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San Francisco Bay Area

$114+ Cheap flights from Great Falls (GTF) to San Francisco Bay Area

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 1/31. Fares are subject to change and may not be available on all flights or dates of travel.
GTF — SFO
Dec 19 — Dec 261
Fri 12/19
Fri 12/26
1 adult, Economy
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Cheap flight deals from Great Falls to San Francisco Bay Area

Keep the following information in mind while searching for Great Falls to San Francisco Bay Area flight deals. Data was last updated November 19, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$199
(Kiwi.com)

One-way from

$114
(United Airlines)

Popular in

January

Cheapest in

April

Average price

$389
Provider with most accurate pricing for Great Falls-San Francisco flight deals.
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Provider most trusted by Cheapflights users for Great Falls-San Francisco flights.
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From Great Falls to San Francisco Bay Area
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One-way flight from Great Falls to San Francisco Bay Area
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Highest demand for flights based on searches. 29% potential increase in price ($165 potential increase over avg. RT price).
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Cheapest flight prices on average. 10% potential price decrease ($38 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Find flight deals from Great Falls to San Francisco Bay Area

Cheapest flights from Great Falls to San Francisco Bay Area
Explore the most affordable flight options available from Great Falls to San Francisco Bay Area. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 19, 2025.

This Alaska Airlines deal was found by Cheapflights users on 11/17. 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.
Mon 12/87:35 pmGTF - SFO
1 stop5h 24mAlaska Airlines
Tue 12/97:25 pmSFO - GTF
1 stop22h 30mAlaska Airlines
Deal found 11/17$260
This Delta deal was found by Cheapflights users on 11/18. 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.
Mon 12/86:10 pmGTF - SFO
2 stops16h 23mDelta
Tue 12/91:58 pmSFO - GTF
2 stops7h 32mDelta
Deal found 11/18$369
This Alaska Airlines deal was found by Cheapflights users on 11/17. 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.
Sat 12/137:35 pmGTF - OAK
1 stop16h 06mAlaska Airlines
Mon 12/157:59 pmOAK - GTF
2 stops21h 56mAlaska Airlines
Deal found 11/17$382
This Kiwi.com deal was found by Cheapflights users on 11/18. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/311:12 amGTF - SFO
1 stop21h 36mMultiple Airlines
Sun 12/711:33 pmSFO - GTF
2 stops57h 54mMultiple Airlines
Deal found 11/18$390
This Delta deal was found by Cheapflights users on 11/17. 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.
Wed 12/36:10 pmGTF - SJC
1 stop6h 43mDelta
Mon 12/85:45 amSJC - GTF
1 stop5h 46mDelta
Deal found 11/17$398
This Alaska Airlines deal was found by Cheapflights users on 11/17. 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.
Mon 12/17:42 pmGTF - SFO
1 stop4h 54mAlaska Airlines
Mon 12/812:22 pmSFO - GTF
1 stop5h 33mAlaska Airlines
Deal found 11/17$398
This Alaska Airlines deal was found by Cheapflights users on 11/16. 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.
Tue 12/237:21 pmGTF - SFO
1 stop5h 33mAlaska Airlines
Wed 12/317:45 amSFO - GTF
2 stops9h 56mAlaska Airlines
Deal found 11/16$399
This Delta deal was found by Cheapflights users on 11/17. 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.
Thu 12/41:12 pmGTF - SJC
2 stops10h 01mDelta
Mon 12/85:45 amSJC - GTF
1 stop5h 46mDelta
Deal found 11/17$404
This Delta deal was found by Cheapflights users on 11/17. 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.
Wed 12/31:12 pmGTF - SFO
2 stops10h 19mDelta
Mon 12/86:00 amSFO - GTF
1 stop5h 31mDelta
Deal found 11/17$404
This United Airlines deal was found by Cheapflights users on 11/17. 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.
Fri 12/52:35 pmGTF - SJC
1 stop7h 52mUnited Airlines
Tue 12/912:40 pmSJC - GTF
1 stop7h 52mUnited Airlines
Deal found 11/17$423
This Delta deal was found by Cheapflights users on 11/17. 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.
Wed 12/36:10 pmGTF - SJC
1 stop6h 43mDelta
Tue 12/99:50 amSJC - GTF
1 stop6h 38mDelta
Deal found 11/17$428
This Delta deal was found by Cheapflights users on 11/17. 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.
Mon 12/16:10 pmGTF - SJC
1 stop19h 21mDelta
Mon 12/85:45 amSJC - GTF
1 stop5h 46mDelta
Deal found 11/17$463

Cheapflights Fare Finder

 
Customize your flight search to find flights from Great Falls to San Francisco Bay Area 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 November 19, 2025.
Use the filters below to find and compare flights from Great Falls to San Francisco Bay Area that are best for you.

Fly from

Great Falls

Fly to

San Francisco Bay Area

Route

Depart

Return

Price

Great FallsSan Jose

GTF - SJC

GTFSJC

Great Falls

Wed 1/14

6:10 pm-10:55 pm

1 stop5h 45m

San Jose

Sun 1/18

5:04 pm-10:30 pm

1 stop4h 26m

$219

Great FallsSan Francisco

GTF - SFO

GTFSFO

Great Falls

Tue 1/27

1:15 pm-5:38 pm

1 stop5h 23m

San Francisco

Sat 1/31

5:05 pm-10:30 pm

1 stop4h 25m

$228

Great FallsSan Francisco

GTF - SFO

GTFSFO

Great Falls

Sat 1/24

1:15 pm-10:54 pm

2 stops10h 39m

San Francisco

Tue 2/3

9:50 am-5:30 pm

1 stop6h 40m

$234

Great FallsSan Francisco

GTF - SFO

GTFSFO

Great Falls

Sat 1/24

5:59 pm-11:03 pm

1 stop6h 04m

San Francisco

Fri 1/30

9:00 am-5:19 pm

1 stop7h 19m

$238

Great FallsSan Francisco

GTF - SFO

GTFSFO

Great Falls

Sun 1/25

5:59 pm-9:58 pm

1 stop4h 59m

San Francisco

Wed 2/4

9:00 am-5:19 pm

1 stop7h 19m

$238

Great FallsOakland

GTF - OAK

GTFOAK

Great Falls

Tue 3/10

6:15 pm-11:53 pm

1 stop6h 38m

Oakland

Wed 3/11

5:55 am-12:32 pm

1 stop5h 37m

$238

Great FallsSan Francisco

GTF - SFO

GTFSFO

Great Falls

Fri 1/23

1:15 pm-8:29 pm

2 stops8h 14m

San Francisco

Sat 1/31

6:00 am-12:33 pm

1 stop5h 33m

$244

Great FallsSan Francisco

GTF - SFO

GTFSFO

Great Falls

Mon 1/26

5:30 am-1:43 pm

2 stops9h 13m

San Francisco

Sat 1/31

5:05 pm-10:30 pm

1 stop4h 25m

$244

Great FallsSan Francisco

GTF - SFO

GTFSFO

Great Falls

Mon 1/26

5:30 am-1:43 pm

2 stops9h 13m

San Francisco

Tue 2/3

6:00 am-12:33 pm

1 stop5h 33m

$244

Great FallsOakland

GTF - OAK

GTFOAK

Great Falls

Tue 3/10

6:07 pm-10:49 pm

1 stop5h 42m

Oakland

Wed 3/11

6:15 am-5:07 pm

1 stop9h 52m

$255

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/18

Showing 1-10 of 31 results
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Best time to book a flight from Great Falls to San Francisco Bay Area

Have a flexible travel schedule? Discover the best time to fly to San Francisco Bay Area from Great Falls 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 Great Falls to San Francisco Bay Area

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

Currently, September is the cheapest month in which you can book a flight from Great Falls to San Francisco Bay Area (average of $129). Flying from Great Falls to San Francisco Bay Area in January is currently the most expensive (average of $298). 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.

Reviews of airlines servicing San Francisco Bay Area

Get insights into the airlines that provide service to San Francisco Bay Area. 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 San Francisco Bay Area. Reviews last updated November 19, 2025.
Peruse reviews from past customers who have flown with Delta from Great Falls to San Francisco Bay Area to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,004 reviews

Boarding

8.1

Food

7.3

Overall

7.9

Entertainment

7.9

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
7.9
Good
8,004 reviews
Delta
7.9
Good
8,004 reviews

Boarding

8.1

Food

7.3

Overall

7.9

Entertainment

7.9

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

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

  • What airport do you fly from for flights from Great Falls to San Francisco Bay Area?

    Great Falls (GTF) is the airport you will fly out of if you book a flight from Great Falls to San Francisco Bay Area. It is only a 3.5 mi journey to Great Falls (GTF) from Great Falls’s city center.

  • How long is the flight from Great Falls to San Francisco Bay Area?

    A quick flight from Great Falls to San Francisco Bay Area can take about 5h 45m. Delta provides one of the quickest options available for as low as $219. The distance from Great Falls to San Francisco Bay Area is about 880 mi. This flight may include one or multiple stops.

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

    The cheapest airline one-way is United Airlines, with whom users have recently found tickets for as low as $114. However, be on the lookout for offers from Alaska Airlines and Delta, as they are both options that can get you from Great Falls to San Francisco Bay Area for a low price.

  • What are the most popular routes from Great Falls to San Francisco Bay Area?

    The most popular flight routes from Great Falls to San Francisco Bay Area are Great Falls - San Jose, Great Falls - San Francisco and Great Falls - Oakland.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Great Falls to San Francisco Bay Area 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 Great Falls to San Francisco Bay Area?

    Currently, September is the cheapest month in which you can book a flight from Great Falls to San Francisco Bay Area (average of $129). Flying from Great Falls to San Francisco Bay Area in January is currently the most expensive (average of $298). 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 airline flying from Great Falls to San Francisco Bay Area

Discover the top airline that operate flights from Great Falls to San Francisco Bay Area. 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 November 19, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$132Average$328FlexibilityNo cancel feeOn-timeN/A

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