Latest deals
Insights
When to book
FAQs
Price Alerts

Cheap flights from Chicago to Aalborg from $745

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Chicago to Aalborg departing on 8/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Chicago to Aalborg

Cheap round-trip flights

Enter your travel dates to find the best prices.
KLM Logo
4:20 pm - 10:40 pm
ORD
-
AAL
23h 20m
1 stop
KLM Logo
6:00 am - 2:30 pm
AAL
-
ORD
15h 30m
1 stop
$745KLM
Tue, Aug 4 - Wed, Dec 23
KLM Logo
7:17 pm - 5:40 pm
ORD
-
AAL
15h 23m
2 stops
KLM Logo
6:00 am - 2:30 pm
AAL
-
ORD
15h 30m
1 stop
$749KLM
Tue, Aug 4 - Wed, Dec 23
Delta Logo
4:50 pm - 5:40 pm
ORD
-
AAL
17h 50m
1 stop
Delta Logo
6:00 am - 9:44 pm
AAL
-
ORD
22h 44m
2 stops
$754Delta
Mon, Aug 3 - Fri, Dec 25
Delta Logo
6:35 am - 10:00 am
ORD
-
AAL
20h 25m
2 stops
Delta Logo
6:00 am - 8:24 pm
AAL
-
ORD
21h 24m
2 stops
$759Delta
Sun, Aug 2 - Tue, Dec 22
Scandinavian Airlines Logo
7:15 pm - 5:10 pm
ORD
-
AAL
14h 55m
1 stop
Scandinavian Airlines Logo
6:15 am - 4:10 pm
AAL
-
ORD
16h 55m
1 stop
$777Scandinavian Airlines
Wed, Sep 2 - Wed, Sep 16
Delta Logo
4:20 pm - 10:00 am
ORD
-
AAL
10h 40m
1 stop
Delta Logo
10:25 am - 2:30 pm
AAL
-
ORD
11h 05m
1 stop
$795Delta
Thu, Aug 6 - Wed, Dec 23
Delta Logo
4:20 pm - 10:00 am
ORD
-
AAL
10h 40m
1 stop
Delta Logo
10:25 am - 8:24 pm
AAL
-
ORD
16h 59m
2 stops
$804Delta
Thu, Aug 6 - Thu, Dec 24
Scandinavian Airlines Logo
6:00 am - 7:50 am
ORD
-
AAL
42h 50m
2 stops
Scandinavian Airlines Logo
6:15 am - 10:06 pm
AAL
-
ORD
22h 51m
2 stops
$806Scandinavian Airlines
Wed, Sep 2 - Wed, Sep 16
Scandinavian Airlines Logo
7:15 pm - 1:50 pm
ORD
-
AAL
11h 35m
1 stop
Scandinavian Airlines Logo
6:15 am - 10:06 pm
AAL
-
ORD
22h 51m
2 stops
$821Scandinavian Airlines
Wed, Sep 2 - Wed, Sep 16
Delta Logo
4:20 pm - 10:00 am
ORD
-
AAL
10h 40m
1 stop
Delta Logo
2:20 pm - 2:30 pm
AAL
-
ORD
31h 10m
1 stop
$829Delta
Sun, Aug 2 - Sat, Dec 26

KLM flights from Chicago to Aalborg

Our best KLM deals on Chicago to Aalborg flight tickets
KLM
Aug 4
ORD4:20 pmChicago O'Hare Intl
23h 20m
1 stop
AAL10:40 pmAalborg
Dec 23
AAL6:00 amAalborg
15h 30m
1 stop
ORD2:30 pmChicago O'Hare Intl
$745
KLM
Aug 4
ORD12:27 pmChicago O'Hare Intl
14h 33m
2 stops
AAL10:00 amAalborg
Dec 24
AAL6:10 pmAalborg
27h 20m
1 stop
ORD2:30 pmChicago O'Hare Intl
$749
KLM
Aug 3
ORD7:17 pmChicago O'Hare Intl
15h 23m
2 stops
AAL5:40 pmAalborg
Dec 24
AAL10:25 amAalborg
16h 59m
2 stops
ORD8:24 pmChicago O'Hare Intl
$911

Delta flights from Chicago to Aalborg

Our best Delta deals on Chicago to Aalborg flight tickets
Delta
Aug 3
ORD4:50 pmChicago O'Hare Intl
17h 50m
1 stop
AAL5:40 pmAalborg
Dec 25
AAL6:00 amAalborg
22h 44m
2 stops
ORD9:44 pmChicago O'Hare Intl
$754
Delta
Aug 2
ORD6:35 amChicago O'Hare Intl
20h 25m
2 stops
AAL10:00 amAalborg
Dec 22
AAL6:00 amAalborg
21h 24m
2 stops
ORD8:24 pmChicago O'Hare Intl
$759
Delta
Aug 6
ORD4:20 pmChicago O'Hare Intl
10h 40m
1 stop
AAL10:00 amAalborg
Dec 23
AAL10:25 amAalborg
11h 05m
1 stop
ORD2:30 pmChicago O'Hare Intl
$795

momondo Fare Finder

 
Customize your flight search to find flights from Chicago to Aalborg that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated May 4, 2026.
Use the filters below to find and compare flights from Chicago to Aalborg that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoAalborg

ORD - AAL

ORDAAL

Chicago O'Hare Intl

Tue 8/4

4:20 pm-10:40 pm

1 stop23h 20m

Aalborg

Wed 12/23

6:00 am-2:30 pm

1 stop15h 30m

$745

ChicagoAalborg

ORD - AAL

ORDAAL

Chicago O'Hare Intl

Tue 8/4

7:17 pm-5:40 pm

2 stops15h 23m

Aalborg

Wed 12/23

6:00 am-2:30 pm

1 stop15h 30m

$749

ChicagoAalborg

ORD - AAL

ORDAAL

Chicago O'Hare Intl

Mon 8/3

4:50 pm-5:40 pm

1 stop17h 50m

Aalborg

Fri 12/25

6:00 am-9:44 pm

2 stops22h 44m

$754

ChicagoAalborg

ORD - AAL

ORDAAL

Chicago O'Hare Intl

Sun 8/2

6:35 am-10:00 am

2 stops20h 25m

Aalborg

Tue 12/22

6:00 am-8:24 pm

2 stops21h 24m

$759

ChicagoAalborg

ORD - AAL

ORDAAL

Chicago O'Hare Intl

Wed 9/2

7:15 pm-5:10 pm

1 stop14h 55m

Aalborg

Wed 9/16

6:15 am-4:10 pm

1 stop16h 55m

$777
Quickest round-trip

ChicagoAalborg

ORD - AAL

ORDAAL

Chicago O'Hare Intl

Thu 8/6

4:20 pm-10:00 am

1 stop10h 40m

Aalborg

Wed 12/23

10:25 am-2:30 pm

1 stop11h 05m

$795

ChicagoAalborg

ORD - AAL

ORDAAL

Chicago O'Hare Intl

Thu 8/6

4:20 pm-10:00 am

1 stop10h 40m

Aalborg

Thu 12/24

10:25 am-8:24 pm

2 stops16h 59m

$804

ChicagoAalborg

ORD - AAL

ORDAAL

Chicago O'Hare Intl

Wed 9/2

6:00 am-7:50 am

2 stops42h 50m

Aalborg

Wed 9/16

6:15 am-10:06 pm

2 stops22h 51m

$806

ChicagoAalborg

ORD - AAL

ORDAAL

Chicago O'Hare Intl

Wed 9/2

7:15 pm-1:50 pm

1 stop11h 35m

Aalborg

Wed 9/16

6:15 am-10:06 pm

2 stops22h 51m

$821

ChicagoAalborg

ORD - AAL

ORDAAL

Chicago O'Hare Intl

Sun 8/2

4:20 pm-10:00 am

1 stop10h 40m

Aalborg

Sat 12/26

2:20 pm-2:30 pm

1 stop31h 10m

$829

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Aalborg from

How to get the cheapest flight ticket from Chicago to Aalborg

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Which airport is the most popular layover for flights between Chicago and Aalborg?

Percentage of 1-stop return trips between Chicago and Aalborg selected by momondo users, with the same layover airport each way, over the last 12 months.

Copenhagen (CPH) was the most common stop: 80% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport offers the lowest fares from Chicago to Aalborg?

Average price of 1-stop round-trip flights from Chicago to Aalborg, with the same layover airport on both legs, clicked by momondo users over the past 12 months.

Flights via Amsterdam (AMS) offer the lowest average round-trip price of $565.

Which layover airport has the shortest travel time from Chicago to Aalborg?

Average total travel time for 1-stop one-way flights from Chicago to Aalborg, grouped by layover airport, based on momondo user clicks from the past 12 months.

Flights connecting via Amsterdam (AMS) have the shortest average one-way travel time: 10h 25m.

Which layover airport has the shortest connection time from Chicago to Aalborg?

Average connection time for 1-stop one-way flights from Chicago to Aalborg, grouped by layover airport, based on momondo user clicks over the last 12 months.

Amsterdam (AMS) has the shortest average layover time for this route: 1h 15m.

When to book flights from Chicago to Aalborg

Are you open to changing your travel dates? Check out the ideal times to fly from Chicago to Aalborg according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Chicago to Aalborg (CHI to AAL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chicago to Aalborg

Fastest flight time

14h 55m

Direct flights

None
The fastest flight from Chicago to Aalborg takes 14h 55m
There are no direct flights from Chicago to Aalborg. There are no popular flight routes from Chicago to Aalborg.
Search flight deals

Frequently asked questions about flying from Chicago to Aalborg

  • How far is Chicago to Aalborg by plane?

    The distance between Chicago and Aalborg is about 4110.9 mi. In terms of flight time, this usually takes a little over 14h 55m.

  • When did momondo last update prices for flights from Chicago to Aalborg Airport?

    Prices for flights from Chicago to Aalborg Airport are updated daily.

  • How old do you have to be to fly from Chicago to Aalborg Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Chicago to Aalborg Airport.

  • What documentation or ID do you need to fly to Aalborg Airport?

    The necessary travel and health documents for your Aalborg Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Traveling to a place near Aalborg?

Book flights to Aalborg if you plan to visit one of these locations
Skagen
Hirtshals

Why use momondo?

Why should I use momondo to find a flight deal from Chicago to Aalborg?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Chicago to Aalborg. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Chicago to Aalborg with flexible booking policies on momondo?

All flight searches from Chicago to Aalborg on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Chicago to Aalborg?

momondo helps you find the best flight between Chicago and Aalborg by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Chicago to Aalborg right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Chicago to Aalborg flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your Aalborg trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Wed 6/3
Wed 6/10
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Denmark