$345 Find Cheap Flights from Billund to Illinois - Compare and Save

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Billund to Illinois departing on 9/8. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Book Cheap Billund to Illinois Plane Tickets

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Billund to Illinois that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Billund to Illinois

Sat, Nov 14 - Tue, Nov 17
British Airways Logo
1:05 pm - 6:45 pm
BLL
-
ORD
12h 40m
1 stop
British Airways Logo
8:40 pm - 8:05 pm
ORD
-
BLL
16h 25m
1 stop
$491British Airways
Sat, Nov 14 - Tue, Nov 17
British Airways Logo
1:05 pm - 6:45 pm
BLL
-
ORD
12h 40m
1 stop
British Airways Logo
10:05 am - 12:30 pm
ORD
-
BLL
19h 25m
2 stops
$492British Airways
Sat, Nov 14 - Tue, Nov 17
British Airways Logo
1:05 pm - 6:45 pm
BLL
-
ORD
12h 40m
1 stop
British Airways Logo
10:05 am - 12:30 pm
ORD
-
BLL
19h 25m
2 stops
$553British Airways
Thu, Aug 20 - Mon, Aug 24
KLM Logo
10:15 am - 2:15 pm
BLL
-
ORD
11h 00m
1 stop
KLM Logo
4:50 pm - 1:30 pm
ORD
-
BLL
13h 40m
1 stop
$608KLM
Thu, Aug 20 - Mon, Aug 24
Delta Logo
6:00 am - 2:15 pm
BLL
-
ORD
15h 15m
1 stop
Delta Logo
5:20 pm - 3:30 pm
ORD
-
BLL
15h 10m
2 stops
$635Delta
Thu, Aug 20 - Mon, Aug 24
Delta Logo
11:45 am - 10:44 pm
BLL
-
ORD
17h 59m
2 stops
Delta Logo
10:30 am - 9:35 am
ORD
-
BLL
16h 05m
2 stops
$640Delta
Thu, Aug 20 - Mon, Aug 24
United Airlines Logo
6:00 am - 11:00 am
BLL
-
ORD
12h 00m
1 stop
United Airlines Logo
6:30 pm - 2:10 pm
ORD
-
BLL
12h 40m
1 stop
$653United Airlines
Wed, Oct 7 - Sun, Oct 11
United Airlines Logo
6:00 am - 1:25 pm
BLL
-
STL
14h 25m
1 stop
United Airlines Logo
3:30 pm - 10:10 am
STL
-
BLL
11h 40m
1 stop
$653United Airlines
Sat, Nov 14 - Tue, Nov 17
Air Canada Logo
10:35 am - 7:05 pm
BLL
-
ORD
15h 30m
2 stops
Air Canada Logo
3:45 pm - 9:55 am
ORD
-
BLL
35h 10m
2 stops
$669Air Canada
Wed, Oct 7 - Sun, Oct 11
Air Canada Logo
6:00 am - 6:41 pm
BLL
-
STL
19h 41m
2 stops
Air Canada Logo
8:55 am - 2:10 pm
STL
-
BLL
22h 15m
2 stops
$669Air Canada
Booking Insights

KAYAK's insights & trends for Billund to Illinois flights

Get data-powered insights and trends into flights from Billund to Illinois to help you find the cheapest flights, the best time to fly and much more.

How much is a round-trip flight from Billund to Illinois?

This analysis is based on the cheapest round-trip price found on KAYAK in the last 12 months by searching for a flight from Billund to Illinois departing in November.

What is the cheapest month to fly from Billund to Illinois?

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for round-trip flights from Billund to Illinois, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.

The cheapest month for flights from Billund to Illinois is August, when tickets cost $417 (return) on average. On the other hand, the most expensive months are June and July, when the average cost of round-trip tickets is $570 and $560 respectively.

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Good to know

Low seasonJanuary
Cheapest flight$345
Best time to beat the crowds with an average 14% drop in price.
Most popular time to fly with an average 16% increase in price.
Flight from Billund to Chicago

FAQs - booking Illinois flights

  • How does KAYAK find such low prices on flights from Billund to Illinois?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Billund to Illinois.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Billund to Illinois?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight from Billund to Illinois is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Billund to Illinois?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly from Billund to Illinois with an airline and back with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Billund to Illinois?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying from Billund to Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight from Billund to Illinois

Information on your arrival and departure airports

Billund (BLL)