Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Great Falls to San Francisco from $118

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 9/2. 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

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Great Falls to San Francisco

Cheap round-trip flights

Delta Logo
6:06 pm - 10:51 pmGTF-SFO
5h 45m1 stop
Delta Logo
12:30 pm - 10:45 pmSFO-GTF
9h 15m2 stops
$250Delta
Find Deal
Fri, Aug 29 - Tue, Sep 2
Delta Logo
6:06 pm - 10:51 pmGTF-SFO
5h 45m1 stop
Delta Logo
10:00 am - 5:26 pmSFO-GTF
6h 26m1 stop
$272Delta
Find Deal
Fri, Aug 29 - Tue, Sep 2
Delta Logo
6:09 pm - 11:43 pmGTF-SFO
6h 34m1 stop
Delta Logo
6:00 am - 5:29 pmSFO-GTF
10h 29m2 stops
$322Delta
Find Deal
Mon, Oct 13 - Fri, Oct 17
Alaska Airlines Logo
6:15 pm - 10:29 pmGTF-SFO
5h 14m1 stop
Alaska Airlines Logo
7:00 am - 5:35 pmSFO-GTF
9h 35m1 stop
$346Alaska Airlines
Find Deal
Mon, Oct 13 - Fri, Oct 17
Delta Logo
1:08 pm - 11:33 pmGTF-SFO
11h 25m2 stops
Delta Logo
6:00 am - 5:29 pmSFO-GTF
10h 29m2 stops
$360Delta
Find Deal
Mon, Oct 13 - Fri, Oct 17
Delta Logo
5:45 am - 12:11 pmGTF-SFO
7h 26m1 stop
Delta Logo
5:03 pm - 10:45 pmSFO-GTF
4h 42m1 stop
$372Delta
Find Deal
Tue, Aug 19 - Tue, Aug 26
Alaska Airlines Logo
4:29 pm - 6:13 pmGTF-SFO
26h 44m2 stops
Alaska Airlines Logo
5:14 pm - 3:49 pmSFO-GTF
21h 35m2 stops
$390Alaska Airlines
Find Deal
Fri, Aug 29 - Tue, Sep 2
United Airlines Logo
2:35 pm - 9:46 pmGTF-SFO
8h 11m1 stop
United Airlines Logo
5:00 am - 1:37 pmSFO-GTF
7h 37m1 stop
$564United Airlines
Find Deal
Fri, Aug 15 - Tue, Aug 19
United Airlines Logo
2:35 pm - 7:27 amGTF-SFO
17h 52m2 stops
United Airlines Logo
6:30 am - 1:37 pmSFO-GTF
6h 07m1 stop
$612United Airlines
Find Deal
Fri, Aug 15 - Tue, Aug 19
Alaska Airlines Logo
4:55 pm - 11:39 pmGTF-SFO
7h 44m2 stops
Alaska Airlines Logo
6:00 am - 4:13 pmSFO-GTF
9h 13m2 stops
$1,033Alaska Airlines
Find Deal
Fri, Aug 15 - Tue, Aug 19

Delta flights from Great Falls to San Francisco

Our best Delta deals on Great Falls to San Francisco flight tickets
Delta
Aug 29
GTF6:06 pmGreat Falls
5h 45m
1 stop
SFO10:51 pmSan Francisco
Sep 2
SFO12:30 pmSan Francisco
9h 15m
2 stops
GTF10:45 pmGreat Falls
$250
Find similar
Delta
Aug 29
GTF6:06 pmGreat Falls
5h 45m
1 stop
SFO10:51 pmSan Francisco
Sep 2
SFO10:00 amSan Francisco
6h 26m
1 stop
GTF5:26 pmGreat Falls
$272
Find similar
Delta
Oct 13
GTF6:09 pmGreat Falls
6h 34m
1 stop
SFO11:43 pmSan Francisco
Oct 17
SFO6:00 amSan Francisco
10h 29m
2 stops
GTF5:29 pmGreat Falls
$322
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
Aug 15
GTF2:35 pmGreat Falls
8h 11m
1 stop
SFO9:46 pmSan Francisco
Aug 19
SFO5:00 amSan Francisco
7h 37m
1 stop
GTF1:37 pmGreat Falls
$564
Find similar
United Airlines
Aug 15
GTF2:35 pmGreat Falls
17h 52m
2 stops
SFO7:27 amSan Francisco
Aug 19
SFO6:30 amSan Francisco
6h 07m
1 stop
GTF1:37 pmGreat Falls
$612
Find similar
United Airlines
Aug 6
GTF2:35 pmGreat Falls
18h 02m
2 stops
SFO7:37 amSan Francisco
Aug 11
SFO9:25 pmSan Francisco
15h 11m
2 stops
GTF1:36 pmGreat Falls
$768
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 July 31, 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

Fri 8/29

6:06 pm-10:51 pm

1 stop5h 45m

San Francisco

Tue 9/2

12:30 pm-10:45 pm

2 stops9h 15m

$250

Great FallsSan Francisco

GTF - SFO

GTFSFO

Great Falls

Fri 8/29

6:06 pm-10:51 pm

1 stop5h 45m

San Francisco

Tue 9/2

10:00 am-5:26 pm

1 stop6h 26m

$272

Great FallsSan Francisco

GTF - SFO

GTFSFO

Great Falls

Mon 10/13

6:09 pm-11:43 pm

1 stop6h 34m

San Francisco

Fri 10/17

6:00 am-5:29 pm

2 stops10h 29m

$322

Great FallsSan Francisco

GTF - SFO

GTFSFO

Great Falls

Mon 10/13

6:15 pm-10:29 pm

1 stop5h 14m

San Francisco

Fri 10/17

7:00 am-5:35 pm

1 stop9h 35m

$346

Great FallsSan Francisco

GTF - SFO

GTFSFO

Great Falls

Mon 10/13

1:08 pm-11:33 pm

2 stops11h 25m

San Francisco

Fri 10/17

6:00 am-5:29 pm

2 stops10h 29m

$360

Great FallsSan Francisco

GTF - SFO

GTFSFO

Great Falls

Tue 8/19

5:45 am-12:11 pm

1 stop7h 26m

San Francisco

Tue 8/26

5:03 pm-10:45 pm

1 stop4h 42m

$372

Great FallsSan Francisco

GTF - SFO

GTFSFO

Great Falls

Fri 8/29

4:29 pm-6:13 pm

2 stops26h 44m

San Francisco

Tue 9/2

5:14 pm-3:49 pm

2 stops21h 35m

$390

Great FallsSan Francisco

GTF - SFO

GTFSFO

Great Falls

Fri 8/15

2:35 pm-9:46 pm

1 stop8h 11m

San Francisco

Tue 8/19

5:00 am-1:37 pm

1 stop7h 37m

$564

Great FallsSan Francisco

GTF - SFO

GTFSFO

Great Falls

Fri 8/15

2:35 pm-7:27 am

2 stops17h 52m

San Francisco

Tue 8/19

6:30 am-1:37 pm

1 stop6h 07m

$612

Great FallsSan Francisco

GTF - SFO

GTFSFO

Great Falls

Fri 8/15

4:55 pm-11:39 pm

2 stops7h 44m

San Francisco

Tue 8/19

6:00 am-4:13 pm

2 stops9h 13m

$1,033

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 12 resultsSorted by cheapest first
1
2

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

Best Price Found

$118

Fastest flight time

4h 19m

Direct flights

None

Airports in San Francisco

1 airport
The best one-way flight to San Francisco from Great Falls in the past 72 hours is $118. The best round-trip flight deal from Great Falls to San Francisco found on momondo in the last 72 hours is $250.
The fastest flight from Great Falls to San Francisco takes 4h 19m
There are no direct flights from Great Falls to San Francisco. Popular non-direct route for this connection is Great Falls Airport - San Francisco Airport.
There is 1 airport near San Francisco: San Francisco (SFO)
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 19m.

  • 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 $210Free CancellationRating
8.0
7,981 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
Calistoga
Hayward
Bodega Bay
Sonoma
Roseville
Santa Clara
Big Sur
Daly City
Berkeley
Walnut Creek
Fremont
Half Moon Bay
South San Francisco
Redwood City
Vallejo
Sunnyvale
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.

An easier way to manage your San Francisco trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Tue 8/5
Tue 8/12
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States