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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 6/5. 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
0 bags

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Find the cheapest flights from Great Falls to San Francisco

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
10:24 am - 7:36 pm
GTF
-
SFO
34h 12m
2 stops
Multiple Airlines Logo
10:50 pm - 9:28 am
SFO
-
GTF
9h 38m
1 stop
$260Multiple Airlines
Mon, Jun 1 - Thu, Jun 4
Multiple Airlines Logo
10:24 am - 7:36 pm
GTF
-
SFO
34h 12m
2 stops
Multiple Airlines Logo
10:50 pm - 9:28 am
SFO
-
GTF
9h 38m
1 stop
$266Multiple Airlines
Mon, Jun 1 - Thu, Jun 4
Multiple Airlines Logo
10:24 am - 2:26 pm
GTF
-
SFO
29h 02m
1 stop
Multiple Airlines Logo
10:50 pm - 9:28 am
SFO
-
GTF
9h 38m
1 stop
$296Multiple Airlines
Mon, Jun 1 - Thu, Jun 4
Delta Logo
5:30 am - 9:15 am
GTF
-
SFO
4h 45m
1 stop
Delta Logo
5:00 pm - 10:53 pm
SFO
-
GTF
4h 53m
1 stop
$298Delta
Sun, Oct 25 - Sun, Oct 25
Multiple Airlines Logo
10:24 am - 8:49 am
GTF
-
SFO
23h 25m
1 stop
Multiple Airlines Logo
10:50 pm - 9:28 am
SFO
-
GTF
9h 38m
1 stop
$301Multiple Airlines
Fri, May 29 - Thu, Jun 4
Multiple Airlines Logo
10:24 am - 10:30 am
GTF
-
SFO
25h 06m
1 stop
Multiple Airlines Logo
10:50 pm - 9:28 am
SFO
-
GTF
9h 38m
1 stop
$303Multiple Airlines
Mon, Jun 1 - Thu, Jun 4
Delta Logo
6:20 pm - 11:57 pm
GTF
-
SFO
6h 37m
1 stop
Delta Logo
6:05 am - 5:43 pm
SFO
-
GTF
10h 38m
2 stops
$304Delta
Thu, Oct 22 - Thu, Oct 29
Multiple Airlines Logo
10:24 am - 7:49 pm
GTF
-
SFO
10h 25m
1 stop
Multiple Airlines Logo
10:50 pm - 9:28 am
SFO
-
GTF
9h 38m
1 stop
$305Multiple Airlines
Fri, May 29 - Thu, Jun 4
Delta Logo
1:10 pm - 11:46 pm
GTF
-
SFO
11h 36m
2 stops
Delta Logo
6:05 am - 5:39 pm
SFO
-
GTF
10h 34m
2 stops
$309Delta
Fri, Oct 2 - Mon, Oct 5
Delta Logo
5:40 am - 8:56 am
GTF
-
SFO
4h 16m
1 stop
Delta Logo
5:25 pm - 10:40 pm
SFO
-
GTF
4h 15m
1 stop
$343Delta
Fri, Jun 26 - Sun, Jul 5

Delta flights from Great Falls to San Francisco

Our best Delta deals on Great Falls to San Francisco flight tickets
Delta
Oct 25
GTF5:30 amGreat Falls
4h 45m
1 stop
SFO9:15 amSan Francisco
Oct 30
SFO5:00 pmSan Francisco
4h 53m
1 stop
GTF10:53 pmGreat Falls
$298
Delta
Oct 22
GTF1:10 pmGreat Falls
6h 26m
1 stop
SFO6:36 pmSan Francisco
Oct 26
SFO6:05 amSan Francisco
10h 38m
2 stops
GTF5:43 pmGreat Falls
$304
Delta
Oct 2
GTF1:10 pmGreat Falls
11h 36m
2 stops
SFO11:46 pmSan Francisco
Oct 5
SFO6:05 amSan Francisco
10h 34m
2 stops
GTF5:39 pmGreat Falls
$309

Alaska Airlines flights from Great Falls to San Francisco

Our best Alaska Airlines deals on Great Falls to San Francisco flight tickets
Alaska Airlines
Oct 24
GTF5:15 pmGreat Falls
7h 29m
1 stop
SFO11:44 pmSan Francisco
Oct 27
SFO9:23 pmSan Francisco
18h 12m
2 stops
GTF4:35 pmGreat Falls
$461
Alaska Airlines
Sep 6
GTF5:25 pmGreat Falls
6h 08m
1 stop
SFO10:33 pmSan Francisco
Sep 10
SFO8:20 amSan Francisco
7h 19m
2 stops
GTF4:39 pmGreat Falls
$511
Alaska Airlines
Sep 7
GTF5:25 pmGreat Falls
7h 11m
1 stop
SFO11:36 pmSan Francisco
Sep 10
SFO10:33 amSan Francisco
5h 06m
1 stop
GTF4:39 pmGreat Falls
$514

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 May 17, 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

Mon 6/1

10:24 am-7:36 pm

2 stops34h 12m

San Francisco

Thu 6/4

10:50 pm-9:28 am

1 stop9h 38m

$260

Great FallsSan Francisco

GTF - SFO

GTFSFO

Great Falls

Mon 6/1

10:24 am-7:36 pm

2 stops34h 12m

San Francisco

Thu 6/4

10:50 pm-9:28 am

1 stop9h 38m

$266

Great FallsSan Francisco

GTF - SFO

GTFSFO

Great Falls

Mon 6/1

10:24 am-2:26 pm

1 stop29h 02m

San Francisco

Thu 6/4

10:50 pm-9:28 am

1 stop9h 38m

$296

Great FallsSan Francisco

GTF - SFO

GTFSFO

Great Falls

Sun 10/25

5:30 am-9:15 am

1 stop4h 45m

San Francisco

Sun 10/25

5:00 pm-10:53 pm

1 stop4h 53m

$298

Great FallsSan Francisco

GTF - SFO

GTFSFO

Great Falls

Fri 5/29

10:24 am-8:49 am

1 stop23h 25m

San Francisco

Thu 6/4

10:50 pm-9:28 am

1 stop9h 38m

$301

Great FallsSan Francisco

GTF - SFO

GTFSFO

Great Falls

Mon 6/1

10:24 am-10:30 am

1 stop25h 06m

San Francisco

Thu 6/4

10:50 pm-9:28 am

1 stop9h 38m

$303

Great FallsSan Francisco

GTF - SFO

GTFSFO

Great Falls

Thu 10/22

6:20 pm-11:57 pm

1 stop6h 37m

San Francisco

Thu 10/29

6:05 am-5:43 pm

2 stops10h 38m

$304

Great FallsSan Francisco

GTF - SFO

GTFSFO

Great Falls

Fri 5/29

10:24 am-7:49 pm

1 stop10h 25m

San Francisco

Thu 6/4

10:50 pm-9:28 am

1 stop9h 38m

$305

Great FallsSan Francisco

GTF - SFO

GTFSFO

Great Falls

Fri 10/2

1:10 pm-11:46 pm

2 stops11h 36m

San Francisco

Mon 10/5

6:05 am-5:39 pm

2 stops10h 34m

$309
Quickest round-trip

Great FallsSan Francisco

GTF - SFO

GTFSFO

Great Falls

Fri 6/26

5:40 am-8:56 am

1 stop4h 16m

San Francisco

Sun 7/5

5:25 pm-10:40 pm

1 stop4h 15m

$343

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to San Francisco from

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 typical price of a round-trip flight between Great Falls and San Francisco?

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 06m

Direct flights

None
The fastest flight from Great Falls to San Francisco takes 4h 06m
There are no direct flights from Great Falls to San Francisco. There are no popular flight routes from Great Falls to San Francisco.
Search flight deals

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 06m.

  • 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
7.9
8,453 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
Sonoma
Walnut Creek
Bodega Bay
Hayward
Roseville
Santa Clara
Berkeley
Fremont
Vallejo
Big Sur
Sunnyvale
Calistoga
South San Francisco
Salinas
Daly City
Milpitas
Pacific Grove

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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