$122+ 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 10/2. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — GTF
Sep 3 — Sep 101
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
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
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Best
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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 August 4, 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 August 4, 2026.
This Alaska Airlines deal was found by Cheapflights users on 7/30. 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 9/267:00 am
SFO
- GTF
1 stop8h 39m
Alaska Airlines
Tue 9/295:19 pm
GTF
- SFO
1 stop25h 41m
Alaska Airlines
Deal found 7/30![Alaska Airlines logo]()
$292
This Orbitz deal was found by Cheapflights users on 7/30. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/18:53 pm
SFO
- GTF
1 stop18h 46m
Alaska Airlines
Tue 10/65:15 pm
GTF
- SFO
1 stop20h 11m
Alaska Airlines
Deal found 7/30![Alaska Airlines logo]()
$310
This Alaska Airlines deal was found by Cheapflights users on 8/2. 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.
Tue 8/2510:36 am
SFO
- GTF
1 stop5h 02m
Alaska Airlines
Sat 8/295:18 pm
GTF
- SFO
1 stop6h 32m
Alaska Airlines
Deal found 8/2![Alaska Airlines logo]()
$328
This Delta deal was found by Cheapflights users on 7/30. 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 10/17:20 am
SFO
- GTF
2 stops9h 21m
Delta
Tue 10/66:27 pm
GTF
- SFO
1 stop6h 29m
Delta
Deal found 7/30![Delta logo]()
$334
This Delta deal was found by Cheapflights users on 8/2. 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 12/251:00 pm
SFO
- GTF
2 stops8h 53m
Delta
Thu 12/315:30 am
GTF
- SFO
1 stop4h 45m
Delta
Deal found 8/2![Delta logo]()
$356
This Delta deal was found by Cheapflights users on 7/30. 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 8/237:13 am
SFO
- GTF
2 stops9h 25m
Delta
Sat 8/295:40 am
GTF
- SFO
2 stops6h 09m
Delta
Deal found 7/30![Delta logo]()
$361
This Delta deal was found by Cheapflights users on 7/30. 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 9/185:19 pm
SFO
- GTF
1 stop4h 18m
Delta
Sun 9/206:21 pm
GTF
- SFO
1 stop6h 38m
Delta
Deal found 7/30![Delta logo]()
$388
This Delta deal was found by Cheapflights users on 8/3. 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.
Thu 8/1311:54 am
SFO
- GTF
2 stops9h 44m
Delta
Mon 8/176:18 pm
GTF
- SFO
1 stop4h 41m
Delta
Deal found 8/3![Delta logo]()
$394
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 August 4, 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 August 4, 2026.
This Alaska Airlines deal was found by Cheapflights users on 7/30. 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 9/267:00 am
SFO
- GTF
1 stop8h 39m
Alaska Airlines
Tue 9/295:19 pm
GTF
- SFO
1 stop25h 41m
Alaska Airlines
Deal found 7/30![Alaska Airlines logo]()
$292
This Delta deal was found by Cheapflights users on 8/2. 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 12/255:00 pm
SFO
- GTF
1 stop4h 53m
Delta
Mon 1/46:20 pm
GTF
- SFO
1 stop6h 37m
Delta
Deal found 8/2![Delta logo]()
$328
This Alaska Airlines deal was found by Cheapflights users on 8/3. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/2510:36 am
SFO
- GTF
1 stop5h 02m
Alaska Airlines
Sat 8/295:18 pm
GTF
- SFO
1 stop6h 32m
Alaska Airlines
Deal found 8/3![Alaska Airlines logo]()
$328
This Delta deal was found by Cheapflights users on 7/30. 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 10/17:20 am
SFO
- GTF
2 stops9h 21m
Delta
Tue 10/66:27 pm
GTF
- SFO
1 stop6h 29m
Delta
Deal found 7/30![Delta logo]()
$334
This Delta deal was found by Cheapflights users on 7/30. 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 8/237:13 am
SFO
- GTF
2 stops9h 25m
Delta
Sat 8/296:18 pm
GTF
- SFO
1 stop5h 49m
Delta
Deal found 7/30![Delta logo]()
$356
This Expedia deal was found by Cheapflights users on 8/1. 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.
Wed 9/29:03 am
SFO
- GTF
1 stop6h 35m
Alaska Airlines
Tue 9/85:19 pm
GTF
- SFO
2 stops20h 20m
Alaska Airlines
Deal found 8/1![Alaska Airlines logo]()
$425
This Delta deal was found by Cheapflights users on 8/2. 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 12/2810:00 am
SFO
- GTF
1 stop6h 43m
Delta
Mon 1/46:20 pm
GTF
- SFO
1 stop6h 37m
Delta
Deal found 8/2![Delta logo]()
$433
This Delta deal was found by Cheapflights users on 8/2. 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 12/275:00 pm
SFO
- GTF
1 stop4h 53m
Delta
Thu 12/315:30 am
GTF
- SFO
1 stop4h 45m
Delta
Deal found 8/2![Delta logo]()
$443
Last-minute flights from San Francisco to Great FallsDiscover last-minute flight deals from San Francisco to Great Falls. Data last updated August 4, 2026 and is based on user searches.
Discover last-minute flight deals from San Francisco to Great Falls. Data last updated August 4, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 8/3. 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.
Thu 8/1311:54 am
SFO
- GTF
2 stops9h 44m
Delta
Mon 8/176:18 pm
GTF
- SFO
1 stop4h 41m
Delta
Deal found 8/3![Delta logo]()
$394
This Delta deal was found by Cheapflights users on 7/30. 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 8/205:50 am
SFO
- GTF
1 stop5h 38m
Delta
Mon 8/241:08 pm
GTF
- SFO
2 stops9h 11m
Delta
Deal found 7/30![Delta logo]()
$379
This Delta deal was found by Cheapflights users on 7/31. 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 8/205:50 am
SFO
- GTF
1 stop5h 38m
Delta
Tue 8/256:18 pm
GTF
- SFO
1 stop4h 41m
Delta
Deal found 7/31![Delta logo]()
$418
This Delta deal was found by Cheapflights users on 7/30. 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 8/237:13 am
SFO
- GTF
2 stops9h 25m
Delta
Sat 8/296:18 pm
GTF
- SFO
1 stop5h 49m
Delta
Deal found 7/30![Delta logo]()
$356
This Alaska Airlines deal was found by Cheapflights users on 8/2. 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.
Tue 8/2510:36 am
SFO
- GTF
1 stop5h 02m
Alaska Airlines
Sat 8/295:18 pm
GTF
- SFO
1 stop6h 32m
Alaska Airlines
Deal found 8/2![Alaska Airlines logo]()
$328
This Booking.com deal was found by Cheapflights users on 7/31. 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.
Thu 9/36:00 am
SFO
- GTF
1 stop9h 38m
Alaska Airlines
Thu 9/175:19 pm
GTF
- SFO
1 stop6h 26m
Alaska Airlines
Deal found 7/31![Alaska Airlines logo]()
$423
This Expedia deal was found by Cheapflights users on 7/31. 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.
Sat 9/57:22 pm
SFO
- GTF
1 stop20h 23m
Alaska Airlines
Tue 9/85:19 pm
GTF
- SFO
1 stop17h 18m
Alaska Airlines
Deal found 7/31![Alaska Airlines logo]()
$421
This Delta deal was found by Cheapflights users on 7/30. 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 9/185:19 pm
SFO
- GTF
1 stop4h 18m
Delta
Sun 9/206:21 pm
GTF
- SFO
1 stop6h 38m
Delta
Deal found 7/30![Delta logo]()
$388
This Alaska Airlines deal was found by Cheapflights users on 7/30. 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 9/267:00 am
SFO
- GTF
1 stop8h 39m
Alaska Airlines
Tue 9/295:19 pm
GTF
- SFO
1 stop25h 41m
Alaska Airlines
Deal found 7/30![Alaska Airlines logo]()
$292
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 August 4, 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 August 4, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/2. 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 10/24:31 pm
SFO
- GTF
2 stops39h 30m
Multiple Airlines
Deal found 8/2![Multiple Airlines logo]()
$122
This Delta deal was found by Cheapflights users on 8/3. 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.
Fri 9/255:19 pm
SFO
- GTF
1 stop4h 18m
Delta
Deal found 8/3![Delta logo]()
$164
This KAYAK deal was found by Cheapflights users on 7/30. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/175:16 pm
SFO
- GTF
1 stop4h 30m
Delta
Deal found 7/30![Delta logo]()
$193
This KAYAK deal was found by Cheapflights users on 7/31. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/185:08 pm
SFO
- GTF
1 stop4h 30m
Delta
Deal found 7/31![Delta logo]()
$203
This Delta deal was found by Cheapflights users on 8/2. 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 8/115:08 pm
SFO
- GTF
1 stop4h 30m
Delta
Deal found 8/2![Delta logo]()
$209
This Delta deal was found by Cheapflights users on 8/3. 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 8/95:08 pm
SFO
- GTF
1 stop4h 30m
Delta
Deal found 8/3![Delta logo]()
$229
This Booking.com deal was found by Cheapflights users on 8/2. 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.
Fri 9/255:16 pm
SFO
- GTF
2 stops22h 23m
Alaska Airlines
Deal found 8/2![Alaska Airlines logo]()
$271
This United Airlines deal was found by Cheapflights users on 8/1. 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.
Thu 9/36:15 am
SFO
- GTF
1 stop6h 14m
United Airlines
Deal found 8/1![United Airlines logo]()
$277
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 August 4, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $292 (Alaska Airlines) |
One-way from | $122 (Kiwi.com) |
Popular in | March |
Cheapest in | September |
Average price | $576 |
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 August 4, 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
Sat 9/26
7:00 am-4:39 pm
1 stop8h 39m
Great Falls
Tue 9/29
5:19 pm-6:00 pm
1 stop25h 41m
$292
San FranciscoGreat Falls
SFO - GTF
SFOGTF
San Francisco
Fri 12/25
5:00 pm-10:53 pm
1 stop4h 53m
Great Falls
Mon 1/4
6:20 pm-11:57 pm
1 stop6h 37m
$328
San FranciscoGreat Falls
SFO - GTF
SFOGTF
San Francisco
Tue 8/25
10:36 am-4:38 pm
1 stop5h 02m
Great Falls
Sat 8/29
5:18 pm-10:50 pm
1 stop6h 32m
$328
San FranciscoGreat Falls
SFO - GTF
SFOGTF
San Francisco
Thu 10/1
7:20 am-5:41 pm
2 stops9h 21m
Great Falls
Tue 10/6
6:27 pm-11:56 pm
1 stop6h 29m
$334
San FranciscoGreat Falls
SFO - GTF
SFOGTF
San Francisco
Sun 8/23
7:13 am-5:38 pm
2 stops9h 25m
Great Falls
Sat 8/29
6:18 pm-11:07 pm
1 stop5h 49m
$356
San FranciscoGreat Falls
SFO - GTF
SFOGTF
San Francisco
Wed 9/2
9:03 am-4:38 pm
1 stop6h 35m
Great Falls
Tue 9/8
5:19 pm-12:39 pm
2 stops20h 20m
$425
San FranciscoGreat Falls
SFO - GTF
SFOGTF
San Francisco
Mon 12/28
10:00 am-5:43 pm
1 stop6h 43m
Great Falls
Mon 1/4
6:20 pm-11:57 pm
1 stop6h 37m
$433
Quickest round-trip
San FranciscoGreat Falls
SFO - GTF
SFOGTF
San Francisco
Sun 12/27
5:00 pm-10:53 pm
1 stop4h 53m
Great Falls
Thu 12/31
5:30 am-9:15 am
1 stop4h 45m
$443
Cheapest one-way
Quickest one-way
San FranciscoGreat Falls
SFO - GTF
SFOGTF
San Francisco
Fri 9/25
5:19 pm-10:37 pm
1 stop4h 18m
$164
San FranciscoGreat Falls
SFO - GTF
SFOGTF
San Francisco
Tue 11/17
5:16 pm-10:46 pm
1 stop4h 30m
$193
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 August.
| 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.
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 August 4, 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.
Boarding
8.1
Overall
7.9
Crew
8.5
Entertainment
7.0
Food
7.0
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Boarding
8.1
Overall
7.9
Crew
8.5
Entertainment
7.0
Food
7.0
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Boarding
8.1
Overall
7.9
Crew
8.5
Entertainment
7.0
Food
7.0
Comfort
7.8
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 August 4, 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 August 4, 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 August 4, 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% |