What airlines fly to Montana?

United Airlines, Delta and American Airlines are the top three most popular airlines that fly to Montana from Washington, D.C. according to our data. United Airlines is the first choice among our users, with 58% of people opting to fly with this airline when traveling to Montana. Keep in mind that there are 5 different airlines that fly to Montana on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Washington, D.C. to Montana?

United Airlines, Southwest, and Alaska Airlines are the most popular carriers operating from Washington, D.C. to Montana

How long is the flight from Washington, D.C. to Montana?

If you’re flying from a popular airport in Washington, D.C., such as Washington, D.C. or Baltimore, and flying into Montana, then you can expect flight times to average 5h 56m and 6h 50m, respectively.

When did momondo last update prices for flights from Washington, D.C. to Montana?

Prices for flights from Washington, D.C. to Montana were last updated today.

How many operators does momondo search for flights from Washington, D.C. to Montana?

The number of operators available for flights from Washington, D.C. to Montana is 5 as of November 2026.

How old do you have to be to fly from Washington, D.C. to Montana?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Washington, D.C. to Montana.

What documentation or ID do you need to fly to Montana?

The travel and health documents you'll need for your trip to Montana may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Montana. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$156 Cheap Flights from Washington, D.C. to Montana in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Washington, D.C. to Montana

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

5:00 am - 1:01 pmDCA Washington, D.C. Reagan-National-BIL Billings Logan Intl

10h 01m1 stop Dallas/Fort Worth

1:31 pm - 11:59 pmBIL Billings Logan Intl-DCA Washington, D.C. Reagan-National

8h 28m1 stop Dallas/Fort Worth

$379American Airlines

Thu, Jan 21 - Sun, Jan 24

5:16 pm - 10:38 pmDCA Washington, D.C. Reagan-National-BIL Billings Logan Intl

7h 22m1 stop Salt Lake City

6:25 am - 2:00 pmBIL Billings Logan Intl-DCA Washington, D.C. Reagan-National

5h 35m1 stop Minneapolis St Paul

$379Delta

Sun, Jan 17 - Sun, Jan 24

8:15 am - 3:32 pmIAD Washington, D.C. Dulles Intl-BIL Billings Logan Intl

9h 17m1 stop Denver Intl

2:38 pm - 11:26 pmBIL Billings Logan Intl-IAD Washington, D.C. Dulles Intl

6h 48m1 stop Denver Intl

$379United Airlines

Wed, Jan 20 - Sun, Jan 24

4:15 pm - 9:15 pmIAD Washington, D.C. Dulles Intl-BIL Billings Logan Intl

7h 00m1 stop Denver Intl

2:38 pm - 11:26 pmBIL Billings Logan Intl-IAD Washington, D.C. Dulles Intl

6h 48m1 stop Denver Intl

$379United Airlines

Sun, Jan 17 - Sun, Jan 24

2:59 pm - 7:54 pmIAD Washington, D.C. Dulles Intl-BIL Billings Logan Intl

6h 55m1 stop Minneapolis St Paul

1:13 pm - 11:31 pmBIL Billings Logan Intl-IAD Washington, D.C. Dulles Intl

8h 18m1 stop Salt Lake City

$379Delta

Thu, Dec 31 - Mon, Jan 11

7:00 am - 1:01 pmIAD Washington, D.C. Dulles Intl-BIL Billings Logan Intl

8h 01m1 stop Dallas/Fort Worth

1:31 pm - 10:59 pmBIL Billings Logan Intl-IAD Washington, D.C. Dulles Intl

7h 28m1 stop Dallas/Fort Worth

$379American Airlines

Thu, Jan 21 - Sun, Jan 24

4:25 pm - 10:50 pmDCA Washington, D.C. Reagan-National-BZN Bozeman Gallatin Field

8h 25m2 stops Oklahoma City Will Rogers World Denver Intl

11:20 am - 11:00 pmBZN Bozeman Gallatin Field-DCA Washington, D.C. Reagan-National

9h 40m2 stops Denver Intl Houston Hobby

$382Southwest

Sun, Dec 6 - Wed, Dec 9

5:18 pm - 9:47 amIAD Washington, D.C. Dulles Intl-BZN Bozeman Gallatin Field

18h 29m1 stop Seattle/Tacoma Intl

7:14 pm - 5:35 amBZN Bozeman Gallatin Field-IAD Washington, D.C. Dulles Intl

8h 21m1 stop Seattle/Tacoma Intl

$399Alaska Airlines

Mon, Dec 7 - Mon, Dec 14

4:00 pm - 10:30 pmDCA Washington, D.C. Reagan-National-BZN Bozeman Gallatin Field

8h 30m2 stops Omaha Eppley Airfield Denver Intl

8:05 am - 5:55 pmBZN Bozeman Gallatin Field-DCA Washington, D.C. Reagan-National

7h 50m2 stops Denver Intl Omaha Eppley Airfield

$409Southwest

Mon, Dec 7 - Mon, Dec 14

7:00 am - 2:13 pmIAD Washington, D.C. Dulles Intl-BZN Bozeman Gallatin Field

9h 13m1 stop Seattle/Tacoma Intl

7:14 pm - 5:35 amBZN Bozeman Gallatin Field-IAD Washington, D.C. Dulles Intl

8h 21m1 stop Seattle/Tacoma Intl

$424Alaska Airlines

Sat, Dec 5 - Thu, Dec 10

Cheap last minute flights

Enter your travel dates to find the best prices.

2:28 pm - 7:54 pmIAD Washington, D.C. Dulles Intl-MSO Missoula Johnson-Bell Field

7h 26m1 stop Minneapolis St Paul

1:19 pm - 11:47 pmMSO Missoula Johnson-Bell Field-IAD Washington, D.C. Dulles Intl

8h 28m1 stop Salt Lake City

$504Delta

Sat, Nov 7 - Mon, Nov 16

2:28 pm - 7:54 pmIAD Washington, D.C. Dulles Intl-MSO Missoula Johnson-Bell Field

7h 26m1 stop Minneapolis St Paul

1:19 pm - 11:47 pmMSO Missoula Johnson-Bell Field-IAD Washington, D.C. Dulles Intl

8h 28m1 stop Salt Lake City

$504Delta

Sat, Nov 7 - Wed, Nov 18

6:13 am - 12:34 pmIAD Washington, D.C. Dulles Intl-MSO Missoula Johnson-Bell Field

8h 21m1 stop Salt Lake City

8:30 am - 6:17 pmMSO Missoula Johnson-Bell Field-IAD Washington, D.C. Dulles Intl

7h 47m1 stop Minneapolis St Paul

$504Delta

Sat, Nov 7 - Tue, Nov 17

2:05 pm - 9:14 pmIAD Washington, D.C. Dulles Intl-BIL Billings Logan Intl

9h 09m1 stop Denver Intl

5:00 am - 12:55 pmBIL Billings Logan Intl-IAD Washington, D.C. Dulles Intl

5h 55m1 stop Denver Intl

$523United Airlines

Fri, Nov 6 - Tue, Nov 10

6:11 am - 11:45 amIAD Washington, D.C. Dulles Intl-BZN Bozeman Gallatin Field

7h 34m1 stop Chicago O'Hare Intl

12:48 pm - 9:13 pmBZN Bozeman Gallatin Field-IAD Washington, D.C. Dulles Intl

6h 25m1 stop Chicago O'Hare Intl

$544United Airlines

Fri, Nov 6 - Mon, Nov 16

2:40 pm - 10:50 pmDCA Washington, D.C. Reagan-National-BZN Bozeman Gallatin Field

10h 10m2 stops Lambert-St Louis Denver Intl

11:20 am - 11:00 pmBZN Bozeman Gallatin Field-DCA Washington, D.C. Reagan-National

9h 40m2 stops Denver Intl Houston Hobby

$559Southwest

Fri, Nov 6 - Mon, Nov 16

5:00 am - 12:52 pmDCA Washington, D.C. Reagan-National-BZN Bozeman Gallatin Field

9h 52m2 stops Charlotte Douglas Dallas/Fort Worth

1:52 pm - 10:46 pmBZN Bozeman Gallatin Field-DCA Washington, D.C. Reagan-National

6h 54m1 stop Dallas/Fort Worth

$584American Airlines

Sun, Nov 8 - Wed, Dec 2

5:17 pm - 12:22 pmIAD Washington, D.C. Dulles Intl-MSO Missoula Johnson-Bell Field

21h 05m1 stop Seattle/Tacoma Intl

2:02 pm - 5:44 amMSO Missoula Johnson-Bell Field-IAD Washington, D.C. Dulles Intl

13h 42m1 stop Seattle/Tacoma Intl

$584Alaska Airlines

Sat, Nov 7 - Sat, Nov 14

7:05 am - 2:14 pmIAD Washington, D.C. Dulles Intl-BZN Bozeman Gallatin Field

9h 09m1 stop Seattle/Tacoma Intl

6:59 pm - 5:44 amBZN Bozeman Gallatin Field-IAD Washington, D.C. Dulles Intl

8h 45m1 stop Seattle/Tacoma Intl

$593Alaska Airlines

Sun, Nov 8 - Fri, Nov 13

7:14 am - 12:52 pmIAD Washington, D.C. Dulles Intl-BZN Bozeman Gallatin Field

7h 38m1 stop Dallas/Fort Worth

1:42 pm - 11:30 pmBZN Bozeman Gallatin Field-IAD Washington, D.C. Dulles Intl

7h 48m1 stop Dallas/Fort Worth

$674American Airlines

Thu, Nov 5 - Tue, Nov 10

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United Airlines flights from Washington, D.C. to Montana

Our best United Airlines deals on Washington, D.C. to Montana flight tickets

United Airlines

Jan 17

IAD9:49 amWashington, D.C. Dulles Intl

7h 43m

1 stop

BIL3:32 pmBillings Logan Intl

Jan 24

BIL2:38 pmBillings Logan Intl

6h 48m

1 stop

IAD11:26 pmWashington, D.C. Dulles Intl

$386

United Airlines

Dec 14

IAD4:21 pmWashington, D.C. Dulles Intl

7h 24m

1 stop

BZN9:45 pmBozeman Gallatin Field

Dec 22

BZN12:40 pmBozeman Gallatin Field

6h 33m

1 stop

IAD9:13 pmWashington, D.C. Dulles Intl

$394

United Airlines

Dec 14

DCA4:13 pmWashington, D.C. Reagan-National

7h 32m

1 stop

BZN9:45 pmBozeman Gallatin Field

Dec 22

BZN8:14 amBozeman Gallatin Field

6h 59m

1 stop

DCA5:13 pmWashington, D.C. Reagan-National

$399

Southwest flights from Washington, D.C. to Montana

Our best Southwest deals on Washington, D.C. to Montana flight tickets

Southwest

Dec 6

DCA4:25 pmWashington, D.C. Reagan-National

8h 25m

2 stops

BZN10:50 pmBozeman Gallatin Field

Dec 9

BZN11:20 amBozeman Gallatin Field

9h 40m

2 stops

DCA11:00 pmWashington, D.C. Reagan-National

$382

Southwest

Dec 2

DCA6:10 amWashington, D.C. Reagan-National

10h 40m

2 stops

BZN2:50 pmBozeman Gallatin Field

Dec 9

BZN8:05 amBozeman Gallatin Field

7h 50m

2 stops

DCA5:55 pmWashington, D.C. Reagan-National

$409

Southwest

Dec 13

DCA4:25 pmWashington, D.C. Reagan-National

8h 25m

2 stops

BZN10:50 pmBozeman Gallatin Field

Dec 15

BZN6:45 amBozeman Gallatin Field

8h 00m

1 stop

DCA4:45 pmWashington, D.C. Reagan-National

$414

momondo Fare Finder

Use the filters below to find and compare flights from Washington, D.C. to Montana that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Billings

DCA Washington, D.C. Reagan-National - BIL Billings Logan Intl

DCABIL

Washington, D.C. Reagan-National

Thu 1/21

5:00 am-1:01 pm

1 stop10h 01m

Billings Logan Intl

Sun 1/24

1:31 pm-11:59 pm

1 stop8h 28m

$379

Quickest round-trip

Washington, D.C.Billings

DCA Washington, D.C. Reagan-National - BIL Billings Logan Intl

DCABIL

Washington, D.C. Reagan-National

Sun 1/17

5:16 pm-10:38 pm

1 stop7h 22m

Billings Logan Intl

Sun 1/24

6:25 am-2:00 pm

1 stop5h 35m

$379

Washington, D.C.Billings

IAD Washington, D.C. Dulles Intl - BIL Billings Logan Intl

IADBIL

Washington, D.C. Dulles Intl

Wed 1/20

8:15 am-3:32 pm

1 stop9h 17m

Billings Logan Intl

Sun 1/24

2:38 pm-11:26 pm

1 stop6h 48m

$379

Washington, D.C.Billings

IAD Washington, D.C. Dulles Intl - BIL Billings Logan Intl

IADBIL

Washington, D.C. Dulles Intl

Sun 1/17

4:15 pm-9:15 pm

1 stop7h 00m

Billings Logan Intl

Sun 1/24

2:38 pm-11:26 pm

1 stop6h 48m

$379

Washington, D.C.Billings

IAD Washington, D.C. Dulles Intl - BIL Billings Logan Intl

IADBIL

Washington, D.C. Dulles Intl

Thu 12/31

2:59 pm-7:54 pm

1 stop6h 55m

Billings Logan Intl

Mon 1/11

1:13 pm-11:31 pm

1 stop8h 18m

$379

Washington, D.C.Billings

IAD Washington, D.C. Dulles Intl - BIL Billings Logan Intl

IADBIL

Washington, D.C. Dulles Intl

Thu 1/21

7:00 am-1:01 pm

1 stop8h 01m

Billings Logan Intl

Sun 1/24

1:31 pm-10:59 pm

1 stop7h 28m

$379

Washington, D.C.Bozeman

DCA Washington, D.C. Reagan-National - BZN Bozeman Gallatin Field

DCABZN

Washington, D.C. Reagan-National

Sun 12/6

4:25 pm-10:50 pm

2 stops8h 25m

Bozeman Gallatin Field

Wed 12/9

11:20 am-11:00 pm

2 stops9h 40m

$382

Washington, D.C.Bozeman

IAD Washington, D.C. Dulles Intl - BZN Bozeman Gallatin Field

IADBZN

Washington, D.C. Dulles Intl

Mon 12/7

5:18 pm-9:47 am

1 stop18h 29m

Bozeman Gallatin Field

Mon 12/14

7:14 pm-5:35 am

1 stop8h 21m

$399

Washington, D.C.Bozeman

DCA Washington, D.C. Reagan-National - BZN Bozeman Gallatin Field

DCABZN

Washington, D.C. Reagan-National

Mon 12/7

4:00 pm-10:30 pm

2 stops8h 30m

Bozeman Gallatin Field

Mon 12/14

8:05 am-5:55 pm

2 stops7h 50m

$409

Washington, D.C.Bozeman

IAD Washington, D.C. Dulles Intl - BZN Bozeman Gallatin Field

IADBZN

Washington, D.C. Dulles Intl

Sat 12/5

7:00 am-2:13 pm

1 stop9h 13m

Bozeman Gallatin Field

Thu 12/10

7:14 pm-5:35 am

1 stop8h 21m

$424

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Washington, D.C. to Montana

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

Prices

Airlines

Other information

What is the cheapest month to fly to Montana?

The cheapest month to fly to Montana from Washington, D.C. is in January. Flight prices, which tend to average around $414, are often lower during this time because this is during the off-season. The month of April is another great option to travel to Montana, with average flight prices from Washington, D.C. averaging around $433.

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

Our data shows that Saturday is the least expensive day to fly to Montana. Tickets to fly out on this day can be as low as $555. The most expensive day to fly to Montana is Friday, with ticket prices averaging around $747.

What is the cheapest Washington, D.C. to Montana flight route?

Fly from Washington, D.C. Dulles Intl to Bozeman Gallatin Field for the best Washington, D.C. - Montana flight prices

How far in advance should I book a flight from Washington, D.C. to Montana?

You are more likely to see cheaper flights to Montana from Washington, D.C. when booking weeks ahead of your departure date. In general, you can expect to find flights to Montana for around $510 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Montana from Washington, D.C. for as low as $451 on momondo.

What cabin class options are available on Washington, D.C. to Montana flights?

There are 3 cabin classes available to choose from on Washington, D.C. to Montana 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 Washington, D.C. to Montana flights?

You could potentially save up to 65% on your flight if you consider stops on a Washington, D.C. to Montana flight.

Cheap Washington, D.C. to Montana flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. to Montana

Best Price Found	$156
Fastest flight time	4h 52m
Direct flights	Sun
Airports in Montana	32 airports

The best one-way flight to Montana from Washington, D.C. in the past 72 hours is $156. The best round-trip flight deal from Washington, D.C. to Montana found on momondo in the last 72 hours is $379.

The fastest flight from Washington, D.C. to Montana takes 4h 52m

Direct flights go from Washington, D.C. to Montana on Sunday. There are no airlines offering direct flights.

There are 32 airports in Montana. From Washington, D.C. there are direct flights to Bozeman Gallatin Field (BZN).

Search flight deals

Frequently asked questions about flying from Washington, D.C. to Montana

When did momondo last update prices for flights from Washington, D.C. to Montana?
Prices for flights from Washington, D.C. to Montana were last updated today.
How many operators does momondo search for flights from Washington, D.C. to Montana?
The number of operators available for flights from Washington, D.C. to Montana is 5 as of November 2026.
How old do you have to be to fly from Washington, D.C. to Montana?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Washington, D.C. to Montana.
What documentation or ID do you need to fly to Montana?
The travel and health documents you'll need for your trip to Montana may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Montana. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Washington, D.C. to Montana?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Washington, D.C. to Montana is Boeing 737 MAX 8 (92.59% of total bookings). The next most popular plane models are Airbus A319 (3.70%) and Boeing 737 (3.70%).

Best airlines flying from Washington, D.C. to Montana

Compare and see reviews for airlines that fly from Washington, D.C. to Montana with momondo

Airline	Rating	Free Cancellation	Price
American Airlines	PriceFrom $248	Free Cancellation	Rating 7.0 12,228 reviews	Search American Airlines flights
United Airlines	PriceFrom $254	Free Cancellation	Rating 7.3 10,460 reviews	Search United Airlines flights
Delta	PriceFrom $276	Free Cancellation	Rating 7.8 8,699 reviews	Search Delta flights
Southwest	PriceFrom $278	Free Cancellation	Rating 8.0 4,215 reviews	Search Southwest flights
Alaska Airlines	PriceFrom $288	Free Cancellation	Rating 7.9 13,136 reviews	Search Alaska Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Washington, D.C. to Montana?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Washington, D.C. to Montana. momondo saves you time and could save you money on your trip.

Can I find flights from Washington, D.C. to Montana with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Washington, D.C. to Montana flights to just show those with flexible booking policies.

How can momondo help me find flights from Washington, D.C. to Montana?

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 Washington, D.C. to Montana.

I’m not ready to book a flight from Washington, D.C. to Montana right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Washington, D.C. to Montana now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Montana and let you know when they change.