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$118+ Cheap flights from San Francisco to Great Falls (SFO - GTF)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/30. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — GTF
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheap flight deals from San Francisco to Great Falls

Discover tips and strategies to find the most affordable flight options for your journey from San Francisco (SFO) to Great Falls (GTF). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 12, 2025.

Round-trip from

$242
(Delta)

One-way from

$118
(Delta)

Popular in

September

Cheapest in

April

Average price

$503
From San Francisco to Great Falls
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One-way flight from San Francisco to Great Falls
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Highest demand for flights based on searches. 17% potential increase in price ($87 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($23 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from San Francisco to Great Falls

Cheapest flights from San Francisco to Great Falls
Explore the most affordable flight options available from San Francisco to Great Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This Delta deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/176:05 amSFO - GTF
2 stops10h 37mDelta
Sun 10/196:20 pmGTF - SFO
1 stop6h 33mDelta
Deal found 6/11$242
This Alaska Airlines deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/149:15 amSFO - GTF
1 stop5h 58mAlaska Airlines
Sun 8/174:55 pmGTF - SFO
1 stop18h 34mAlaska Airlines
Deal found 6/12$310
This United Airlines deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/282:36 pmSFO - GTF
1 stop5h 37mUnited Airlines
Sun 6/296:25 amGTF - SFO
1 stop7h 59mUnited Airlines
Deal found 6/10$528

Cheapflights Fare Finder

Customize your flight search to find flights from San Francisco to Great Falls 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, Cheapflights users made 2,558,603 searches. Data last updated June 12, 2025.
Use the filters below to find and compare flights from San Francisco to Great Falls that are best for you.

Fly from

San Francisco

Fly to

Great Falls

Route

Depart

Return

Price

San FranciscoGreat Falls

SFO - GTF

SFOGTF

San Francisco

Fri 10/17

6:05 am-5:42 pm

2 stops10h 37m

Great Falls

Sun 10/19

6:20 pm-11:53 pm

1 stop6h 33m

$242

San FranciscoGreat Falls

SFO - GTF

SFOGTF

San Francisco

Thu 8/14

9:15 am-4:13 pm

1 stop5h 58m

Great Falls

Sun 8/17

4:55 pm-10:29 am

1 stop18h 34m

$310

San FranciscoGreat Falls

SFO - GTF

SFOGTF

San Francisco

Sat 6/28

2:36 pm-9:13 pm

1 stop5h 37m

Great Falls

Sun 6/29

6:25 am-1:24 pm

1 stop7h 59m

$528

San FranciscoGreat Falls

SFO - GTF

SFOGTF

San Francisco

Sat 8/30

5:35 am-11:03 am

1 stop4h 28m

$118

San FranciscoGreat Falls

SFO - GTF

SFOGTF

San Francisco

Wed 7/16

9:15 am-4:13 pm

1 stop5h 58m

$277

San FranciscoGreat Falls

SFO - GTF

SFOGTF

San Francisco

Wed 7/16

9:11 am-7:12 pm

3 stops33h 01m

$433

San FranciscoGreat Falls

SFO - GTF

SFOGTF

San Francisco

Tue 7/15

12:30 am-1:36 pm

2 stops12h 06m

$687

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/12

Best time to book a flight from San Francisco to Great Falls

Have a flexible travel schedule? Discover the best time to fly to Great Falls from San Francisco with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from San Francisco to Great Falls

Rainfall in Great Falls by month

Plan your trip to Great Falls by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Great Falls ranges from 0.5 - 2.5 inches per month. June is typically the wettest month, when rainfall can reach 2.5 in. January is typically the driest time to visit Great Falls when rainfall is around 0.5 in.

Temperature in Great Falls by month

Plan your trip to Great Falls by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Great Falls, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 68.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 24.8 F).

Reviews of airlines servicing Great Falls

Get insights into the airlines that provide service to Great Falls. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Great Falls. Reviews last updated June 12, 2025.
Read through reviews of airlines operating flights from San Francisco to Great Falls, such as Alaska Airlines, Delta and United Airlines. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,950 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,790 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

Find useful and relevant information for your journey from San Francisco to Great Falls. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines flying from San Francisco to Great Falls round-trip?

    Flying on Delta is currently your cheapest option to Great Falls, with prices starting at $242. Additional round-trip tickets that might be worth considering are offered by Alaska Airlines and United Airlines, with the lowest prices starting at $310 and $528, respectively. These flights start at 43% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from San Francisco to Great Falls one-way?

    For one-way options, check prices for Delta. According to our data, you can fly for as low as $118. Users have also found prices from $277 and $687 on Alaska Airlines and United Airlines, respectively.

  • Can I find deals for flights from San Francisco to Great Falls that include hotel bookings?

    Yes. In addition to deals on San Francisco to Great Falls flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from San Francisco to Great Falls?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Francisco to Great Falls.

  • Can I find deals for business class flights from San Francisco to Great Falls?

    Yes. Cheapflights offers flight deals from San Francisco to Great Falls by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from San Francisco to Great Falls?

    Currently, January is the cheapest month in which you can book a flight from San Francisco to Great Falls (average of $367). Flying from San Francisco to Great Falls in July is currently the most expensive (average of $574). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Top 2 airlines flying from San Francisco to Great Falls

Discover the top 2 airlines that operate flights from San Francisco to Great Falls. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$261Average$491FlexibilityNo cancel feeOn-time75%
DeltaCheapest$318Average$393FlexibilityNo cancel feeOn-timeN/A

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