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Cheap flights from Great Falls to San Francisco from $149

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Great Falls to San Francisco departing on 8/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Great Falls to San Francisco

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
6:18 pm - 11:56 pm
GTF
-
SFO
6h 38m
1 stop
Delta Logo
5:15 pm - 10:44 pm
SFO
-
GTF
4h 29m
1 stop
$298Delta
Sun, Oct 25 - Wed, Oct 28
Delta Logo
5:40 am - 8:51 am
GTF
-
SFO
4h 11m
1 stop
Delta Logo
7:05 am - 5:38 pm
SFO
-
GTF
9h 33m
2 stops
$304Delta
Sun, Oct 25 - Wed, Oct 28
Delta Logo
5:40 am - 1:45 pm
GTF
-
SFO
9h 05m
2 stops
Delta Logo
7:05 am - 5:38 pm
SFO
-
GTF
9h 33m
2 stops
$309Delta
Sun, Oct 25 - Wed, Oct 28
Alaska Airlines Logo
5:19 pm - 10:50 pm
GTF
-
SFO
6h 31m
1 stop
Alaska Airlines Logo
10:36 am - 4:39 pm
SFO
-
GTF
5h 03m
1 stop
$313Alaska Airlines
Sat, Sep 26 - Wed, Sep 30
Delta Logo
6:18 pm - 9:59 pm
GTF
-
SFO
4h 41m
1 stop
Delta Logo
5:08 pm - 10:38 pm
SFO
-
GTF
4h 30m
1 stop
$343Delta
Thu, Aug 6 - Thu, Aug 13
Multiple Airlines Logo
9:18 pm - 2:53 pm
GTF
-
SFO
42h 35m
2 stops
Multiple Airlines Logo
9:05 pm - 9:29 am
SFO
-
GTF
11h 24m
1 stop
$348Multiple Airlines
Thu, Aug 6 - Thu, Aug 13
Alaska Airlines Logo
5:19 pm - 10:50 pm
GTF
-
SFO
6h 31m
1 stop
Alaska Airlines Logo
8:23 am - 4:39 pm
SFO
-
GTF
7h 16m
2 stops
$379Alaska Airlines
Sat, Sep 26 - Wed, Sep 30
Delta Logo
6:25 pm - 11:52 pm
GTF
-
SFO
6h 27m
1 stop
Delta Logo
9:20 am - 5:42 pm
SFO
-
GTF
7h 22m
2 stops
$384Delta
Fri, Jul 17 - Tue, Jul 21
Alaska Airlines Logo
5:19 pm - 10:50 pm
GTF
-
SFO
6h 31m
1 stop
Alaska Airlines Logo
7:08 am - 4:39 pm
SFO
-
GTF
8h 31m
2 stops
$399Alaska Airlines
Sat, Sep 26 - Wed, Sep 30
Delta Logo
6:25 pm - 9:59 pm
GTF
-
SFO
4h 34m
1 stop
Delta Logo
9:55 am - 5:42 pm
SFO
-
GTF
6h 47m
1 stop
$408Delta
Fri, Jul 17 - Tue, Jul 21

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Alaska Airlines flights from Great Falls to San Francisco

Our best Alaska Airlines deals on Great Falls to San Francisco flight tickets
Alaska Airlines
Sep 26
GTF5:19 pmGreat Falls
6h 31m
1 stop
SFO10:50 pmSan Francisco
Sep 30
SFO10:36 amSan Francisco
5h 03m
1 stop
GTF4:39 pmGreat Falls
$313
Alaska Airlines
Sep 26
GTF5:19 pmGreat Falls
6h 31m
1 stop
SFO10:50 pmSan Francisco
Sep 30
SFO8:23 amSan Francisco
7h 16m
2 stops
GTF4:39 pmGreat Falls
$379
Alaska Airlines
Sep 26
GTF5:19 pmGreat Falls
6h 31m
1 stop
SFO10:50 pmSan Francisco
Sep 30
SFO7:08 amSan Francisco
8h 31m
2 stops
GTF4:39 pmGreat Falls
$399

Delta flights from Great Falls to San Francisco

Our best Delta deals on Great Falls to San Francisco flight tickets
Delta
Oct 25
GTF6:18 pmGreat Falls
6h 38m
1 stop
SFO11:56 pmSan Francisco
Oct 28
SFO5:15 pmSan Francisco
4h 29m
1 stop
GTF10:44 pmGreat Falls
$298
Delta
Oct 25
GTF5:40 amGreat Falls
4h 11m
1 stop
SFO8:51 amSan Francisco
Oct 28
SFO7:05 amSan Francisco
9h 33m
2 stops
GTF5:38 pmGreat Falls
$304
Delta
Oct 25
GTF5:40 amGreat Falls
9h 05m
2 stops
SFO1:45 pmSan Francisco
Oct 28
SFO7:05 amSan Francisco
9h 33m
2 stops
GTF5:38 pmGreat Falls
$309

momondo Fare Finder

 
Customize your flight search to find flights from Great Falls to San Francisco 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, momondo users made 832,500 searches. Data last updated July 5, 2026.
Use the filters below to find and compare flights from Great Falls to San Francisco that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Great FallsSan Francisco

GTF - SFO

GTFSFO

Great Falls

Sun 10/25

6:18 pm-11:56 pm

1 stop6h 38m

San Francisco

Wed 10/28

5:15 pm-10:44 pm

1 stop4h 29m

$298

Great FallsSan Francisco

GTF - SFO

GTFSFO

Great Falls

Sun 10/25

5:40 am-8:51 am

1 stop4h 11m

San Francisco

Wed 10/28

7:05 am-5:38 pm

2 stops9h 33m

$304

Great FallsSan Francisco

GTF - SFO

GTFSFO

Great Falls

Sun 10/25

5:40 am-1:45 pm

2 stops9h 05m

San Francisco

Wed 10/28

7:05 am-5:38 pm

2 stops9h 33m

$309

Great FallsSan Francisco

GTF - SFO

GTFSFO

Great Falls

Sat 9/26

5:19 pm-10:50 pm

1 stop6h 31m

San Francisco

Wed 9/30

10:36 am-4:39 pm

1 stop5h 03m

$313
Quickest round-trip

Great FallsSan Francisco

GTF - SFO

GTFSFO

Great Falls

Thu 8/6

6:18 pm-9:59 pm

1 stop4h 41m

San Francisco

Thu 8/13

5:08 pm-10:38 pm

1 stop4h 30m

$343

Great FallsSan Francisco

GTF - SFO

GTFSFO

Great Falls

Thu 8/6

9:18 pm-2:53 pm

2 stops42h 35m

San Francisco

Thu 8/13

9:05 pm-9:29 am

1 stop11h 24m

$348

Great FallsSan Francisco

GTF - SFO

GTFSFO

Great Falls

Sat 9/26

5:19 pm-10:50 pm

1 stop6h 31m

San Francisco

Wed 9/30

8:23 am-4:39 pm

2 stops7h 16m

$379

Great FallsSan Francisco

GTF - SFO

GTFSFO

Great Falls

Fri 7/17

6:25 pm-11:52 pm

1 stop6h 27m

San Francisco

Tue 7/21

9:20 am-5:42 pm

2 stops7h 22m

$384

Great FallsSan Francisco

GTF - SFO

GTFSFO

Great Falls

Sat 9/26

5:19 pm-10:50 pm

1 stop6h 31m

San Francisco

Wed 9/30

7:08 am-4:39 pm

2 stops8h 31m

$399

Great FallsSan Francisco

GTF - SFO

GTFSFO

Great Falls

Fri 7/17

6:25 pm-9:59 pm

1 stop4h 34m

San Francisco

Tue 7/21

9:55 am-5:42 pm

1 stop6h 47m

$408

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 18 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Great Falls to San Francisco

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

What is the cheapest month to fly to San Francisco?

If you aren’t able to travel to San Francisco during the month of June, then flying in September is also cheap. Prices for this month can be found on momondo for an average of $249.

When to book flights from Great Falls to San Francisco

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

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

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

Fastest flight time

4h 34m

Direct flights

None
The fastest flight from Great Falls to San Francisco takes 4h 34m
There are no direct flights from Great Falls to San Francisco. There are no popular flight routes from Great Falls to San Francisco.
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Frequently asked questions about flying from Great Falls to San Francisco

  • How far is Great Falls to San Francisco by plane?

    There are 874.7 mi between Great Falls and San Francisco. A reasonable flight in good conditions will take 4h 34m.

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

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

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

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Great Falls Airport to San Francisco Airport.

  • What documentation or ID do you need to fly to San Francisco Airport?

    The travel and health documents you'll need for your trip to San Francisco Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at San Francisco Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Great Falls to San Francisco?

Best airlines flying from Great Falls to San Francisco

Compare and see reviews for airlines that fly from Great Falls to San Francisco with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $132Free CancellationRating
7.8
8,451 reviews
Search Delta flights

Traveling to a place near San Francisco?

Book flights to San Francisco if you plan to visit one of these locations
Santa Cruz
Carmel-by-the-Sea
Modesto
Bodega Bay
South San Francisco
Sonoma
Fremont
Hayward
Roseville
Walnut Creek
Santa Clara
Berkeley
Vallejo
Salinas
Sunnyvale
Big Sur
Burlingame
Daly City
Milpitas
Turlock

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Great Falls to San Francisco for you.

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

Yes. All flights to San Francisco from Great Falls on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Great Falls to San Francisco.

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

If you are not ready to book a flight from Great Falls to San Francisco now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to San Francisco and let you know when they change.

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