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$378+ Cheap flights from Baltimore to Great Falls (BWI - 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 2/10. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — GTF
Feb 25 — Mar 41
Wed 2/25
Wed 3/4
1 adult, Economy
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Cheap flight deals from Baltimore to Great Falls

Cheapest flights from Baltimore to Great Falls
Explore the most affordable flight options available from Baltimore to Great Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 26, 2026.

This Delta deal was found by Cheapflights users on 1/26. 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 2/107:00 am
BWI
-
GTF
1 stop7h 32m
Delta
Sat 2/141:15 pm
GTF
-
BWI
1 stop8h 29m
Delta
Deal found 1/26$378
This United Airlines deal was found by Cheapflights users on 1/26. 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.
Tue 2/1010:05 am
BWI
-
GTF
2 stops13h 48m
United Airlines
Sat 2/142:25 pm
GTF
-
BWI
1 stop7h 00m
United Airlines
Deal found 1/26$398
This United Airlines deal was found by Cheapflights users on 1/25. 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 10/314:10 pm
BWI
-
GTF
1 stop8h 20m
United Airlines
Wed 11/46:15 am
GTF
-
BWI
1 stop6h 51m
United Airlines
Deal found 1/25$438
This Delta deal was found by Cheapflights users on 1/26. 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 7/297:10 am
BWI
-
GTF
1 stop7h 13m
Delta
Mon 8/36:20 pm
GTF
-
BWI
1 stop9h 43m
Delta
Deal found 1/26$453
This United Airlines deal was found by Cheapflights users on 1/25. 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 4/14:18 pm
BWI
-
GTF
1 stop6h 59m
United Airlines
Sun 4/52:30 pm
GTF
-
BWI
1 stop6h 54m
United Airlines
Deal found 1/25$473
This Alaska Airlines deal was found by Cheapflights users on 1/25. 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 3/247:04 pm
BWI
-
GTF
1 stop23h 22m
Alaska Airlines
Thu 3/265:06 pm
GTF
-
BWI
1 stop22h 58m
Alaska Airlines
Deal found 1/25$478
This Delta deal was found by Cheapflights users on 1/26. 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 3/246:00 am
BWI
-
GTF
2 stops13h 42m
Delta
Wed 3/256:22 pm
GTF
-
BWI
1 stop9h 29m
Delta
Deal found 1/26$490
This Delta deal was found by Cheapflights users on 1/26. 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 3/242:59 pm
BWI
-
GTF
2 stops9h 31m
Delta
Thu 3/266:22 pm
GTF
-
BWI
1 stop9h 29m
Delta
Deal found 1/26$499
This United Airlines deal was found by Cheapflights users on 1/25. 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 4/28:00 am
BWI
-
GTF
1 stop7h 31m
United Airlines
Sun 4/52:30 pm
GTF
-
BWI
1 stop6h 54m
United Airlines
Deal found 1/25$502

Find flight deals from Baltimore to Great Falls

Discover tips and strategies to find the most affordable flight options for your journey from Baltimore (BWI) 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 January 26, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$378
(Delta)

Popular in

May

Cheapest in

August

Average price

$697
Provider with most accurate pricing for Baltimore/Washington-Great Falls flight deals.
Search Deals
Provider most trusted by Cheapflights users for Baltimore/Washington-Great Falls flights.
Search Deals
From Baltimore/Washington to Great Falls
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($46 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($40 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Baltimore 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 January 26, 2026.
Use the filters below to find and compare flights from Baltimore to Great Falls that are best for you.

Fly from

Baltimore

Fly to

Great Falls

Route

Depart

Return

Price

BaltimoreGreat Falls

BWI - GTF

BWIGTF

Baltimore/Washington

Tue 2/10

7:00 am-12:32 pm

1 stop7h 32m

Great Falls

Sat 2/14

1:15 pm-11:44 pm

1 stop8h 29m

$378

BaltimoreGreat Falls

BWI - GTF

BWIGTF

Baltimore/Washington

Tue 2/10

10:05 am-9:53 pm

2 stops13h 48m

Great Falls

Sat 2/14

2:25 pm-11:25 pm

1 stop7h 00m

$387

BaltimoreGreat Falls

BWI - GTF

BWIGTF

Baltimore/Washington

Fri 5/15

7:10 am-12:23 pm

1 stop7h 13m

Great Falls

Sun 5/17

6:20 pm-6:03 am

1 stop9h 43m

$403

BaltimoreGreat Falls

BWI - GTF

BWIGTF

Baltimore/Washington

Fri 5/15

7:10 am-12:23 pm

1 stop7h 13m

Great Falls

Mon 5/18

6:20 pm-9:15 am

2 stops12h 55m

$464

BaltimoreGreat Falls

BWI - GTF

BWIGTF

Baltimore/Washington

Wed 4/1

4:18 pm-9:17 pm

1 stop6h 59m

Great Falls

Sun 4/5

2:30 pm-11:24 pm

1 stop6h 54m

$473

BaltimoreGreat Falls

BWI - GTF

BWIGTF

Baltimore/Washington

Tue 3/24

7:04 pm-4:26 pm

1 stop23h 22m

Great Falls

Thu 3/26

5:06 pm-6:04 pm

1 stop22h 58m

$478

BaltimoreGreat Falls

BWI - GTF

BWIGTF

Baltimore/Washington

Tue 3/24

7:01 am-12:24 pm

1 stop7h 23m

Great Falls

Wed 3/25

6:22 pm-5:51 am

1 stop9h 29m

$484

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/26

Compare providers for flights from Baltimore 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 Baltimore to Great Falls in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice 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 Baltimore-Great Falls flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Baltimore-Great Falls flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Baltimore-Great Falls flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Baltimore-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 Baltimore-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 Baltimore to Great Falls

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

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 January 26, 2026.
Read reviews from past customers who have flown United Airlines from Baltimore to Great Falls. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,199 reviews

Food

6.6

Comfort

7.3

Crew

8.1

Boarding

7.7

Entertainment

7.1

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.4
Good
9,199 reviews
United Airlines
7.4
Good
9,199 reviews

Food

6.6

Comfort

7.3

Crew

8.1

Boarding

7.7

Entertainment

7.1

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

Related info for your journey

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

  • How long is the flight from Baltimore to Great Falls?

    Delta and United Airlines can get you from Baltimore to Great Falls in just under 7h 32m. Your travel time can differ by up to 6h 16m. There are 1817 mi between Baltimore and Great Falls. 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 Baltimore to Great Falls round-trip?

    Cheapflights users have booked flights from Baltimore to Great Falls round-trip from $286. Users have found that United Airlines is 56% cheaper than the other options available to this destination.

  • Can I find deals for flights from Baltimore to Great Falls that include hotel bookings?

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

  • How can I find direct flights from Baltimore to Great Falls?

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

  • Can I find deals for business class flights from Baltimore to Great Falls?

    Yes. Cheapflights offers flight deals from Baltimore 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.

See more FAQs

Traveling to a place near Great Falls?

Book flights to Great Falls if you plan to visit one of these locations
Shelby

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Top airline flying from Baltimore to Great Falls

Discover the top airline that operate flights from Baltimore 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 January 26, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$286Average$597FlexibilityNo cancel feeOn-time69%

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