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Cheap flights from Great Falls to San Francisco from $228

This is the cheapest round-trip 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 2/28. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
Alaska Airlines Logo
6:28 pm - 10:56 pm
GTF
-
SFO
5h 28m1 stop
Alaska Airlines Logo
11:34 am - 5:48 pm
SFO
-
GTF
5h 14m1 stop
$228Alaska Airlines
Sat, Feb 28 - Wed, Mar 4
Alaska Airlines Logo
5:59 pm - 12:23 pm
GTF
-
SFO
19h 24m2 stops
Alaska Airlines Logo
9:00 am - 5:19 pm
SFO
-
GTF
7h 19m1 stop
$270Alaska Airlines
Wed, Jan 21 - Fri, Jan 30
Alaska Airlines Logo
6:28 pm - 10:56 pm
GTF
-
SFO
5h 28m1 stop
Alaska Airlines Logo
5:20 pm - 4:17 pm
SFO
-
GTF
21h 57m2 stops
$285Alaska Airlines
Sat, Feb 28 - Wed, Mar 4
Alaska Airlines Logo
5:59 pm - 12:23 pm
GTF
-
SFO
19h 24m2 stops
Alaska Airlines Logo
9:00 am - 5:19 pm
SFO
-
GTF
7h 19m1 stop
$315Alaska Airlines
Fri, Jan 16 - Fri, Jan 30
Alaska Airlines Logo
5:59 pm - 5:59 pm
GTF
-
SFO
25h 00m1 stop
Alaska Airlines Logo
9:00 am - 5:19 pm
SFO
-
GTF
7h 19m1 stop
$316Alaska Airlines
Fri, Jan 16 - Fri, Jan 30
Alaska Airlines Logo
6:00 pm - 10:10 pm
GTF
-
SFO
5h 10m1 stop
Alaska Airlines Logo
9:10 am - 5:20 pm
SFO
-
GTF
7h 10m1 stop
$358Alaska Airlines
Thu, Apr 30 - Tue, May 5
Delta Logo
6:20 pm - 11:56 pm
GTF
-
SFO
6h 36m1 stop
Delta Logo
5:40 am - 12:24 pm
SFO
-
GTF
5h 44m1 stop
$383Delta
Fri, Mar 27 - Sun, Mar 29
Delta Logo
1:10 pm - 6:35 pm
GTF
-
SFO
6h 25m1 stop
Delta Logo
6:00 am - 5:39 pm
SFO
-
GTF
10h 39m2 stops
$389Delta
Thu, Apr 30 - Mon, May 4
Delta Logo
1:10 pm - 10:31 pm
GTF
-
SFO
10h 21m2 stops
Delta Logo
1:59 pm - 10:44 pm
SFO
-
GTF
7h 45m2 stops
$394Delta
Thu, Apr 30 - Tue, May 5
Alaska Airlines Logo
5:59 pm - 9:11 am
GTF
-
SFO
16h 12m2 stops
Alaska Airlines Logo
6:56 pm - 5:19 pm
SFO
-
GTF
21h 23m2 stops
$397Alaska Airlines
Fri, Jan 16 - Fri, Jan 30

Alaska Airlines flights from Great Falls to San Francisco

Our best Alaska Airlines deals on Great Falls to San Francisco flight tickets
Alaska Airlines
Feb 28
GTF6:28 pmGreat Falls
5h 28m
1 stop
SFO10:56 pmSan Francisco
Mar 4
SFO11:34 amSan Francisco
5h 14m
1 stop
GTF5:48 pmGreat Falls
$228
Find similar
Alaska Airlines
Jan 21
GTF5:59 pmGreat Falls
19h 24m
2 stops
SFO12:23 pmSan Francisco
Jan 30
SFO9:00 amSan Francisco
7h 19m
1 stop
GTF5:19 pmGreat Falls
$270
Find similar
Alaska Airlines
Feb 28
GTF6:28 pmGreat Falls
5h 28m
1 stop
SFO10:56 pmSan Francisco
Mar 4
SFO5:20 pmSan Francisco
21h 57m
2 stops
GTF4:17 pmGreat Falls
$285
Find similar

United Airlines flights from Great Falls to San Francisco

Our best United Airlines deals on Great Falls to San Francisco flight tickets
United Airlines
Feb 28
GTF6:25 amGreat Falls
17h 39m
2 stops
SFO11:04 pmSan Francisco
Mar 4
SFO7:25 amSan Francisco
13h 08m
2 stops
GTF9:33 pmGreat Falls
$510
Find similar
United Airlines
Feb 28
GTF6:25 amGreat Falls
17h 39m
2 stops
SFO11:04 pmSan Francisco
Mar 4
SFO7:25 amSan Francisco
13h 08m
2 stops
GTF9:33 pmGreat Falls
$525
Find similar
United Airlines
Feb 28
GTF6:25 amGreat Falls
17h 39m
2 stops
SFO11:04 pmSan Francisco
Mar 4
SFO7:25 amSan Francisco
13h 08m
2 stops
GTF9:33 pmGreat Falls
$545
Find similar

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 December 18, 2025.
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

Great FallsSan Francisco

GTF - SFO

GTFSFO

Great Falls

Sat 2/28

6:28 pm-10:56 pm

1 stop5h 28m

San Francisco

Wed 3/4

11:34 am-5:48 pm

1 stop5h 14m

$228

Great FallsSan Francisco

GTF - SFO

GTFSFO

Great Falls

Wed 1/21

5:59 pm-12:23 pm

2 stops19h 24m

San Francisco

Fri 1/30

9:00 am-5:19 pm

1 stop7h 19m

$270

Great FallsSan Francisco

GTF - SFO

GTFSFO

Great Falls

Sat 2/28

6:28 pm-10:56 pm

1 stop5h 28m

San Francisco

Wed 3/4

5:20 pm-4:17 pm

2 stops21h 57m

$285

Great FallsSan Francisco

GTF - SFO

GTFSFO

Great Falls

Fri 1/16

5:59 pm-12:23 pm

2 stops19h 24m

San Francisco

Fri 1/30

9:00 am-5:19 pm

1 stop7h 19m

$315

Great FallsSan Francisco

GTF - SFO

GTFSFO

Great Falls

Fri 1/16

5:59 pm-5:59 pm

1 stop25h 00m

San Francisco

Fri 1/30

9:00 am-5:19 pm

1 stop7h 19m

$316

Great FallsSan Francisco

GTF - SFO

GTFSFO

Great Falls

Thu 4/30

6:00 pm-10:10 pm

1 stop5h 10m

San Francisco

Tue 5/5

9:10 am-5:20 pm

1 stop7h 10m

$358

Great FallsSan Francisco

GTF - SFO

GTFSFO

Great Falls

Fri 3/27

6:20 pm-11:56 pm

1 stop6h 36m

San Francisco

Sun 3/29

5:40 am-12:24 pm

1 stop5h 44m

$383

Great FallsSan Francisco

GTF - SFO

GTFSFO

Great Falls

Thu 4/30

1:10 pm-6:35 pm

1 stop6h 25m

San Francisco

Mon 5/4

6:00 am-5:39 pm

2 stops10h 39m

$389

Great FallsSan Francisco

GTF - SFO

GTFSFO

Great Falls

Thu 4/30

1:10 pm-10:31 pm

2 stops10h 21m

San Francisco

Tue 5/5

1:59 pm-10:44 pm

2 stops7h 45m

$394

Great FallsSan Francisco

GTF - SFO

GTFSFO

Great Falls

Fri 1/16

5:59 pm-9:11 am

2 stops16h 12m

San Francisco

Fri 1/30

6:56 pm-5:19 pm

2 stops21h 23m

$397

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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 cheapest day to depart on your flight to San Francisco?

The cheapest day to depart from Great Falls to San Francisco is on a Wednesday when prices can be found for as low as $307. The most expensive day to fly to San Francisco is Saturday, with ticket prices averaging around $508.

What is the cheapest time of day to depart on your flight to San Francisco?

Our data shows that the cheapest Great Falls to San Francisco flights are usually those with departure times in the afternoon. Our users have found flights to San Francisco in the afternoon for as low as $338. Flights in the morning are often more expensive with an average ticket price of $377.

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 33m

Direct flights

None
The fastest flight from Great Falls to San Francisco takes 4h 33m
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

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

    There are 874.5 mi between Great Falls and San Francisco. A reasonable flight in good conditions will take 4h 33m.

  • 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
8,005 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
Bodega Bay
Roseville
Hayward
Calistoga
Big Sur
Berkeley
Santa Clara
Walnut Creek
Fremont
Daly City
Half Moon Bay
Vallejo
Salinas
Livermore
Sunnyvale
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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