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$407+ Cheap flights from Washington, D.C. (WAS) to Great Falls (GTF)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/5. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — GTF
Nov 13 — Nov 201
Thu 11/13
Thu 11/20
1 adult, Economy
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Find flight deals from Washington, D.C. to Great Falls

Cheapest flights from Washington, D.C. to Great Falls
Explore the most affordable flight options available from Washington, D.C. to Great Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 14, 2025.

This Alaska Airlines deal was found by Cheapflights users on 10/12. 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.
Wed 11/57:38 amBWI - GTF
1 stop12h 32mAlaska Airlines
Fri 11/146:50 pmGTF - BWI
1 stop21h 26mAlaska Airlines
Deal found 10/12$407
This Kiwi.com deal was found by Cheapflights users on 10/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/277:50 amBWI - GTF
1 stop15h 42mMultiple Airlines
Fri 10/3110:27 pmGTF - BWI
2 stops32h 01mMultiple Airlines
Deal found 10/12$422
This United Airlines deal was found by Cheapflights users on 10/14. 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 11/58:15 amBWI - GTF
1 stop7h 12mUnited Airlines
Sun 11/92:30 pmGTF - BWI
1 stop6h 34mUnited Airlines
Deal found 10/14$424
This Alaska Airlines deal was found by Cheapflights users on 10/14. 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.
Wed 11/57:43 amIAD - GTF
1 stop12h 27mAlaska Airlines
Sun 11/96:50 pmGTF - IAD
1 stop9h 33mAlaska Airlines
Deal found 10/14$428
This Delta deal was found by Cheapflights users on 10/13. 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.
Wed 11/56:15 amIAD - GTF
1 stop8h 13mDelta
Sun 11/91:12 pmGTF - IAD
1 stop8h 46mDelta
Deal found 10/13$449
This Delta deal was found by Cheapflights users on 10/12. 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.
Wed 11/56:00 amBWI - GTF
2 stops13h 29mDelta
Fri 11/146:10 pmGTF - BWI
2 stops13h 55mDelta
Deal found 10/12$453
This Alaska Airlines deal was found by Cheapflights users on 10/13. 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.
Fri 11/77:38 amBWI - GTF
1 stop12h 32mAlaska Airlines
Sun 11/96:50 pmGTF - BWI
1 stop21h 26mAlaska Airlines
Deal found 10/13$487
This Alaska Airlines deal was found by Cheapflights users on 10/13. 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.
Wed 12/177:00 amBWI - GTF
1 stop13h 55mAlaska Airlines
Mon 1/57:21 pmGTF - BWI
1 stop20h 39mAlaska Airlines
Deal found 10/13$493
This Delta deal was found by Cheapflights users on 10/13. 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.
Fri 11/76:15 amIAD - GTF
1 stop8h 13mDelta
Sun 11/91:12 pmGTF - IAD
1 stop8h 46mDelta
Deal found 10/13$496
This United Airlines deal was found by Cheapflights users on 10/12. 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 11/136:15 amBWI - GTF
2 stops9h 18mUnited Airlines
Sun 11/162:30 pmGTF - BWI
1 stop6h 34mUnited Airlines
Deal found 10/12$508
This Delta deal was found by Cheapflights users on 10/13. 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.
Wed 12/177:02 amBWI - GTF
2 stops12h 26mDelta
Mon 1/56:15 pmGTF - BWI
1 stop27h 27mDelta
Deal found 10/13$523
This Alaska Airlines deal was found by Cheapflights users on 10/14. 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.
Fri 11/75:00 pmDCA - GTF
1 stop27h 10mAlaska Airlines
Sun 11/96:50 pmGTF - DCA
2 stops19h 10mAlaska Airlines
Deal found 10/14$528

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

Discover tips and strategies to find the most affordable flight options for your journey from Washington, D.C. (WAS) to Great Falls (GTF). 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 October 14, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$407
(Alaska Airlines)

Popular in

October

Cheapest in

August

Average price

$1,080
Provider with most accurate pricing for Washington, D.C. (WAS)-Great Falls flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Great Falls flights.
Search Deals
From Washington, D.C. (WAS) to Great Falls
Search Deals
Highest demand for flights based on searches. 15% potential increase in price ($115 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease ($44 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Washington, D.C. to Great Falls 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 October 14, 2025.
Use the filters below to find and compare flights from Washington, D.C. to Great Falls that are best for you.

Fly from

Washington, D.C.

Fly to

Great Falls

Route

Depart

Return

Price

BaltimoreGreat Falls

BWI - GTF

BWIGTF

Baltimore/Washington

Mon 10/27

7:50 am-9:32 pm

1 stop15h 42m

Great Falls

Fri 10/31

10:27 pm-8:28 am

2 stops32h 01m

$422

BaltimoreGreat Falls

BWI - GTF

BWIGTF

Baltimore/Washington

Wed 11/5

6:15 am-1:27 pm

2 stops9h 12m

Great Falls

Sun 11/9

2:30 pm-11:04 pm

1 stop6h 34m

$430

BaltimoreGreat Falls

BWI - GTF

BWIGTF

Baltimore/Washington

Wed 11/5

7:15 am-12:28 pm

1 stop7h 13m

Great Falls

Fri 11/14

6:10 pm-10:05 am

2 stops13h 55m

$448

Washington, D.C.Great Falls

IAD - GTF

IADGTF

Washington, D.C. Dulles Intl

Wed 11/5

6:15 am-12:28 pm

1 stop8h 13m

Great Falls

Sun 11/9

1:12 pm-11:58 pm

1 stop8h 46m

$449

BaltimoreGreat Falls

BWI - GTF

BWIGTF

Baltimore/Washington

Fri 11/7

7:38 am-6:10 pm

1 stop12h 32m

Great Falls

Sun 11/9

6:50 pm-6:16 pm

1 stop21h 26m

$487

BaltimoreGreat Falls

BWI - GTF

BWIGTF

Baltimore/Washington

Wed 12/17

7:00 am-6:55 pm

1 stop13h 55m

Great Falls

Mon 1/5

7:21 pm-6:00 pm

1 stop20h 39m

$493

Washington, D.C.Great Falls

IAD - GTF

IADGTF

Washington, D.C. Dulles Intl

Fri 11/7

6:15 am-12:28 pm

1 stop8h 13m

Great Falls

Sun 11/9

1:12 pm-11:58 pm

1 stop8h 46m

$496

BaltimoreGreat Falls

BWI - GTF

BWIGTF

Baltimore/Washington

Thu 11/13

4:12 pm-10:39 pm

1 stop8h 27m

Great Falls

Sun 11/16

2:30 pm-11:04 pm

1 stop6h 34m

$502

Washington, D.C.Great Falls

DCA - GTF

DCAGTF

Washington, D.C. Reagan-National

Fri 11/7

5:00 pm-6:10 pm

1 stop27h 10m

Great Falls

Sun 11/9

6:50 pm-4:00 pm

2 stops19h 10m

$528

Washington, D.C.Great Falls

DCA - GTF

DCAGTF

Washington, D.C. Reagan-National

Fri 10/31

5:10 pm-11:06 pm

1 stop7h 56m

Great Falls

Sun 11/2

6:09 pm-9:10 am

2 stops13h 01m

$544

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/12

Showing 1-10 of 19 results
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Compare providers for flights from Washington, D.C. to Great Falls

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 Washington, D.C. to Great Falls in October.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*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 Washington, D.C.-Great Falls flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Washington, D.C.-Great Falls flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C.-Great Falls flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Washington, D.C.-Great Falls flights, Cheapflights users trust FlightHub the most. FlightHub 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 Washington, D.C.-Great Falls 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 Washington, D.C. to Great Falls

Have a flexible travel schedule? Discover the best time to fly to Great Falls 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 Great Falls

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

Currently, August is the cheapest month in which you can book a flight from Washington, D.C. to Great Falls (average of $366). Flying from Washington, D.C. to Great Falls in June is currently the most expensive (average of $799). 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 GTF?

Find hourly flight availability from Washington, D.C. to Great Falls. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 14, 2025.

A simple way to save on the total cost of your ticket is to fly from Washington, D.C. to Great Falls at noon. If you’re flexible enough to do this you can expect to save up to 63% on your trip compared to booking a flight in the morning.

Reviews of airlines servicing Great Falls

Get insights into the airlines that provide service to Great Falls. 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 Great Falls. Reviews last updated October 14, 2025.
Peruse reviews from past customers who have flown with Delta and United Airlines from Washington, D.C. to Great Falls to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,975 reviews

Food

7.3

Overall

8.0

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Delta
8.0
Very good
7,975 reviews
Delta
8.0
Very good
7,975 reviews

Food

7.3

Overall

8.0

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
United Airlines
7.4
Good
8,976 reviews
Delta
8.0
Very good
7,975 reviews

Food

7.3

Overall

8.0

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.

Related info for your journey

Find useful and relevant information for your journey from Washington, D.C. to Great Falls. 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 into for flights to Great Falls from Washington, D.C.?

    For a flight from Washington, D.C. to Great Falls, you will be flying into Great Falls. Great Falls (GTF) is just 3.5 mi from the center of the city. Great Falls is the only Great Falls airport and it handles 0 inbound flights from Washington, D.C. per day. 1 airline has flights to Great Falls from Washington, D.C. on a regular basis.

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

    For as low as $449, United Airlines can have you in Great Falls from Washington, D.C. in 8h 13m. Airlines will cover a distance of 1789 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    According to our current data, United Airlines ($384), offers the cheapest pricing from Washington, D.C. to Great Falls. Users have found that United Airlines is 40% cheaper than the other options available to this destination.

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

    Most travelers choose Washington, D.C. Dulles Intl - Great Falls, Baltimore/Washington - Great Falls or Washington, D.C. Reagan-National - Great Falls when deciding on the best route from Washington, D.C. to Great Falls.

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

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

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

    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 Great Falls.

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

    Yes. Cheapflights offers flight deals from Washington, D.C. to Great Falls 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 Great Falls?

    Currently, August is the cheapest month in which you can book a flight from Washington, D.C. to Great Falls (average of $366). Flying from Washington, D.C. to Great Falls in June is currently the most expensive (average of $799). 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.

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

Discover the top airline that operate flights from Washington, D.C. to Great Falls. 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 October 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$384Average$590FlexibilityNo cancel feeOn-time69%

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