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$239+ Cheap flights from Baltimore to Great Falls (BWI - GTF)

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 8/12. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — GTF
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheap 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 June 12, 2025.

Round-trip from

$358
(Mytrip)

One-way from

$239
(Delta)

Popular in

May

Cheapest in

October

Average price

$807
From Baltimore/Washington to Great Falls
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One-way flight from Baltimore/Washington to Great Falls
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Highest demand for flights based on searches. 26% potential increase in price ($239 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($38 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find 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 June 12, 2025.

This Mytrip deal was found by Cheapflights users on 6/11. 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.
Thu 6/265:45 amBWI - GTF
3 stops29h 42mMultiple Airlines
Mon 6/3010:17 amGTF - BWI
2 stops31h 12mMultiple Airlines
Deal found 6/11$358
This Delta deal was found by Cheapflights users on 6/11. 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 9/62:25 pmBWI - GTF
1 stop8h 09mDelta
Sat 9/136:20 pmGTF - BWI
1 stop9h 42mDelta
Deal found 6/11$400
This Alaska Airlines deal was found by Cheapflights users on 6/11. 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.
Thu 8/217:00 amBWI - GTF
1 stop10h 49mAlaska Airlines
Tue 8/264:29 pmGTF - BWI
1 stop11h 04mAlaska Airlines
Deal found 6/11$431
This United Airlines deal was found by Cheapflights users on 6/11. 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.
Fri 8/2910:51 amBWI - GTF
2 stops12h 37mUnited Airlines
Tue 9/22:35 pmGTF - BWI
1 stop6h 42mUnited Airlines
Deal found 6/11$478

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 June 12, 2025.
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

Thu 6/26

5:45 am-9:27 am

3 stops29h 42m

Great Falls

Mon 6/30

10:17 am-7:29 pm

2 stops31h 12m

$358

BaltimoreGreat Falls

BWI - GTF

BWIGTF

Baltimore/Washington

Sat 9/6

2:25 pm-8:34 pm

1 stop8h 09m

Great Falls

Sat 9/13

6:20 pm-6:02 am

1 stop9h 42m

$400

BaltimoreGreat Falls

BWI - GTF

BWIGTF

Baltimore/Washington

Mon 8/18

7:10 pm-4:13 pm

1 stop23h 03m

Great Falls

Wed 8/27

4:29 pm-5:33 am

1 stop11h 04m

$411

BaltimoreGreat Falls

BWI - GTF

BWIGTF

Baltimore/Washington

Tue 8/19

10:51 am-9:28 pm

2 stops12h 37m

Great Falls

Wed 8/27

7:00 am-9:42 pm

2 stops12h 42m

$501

BaltimoreGreat Falls

BWI - GTF

BWIGTF

Baltimore/Washington

Tue 8/12

8:00 am-5:26 pm

2 stops11h 26m

$239

BaltimoreGreat Falls

BWI - GTF

BWIGTF

Baltimore/Washington

Tue 8/12

4:20 pm-9:13 pm

1 stop6h 53m

$245

BaltimoreGreat Falls

BWI - GTF

BWIGTF

Baltimore/Washington

Wed 6/18

6:00 am-7:07 pm

3 stops39h 07m

$628

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

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.

Cheapflights Insights

Everything you need to know about your flight from Baltimore to Great Falls

What is the cheapest month to book a flight from Baltimore to Great Falls?

Currently, January is the cheapest month in which you can book a flight from Baltimore to Great Falls (average of $367). Flying from Baltimore to Great Falls in July is currently the most expensive (average of $574). 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.

Rainfall in Great Falls by month

Plan your trip to Great Falls by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Great Falls ranges from 0.5 - 2.5 inches per month. June is typically the wettest month, when rainfall can reach 2.5 in. January is typically the driest time to visit Great Falls when rainfall is around 0.5 in.

Temperature in Great Falls by month

Plan your trip to Great Falls by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Great Falls, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 68.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 24.8 F).

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 June 12, 2025.
See what other customers who have flown with Alaska Airlines, Delta and United Airlines from Baltimore to Great Falls have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,946 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,790 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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.

  • What are the cheapest airlines flying from Baltimore to Great Falls round-trip?

    Cheapflights users have booked flights from Baltimore to Great Falls round-trip from $400. Other airlines that can offer you cheap pricing are Alaska Airlines, from $431, and United Airlines, from $478. Users have found that Delta is 40% 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.

  • What is the cheapest month to book a flight from Baltimore to Great Falls?

    Currently, January is the cheapest month in which you can book a flight from Baltimore to Great Falls (average of $367). Flying from Baltimore to Great Falls in July is currently the most expensive (average of $574). 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

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Top 2 airlines flying from Baltimore to Great Falls

Discover the top 2 airlines 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$396Average$614FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$494Average$666FlexibilityNo cancel feeOn-time69%

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