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$260+ 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 5/12. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — GTF
Apr 16 — Apr 231
Thu 4/16
Thu 4/23
1 adult, Economy
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Cheap flight deals from San Francisco to Great Falls

Cheapest flights from San Francisco to Great Falls
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 March 17, 2026.

This Alaska Airlines deal was found by Cheapflights users on 3/16. 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 5/127:59 pm
SFO
-
GTF
1 stop21h 13m
Alaska Airlines
Mon 5/186:52 pm
GTF
-
SFO
1 stop15h 26m
Alaska Airlines
Deal found 3/16$260
This Kiwi.com deal was found by Cheapflights users on 3/13. 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.
Thu 7/3010:24 pm
SFO
-
GTF
1 stop10h 10m
Multiple Airlines
Mon 8/310:19 am
GTF
-
SFO
1 stop28h 10m
Multiple Airlines
Deal found 3/13$263
This Alaska Airlines deal was found by Cheapflights users on 3/14. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/239:00 am
SFO
-
GTF
1 stop7h 35m
Alaska Airlines
Mon 4/276:15 pm
GTF
-
SFO
1 stop6h 29m
Alaska Airlines
Deal found 3/14$270
This Alaska Airlines deal was found by Cheapflights users on 3/12. 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.
Tue 4/289:00 am
SFO
-
GTF
1 stop7h 35m
Alaska Airlines
Sat 5/26:15 pm
GTF
-
SFO
1 stop5h 13m
Alaska Airlines
Deal found 3/12$275
This Kiwi.com deal was found by Cheapflights users on 3/12. 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.
Wed 6/310:40 pm
SFO
-
GTF
2 stops20h 35m
Multiple Airlines
Sun 6/149:05 pm
GTF
-
SFO
1 stop24h 59m
Multiple Airlines
Deal found 3/12$311
This Kiwi.com deal was found by Cheapflights users on 3/12. 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 6/2510:24 pm
SFO
-
GTF
1 stop10h 04m
Multiple Airlines
Mon 6/2910:18 am
GTF
-
SFO
1 stop9h 07m
Multiple Airlines
Deal found 3/12$324

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 March 17, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$260
(Alaska Airlines)
Provider with most accurate pricing for San Francisco-Great Falls flight deals.
Search Deals
Provider most trusted by Cheapflights users for San Francisco-Great Falls flights.
Search Deals
From San Francisco to Great Falls
Search Deals

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 March 17, 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

Price

Cheapest round-trip
Quickest round-trip

San FranciscoGreat Falls

SFO - GTF

SFOGTF

San Francisco

Tue 4/28

10:25 am-5:35 pm

1 stop6h 10m

Great Falls

Sat 5/2

6:15 pm-10:28 pm

1 stop5h 13m

$275

San FranciscoGreat Falls

SFO - GTF

SFOGTF

San Francisco

Thu 4/23

9:00 am-5:35 pm

1 stop7h 35m

Great Falls

Mon 4/27

6:15 pm-11:30 am

2 stops18h 15m

$312

San FranciscoGreat Falls

SFO - GTF

SFOGTF

San Francisco

Tue 5/12

8:45 pm-6:12 pm

2 stops20h 27m

Great Falls

Mon 5/18

6:52 pm-3:03 pm

2 stops21h 11m

$341

San FranciscoGreat Falls

SFO - GTF

SFOGTF

San Francisco

Mon 5/18

5:40 am-12:27 pm

1 stop5h 47m

Great Falls

Wed 5/20

6:19 pm-12:27 am

1 stop7h 08m

$379

San FranciscoGreat Falls

SFO - GTF

SFOGTF

San Francisco

Thu 5/7

10:25 am-5:35 pm

1 stop6h 10m

Great Falls

Mon 5/11

6:15 pm-10:28 pm

1 stop5h 13m

$388

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/11

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 March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • 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.
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 March 17, 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.
Alaska Airlines
7.9
Good
12,058 reviews

Entertainment

7.0

Boarding

8.1

Crew

8.5

Comfort

7.8

Food

7.0

Overall

7.9

Reviews

1 / 20
10.0
Excellent

Franzi,Mar 2026

SFO - PDX

I love flying with Alaska. I think they sre the best airline.
Alaska Airlines
7.9
Good
12,058 reviews
Alaska Airlines
7.9
Good
12,058 reviews

Entertainment

7.0

Boarding

8.1

Crew

8.5

Comfort

7.8

Food

7.0

Overall

7.9

Reviews

1 / 20
10.0
Excellent

Franzi,Mar 2026

SFO - PDX

I love flying with Alaska. I think they sre the best airline.
Delta
7.9
Good
8,288 reviews
Alaska Airlines
7.9
Good
12,058 reviews

Entertainment

7.0

Boarding

8.1

Crew

8.5

Comfort

7.8

Food

7.0

Overall

7.9

Reviews

1 / 20
10.0
Excellent

Franzi,Mar 2026

SFO - PDX

I love flying with Alaska. I think they sre the best airline.

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.

  • How long is the flight from San Francisco to Great Falls?

    For as low as $275, Alaska Airlines can have you in Great Falls from San Francisco in 6h 10m. There are 880 mi between San Francisco and Great Falls.

  • What are the cheapest airlines flying from San Francisco to Great Falls round-trip?

    Flying on Alaska Airlines is currently your cheapest option to Great Falls, with prices starting at $234. Another option worth looking into is Delta, starting at $239 round trip.

  • Can I find deals for flights from San Francisco to Great Falls that include hotel bookings?

    Yes. In addition to deals on San Francisco to Great Falls flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from San Francisco to Great Falls?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Francisco to Great Falls.

  • Can I find deals for business class flights from San Francisco to Great Falls?

    Yes. Cheapflights offers flight deals from San Francisco to Great Falls by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Traveling to a place near Great Falls?

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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 March 17, 2026.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$234Average$393FlexibilityNo cancel feeOn-time75%
DeltaCheapest$239Average$468FlexibilityNo cancel feeOn-timeN/A

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