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Cheap flights from Chicago O'Hare Intl Airport to Billings from $203

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 8/26. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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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
5:00 am - 9:35 am
ORD
-
BIL
5h 35m
1 stop
United Airlines Logo
6:00 pm - 12:44 am
BIL
-
ORD
5h 44m
1 stop
$271United Airlines
Sat, Jul 11 - Wed, Jul 15
Delta Logo
5:00 pm - 10:53 pm
ORD
-
BIL
6h 53m
1 stop
Delta Logo
6:34 pm - 7:59 am
BIL
-
ORD
12h 25m
2 stops
$276Delta
Sat, Jul 11 - Tue, Jul 14
Delta Logo
2:00 pm - 10:24 pm
ORD
-
BIL
9h 24m
2 stops
Delta Logo
6:25 am - 4:48 pm
BIL
-
ORD
9h 23m
2 stops
$281Delta
Tue, Sep 15 - Tue, Sep 22
American Airlines Logo
7:55 am - 10:05 am
ORD
-
BIL
3h 10mnonstop
American Airlines Logo
12:22 pm - 4:23 pm
BIL
-
ORD
3h 01mnonstop
$282American Airlines
Sat, Aug 22 - Thu, Aug 27
American Airlines Logo
9:41 am - 11:57 am
ORD
-
BIL
3h 16mnonstop
American Airlines Logo
1:13 pm - 11:30 pm
BIL
-
ORD
9h 17m
1 stop
$292American Airlines
Sat, Sep 19 - Sat, Sep 26
Delta Logo
5:57 pm - 11:30 pm
ORD
-
BIL
6h 33m
1 stop
Delta Logo
5:20 am - 11:59 am
BIL
-
ORD
5h 39m
1 stop
$302Delta
Mon, Aug 17 - Sat, Aug 22
Delta Logo
1:41 pm - 10:25 pm
ORD
-
BIL
9h 44m
2 stops
Delta Logo
5:20 am - 11:59 am
BIL
-
ORD
5h 39m
1 stop
$307Delta
Mon, Aug 17 - Sat, Aug 22
Delta Logo
2:07 pm - 11:30 pm
ORD
-
BIL
10h 23m
2 stops
Delta Logo
6:34 pm - 7:59 am
BIL
-
ORD
12h 25m
2 stops
$312Delta
Thu, Jul 9 - Tue, Jul 14
United Airlines Logo
8:40 am - 11:02 am
ORD
-
BIL
3h 22mnonstop
United Airlines Logo
2:29 pm - 10:45 pm
BIL
-
ORD
7h 16m
1 stop
$321United Airlines
Sat, Aug 22 - Thu, Aug 27
American Airlines Logo
9:41 am - 11:57 am
ORD
-
BIL
3h 16mnonstop
American Airlines Logo
12:28 pm - 4:30 pm
BIL
-
ORD
3h 02mnonstop
$325American Airlines
Wed, Sep 16 - Wed, Sep 23

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
Jul 11
ORD5:00 pmChicago O'Hare Intl
6h 53m
1 stop
BIL10:53 pmBillings Logan Intl
Jul 14
BIL6:34 pmBillings Logan Intl
12h 25m
2 stops
ORD7:59 amChicago O'Hare Intl
$276
Delta
Sep 15
ORD2:00 pmChicago O'Hare Intl
9h 24m
2 stops
BIL10:24 pmBillings Logan Intl
Sep 22
BIL6:25 amBillings Logan Intl
9h 23m
2 stops
ORD4:48 pmChicago O'Hare Intl
$281
Delta
Aug 17
ORD5:57 pmChicago O'Hare Intl
6h 33m
1 stop
BIL11:30 pmBillings Logan Intl
Aug 22
BIL5:20 amBillings Logan Intl
5h 39m
1 stop
ORD11:59 amChicago O'Hare Intl
$302

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
Aug 22
ORD7:55 amChicago O'Hare Intl
3h 10m
BIL10:05 amBillings Logan Intl
Aug 27
BIL12:22 pmBillings Logan Intl
3h 01m
ORD4:23 pmChicago O'Hare Intl
$282
American Airlines
Sep 19
ORD9:41 amChicago O'Hare Intl
3h 16m
BIL11:57 amBillings Logan Intl
Sep 26
BIL1:13 pmBillings Logan Intl
9h 17m
1 stop
ORD11:30 pmChicago O'Hare Intl
$292
American Airlines
Sep 16
ORD9:41 amChicago O'Hare Intl
3h 16m
BIL11:57 amBillings Logan Intl
Sep 23
BIL12:28 pmBillings Logan Intl
3h 02m
ORD4:30 pmChicago O'Hare Intl
$325

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 May 30, 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 7/11

5:00 am-9:35 am

1 stop5h 35m

Billings Logan Intl

Wed 7/15

6:00 pm-12:44 am

1 stop5h 44m

$271

ChicagoBillings

ORD - BIL

ORDBIL

Chicago O'Hare Intl

Sat 7/11

5:00 pm-10:53 pm

1 stop6h 53m

Billings Logan Intl

Tue 7/14

6:34 pm-7:59 am

2 stops12h 25m

$276

ChicagoBillings

ORD - BIL

ORDBIL

Chicago O'Hare Intl

Tue 9/15

2:00 pm-10:24 pm

2 stops9h 24m

Billings Logan Intl

Tue 9/22

6:25 am-4:48 pm

2 stops9h 23m

$281
Quickest round-trip

ChicagoBillings

ORD - BIL

ORDBIL

Chicago O'Hare Intl

Sat 8/22

7:55 am-10:05 am

Nonstop3h 10m

Billings Logan Intl

Thu 8/27

12:22 pm-4:23 pm

Nonstop3h 01m

$282

ChicagoBillings

ORD - BIL

ORDBIL

Chicago O'Hare Intl

Sat 9/19

9:41 am-11:57 am

Nonstop3h 16m

Billings Logan Intl

Sat 9/26

1:13 pm-11:30 pm

1 stop9h 17m

$292

ChicagoBillings

ORD - BIL

ORDBIL

Chicago O'Hare Intl

Mon 8/17

5:57 pm-11:30 pm

1 stop6h 33m

Billings Logan Intl

Sat 8/22

5:20 am-11:59 am

1 stop5h 39m

$302

ChicagoBillings

ORD - BIL

ORDBIL

Chicago O'Hare Intl

Mon 8/17

1:41 pm-10:25 pm

2 stops9h 44m

Billings Logan Intl

Sat 8/22

5:20 am-11:59 am

1 stop5h 39m

$307

ChicagoBillings

ORD - BIL

ORDBIL

Chicago O'Hare Intl

Thu 7/9

2:07 pm-11:30 pm

2 stops10h 23m

Billings Logan Intl

Tue 7/14

6:34 pm-7:59 am

2 stops12h 25m

$312

ChicagoBillings

ORD - BIL

ORDBIL

Chicago O'Hare Intl

Sat 8/22

8:40 am-11:02 am

Nonstop3h 22m

Billings Logan Intl

Thu 8/27

2:29 pm-10:45 pm

1 stop7h 16m

$321

ChicagoBillings

ORD - BIL

ORDBIL

Chicago O'Hare Intl

Wed 9/16

9:41 am-11:57 am

Nonstop3h 16m

Billings Logan Intl

Wed 9/23

12:28 pm-4:30 pm

Nonstop3h 02m

$325

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 typical price of a round-trip flight between Chicago O'Hare Intl Airport and Billings?

What is the cheapest month to fly to Billings?

The month of November is, on average, the cheapest month to fly to Billings from Chicago O'Hare Intl Airport, with most prices found around $0. The month of October is another great option to travel to Billings, with average flight prices from Chicago O'Hare Intl Airport averaging around $248.

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

Our data shows that Friday is the least expensive day to fly to Billings. Tickets to fly out on this day can be as low as $324. Flights from Chicago O'Hare Intl Airport to Billings on a Monday will generally be more expensive and average around $590. 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 $300. 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 $437 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 Airport to Billings flights?

There are 3 cabin classes available to choose from on Chicago O'Hare Intl Airport to Billings 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 28% 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

$541

Fastest flight time

3h 05m

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 $541
The fastest flight from Chicago O'Hare Intl Airport to Billings takes 3h 05m
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

Frequently asked questions about flying from Chicago O'Hare Intl Airport to Billings

  • 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 05m.

  • 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 $229Free CancellationRating
7.1
11,640 reviews
Search American Airlines flights
United AirlinesPriceFrom $244Free CancellationRating
7.4
9,766 reviews
Search United Airlines flights

  • American Airlines Flights From Chicago O'Hare Intl Airport to Billings

    American Airlines flies from Chicago O'Hare Intl Airport to Billings around 6 times per week, with 11,640 momondo users rating the airline 7.1/10. The cheapest American Airlines deal from Chicago O'Hare Intl Airport to Billings in the last 72 hours was $229 (round-trip), much lower than the average airfare cost of $487 for American Airlines flights on this route.

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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