BIL

$150 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 9/30. 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

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Flights 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

Tue, Aug 26 - Wed, Sep 3
American Airlines Logo
9:45 am - 11:49 amORD-BIL
3h 04mnonstop
American Airlines Logo
12:19 pm - 4:13 pmBIL-ORD
2h 54mnonstop
$210American Airlines
Find Deal
Tue, Aug 26 - Wed, Sep 3
American Airlines Logo
9:45 am - 11:49 amORD-BIL
3h 04mnonstop
American Airlines Logo
7:03 am - 5:18 pmBIL-ORD
9h 15m1 stop
$220American Airlines
Find Deal
Thu, Sep 4 - Mon, Sep 8
Logo
7:50 pm - 9:08 amORD-BIL
14h 18m1 stop
Logo
7:45 pm - 4:46 amBIL-ORD
8h 01m1 stop
$222
Find Deal
Fri, Aug 15 - Sat, Aug 23
American Airlines Logo
8:46 pm - 11:00 pmORD-BIL
3h 14mnonstop
American Airlines Logo
5:49 am - 9:41 amBIL-ORD
2h 52mnonstop
$229American Airlines
Find Deal
Fri, Aug 15 - Fri, Aug 22
American Airlines Logo
8:46 pm - 11:00 pmORD-BIL
3h 14mnonstop
American Airlines Logo
12:19 pm - 4:11 pmBIL-ORD
2h 52mnonstop
$230American Airlines
Find Deal
Sat, Sep 27 - Wed, Oct 1
Delta Logo
1:43 pm - 7:44 pmMDW-BIL
7h 01m1 stop
Delta Logo
6:25 am - 1:03 pmBIL-MDW
5h 38m1 stop
$233Delta
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Tue, Aug 26 - Wed, Sep 3
Delta Logo
2:00 pm - 11:12 pmORD-BIL
10h 12m2 stops
Delta Logo
6:25 am - 3:00 pmBIL-ORD
7h 35m1 stop
$238Delta
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Wed, Jul 30 - Wed, Aug 6
United Airlines Logo
9:20 am - 11:36 amORD-BIL
3h 16mnonstop
United Airlines Logo
5:55 pm - 12:30 amBIL-ORD
5h 35m1 stop
$239United Airlines
Find Deal
Thu, Sep 4 - Mon, Sep 8
Logo
10:27 am - 9:08 amORD-BIL
23h 41m2 stops
Logo
7:45 pm - 4:46 amBIL-ORD
8h 01m1 stop
$263
Find Deal
Thu, Sep 4 - Mon, Sep 8
United Airlines Logo
8:55 am - 11:16 amORD-BIL
3h 21mnonstop
United Airlines Logo
4:15 pm - 10:42 pmBIL-ORD
5h 27m1 stop
$265United Airlines
Find Deal
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Good to know

Low seasonJanuary
High seasonJuly
Cheapest flight$150
Best time to beat the crowds with an average 1% drop in price.
Most popular time to fly and prices are also 0% lower on average.
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)

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