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Great Falls

$154+ 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 1/19. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — GTF
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
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 December 18, 2025.

This United Airlines deal was found by Cheapflights users on 12/17. 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.
Wed 12/249:30 pmSFO - GTF
2 stops24h 16mUnited Airlines
Tue 12/306:15 amGTF - SFO
1 stop28h 28mUnited Airlines
Deal found 12/17$756
This United Airlines deal was found by Cheapflights users on 12/17. 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.
Wed 12/241:00 pmSFO - GTF
1 stop8h 46mUnited Airlines
Wed 12/316:15 amGTF - SFO
1 stop28h 28mUnited Airlines
Deal found 12/17$821
This Delta deal was found by Cheapflights users on 12/17. 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 12/244:55 pmSFO - GTF
1 stop4h 35mDelta
Sun 12/286:18 pmGTF - SFO
1 stop6h 45mDelta
Deal found 12/17$856
This United Airlines deal was found by Cheapflights users on 12/17. 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.
Wed 12/241:00 pmSFO - GTF
1 stop8h 46mUnited Airlines
Thu 1/16:15 amGTF - SFO
1 stop26h 25mUnited Airlines
Deal found 12/17$877
This Delta deal was found by Cheapflights users on 12/17. 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 12/2412:26 pmSFO - GTF
2 stops9h 04mDelta
Thu 1/11:11 pmGTF - SFO
1 stop10h 50mDelta
Deal found 12/17$912
This Alaska Airlines deal was found by Cheapflights users on 12/17. 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 12/247:25 pmSFO - GTF
2 stops22h 16mAlaska Airlines
Thu 1/17:21 pmGTF - SFO
2 stops14h 56mAlaska Airlines
Deal found 12/17$948
This Delta deal was found by Cheapflights users on 12/17. 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 12/244:55 pmSFO - GTF
1 stop4h 35mDelta
Mon 12/295:30 amGTF - SFO
1 stop4h 33mDelta
Deal found 12/17$962

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 December 18, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$228
(Alaska Airlines)

One-way from

$154
(Alaska Airlines)

Popular in

November

Cheapest in

April

Average price

$592
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
One-way flight from San Francisco to Great Falls
Search Deals
Highest demand for flights based on searches. 15% potential increase in price ($82 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($18 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
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 December 18, 2025.
Use the filters below to find and compare flights from San Francisco to Great Falls that are best for you.

Fly from

San Francisco

Fly to

Great Falls

Route

Depart

Return

Price

San FranciscoGreat Falls

SFO - GTF

SFOGTF

San Francisco

Wed 1/28

9:00 am-5:19 pm

1 stop7h 19m

Great Falls

Sat 1/31

5:59 pm-11:03 pm

1 stop6h 04m

$228

San FranciscoGreat Falls

SFO - GTF

SFOGTF

San Francisco

Mon 1/12

7:40 pm-5:19 pm

1 stop20h 39m

Great Falls

Mon 1/19

5:59 pm-9:16 am

2 stops16h 17m

$317

San FranciscoGreat Falls

SFO - GTF

SFOGTF

San Francisco

Mon 1/19

9:00 am-5:19 pm

1 stop7h 19m

$154

San FranciscoGreat Falls

SFO - GTF

SFOGTF

San Francisco

Mon 1/19

6:00 am-5:30 pm

2 stops10h 30m

$157

San FranciscoGreat Falls

SFO - GTF

SFOGTF

San Francisco

Mon 1/19

9:54 pm-5:19 pm

3 stops42h 25m

$895

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/16

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 December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice 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 eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on San Francisco-Great Falls flight deals on Cheapflights vs. eDreams >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 eDreams the most. eDreams 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 December 18, 2025.
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
8.0
Very good
11,478 reviews

Food

7.1

Overall

8.0

Comfort

7.8

Crew

8.5

Entertainment

7.0

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.
Alaska Airlines
8.0
Very good
11,478 reviews
Alaska Airlines
8.0
Very good
11,478 reviews

Food

7.1

Overall

8.0

Comfort

7.8

Crew

8.5

Entertainment

7.0

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.
Delta
7.9
Good
8,008 reviews
Alaska Airlines
8.0
Very good
11,478 reviews

Food

7.1

Overall

8.0

Comfort

7.8

Crew

8.5

Entertainment

7.0

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.

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 $228, Alaska Airlines can have you in Great Falls from San Francisco in 7h 19m. 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. These flights start at 47% lower than the current average price 3 months from now.

  • 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

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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 December 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$234Average$421FlexibilityNo cancel feeOn-time75%
DeltaCheapest$239Average$468FlexibilityNo cancel feeOn-timeN/A

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