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Cheap flights from Chicago O'Hare Intl Airport to Billings from $152

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Chicago O'Hare Intl Airport to Billings departing on 4/5. 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

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Find the cheapest flights from Chicago O'Hare Intl Airport to Billings

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
8:40 am - 11:02 am
ORD
-
BIL
3h 22mnonstop
United Airlines Logo
11:43 am - 3:48 pm
BIL
-
ORD
3h 05mnonstop
$251United Airlines
Sat, Aug 22 - Wed, Aug 26
United Airlines Logo
8:40 am - 11:02 am
ORD
-
BIL
3h 22mnonstop
United Airlines Logo
2:25 pm - 10:41 pm
BIL
-
ORD
7h 16m
1 stop
$261United Airlines
Sat, Aug 22 - Tue, Aug 25
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
$270United Airlines
Wed, Aug 5 - Mon, Aug 10
United Airlines Logo
5:45 pm - 10:51 pm
ORD
-
BIL
6h 06m
1 stop
United Airlines Logo
2:25 pm - 9:42 pm
BIL
-
ORD
6h 17m
1 stop
$271United Airlines
Sat, Aug 22 - Wed, Aug 26
United Airlines Logo
7:52 pm - 10:15 pm
ORD
-
BIL
3h 23mnonstop
United Airlines Logo
4:10 pm - 12:44 am
BIL
-
ORD
7h 34m
1 stop
$279United Airlines
Thu, Jun 4 - Mon, Jun 8
United Airlines Logo
2:05 pm - 8:57 pm
ORD
-
BIL
7h 52m
1 stop
United Airlines Logo
5:51 pm - 12:30 am
BIL
-
ORD
5h 39m
1 stop
$289United Airlines
Fri, Apr 17 - Sun, Apr 19
Delta Logo
5:41 pm - 11:06 pm
ORD
-
BIL
6h 25m
1 stop
Delta Logo
6:15 am - 11:29 am
BIL
-
ORD
4h 14m
1 stop
$300Delta
Sat, Jun 6 - Sun, Jun 14
American Airlines Logo
8:46 pm - 10:59 pm
ORD
-
BIL
3h 13mnonstop
American Airlines Logo
6:00 am - 9:51 am
BIL
-
ORD
2h 51mnonstop
$301American Airlines
Thu, Aug 27 - Sun, Aug 30
Delta Logo
3:53 pm - 8:06 pm
ORD
-
BIL
5h 13m
1 stop
Delta Logo
5:20 am - 4:18 pm
BIL
-
ORD
9h 58m
2 stops
$305Delta
Tue, Apr 14 - Tue, Apr 21
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
$308American Airlines
Mon, Aug 17 - Sat, Aug 22

American Airlines flights from Chicago O'Hare Intl Airport to Billings

Our best American Airlines deals on Chicago O'Hare Intl Airport to Billings flight tickets
American Airlines
Apr 9
ORD5:00 amChicago O'Hare Intl
9h 21m
1 stop
BIL1:21 pmBillings Logan Intl
Apr 16
BIL1:51 pmBillings Logan Intl
8h 57m
1 stop
ORD11:48 pmChicago O'Hare Intl
$269
American Airlines
Aug 15
ORD8:46 pmChicago O'Hare Intl
3h 13m
BIL10:59 pmBillings Logan Intl
Aug 18
BIL12:28 pmBillings Logan Intl
2h 51m
ORD4:19 pmChicago O'Hare Intl
$299
American Airlines
Aug 27
ORD8:46 pmChicago O'Hare Intl
3h 13m
BIL10:59 pmBillings Logan Intl
Aug 30
BIL6:00 amBillings Logan Intl
2h 51m
ORD9:51 amChicago O'Hare Intl
$301

Delta flights from Chicago O'Hare Intl Airport to Billings

Our best Delta deals on Chicago O'Hare Intl Airport to Billings flight tickets
Delta
Apr 18
ORD11:19 amChicago O'Hare Intl
12h 05m
2 stops
BIL10:24 pmBillings Logan Intl
Apr 21
BIL5:20 amBillings Logan Intl
5h 31m
1 stop
ORD11:51 amChicago O'Hare Intl
$276
Delta
Apr 18
ORD11:19 amChicago O'Hare Intl
12h 05m
2 stops
BIL10:24 pmBillings Logan Intl
Apr 21
BIL6:24 amBillings Logan Intl
11h 28m
2 stops
ORD6:52 pmChicago O'Hare Intl
$281
Delta
May 30
ORD11:07 amChicago O'Hare Intl
12h 45m
2 stops
BIL10:52 pmBillings Logan Intl
Jun 2
BIL5:35 amBillings Logan Intl
5h 17m
1 stop
ORD11:52 amChicago O'Hare Intl
$285

momondo Fare Finder

 
Customize your flight search to find flights from Chicago O'Hare Intl Airport to Billings 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 March 17, 2026.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Billings that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoBillings

ORD - BIL

ORDBIL

Chicago O'Hare Intl

Sat 8/22

8:40 am-11:02 am

Nonstop3h 22m

Billings Logan Intl

Wed 8/26

11:43 am-3:48 pm

Nonstop3h 05m

$251

ChicagoBillings

ORD - BIL

ORDBIL

Chicago O'Hare Intl

Sat 8/22

8:40 am-11:02 am

Nonstop3h 22m

Billings Logan Intl

Tue 8/25

2:25 pm-10:41 pm

1 stop7h 16m

$261

ChicagoBillings

ORD - BIL

ORDBIL

Chicago O'Hare Intl

Wed 8/5

7:52 pm-10:15 pm

Nonstop3h 23m

Billings Logan Intl

Mon 8/10

6:00 pm-12:44 am

1 stop5h 44m

$270

ChicagoBillings

ORD - BIL

ORDBIL

Chicago O'Hare Intl

Sat 8/22

5:45 pm-10:51 pm

1 stop6h 06m

Billings Logan Intl

Wed 8/26

2:25 pm-9:42 pm

1 stop6h 17m

$271

ChicagoBillings

ORD - BIL

ORDBIL

Chicago O'Hare Intl

Thu 6/4

7:52 pm-10:15 pm

Nonstop3h 23m

Billings Logan Intl

Mon 6/8

4:10 pm-12:44 am

1 stop7h 34m

$279

ChicagoBillings

ORD - BIL

ORDBIL

Chicago O'Hare Intl

Fri 4/17

2:05 pm-8:57 pm

1 stop7h 52m

Billings Logan Intl

Sun 4/19

5:51 pm-12:30 am

1 stop5h 39m

$289

ChicagoBillings

ORD - BIL

ORDBIL

Chicago O'Hare Intl

Sat 6/6

5:41 pm-11:06 pm

1 stop6h 25m

Billings Logan Intl

Sun 6/14

6:15 am-11:29 am

1 stop4h 14m

$300

ChicagoBillings

ORD - BIL

ORDBIL

Chicago O'Hare Intl

Thu 8/27

8:46 pm-10:59 pm

Nonstop3h 13m

Billings Logan Intl

Sun 8/30

6:00 am-9:51 am

Nonstop2h 51m

$301

ChicagoBillings

ORD - BIL

ORDBIL

Chicago O'Hare Intl

Tue 4/14

3:53 pm-8:06 pm

1 stop5h 13m

Billings Logan Intl

Tue 4/21

5:20 am-4:18 pm

2 stops9h 58m

$305
Quickest round-trip

ChicagoBillings

ORD - BIL

ORDBIL

Chicago O'Hare Intl

Mon 8/17

9:55 am-11:58 am

Nonstop3h 03m

Billings Logan Intl

Sat 8/22

6:00 am-9:51 am

Nonstop2h 51m

$308

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Billings from

How to get the cheapest flight ticket from Chicago O'Hare Intl Airport to Billings

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 day to depart on your flight to Billings?

Our data shows that Monday is the least expensive day to fly to Billings. Tickets to fly out on this day can be as low as $294. Flights from Chicago O'Hare Intl Airport to Billings on a Sunday will generally be more expensive and average around $511. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Billings?

According to our data, the cheapest time of day to fly to Billings is in the evening. momondo users have found flights departing from Chicago O'Hare Intl Airport to Billings in the evening for as low as $304. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In the morning is when there is more demand to fly to Billings, so prices are often more expensive at around $388 per ticket.

What is the cheapest Chicago O'Hare Intl to Billings Logan Intl flight route?

Fly from Chicago O'Hare Intl to Billings Logan Intl for the best Chicago O'Hare Intl - Billings Logan Intl flight prices

What cabin class options are available on Chicago O'Hare Intl to Billings Logan Intl flights?

There are 3 cabin classes available to choose from on Chicago O'Hare Intl to Billings Logan Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Chicago O'Hare Intl Airport to Billings flights?

You could potentially save up to 32% on your flight if you consider stops on a Chicago O'Hare Intl Airport to Billings flight.

When to book flights from Chicago O'Hare Intl Airport to Billings

Are you open to changing your travel dates? Check out the ideal times to fly from Chicago O'Hare Intl Airport to Billings according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Chicago O'Hare Intl Airport to Billings (ORD to BIL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chicago O'Hare Intl Airport to Billings

Best Price Found

$325

Fastest flight time

3h 22m

Direct flights

Every day

Airports in Billings

1 airport
The best flight deal from Chicago O'Hare Intl Airport to Billings found on momondo in the last 72 hours is $325
The fastest flight from Chicago O'Hare Intl Airport to Billings takes 3h 22m
Direct flights go from Chicago O'Hare Intl Airport to Billings every day.
There is 1 airport in Billings. From Chicago O'Hare Intl Airport there are direct flights to Billings Logan Intl (BIL).
Search flight deals

  • How far is Chicago O'Hare Intl to Billings Logan Intl by plane?

    The distance between Chicago O'Hare Intl and Billings Logan Intl is about 1054.8 mi. A reasonable flight in good conditions will take 3h 22m.

  • When did momondo last update prices for flights from Chicago O'Hare Intl Airport to Billings Logan Intl Airport?

    Prices for flights from Chicago O'Hare Intl Airport to Billings Logan Intl Airport were last updated today.

  • How many operators does momondo search for flights from Chicago O'Hare Intl Airport to Billings Logan Intl Airport?

  • How old do you have to be to fly from Chicago O'Hare Intl Airport to Billings Logan Intl 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 Chicago O'Hare Intl Airport to Billings Logan Intl Airport.

  • What documentation or ID do you need to fly to Billings Logan Intl Airport?

    The required travel and health documents for your Billings Logan Intl Airport 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 Billings Logan Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from Chicago O'Hare Intl Airport to Billings?

  • What is the most popular airline from Chicago O'Hare Intl Airport to Billings?

Best airlines flying from Chicago O'Hare Intl Airport to Billings

Compare and see reviews for airlines that fly from Chicago O'Hare Intl Airport to Billings with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $210Free CancellationRating
7.1
11,468 reviews
Search American Airlines flights
United AirlinesPriceFrom $248Free CancellationRating
7.4
9,431 reviews
Search United Airlines flights

Traveling to a place near Billings?

Book flights to Billings if you plan to visit one of these locations
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Why use momondo?

Why should I use momondo to find a flight deal from Chicago to Billings?

Finding the right flight to Billings from Chicago 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 Billings quick and easy, saving you time and money.

Can I find flights from Chicago to Billings with flexible booking policies on momondo?

All flight searches from Chicago to Billings on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Chicago to Billings?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Chicago to Billings.

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

If you are simply researching potential flights to Billings, momondo offers a useful price alert feature which will track prices for flights to Billings from Chicago and alert you when they change.

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