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

For as low as $244, Alaska Airlines can have you in Great Falls from San Francisco in 5h 14m. There are 880 mi between San Francisco and Great Falls. This flight may include one or multiple stops.

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.

In terms of precipitation, rainfall in Great Falls ranges from 0.5 - 2.5 inches per month. June is typically the wettest month, when rainfall can reach 2.5 in. January is typically the driest time to visit Great Falls when rainfall is around 0.5 in.

If weather is an important factor for your trip to Great Falls, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 68.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 24.8 F).

What is the cheapest time of day to fly from SFO to GTF?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from San Francisco to Great Falls as you normally would.

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.

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.

$122+ Flights from San Francisco to Great Falls

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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 January 29, 2026.

Sat 2/2811:34 am

SFO

GTF

1 stop5h 14m

Alaska Airlines

Tue 3/34:57 pm

GTF

SFO

1 stop5h 58m

Alaska Airlines

Deal found 1/28

$244

Fri 2/276:30 am

SFO

GTF

1 stop8h 47m

Alaska Airlines

Mon 3/24:57 pm

GTF

SFO

1 stop6h 59m

Alaska Airlines

Deal found 1/27

$264

Fri 2/275:55 am

SFO

GTF

2 stops10h 38m

Delta

Mon 3/26:20 pm

GTF

SFO

1 stop6h 34m

Delta

Deal found 1/28

$270

Thu 4/309:00 am

SFO

GTF

1 stop7h 35m

Alaska Airlines

Mon 5/46:15 pm

GTF

SFO

2 stops18h 15m

Alaska Airlines

Deal found 1/28

$345

Best flights from San Francisco to Great Falls
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 January 29, 2026.

Sat 2/2811:34 am

SFO

GTF

1 stop5h 14m

Alaska Airlines

Tue 3/34:57 pm

GTF

SFO

1 stop5h 58m

Alaska Airlines

Deal found 1/27

$244

Thu 4/95:40 am

SFO

GTF

1 stop5h 44m

Delta

Mon 4/136:20 pm

GTF

SFO

1 stop6h 39m

Delta

Deal found 1/28

$264

Fri 2/276:30 am

SFO

GTF

1 stop8h 47m

Alaska Airlines

Mon 3/24:57 pm

GTF

SFO

1 stop6h 59m

Alaska Airlines

Deal found 1/27

$264

Fri 2/275:55 am

SFO

GTF

2 stops10h 38m

Delta

Mon 3/26:20 pm

GTF

SFO

1 stop6h 34m

Delta

Deal found 1/28

$270

Thu 4/309:00 am

SFO

GTF

1 stop7h 35m

Alaska Airlines

Mon 5/46:15 pm

GTF

SFO

1 stop6h 29m

Alaska Airlines

Deal found 1/28

$296

Last-minute flights from San Francisco to Great Falls
Discover last-minute flight deals from San Francisco to Great Falls. Data last updated January 29, 2026 and is based on user searches.

Thu 1/298:23 pm

SFO

GTF

1 stop19h 05m

Multiple Airlines

Thu 2/510:45 am

GTF

SFO

1 stop25h 37m

Multiple Airlines

Deal found 1/28

$622

Fri 2/276:30 am

SFO

GTF

1 stop8h 47m

Alaska Airlines

Mon 3/24:57 pm

GTF

SFO

1 stop6h 59m

Alaska Airlines

Deal found 1/27

$264

Fri 2/275:55 am

SFO

GTF

2 stops10h 38m

Delta

Mon 3/26:20 pm

GTF

SFO

1 stop6h 34m

Delta

Deal found 1/28

$270

Sat 2/2811:34 am

SFO

GTF

1 stop5h 14m

Alaska Airlines

Tue 3/34:57 pm

GTF

SFO

1 stop5h 58m

Alaska Airlines

Deal found 1/28

$244

One-way flights from San Francisco to Great Falls
Search for one-way flight options from San Francisco to Great Falls. Find affordable one-way fares based on user searches. Data last updated January 29, 2026.

Wed 4/15:40 am

SFO

GTF

1 stop5h 44m

Delta

Deal found 1/26

$122

Tue 3/316:00 am

SFO

GTF

2 stops10h 42m

Delta

Deal found 1/26

$128

Sun 3/295:40 am

SFO

GTF

1 stop5h 44m

Delta

Deal found 1/26

$132

Tue 3/319:59 am

SFO

GTF

1 stop5h 27m

Alaska Airlines

Deal found 1/26

$162

Mon 3/306:30 am

SFO

GTF

1 stop8h 56m

Alaska Airlines

Deal found 1/26

$170

Sat 3/285:50 pm

SFO

GTF

2 stops17h 34m

Delta

Deal found 1/26

$186

Sun 3/296:56 pm

SFO

GTF

2 stops20h 30m

Alaska Airlines

Deal found 1/26

$279

Mon 3/306:00 am

SFO

GTF

3 stops14h 17m

United Airlines

Deal found 1/26

$329

Sat 3/289:45 am

SFO

GTF

3 stops34h 32m

Multiple Airlines

Deal found 1/26

$405

Find flight deals from San Francisco to Great Falls

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$244 (Alaska Airlines)
One-way from	$122 (Delta)
Popular in	November
Cheapest in	April

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

Cheapflights Fare Finder

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

San FranciscoGreat Falls

SFO - GTF

SFOGTF

San Francisco

Sat 2/28

11:34 am-5:48 pm

1 stop5h 14m

Great Falls

Tue 3/3

4:57 pm-9:55 pm

1 stop5h 58m

$244

San FranciscoGreat Falls

SFO - GTF

SFOGTF

San Francisco

Thu 4/9

5:40 am-12:24 pm

1 stop5h 44m

Great Falls

Mon 4/13

6:20 pm-11:59 pm

1 stop6h 39m

$264

San FranciscoGreat Falls

SFO - GTF

SFOGTF

San Francisco

Fri 2/27

6:30 am-4:17 pm

1 stop8h 47m

Great Falls

Mon 3/2

4:57 pm-10:56 pm

1 stop6h 59m

$264

San FranciscoGreat Falls

SFO - GTF

SFOGTF

San Francisco

Fri 2/27

5:55 am-5:33 pm

2 stops10h 38m

Great Falls

Mon 3/2

6:20 pm-11:54 pm

1 stop6h 34m

$270

San FranciscoGreat Falls

SFO - GTF

SFOGTF

San Francisco

Thu 4/30

9:00 am-5:35 pm

1 stop7h 35m

Great Falls

Mon 5/4

6:15 pm-11:44 pm

1 stop6h 29m

$296

San FranciscoGreat Falls

SFO - GTF

SFOGTF

San Francisco

Wed 4/1

5:40 am-12:24 pm

1 stop5h 44m

$122

San FranciscoGreat Falls

SFO - GTF

SFOGTF

San Francisco

Tue 3/31

6:00 am-5:42 pm

2 stops10h 42m

$128

San FranciscoGreat Falls

SFO - GTF

SFOGTF

San Francisco

Sun 3/29

5:40 am-12:24 pm

1 stop5h 44m

$132

San FranciscoGreat Falls

SFO - GTF

SFOGTF

San Francisco

Tue 3/31

9:59 am-4:26 pm

1 stop5h 27m

$162

San FranciscoGreat Falls

SFO - GTF

SFOGTF

San Francisco

Mon 3/30

6:30 am-4:26 pm

1 stop8h 56m

$170

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/26

Showing 1-10 of 14 results

Compare providers for flights from San Francisco to Great Falls

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 January.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy1 star	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust 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 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

11,808 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading

Alaska Airlines

8.0

Very good

11,808 reviews

Alaska Airlines

8.0

Very good

11,808 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading

Delta

7.9

Good

8,127 reviews

Alaska Airlines

8.0

Very good

11,808 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading

Related info for your journey

How long is the flight from San Francisco to Great Falls?
For as low as $244, Alaska Airlines can have you in Great Falls from San Francisco in 5h 14m. There are 880 mi between San Francisco and Great Falls. This flight may include one or multiple stops.
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

Shelby

Browse thousands of different options on Cheapflights for your next trip

Top 2 airlines flying from San Francisco to Great Falls

Airline	Cheapest	Average	Flexibility	On-time
Alaska Airlines	Cheapest$234	Average$393	FlexibilityNo cancel fee	On-time75%
Delta	Cheapest$239	Average$468	FlexibilityNo cancel fee	On-timeN/A

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$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 4/1. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from San Francisco to Great Falls with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from San Francisco to Great Falls

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 January 29, 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 January 29, 2026.

Find flight deals from San Francisco to Great Falls

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Cheapflights Fare Finder

Use the filters below to find and compare flights from San Francisco to Great Falls that are best for you.

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 January.

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.

Reviews of airlines servicing Great Falls

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.

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?

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

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

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

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

Traveling to a place near Great Falls?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for San Francisco to Great Falls

See prices for flight routes from nearby airports that may be better suited for you.

Top 2 airlines flying from San Francisco to Great Falls

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Book with Flexibility

Travel Smart

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 January 29, 2026.