$136 Cheap Flights from San Francisco (SFO) to Great Falls (GTF)

View $136 flight on Wed, Feb 11, 2026Opens in a new window

Popular airlines from San Francisco Intl. Airport (SFO) to Great Falls, MT (GTF-Great Falls Intl.)

Cheap Flights from San Francisco to Great Falls (SFO-GTF)

Prices were available within the past 7 days and start at $136 for one-way flights and $232 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Hawaiian Airlines
Tue, Feb 17 - Tue, Mar 3
SFO
San Francisco
GTF
Great Falls
$232 Roundtrip, found 11 hours ago
$232
Roundtrip
found 11 hours ago
Select Hawaiian Airlines flight, departing Tue, Feb 17 from San Francisco to Great Falls, returning Tue, Mar 3, priced at $232 found 11 hours ago
Delta
Tue, Jan 13 - Sat, Jan 24
SFO
San Francisco
GTF
Great Falls
$233 Roundtrip, found 11 hours ago
$233
Roundtrip
found 11 hours ago
Select Delta flight, departing Tue, Jan 13 from San Francisco to Great Falls, returning Sat, Jan 24, priced at $233 found 11 hours ago
Hawaiian Airlines
Fri, Dec 5 - Tue, Dec 9
SFO
San Francisco
GTF
Great Falls
$237 Roundtrip, found 3 days ago
$237
Roundtrip
found 3 days ago
Select Hawaiian Airlines flight, departing Fri, Dec 5 from San Francisco to Great Falls, returning Tue, Dec 9, priced at $237 found 3 days ago
Hawaiian Airlines
Tue, Nov 18 - Thu, Dec 4
SFO
San Francisco
GTF
Great Falls
$240 Roundtrip, found 6 days ago
$240
Roundtrip
found 6 days ago
Select Hawaiian Airlines flight, departing Tue, Nov 18 from San Francisco to Great Falls, returning Thu, Dec 4, priced at $240 found 6 days ago
Hawaiian Airlines
Tue, Feb 17 - Mon, Mar 2
SFO
San Francisco
GTF
Great Falls
$242 Roundtrip, found 11 hours ago
$242
Roundtrip
found 11 hours ago
Select Hawaiian Airlines flight, departing Tue, Feb 17 from San Francisco to Great Falls, returning Mon, Mar 2, priced at $242 found 11 hours ago
Delta
Tue, Feb 10 - Thu, Feb 26
SFO
San Francisco
GTF
Great Falls
$243 Roundtrip, found 11 hours ago
$243
Roundtrip
found 11 hours ago
Select Delta flight, departing Tue, Feb 10 from San Francisco to Great Falls, returning Thu, Feb 26, priced at $243 found 11 hours ago
Hawaiian Airlines
Sat, Dec 6 - Sun, Dec 7
SFO
San Francisco
GTF
Great Falls
$247 Roundtrip, found 3 days ago
$247
Roundtrip
found 3 days ago
Select Hawaiian Airlines flight, departing Sat, Dec 6 from San Francisco to Great Falls, returning Sun, Dec 7, priced at $247 found 3 days ago
Delta
Thu, Dec 4 - Wed, Dec 10
SFO
San Francisco
GTF
Great Falls
$248 Roundtrip, found 3 days ago
$248
Roundtrip
found 3 days ago
Select Delta flight, departing Thu, Dec 4 from San Francisco to Great Falls, returning Wed, Dec 10, priced at $248 found 3 days ago
Alaska Airlines
Mon, Nov 17 - Fri, Nov 21
SFO
San Francisco
GTF
Great Falls
$283 Roundtrip, found 6 days ago
$283
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Mon, Nov 17 from San Francisco to Great Falls, returning Fri, Nov 21, priced at $283 found 6 days ago
United
Mon, Jan 26 - Fri, Jan 30
SFO
San Francisco
GTF
Great Falls
$512 Roundtrip, found 6 days ago
$512
Roundtrip
found 6 days ago
Select United flight, departing Mon, Jan 26 from San Francisco to Great Falls, returning Fri, Jan 30, priced at $512 found 6 days ago

Find the cheapest month to fly from San Francisco (SFO) to Great Falls (GTF)

January is typically the cheapest month to fly

From $210 - $832 per traveler.

Alternative airports near Great Falls

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Great Falls Intl. GTF. Cheapest and Closest option available. Average driving time to city center is 8 minutes. Flights from $232
GTF
Great Falls Intl.
CheapestClosest
Average driving time to city center8 min
Flights from $232

Frequently asked questions

How much does a flight from San Francisco Intl. Airport (SFO) to Great Falls Intl. Airport (GTF) cost?
Secure a cheap one-way flight from $136 or cheap return flight from $232 from San Francisco Intl. Airport (SFO) to Great Falls Intl. Airport (GTF) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from San Francisco Intl. Airport (SFO) to Great Falls Intl. Airport (GTF)?
The cheapest month to fly from SFO to GTF is February, when there's less demand. Off-peak season is generally when you'll find cheap fares for travel between these airports.
What is the cheapest airline that flies from San Francisco Intl. Airport (SFO) to Great Falls Intl. Airport (GTF)?
To find the cheapest airline that'll fly you from SFO to GTF, use Expedia's filter tool. Tailor your search based on what matters most to you, such as preferred carriers and number of stops. You can then sort your results by "Price (lowest to highest)" to see the cheapest fares upfront.
How many flights per day from San Francisco Intl. Airport (SFO) to Great Falls Intl. Airport (GTF)?
There aren't any daily direct flights available from San Francisco Intl. Airport (SFO) to Great Falls Intl. Airport (GTF). But you can opt for flights with layovers. Filter your search on Expedia to include one or two stops, and you'll be on your way in no time.
What day of the week has the most flights from SFO to GTF?
You'll typically find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can vary from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from San Francisco Intl. Airport (SFO) to Great Falls Intl. Airport (GTF)?
To avoid potential delays on the San Francisco Intl. Airport (SFO) to Great Falls Intl. Airport (GTF) route, travel before 3 PM. Departures after this time have a 22% higher chance of cancellation.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from San Francisco Intl. Airport (SFO) to Great Falls Intl. Airport (GTF) last-minute?
Holding off until just before your trip to book a ticket from SFO to GTF often results in higher prices. While you may come across some last-minute discounts, they aren't always guaranteed. Be flexible with your itinerary for a better chance of landing a bargain.
Is it cheaper to book a SFO to GTF flight and hotel package?
Compared with arranging flights and hotels separately, booking a SFO to GTF flight and hotel package with Expedia could result in significant savings. Better still, having it all in one place will take the hassle out of planning your trip. Just pick your flights and select from our wide range of hotels, then customize your trip with other add-ons like tours, activities and car rentals.
Can I cancel or change the date of my flight from San Francisco Intl. Airport (SFO) to Great Falls Intl. Airport (GTF)?
If you booked your SFO to GTF flight in the last 24 hours, you may be able to modify or cancel it without fees. Depending on the airline and the ticket type you purchased, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal for more details.

Travel information

Origin airport
San Francisco Intl.
Destination airport
Great Falls Intl.
Airlines serving
Alaska Airlines, Delta, Hawaiian Airlines, United
Roundtrip price
$232
Distance
881 mi

Book with confidence

San Francisco to Great Falls Flights

The cheapest times to fly from San Francisco to Great Falls

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from San Francisco to Great Falls are during the month of February. You can find some of the cheapest flights from San Francisco to Great Falls with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from San Francisco to Great Falls

Sunday is one of the best days to book for cheap flights from San Francisco to Great Falls: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from San Francisco to Great Falls

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from San Francisco to Great Falls in 2025. You can also book with separate airlines for your outbound and return journeys, from $136 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap San Francisco to Great Falls flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your San Francisco to Great Falls airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

San Francisco to Great Falls Flights

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*Available to One Key members.