Latest deals
FAQs
Reviews
Price Alerts

Cheap flights from Illinois to Billund from $496

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Illinois to Billund departing on 3/2. 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

Discover deals from 900+ travel sites with momondo.

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 Illinois to Billund

Cheap round-trip flights

Enter your travel dates to find the best prices.
Scandinavian Airlines Logo
7:20 pm - 8:45 pm
ORD
-
BLL
18h 25m
1 stop
Scandinavian Airlines Logo
9:15 pm - 5:45 pm
BLL
-
ORD
26h 30m
1 stop
$496Scandinavian Airlines
Mon, Mar 2 - Sun, Mar 15
Air Canada Logo
10:00 am - 9:40 am
ORD
-
BLL
16h 40m
2 stops
Air Canada Logo
10:25 am - 9:13 am
BLL
-
ORD
28h 48m
2 stops
$514Air Canada
Mon, Mar 2 - Sun, Mar 15
Lufthansa Logo
4:05 pm - 1:20 pm
ORD
-
BLL
14h 15m
1 stop
Lufthansa Logo
6:55 pm - 2:25 pm
BLL
-
ORD
25h 30m
1 stop
$521Lufthansa
Mon, Mar 2 - Sun, Mar 15
Lufthansa Logo
10:35 pm - 11:20 pm
ORD
-
BLL
17h 45m
1 stop
Lufthansa Logo
6:55 pm - 2:25 pm
BLL
-
ORD
25h 30m
1 stop
$532Lufthansa
Mon, Mar 2 - Sun, Mar 15
Multiple Airlines Logo
10:35 pm - 11:20 pm
ORD
-
BLL
17h 45m
1 stop
Multiple Airlines Logo
10:25 am - 9:13 am
BLL
-
ORD
28h 48m
2 stops
$535Multiple Airlines
Mon, Mar 2 - Sun, Mar 15
United Airlines Logo
1:02 pm - 1:20 pm
ORD
-
BLL
17h 18m
2 stops
United Airlines Logo
6:30 am - 4:20 pm
BLL
-
ORD
15h 50m
1 stop
$543United Airlines
Mon, Mar 2 - Sun, Mar 15
Air Canada Logo
8:00 am - 9:40 am
ORD
-
BLL
18h 40m
2 stops
Air Canada Logo
6:30 am - 4:20 pm
BLL
-
ORD
15h 50m
1 stop
$544Air Canada
Mon, Mar 2 - Sun, Mar 15
United Airlines Logo
8:50 am - 1:20 pm
ORD
-
BLL
21h 30m
2 stops
United Airlines Logo
6:30 am - 9:30 am
BLL
-
ORD
33h 00m
2 stops
$548United Airlines
Mon, Mar 2 - Sun, Mar 15
Multiple Airlines Logo
6:30 pm - 4:45 pm
ORD
-
BLL
15h 15m
2 stops
Multiple Airlines Logo
3:25 pm - 6:20 pm
BLL
-
ORD
32h 55m
3 stops
$779Multiple Airlines
Mon, Mar 2 - Sun, Mar 15
Delta Logo
1:29 pm - 2:35 pm
MDW
-
BLL
18h 06m
2 stops
Delta Logo
6:00 am - 5:22 pm
BLL
-
MDW
17h 22m
2 stops
$1,065Delta
Mon, Mar 2 - Sun, Mar 15

Scandinavian Airlines flights from Illinois to Billund

Our best Scandinavian Airlines deals on Illinois to Billund flight tickets
Scandinavian Airlines
Mar 2
ORD7:20 pmChicago O'Hare Intl
18h 25m
1 stop
BLL8:45 pmBillund
Mar 15
BLL9:15 pmBillund
26h 30m
1 stop
ORD5:45 pmChicago O'Hare Intl
$496
Scandinavian Airlines
Mar 31
ORD7:00 amChicago O'Hare Intl
20h 35m
3 stops
BLL10:35 amBillund
Apr 5
BLL10:35 amBillund
29h 50m
2 stops
ORD9:25 amChicago O'Hare Intl
$811
Scandinavian Airlines
Mar 20
ORD8:20 pmChicago O'Hare Intl
21h 35m
1 stop
BLL11:55 pmBillund
Mar 28
BLL3:45 pmBillund
36h 31m
2 stops
ORD10:16 pmChicago O'Hare Intl
$1,234

Air Canada flights from Illinois to Billund

Our best Air Canada deals on Illinois to Billund flight tickets
Air Canada
Mar 2
ORD10:00 amChicago O'Hare Intl
16h 40m
2 stops
BLL9:40 amBillund
Mar 15
BLL10:25 amBillund
28h 48m
2 stops
ORD9:13 amChicago O'Hare Intl
$514
Air Canada
Mar 2
ORD8:00 amChicago O'Hare Intl
18h 40m
2 stops
BLL9:40 amBillund
Mar 15
BLL6:30 amBillund
15h 50m
1 stop
ORD4:20 pmChicago O'Hare Intl
$544
Air Canada
Feb 15
ORD9:15 pmChicago O'Hare Intl
29h 25m
2 stops
BLL9:40 amBillund
Feb 19
BLL2:00 pmBillund
32h 10m
2 stops
ORD3:10 pmChicago O'Hare Intl
$561

momondo Fare Finder

 
Customize your flight search to find flights from Illinois 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 February 10, 2026.
Use the filters below to find and compare flights from Illinois to Billund that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChicagoBillund

ORD - BLL

ORDBLL

Chicago O'Hare Intl

Mon 3/2

7:20 pm-8:45 pm

1 stop18h 25m

Billund

Sun 3/15

9:15 pm-5:45 pm

1 stop26h 30m

$496

ChicagoBillund

ORD - BLL

ORDBLL

Chicago O'Hare Intl

Mon 3/2

10:00 am-9:40 am

2 stops16h 40m

Billund

Sun 3/15

10:25 am-9:13 am

2 stops28h 48m

$514

ChicagoBillund

ORD - BLL

ORDBLL

Chicago O'Hare Intl

Mon 3/2

4:05 pm-1:20 pm

1 stop14h 15m

Billund

Sun 3/15

6:55 pm-2:25 pm

1 stop25h 30m

$521

ChicagoBillund

ORD - BLL

ORDBLL

Chicago O'Hare Intl

Mon 3/2

10:35 pm-11:20 pm

1 stop17h 45m

Billund

Sun 3/15

6:55 pm-2:25 pm

1 stop25h 30m

$532

ChicagoBillund

ORD - BLL

ORDBLL

Chicago O'Hare Intl

Mon 3/2

10:35 pm-11:20 pm

1 stop17h 45m

Billund

Sun 3/15

10:25 am-9:13 am

2 stops28h 48m

$535

ChicagoBillund

ORD - BLL

ORDBLL

Chicago O'Hare Intl

Mon 3/2

1:02 pm-1:20 pm

2 stops17h 18m

Billund

Sun 3/15

6:30 am-4:20 pm

1 stop15h 50m

$543

ChicagoBillund

ORD - BLL

ORDBLL

Chicago O'Hare Intl

Mon 3/2

8:00 am-9:40 am

2 stops18h 40m

Billund

Sun 3/15

6:30 am-4:20 pm

1 stop15h 50m

$544

ChicagoBillund

ORD - BLL

ORDBLL

Chicago O'Hare Intl

Mon 3/2

8:50 am-1:20 pm

2 stops21h 30m

Billund

Sun 3/15

6:30 am-9:30 am

2 stops33h 00m

$548

ChicagoBillund

ORD - BLL

ORDBLL

Chicago O'Hare Intl

Mon 3/2

6:30 pm-4:45 pm

2 stops15h 15m

Billund

Sun 3/15

3:25 pm-6:20 pm

3 stops32h 55m

$779

ChicagoBillund

MDW - BLL

MDWBLL

Chicago Midway

Mon 3/2

1:29 pm-2:35 pm

2 stops18h 06m

Billund

Sun 3/15

6:00 am-5:22 pm

2 stops17h 22m

$1,065

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

Cheap Illinois to Billund flight deals and tips

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

Fastest flight time

11h 40m

Direct flights

None
The fastest flight from Illinois to Billund takes 11h 40m
There are no direct flights from Illinois to Billund. There are no popular flight routes from Illinois to Billund.
Search flight deals

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

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

  • How many operators does momondo search for flights from Illinois to Billund Airport?

  • How old do you have to be to fly from Illinois to Billund Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Illinois 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.

Best airlines flying from Illinois to Billund

Compare and see reviews for airlines that fly from Illinois to Billund with momondo
Airline
Rating
Free Cancellation
Price
Scandinavian AirlinesPriceFrom $471Free CancellationRating
7.3
1,679 reviews
Search Scandinavian Airlines flights

  • How do I get Price Alerts for flights from Illinois to Billund?

    Price Alerts will notify you by email when the price for flights to Billund from Illinois decreases. To activate this, select your desired travel dates and search for offers. While browsing through offers you’ll see the Price Alert widget toggle. Click it to turn on notifications.

  • How can I save money on flights from Illinois to Billund with momondo?

    By using tools like our “Price Calendar”, you can see the best day to fly round-trip for your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.

  • How does momondo find its flight prices?

    momondo shows deals across 700+ competitors all at once. momondo is active in 30 international markets, so you can have access to a wide range of options from airlines and OTAs alike.

Traveling to a place near Billund?

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

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Illinois to Billund. momondo saves you time and could save you money on your trip.

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

Yes. momondo allows you to filter the results for Illinois to Billund flights to just show those with flexible booking policies.

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

momondo provides multiple filters to help you find the best flight to Billund from Illinois. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Of course. momondo tracks the price of Illinois to Billund 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 Billund 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
Thu 3/12
Thu 3/19
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Denmark