HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Big Sky

$144+ Cheap flights from San Francisco (SFO) to Big Sky, MT

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 8/8. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — BZN
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from San Francisco to Big Sky with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from San Francisco to Big Sky are usually found in October or January, booked 80 days in advance, depart on a Tuesday or Saturday and return on a Thursday

Cheap flight deals from San Francisco to Big Sky

Keep the following information in mind while searching for San Francisco to Big Sky flight deals. Data was last updated June 12, 2025.

Round-trip from

$271
(Alaska Airlines)

One-way from

$144
(Delta)

Popular in

December

Cheapest in

October

Average price

$433
From San Francisco to Big Sky
Search Deals
One-way flight from San Francisco to Big Sky
Search Deals
Highest demand for flights based on searches. 2% potential increase in price ($11 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($8 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2025
Search Deals

Find flight deals from San Francisco to Big Sky

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

This Alaska 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/910:00 amSFO - BZN
2 stops13h 11mAlaska Airlines
Mon 7/147:25 pmBZN - SFO
1 stop5h 33mAlaska Airlines
Deal found 6/10$271
This Delta deal was found by Cheapflights users on 6/9. 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 7/19:11 amSFO - BZN
1 stop6h 33mDelta
Sat 7/125:15 pmBZN - SFO
1 stop8h 04mDelta
Deal found 6/9$274
This Hawaiian 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/1011:25 amSFO - BZN
1 stop6h 06mHawaiian Airlines
Wed 7/161:46 pmBZN - SFO
Nonstop2h 34mHawaiian Airlines
Deal found 6/10$278
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.
Fri 10/1712:00 pmSFO - BZN
Nonstop2h 16mUnited Airlines
Mon 10/204:19 pmBZN - SFO
Nonstop2h 31mUnited Airlines
Deal found 6/10$279
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/264:00 pmSFO - BZN
1 stop6h 50mSouthwest
Tue 7/11:55 pmBZN - SFO
2 stops9h 10mSouthwest
Deal found 6/10$309
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/2312:59 amSFO - BZN
1 stop8h 40mAmerican Airlines
Thu 7/103:58 pmBZN - SFO
1 stop9h 10mAmerican Airlines
Deal found 6/11$375

Cheapflights Fare Finder

Customize your flight search to find flights from San Francisco to Big Sky 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 Big Sky that are best for you.

Fly from

San Francisco

Fly to

Big Sky

Route

Depart

Return

Price

San FranciscoBozeman

SFO - BZN

SFOBZN

San Francisco

Wed 7/9

10:00 am-12:11 am

2 stops13h 11m

Bozeman Gallatin Field

Mon 7/14

7:25 pm-11:58 pm

1 stop5h 33m

$271

San FranciscoBozeman

SFO - BZN

SFOBZN

San Francisco

Tue 7/1

9:11 am-4:44 pm

1 stop6h 33m

Bozeman Gallatin Field

Sat 7/12

5:15 pm-12:19 am

1 stop8h 04m

$274

San FranciscoBozeman

SFO - BZN

SFOBZN

San Francisco

Thu 7/10

11:25 am-6:31 pm

1 stop6h 06m

Bozeman Gallatin Field

Wed 7/16

1:46 pm-3:20 pm

Nonstop2h 34m

$278

San FranciscoBozeman

SFO - BZN

SFOBZN

San Francisco

Fri 10/17

12:00 pm-3:16 pm

Nonstop2h 16m

Bozeman Gallatin Field

Mon 10/20

4:19 pm-5:50 pm

Nonstop2h 31m

$279

San FranciscoBozeman

SFO - BZN

SFOBZN

San Francisco

Thu 6/26

4:00 pm-11:50 pm

1 stop6h 50m

Bozeman Gallatin Field

Tue 7/1

1:55 pm-10:05 pm

2 stops9h 10m

$309

San FranciscoBozeman

SFO - BZN

SFOBZN

San Francisco

Mon 7/7

12:55 am-10:31 am

1 stop8h 36m

Bozeman Gallatin Field

Tue 7/15

1:46 pm-3:20 pm

Nonstop2h 34m

$368

San FranciscoBozeman

SFO - BZN

SFOBZN

San Francisco

Fri 8/8

1:17 pm-10:45 pm

2 stops8h 28m

$144

San FranciscoBozeman

SFO - BZN

SFOBZN

San Francisco

Sat 8/16

12:04 pm-3:20 pm

Nonstop2h 16m

$149

San FranciscoBozeman

SFO - BZN

SFOBZN

San Francisco

Sat 8/9

1:06 pm-4:21 pm

Nonstop2h 15m

$152

San FranciscoBozeman

SFO - BZN

SFOBZN

San Francisco

Sat 6/21

12:04 pm-3:20 pm

Nonstop2h 16m

$170

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Showing 1-10 of 13 results
1
2

Best time to book a flight from San Francisco to Big Sky

Have a flexible travel schedule? Discover the best time to fly to Big Sky 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 Big Sky

How far ahead should I book a flight from San Francisco to Big Sky?

Use this chart to determine the optimal time to book a round-trip flight from San Francisco to Big Sky. Price data was last updated on June 9, 2025.

To ensure you get the cheapest price possible for a flight from San Francisco to Big Sky, you should look to book at least 80 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from San Francisco to Big Sky?

Currently, October is the cheapest month in which you can book a flight from San Francisco to Big Sky (average of $371). Flying from San Francisco to Big Sky in May is currently the most expensive (average of $479). 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 SFO to BS1?

Find hourly flight availability from San Francisco to Big Sky. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 12, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from San Francisco to Big Sky as you normally would.

What is the cheapest day to fly from San Francisco to Big Sky?

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

Travelers seeking maximum savings on their San Francisco to Big Sky flight should consider departing on Tuesday at noon when fares are most often at their lowest. Thursday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from San Francisco to Big Sky

Explore weekly flight availability from San Francisco to Big Sky. 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 June 12, 2025.

The most flights from SFO to BS1 are scheduled on a Monday (5 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (3 on average).

Rainfall in Big Sky by month

Plan your trip to Big Sky by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Big Sky ranges from 0.4 - 2.0 inches per month. May is typically the wettest month, when rainfall can reach 2.0 in. January is typically the driest time to visit Big Sky when rainfall is around 0.4 in.

Temperature in Big Sky by month

Plan your trip to Big Sky by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Big Sky, 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 64.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 15.8 F).

Reviews of airlines servicing Big Sky

Get insights into the airlines that provide service to Big Sky. 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 Big Sky. Reviews last updated June 12, 2025.
Get a feel of what it's like to fly with Alaska Airlines, Southwest and Delta from San Francisco to Big Sky by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Entertainment

7.1

Overall

8.0

Boarding

8.1

Comfort

7.8

Crew

8.5

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

Food

7.1

Entertainment

7.1

Overall

8.0

Boarding

8.1

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,287 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Entertainment

7.1

Overall

8.0

Boarding

8.1

Comfort

7.8

Crew

8.5

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

Food

7.1

Entertainment

7.1

Overall

8.0

Boarding

8.1

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Hawaiian Airlines
7.9
Good
2,494 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Entertainment

7.1

Overall

8.0

Boarding

8.1

Comfort

7.8

Crew

8.5

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

Food

7.1

Entertainment

7.1

Overall

8.0

Boarding

8.1

Comfort

7.8

Crew

8.5

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 Big Sky. 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 San Francisco to Big Sky?

    If you book a flight to Big Sky from San Francisco, you will be flying from San Francisco, which is the city’s only airport. San Francisco (SFO) is located 11.8 mi from the center of San Francisco. There are 4 flights from San Francisco to Big Sky per day from 6 different airlines.

  • How popular is this San Francisco to Big Sky flight route?

    Within the past month, 1 users have taken a look at flights from San Francisco to Big Sky.

  • What are the cheapest airlines to fly from San Francisco to Big Sky one-way?

    $144 is the cheapest one-way deal found within the past few days, from Delta. You may also be able to find cheap deals on Alaska Airlines and United Airlines, with prices starting from $149 and $152, respectively.

  • What are the most reliable airlines from San Francisco to Big Sky?

    No one likes to see their flight delayed. When booking a flight from San Francisco to Big Sky consider choosing United Airlines (79%), Air New Zealand (78%) or SkyWest Airlines (78%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from San Francisco to Big Sky?

    On average you can expect to pay $328 for a flight from San Francisco to Big Sky. The cheapest flight overall is $153 while the most popular route, (San Francisco - Bozeman Gallatin Field) is currently priced at $209.

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

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

  • How can I find direct flights from San Francisco to Big Sky?

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

  • Can I find deals for business class flights from San Francisco to Big Sky?

    Yes. Cheapflights offers flight deals from San Francisco to Big Sky 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 Big Sky?

    Currently, October is the cheapest month in which you can book a flight from San Francisco to Big Sky (average of $371). Flying from San Francisco to Big Sky in May is currently the most expensive (average of $479). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for San Francisco to Big Sky

See prices for flight routes from nearby airports that may be better suited for you.
San Francisco to Bozeman flights
Los Angeles to Bozeman flights
Los Angeles to Kalispell flights
San Francisco to Kalispell flights
San Diego to Kalispell flights
San Francisco to Missoula flights
Los Angeles to Missoula flights
Ontario to Bozeman flights
San Diego to Bozeman flights
Ontario to Kalispell flights
Sacramento to Bozeman flights
San Diego to Missoula flights
Ontario to Missoula flights
San Jose to Kalispell flights
Santa Ana to Missoula flights
Santa Ana to Kalispell flights
Santa Ana to Bozeman flights
Los Angeles to Billings flights
San Francisco to West Yellowstone flights
Sacramento to Kalispell flights
Las Vegas to Bozeman flights
San Jose to Bozeman flights
Oakland to Kalispell flights
Burbank to Missoula flights
Oakland to Bozeman flights
Burbank to Kalispell flights
Fresno to Bozeman flights
Los Angeles to Helena flights
Oakland to Missoula flights
San Jose to Missoula flights
Sacramento to Missoula flights
San Francisco to Helena flights
San Francisco to Billings flights
Ontario to Billings flights
San Diego to Great Falls flights
San Jose to West Yellowstone flights
Las Vegas to Kalispell flights
Medford to Kalispell flights
Burbank to Bozeman flights
Sacramento to Helena flights
Reno to Billings flights
Fresno to Kalispell flights
Palm Springs to Bozeman flights
San Diego to Billings flights
Santa Barbara to Bozeman flights
Fresno to Missoula flights
Los Angeles to Great Falls flights
Medford to Billings flights
Santa Ana to West Yellowstone flights
Los Angeles to Butte flights

Top 6 airlines flying from San Francisco to Big Sky

Discover the top 6 airlines that operate flights from San Francisco to Big Sky. 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
United AirlinesCheapest$214Average$469FlexibilityNo cancel feeOn-time69%
DeltaCheapest$217Average$454FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$217Average$453FlexibilityNo cancel feeOn-time75%
Hawaiian AirlinesCheapest$228Average$381FlexibilityNo cancel feeOn-time85%
SouthwestCheapest$266Average$430FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$267Average$447FlexibilityNo cancel feeOn-time71%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.