$149+ Cheap flights from San Francisco to Great Falls (SFO - 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 7/31. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — GTF
Jul 15 — Jul 221
Round-trip
1 adult, Economy
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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
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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
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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 June 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 June 15, 2026.
This Delta deal was found by Cheapflights users on 6/15. 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 8/15:05 pm
SFO
- GTF
1 stop4h 32m
Delta
Sat 8/86:18 pm
GTF
- SFO
1 stop5h 49m
Delta
Deal found 6/15![Delta logo]()
$298
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.
Wed 9/2311:58 am
SFO
- GTF
2 stops9h 44m
Delta
Sat 9/267:00 am
GTF
- SFO
1 stop6h 27m
Delta
Deal found 6/11![Delta logo]()
$304
This Travelocity 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/188:28 pm
SFO
- GTF
1 stop19h 10m
Alaska Airlines
Tue 8/255:18 pm
GTF
- SFO
1 stop6h 32m
Alaska Airlines
Deal found 6/11![Alaska Airlines logo]()
$328
This Delta deal was found by Cheapflights users on 6/14. 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.
Mon 8/35:08 pm
SFO
- GTF
1 stop4h 30m
Delta
Thu 8/66:18 pm
GTF
- SFO
1 stop6h 39m
Delta
Deal found 6/14![Delta logo]()
$343
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.
Mon 8/35:12 pm
SFO
- GTF
1 stop4h 26m
Delta
Fri 8/71:08 pm
GTF
- SFO
2 stops9h 11m
Delta
Deal found 6/11![Delta logo]()
$349
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.
Tue 8/182:36 pm
SFO
- GTF
2 stops7h 02m
Delta
Tue 8/255:40 am
GTF
- SFO
2 stops8h 51m
Delta
Deal found 6/11![Delta logo]()
$354
This Alaska 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/289:00 am
SFO
- GTF
2 stops6h 35m
Alaska Airlines
Sat 10/315:15 pm
GTF
- SFO
1 stop7h 29m
Alaska Airlines
Deal found 6/10![Alaska Airlines logo]()
$395
This Delta deal was found by Cheapflights users on 6/14. 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 7/85:07 pm
SFO
- GTF
1 stop4h 30m
Delta
Wed 7/155:40 am
GTF
- SFO
1 stop4h 11m
Delta
Deal found 6/14![Delta logo]()
$398
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 June 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 June 15, 2026.
This Travelocity 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/188:28 pm
SFO
- GTF
1 stop19h 10m
Alaska Airlines
Tue 8/255:18 pm
GTF
- SFO
1 stop6h 32m
Alaska Airlines
Deal found 6/11![Alaska Airlines logo]()
$328
This Delta deal was found by Cheapflights users on 6/14. 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.
Mon 8/35:08 pm
SFO
- GTF
1 stop4h 30m
Delta
Thu 8/66:18 pm
GTF
- SFO
1 stop6h 39m
Delta
Deal found 6/14![Delta logo]()
$343
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/259:41 am
SFO
- GTF
2 stops22h 47m
Multiple Airlines
Sun 6/289:05 pm
GTF
- SFO
1 stop20h 16m
Multiple Airlines
Deal found 6/10![Multiple Airlines logo]()
$476
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.
Tue 8/182:36 pm
SFO
- GTF
2 stops7h 02m
Delta
Tue 8/256:22 pm
GTF
- SFO
1 stop6h 35m
Delta
Deal found 6/11![Delta logo]()
$349
This Delta deal was found by Cheapflights users on 6/14. 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 7/85:07 pm
SFO
- GTF
1 stop4h 30m
Delta
Wed 7/155:40 am
GTF
- SFO
1 stop4h 11m
Delta
Deal found 6/14![Delta logo]()
$398
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.
Mon 8/1010:18 am
SFO
- GTF
1 stop5h 11m
Alaska Airlines
Sun 8/165:09 pm
GTF
- SFO
2 stops19h 40m
Alaska Airlines
Deal found 6/11![Alaska Airlines logo]()
$476
This Delta deal was found by Cheapflights users on 6/15. 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 8/15:05 pm
SFO
- GTF
1 stop4h 32m
Delta
Sat 8/87:06 am
GTF
- SFO
2 stops9h 44m
Delta
Deal found 6/15![Delta logo]()
$429
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.
Mon 8/37:13 am
SFO
- GTF
2 stops9h 29m
Delta
Fri 8/71:08 pm
GTF
- SFO
2 stops9h 11m
Delta
Deal found 6/11![Delta logo]()
$447
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/175:07 pm
SFO
- GTF
1 stop4h 30m
Delta
Sun 7/195:40 am
GTF
- SFO
2 stops11h 04m
Delta
Deal found 6/12![Delta logo]()
$449
Last-minute flights from San Francisco to Great FallsDiscover last-minute flight deals from San Francisco to Great Falls. Data last updated June 15, 2026 and is based on user searches.
Discover last-minute flight deals from San Francisco to Great Falls. Data last updated June 15, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 6/13. 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.
Sun 6/285:25 pm
SFO
- GTF
1 stop23h 19m
Delta
Fri 7/36:25 pm
GTF
- SFO
1 stop5h 51m
Delta
Deal found 6/13![Delta logo]()
$537
This Kiwi.com deal was found by Cheapflights users on 6/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/2810:58 pm
SFO
- GTF
1 stop9h 30m
Multiple Airlines
Thu 7/29:10 pm
GTF
- SFO
1 stop20h 11m
Multiple Airlines
Deal found 6/13![Multiple Airlines logo]()
$624
This Delta deal was found by Cheapflights users on 6/14. 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 7/85:07 pm
SFO
- GTF
1 stop4h 30m
Delta
Wed 7/155:40 am
GTF
- SFO
1 stop4h 11m
Delta
Deal found 6/14![Delta logo]()
$398
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 7/86:03 am
SFO
- GTF
1 stop9h 26m
Alaska Airlines
Wed 7/155:09 pm
GTF
- SFO
1 stop6h 46m
Alaska Airlines
Deal found 6/11![Alaska Airlines logo]()
$456
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/175:07 pm
SFO
- GTF
1 stop4h 30m
Delta
Sun 7/195:40 am
GTF
- SFO
2 stops11h 04m
Delta
Deal found 6/12![Delta logo]()
$449
This Delta deal was found by Cheapflights users on 6/15. 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 7/207:00 am
SFO
- GTF
2 stops9h 42m
Delta
Mon 7/276:25 pm
GTF
- SFO
1 stop6h 27m
Delta
Deal found 6/15![Delta logo]()
$574
This Expedia 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/208:28 pm
SFO
- GTF
1 stop19h 01m
Alaska Airlines
Mon 7/275:09 pm
GTF
- SFO
1 stop17h 11m
Alaska Airlines
Deal found 6/12![Alaska Airlines logo]()
$626
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 June 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 June 15, 2026.
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/315:07 pm
SFO
- GTF
1 stop4h 30m
Delta
Deal found 6/12![Delta logo]()
$149
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/309:00 pm
SFO
- GTF
1 stop11h 34m
Multiple Airlines
Deal found 6/12![Multiple Airlines logo]()
$170
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/3111:00 pm
SFO
- GTF
3 stops44h 20m
Multiple Airlines
Deal found 6/12![Multiple Airlines logo]()
$405
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.
Mon 6/292:20 pm
SFO
- GTF
1 stop6h 14m
United Airlines
Deal found 6/10![United Airlines logo]()
$483
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/296:45 pm
SFO
- GTF
3 stops44h 44m
Multiple Airlines
Deal found 6/10![Multiple Airlines logo]()
$1,224
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 June 15, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $298 (Delta) |
One-way from | $149 (Delta) |
Popular in | March |
Cheapest in | September |
Average price | $787 |
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 2,558,603 searches. Data last updated June 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 - GTF
SFOGTF
San Francisco
Tue 8/18
8:28 pm-4:38 pm
1 stop19h 10m
Great Falls
Tue 8/25
5:18 pm-10:50 pm
1 stop6h 32m
$328
San FranciscoGreat Falls
SFO - GTF
SFOGTF
San Francisco
Mon 8/3
5:08 pm-10:38 pm
1 stop4h 30m
Great Falls
Thu 8/6
6:18 pm-11:57 pm
1 stop6h 39m
$343
San FranciscoGreat Falls
SFO - GTF
SFOGTF
San Francisco
Tue 8/18
2:36 pm-10:38 pm
2 stops7h 02m
Great Falls
Tue 8/25
6:22 pm-11:57 pm
1 stop6h 35m
$349
Quickest round-trip
San FranciscoGreat Falls
SFO - GTF
SFOGTF
San Francisco
Wed 7/8
5:07 pm-10:37 pm
1 stop4h 30m
Great Falls
Wed 7/15
5:40 am-8:51 am
1 stop4h 11m
$398
San FranciscoGreat Falls
SFO - GTF
SFOGTF
San Francisco
Sat 8/1
5:05 pm-10:37 pm
1 stop4h 32m
Great Falls
Sat 8/8
7:06 am-3:50 pm
2 stops9h 44m
$429
San FranciscoGreat Falls
SFO - GTF
SFOGTF
San Francisco
Mon 8/3
7:13 am-5:42 pm
2 stops9h 29m
Great Falls
Fri 8/7
1:08 pm-9:19 pm
2 stops9h 11m
$447
San FranciscoGreat Falls
SFO - GTF
SFOGTF
San Francisco
Fri 7/17
5:07 pm-10:37 pm
1 stop4h 30m
Great Falls
Sun 7/19
5:40 am-3:44 pm
2 stops11h 04m
$449
San FranciscoGreat Falls
SFO - GTF
SFOGTF
San Francisco
Thu 6/25
9:41 am-9:28 am
2 stops22h 47m
Great Falls
Sun 6/28
9:05 pm-4:21 pm
1 stop20h 16m
$476
San FranciscoGreat Falls
SFO - GTF
SFOGTF
San Francisco
Mon 8/10
10:18 am-4:29 pm
1 stop5h 11m
Great Falls
Sun 8/16
5:09 pm-11:49 am
2 stops19h 40m
$476
Cheapest one-way
Quickest one-way
San FranciscoGreat Falls
SFO - GTF
SFOGTF
San Francisco
Fri 7/31
5:07 pm-10:37 pm
1 stop4h 30m
$149
Showing 1-10 of 13 resultsSorted 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 June.
| 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 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.
Cheapflights Insights
Everything you need to know about your flight from San Francisco to Great Falls
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 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.
Overall
7.9
Boarding
8.1
Comfort
7.8
Food
7.1
Entertainment
7.0
Crew
8.5
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Overall
7.9
Boarding
8.1
Comfort
7.8
Food
7.1
Entertainment
7.0
Crew
8.5
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Overall
7.9
Boarding
8.1
Comfort
7.8
Food
7.1
Entertainment
7.0
Crew
8.5
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
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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 June 15, 2026.
San Francisco and Great Falls flights
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Browse through other flights departing from San Francisco. Flights are based on user searches made on Cheapflights and were last updated on June 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 2,558,603 searches. Data last updated June 15, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$226 | Average$503 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$266 | Average$787 | FlexibilityNo cancel fee | On-time75% |