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

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

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

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Billund Airport to Illinois.

What documentation or ID do you need to fly to Illinois?

The required travel and health documents for your Illinois trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Illinois. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$660 Cheap Flights from Billund to Illinois in 2026/27

Find the cheapest flights from Billund to Illinois

Round-trip

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:05 am - 12:55 pmBLL Billund-ORD Chicago O'Hare Intl

13h 50m1 stop Frankfurt am Main

5:20 pm - 11:25 pmORD Chicago O'Hare Intl-BLL Billund

24h 05m1 stop Frankfurt am Main

$660Lufthansa

Tue, Oct 20 - Sun, Oct 25

6:35 am - 1:10 pmBLL Billund-ORD Chicago O'Hare Intl

13h 35m1 stop Frankfurt am Main

3:15 pm - 6:20 pmORD Chicago O'Hare Intl-BLL Billund

20h 05m1 stop Frankfurt am Main

$665United Airlines

Sat, Nov 7 - Wed, Nov 11

10:30 am - 3:20 pmBLL Billund-ORD Chicago O'Hare Intl

11h 50m1 stop Frankfurt am Main

3:15 pm - 9:50 amORD Chicago O'Hare Intl-BLL Billund

11h 35m1 stop Frankfurt am Main

$667United Airlines

Sat, Nov 7 - Wed, Nov 11

6:05 am - 12:55 pmBLL Billund-ORD Chicago O'Hare Intl

13h 50m1 stop Frankfurt am Main

10:50 pm - 11:25 pmORD Chicago O'Hare Intl-BLL Billund

18h 35m2 stops Munich Franz Josef Strauss Frankfurt am Main

$670Lufthansa

Tue, Oct 20 - Sun, Oct 25

6:35 am - 7:05 pmBLL Billund-ORD Chicago O'Hare Intl

19h 30m2 stops Frankfurt am Main Detroit Metropolitan Wayne County

6:15 pm - 9:50 amORD Chicago O'Hare Intl-BLL Billund

32h 35m2 stops Atlanta Hartsfield-Jackson Frankfurt am Main

$671United Airlines

Sat, Nov 14 - Sat, Nov 21

6:05 am - 2:52 pmBLL Billund-ORD Chicago O'Hare Intl

15h 47m2 stops Frankfurt am Main Montreal Pierre Elliott Trudeau Intl

9:21 pm - 9:50 amORD Chicago O'Hare Intl-BLL Billund

30h 29m2 stops Toronto Pearson Intl Frankfurt am Main

$678United Airlines

Tue, Oct 20 - Sun, Oct 25

1:00 pm - 10:30 pmBLL Billund-ORD Chicago O'Hare Intl

16h 30m2 stops London Heathrow New York John F Kennedy Intl

2:31 pm - 12:05 pmORD Chicago O'Hare Intl-BLL Billund

14h 34m2 stops New York John F Kennedy Intl London Heathrow

$679British Airways

Sat, Nov 7 - Wed, Nov 11

6:05 am - 11:00 amBLL Billund-ORD Chicago O'Hare Intl

11h 55m1 stop Frankfurt am Main

5:20 pm - 11:25 pmORD Chicago O'Hare Intl-BLL Billund

24h 05m1 stop Frankfurt am Main

$682Lufthansa

Tue, Oct 20 - Sun, Oct 25

2:30 pm - 11:57 pmBLL Billund-ORD Chicago O'Hare Intl

16h 27m2 stops Amsterdam Schiphol Atlanta Hartsfield-Jackson

12:38 pm - 9:40 amORD Chicago O'Hare Intl-BLL Billund

14h 02m2 stops Minneapolis St Paul Amsterdam Schiphol

$701KLM

Sat, Nov 7 - Wed, Nov 11

10:30 am - 6:25 pmBLL Billund-ORD Chicago O'Hare Intl

14h 55m2 stops Frankfurt am Main Munich Franz Josef Strauss

11:56 am - 9:50 amORD Chicago O'Hare Intl-BLL Billund

14h 54m2 stops Newark Frankfurt am Main

$712United Airlines

Sat, Nov 7 - Wed, Nov 11

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Lufthansa flights from Billund to Illinois

Our best Lufthansa deals on Billund to Illinois flight tickets

Lufthansa

Oct 20

BLL6:05 amBillund

13h 50m

1 stop

ORD12:55 pmChicago O'Hare Intl

Oct 25

ORD5:20 pmChicago O'Hare Intl

24h 05m

1 stop

BLL11:25 pmBillund

$660

Lufthansa

Oct 20

BLL6:05 amBillund

13h 50m

1 stop

ORD12:55 pmChicago O'Hare Intl

Oct 25

ORD10:50 pmChicago O'Hare Intl

18h 35m

2 stops

BLL11:25 pmBillund

$670

Lufthansa

Oct 20

BLL6:05 amBillund

11h 55m

1 stop

ORD11:00 amChicago O'Hare Intl

Oct 25

ORD5:20 pmChicago O'Hare Intl

24h 05m

1 stop

BLL11:25 pmBillund

$682

United Airlines flights from Billund to Illinois

Our best United Airlines deals on Billund to Illinois flight tickets

United Airlines

Nov 7

BLL6:35 amBillund

13h 35m

1 stop

ORD1:10 pmChicago O'Hare Intl

Nov 11

ORD3:15 pmChicago O'Hare Intl

20h 05m

1 stop

BLL6:20 pmBillund

$665

United Airlines

Nov 7

BLL10:30 amBillund

11h 50m

1 stop

ORD3:20 pmChicago O'Hare Intl

Nov 11

ORD3:15 pmChicago O'Hare Intl

11h 35m

1 stop

BLL9:50 amBillund

$667

United Airlines

Nov 14

BLL6:35 amBillund

19h 30m

2 stops

ORD7:05 pmChicago O'Hare Intl

Nov 21

ORD6:15 pmChicago O'Hare Intl

32h 35m

2 stops

BLL9:50 amBillund

$671

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BillundChicago

BLL Billund - ORD Chicago O'Hare Intl

BLLORD

Billund

Tue 10/20

6:05 am-12:55 pm

1 stop13h 50m

Chicago O'Hare Intl

Sun 10/25

5:20 pm-11:25 pm

1 stop24h 05m

$660

BillundChicago

BLL Billund - ORD Chicago O'Hare Intl

BLLORD

Billund

Sat 11/7

6:35 am-1:10 pm

1 stop13h 35m

Chicago O'Hare Intl

Wed 11/11

3:15 pm-6:20 pm

1 stop20h 05m

$665

Quickest round-trip

BillundChicago

BLL Billund - ORD Chicago O'Hare Intl

BLLORD

Billund

Sat 11/7

10:30 am-3:20 pm

1 stop11h 50m

Chicago O'Hare Intl

Wed 11/11

3:15 pm-9:50 am

1 stop11h 35m

$667

BillundChicago

BLL Billund - ORD Chicago O'Hare Intl

BLLORD

Billund

Tue 10/20

6:05 am-12:55 pm

1 stop13h 50m

Chicago O'Hare Intl

Sun 10/25

10:50 pm-11:25 pm

2 stops18h 35m

$670

BillundChicago

BLL Billund - ORD Chicago O'Hare Intl

BLLORD

Billund

Sat 11/14

6:35 am-7:05 pm

2 stops19h 30m

Chicago O'Hare Intl

Sat 11/21

6:15 pm-9:50 am

2 stops32h 35m

$671

BillundChicago

BLL Billund - ORD Chicago O'Hare Intl

BLLORD

Billund

Tue 10/20

6:05 am-2:52 pm

2 stops15h 47m

Chicago O'Hare Intl

Sun 10/25

9:21 pm-9:50 am

2 stops30h 29m

$678

BillundChicago

BLL Billund - ORD Chicago O'Hare Intl

BLLORD

Billund

Sat 11/7

1:00 pm-10:30 pm

2 stops16h 30m

Chicago O'Hare Intl

Wed 11/11

2:31 pm-12:05 pm

2 stops14h 34m

$679

BillundChicago

BLL Billund - ORD Chicago O'Hare Intl

BLLORD

Billund

Tue 10/20

6:05 am-11:00 am

1 stop11h 55m

Chicago O'Hare Intl

Sun 10/25

5:20 pm-11:25 pm

1 stop24h 05m

$682

BillundChicago

BLL Billund - ORD Chicago O'Hare Intl

BLLORD

Billund

Sat 11/7

2:30 pm-11:57 pm

2 stops16h 27m

Chicago O'Hare Intl

Wed 11/11

12:38 pm-9:40 am

2 stops14h 02m

$701

BillundChicago

BLL Billund - ORD Chicago O'Hare Intl

BLLORD

Billund

Sat 11/7

10:30 am-6:25 pm

2 stops14h 55m

Chicago O'Hare Intl

Wed 11/11

11:56 am-9:50 am

2 stops14h 54m

$712

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

How to get the cheapest flight ticket from Billund to Illinois

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

What is the cheapest month to fly to Illinois?

The cheapest month to fly to Illinois from Billund is in November. Flight prices, which tend to average around $568, are often lower during this time because this is during the off-season. If you aren’t able to travel to Illinois during the month of November, then flying in April is also cheap. Prices for this month can be found on momondo for an average of $611.

Can stopping save me money on Billund to Illinois flights?

You could potentially save up to 12% on your flight if you consider stops on a Billund to Illinois flight.

Cheap Billund to Illinois flight deals and tips

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

Best Price Found	$660
Fastest flight time	12h 45m
Direct flights	None

The best flight deal from Billund to Illinois found on momondo in the last 72 hours is $660

The fastest flight from Billund to Illinois takes 12h 45m

There are no direct flights from Billund to Illinois. There are no popular flight routes from Billund to Illinois.

Search flight deals

Frequently asked questions about flying from Billund to Illinois

When did momondo last update prices for flights from Billund Airport to Illinois?
Prices for flights from Billund Airport to Illinois were last updated today.
How old do you have to be to fly from Billund Airport to Illinois?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Billund Airport to Illinois.
What documentation or ID do you need to fly to Illinois?
The required travel and health documents for your Illinois trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Illinois. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Why use momondo?

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

Finding the right flight to Illinois from Billund is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Illinois quick and easy, saving you time and money.

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

Yes. momondo enables you to select and highlight flights to Illinois from Billund with this policy.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Illinois from Billund.

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

Yes momondo offers price alerts on flights to Illinois from Billund. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.