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Cheap flights from Chicago to Billund from $738

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 Billund departing on 11/5. 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
1 adult, Economy, 0 bags

Find the cheapest flights from Chicago to Billund

Cheap round-trip flights

Enter your travel dates to find the best prices.
Lufthansa Logo
4:20 pm - 9:55 am
ORD
-
BLL
10h 35m
1 stop
Lufthansa Logo
6:35 am - 1:10 pm
BLL
-
ORD
13h 35m
1 stop
$738Lufthansa
Thu, Nov 5 - Sun, Nov 8
Air Canada Logo
12:00 pm - 9:55 am
ORD
-
BLL
14h 55m
2 stops
Air Canada Logo
2:05 pm - 8:05 pm
BLL
-
ORD
13h 00m
1 stop
$752Air Canada
Thu, Nov 5 - Sun, Nov 8
Air Canada Logo
7:15 am - 9:55 am
ORD
-
BLL
19h 40m
2 stops
Air Canada Logo
6:35 am - 5:28 pm
BLL
-
ORD
17h 53m
2 stops
$770Air Canada
Thu, Nov 5 - Sun, Nov 8
Scandinavian Airlines Logo
7:15 pm - 11:55 pm
ORD
-
BLL
21h 40m
1 stop
Scandinavian Airlines Logo
5:15 pm - 4:10 pm
BLL
-
ORD
29h 55m
1 stop
$819Scandinavian Airlines
Tue, Jul 28 - Tue, Aug 4
Scandinavian Airlines Logo
7:15 pm - 11:55 pm
ORD
-
BLL
21h 40m
1 stop
Scandinavian Airlines Logo
5:15 pm - 4:10 pm
BLL
-
ORD
29h 55m
1 stop
$822Scandinavian Airlines
Tue, Jul 28 - Tue, Aug 4
Scandinavian Airlines Logo
7:15 pm - 11:55 pm
ORD
-
BLL
21h 40m
1 stop
Scandinavian Airlines Logo
5:15 pm - 4:10 pm
BLL
-
ORD
29h 55m
1 stop
$830Scandinavian Airlines
Tue, Jul 28 - Tue, Aug 4
Delta Logo
5:10 pm - 11:20 am
ORD
-
BLL
11h 10m
1 stop
Delta Logo
4:15 pm - 2:15 pm
BLL
-
ORD
29h 00m
1 stop
$842Delta
Mon, Aug 3 - Mon, Aug 10
Delta Logo
8:52 am - 11:20 am
ORD
-
BLL
19h 28m
2 stops
Delta Logo
6:00 am - 2:15 pm
BLL
-
ORD
15h 15m
1 stop
$844Delta
Tue, Jul 28 - Tue, Aug 4
Delta Logo
10:28 am - 9:35 am
ORD
-
BLL
16h 07m
2 stops
Delta Logo
10:15 am - 2:15 pm
BLL
-
ORD
11h 00m
1 stop
$849Delta
Tue, Jul 28 - Tue, Aug 4
Delta Logo
1:00 pm - 1:45 pm
MDW
-
BLL
17h 45m
2 stops
Delta Logo
6:30 am - 4:50 pm
BLL
-
MDW
17h 20m
2 stops
$871Delta
Thu, Nov 5 - Sun, Nov 8

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Air Canada flights from Chicago to Billund

Our best Air Canada deals on Chicago to Billund flight tickets
Air Canada
Nov 5
ORD12:00 pmChicago O'Hare Intl
14h 55m
2 stops
BLL9:55 amBillund
Nov 8
BLL2:05 pmBillund
13h 00m
1 stop
ORD8:05 pmChicago O'Hare Intl
$752
Air Canada
Nov 5
ORD7:15 amChicago O'Hare Intl
19h 40m
2 stops
BLL9:55 amBillund
Nov 8
BLL6:35 amBillund
17h 53m
2 stops
ORD5:28 pmChicago O'Hare Intl
$770
Air Canada
Aug 3
ORD11:05 amChicago O'Hare Intl
16h 00m
2 stops
BLL10:05 amBillund
Aug 10
BLL6:00 amBillund
17h 57m
2 stops
ORD4:57 pmChicago O'Hare Intl
$927

Scandinavian Airlines flights from Chicago to Billund

Our best Scandinavian Airlines deals on Chicago to Billund flight tickets
Scandinavian Airlines
Jul 28
ORD7:15 pmChicago O'Hare Intl
21h 40m
1 stop
BLL11:55 pmBillund
Aug 4
BLL5:15 pmBillund
29h 55m
1 stop
ORD4:10 pmChicago O'Hare Intl
$819
Scandinavian Airlines
Jul 28
ORD7:15 pmChicago O'Hare Intl
21h 40m
1 stop
BLL11:55 pmBillund
Aug 4
BLL5:15 pmBillund
29h 55m
1 stop
ORD4:10 pmChicago O'Hare Intl
$822
Scandinavian Airlines
Jul 28
ORD7:15 pmChicago O'Hare Intl
21h 40m
1 stop
BLL11:55 pmBillund
Aug 4
BLL5:15 pmBillund
29h 55m
1 stop
ORD4:10 pmChicago O'Hare Intl
$830

momondo Fare Finder

 
Customize your flight search to find flights from Chicago to Billund 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 June 15, 2026.
Use the filters below to find and compare flights from Chicago to Billund that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

ChicagoBillund

ORD - BLL

ORDBLL

Chicago O'Hare Intl

Thu 11/5

4:20 pm-9:55 am

1 stop10h 35m

Billund

Sun 11/8

6:35 am-1:10 pm

1 stop13h 35m

$738

ChicagoBillund

ORD - BLL

ORDBLL

Chicago O'Hare Intl

Thu 11/5

12:00 pm-9:55 am

2 stops14h 55m

Billund

Sun 11/8

2:05 pm-8:05 pm

1 stop13h 00m

$752

ChicagoBillund

ORD - BLL

ORDBLL

Chicago O'Hare Intl

Thu 11/5

7:15 am-9:55 am

2 stops19h 40m

Billund

Sun 11/8

6:35 am-5:28 pm

2 stops17h 53m

$770

ChicagoBillund

ORD - BLL

ORDBLL

Chicago O'Hare Intl

Tue 7/28

7:15 pm-11:55 pm

1 stop21h 40m

Billund

Tue 8/4

5:15 pm-4:10 pm

1 stop29h 55m

$819

ChicagoBillund

ORD - BLL

ORDBLL

Chicago O'Hare Intl

Tue 7/28

7:15 pm-11:55 pm

1 stop21h 40m

Billund

Tue 8/4

5:15 pm-4:10 pm

1 stop29h 55m

$822

ChicagoBillund

ORD - BLL

ORDBLL

Chicago O'Hare Intl

Tue 7/28

7:15 pm-11:55 pm

1 stop21h 40m

Billund

Tue 8/4

5:15 pm-4:10 pm

1 stop29h 55m

$830

ChicagoBillund

ORD - BLL

ORDBLL

Chicago O'Hare Intl

Mon 8/3

5:10 pm-11:20 am

1 stop11h 10m

Billund

Mon 8/10

4:15 pm-2:15 pm

1 stop29h 00m

$842

ChicagoBillund

ORD - BLL

ORDBLL

Chicago O'Hare Intl

Tue 7/28

8:52 am-11:20 am

2 stops19h 28m

Billund

Tue 8/4

6:00 am-2:15 pm

1 stop15h 15m

$844

ChicagoBillund

ORD - BLL

ORDBLL

Chicago O'Hare Intl

Tue 7/28

10:28 am-9:35 am

2 stops16h 07m

Billund

Tue 8/4

10:15 am-2:15 pm

1 stop11h 00m

$849

ChicagoBillund

MDW - BLL

MDWBLL

Chicago Midway

Thu 11/5

1:00 pm-1:45 pm

2 stops17h 45m

Billund

Sun 11/8

6:30 am-4:50 pm

2 stops17h 20m

$871

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Billund from

How to get the cheapest flight ticket from Chicago to Billund

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 Billund?

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

Copenhagen (CPH) was the most common stop: 47% of momondo users choosing 1-stop flights on this route connected there.

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

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

Flights via Copenhagen (CPH) offer the lowest average round-trip price of $680.

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

Average total travel time for 1-stop one-way flights from Chicago to Billund, 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 15m.

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

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

Frankfurt am Main (FRA) has the shortest average layover time for this route: 1h 15m.

When to book flights from Chicago to Billund

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

Cheap Chicago to Billund (CHI to BLL) flight deals and tips

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

Fastest flight time

10h 35m

Direct flights

None
The fastest flight from Chicago to Billund takes 10h 35m
There are no direct flights from Chicago to Billund. There are no popular flight routes from Chicago to Billund.
Search flight deals

Frequently asked questions about flying from Chicago to Billund

  • How far is Chicago to Billund by plane?

    Chicago and Billund are 4131.8 mi apart from one another. By plane, this route typically takes 10h 35m.

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

    Prices for flights from Chicago to Billund Airport were last updated today.

  • How old do you have to be to fly from Chicago to Billund 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 Billund Airport.

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

    The travel and health documents you'll need for your trip to Billund Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Billund Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Chicago to Billund?

Traveling to a place near Billund?

Book flights to Billund if you plan to visit one of these locations
Kolding
Vejle
Ribe
Horsens
Middelfart

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Billund from Chicago.

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

Flights from Chicago to Billund with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

momondo helps you find the best flight between Chicago and Billund 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 Billund right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Billund, momondo offers a useful price alert feature which will track prices for flights to Billund from Chicago and alert you when they change.

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