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Washington, D.C.

$236+ Cheap flights from Great Falls (GTF) to Washington, D.C. (WAS)

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 4/2. Fares are subject to change and may not be available on all flights or dates of travel.
GTF — WAS
Feb 20 — Feb 271
Fri 2/20
Fri 2/27
1 adult, Economy
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Cheap flight deals from Great Falls to Washington, D.C.

Cheapest flights from Great Falls to Washington, D.C.
Explore the most affordable flight options available from Great Falls to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 21, 2026.

This United Airlines deal was found by Cheapflights users on 1/20. 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 5/26:15 am
GTF
-
IAD
1 stop9h 17m
United Airlines
Wed 5/62:37 pm
IAD
-
GTF
1 stop8h 41m
United Airlines
Deal found 1/20$323
This Alaska Airlines deal was found by Cheapflights users on 1/19. 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 2/146:28 pm
GTF
-
DCA
1 stop25h 31m
Alaska Airlines
Wed 2/188:00 am
DCA
-
GTF
1 stop11h 48m
Alaska Airlines
Deal found 1/19$359
This United Airlines deal was found by Cheapflights users on 1/20. 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 2/42:29 pm
GTF
-
BWI
1 stop6h 46m
United Airlines
Sun 2/84:10 pm
BWI
-
GTF
1 stop7h 43m
United Airlines
Deal found 1/20$403
This United Airlines deal was found by Cheapflights users on 1/19. 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 4/12:30 pm
GTF
-
IAD
1 stop7h 04m
United Airlines
Thu 4/92:21 pm
IAD
-
GTF
1 stop8h 56m
United Airlines
Deal found 1/19$416
This United Airlines deal was found by Cheapflights users on 1/20. 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 2/72:29 pm
GTF
-
IAD
1 stop6h 53m
United Airlines
Wed 2/112:24 pm
IAD
-
GTF
1 stop9h 29m
United Airlines
Deal found 1/20$428
This United Airlines deal was found by Cheapflights users on 1/20. 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 4/12:30 pm
GTF
-
IAD
1 stop7h 04m
United Airlines
Wed 4/82:21 pm
IAD
-
GTF
1 stop8h 56m
United Airlines
Deal found 1/20$439
This Delta deal was found by Cheapflights users on 1/19. 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.
Thu 4/26:22 pm
GTF
-
IAD
2 stops12h 48m
Delta
Thu 4/97:20 am
IAD
-
GTF
1 stop7h 04m
Delta
Deal found 1/19$466
This United Airlines deal was found by Cheapflights users on 1/21. 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.
Thu 2/52:29 pm
GTF
-
IAD
1 stop6h 53m
United Airlines
Mon 2/92:24 pm
IAD
-
GTF
1 stop9h 29m
United Airlines
Deal found 1/21$475
This United Airlines deal was found by Cheapflights users on 1/20. 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 4/12:30 pm
GTF
-
BWI
1 stop6h 54m
United Airlines
Wed 4/88:00 am
BWI
-
GTF
1 stop7h 31m
United Airlines
Deal found 1/20$519
This United Airlines deal was found by Cheapflights users on 1/19. 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.
Thu 4/22:30 pm
GTF
-
IAD
1 stop18h 59m
United Airlines
Thu 4/94:00 pm
IAD
-
GTF
1 stop7h 17m
United Airlines
Deal found 1/19$537
This United Airlines deal was found by Cheapflights users on 1/20. 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 2/72:29 pm
GTF
-
BWI
2 stops21h 42m
United Airlines
Tue 2/104:10 pm
BWI
-
GTF
1 stop7h 43m
United Airlines
Deal found 1/20$537
This Delta deal was found by Cheapflights users on 1/21. 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.
Thu 2/51:12 pm
GTF
-
IAD
1 stop8h 36m
Delta
Mon 2/912:32 pm
IAD
-
GTF
2 stops11h 58m
Delta
Deal found 1/21$552

Find flight deals from Great Falls to Washington, D.C.

Discover tips and strategies to find the most affordable flight options for your journey from Great Falls (GTF) to Washington, D.C. (WAS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 21, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$323
(United Airlines)

One-way from

$236
(Delta)
Provider with most accurate pricing for Great Falls-Washington, D.C. (WAS) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Great Falls-Washington, D.C. (WAS) flights.
Search Deals
From Great Falls to Washington, D.C. (WAS)
Search Deals
One-way flight from Great Falls to Washington, D.C. (WAS)
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Great Falls to Washington, D.C. 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 January 21, 2026.
Use the filters below to find and compare flights from Great Falls to Washington, D.C. that are best for you.

Fly from

Great Falls

Fly to

Washington, D.C.

Route

Depart

Return

Price

Great FallsWashington, D.C.

GTF - IAD

GTFIAD

Great Falls

Sat 5/2

6:15 am-5:32 pm

1 stop9h 17m

Washington, D.C. Dulles Intl

Wed 5/6

2:37 pm-9:18 pm

1 stop8h 41m

$323

Great FallsWashington, D.C.

GTF - DCA

GTFDCA

Great Falls

Sat 2/14

6:28 pm-9:59 pm

1 stop25h 31m

Washington, D.C. Reagan-National

Wed 2/18

8:00 am-5:48 pm

1 stop11h 48m

$359

Great FallsBaltimore

GTF - BWI

GTFBWI

Great Falls

Wed 2/4

2:29 pm-11:15 pm

1 stop6h 46m

Baltimore/Washington

Sun 2/8

4:10 pm-9:53 pm

1 stop7h 43m

$403

Great FallsWashington, D.C.

GTF - IAD

GTFIAD

Great Falls

Wed 4/1

2:30 pm-11:34 pm

1 stop7h 04m

Washington, D.C. Dulles Intl

Thu 4/9

2:21 pm-9:17 pm

1 stop8h 56m

$416

Great FallsWashington, D.C.

GTF - IAD

GTFIAD

Great Falls

Sat 2/7

2:29 pm-11:22 pm

1 stop6h 53m

Washington, D.C. Dulles Intl

Wed 2/11

2:24 pm-9:53 pm

1 stop9h 29m

$428

Great FallsWashington, D.C.

GTF - IAD

GTFIAD

Great Falls

Thu 4/2

6:22 pm-9:10 am

2 stops12h 48m

Washington, D.C. Dulles Intl

Thu 4/9

7:20 am-12:24 pm

1 stop7h 04m

$466

Great FallsWashington, D.C.

GTF - IAD

GTFIAD

Great Falls

Thu 2/5

2:29 pm-11:22 pm

1 stop6h 53m

Washington, D.C. Dulles Intl

Mon 2/9

2:24 pm-9:53 pm

1 stop9h 29m

$475

Great FallsBaltimore

GTF - BWI

GTFBWI

Great Falls

Wed 4/1

2:30 pm-11:24 pm

1 stop6h 54m

Baltimore/Washington

Wed 4/8

8:00 am-1:31 pm

1 stop7h 31m

$519

Great FallsBaltimore

GTF - BWI

GTFBWI

Great Falls

Sat 2/7

2:29 pm-2:11 pm

2 stops21h 42m

Baltimore/Washington

Tue 2/10

4:10 pm-9:53 pm

1 stop7h 43m

$537

Great FallsWashington, D.C.

GTF - DCA

GTFDCA

Great Falls

Wed 4/1

5:06 pm-9:59 pm

1 stop26h 53m

Washington, D.C. Reagan-National

Wed 4/8

8:00 am-4:26 pm

1 stop10h 26m

$573

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/19

Showing 1-10 of 21 results
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Compare providers for flights from Great Falls to Washington, D.C.

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Great Falls to Washington, D.C. in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Great Falls-Washington, D.C. flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Great Falls-Washington, D.C. flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Great Falls-Washington, D.C. flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Great Falls-Washington, D.C. flights, Cheapflights users trust Expedia the most. Expedia has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Great Falls-Washington, D.C. flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Great Falls to Washington, D.C.

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. from Great Falls 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 Great Falls to Washington, D.C.
No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Washington, D.C.

Get insights into the airlines that provide service to Washington, D.C.. 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 Washington, D.C.. Reviews last updated January 21, 2026.
Read through reviews of airlines operating flights from Great Falls to Washington, D.C., such as Delta and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,085 reviews

Entertainment

7.8

Overall

7.9

Comfort

7.9

Crew

8.5

Food

7.2

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,085 reviews
Delta
7.9
Good
8,085 reviews

Entertainment

7.8

Overall

7.9

Comfort

7.9

Crew

8.5

Food

7.2

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,188 reviews
Delta
7.9
Good
8,085 reviews

Entertainment

7.8

Overall

7.9

Comfort

7.9

Crew

8.5

Food

7.2

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

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

  • What airport do you fly from for flights from Great Falls to Washington, D.C.?

    Great Falls (GTF), located 3.5 mi from the city center, is the airport you fly out of when you book flights from Great Falls to Washington, D.C.. 1 airline have flights from Great Falls to Washington, D.C. on a regular basis. Booking flights from Great Falls to Washington, D.C. should not be difficult; the airport handles an average of 0 outbound flights to Washington, D.C. per day.

  • How long is the flight from Great Falls to Washington, D.C.?

    There are many flights that can get you from Great Falls to Washington, D.C. in 9h 17m. Fly via United Airlines, Alaska Airlines, or Delta to get the fastest option. Airlines will cover a distance of 1789 mi. This flight may include one or multiple stops.

  • What is the cheapest airline to fly from Great Falls to Washington, D.C. round-trip?

    Currently priced at $420, United Airlines will fly you from Great Falls to Washington, D.C. and back. In addition to United Airlines, many other airlines offer competitively priced options for your trip.

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

    The most popular flight routes from Great Falls to Washington, D.C. are Great Falls - Washington, D.C. Dulles Intl, Great Falls - Washington, D.C. Reagan-National and Great Falls - Baltimore/Washington.

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

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

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

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

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

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

See more FAQs

Traveling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
Woodbridge
Tysons
Arlington
Owings Mills
Springfield
Silver Spring
Hanover
Herndon
Fredericksburg
Linthicum Heights
Rockville
Laurel
Towson
Manassas
Largo
Bowie
McLean
Clinton
Upper Marlboro

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Great Falls to Washington, D.C.

Discover the top airline that operate flights from Great Falls to Washington, D.C.. 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 January 21, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$398Average$705FlexibilityNo cancel feeOn-time69%

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