$219+ Cheap flights from Boston to Great Falls (BOS - 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 11/11. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — GTF
Nov 12 — Nov 191
Round-trip
1 adult, Economy
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Find cheap flights from Boston to Great Falls with Cheapflights
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Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Cheapest flights from Boston to Great FallsExplore 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 October 13, 2026.
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 October 13, 2026.
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.
Sat 11/149:03 am -
1 stop9h 27m
Tue 11/175:10 pm -
1 stop10h 30m
Deal found 10/12![Alaska Airlines logo]()
$438
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.
Sat 11/72:40 pm -
2 stops9h 50m
Sun 11/151:21 pm -
1 stop8h 36m
Deal found 10/12![Delta logo]()
$444
This United Airlines deal was found by Cheapflights users on 10/11. 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.
Mon 10/2611:55 am -
2 stops11h 43m
Fri 10/302:45 pm -
1 stop7h 05m
Deal found 10/11![United Airlines logo]()
$484
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.
Mon 10/266:05 am -
1 stop8h 33m
Fri 10/301:18 pm -
1 stop8h 41m
Deal found 10/12![Delta logo]()
$533
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.
Sat 11/143:05 pm -
1 stop8h 33m
Tue 11/176:30 am -
2 stops10h 44m
Deal found 10/12![United Airlines logo]()
$564
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 10/1611:15 am -
1 stop8h 32m
Sun 10/186:27 pm -
1 stop9h 58m
Deal found 10/13![Delta logo]()
$698
Best flights from Boston to Great FallsDiscover carefully curated flight deals from Boston to Great Falls that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 13, 2026.
Discover carefully curated flight deals from Boston to Great Falls that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 13, 2026.
This Alaska Airlines deal was found by Cheapflights users on 10/10. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/149:03 am -
1 stop9h 27m
Tue 11/175:10 pm -
1 stop10h 30m
Deal found 10/10![Alaska Airlines logo]()
$438
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.
Sat 11/72:40 pm -
2 stops9h 50m
Sun 11/151:21 pm -
1 stop8h 36m
Deal found 10/12![Delta logo]()
$444
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.
Mon 10/2611:55 am -
2 stops11h 43m
Fri 10/302:45 pm -
1 stop7h 05m
Deal found 10/12![United Airlines logo]()
$504
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.
Mon 10/266:05 am -
1 stop8h 33m
Fri 10/301:18 pm -
1 stop8h 41m
Deal found 10/12![Delta logo]()
$533
This United Airlines deal was found by Cheapflights users on 10/8. 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 11/143:05 pm -
1 stop8h 33m
Tue 11/176:30 am -
2 stops10h 44m
Deal found 10/8![United Airlines logo]()
$564
Last-minute flights from Boston to Great FallsDiscover last-minute flight deals from Boston to Great Falls. Data last updated October 13, 2026 and is based on user searches.
Discover last-minute flight deals from Boston to Great Falls. Data last updated October 13, 2026 and is based on user searches.
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 10/1611:15 am -
1 stop8h 32m
Sun 10/186:27 pm -
1 stop9h 58m
Deal found 10/13![Delta logo]()
$698
This United Airlines deal was found by Cheapflights users on 10/11. 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.
Mon 10/2611:55 am -
2 stops11h 43m
Fri 10/302:45 pm -
1 stop7h 05m
Deal found 10/11![United Airlines logo]()
$484
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.
Mon 10/266:05 am -
1 stop8h 33m
Fri 10/301:18 pm -
1 stop8h 41m
Deal found 10/12![Delta logo]()
$533
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.
Sat 11/72:40 pm -
2 stops9h 50m
Sun 11/151:21 pm -
1 stop8h 36m
Deal found 10/12![Delta logo]()
$444
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.
Sat 11/149:03 am -
1 stop9h 27m
Tue 11/175:10 pm -
1 stop10h 30m
Deal found 10/12![Alaska Airlines logo]()
$438
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.
Sat 11/143:05 pm -
1 stop8h 33m
Tue 11/176:30 am -
2 stops10h 44m
Deal found 10/12![United Airlines logo]()
$564
One-way flights from Boston to Great FallsSearch for one-way flight options from Boston to Great Falls. Find affordable one-way fares based on user searches. Data last updated October 13, 2026.
Search for one-way flight options from Boston to Great Falls. Find affordable one-way fares based on user searches. Data last updated October 13, 2026.
This Delta deal was found by Cheapflights users on 10/9. 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.
Wed 11/116:05 am -
1 stop8h 36m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/9![Delta logo]()
$219
This Delta deal was found by Cheapflights users on 10/9. 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.
Tue 11/105:30 am -
2 stops14h 09m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/9![Delta logo]()
$225
This United Airlines deal was found by Cheapflights users on 10/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/910:30 am -
2 stops13h 08m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/9![United Airlines logo]()
$285
This United Airlines deal was found by Cheapflights users on 10/10. 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 11/116:00 am -
3 stops17h 38m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/10![United Airlines logo]()
$290
This Delta deal was found by Cheapflights users on 10/9. 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.
Mon 11/96:05 am -
2 stops13h 34m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/9![Delta logo]()
$340
This Alaska Airlines deal was found by Cheapflights users on 10/9. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/96:20 pm -
1 stop24h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/9![Alaska Airlines logo]()
$357
This United Airlines deal was found by Cheapflights users on 10/10. 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.
Sun 11/87:15 am -
1 stop8h 34m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/10![United Airlines logo]()
$399
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.
Sat 12/269:00 am -
1 stop9h 32m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/12![Alaska Airlines logo]()
$419
This United Airlines deal was found by Cheapflights users on 10/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/147:30 am -
3 stops16h 08m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/9![United Airlines logo]()
$438
Find 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 October 13, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $438 (Alaska Airlines) |
One-way from | $219 (Delta) |
Popular in | November |
Cheapest in | October |
Average price | $294 |
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 7,457,451 searches. Data last updated October 13, 2026.
Use the filters below to find and compare flights from Boston to Great Falls that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BostonGreat Falls
BOS Boston Logan Intl - GTF Great Falls
BOSGTF
Boston Logan Intl
Wed 11/11
6:05 am-12:41 pm
1 stop8h 36m
Great Falls
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$219
Quickest round-trip
BostonGreat Falls
BOS Boston Logan Intl - GTF Great Falls
BOSGTF
Boston Logan Intl
Sun 11/8
6:05 am-12:38 pm
1 stop8h 33m
Great Falls
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$219
BostonGreat Falls
BOS Boston Logan Intl - GTF Great Falls
BOSGTF
Boston Logan Intl
Tue 11/10
11:00 am-5:39 pm
1 stop8h 39m
Great Falls
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$219
BostonGreat Falls
BOS Boston Logan Intl - GTF Great Falls
BOSGTF
Boston Logan Intl
Mon 11/9
10:30 am-9:38 pm
2 stops13h 08m
Great Falls
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$285
BostonGreat Falls
BOS Boston Logan Intl - GTF Great Falls
BOSGTF
Boston Logan Intl
Mon 11/9
6:20 pm-4:30 pm
1 stop24h 10m
Great Falls
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$357
BostonGreat Falls
BOS Boston Logan Intl - GTF Great Falls
BOSGTF
Boston Logan Intl
Tue 12/29
7:00 am-4:32 pm
1 stop11h 32m
Great Falls
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$419
BostonGreat Falls
BOS Boston Logan Intl - GTF Great Falls
BOSGTF
Boston Logan Intl
Sat 11/14
9:03 am-4:30 pm
1 stop9h 27m
Great Falls
Tue 11/17
5:10 pm-5:40 am
1 stop10h 30m
$438
BostonGreat Falls
BOS Boston Logan Intl - GTF Great Falls
BOSGTF
Boston Logan Intl
Sat 11/7
2:40 pm-10:30 pm
2 stops9h 50m
Great Falls
Sun 11/15
1:21 pm-11:57 pm
1 stop8h 36m
$444
BostonGreat Falls
BOS Boston Logan Intl - GTF Great Falls
BOSGTF
Boston Logan Intl
Tue 11/10
1:32 pm-9:38 pm
3 stops34h 06m
Great Falls
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$469
BostonGreat Falls
BOS Boston Logan Intl - GTF Great Falls
BOSGTF
Boston Logan Intl
Fri 11/13
1:32 pm-9:38 pm
3 stops34h 06m
Great Falls
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$469
Showing 1-10 of 14 resultsSorted by cheapest first
Compare providers for flights from Boston 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 Boston to Great Falls in October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star |
- Most accurate provider: When it comes to deals on Boston-Great Falls flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Boston-Great Falls flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Boston-Great Falls flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Boston-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 Boston-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 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.
BOS-GTF
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’s the top layover airport for flights from Boston to Great Falls?
Share of 1-stop round-trip flights from Boston to Great Falls chosen by Cheapflights users in the past 12 months, using the same layover each way.
Seattle (SEA) – chosen by Cheapflights users on 67% of 1-stop itineraries from Boston to Great Falls on Cheapflights.
What’s the cheapest layover airport for flights from Boston to Great Falls?
Average round-trip fare for 1-stop flights from Boston to Great Falls, chosen by Cheapflights users in the past 12 months, with the same layover each way.
Chicago (ORD) is the most affordable 1-stop option, with an average round-trip price of $514.
What’s the fastest layover option from Boston to Great Falls?
Shortest average travel time for 1-stop one-way flights from Boston to Great Falls, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.
Flights via Chicago (ORD) have the shortest average one-way travel time for 1-stop routes: 7h 46m.
Which airport typically offers the quickest layover for flights from Boston to Great Falls?
Average layover duration for 1-stop one-way flights from Boston to Great Falls, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Chicago (ORD) offer the fastest connection on this route, with an average layover time of 1h 17m.
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 13, 2026.
See what other customers who have flown with Delta and United Airlines from Boston 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.
Overall
7.8
Entertainment
7.8
Comfort
7.8
Crew
8.5
Boarding
8.1
Food
7.2
Reviews
1 / 20
6.0
GoodCidalia,Aug 2023
BOS - MIA
Overall
7.8
Entertainment
7.8
Comfort
7.8
Crew
8.5
Boarding
8.1
Food
7.2
Reviews
1 / 20
6.0
GoodCidalia,Aug 2023
BOS - MIA
Overall
7.8
Entertainment
7.8
Comfort
7.8
Crew
8.5
Boarding
8.1
Food
7.2
Reviews
1 / 20
6.0
GoodCidalia,Aug 2023
BOS - MIA
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.
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Book flights to Great Falls if you plan to visit one of these locationsShelby
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Other flights to Great Falls
Explore flights to Great Falls departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on October 13, 2026.
Boston and Great Falls flights
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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 7,457,451 searches. Data last updated October 13, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$294 | Average$443 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$454 | Average$596 | FlexibilityNo cancel fee | On-time69% |