BIL

$148 Find Cheap Flights from Illinois to Billings

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to Billings departing on 5/6. 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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Flight Deals

Cheap Flights from Illinois to Billings

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Illinois to Billings 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 Illinois to Billings

Fri, Mar 27 - Sat, Apr 4
Delta Logo
2:05 pm - 8:19 pm
MDW
-
BIL
7h 14m
1 stop
Delta Logo
6:25 am - 1:25 pm
BIL
-
MDW
6h 00m
1 stop
$209Delta
Sat, May 23 - Sun, May 24
United Airlines Logo
2:33 pm - 9:49 pm
ORD
-
BIL
8h 16m
1 stop
United Airlines Logo
2:25 pm - 9:39 pm
BIL
-
ORD
6h 14m
1 stop
$249United Airlines
Fri, Jul 17 - Tue, Jul 21
United Airlines Logo
7:52 pm - 10:15 pm
ORD
-
BIL
3h 23mnonstop
United Airlines Logo
6:00 pm - 12:44 am
BIL
-
ORD
5h 44m
1 stop
$273United Airlines
Mon, Aug 17 - Sat, Aug 22
American Airlines Logo
9:55 am - 11:58 am
ORD
-
BIL
3h 03mnonstop
American Airlines Logo
6:00 am - 9:51 am
BIL
-
ORD
2h 51mnonstop
$279American Airlines
Fri, Mar 27 - Sat, Apr 4
Delta Logo
1:10 pm - 10:29 pm
MDW
-
BIL
10h 19m
2 stops
Delta Logo
6:25 am - 1:25 pm
BIL
-
MDW
6h 00m
1 stop
$279Delta
Thu, Mar 19 - Tue, Mar 24
Delta Logo
6:12 pm - 10:29 pm
STL
-
BIL
5h 17m
1 stop
Delta Logo
6:21 pm - 12:21 am
BIL
-
STL
5h 00m
1 stop
$279Delta
Tue, Mar 24 - Tue, Mar 31
Delta Logo
3:05 pm - 8:19 pm
STL
-
BIL
6h 14m
1 stop
Delta Logo
5:15 am - 5:53 pm
BIL
-
STL
11h 38m
2 stops
$284Delta
Thu, Mar 19 - Tue, Mar 24
United Airlines Logo
5:15 am - 9:53 am
STL
-
BIL
5h 38m
1 stop
United Airlines Logo
2:35 pm - 8:41 pm
BIL
-
STL
5h 06m
1 stop
$310United Airlines
Sat, May 23 - Tue, May 26
American Airlines Logo
9:50 am - 12:13 pm
ORD
-
BIL
3h 23mnonstop
American Airlines Logo
12:38 pm - 4:39 pm
BIL
-
ORD
3h 01mnonstop
$325American Airlines
Mon, Mar 9 - Thu, Mar 12
American Airlines Logo
3:31 pm - 10:09 pm
MLI
-
BIL
7h 38m
1 stop
American Airlines Logo
5:27 am - 3:01 pm
BIL
-
MLI
8h 34m
1 stop
$631American Airlines
Useful Info

Good to know

Low seasonJanuary
Cheapest flight$148
Best time to beat the crowds with an average 3% drop in price.
Most popular time to fly with an average 8% increase in price.
Flight from Chicago O'Hare Airport to Billings

FAQs for booking flights from Illinois to Billings

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

    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 Illinois to Billings.

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

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Billings from 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 Illinois to Billings?

    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 to Billings with an airline and back to Illinois with another airline.

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

    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 to Billings from 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 to Billings

Information on the airport you'll fly into in Billings

Billings (BIL)