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$251+ Cheap flights from Great Falls to Baltimore (GTF - BWI)

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 — BWI
Feb 20 — Feb 271
Fri 2/20
Fri 2/27
1 adult, Economy
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Cheap flight deals from Great Falls to Baltimore

Cheapest flights from Great Falls to Baltimore
Explore the most affordable flight options available from Great Falls to Baltimore. 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.
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 1/20. 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 1/20. 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

Find flight deals from Great Falls to Baltimore

Discover tips and strategies to find the most affordable flight options for your journey from Great Falls (GTF) to Baltimore (BWI). 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

FlightHub
1 star

Round-trip from

$403
(United Airlines)

One-way from

$251
(Delta)
Provider with most accurate pricing for Great Falls-Baltimore/Washington flight deals.
Search Deals
Provider most trusted by Cheapflights users for Great Falls-Baltimore/Washington flights.
Search Deals
From Great Falls to Baltimore/Washington
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One-way flight from Great Falls to Baltimore/Washington
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Great Falls to Baltimore 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 Baltimore that are best for you.

Fly from

Great Falls

Fly to

Baltimore

Route

Depart

Return

Price

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 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 FallsBaltimore

GTF - BWI

GTFBWI

Great Falls

Thu 4/2

6:22 pm-5:51 am

1 stop9h 29m

$251

Great FallsBaltimore

GTF - BWI

GTFBWI

Great Falls

Sun 2/1

10:45 am-12:21 am

3 stops59h 36m

$319

Great FallsBaltimore

GTF - BWI

GTFBWI

Great Falls

Sun 2/1

1:12 pm-11:44 pm

1 stop8h 32m

$487

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/20

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

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

Reviews of airlines servicing Baltimore

Get insights into the airlines that provide service to Baltimore. 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 Baltimore. Reviews last updated January 21, 2026.
Read reviews from past customers who have flown United Airlines from Great Falls to Baltimore. 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
9,191 reviews

Crew

8.1

Comfort

7.3

Boarding

7.7

Overall

7.4

Entertainment

7.1

Food

6.6

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
9,191 reviews
United Airlines
7.4
Good
9,191 reviews

Crew

8.1

Comfort

7.3

Boarding

7.7

Overall

7.4

Entertainment

7.1

Food

6.6

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 Great Falls to Baltimore. 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 Great Falls to Baltimore?

    United Airlines can get you from Great Falls to Baltimore in just under 6h 46m. Your travel time can differ by up to . Great Falls and Baltimore are separated by a distance of 1817 mi.

  • What is the cheapest airline to fly from Great Falls to Baltimore round-trip?

    Cheapflights users have booked flights from Great Falls to Baltimore round-trip from $398.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Great Falls to Baltimore 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

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Top airline flying from Great Falls to Baltimore

Discover the top airline that operate flights from Great Falls to Baltimore. 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$669FlexibilityNo cancel feeOn-time69%

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