$184+ Cheap flights from San Francisco to Great Falls (SFO - 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 10/22. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — GTF
Oct 15 — Oct 221
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from San Francisco 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 San Francisco to Great Falls
Cheapest
Best
Last-minute
One-way
Cheapest flights from San Francisco to Great FallsExplore the most affordable flight options available from San Francisco to Great Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2026.
Explore the most affordable flight options available from San Francisco to Great Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2026.
This Alaska Airlines deal was found by Cheapflights users on 9/10. 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.
Wed 11/1110:39 am -
1 stop4h 40m
Sat 11/144:59 pm -
1 stop5h 44m
Deal found 9/10![Alaska Airlines logo]()
$292
This Alaska Airlines deal was found by Cheapflights users on 9/10. 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.
Mon 11/168:33 am -
1 stop6h 46m
Wed 11/184:59 pm -
1 stop5h 44m
Deal found 9/10![Alaska Airlines logo]()
$348
This Delta deal was found by Cheapflights users on 9/14. 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 10/225:50 am -
1 stop5h 48m
Sat 10/246:27 pm -
1 stop4h 55m
Deal found 9/14![Delta logo]()
$368
This Delta deal was found by Cheapflights users on 9/12. 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 9/265:45 am -
1 stop5h 50m
Sat 9/266:21 pm -
1 stop5h 40m
Deal found 9/12![Delta logo]()
$398
This Delta deal was found by Cheapflights users on 9/11. 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 9/199:55 am -
1 stop6h 46m
Fri 9/256:21 pm -
1 stop6h 38m
Deal found 9/11![Delta logo]()
$428
This Delta deal was found by Cheapflights users on 9/11. 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.
Fri 9/1811:58 am -
2 stops9h 39m
Fri 9/256:21 pm -
1 stop4h 54m
Deal found 9/11![Delta logo]()
$434
Best flights from San Francisco to Great FallsDiscover carefully curated flight deals from San Francisco to Great Falls that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 15, 2026.
Discover carefully curated flight deals from San Francisco to Great Falls that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 15, 2026.
This Alaska Airlines deal was found by Cheapflights users on 9/10. 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.
Wed 11/1110:39 am -
1 stop4h 40m
Sat 11/144:59 pm -
1 stop5h 44m
Deal found 9/10![Alaska Airlines logo]()
$292
This Delta deal was found by Cheapflights users on 9/14. 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 10/225:50 am -
1 stop5h 48m
Sat 10/246:27 pm -
1 stop4h 55m
Deal found 9/14![Delta logo]()
$368
This Delta deal was found by Cheapflights users on 9/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/25:45 am -
1 stop5h 50m
Sun 10/46:21 pm -
1 stop6h 38m
Deal found 9/10![Delta logo]()
$438
This Delta deal was found by Cheapflights users on 9/12. 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 10/109:48 am -
1 stop6h 59m
Sun 10/116:27 pm -
1 stop6h 29m
Deal found 9/12![Delta logo]()
$458
This Delta deal was found by Cheapflights users on 9/11. 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.
Sun 9/2011:58 am -
2 stops9h 39m
Wed 9/231:15 pm -
2 stops7h 25m
Deal found 9/11![Delta logo]()
$469
Last-minute flights from San Francisco to Great FallsDiscover last-minute flight deals from San Francisco to Great Falls. Data last updated September 15, 2026 and is based on user searches.
Discover last-minute flight deals from San Francisco to Great Falls. Data last updated September 15, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 9/11. 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.
Fri 9/1811:58 am -
2 stops9h 39m
Fri 9/256:21 pm -
1 stop4h 54m
Deal found 9/11![Delta logo]()
$434
This Delta deal was found by Cheapflights users on 9/11. 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.
Fri 9/186:23 am -
2 stops10h 18m
Sun 9/205:40 am -
1 stop4h 20m
Deal found 9/11![Delta logo]()
$464
This Delta deal was found by Cheapflights users on 9/11. 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.
Fri 9/187:20 am -
2 stops9h 21m
Tue 9/225:40 am -
2 stops8h 45m
Deal found 9/11![Delta logo]()
$469
This Delta deal was found by Cheapflights users on 9/11. 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 9/199:55 am -
1 stop6h 46m
Fri 9/256:21 pm -
1 stop6h 38m
Deal found 9/11![Delta logo]()
$428
This Delta deal was found by Cheapflights users on 9/11. 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 9/195:19 pm -
1 stop4h 18m
Wed 9/236:21 pm -
1 stop4h 54m
Deal found 9/11![Delta logo]()
$458
This Delta deal was found by Cheapflights users on 9/14. 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 9/257:20 am -
2 stops9h 21m
Tue 9/291:15 pm -
2 stops10h 06m
Deal found 9/14![Delta logo]()
$439
This Delta deal was found by Cheapflights users on 9/12. 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 9/265:45 am -
1 stop5h 50m
Sat 9/266:21 pm -
1 stop5h 40m
Deal found 9/12![Delta logo]()
$398
This Delta deal was found by Cheapflights users on 9/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/25:45 am -
1 stop5h 50m
Sun 10/46:21 pm -
1 stop6h 38m
Deal found 9/10![Delta logo]()
$438
This Delta deal was found by Cheapflights users on 9/14. 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 10/225:50 am -
1 stop5h 48m
Sat 10/246:27 pm -
1 stop4h 55m
Deal found 9/14![Delta logo]()
$368
One-way flights from San Francisco to Great FallsSearch for one-way flight options from San Francisco to Great Falls. Find affordable one-way fares based on user searches. Data last updated September 15, 2026.
Search for one-way flight options from San Francisco to Great Falls. Find affordable one-way fares based on user searches. Data last updated September 15, 2026.
This Delta deal was found by Cheapflights users on 9/12. 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.
Thu 10/225:50 am -
1 stop5h 48m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/12![Delta logo]()
$184
This Delta deal was found by Cheapflights users on 9/12. 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 10/246:20 am -
2 stops10h 27m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/12![Delta logo]()
$190
This Delta deal was found by Cheapflights users on 9/11. 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.
Fri 9/257:20 am -
2 stops9h 21m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Delta logo]()
$205
This Delta deal was found by Cheapflights users on 9/12. 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 10/269:46 am -
1 stop7h 01m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/12![Delta logo]()
$214
This Delta deal was found by Cheapflights users on 9/14. 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 9/239:55 am -
1 stop6h 46m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/14![Delta logo]()
$229
This Delta deal was found by Cheapflights users on 9/12. 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.
Fri 10/238:58 pm -
2 stops14h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/12![Delta logo]()
$267
This Alaska Airlines deal was found by Cheapflights users on 9/12. 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.
Fri 10/2311:00 am -
1 stop4h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/12![Alaska Airlines logo]()
$268
This SmartFares deal was found by Cheapflights users on 9/12. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/2310:36 am -
1 stop5h 03m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/12![Alaska Airlines logo]()
$308
This Alaska Airlines deal was found by Cheapflights users on 9/11. 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.
Fri 9/258:53 pm -
1 stop18h 46m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Alaska Airlines logo]()
$320
Find flight deals from San Francisco to Great Falls
Discover tips and strategies to find the most affordable flight options for your journey from San Francisco (SFO) 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 15, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $292 (Alaska Airlines) |
One-way from | $184 (Delta) |
Popular in | March |
Cheapest in | January |
Average price | $431 |
Cheapflights Fare Finder
Customize your flight search to find flights from San Francisco 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 15, 2026.
Use the filters below to find and compare flights from San Francisco to Great Falls that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
San FranciscoGreat Falls
SFO San Francisco - GTF Great Falls
SFOGTF
San Francisco
Wed 10/28
9:46 am-5:47 pm
1 stop7h 01m
Great Falls
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$184
Quickest round-trip
San FranciscoGreat Falls
SFO San Francisco - GTF Great Falls
SFOGTF
San Francisco
Sun 10/25
5:50 am-12:38 pm
1 stop5h 48m
Great Falls
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$184
San FranciscoGreat Falls
SFO San Francisco - GTF Great Falls
SFOGTF
San Francisco
Wed 9/23
9:55 am-5:41 pm
1 stop6h 46m
Great Falls
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$229
San FranciscoGreat Falls
SFO San Francisco - GTF Great Falls
SFOGTF
San Francisco
Fri 9/25
9:55 am-5:41 pm
1 stop6h 46m
Great Falls
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$229
San FranciscoGreat Falls
SFO San Francisco - GTF Great Falls
SFOGTF
San Francisco
Mon 10/26
5:45 pm-12:38 pm
2 stops17h 53m
Great Falls
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$267
San FranciscoGreat Falls
SFO San Francisco - GTF Great Falls
SFOGTF
San Francisco
Wed 11/11
10:39 am-4:19 pm
1 stop4h 40m
Great Falls
Sat 11/14
4:59 pm-9:43 pm
1 stop5h 44m
$292
San FranciscoGreat Falls
SFO San Francisco - GTF Great Falls
SFOGTF
San Francisco
Thu 10/22
5:50 am-12:38 pm
1 stop5h 48m
Great Falls
Sat 10/24
6:27 pm-10:22 pm
1 stop4h 55m
$368
San FranciscoGreat Falls
SFO San Francisco - GTF Great Falls
SFOGTF
San Francisco
Fri 10/2
5:45 am-12:35 pm
1 stop5h 50m
Great Falls
Sun 10/4
6:21 pm-11:59 pm
1 stop6h 38m
$438
San FranciscoGreat Falls
SFO San Francisco - GTF Great Falls
SFOGTF
San Francisco
Sat 10/10
9:48 am-5:47 pm
1 stop6h 59m
Great Falls
Sun 10/11
6:27 pm-11:56 pm
1 stop6h 29m
$458
San FranciscoGreat Falls
SFO San Francisco - GTF Great Falls
SFOGTF
San Francisco
Sun 9/20
11:58 am-10:37 pm
2 stops9h 39m
Great Falls
Wed 9/23
1:15 pm-7:40 pm
2 stops7h 25m
$469
Sorted by cheapest first
Compare providers for flights from San Francisco 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 San Francisco to Great Falls in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on San Francisco-Great Falls flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Francisco-Great Falls flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Francisco-Great Falls flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on San Francisco-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 San Francisco-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 San Francisco to Great Falls
Have a flexible travel schedule? Discover the best time to fly to Great Falls from San Francisco with our price prediction graph.
SFO-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 15, 2026.
Get a feel of what it's like to fly with Alaska Airlines and Delta from San Francisco to Great Falls by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.5
Comfort
7.8
Food
7.0
Boarding
8.1
Overall
7.9
Entertainment
7.0
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Crew
8.5
Comfort
7.8
Food
7.0
Boarding
8.1
Overall
7.9
Entertainment
7.0
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Crew
8.5
Comfort
7.8
Food
7.0
Boarding
8.1
Overall
7.9
Entertainment
7.0
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Related info for your journey
Find useful and relevant information for your journey from San Francisco 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 San Francisco
Popular flights
Alternative routes for San Francisco 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 San Francisco to Great Falls by cabin class
Find flights from San Francisco 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 15, 2026.
San Francisco and Great Falls flights
Browse other San Francisco and Great Falls flight options. Last updated on September 15, 2026.
Other flights from San Francisco
Browse through other flights departing from San Francisco. Flights are based on user searches made on Cheapflights and were last updated on September 15, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 2 airlines flying from San Francisco to Great Falls
Discover the top 2 airlines that operate flights from San Francisco 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 15, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$194 | Average$395 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$259 | Average$787 | FlexibilityNo cancel fee | On-time75% |