$624 Cheap Flights from Aalborg (AAL) to Chicago (ORD)

View $624 flight on Sat, Nov 22, 2025Opens in a new window

Popular airlines from Aalborg (AAL) to Chicago O'Hare Intl. Airport (ORD)

Cheap Flights from Aalborg to Chicago (AAL-ORD)

Prices were available within the past 7 days and start at $624 for one-way flights and $607 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Scandinavian Airlines
Wed, Jan 14 - Wed, Feb 4
AAL
Aalborg
ORD
Chicago
$607 Roundtrip, found 6 days ago
$607
Roundtrip
found 6 days ago
Select Scandinavian Airlines flight, departing Wed, Jan 14 from Aalborg to Chicago, returning Wed, Feb 4, priced at $607 found 6 days ago
Scandinavian Airlines
Wed, Jan 14 - Wed, Feb 4
AAL
Aalborg
ORD
Chicago
$631 Roundtrip, found 6 days ago
$631
Roundtrip
found 6 days ago
Select Scandinavian Airlines flight, departing Wed, Jan 14 from Aalborg to Chicago, returning Wed, Feb 4, priced at $631 found 6 days ago
Scandinavian Airlines
Sat, Nov 22 - Sat, Dec 6
AAL
Aalborg
ORD
Chicago
$655 Roundtrip, found 6 days ago
$655
Roundtrip
found 6 days ago
Select Scandinavian Airlines flight, departing Sat, Nov 22 from Aalborg to Chicago, returning Sat, Dec 6, priced at $655 found 6 days ago
Scandinavian Airlines
Wed, Jan 7 - Wed, Jan 28
AAL
Aalborg
ORD
Chicago
$662 Roundtrip, found 5 days ago
$662
Roundtrip
found 5 days ago
Select Scandinavian Airlines flight, departing Wed, Jan 7 from Aalborg to Chicago, returning Wed, Jan 28, priced at $662 found 5 days ago
Scandinavian Airlines
Wed, Nov 12 - Sun, Nov 16
AAL
Aalborg
ORD
Chicago
$686 Roundtrip, found 5 days ago
$686
Roundtrip
found 5 days ago
Select Scandinavian Airlines flight, departing Wed, Nov 12 from Aalborg to Chicago, returning Sun, Nov 16, priced at $686 found 5 days ago
Scandinavian Airlines
Mon, Jan 12 - Tue, Jan 27
AAL
Aalborg
ORD
Chicago
$695 Roundtrip, found 5 days ago
$695
Roundtrip
found 5 days ago
Select Scandinavian Airlines flight, departing Mon, Jan 12 from Aalborg to Chicago, returning Tue, Jan 27, priced at $695 found 5 days ago
Scandinavian Airlines
Wed, Nov 12 - Wed, Dec 3
AAL
Aalborg
ORD
Chicago
$717 Roundtrip, found 5 days ago
$717
Roundtrip
found 5 days ago
Select Scandinavian Airlines flight, departing Wed, Nov 12 from Aalborg to Chicago, returning Wed, Dec 3, priced at $717 found 5 days ago
Scandinavian Airlines
Wed, Nov 12 - Sun, Nov 16
AAL
Aalborg
ORD
Chicago
$748 Roundtrip, found 5 days ago
$748
Roundtrip
found 5 days ago
Select Scandinavian Airlines flight, departing Wed, Nov 12 from Aalborg to Chicago, returning Sun, Nov 16, priced at $748 found 5 days ago
Scandinavian Airlines
Wed, Nov 12 - Wed, Dec 3
AAL
Aalborg
ORD
Chicago
$779 Roundtrip, found 5 days ago
$779
Roundtrip
found 5 days ago
Select Scandinavian Airlines flight, departing Wed, Nov 12 from Aalborg to Chicago, returning Wed, Dec 3, priced at $779 found 5 days ago
Scandinavian Airlines
Mon, Jan 12 - Tue, Jan 27
AAL
Aalborg
ORD
Chicago
$818 Roundtrip, found 5 days ago
$818
Roundtrip
found 5 days ago
Select Scandinavian Airlines flight, departing Mon, Jan 12 from Aalborg to Chicago, returning Tue, Jan 27, priced at $818 found 5 days ago

Frequently asked questions

How much does a flight from Aalborg Airport (AAL) to O'Hare Intl. Airport (ORD) cost?
Grab a cheap one-way flight from $624 or cheap return flight from $607 from Aalborg Airport (AAL) to O'Hare Intl. Airport (ORD) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Aalborg Airport (AAL) to O'Hare Intl. Airport (ORD)?
The cheapest month to fly from AAL to ORD is January, when there's less demand. Off-peak months are generally when airlines offer lower prices between these airports.
What is the cheapest airline that flies from Aalborg Airport (AAL) to O'Hare Intl. Airport (ORD)?
Expedia's filter tool lets you easily compare airlines, flight times and baggage options all in one place. Select your preferences, then sort by "Price (lowest to highest)" to find the carrier with the cheapest AAL to ORD flight.
How many flights per day from Aalborg Airport (AAL) to O'Hare Intl. Airport (ORD)?
You'll need to book a flight with a layover when traveling from Aalborg Airport (AAL) to O'Hare Intl. Airport (ORD). There are no daily direct flights on this route. However, simply filter your search to include one or two stops to discover an option that works for you.
What day of the week has the most flights from AAL to ORD?
You'll generally find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can change from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Aalborg Airport (AAL) to O'Hare Intl. Airport (ORD)?
Opt for a flight from Aalborg Airport (AAL) to O'Hare Intl. Airport (ORD) that takes off before 3 PM to reduce the likelihood of delays. Departures after this time are on average 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Aalborg Airport (AAL) to O'Hare Intl. Airport (ORD) last-minute?
Last-minute bookings from AAL to ORD are generally more expensive. To lock in the cheapest rates, start searching for flights as soon as possible. That being said, if you can play around with your travel dates, you may find a cheap ticket right before your journey.
Is it cheaper to book an AAL to ORD flight and hotel package?
You'll generally save money by securing an AAL to ORD flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's simple to manage it all in one convenient place. Once you've chosen your preferred accommodations and flights, you can add extras such as tours, car rentals and activities.
Can I cancel or change the date of my flight from Aalborg Airport (AAL) to O'Hare Intl. Airport (ORD)?
If you booked your AAL to ORD flight in the last 24 hours, you may be able to cancel or modify it without any fees. Depending on the airline and the type of fare you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal if you want more information.

Travel information

Origin airport
Aalborg
Destination airport
O'Hare Intl.
Roundtrip price
$606
Distance
4114 mi

Book with confidence

Aalborg to Chicago Flights

The cheapest times to fly from Aalborg 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 Aalborg to Chicago are during the month of January. You can find some of the cheapest flights from Aalborg to Chicago with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Aalborg to Chicago

Sunday is one of the best days to book for cheap flights from Aalborg 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 Aalborg 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 Aalborg to Chicago in 2025. You can also book with separate airlines for your outbound and return journeys, from $624 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 Aalborg 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. Bundling together your Aalborg 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.

 

Aalborg to Chicago Flights

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*Available to One Key members.