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$121+ Cheap flights from Washington, D.C. (WAS) to Montana

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/4. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — BZN
Aug 3 — Aug 101
Sun 8/3
Sun 8/10
1 adult, Economy
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Cheap flight deals from Washington, D.C. to Montana

Keep the following information in mind while searching for Washington, D.C. to Montana flight deals. Data was last updated July 29, 2025.

Round-trip from

$246
(Mytrip)

One-way from

$121
(Mytrip)

Popular in

December

Cheapest in

October

Average price

$485

Good round-trip deal

$369 or less

Good one-way deal

$189 or less
From Washington, D.C. (WAS) to Montana
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One-way flight from Washington, D.C. (WAS) to Montana
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Highest demand for flights based on searches. 2% potential increase in price ($10 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($11 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Price to beat on a round-trip flight from Washington, D.C. (WAS) to Montana.
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Price to beat on a one-way flight from Washington, D.C. (WAS) to Montana.
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Find flight deals from Washington, D.C. to Montana

Cheapest flights from Washington, D.C. to Montana
Explore the most affordable flight options available from Washington, D.C. to Montana. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

This Mytrip deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/247:02 pmBWI - BZN
1 stop17h 37mMultiple Airlines
Mon 9/291:29 pmBZN - BWI
1 stop7h 07mMultiple Airlines
Deal found 7/29$246
This Delta deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/305:20 pmDCA - BZN
1 stop7h 49mDelta
Thu 9/42:18 pmBZN - DCA
1 stop7h 28mDelta
Deal found 7/28$289
This Alaska Airlines deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/277:00 amIAD - BZN
1 stop9h 14mAlaska Airlines
Fri 10/37:23 pmBZN - IAD
1 stop10h 10mAlaska Airlines
Deal found 7/28$289
This Delta deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/167:05 amIAD - MSO
1 stop7h 20mDelta
Fri 9/193:33 pmMSO - IAD
1 stop6h 05mDelta
Deal found 7/29$289
This Hawaiian Airlines deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/255:03 pmDCA - FCA
1 stop8h 55mHawaiian Airlines
Tue 10/286:33 amFCA - DCA
1 stop8h 20mHawaiian Airlines
Deal found 7/28$290
This Alaska Airlines deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/167:00 amIAD - FCA
1 stop10h 42mAlaska Airlines
Tue 9/308:02 pmFCA - IAD
1 stop9h 31mAlaska Airlines
Deal found 7/27$290
This Delta deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/275:21 pmDCA - FCA
1 stop7h 52mDelta
Sat 10/42:55 pmFCA - DCA
1 stop6h 44mDelta
Deal found 7/28$291
This United Airlines deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/206:35 amIAD - FCA
1 stop7h 00mUnited Airlines
Fri 8/226:30 amFCA - IAD
1 stop7h 04mUnited Airlines
Deal found 7/29$291
This American Airlines deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/257:44 amIAD - BZN
2 stops13h 11mAmerican Airlines
Sat 8/307:25 amBZN - IAD
1 stop9h 35mAmerican Airlines
Deal found 7/27$294
This American Airlines deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/166:25 amIAD - MSO
1 stop8h 35mAmerican Airlines
Wed 10/16:40 amMSO - IAD
2 stops10h 11mAmerican Airlines
Deal found 7/27$294
This Delta deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/167:05 pmIAD - FCA
1 stop6h 39mDelta
Tue 9/306:10 pmFCA - IAD
2 stops12h 59mDelta
Deal found 7/27$296
This United Airlines deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/18:20 amBWI - BZN
1 stop7h 15mUnited Airlines
Tue 11/412:45 pmBZN - BWI
1 stop6h 39mUnited Airlines
Deal found 7/29$298

Cheapflights Fare Finder

 
Customize your flight search to find flights from Washington, D.C. to Montana 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, Cheapflights users made 2,558,603 searches. Data last updated July 29, 2025.
Use the filters below to find and compare flights from Washington, D.C. to Montana that are best for you.

Fly from

Washington, D.C.

Fly to

Montana

Route

Depart

Return

Price

BaltimoreBozeman

BWI - BZN

BWIBZN

Baltimore/Washington

Wed 9/24

7:02 pm-10:39 am

1 stop17h 37m

Bozeman Gallatin Field

Mon 9/29

1:29 pm-10:36 pm

1 stop7h 07m

$246

Washington, D.C.Bozeman

DCA - BZN

DCABZN

Washington, D.C. Reagan-National

Tue 9/23

5:00 am-11:46 am

1 stop8h 46m

Bozeman Gallatin Field

Mon 9/29

3:06 pm-11:26 pm

1 stop6h 20m

$289

Washington, D.C.Bozeman

IAD - BZN

IADBZN

Washington, D.C. Dulles Intl

Sat 8/30

3:48 pm-9:31 pm

1 stop7h 43m

Bozeman Gallatin Field

Wed 9/3

7:00 am-4:43 pm

1 stop7h 43m

$289

Washington, D.C.Missoula

IAD - MSO

IADMSO

Washington, D.C. Dulles Intl

Tue 9/16

7:05 am-12:25 pm

1 stop7h 20m

Missoula Johnson-Bell Field

Fri 9/19

3:33 pm-11:38 pm

1 stop6h 05m

$289

Washington, D.C.Kalispell

DCA - FCA

DCAFCA

Washington, D.C. Reagan-National

Sat 10/25

5:03 pm-11:58 pm

1 stop8h 55m

Kalispell Glacier Park

Tue 10/28

6:33 am-4:53 pm

1 stop8h 20m

$290

Washington, D.C.Kalispell

IAD - FCA

IADFCA

Washington, D.C. Dulles Intl

Tue 9/16

7:00 am-3:42 pm

1 stop10h 42m

Kalispell Glacier Park

Tue 9/30

8:02 pm-7:33 am

1 stop9h 31m

$290

Washington, D.C.Kalispell

DCA - FCA

DCAFCA

Washington, D.C. Reagan-National

Sat 9/27

5:21 pm-11:13 pm

1 stop7h 52m

Kalispell Glacier Park

Sat 10/4

2:55 pm-11:39 pm

1 stop6h 44m

$291

Washington, D.C.Kalispell

IAD - FCA

IADFCA

Washington, D.C. Dulles Intl

Wed 8/20

6:35 am-11:35 am

1 stop7h 00m

Kalispell Glacier Park

Fri 8/22

6:30 am-3:34 pm

1 stop7h 04m

$291

Washington, D.C.Bozeman

IAD - BZN

IADBZN

Washington, D.C. Dulles Intl

Mon 8/25

7:44 am-6:55 pm

2 stops13h 11m

Bozeman Gallatin Field

Sat 8/30

7:25 am-7:00 pm

1 stop9h 35m

$294

Washington, D.C.Bozeman

DCA - BZN

DCABZN

Washington, D.C. Reagan-National

Sun 8/24

3:40 pm-11:59 pm

2 stops10h 19m

Bozeman Gallatin Field

Wed 8/27

11:28 am-10:01 pm

1 stop8h 33m

$294

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/29

Showing 1-10 of 60 results
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Best time to book a flight from Washington, D.C. to Montana

Have a flexible travel schedule? Discover the best time to fly to Montana from Washington, D.C. with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. to Montana

What is the cheapest month to book a flight from Washington, D.C. to Montana?

Currently, October is the cheapest month in which you can book a flight from Washington, D.C. to Montana (average of $371). Flying from Washington, D.C. to Montana in May is currently the most expensive (average of $478). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from WAS to MT?

Find hourly flight availability from Washington, D.C. to Montana. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 29, 2025.

When flying from Washington, D.C. to Montana, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Reviews of airlines servicing Montana

Get insights into the airlines that provide service to Montana. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Montana. Reviews last updated July 29, 2025.
Read reviews from past customers who have flown Alaska Airlines, Southwest, and Delta from Washington, D.C. to Montana. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Crew

8.5

Entertainment

7.1

Comfort

7.8

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Crew

8.5

Entertainment

7.1

Comfort

7.8

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Southwest
8.0
Very good
4,238 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Crew

8.5

Entertainment

7.1

Comfort

7.8

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Delta
8.0
Very good
7,977 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Crew

8.5

Entertainment

7.1

Comfort

7.8

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Hawaiian Airlines
7.8
Good
2,605 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Crew

8.5

Entertainment

7.1

Comfort

7.8

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
United Airlines
7.4
Good
8,899 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Crew

8.5

Entertainment

7.1

Comfort

7.8

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.

Related info for your journey

Find useful and relevant information for your journey from Washington, D.C. to Montana. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines to fly from Washington, D.C. to Montana one-way?

    To fly one-way, consider booking your trip with Hawaiian Airlines, which is currently one of the cheapest options available, starting at $128. Alaska Airlines flights start at $128 while deals on Delta start at $129 one-way.

  • What are the most popular routes from Washington, D.C. to Montana?

    The most popular flight routes from Washington, D.C. to Montana are Washington, D.C. Dulles Intl - Bozeman Gallatin Field, Baltimore/Washington - Bozeman Gallatin Field and Washington, D.C. Reagan-National - Bozeman Gallatin Field.

  • Can I find deals for flights from Washington, D.C. to Montana that include hotel bookings?

    Yes. In addition to deals on Washington, D.C. to Montana flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Washington, D.C. to Montana?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Washington, D.C. to Montana.

  • Can I find deals for business class flights from Washington, D.C. to Montana?

    Yes. Cheapflights offers flight deals from Washington, D.C. to Montana by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Washington, D.C. to Montana?

    Currently, October is the cheapest month in which you can book a flight from Washington, D.C. to Montana (average of $371). Flying from Washington, D.C. to Montana in May is currently the most expensive (average of $478). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Washington, D.C. to Montana

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Washington, D.C. to Montana

Discover the top 5 airlines that operate flights from Washington, D.C. to Montana. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$196Average$501FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$236Average$494FlexibilityNo cancel feeOn-time75%
SouthwestCheapest$256Average$502FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$270Average$521FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$294Average$627FlexibilityNo cancel feeOn-time69%

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