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$84+ Cheap flights from San Diego (SAN) to Montana

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 1/12. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — BZN
Jan 13 — Jan 201
Tue 1/13
Tue 1/20
1 adult, Economy
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Cheap flight deals from San Diego to Montana

Cheapest flights from San Diego to Montana
Explore the most affordable flight options available from San Diego to Montana. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 14, 2025.

This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/256:30 amSAN - BZN
1 stop7h 57mUnited Airlines
Mon 12/294:26 pmBZN - SAN
1 stop5h 22mUnited Airlines
Deal found 12/14$279
This Delta deal was found by Cheapflights users on 12/13. 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 12/221:13 pmSAN - BZN
1 stop9h 33mDelta
Sun 12/285:20 amBZN - SAN
1 stop4h 35mDelta
Deal found 12/13$299
This Kiwi.com deal was found by Cheapflights users on 12/13. 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.
Mon 12/227:21 pmSAN - BZN
1 stop12h 54mMultiple Airlines
Tue 12/3010:05 amBZN - SAN
1 stop27h 06mMultiple Airlines
Deal found 12/13$313
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/245:03 pmSAN - BZN
1 stop5h 00mDelta
Sun 12/285:20 amBZN - SAN
1 stop4h 35mDelta
Deal found 12/14$329
This United Airlines deal was found by Cheapflights users on 12/13. 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.
Tue 12/2312:42 pmSAN - BZN
1 stop7h 26mUnited Airlines
Mon 12/291:30 pmBZN - SAN
1 stop7h 27mUnited Airlines
Deal found 12/13$335
This United Airlines deal was found by Cheapflights users on 12/12. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/296:15 amSAN - BZN
1 stop5h 13mUnited Airlines
Mon 1/54:25 pmBZN - SAN
1 stop7h 07mUnited Airlines
Deal found 12/12$345
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/246:30 amSAN - BZN
1 stop7h 57mUnited Airlines
Mon 12/294:26 pmBZN - SAN
1 stop5h 22mUnited Airlines
Deal found 12/14$349
This Delta deal was found by Cheapflights users on 12/13. 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 12/221:13 pmSAN - BZN
1 stop9h 33mDelta
Mon 12/295:20 amBZN - SAN
1 stop4h 35mDelta
Deal found 12/13$369
This Delta deal was found by Cheapflights users on 12/13. 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 12/182:12 pmSAN - BZN
1 stop8h 25mDelta
Sun 12/215:20 amBZN - SAN
1 stop4h 35mDelta
Deal found 12/13$374
This United Airlines deal was found by Cheapflights users on 12/12. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/1812:42 pmSAN - FCA
1 stop8h 17mUnited Airlines
Sun 12/215:15 pmFCA - SAN
1 stop6h 17mUnited Airlines
Deal found 12/12$374
This United Airlines deal was found by Cheapflights users on 12/13. 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 12/316:15 amSAN - BZN
1 stop5h 13mUnited Airlines
Thu 1/16:22 pmBZN - SAN
1 stop5h 10mUnited Airlines
Deal found 12/13$378
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.
Mon 12/297:21 pmSAN - BZN
1 stop12h 54mMultiple Airlines
Sat 1/310:05 amBZN - SAN
2 stops25h 08mMultiple Airlines
Deal found 12/14$388

Find flight deals from San Diego to Montana

Keep the following information in mind while searching for San Diego to Montana flight deals. Data was last updated December 14, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$167
(Southwest)

One-way from

$84
(Southwest)

Popular in

June

Cheapest in

November

Average price

$396

Good round-trip deal

$232 or less
Provider with most accurate pricing for San Diego-Bozeman Gallatin Field flight deals.
Search Deals
Provider most trusted by Cheapflights users for San Diego-Bozeman Gallatin Field flights.
Search Deals
From San Diego to Montana
Search Deals
One-way flight from San Diego to Montana
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($66 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($10 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals
Price to beat on a round-trip flight from San Diego to Montana.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Diego to Montana 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 14, 2025.
Use the filters below to find and compare flights from San Diego to Montana that are best for you.

Fly from

San Diego

Fly to

Montana

Route

Depart

Return

Price

San DiegoBozeman

SAN - BZN

SANBZN

San Diego

Wed 3/11

6:15 am-12:32 pm

1 stop5h 17m

Bozeman Gallatin Field

Wed 3/18

10:38 am-5:26 pm

1 stop7h 48m

$187

San DiegoBozeman

SAN - BZN

SANBZN

San Diego

Fri 1/16

6:15 am-12:03 pm

1 stop4h 48m

Bozeman Gallatin Field

Sun 1/18

10:50 am-3:04 pm

1 stop5h 14m

$187

San DiegoBozeman

SAN - BZN

SANBZN

San Diego

Fri 1/30

1:00 pm-9:33 pm

1 stop7h 33m

Bozeman Gallatin Field

Sun 2/1

1:13 pm-7:54 pm

1 stop7h 41m

$187

San DiegoBozeman

SAN - BZN

SANBZN

San Diego

Thu 2/26

3:25 pm-10:25 pm

1 stop6h 00m

Bozeman Gallatin Field

Sun 3/1

7:30 am-2:29 pm

1 stop7h 59m

$197

San DiegoBozeman

SAN - BZN

SANBZN

San Diego

Sun 1/4

8:03 am-12:03 pm

Nonstop3h 00m

Bozeman Gallatin Field

Wed 1/7

3:03 pm-8:58 pm

1 stop6h 55m

$197

San DiegoBozeman

SAN - BZN

SANBZN

San Diego

Sat 2/7

1:45 pm-8:25 pm

1 stop5h 40m

Bozeman Gallatin Field

Wed 2/11

5:15 am-8:50 am

1 stop4h 35m

$197

San DiegoBozeman

SAN - BZN

SANBZN

San Diego

Thu 1/22

11:58 am-8:06 pm

1 stop7h 08m

Bozeman Gallatin Field

Tue 1/27

5:15 am-8:50 am

1 stop4h 35m

$197

San DiegoBozeman

SAN - BZN

SANBZN

San Diego

Thu 2/5

4:01 pm-11:56 pm

1 stop6h 55m

Bozeman Gallatin Field

Tue 2/10

7:20 am-1:19 pm

1 stop6h 59m

$211

San DiegoBozeman

SAN - BZN

SANBZN

San Diego

Thu 2/5

3:25 pm-10:27 pm

1 stop6h 02m

Bozeman Gallatin Field

Tue 2/10

6:30 pm-11:48 pm

1 stop6h 18m

$214

San DiegoKalispell

SAN - FCA

SANFCA

San Diego

Fri 5/8

5:00 pm-11:02 pm

1 stop5h 02m

Kalispell Glacier Park

Mon 5/11

3:00 pm-11:19 pm

1 stop9h 19m

$237

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/13

Showing 1-10 of 57 results
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Best time to book a flight from San Diego to Montana

Have a flexible travel schedule? Discover the best time to fly to Montana from San Diego 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 Diego to Montana

What is the cheapest month to book a flight from San Diego to Montana?

Currently, May is the cheapest month in which you can book a flight from San Diego to Montana (average of $90). Flying from San Diego to Montana in October is currently the most expensive (average of $188). 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 SAN to MT?

Find hourly flight availability from San Diego to Montana. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 14, 2025.

One of the essential ways to save on airfare from San Diego to Montana is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the afternoon could potentially save you up to 21% on airfare.

What is the cheapest day to fly from San Diego to Montana?

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

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

Reviews of airlines servicing Montana

Get insights into the airlines that provide service to Montana. 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 Montana. Reviews last updated December 14, 2025.
Get a feel of what it's like to fly with Alaska Airlines, Southwest, and Delta from San Diego to Montana by reading reviews from past customers. 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
11,450 reviews

Comfort

7.8

Boarding

8.1

Crew

8.5

Food

7.1

Entertainment

7.0

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.
Alaska Airlines
8.0
Very good
11,450 reviews
Alaska Airlines
8.0
Very good
11,450 reviews

Comfort

7.8

Boarding

8.1

Crew

8.5

Food

7.1

Entertainment

7.0

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.
Southwest
7.9
Good
4,250 reviews
Alaska Airlines
8.0
Very good
11,450 reviews

Comfort

7.8

Boarding

8.1

Crew

8.5

Food

7.1

Entertainment

7.0

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.
Delta
7.9
Good
8,007 reviews
Alaska Airlines
8.0
Very good
11,450 reviews

Comfort

7.8

Boarding

8.1

Crew

8.5

Food

7.1

Entertainment

7.0

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.
Hawaiian Airlines
7.8
Good
2,819 reviews
Alaska Airlines
8.0
Very good
11,450 reviews

Comfort

7.8

Boarding

8.1

Crew

8.5

Food

7.1

Entertainment

7.0

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.
United Airlines
7.4
Good
9,094 reviews
Alaska Airlines
8.0
Very good
11,450 reviews

Comfort

7.8

Boarding

8.1

Crew

8.5

Food

7.1

Entertainment

7.0

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.

Related info for your journey

Find useful and relevant information for your journey from San Diego to Montana. 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 Diego to Montana?

    Most people fly from San Diego (SAN) if they book a flight from San Diego to Montana. San Diego is conveniently located just 2.6 mi from San Diego’s city center.

  • How long is the flight from San Diego to Montana?

    United Airlines, Delta, and Alaska Airlines can get you from San Diego to Montana in just under 5h 17m. Your travel time can differ by up to 2h 59m. There are 956 mi between San Diego and Montana. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from San Diego to Montana one-way?

    The cheapest airline one-way is Southwest, with whom users have recently found tickets for as low as $98. However, be on the lookout for offers from United Airlines and Alaska Airlines, as they are both options that can get you from San Diego to Montana for a low price.

  • What are the most popular routes from San Diego to Montana?

    When deciding which route to take from San Diego to Montana consider San Diego - Bozeman Gallatin Field, San Diego - Kalispell Glacier Park or San Diego - Missoula Johnson-Bell Field as they are the most popular.

  • What are the cheapest flights from San Diego to Montana?

    Looking for the cheapest flight from San Diego to Montana? While on average our users pay $327, our data indicates the cheapest price to be $157. The most popular route (San Diego - Bozeman Gallatin Field), is priced around $167.

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

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

  • How can I find direct flights from San Diego to Montana?

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

  • Can I find deals for business class flights from San Diego to Montana?

    Yes. Cheapflights offers flight deals from San Diego to Montana 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 Diego to Montana?

    Currently, May is the cheapest month in which you can book a flight from San Diego to Montana (average of $90). Flying from San Diego to Montana in October is currently the most expensive (average of $188). 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 San Diego to Montana

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Top 6 airlines flying from San Diego to Montana

Discover the top 6 airlines that operate flights from San Diego to Montana. 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 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$188Average$447FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$196Average$327FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$196Average$358FlexibilityNo cancel feeOn-time63%
Alaska AirlinesCheapest$207Average$375FlexibilityNo cancel feeOn-time75%
DeltaCheapest$219Average$343FlexibilityNo cancel feeOn-timeN/A
Hawaiian AirlinesCheapest$237Average$421FlexibilityNo cancel feeOn-time85%

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