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$233+ Cheap flights from Boston to Great Falls (BOS - 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 7/29. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — GTF
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheap flight deals from Boston to Great Falls

Discover tips and strategies to find the most affordable flight options for your journey from Boston (BOS) 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

$377
(Alaska Airlines)

One-way from

$233
(Hawaiian Airlines)

Popular in

November

Cheapest in

January

Average price

$738
From Boston Logan Intl to Great Falls
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One-way flight from Boston Logan Intl to Great Falls
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Highest demand for flights based on searches. 5% potential increase in price ($34 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($23 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 Boston to Great Falls

Cheapest flights from Boston to Great Falls
Explore the most affordable flight options available from Boston to Great Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

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.
Wed 8/207:20 amBOS - GTF
1 stop10h 29mAlaska Airlines
Wed 9/34:29 pmGTF - BOS
1 stop13h 31mAlaska Airlines
Deal found 6/11$377
This Delta deal was found by Cheapflights users on 6/9. 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 10/27:05 amBOS - GTF
2 stops12h 37mDelta
Fri 10/106:20 pmGTF - BOS
1 stop9h 49mDelta
Deal found 6/9$470
This United Airlines deal was found by Cheapflights users on 6/10. 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 7/237:35 amBOS - GTF
2 stops15h 38mUnited Airlines
Sun 8/36:25 amGTF - BOS
1 stop27h 38mUnited Airlines
Deal found 6/10$561
This Mytrip deal was found by Cheapflights users on 6/12. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/259:44 amBOS - GTF
2 stops35h 23mMultiple Airlines
Fri 7/410:14 amGTF - BOS
3 stops28h 27mMultiple Airlines
Deal found 6/12$612

Cheapflights Fare Finder

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

Fly from

Boston

Fly to

Great Falls

Route

Depart

Return

Price

BostonGreat Falls

BOS - GTF

BOSGTF

Boston Logan Intl

Wed 8/20

7:20 am-3:49 pm

1 stop10h 29m

Great Falls

Wed 9/3

4:29 pm-8:00 am

1 stop13h 31m

$377

BostonGreat Falls

BOS - GTF

BOSGTF

Boston Logan Intl

Tue 7/22

10:05 am-5:39 pm

1 stop9h 34m

Great Falls

Tue 7/29

5:45 am-4:40 pm

1 stop8h 55m

$517

BostonGreat Falls

BOS - GTF

BOSGTF

Boston Logan Intl

Wed 7/23

7:35 am-9:13 pm

2 stops15h 38m

Great Falls

Sun 8/3

6:25 am-12:03 pm

1 stop27h 38m

$561

BostonGreat Falls

BOS - GTF

BOSGTF

Boston Logan Intl

Wed 6/25

9:44 am-7:07 pm

2 stops35h 23m

Great Falls

Fri 7/4

10:14 am-4:41 pm

3 stops28h 27m

$612

BostonGreat Falls

BOS - GTF

BOSGTF

Boston Logan Intl

Tue 7/29

7:20 am-4:13 pm

1 stop10h 53m

$233

BostonGreat Falls

BOS - GTF

BOSGTF

Boston Logan Intl

Fri 7/11

7:30 am-1:36 pm

1 stop8h 06m

$236

BostonGreat Falls

BOS - GTF

BOSGTF

Boston Logan Intl

Tue 7/29

6:50 am-5:39 pm

2 stops12h 49m

$239

BostonGreat Falls

BOS - GTF

BOSGTF

Boston Logan Intl

Tue 7/29

7:20 am-4:13 pm

1 stop10h 53m

$253

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Best time to book a flight from Boston to Great Falls

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

What is the cheapest time of day to fly from BOS to GTF?

Find hourly flight availability from Boston 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 June 12, 2025.

It’s typically best to fly out from Boston to Great Falls in the morning. Doing so could potentially save you 1% on the flight price compared to flying at noon, which is usually more expensive.

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.
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Entertainment

7.1

Food

7.1

Boarding

8.1

Comfort

7.8

Crew

8.5

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

Overall

8.0

Entertainment

7.1

Food

7.1

Boarding

8.1

Comfort

7.8

Crew

8.5

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
7,950 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Entertainment

7.1

Food

7.1

Boarding

8.1

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Hawaiian Airlines
7.9
Good
2,494 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Entertainment

7.1

Food

7.1

Boarding

8.1

Comfort

7.8

Crew

8.5

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

Overall

8.0

Entertainment

7.1

Food

7.1

Boarding

8.1

Comfort

7.8

Crew

8.5

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 Boston 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 Boston to Great Falls round-trip?

    Currently priced at $377, Alaska Airlines will fly you from Boston to Great Falls and back. In addition to Alaska Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Delta and United Airlines - these airlines can fly you to your destination from $517 and $561, respectively. These flights start at 35% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from Boston to Great Falls one-way?

    The cheapest airlines for a one-way flight from Boston to Great Falls are Hawaiian Airlines ($233), Delta ($239), and Alaska Airlines ($253).

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Boston 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 Boston to Great Falls?

    Currently, January is the cheapest month in which you can book a flight from Boston to Great Falls (average of $367). Flying from Boston 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

Browse thousands of different options on Cheapflights for your next trip

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Top 2 airlines flying from Boston to Great Falls

Discover the top 2 airlines that operate flights from Boston 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$304Average$567FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$440Average$598FlexibilityNo cancel feeOn-time69%

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