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San Francisco Bay Area

$99+ Cheap flights from Montana 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 1/21. Fares are subject to change and may not be available on all flights or dates of travel.
BZN — SFO
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
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Cheap flight deals from Montana to San Francisco Bay Area

Cheapest flights from Montana to San Francisco Bay Area
Explore the most affordable flight options available from Montana to San Francisco Bay Area. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.

This Kiwi.com deal was found by Cheapflights users on 12/14. 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.
Fri 12/192:58 pmBIL - SFO
1 stop19h 48mMultiple Airlines
Mon 1/199:11 pmSFO - BIL
2 stops36h 19mMultiple Airlines
Deal found 12/14$339
This Kiwi.com deal was found by Cheapflights users on 12/14. 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.
Fri 12/192:58 pmBIL - SFO
1 stop19h 48mMultiple Airlines
Mon 1/2610:18 pmSFO - BIL
2 stops35h 12mMultiple Airlines
Deal found 12/14$351
This Delta deal was found by Cheapflights users on 12/17. 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 12/2212:15 pmBZN - SFO
1 stop4h 49mDelta
Thu 1/85:45 amSFO - BZN
1 stop4h 15mDelta
Deal found 12/17$442
This Kiwi.com deal was found by Cheapflights users on 12/14. 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.
Fri 12/192:58 pmBIL - SFO
1 stop19h 48mMultiple Airlines
Sat 12/279:30 pmSFO - BIL
2 stops34h 54mMultiple Airlines
Deal found 12/14$458
This United Airlines deal was found by Cheapflights users on 12/17. 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.
Wed 12/241:30 pmBZN - SFO
1 stop20h 18mUnited Airlines
Thu 12/2512:03 pmSFO - BZN
Nonstop2h 21mUnited Airlines
Deal found 12/17$459
This Kiwi.com deal was found by Cheapflights users on 12/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/2310:05 amBZN - SFO
1 stop27h 29mMultiple Airlines
Thu 12/259:30 pmSFO - BZN
2 stops34h 45mMultiple Airlines
Deal found 12/17$482
This Delta deal was found by Cheapflights users on 12/17. 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 12/2912:15 pmBZN - SFO
1 stop4h 49mDelta
Thu 1/14:55 pmSFO - BZN
1 stop5h 08mDelta
Deal found 12/17$492
This Alaska Airlines deal was found by Cheapflights users on 12/17. 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 12/222:57 pmBZN - SFO
1 stop7h 44mAlaska Airlines
Thu 1/87:00 amSFO - BZN
2 stops7h 23mAlaska Airlines
Deal found 12/17$495
This Kiwi.com deal was found by Cheapflights users on 12/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/3112:07 pmBIL - SFO
1 stop10h 29mMultiple Airlines
Sun 1/46:00 amSFO - BIL
1 stop26h 24mMultiple Airlines
Deal found 12/16$498
This Delta deal was found by Cheapflights users on 12/17. 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.
Tue 12/235:50 pmFCA - SFO
1 stop7h 13mDelta
Sun 12/287:20 pmSFO - FCA
1 stop4h 27mDelta
Deal found 12/17$509
This United Airlines deal was found by Cheapflights users on 12/16. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/224:26 pmBZN - SFO
Nonstop2h 41mUnited Airlines
Thu 1/811:20 amSFO - BZN
Nonstop2h 23mUnited Airlines
Deal found 12/16$517
This United Airlines deal was found by Cheapflights users on 12/17. 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.
Mon 12/294:26 pmBZN - SFO
Nonstop2h 41mUnited Airlines
Thu 1/112:03 pmSFO - BZN
Nonstop2h 21mUnited Airlines
Deal found 12/17$527

Find flight deals from Montana to San Francisco Bay Area

Keep the following information in mind while searching for Montana to San Francisco Bay Area flight deals. Data was last updated December 18, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$189
(Alaska Airlines)

One-way from

$99
(Delta)

Popular in

March

Cheapest in

October

Average price

$336
Provider with most accurate pricing for Bozeman Gallatin Field-San Francisco flight deals.
Search Deals
Provider most trusted by Cheapflights users for Bozeman Gallatin Field-San Francisco flights.
Search Deals
From Montana to San Francisco Bay Area
Search Deals
One-way flight from Montana to San Francisco Bay Area
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($37 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($8 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Montana 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 December 18, 2025.
Use the filters below to find and compare flights from Montana to San Francisco Bay Area that are best for you.

Fly from

Montana

Fly to

San Francisco Bay Area

Route

Depart

Return

Price

BozemanSan Francisco

BZN - SFO

BZNSFO

Bozeman Gallatin Field

Wed 2/25

5:14 pm-11:59 pm

1 stop7h 45m

San Francisco

Mon 3/2

7:28 pm-10:53 am

1 stop14h 25m

$189

BozemanSan Francisco

BZN - SFO

BZNSFO

Bozeman Gallatin Field

Tue 2/17

5:30 am-8:58 am

1 stop4h 28m

San Francisco

Tue 2/24

6:00 am-12:15 pm

1 stop5h 15m

$197

BozemanSan Francisco

BZN - SFO

BZNSFO

Bozeman Gallatin Field

Wed 1/21

6:30 pm-11:56 pm

1 stop6h 26m

San Francisco

Mon 2/2

9:50 am-5:50 pm

1 stop7h 00m

$197

MissoulaSan Francisco

MSO - SFO

MSOSFO

Missoula Johnson-Bell Field

Sat 1/24

2:03 pm-8:12 pm

1 stop7h 09m

San Francisco

Wed 2/4

6:18 pm-11:55 pm

1 stop4h 37m

$208

BozemanSan Francisco

BZN - SFO

BZNSFO

Bozeman Gallatin Field

Thu 2/5

3:00 pm-7:20 pm

1 stop5h 20m

San Francisco

Sun 2/8

6:00 am-11:00 am

1 stop4h 00m

$210

KalispellSan Francisco

FCA - SFO

FCASFO

Kalispell Glacier Park

Wed 1/14

12:54 pm-6:43 pm

1 stop6h 49m

San Francisco

Wed 1/21

4:46 pm-11:58 pm

1 stop6h 12m

$212

BozemanSan Francisco

BZN - SFO

BZNSFO

Bozeman Gallatin Field

Thu 1/8

5:15 am-9:00 am

1 stop4h 45m

San Francisco

Mon 1/12

2:39 pm-11:17 pm

2 stops7h 38m

$216

MissoulaSan Francisco

MSO - SFO

MSOSFO

Missoula Johnson-Bell Field

Thu 1/22

4:20 pm-9:58 pm

1 stop6h 38m

San Francisco

Sat 1/24

2:30 pm-11:55 pm

1 stop8h 25m

$218

MissoulaSan Francisco

MSO - SFO

MSOSFO

Missoula Johnson-Bell Field

Fri 4/17

2:35 pm-8:10 pm

1 stop6h 35m

San Francisco

Mon 4/20

5:45 pm-11:55 pm

1 stop5h 10m

$218

MissoulaSan Francisco

MSO - SFO

MSOSFO

Missoula Johnson-Bell Field

Mon 1/26

4:20 pm-9:58 pm

1 stop6h 38m

San Francisco

Wed 1/28

9:00 am-3:31 pm

1 stop5h 31m

$218

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/16

Showing 1-10 of 60 results
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Best time to book a flight from Montana to San Francisco Bay Area

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

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

Currently, July is the cheapest month in which you can book a flight from Montana to San Francisco Bay Area (average of $41). Flying from Montana to San Francisco Bay Area in October is currently the most expensive (average of $196). 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.

What is the cheapest time of day to fly from MT to XIH?

Find hourly flight availability from Montana to San Francisco Bay Area. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 18, 2025.

It’s optimal to fly from Montana to San Francisco Bay Area in the afternoon. By choosing this option you can save up to 20% on the cost of your flight, compared to a flight at noon.

What is the cheapest day to fly from Montana to San Francisco Bay Area?

Use this chart to determine the cheapest time to fly round-trip from Montana to San Francisco Bay Area. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Montana to San Francisco Bay Area flight should consider departing on Friday afternoons when fares are most often at their lowest. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Montana to San Francisco Bay Area

Explore weekly flight availability from Montana to San Francisco Bay Area. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated December 18, 2025.

The most flights from USMT to zzXIH are scheduled on a Thursday (2 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (1 on average).

Related info for your journey

Find useful and relevant information for your journey from Montana 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.

  • How popular is this Montana to San Francisco Bay Area flight route?

    Flights from Montana to San Francisco Bay Area have been viewed 3 times in the past calendar month.

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

    Alaska Airlines, Delta, and Hawaiian Airlines can get you from Montana to San Francisco Bay Area in just under 4h 28m. Your travel time can differ by up to 3h 17m. The distance from Montana to San Francisco Bay Area is about 806 mi. This flight may include one or multiple stops.

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

    For one-way options, check prices for Allegiant Air. According to our data, you can fly for as low as $47. Users have also found prices from $98 and $104 on Delta and Alaska Airlines, respectively.

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

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

  • How can I find direct flights from Montana 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 Montana to San Francisco Bay Area.

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

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

    Currently, July is the cheapest month in which you can book a flight from Montana to San Francisco Bay Area (average of $41). Flying from Montana to San Francisco Bay Area in October is currently the most expensive (average of $196). 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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Alternative routes for Montana to San Francisco Bay Area

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Top 6 airlines flying from Montana to San Francisco Bay Area

Discover the top 6 airlines that operate flights from Montana 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 December 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
Allegiant AirCheapest$41Average$178FlexibilityNo cancel feeOn-time88%
DeltaCheapest$132Average$309FlexibilityNo cancel feeOn-timeN/A
Hawaiian AirlinesCheapest$138Average$333FlexibilityNo cancel feeOn-time85%
Alaska AirlinesCheapest$167Average$419FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$182Average$363FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$233Average$352FlexibilityNo cancel feeOn-time63%

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