$435+ Cheap flights from Boise to Great Falls (BOI - 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 12/14. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — GTF
Oct 8 — Oct 151
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Boise to Great Falls with Cheapflights
1. Tell us where you want to go
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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Boise to Great Falls
Cheapest
Best
Last-minute
Cheapest flights from Boise to Great FallsExplore the most affordable flight options available from Boise to Great Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 8, 2026.
Explore the most affordable flight options available from Boise to Great Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 8, 2026.
This Booking.com deal was found by Cheapflights users on 9/3. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/145:43 pm -
1 stop22h 30m
Mon 12/215:12 pm -
1 stop6h 47m
Deal found 9/3![Alaska Airlines logo]()
$435
This Delta deal was found by Cheapflights users on 9/3. 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.
Sun 11/2211:32 am -
1 stop6h 07m
Thu 11/265:30 am -
1 stop5h 12m
Deal found 9/3![Delta logo]()
$566
This Delta deal was found by Cheapflights users on 9/4. 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 9/1911:12 am -
1 stop6h 29m
Wed 9/236:21 pm -
1 stop5h 37m
Deal found 9/4![Delta logo]()
$594
This Booking.com deal was found by Cheapflights users on 9/4. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/194:27 pm -
2 stops24h 12m
Wed 9/235:19 pm -
1 stop6h 25m
Deal found 9/4![Alaska Airlines logo]()
$789
This Delta deal was found by Cheapflights users on 9/4. 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 9/86:44 pm -
1 stop3h 53m
Mon 9/146:21 pm -
1 stop5h 37m
Deal found 9/4![Delta logo]()
$829
This Alaska Airlines deal was found by Cheapflights users on 9/7. 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 9/214:20 pm -
1 stop24h 19m
Thu 9/245:19 pm -
1 stop5h 19m
Deal found 9/7![Alaska Airlines logo]()
$898
This Delta deal was found by Cheapflights users on 9/6. 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.
Sun 9/65:15 pm -
1 stop5h 14m
Mon 9/76:18 pm -
1 stop5h 41m
Deal found 9/6![Delta logo]()
$966
This Booking.com deal was found by Cheapflights users on 9/4. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/87:20 am -
2 stops9h 19m
Mon 9/145:19 pm -
1 stop5h 19m
Deal found 9/4![Alaska Airlines logo]()
$1,203
Best flights from Boise to Great FallsDiscover carefully curated flight deals from Boise to Great Falls that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 8, 2026.
Discover carefully curated flight deals from Boise to Great Falls that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 8, 2026.
This Booking.com deal was found by Cheapflights users on 9/3. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/145:43 pm -
1 stop22h 30m
Mon 12/215:12 pm -
1 stop6h 47m
Deal found 9/3![Alaska Airlines logo]()
$435
This Delta deal was found by Cheapflights users on 9/3. 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.
Sun 11/2211:32 am -
1 stop6h 07m
Thu 11/265:30 am -
1 stop5h 12m
Deal found 9/3![Delta logo]()
$566
This Delta deal was found by Cheapflights users on 9/4. 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 9/1911:12 am -
1 stop6h 29m
Wed 9/236:21 pm -
1 stop5h 37m
Deal found 9/4![Delta logo]()
$594
This Alaska Airlines deal was found by Cheapflights users on 9/7. 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 9/214:20 pm -
1 stop24h 19m
Thu 9/245:19 pm -
1 stop5h 19m
Deal found 9/7![Alaska Airlines logo]()
$898
This Booking.com deal was found by Cheapflights users on 9/4. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/197:30 am -
2 stops9h 09m
Wed 9/235:19 pm -
2 stops6h 36m
Deal found 9/4![Alaska Airlines logo]()
$992
Last-minute flights from Boise to Great FallsDiscover last-minute flight deals from Boise to Great Falls. Data last updated September 8, 2026 and is based on user searches.
Discover last-minute flight deals from Boise to Great Falls. Data last updated September 8, 2026 and is based on user searches.
This Alaska Airlines deal was found by Cheapflights users on 9/4. 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.
Fri 9/45:52 pm -
1 stop22h 53m
Wed 9/95:19 pm -
1 stop6h 25m
Deal found 9/4![Alaska Airlines logo]()
$1,589
This Delta deal was found by Cheapflights users on 9/6. 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.
Sun 9/65:15 pm -
1 stop5h 14m
Mon 9/76:18 pm -
1 stop5h 41m
Deal found 9/6![Delta logo]()
$966
This Delta deal was found by Cheapflights users on 9/4. 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 9/86:44 pm -
1 stop3h 53m
Mon 9/146:21 pm -
1 stop5h 37m
Deal found 9/4![Delta logo]()
$829
This Booking.com deal was found by Cheapflights users on 9/4. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/87:20 am -
2 stops9h 19m
Mon 9/145:19 pm -
1 stop5h 19m
Deal found 9/4![Alaska Airlines logo]()
$1,203
This Delta deal was found by Cheapflights users on 9/4. 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 9/1911:12 am -
1 stop6h 29m
Wed 9/236:21 pm -
1 stop5h 37m
Deal found 9/4![Delta logo]()
$594
This Booking.com deal was found by Cheapflights users on 9/4. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/194:27 pm -
2 stops24h 12m
Wed 9/235:19 pm -
1 stop6h 25m
Deal found 9/4![Alaska Airlines logo]()
$789
This Alaska Airlines deal was found by Cheapflights users on 9/7. 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 9/214:20 pm -
1 stop24h 19m
Thu 9/245:19 pm -
1 stop5h 19m
Deal found 9/7![Alaska Airlines logo]()
$898
Find flight deals from Boise to Great Falls
Discover tips and strategies to find the most affordable flight options for your journey from Boise (BOI) 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 September 8, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $435 (Booking.com) |
Cheapflights Fare Finder
Customize your flight search to find flights from Boise 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 September 8, 2026.
Use the filters below to find and compare flights from Boise to Great Falls that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BoiseGreat Falls
BOI Boise Air Term. Gowen Fld - GTF Great Falls
BOIGTF
Boise Air Term. Gowen Fld
Mon 12/14
5:43 pm-4:13 pm
1 stop22h 30m
Great Falls
Mon 12/21
5:12 pm-11:59 pm
1 stop6h 47m
$435
Quickest round-trip
BoiseGreat Falls
BOI Boise Air Term. Gowen Fld - GTF Great Falls
BOIGTF
Boise Air Term. Gowen Fld
Sun 11/22
11:32 am-5:39 pm
1 stop6h 07m
Great Falls
Thu 11/26
5:30 am-10:42 am
1 stop5h 12m
$566
BoiseGreat Falls
BOI Boise Air Term. Gowen Fld - GTF Great Falls
BOIGTF
Boise Air Term. Gowen Fld
Sat 9/19
11:12 am-5:41 pm
1 stop6h 29m
Great Falls
Wed 9/23
6:21 pm-11:58 pm
1 stop5h 37m
$594
BoiseGreat Falls
BOI Boise Air Term. Gowen Fld - GTF Great Falls
BOIGTF
Boise Air Term. Gowen Fld
Mon 9/21
4:20 pm-4:39 pm
1 stop24h 19m
Great Falls
Thu 9/24
5:19 pm-10:38 pm
1 stop5h 19m
$898
BoiseGreat Falls
BOI Boise Air Term. Gowen Fld - GTF Great Falls
BOIGTF
Boise Air Term. Gowen Fld
Sat 9/19
7:30 am-4:39 pm
2 stops9h 09m
Great Falls
Wed 9/23
5:19 pm-11:55 pm
2 stops6h 36m
$992
Sorted by cheapest first
Compare providers for flights from Boise 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 Boise to Great Falls in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Boise-Great Falls flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Boise-Great Falls flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Boise-Great Falls flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Boise-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 Boise-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 Boise to Great Falls
Have a flexible travel schedule? Discover the best time to fly to Great Falls from Boise with our price prediction graph.
BOI-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.
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 September 8, 2026.
Read reviews from past customers who have flown Delta from Boise 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.
Entertainment
7.8
Overall
7.8
Food
7.2
Boarding
8.1
Comfort
7.8
Crew
8.5
Reviews
1 / 20
8.0
ExcellentJorge,Aug 2026
TPA - ATL
Entertainment
7.8
Overall
7.8
Food
7.2
Boarding
8.1
Comfort
7.8
Crew
8.5
Reviews
1 / 20
8.0
ExcellentJorge,Aug 2026
TPA - ATL
Related info for your journey
Find useful and relevant information for your journey from Boise to Great Falls. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Great Falls?
Book flights to Great Falls if you plan to visit one of these locationsShelby
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Great Falls flight routes
Other flight options
Other flights from Boise
Popular flights
Alternative routes for Boise to Great Falls
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Great Falls by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Boise to Great Falls by cabin class
Find flights from Boise to Great Falls, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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 September 8, 2026.
Boise and Great Falls flights
Browse other Boise and Great Falls flight options. Last updated on September 8, 2026.
Other flights from Boise
Browse through other flights departing from Boise. Flights are based on user searches made on Cheapflights and were last updated on September 8, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top airline flying from Boise to Great Falls
Discover the top airline that operate flights from Boise 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 September 8, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$268 | Average$536 | FlexibilityNo cancel fee | On-timeN/A |