Title: $520 Cheap flights from Lisbon to Chicago (LIS to ORD) - Expedia.com ![City of Chicago. Image of Chicago downtown and Chicago River with bridges at sunny summer day](https://images.trvl-media.com/place/178248/e6aa83ce-7ad8-43a5-9d1d-b055eefa7e78.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://images.trvl-media.com/place/178248/e6aa83ce-7ad8-43a5-9d1d-b055eefa7e78.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # $520 Cheap Flights from Lisbon (LIS) to Chicago (ORD) [View $520 flight on Sun, May 3, 2026](https://expedia.com/Flights-Search?trip=oneway&leg1=from:LIS,to:ORD,departure:5/3/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:519.63&airProductToken=AQpZCisIyYQBEgM1NDAYi5IBIIwYKO_7iwMwxPyLAzhPQABYAXIJT0xONUM1QldQCioIyYQBEgMzNDEYjBggrhwo6f2LAzCtgowDOE9AAVgBcglPTE41QzVCV1ASCggBEAEYASoCQkEYASIECAEQASgCKAMwDQ) - [Roundtrip](?flightType=roundtrip) - [One-way](?flightType=oneway) - [Multi-city](?flightType=multicity) ### Travelers Adults ChildrenAges 2 to 17 InfantsYounger than 2 EconomyPremium economyBusiness classFirst class Leaving from Going to Departing Returning Add a place to stay Add a car Direct flights only ## Popular airlines from Humberto Delgado Airport (LIS) to Chicago O'Hare Intl. Airport (ORD) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_TK.svg) Turkish Airlines [](https://www.expedia.com/Flights-Search?leg1=from:LIS,to:ORD,departure:3/1/2026TANYT&leg2=from:ORD,to:LIS,departure:3/8/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"TK"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_BA.svg) British Airways [](https://www.expedia.com/Flights-Search?leg1=from:LIS,to:ORD,departure:3/1/2026TANYT&leg2=from:ORD,to:LIS,departure:3/8/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"BA"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_IB.svg) Iberia [](https://www.expedia.com/Flights-Search?leg1=from:LIS,to:ORD,departure:3/1/2026TANYT&leg2=from:ORD,to:LIS,departure:3/8/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"IB"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AY.svg) Finnair [](https://www.expedia.com/Flights-Search?leg1=from:LIS,to:ORD,departure:3/1/2026TANYT&leg2=from:ORD,to:LIS,departure:3/8/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AY"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_EI.svg) Aer Lingus [](https://www.expedia.com/Flights-Search?leg1=from:LIS,to:ORD,departure:3/1/2026TANYT&leg2=from:ORD,to:LIS,departure:3/8/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"EI"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_TP.svg) TAP Portugal [](https://www.expedia.com/Flights-Search?leg1=from:LIS,to:ORD,departure:3/1/2026TANYT&leg2=from:ORD,to:LIS,departure:3/8/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"TP"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_LX.svg) Swiss International Air Lines [](https://www.expedia.com/Flights-Search?leg1=from:LIS,to:ORD,departure:3/1/2026TANYT&leg2=from:ORD,to:LIS,departure:3/8/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"LX"}}]) - ![](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__notification.svg) ### Be in the know Get alerts if flight prices drop or rise\* - ![](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__deals.svg) ### Book smarter Save up to 30% on select hotels after you book a flight\* - ![](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__trophy.svg) ### 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 Lisbon to Chicago (LIS-ORD) Prices were available within the past 7 days and start at $520 for one-way flights and $545 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. All deals One way Roundtrip ![Scandinavian Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/SK.gif) Sun, Mar 1 - Sun, Mar 8 LIS Lisbon ORD Chicago $545 Roundtrip found 2 days ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:LIS,to:ORD,departure:3/1/2026TANYT&leg2=from:ORD,to:LIS,departure:3/8/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:544.63&airProductToken=AQpECiEI05YBEgQyODAyGIuSASDiOyj4vIYDMNS-hgM4VEAAWAEKHwjTlgESAzk0MxjiOyCuHCiKxoYDMLXKhgM4VEABWAEKRAofCNOWARIDOTQ0GK4cIOI7KJCPhwMw9ZKHAzhOQABYAQohCNOWARIEMjgwMRjiOyCLkgEos5SHAzCelocDOE5AAVgBEgoIARABGAEqAlNLGAEiBAgBEAEoBDAB) ![Aer Lingus](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/EI.gif) Fri, Mar 6 - Sun, Mar 8 LIS Lisbon ORD Chicago $630 Roundtrip found 2 days ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:LIS,to:ORD,departure:3/6/2026TANYT&leg2=from:ORD,to:LIS,departure:3/8/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:629.91&airProductToken=AQpgCi0IxZIBEgM0ODMYi5IBIIMNKOrxhgMwmfOGAzhBQABYAWoEU0FWUnIFQVJUNzMKLwjFkgESAzEyNRiDDSCuHCjI9IYDMMv4hgM4T0AAWAFqBFNBVlJyCE9MTjdUOEI0CmAKLwjFkgESAzEyMhiuHCCDDSi-jYcDMPaQhwM4T0AAWAFqBFNBVlJyCE9MTjdUOEI0Ci0IxZIBEgM0ODIYgw0gi5IBKPORhwMwopOHAzhBQABYAWoEU0FWUnIFQVJUNzMSCggBEAEYASoCRUkYASIECAEQASgCKAMoBDAN) ![United](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/UA.gif) Mon, Mar 16 - Tue, Mar 17 LIS Lisbon ORD Chicago $756 Roundtrip found 6 days ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:LIS,to:ORD,departure:3/16/2026TANYT&leg2=from:ORD,to:LIS,departure:3/17/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:755.13&airProductToken=AQpHCiII1YIBEgQ4MDM4GIuSASCYzgEoyOKHAzDG5ocDOFdAAFgBCiEI1YIBEgQ4MjkzGJjOASCuHCjw54cDMO3ohwM4V0ABWAEKRQohCNWCARIEMTYzMBiuHCDEjQEoyvKHAzDR84cDOFdAAFgBCiAI1YIBEgI2NBjEjQEgi5IBKLr0hwMwyveHAzhXQAFYARIKCAEQARgBKgJVQRgBIgQIARABKAQwAQ) ![Lufthansa](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/LH.gif) Wed, Mar 11 - Mon, Mar 23 LIS Lisbon ORD Chicago $823 Roundtrip found 3 hours ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:LIS,to:ORD,departure:3/11/2026TANYT&leg2=from:ORD,to:LIS,departure:3/23/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:822.63&airProductToken=AQp4CjUIzJABEgQxMTczGIuSASClBCisp4cDMOWohwM4S0AAWAFqCEVDT0xJR0hUcghLTFZRQVhCUQo_CMyQARIEOTE1MBilBCCuHCjGqocDMICvhwM4S0ABWAFqCEVDT0xJR0hUcghLTFZRQVhCUXoJCNWCARIDOTA2CngKPwjMkAESBDkyNjkYrhwgjBUooLeIAzCju4gDOEtAAFgBaghFQ09MSUdIVHIIS0xWUUFYQlF6CQjVggESAzk1Mwo1CMyQARIEMTc3OBiMFSCLkgEo_buIAzDAvYgDOEtAAVgBaghFQ09MSUdIVHIIS0xWUUFYQlESCggCEAEYAioCTEgYASIECAEQASgCKAMoBDAL) ![Swiss International Air Lines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/LX.gif) Wed, Mar 11 - Mon, Mar 23 LIS Lisbon ORD Chicago $828 Roundtrip found 3 hours ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:LIS,to:ORD,departure:3/11/2026TANYT&leg2=from:ORD,to:LIS,departure:3/23/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:827.73&airProductToken=AQpqCjUIzLABEgQyMDg1GIuSASC5PCidrIcDMMethwM4S0AAWAFqCEVDT0xJR0hUcghLTFZRQVhCUQoxCMywARIBOBi5PCCuHCj6tYcDMNy6hwM4S0ABWAFqCEVDT0xJR0hUcghLTFZRQVhCUQp4Cj8IzLABEgQzMjA1GK4cILk8KLK2iAMwv7qIAzhLQABYAWoIRUNPTElHSFRyCEtMVlFBWEJRegkI1YIBEgMwMDMKNQjMsAESBDIwODYYuTwgi5IBKK27iAMw4byIAzhLQAFYAWoIRUNPTElHSFRyCEtMVlFBWEJREgoIAhABGAIqAkxYGAEiBAgBEAEoAigDKAQwCw) ![Air Canada](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AC.gif) Fri, Nov 20 - Sun, Nov 29 LIS Lisbon ORD Chicago $831 Roundtrip found 5 days ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:LIS,to:ORD,departure:11/20/2026TANYT&leg2=from:ORD,to:LIS,departure:11/29/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:830.53&airProductToken=AQqyAQo-CMGGARIEOTA4MxiLkgEgpQQo7NCdAzCl0p0DOEtAAFgBagVCQVNJQ3IIS0xWUUFYQlF6CgjMkAESBDExNzMKPQjBhgESBDkxMDUYpQQgmM4BKLjUnQMwu9idAzhLQAFYAWoFQkFTSUNyCEtMVlFBWEJRegkIzJABEgM0NzAKMQjBhgESAzUxMRiYzgEgrhwox9mdAzC_2p0DOEtAAVgBagVCQVNJQ3IIS0xWUUFYQlEKZwoxCMGGARIDNTAwGK4cIJjOASioup4DMIu7ngM4S0AAWAFqBUJBU0lDcghLTFZRQVhCUQoyCMGGARIDODEwGJjOASCLkgEojMCeAzCww54DOEtAAVgBagVCQVNJQ3IIS0xWUUFYQlESCggCEAEYAioCQUMYASIECAEQASgCKAMoBDAB) ![British Airways](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/BA.gif) Fri, Nov 20 - Sun, Nov 29 LIS Lisbon ORD Chicago $843 Roundtrip found 5 days ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:LIS,to:ORD,departure:11/20/2026TANYT&leg2=from:ORD,to:LIS,departure:11/29/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:842.23&airProductToken=AQqBAQo_CMKCARIEMTU3NxiLkgEg71ko2dOdAzC5150DOE9AAFgBagVOT0JBR3IJT0xON0M4QldQegoIwYIBEgQxNTc3Cj4IwoIBEgQ1NDE4GO9ZIK4cKLXYnQMwzdmdAzhPQAFYAWoFTk9CQUdyCU9MTjdDOEJXUHoKCMGCARIENTQxOAppCjIIwoIBEgMyOTQYrhwg64kBKM6-ngMwn8KeAzhPQABYAWoFTk9CQUdyCU9MTjdDOEI0UAozCMKCARIDNTA0GOuJASCLkgEopsOeAzDVxJ4DOE9AAVgBagVOT0JBR3IJT0xON0M4QjRQEgoIARABGAEqAkJBGAEiBAgBEAEoAigDMA0) ![Delta](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/DL.gif) Sun, Mar 15 - Mon, Mar 30 LIS Lisbon ORD Chicago $843 Roundtrip found 6 days ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:LIS,to:ORD,departure:3/15/2026TANYT&leg2=from:ORD,to:LIS,departure:3/30/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:842.93&airProductToken=AQpHCiIIxJgBEgQ5NTk4GIuSASCAkwEorNSHAzDl1YcDOEVAAFgBCiEIxJgBEgQ5MzgyGICTASCuHCi314cDMMTbhwM4RUABWAEKRQogCMSYARIEODc1NxiuHCDiMCiShYkDMPeIiQM4RUAAWAEKIQjEmAESBDg0NDAY4jAgi5IBKMeJiQMw54qJAzhFQAFYARIKCAEQARgBKgJETBgBIgQIARABKAQwAQ) ![Iberia](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/IB.gif) Fri, Feb 27 - Wed, Mar 4 LIS Lisbon ORD Chicago $844 Roundtrip found 5 days ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:LIS,to:ORD,departure:2/27/2026TANYT&leg2=from:ORD,to:LIS,departure:3/4/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:843.93&airProductToken=AQplCjEIyYQBEgM1MzAYi5IBIIwYKPShhgMwyaKGAzhPQABYAWoFQkFTSUNyCE9MTjdDOEJXCjAIyYQBEgMzNDEYjBggrhwolKOGAzDnp4YDOE9AAVgBagVCQVNJQ3IIT0xON0M4QlcKfgo9CMmEARIENDQwORiuHCDvWSj434YDMPTghgM4T0AAWAFqBUJBU0lDcghPTE43QzhCV3oKCMGCARIEMjg0MAo9CMmEARIENDkxOBjvWSCLkgEouOKGAzDX5YYDOE9AAVgBagVCQVNJQ3IIT0xON0M4Qld6CQjBggESAzI1OBIKCAIQARgCKgJJQhgBIgQIARABKAIoAygEMA0) ![Brussels Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/SN.gif) Wed, May 6 - Sun, May 10 LIS Lisbon ORD Chicago $851 Roundtrip found 5 days ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:LIS,to:ORD,departure:5/6/2026TANYT&leg2=from:ORD,to:LIS,departure:5/10/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:850.23&airProductToken=AQp6CjYI05wBEgQzODIwGIuSASChpAEo76OMAzCUpYwDOEtAAFgBaghFQ09MSUdIVHIIS0xWUUFYQlEKQAjTnAESBDg4MDMYoaQBIK4cKI-qjAMwnK6MAzhLQAFYAWoIRUNPTElHSFRyCEtMVlFBWEJRegkI1YIBEgM5NzMKegpACNOcARIEODgwNBiuHCChpAEo39KMAzDE1owDOEtAAFgBaghFQ09MSUdIVHIIS0xWUUFYQlF6CQjVggESAzk3Mgo2CNOcARIEMzgxORihpAEgi5IBKKnajAMw2NuMAzhLQAFYAWoIRUNPTElHSFRyCEtMVlFBWEJREgoIAhABGAIqAlNOGAEiBAgBEAEoAigDKAQwCw) ![](https://forever.travel-assets.com/flex/flexmanager/images/2026/02/06/expedia-sale-2026-desktop-us-ca.jpg?impolicy=fcrop&w=1400&h=600&q=mediumHigh) ## The Annual Vacation Sale Members save up to 40% on hotels and homes. Plan this year’s big trip and save. [Book now](https://expedia.com/deals?rfrr=FTG_SPRING_PROMO_) ## Alternative airports near Chicago Prices were available within the past 7 days. Prices and availability are subject to change. [](https://www.expedia.com/Flights-Search?leg1=from:LIS,to:ORD,departure:3/1/2026TANYT&leg2=from:ORD,to:LIS,departure:3/5/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE) ORD O'Hare Intl. Cheapest 23 min [Flights from $880 ](https://www.expedia.com/Flights-Search?leg1=from:LIS,to:ORD,departure:3/1/2026TANYT&leg2=from:ORD,to:LIS,departure:3/5/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE) ## Find the cheapest month to fly from Lisbon (LIS) to Chicago (ORD) ### November is typically the cheapest month to fly From $446 - $931 per traveler. __Flights from Lisbon (LIS) to Chicago (ORD)__ | Origin airport | Humberto Delgado | | ------------------- | --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | | Destination airport | O'Hare Intl. | | Airlines serving | Aer Lingus, Air Canada, Air Europa, American Airlines, Austrian Airlines, British Airways, Brussels Airlines, Delta, Finnair, Iberia, JetBlue Airways, KLM, LOT-Polish Airlines, Lufthansa, Scandinavian Airlines, Swiss International Air Lines, TAP Portugal, Turkish Airlines, United, Virgin Atlantic | | Roundtrip price | $545 | | Distance | 3999 mi | | Average flight time | 9 hours 35 mins | ## Lisbon to Chicago Flights The cheapest times to fly from Lisbon to Chicago 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 Lisbon to Chicago are during the month of March. You can find some of the cheapest flights from Lisbon to Chicago with Expedia's search tool and vast selection of airlines. The best time to book a flight from Lisbon to Chicago Sunday is one of the best days to book for cheap flights from Lisbon to Chicago: 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 Lisbon to Chicago 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 Lisbon to Chicago in 2026\. You can also book with separate airlines for your outbound and return journeys, from $520 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 Lisbon to Chicago 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 Lisbon to Chicago 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 Humberto Delgado Airport (LIS) to O'Hare Intl. Airport (ORD) cost? ### What is the cheapest month to fly from Humberto Delgado Airport (LIS) to O'Hare Intl. Airport (ORD)? ### Which airlines fly direct from Humberto Delgado Airport (LIS) to O'Hare Intl. Airport (ORD)? ### What is the cheapest airline that flies from Humberto Delgado Airport (LIS) to O'Hare Intl. Airport (ORD)? ### How many flights per day from Humberto Delgado Airport (LIS) to O'Hare Intl. Airport (ORD)? ### What are the most popular departure times for flights from Humberto Delgado Airport (LIS) to O'Hare Intl. Airport (ORD)? ### What day of the week has the most flights from LIS to ORD? ### What is the earliest flight from Humberto Delgado Airport (LIS) to O'Hare Intl. Airport (ORD)? ### How long does it take to fly from Humberto Delgado Airport (LIS) to O'Hare Intl. Airport (ORD)? ### What is the best time to fly from Humberto Delgado Airport (LIS) to O'Hare Intl. Airport (ORD)? ### What airports do you fly into for Chicago from Humberto Delgado Airport (LIS)? ### Is it cheaper to buy a plane ticket from Humberto Delgado Airport (LIS) to O'Hare Intl. Airport (ORD) last-minute? ### Is it cheaper to book a LIS to ORD flight and hotel package? ### Can I cancel or change the date of my flight from Humberto Delgado Airport (LIS) to O'Hare Intl. Airport (ORD)? \*Flight schedules are subject to change. ## Explore a world of travel with Expedia - Lodging - Flights - Packages - Cars - Vacation Rentals - Other - [Chicago Hotels ](https://www.expedia.com/Chicago-Hotels.d178248.Travel-Guide-Hotels) - [Hotels near Downtown Chicago ](https://www.expedia.com/Downtown-Chicago-Chicago-Hotels.0-n6350699-0.Travel-Guide-Filter-Hotels) - [Hotels near O'Hare Station ](https://www.expedia.com/OHare-Station-Hotels.d6210225.Travel-Guide-Hotels) - [Rosemont Hotels ](https://www.expedia.com/Rosemont-Hotels.d7581.Travel-Guide-Hotels) - [Hotels near Donald E. 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