What is the cheapest airline that flies from San Francisco to Great Falls?

Delta is the most popular carrier operating from San Francisco to Great Falls

When did momondo last update prices for flights from San Francisco Airport to Great Falls Airport?

Prices for flights from San Francisco Airport to Great Falls Airport refresh daily.

How many operators does momondo search for flights from San Francisco Airport to Great Falls Airport?

As of May 2026, there are 2 operators available to choose from for flights from San Francisco Airport to Great Falls Airport.

How old do you have to be to fly from San Francisco Airport to Great Falls Airport?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Francisco Airport to Great Falls Airport.

What documentation or ID do you need to fly to Great Falls Airport?

The required travel and health documents for your Great Falls Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Great Falls Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$149 Cheap Flights from San Francisco to Great Falls in 2026

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Find the cheapest flights from San Francisco to Great Falls

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

10:58 pm - 9:28 am

SFO

GTF

9h 30m

1 stop

10:18 am - 10:28 am

GTF

SFO

25h 10m

1 stop

$318Multiple Airlines

Thu, Jun 25 - Mon, Jun 29

10:58 pm - 9:28 am

SFO

GTF

9h 30m

1 stop

10:18 am - 2:16 pm

GTF

SFO

28h 58m

1 stop

$324Multiple Airlines

Thu, Jun 25 - Mon, Jun 29

10:58 pm - 9:28 am

SFO

GTF

9h 30m

1 stop

10:18 am - 9:30 pm

GTF

SFO

36h 12m

2 stops

$335Multiple Airlines

Thu, Jun 25 - Mon, Jun 29

9:00 am - 4:38 pm

SFO

GTF

6h 38m

1 stop

5:18 pm - 11:36 pm

GTF

SFO

7h 18m

1 stop

$353Alaska Airlines

Sat, Aug 29 - Wed, Sep 2

10:58 pm - 9:28 am

SFO

GTF

9h 30m

1 stop

10:18 am - 7:35 pm

GTF

SFO

34h 17m

2 stops

$358Multiple Airlines

Thu, Jun 25 - Mon, Jun 29

10:58 pm - 9:28 am

SFO

GTF

9h 30m

1 stop

9:05 pm - 4:21 pm

GTF

SFO

20h 16m

1 stop

$381Multiple Airlines

Thu, Jun 25 - Sun, Jun 28

10:58 pm - 9:28 am

SFO

GTF

9h 30m

1 stop

9:05 pm - 4:21 pm

GTF

SFO

20h 16m

1 stop

$383Multiple Airlines

Thu, Jun 25 - Sun, Jun 28

9:55 am - 5:44 pm

SFO

GTF

6h 49m

1 stop

6:25 pm - 11:58 pm

GTF

SFO

6h 33m

1 stop

$389Delta

Tue, Jun 9 - Tue, Jun 16

10:58 pm - 9:28 am

SFO

GTF

9h 30m

1 stop

9:05 pm - 9:30 pm

GTF

SFO

25h 25m

2 stops

$393Multiple Airlines

Thu, Jun 25 - Sun, Jun 28

9:20 am - 5:44 pm

SFO

GTF

7h 24m

2 stops

6:25 pm - 10:05 pm

GTF

SFO

4h 40m

1 stop

$395Delta

Tue, Jun 9 - Tue, Jun 16

Delta flights from San Francisco to Great Falls

Our best Delta deals on San Francisco to Great Falls flight tickets

Delta

Jun 9

SFO9:55 amSan Francisco

6h 49m

1 stop

GTF5:44 pmGreat Falls

Jun 16

GTF6:25 pmGreat Falls

6h 33m

1 stop

SFO11:58 pmSan Francisco

$389

Delta

Jun 9

SFO9:20 amSan Francisco

7h 24m

2 stops

GTF5:44 pmGreat Falls

Jun 16

GTF6:25 pmGreat Falls

4h 40m

1 stop

SFO10:05 pmSan Francisco

$395

Delta

Jun 9

SFO9:20 amSan Francisco

7h 24m

2 stops

GTF5:44 pmGreat Falls

Jun 16

GTF1:20 pmGreat Falls

11h 46m

2 stops

SFO12:06 amSan Francisco

$400

Alaska Airlines flights from San Francisco to Great Falls

Our best Alaska Airlines deals on San Francisco to Great Falls flight tickets

Alaska Airlines

Aug 29

SFO9:00 amSan Francisco

6h 38m

1 stop

GTF4:38 pmGreat Falls

Sep 2

GTF5:18 pmGreat Falls

7h 18m

1 stop

SFO11:36 pmSan Francisco

$353

Alaska Airlines

Aug 29

SFO6:56 pmSan Francisco

20h 42m

2 stops

GTF4:38 pmGreat Falls

Sep 2

GTF5:18 pmGreat Falls

7h 18m

1 stop

SFO11:36 pmSan Francisco

$443

Alaska Airlines

Aug 29

SFO9:00 amSan Francisco

6h 38m

1 stop

GTF4:38 pmGreat Falls

Sep 2

GTF5:18 pmGreat Falls

7h 10m

2 stops

SFO11:28 pmSan Francisco

$461

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San FranciscoGreat Falls

SFO - GTF

SFOGTF

San Francisco

Thu 6/25

10:58 pm-9:28 am

1 stop9h 30m

Great Falls

Mon 6/29

10:18 am-10:28 am

1 stop25h 10m

$318

San FranciscoGreat Falls

SFO - GTF

SFOGTF

San Francisco

Thu 6/25

10:58 pm-9:28 am

1 stop9h 30m

Great Falls

Mon 6/29

10:18 am-2:16 pm

1 stop28h 58m

$324

San FranciscoGreat Falls

SFO - GTF

SFOGTF

San Francisco

Thu 6/25

10:58 pm-9:28 am

1 stop9h 30m

Great Falls

Mon 6/29

10:18 am-9:30 pm

2 stops36h 12m

$335

San FranciscoGreat Falls

SFO - GTF

SFOGTF

San Francisco

Sat 8/29

9:00 am-4:38 pm

1 stop6h 38m

Great Falls

Wed 9/2

5:18 pm-11:36 pm

1 stop7h 18m

$353

San FranciscoGreat Falls

SFO - GTF

SFOGTF

San Francisco

Thu 6/25

10:58 pm-9:28 am

1 stop9h 30m

Great Falls

Mon 6/29

10:18 am-7:35 pm

2 stops34h 17m

$358

San FranciscoGreat Falls

SFO - GTF

SFOGTF

San Francisco

Thu 6/25

10:58 pm-9:28 am

1 stop9h 30m

Great Falls

Sun 6/28

9:05 pm-4:21 pm

1 stop20h 16m

$381

San FranciscoGreat Falls

SFO - GTF

SFOGTF

San Francisco

Thu 6/25

10:58 pm-9:28 am

1 stop9h 30m

Great Falls

Sun 6/28

9:05 pm-4:21 pm

1 stop20h 16m

$383

San FranciscoGreat Falls

SFO - GTF

SFOGTF

San Francisco

Tue 6/9

9:55 am-5:44 pm

1 stop6h 49m

Great Falls

Tue 6/16

6:25 pm-11:58 pm

1 stop6h 33m

$389

San FranciscoGreat Falls

SFO - GTF

SFOGTF

San Francisco

Thu 6/25

10:58 pm-9:28 am

1 stop9h 30m

Great Falls

Sun 6/28

9:05 pm-9:30 pm

2 stops25h 25m

$393

Quickest round-trip

San FranciscoGreat Falls

SFO - GTF

SFOGTF

San Francisco

Tue 6/9

9:20 am-5:44 pm

2 stops7h 24m

Great Falls

Tue 6/16

6:25 pm-10:05 pm

1 stop4h 40m

$395

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from San Francisco to Great Falls

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest month to fly to Great Falls?

The month of January is another great option to travel to Great Falls, with average flight prices from San Francisco averaging around $0.

When to book flights from San Francisco to Great Falls

Are you open to changing your travel dates? Check out the ideal times to fly from San Francisco to Great Falls according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap San Francisco to Great Falls (SFO to GTF) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Francisco to Great Falls

Fastest flight time	4h 31m
Direct flights	None

The fastest flight from San Francisco to Great Falls takes 4h 31m

There are no direct flights from San Francisco to Great Falls. There are no popular flight routes from San Francisco to Great Falls.

Search flight deals

Frequently asked questions about flying from San Francisco to Great Falls

How far is San Francisco to Great Falls by plane?
The straight-line distance from San Francisco to Great Falls is 874.7 mi. In terms of flight time, this usually takes a little over 4h 31m.
When did momondo last update prices for flights from San Francisco Airport to Great Falls Airport?
Prices for flights from San Francisco Airport to Great Falls Airport refresh daily.
How many operators does momondo search for flights from San Francisco Airport to Great Falls Airport?
As of May 2026, there are 2 operators available to choose from for flights from San Francisco Airport to Great Falls Airport.
How old do you have to be to fly from San Francisco Airport to Great Falls Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Francisco Airport to Great Falls Airport.
What documentation or ID do you need to fly to Great Falls Airport?
The required travel and health documents for your Great Falls Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Great Falls Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular airline from San Francisco to Great Falls?
Based on momondo bookings for flights between San Francisco and Great Falls, the leading airline is Delta, making up 63% of the total bookings. Other popular airlines include Alaska Airlines with 37%.

Best airlines flying from San Francisco to Great Falls

Compare and see reviews for airlines that fly from San Francisco to Great Falls with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $239	Free Cancellation	Rating 7.9 8,452 reviews		Search Delta flights
Alaska Airlines	PriceFrom $259	Free Cancellation	Rating 7.9 12,363 reviews		Search Alaska Airlines flights

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Why use momondo?

Why should I use momondo to find a flight deal from San Francisco to Great Falls?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Great Falls from San Francisco.

Can I find flights from San Francisco to Great Falls with flexible booking policies on momondo?

Flights from San Francisco to Great Falls with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from San Francisco to Great Falls?

momondo provides multiple filters to help you find the best flight to Great Falls from San Francisco. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from San Francisco to Great Falls right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Great Falls from San Francisco. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.