--- title: "Chicago to Aalborg cheap flights from $399 (ORD to AAL) - Expedia" description: "Cheap Flights from Chicago (ORD) to Aalborg (AAL) start at $399 for one-way and $636 for round trip. Earn your airline miles on top of our rewards!" canonical: "https://www.expedia.com/lp/flights/ord/aal/chicago-to-aalborg" language: en-US market: US currency: USD prices_as_of: 2026-11-13T10:28:37Z --- # $399 Cheap Flights from Chicago (ORD) to Aalborg (AAL) ![A bustling street lined with various shops and restaurants, including a Heineken sign and a sign for a food and kebab shop.](https://images.trvl-media.com/place/6173538/fb2d2897-90fb-4275-b813-58a8fcb168fa.jpg?impolicy=fcrop&w=1200&h=500&q=medium) [View $399 flight on Sat, Mar 6, 2027](https://www.expedia.com/Flights-Search?leg1=from:ORD,to:AAL,departure:3/6/2027TANYT&trip=oneway&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&flp=mdl:flights-flex-module,price:398.28&airProductToken=AQqmAQo9CMuYARIENTU5MhiuHCCpUSibgqcDMKyDpwM4VkAAWAFqBUxJR0hUcghWTFg5MU5CTHoKCMSYARIENDkxOQoxCMuYARIDNjQyGKlRIICTASjIjKcDMOyPpwM4VkABWAFqBUxJR0hUcghWTFg5MU5CTAoyCMuYARIEMTI4MxiAkwEggFgogpGnAzDSkacDOExAAVgBagVMSUdIVHIIVkxYOTFOQkwSCggBEAEYASoCS0wYASIECAEQASgCKAMoBDAB) ## Popular airlines from Chicago O'Hare Intl. Airport (ORD) to Aalborg (AAL) [SAS](https://www.expedia.com/Flights-Search?leg1=from:ORD,to:AAL,departure:11/27/2026TANYT&leg2=from:AAL,to:ORD,departure:12/4/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"SK"}}]) [Air France](https://www.expedia.com/Flights-Search?leg1=from:ORD,to:AAL,departure:11/27/2026TANYT&leg2=from:AAL,to:ORD,departure:12/4/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AF"}}]) [KLM](https://www.expedia.com/Flights-Search?leg1=from:ORD,to:AAL,departure:11/27/2026TANYT&leg2=from:AAL,to:ORD,departure:12/4/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"KL"}}]) [Delta](https://www.expedia.com/Flights-Search?leg1=from:ORD,to:AAL,departure:11/27/2026TANYT&leg2=from:AAL,to:ORD,departure:12/4/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"DL"}}]) [TAP Portugal](https://www.expedia.com/Flights-Search?leg1=from:ORD,to:AAL,departure:11/27/2026TANYT&leg2=from:AAL,to:ORD,departure:12/4/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"TP"}}]) ### Be in the know Get alerts if flight prices drop or rise\* ### Book smarter Save up to 30% on select hotels after you book a flight\* ### Earn twice Earn your airline miles on top of our OneKeyCash [Learn about One Key](https://www.expedia.com/welcome-one-key) ## Cheap Flights from Chicago to Aalborg (ORD-AAL) Prices were available within the past 7 days and start at $399 for one-way flights and $636 for roundtrip, for the period specified. Prices and availability are subject to change. All deals One way Roundtrip [Select SAS flight, departing Sat, Mar 6 from Chicago to Aalborg, returning Sat, Mar 13, priced at $636 Found 1 day ago](https://www.expedia.com/Flights-Search?leg1=from:ORD,to:AAL,departure:3/6/2027TANYT&leg2=from:AAL,to:ORD,departure:3/13/2027TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&flp=mdl:flights-flex-module,price:635.79&airProductToken=AQpnCjEI05YBEgM5NDQYrhwg4jso5oKnAzDQhqcDOFRAAFgBagZOVVNHSFRyCFRMV1U2R0hUCjII05YBEgQxMjIxGOI7IIBYKOSLpwMwloynAzhUQAFYAWoGTlVTR0hUcghUTFdVNkdIVApnCjII05YBEgQxMjI4GIBYIOI7KKDIpwMw0sinAzhMQABYAWoGTlVTR0hUcghMTFdVNkdIVAoxCNOWARIDOTQzGOI7IK4cKIrMpwMwtdCnAzhMQAFYAWoGTlVTR0hUcghMTFdVNkdIVBIKCAEQARgBKgJTSxgBIgQIARABKAIoAygEMA8) Sat, Mar 6 - Sat, Mar 13 · ORD · AAL · Roundtrip [Select SAS flight, departing Mon, Nov 23 from Chicago to Aalborg, returning Wed, Dec 2, priced at $683 Found 4 days ago](https://www.expedia.com/Flights-Search?leg1=from:ORD,to:AAL,departure:11/23/2026TANYT&leg2=from:AAL,to:ORD,departure:12/2/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&flp=mdl:flights-flex-module,price:682.49&airProductToken=AQplCjAI05YBEgM5NDQYrhwg4jsohvydAzDw%5F50DOE5AAFgBagVMSUdIVHIITkxYVTZHSFQKMQjTlgESBDEyMjEY4jsggFgohIWeAzC2hZ4DOE5AAVgBagVMSUdIVHIITkxYVTZHSFQKZQoxCNOWARIEMTIwMhiAWCDiOyio2J4DMNrYngM4TEAAWAFqBUxJR0hUcghMTFhVNkdIVAowCNOWARIDOTQzGOI7IK4cKOrbngMwleCeAzhMQAFYAWoFTElHSFRyCExMWFU2R0hUEgoIARABGAEqAlNLGAEiBAgBEAEoAigDKAQwAQ) Mon, Nov 23 - Wed, Dec 2 · ORD · AAL · Roundtrip [Select SAS flight, departing Tue, Jan 5 from Chicago to Aalborg, returning Mon, Jan 11, priced at $695 Found 1 day ago](https://www.expedia.com/Flights-Search?leg1=from:ORD,to:AAL,departure:1/5/2027TANYT&leg2=from:AAL,to:ORD,departure:1/11/2027TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&flp=mdl:flights-flex-module,price:694.79&airProductToken=AQpnCjEI05YBEgM5NDQYrhwg4jso5t-hAzDQ46EDOEtAAFgBagZOVVNHSFRyCEtLWFU2R0hUCjII05YBEgQxMjEzGOI7IIBYKPrkoQMwrOWhAzhLQAFYAWoGTlVTR0hUcghLS1hVNkdIVApnCjII05YBEgQxMjAyGIBYIOI7KKiaogMw2pqiAzhMQABYAWoGTlVTR0hUcghMTFhVNkdIVAoxCNOWARIDOTQzGOI7IK4cKOqdogMwlaKiAzhMQAFYAWoGTlVTR0hUcghMTFhVNkdIVBIKCAEQARgBKgJTSxgBIgQIARABKAIoAygEMA8) Tue, Jan 5 - Mon, Jan 11 · ORD · AAL · Roundtrip [Select SAS flight, departing Wed, Mar 31 from Chicago to Aalborg, returning Thu, Apr 8, priced at $703 Found 1 day ago](https://www.expedia.com/Flights-Search?leg1=from:ORD,to:AAL,departure:3/31/2027TANYT&leg2=from:AAL,to:ORD,departure:4/8/2027TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&flp=mdl:flights-flex-module,price:702.79&airProductToken=AQpnCjEI05YBEgM5NDQYrhwg4jsop5upAzCln6kDOEtAAFgBagZOVVNHSFRyCEtMWFU2R0hUCjII05YBEgQxMjE3GOI7IIBYKJyiqQMwzqKpAzhLQAFYAWoGTlVTR0hUcghLTFhVNkdIVApnCjII05YBEgQxMjAyGIBYIOI7KMzsqQMw%5FuypAzhMQABYAWoGTlVTR0hUcghMS1hVNkdIVAoxCNOWARIDOTQzGOI7IK4cKP%5FvqQMwkfSpAzhMQAFYAWoGTlVTR0hUcghMS1hVNkdIVBIKCAEQARgBKgJTSxgBIgQIARABKAIoAygEMA8) Wed, Mar 31 - Thu, Apr 8 · ORD · AAL · Roundtrip [Select SAS flight, departing Tue, Jan 5 from Chicago to Aalborg, returning Mon, Jan 11, priced at $710 Found 1 day ago](https://www.expedia.com/Flights-Search?leg1=from:ORD,to:AAL,departure:1/5/2027TANYT&leg2=from:AAL,to:ORD,departure:1/11/2027TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&flp=mdl:flights-flex-module,price:709.79&airProductToken=AQpnCjEI05YBEgM5NDQYrhwg4jso5t-hAzDQ46EDOEtAAFgBagZOVVNHSFRyCEtLWFU2R0hUCjII05YBEgQxMjIxGOI7IIBYKOTooQMwlumhAzhLQAFYAWoGTlVTR0hUcghLS1hVNkdIVApnCjII05YBEgQxMjI4GIBYIOI7KICaogMwspqiAzhMQABYAWoGTlVTR0hUcghMTFhVNkdIVAoxCNOWARIDOTQzGOI7IK4cKOqdogMwlaKiAzhMQAFYAWoGTlVTR0hUcghMTFhVNkdIVBIKCAEQARgBKgJTSxgBIgQIARABKAIoAygEMA8) Tue, Jan 5 - Mon, Jan 11 · ORD · AAL · Roundtrip [Select SAS flight, departing Mon, Nov 23 from Chicago to Aalborg, returning Wed, Dec 2, priced at $713 Found 4 days ago](https://www.expedia.com/Flights-Search?leg1=from:ORD,to:AAL,departure:11/23/2026TANYT&leg2=from:AAL,to:ORD,departure:12/2/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&flp=mdl:flights-flex-module,price:712.49&airProductToken=AQplCjAI05YBEgM5NDQYrhwg4jsohvydAzDw%5F50DOE5AAFgBagVMSUdIVHIITkxYVTZHSFQKMQjTlgESBDEyMjUY4jsggFgo7YWeAzCfhp4DOE5AAVgBagVMSUdIVHIITkxYVTZHSFQKcQo9CNOWARIEMTIwNBiAWCDiOyju3Z4DMJvengM4TkAAWAFqBUxJR0hUcghOTFhVNkdIVHoKCNewARIEMTIwNAowCNOWARIDOTQzGOI7IK4cKIrnngMwteueAzhOQAFYAWoFTElHSFRyCE5MWFU2R0hUEgoIARABGAEqAlNLGAEiBAgBEAEoAigDKAQwAQ) Mon, Nov 23 - Wed, Dec 2 · ORD · AAL · Roundtrip [Select Delta flight, departing Tue, Jan 5 from Chicago to Aalborg, returning Mon, Jan 11, priced at $826 Found 1 day ago](https://www.expedia.com/Flights-Search?leg1=from:ORD,to:AAL,departure:1/5/2027TANYT&leg2=from:AAL,to:ORD,departure:1/11/2027TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&flp=mdl:flights-flex-module,price:825.19&airProductToken=AQq0AQo2CMSYARIENDQ1NhiuHCDjtAEo4duhAzDE3KEDOEVAAFgBaglNQUlOQkFTSUNyCFZMWDAwU0JBCjYIxJgBEgMxMzIY47QBIICTASj73aEDMMzhoQM4RUABWAFqCU1BSU5CQVNJQ3IIVkxYMDBTQkEKQgjEmAESBDkxNzkYgJMBIIBYKOLioQMwsuOhAzhFQAFYAWoJTUFJTkJBU0lDcghWTFgwMFNCQXoKCMuYARIEMTI4Mwq-AQpCCMSYARIEOTE3MhiAWCCAkwEo8JuiAzDFnKIDOEVAAFgBaglNQUlOQkFTSUNyCFZMVzAwU0JBegoIy5gBEgQxMjg0CkEIxJgBEgQ5MzQ4GICTASCpUSiGnaIDMPCgogM4RUABWAFqCU1BSU5CQVNJQ3IIVkxXMDBTQkF6CQjLmAESAzY0MQo1CMSYARIENTAzMBipUSCuHCiSo6IDMMikogM4RUABWAFqCU1BSU5CQVNJQ3IIVkxXMDBTQkESCggBEAEYASoCREwYASIECAEQASgCKAMoBDAB) Tue, Jan 5 - Mon, Jan 11 · ORD · AAL · Roundtrip [Select KLM flight, departing Tue, Nov 24 from Chicago to Aalborg, returning Tue, Dec 1, priced at $860 Found 16 hours ago](https://www.expedia.com/Flights-Search?leg1=from:ORD,to:AAL,departure:11/24/2026TANYT&leg2=from:AAL,to:ORD,departure:12/1/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&flp=mdl:flights-flex-module,price:859.39&airProductToken=AQqyAQo9CMuYARIENjQ1NxiuHCDMfCiehJ4DMPqEngM4VkAAWAFqBUxJR0hUcghWTFgwM1NCVXoKCMSYARIEMTU2Nwo9CMuYARIENjA1OBjMfCCAkwEopoeeAzCfi54DOFZAAVgBagVMSUdIVHIIVkxYMDNTQlV6CQjEmAESAzE2MgoyCMuYARIEMTI4NRiAkwEggFgokoyeAzDijJ4DOExAAVgBagVMSUdIVHIIVkxYMDNTQlUKsgEKMgjLmAESBDEyODIYgFgggJMBKMzMngMwps2eAzhMQABYAWoFTElHSFRyCFZLWDAzU0JVCj0Iy5gBEgQ2MDY1GICTASDMfCjVzp4DMILTngM4VkABWAFqBUxJR0hUcghWS1gwM1NCVXoJCMSYARIDMTYxCj0Iy5gBEgQ1MjcyGMx8IK4cKIzUngMw89SeAzhWQAFYAWoFTElHSFRyCFZLWDAzU0JVegoIxJgBEgQxNDcxEgoIARABGAEqAktMGAEiBAgBEAEoAigDKAQwAQ) Tue, Nov 24 - Tue, Dec 1 · ORD · AAL · Roundtrip [Select Air France flight, departing Tue, Nov 24 from Chicago to Aalborg, returning Tue, Dec 1, priced at $860 Found 16 hours ago](https://www.expedia.com/Flights-Search?leg1=from:ORD,to:AAL,departure:11/24/2026TANYT&leg2=from:AAL,to:ORD,departure:12/1/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&flp=mdl:flights-flex-module,price:859.79&airProductToken=AQq-AQo9CMGMARIENTkwMBiuHCDMfCiehJ4DMPqEngM4VkAAWAFqBUxJR0hUcghWTFgwMFNCQXoKCMSYARIEMTU2Nwo9CMGMARIEODk3NRjMfCCAkwEoz4WeAzC-iZ4DOFZAAVgBagVMSUdIVHIIVkxYMDBTQkF6CQjEmAESAzE2MAo-CMGMARIEODIzOBiAkwEggFgokoyeAzDijJ4DOEVAAVgBagVMSUdIVHIIVkxYMDBTQkF6CgjLmAESBDEyODUKvgEKPgjBjAESBDMxMjAYgFgggJMBKNDOngMwpc-eAzhRQABYAWoFTElHSFRyCFZLWDAzU0JVegoIy5gBEgQxMjg0Cj0IwYwBEgQ2Njk4GICTASCpUSjmz54DMNDTngM4VkABWAFqBUxJR0hUcghWS1gwM1NCVXoJCMuYARIDNjQxCj0IwYwBEgQyODkwGKlRIK4cKOTVngMwmNeeAzhWQAFYAWoFTElHSFRyCFZLWDAzU0JVegoIxJgBEgQ1NjExEgoIARABGAEqAkFGGAEiBAgBEAEoAigDKAQwAQ) Tue, Nov 24 - Tue, Dec 1 · ORD · AAL · Roundtrip [Select TAP Portugal flight, departing Wed, Mar 31 from Chicago to Aalborg, returning Thu, Apr 8, priced at $1,197 Found 1 day ago](https://www.expedia.com/Flights-Search?leg1=from:ORD,to:AAL,departure:3/31/2027TANYT&leg2=from:AAL,to:ORD,departure:4/8/2027TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&flp=mdl:flights-flex-module,price:1196.59&airProductToken=AQqlAQoxCNSgARIDMjQ0GK4cIIuSASj1mqkDMN-eqQM4VkAAWAFqBUJBU0lDcghWTDBCU0kwMQoxCNSgARIDNzU0GIuSASDiOyjeoKkDMLqiqQM4VkABWAFqBUJBU0lDcghWTDBCU0kwMQo9CNSgARIENTU3MRjiOyCAWCjIpKkDMPqkqQM4VkABWAFqBUJBU0lDcghWTDBCU0kwMXoKCNOWARIEMTIyMQqlAQo9CNSgARIENTUwMxiAWCDiOyiJ8KkDMLvwqQM4VkAAWAFqBUJBU0lDcghWTDBCU0kwMXoKCNOWARIEMTIxNAoxCNSgARIDNzU1GOI7IIuSASjM8akDMLzzqQM4VkABWAFqBUJBU0lDcghWTDBCU0kwMQoxCNSgARIDMjQzGIuSASCuHCj8-qkDMKz%5FqQM4VkABWAFqBUJBU0lDcghWTDBCU0kwMRIKCAEQARgBKgJUUBgBIgQIARABKAIoAygEMAE) Wed, Mar 31 - Thu, Apr 8 · ORD · AAL · Roundtrip ## Alternative airports near Aalborg Prices were available within the past 7 days. Prices and availability are subject to change. [Select flight to Aarhus AAR. Average driving time to city center is 1 hour 26 minutes.](https://www.expedia.com/Flights-Search?leg1=from:ORD,to:AAR,departure:11/27/2026TANYT&trip=oneway&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE) 1 h 26 min · Search flights [Select flight to Karup KRP. Average driving time to city center is 1 hour 24 minutes.](https://www.expedia.com/Flights-Search?leg1=from:ORD,to:KRP,departure:11/27/2026TANYT&trip=oneway&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE) 1 h 24 min · Search fl · ights ## Book with confidence ### Chicago to Aalborg Flights #### The cheapest times to fly from Chicago to Aalborg On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Chicago to Aalborg are during the month of March. You can find some of the cheapest flights from Chicago to Aalborg with Expedia's search tool and vast selection of airlines. #### The best time to book a flight from Chicago to Aalborg Sunday is one of the best days to book for cheap flights from Chicago to Aalborg: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance. #### How to find cheap round-trip tickets from Chicago to Aalborg Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Chicago to Aalborg in 2026\. You can also book with separate airlines for your outbound and return journeys, from $399 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference\*. This is available for a small fee, and is free to One Key Gold and Platinum tier members. Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Chicago to Aalborg flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps. You could also save big by booking one of Expedia's [vacation packages](https://www.expedia.com/package-deals). Bundling together your Chicago to Aalborg airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures. *\*Terms apply.* *Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023\. The percentages you see are averages.* ## Frequently Asked Questions ### How much does a flight from Chicago, IL (ORD-O'Hare Intl.) to Aalborg (AAL) cost? You can find cheap one-way flights from $399 and cheap return flights $636 Chicago, IL (ORD-O'Hare Intl.) to Aalborg (AAL) with Expedia. Return flights often range between $956 and $7295\. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Chicago, IL (ORD-O'Hare Intl.) to Aalborg (AAL) ticket fares go up or down. *\*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.* ### What is the cheapest month to fly from Chicago, IL (ORD-O'Hare Intl.) to Aalborg (AAL)? The cheapest month to fly from ORD to AAL is March when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you're able to. Use the calendar view in your search to see which months have low fares on this route. ### Which airlines fly direct from Chicago, IL (ORD-O'Hare Intl.) to Aalborg (AAL)? Enter ORD to AAL and your travel dates, then apply the 'Nonstop' filter to see only direct flights. ### How do I find cheap flights from Chicago, IL (ORD-O'Hare Intl.) to Aalborg (AAL)? To find a cheap flight from Chicago, IL (ORD-O'Hare Intl.) to Aalborg (AAL), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up [Price Tracking](https://www.expedia.com/why/price-tracking) and receive alerts when fares go up or down. ### What is the best time to fly from Chicago, IL (ORD-O'Hare Intl.) to Aalborg (AAL)? The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience. ### What is the earliest flight from Chicago, IL (ORD-O'Hare Intl.) to Aalborg (AAL)? Sort flights by "Departure (earliest)" on Expedia to find the earliest flight from ORD to AAL. To compare more early flights, use the "Early Morning" and "Morning" filters in your search. ### What are the most popular departure times for flights from Chicago, IL (ORD-O'Hare Intl.) to Aalborg (AAL)? For flights from Chicago, IL (ORD) to Aalborg (AAL), the most popular departure times are in the afternoon, from 3pm to 6pm. This time window accounts for about 29% of total traffic. Many major carriers, including Lufthansa and United Airlines, offer flights during this period. This timing is favored as it allows travelers to enjoy their day in Chicago before heading to Aalborg. ### How long does it take to fly from Chicago, IL (ORD-O'Hare Intl.) to Aalborg (AAL)? Flying from ORD to AAL with a connection usually takes about 21 hours 30 minutes, traveling roughly 4,115 miles. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic. ### Can you fly business or first class from Chicago, IL (ORD-O'Hare Intl.) to Aalborg (AAL)? You can fly business class between ORD and AAL. Airlines that offer business class service on this route include: - KLM - SAS - Austrian Airlines - Swiss International Air Lines - Lufthansa - United Airlines - Icelandair - Air France - Air Canada ### How do I earn miles on a Chicago, IL (ORD-O'Hare Intl.) to Aalborg (AAL) flight with Expedia? It's easy to earn miles on a Chicago, IL (ORD-O'Hare Intl.) to Aalborg (AAL) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of [One Key™](https://www.expedia.com/welcome-one-key), you can also earn OneKeyCash™\* on top of your airline miles when you book with Expedia. \*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands. ### Is it cheaper to buy a plane ticket from Chicago, IL (ORD-O'Hare Intl.) to Aalborg (AAL) at the last minute? Typically, booking a last minute flight from Chicago, IL (ORD-O'Hare Intl.) to Aalborg (AAL) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare. ### Is it cheaper to book a Chicago, IL (ORD-O'Hare Intl.) to Aalborg (AAL) flight and hotel package? Securing a Chicago, IL (ORD-O'Hare Intl.) to Aalborg (AAL) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars. ### Can I cancel or change the date of my flight from Chicago, IL (ORD-O'Hare Intl.) to Aalborg (AAL)? If you booked your Chicago, IL (ORD-O'Hare Intl.) to Aalborg (AAL) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in [your itinerary](https://www.expedia.com/trips) or confirmation email. Or, head to our [Customer Service portal](https://www.expedia.com/helpcenter/) if you'd like more information. ## Travel information | Origin airport | Chicago O'Hare Intl. Airport | | ------------------- | ----------------------------------------- | | Destination airport | Aalborg | | Distance | 4,114 miles away | | Airlines serving | SAS, Air France, KLM, Delta, TAP Portugal | | Popular airline | SAS | | Roundtrip price | $636 | ## Explore a world of travel with Expedia - [Flights](?equalTargetTab=tab-0) - [Flights from Albuquerque (ABQ) to Aalborg (AAL)](https://www.expedia.com/lp/flights/abq/aal/albuquerque-to-aalborg) - [Flights from Reykjavik (KEF) to Aalborg (AAL)](https://www.expedia.com/lp/flights/kef/aal/reykjavik-to-aalborg) - [Flights from Washington (IAD) to Aalborg (AAL)](https://www.expedia.com/lp/flights/iad/aal/washington-to-aalborg) - [Flights from Hamburg (HAM) to Aalborg (AAL)](https://www.expedia.com/lp/flights/ham/aal/hamburg-to-aalborg) - [Flights from San Diego (SAN) to Aalborg (AAL)](https://www.expedia.com/lp/flights/san/aal/san-diego-to-aalborg) - [Flights from Larnaca (LCA) to Aalborg (AAL)](https://www.expedia.com/lp/flights/lca/aal/larnaca-to-aalborg) - 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[Flights from Entebbe (EBB) to Aalborg (AAL)](https://www.expedia.com/lp/flights/ebb/aal/entebbe-to-aalborg) - [Flights from Dhaka (DAC) to Aalborg (AAL)](https://www.expedia.com/lp/flights/dac/aal/dhaka-to-aalborg) - [Flights from New York (JFK) to Aalborg (AAL)](https://www.expedia.com/lp/flights/jfk/aal/new-york-to-aalborg) - [Flights from Athens (ATH) to Aalborg (AAL)](https://www.expedia.com/lp/flights/ath/aal/athens-to-aalborg) - [Flights from Dublin (DUB) to Aalborg (AAL)](https://www.expedia.com/lp/flights/dub/aal/dublin-to-aalborg) - [Flights from Gothenburg (GOT) to Aalborg (AAL)](https://www.expedia.com/lp/flights/got/aal/gothenburg-to-aalborg) - [Flights from Colombo (CMB) to Aalborg (AAL)](https://www.expedia.com/lp/flights/cmb/aal/colombo-to-aalborg) - [Flights from Miami (MIA) to Aalborg (AAL)](https://www.expedia.com/lp/flights/mia/aal/miami-to-aalborg) - [Flights from Milan (MXP) to Aalborg (AAL)](https://www.expedia.com/lp/flights/mxp/aal/milan-to-aalborg) - [Flights from New York (NYC) to Aalborg (AAL)](https://www.expedia.com/lp/flights/nyc/aal/new-york-to-aalborg) - 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[Flights from Amsterdam (AMS) to Aalborg (AAL)](https://www.expedia.com/lp/flights/ams/aal/amsterdam-to-aalborg) - [Flights from Dakar (DSS) to Aalborg (AAL)](https://www.expedia.com/lp/flights/dss/aal/dakar-to-aalborg) - [Flights from Alesund (AES) to Aalborg (AAL)](https://www.expedia.com/lp/flights/aes/aal/alesund-to-aalborg) - [Flights from Dallas (DFW) to Aalborg (AAL)](https://www.expedia.com/lp/flights/dfw/aal/dallas-to-aalborg) - [Flights from Pittsburgh (PIT) to Aalborg (AAL)](https://www.expedia.com/lp/flights/pit/aal/pittsburgh-to-aalborg) - [Flights from Bergen (BGO) to Aalborg (AAL)](https://www.expedia.com/lp/flights/bgo/aal/bergen-to-aalborg) - [Flights from Odense (ODE) to Aalborg (AAL)](https://www.expedia.com/lp/flights/ode/aal/odense-to-aalborg) - [Flights from Edinburgh (EDI) to Aalborg (AAL)](https://www.expedia.com/lp/flights/edi/aal/edinburgh-to-aalborg) - [Flights from Dubai (DXB) to Aalborg (AAL)](https://www.expedia.com/lp/flights/dxb/aal/dubai-to-aalborg) - [Flights from Oslo (OSL) to Aalborg (AAL)](https://www.expedia.com/lp/flights/osl/aal/oslo-to-aalborg) - [Flights from Boston (BOS) to Aalborg (AAL)](https://www.expedia.com/lp/flights/bos/aal/boston-to-aalborg) - [Flights from Austin (AUS) to Aalborg (AAL)](https://www.expedia.com/lp/flights/aus/aal/austin-to-aalborg) - [Flights from Antwerp (ANR) to Aalborg (AAL)](https://www.expedia.com/lp/flights/anr/aal/antwerp-to-aalborg) - [Flights from Zagreb (ZAG) to Aalborg (AAL)](https://www.expedia.com/lp/flights/zag/aal/zagreb-to-aalborg) - [Flights from Orlando (MCO) to Aalborg (AAL)](https://www.expedia.com/lp/flights/mco/aal/orlando-to-aalborg) - [Flights from Boise (BOI) to Aalborg (AAL)](https://www.expedia.com/lp/flights/boi/aal/boise-to-aalborg) - [Flights from Cincinnati (CVG) to Aalborg (AAL)](https://www.expedia.com/lp/flights/cvg/aal/cincinnati-to-aalborg) - [Flights from Raleigh (RDU) to Aalborg (AAL)](https://www.expedia.com/lp/flights/rdu/aal/raleigh-to-aalborg) - [Flights from Nice (NCE) to Aalborg (AAL)](https://www.expedia.com/lp/flights/nce/aal/nice-to-aalborg) - [Flights from Birmingham (BHX) to Aalborg (AAL)](https://www.expedia.com/lp/flights/bhx/aal/birmingham-to-aalborg) - [Flights from San Francisco (SFO) to Aalborg (AAL)](https://www.expedia.com/lp/flights/sfo/aal/san-francisco-to-aalborg) - [Flights from Luxembourg (LUX) to Aalborg (AAL)](https://www.expedia.com/lp/flights/lux/aal/luxembourg-to-aalborg) - [Flights from Frankfurt (FRA) to Aalborg (AAL)](https://www.expedia.com/lp/flights/fra/aal/frankfurt-to-aalborg) - [Flights from Trondheim (TRD) to Aalborg (AAL)](https://www.expedia.com/lp/flights/trd/aal/trondheim-to-aalborg) - [Flights from Detroit (DTW) to Aalborg (AAL)](https://www.expedia.com/lp/flights/dtw/aal/detroit-to-aalborg) \*Available to One Key members. ## Other language versions ```yaml hreflang: x-default: https://www.expedia.com/lp/flights/ord/aal/chicago-to-aalborg en-US: https://www.expedia.com/lp/flights/ord/aal/chicago-to-aalborg de-DE: https://www.expedia.de/lp/fluge/ord/aal/chicago-nach-aalborg ar: https://www.expedia.sa/lp/flights/ord/aal/chicago-to-aalborg da-DK: https://www.expedia.dk/lp/fly/ord/aal/chicago-til-aalborg ```