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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 5/7. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — BZN
May 5 — May 121
Mon 5/5
Mon 5/12
1 adult, Economy
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Cheap 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 April 30, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$186
(Mytrip)

One-way from

$84
(Mytrip)

Popular in

December

Cheapest in

January

Average price

$317

Good round-trip deal

$383 or less

Good one-way deal

$261 or less
Provider with most accurate pricing for San Diego-Bozeman Gallatin Field flight deals.
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Provider most trusted by Cheapflights users for San Diego-Bozeman Gallatin Field flights.
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From San Diego to Montana
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One-way flight from San Diego to Montana
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Highest demand for flights based on searches. 4% potential increase in price ($15 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Price to beat on a round-trip flight from San Diego to Montana.
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Price to beat on a one-way flight from San Diego to Montana.
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Find 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 April 30, 2025.

This Mytrip deal was found by Cheapflights users on 4/28. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/46:15 amSAN - FCA
1 stop26h 35mMultiple Airlines
Sun 6/810:40 amFCA - SAN
1 stop21h 33mMultiple Airlines
Deal found 4/28$186
This United Airlines deal was found by Cheapflights users on 4/28. 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 5/286:20 amSAN - BZN
1 stop5h 18mUnited Airlines
Mon 6/24:21 pmBZN - SAN
1 stop7h 09mUnited Airlines
Deal found 4/28$197
This Mytrip deal was found by Cheapflights users on 4/29. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/126:15 amSAN - BZN
1 stop6h 29mMultiple Airlines
Sun 6/152:34 pmBZN - SAN
1 stop17h 39mMultiple Airlines
Deal found 4/29$200
This Southwest deal was found by Cheapflights users on 4/29. 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.
Fri 8/153:45 pmSAN - BZN
1 stop5h 50mSouthwest
Tue 8/195:45 pmBZN - SAN
1 stop5h 25mSouthwest
Deal found 4/29$217
This Mytrip deal was found by Cheapflights users on 4/28. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/267:31 pmSAN - MSO
1 stop19h 05mMultiple Airlines
Wed 7/210:31 pmMSO - SAN
1 stop20h 55mMultiple Airlines
Deal found 4/28$227
This United Airlines deal was found by Cheapflights users on 4/28. 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 5/266:45 amSAN - GTF
1 stop5h 42mUnited Airlines
Mon 6/26:25 amGTF - SAN
1 stop7h 21mUnited Airlines
Deal found 4/28$234
This Delta deal was found by Cheapflights users on 4/28. 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 7/46:20 amSAN - BZN
1 stop7h 10mDelta
Wed 7/97:30 pmBZN - SAN
1 stop5h 12mDelta
Deal found 4/28$237
This Alaska Airlines deal was found by Cheapflights users on 4/29. 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 5/243:45 pmSAN - BIL
1 stop7h 14mAlaska Airlines
Tue 5/276:05 amBIL - SAN
1 stop6h 08mAlaska Airlines
Deal found 4/29$244
This Delta deal was found by Cheapflights users on 4/28. 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.
Sat 5/245:02 pmSAN - BIL
1 stop4h 47mDelta
Tue 5/275:59 pmBIL - SAN
1 stop6h 54mDelta
Deal found 4/28$245
This Mytrip deal was found by Cheapflights users on 4/28. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/26:15 amSAN - GTF
1 stop9h 29mMultiple Airlines
Mon 6/212:11 pmGTF - SAN
1 stop8h 42mMultiple Airlines
Deal found 4/28$246
This Alaska Airlines deal was found by Cheapflights users on 4/29. 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 6/23:45 pmSAN - BZN
1 stop7h 06mAlaska Airlines
Tue 6/105:32 amBZN - SAN
2 stops13h 20mAlaska Airlines
Deal found 4/29$255
This Alaska Airlines deal was found by Cheapflights users on 4/29. 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.
Fri 7/1110:11 pmSAN - MSO
2 stops13h 24mAlaska Airlines
Tue 7/156:36 pmMSO - SAN
2 stops14h 06mAlaska Airlines
Deal found 4/29$265

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 April 30, 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 DiegoKalispell

SAN - FCA

SANFCA

San Diego

Wed 6/4

6:15 am-9:50 am

1 stop26h 35m

Kalispell Glacier Park

Sun 6/8

10:40 am-7:13 am

1 stop21h 33m

$186

San DiegoBozeman

SAN - BZN

SANBZN

San Diego

Mon 6/2

6:15 am-2:50 pm

1 stop7h 35m

Bozeman Gallatin Field

Tue 6/10

3:54 pm-7:47 pm

1 stop4h 53m

$197

San DiegoBozeman

SAN - BZN

SANBZN

San Diego

Thu 6/12

6:15 am-1:44 pm

1 stop6h 29m

Bozeman Gallatin Field

Sun 6/15

2:34 pm-7:13 am

1 stop17h 39m

$200

San DiegoBozeman

SAN - BZN

SANBZN

San Diego

Fri 8/15

3:45 pm-10:35 pm

1 stop5h 50m

Bozeman Gallatin Field

Tue 8/19

5:45 pm-10:10 pm

1 stop5h 25m

$217

San DiegoMissoula

SAN - MSO

SANMSO

San Diego

Thu 6/26

7:31 pm-3:36 pm

1 stop19h 05m

Missoula Johnson-Bell Field

Wed 7/2

10:31 pm-6:26 pm

1 stop20h 55m

$227

San DiegoGreat Falls

SAN - GTF

SANGTF

San Diego

Mon 5/26

6:45 am-1:27 pm

1 stop5h 42m

Great Falls

Mon 6/2

6:25 am-12:46 pm

1 stop7h 21m

$234

San DiegoBozeman

SAN - BZN

SANBZN

San Diego

Fri 6/6

5:02 pm-12:04 am

1 stop6h 02m

Bozeman Gallatin Field

Thu 6/12

5:30 am-8:41 am

1 stop4h 11m

$237

San DiegoBillings

SAN - BIL

SANBIL

San Diego

Sat 5/24

3:45 pm-11:59 pm

1 stop7h 14m

Billings Logan Intl

Tue 5/27

6:05 am-11:13 am

1 stop6h 08m

$244

San DiegoBillings

SAN - BIL

SANBIL

San Diego

Sat 5/24

5:02 pm-10:49 pm

1 stop4h 47m

Billings Logan Intl

Tue 5/27

5:59 pm-11:53 pm

1 stop6h 54m

$245

San DiegoGreat Falls

SAN - GTF

SANGTF

San Diego

Fri 5/2

6:15 am-4:44 pm

1 stop9h 29m

Great Falls

Mon 6/2

12:11 pm-7:53 pm

1 stop8h 42m

$246

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/28

Showing 1-10 of 60 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, October is the cheapest month in which you can book a flight from San Diego to Montana (average of $371). Flying from San Diego to Montana in June is currently the most expensive (average of $510). 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 April 30, 2025.

When flying from San Diego to Montana, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Montana by month

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

In terms of precipitation, rainfall in Montana 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 Montana when rainfall is around 0.4 in.

Temperature in Montana by month

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

If weather is an important factor for your trip to Montana, 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 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 April 30, 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. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,961 reviews

Crew

8.5

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Food

7.1

Overall

8.0

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
9,961 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Crew

8.5

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Food

7.1

Overall

8.0

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
4,295 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Crew

8.5

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Food

7.1

Overall

8.0

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
7,929 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Crew

8.5

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Food

7.1

Overall

8.0

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
2,405 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Crew

8.5

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Food

7.1

Overall

8.0

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
8,696 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Crew

8.5

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Food

7.1

Overall

8.0

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 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.

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

    The cheapest airline one-way is United Airlines, with whom users have recently found tickets for as low as $99. However, be on the lookout for offers from Southwest and Delta, 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 - Kalispell Glacier Park, San Diego - Bozeman Gallatin Field or San Diego - Missoula Johnson-Bell Field as they are the most popular.

  • What are the most reliable airlines from San Diego to Montana?

    Consider SkyWest Airlines (100%), Alaska Airlines (80%) or Hawaiian Airlines (80%) when booking your flight. These represent the most reliable airlines when flying from San Diego to Montana.

  • 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 $350, our data indicates the cheapest price to be $183. The most popular route (San Diego - Kalispell Glacier Park), is priced around $189.

  • 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, October is the cheapest month in which you can book a flight from San Diego to Montana (average of $371). Flying from San Diego to Montana in June is currently the most expensive (average of $510). 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

See prices for flight routes from nearby airports that may be better suited for you.
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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 April 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$147Average$204FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$186Average$422FlexibilityNo cancel feeOn-time69%
DeltaCheapest$216Average$452FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$219Average$415FlexibilityNo cancel feeOn-time75%
SouthwestCheapest$231Average$390FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$412Average$601FlexibilityNo cancel feeOn-time71%

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