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$98+ Cheap flights from Montana to San Diego (SAN)

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 1/19. Fares are subject to change and may not be available on all flights or dates of travel.
BZN — SAN
Dec 28 — Jan 41
Sat 12/28
Sat 1/4
1 adult, Economy
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Cheap flight deals from Montana to San Diego

Discover tips and strategies to find the most affordable flight options for your journey from Montana (USMT) to San Diego (SAN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated December 23, 2024.

Round-trip from

$176
(United Airlines)

One-way from

$98
(American Airlines)
From Montana to San Diego
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One-way flight from Montana to San Diego
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Find flight deals from Montana to San Diego

Cheapest flights from Montana to San Diego
Explore the most affordable flight options available from Montana to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 23, 2024.

This American Airlines deal was found by Cheapflights users on 12/22. 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.
Tue 12/312:00 pmBZN - SAN
1 stop10h 40mAmerican Airlines
Fri 1/36:15 amSAN - BZN
1 stop7h 44mAmerican Airlines
Deal found 12/22$353
This Delta deal was found by Cheapflights users on 12/21. 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 12/3112:10 pmBZN - SAN
1 stop4h 55mDelta
Fri 1/37:05 pmSAN - BZN
1 stop4h 33mDelta
Deal found 12/21$362
This Southwest deal was found by Cheapflights users on 12/22. 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.
Tue 12/313:05 pmBZN - SAN
1 stop8h 10mSouthwest
Fri 1/36:30 amSAN - BZN
2 stops8h 15mSouthwest
Deal found 12/22$376
This Delta deal was found by Cheapflights users on 12/22. 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.
Sun 12/296:29 pmMSO - SAN
1 stop6h 20mDelta
Fri 1/36:15 amSAN - MSO
1 stop4h 41mDelta
Deal found 12/22$607
This United deal was found by Cheapflights users on 12/22. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/223:35 pmBZN - SAN
1 stop6h 05mUnited Airlines
Fri 12/274:10 pmSAN - BZN
1 stop5h 52mUnited Airlines
Deal found 12/22$632
This Mytrip deal was found by Cheapflights users on 12/21. 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.
Sun 12/299:52 pmFCA - SAN
2 stops21h 29mMultiple Airlines
Tue 12/317:16 pmSAN - FCA
2 stops20h 44mMultiple Airlines
Deal found 12/21$684
This Delta deal was found by Cheapflights users on 12/22. 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.
Sun 12/295:25 amFCA - SAN
1 stop7h 51mDelta
Tue 12/315:10 pmSAN - FCA
1 stop5h 19mDelta
Deal found 12/22$697
This Alaska Airlines deal was found by Cheapflights users on 12/22. 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.
Sun 12/223:05 pmBZN - SAN
Nonstop2h 50mAlaska Airlines
Fri 12/276:15 amSAN - BZN
1 stop10h 41mAlaska Airlines
Deal found 12/22$711
This American Airlines deal was found by Cheapflights users on 12/23. 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.
Tue 12/246:50 amBIL - SAN
1 stop10h 04mAmerican Airlines
Thu 1/24:35 pmSAN - BIL
1 stop5h 05mAmerican Airlines
Deal found 12/23$774
This Delta deal was found by Cheapflights users on 12/23. 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 12/245:20 amBIL - SAN
2 stops11h 06mDelta
Thu 1/27:05 pmSAN - BIL
1 stop4h 30mDelta
Deal found 12/23$779
This Delta deal was found by Cheapflights users on 12/23. 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 12/305:30 amGTF - SAN
1 stop6h 15mDelta
Tue 12/316:15 amSAN - GTF
1 stop5h 44mDelta
Deal found 12/23$788
This Alaska Airlines deal was found by Cheapflights users on 12/22. 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.
Sun 12/296:00 amMSO - SAN
2 stops11h 55mAlaska Airlines
Fri 1/36:15 amSAN - MSO
1 stop9h 45mAlaska Airlines
Deal found 12/22$824

Find flights from Montana to San Diego within your budget

Customize your flight search to find flights from Montana to San Diego 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 23, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

BozemanSan Diego

BZN - SAN

BZNSAN

Bozeman Gallatin Field

Thu 1/23

4:20 pm-9:10 pm

1 stop5h 50m

San Diego

Sat 1/25

7:00 am-3:18 pm

1 stop7h 18m

$176

BozemanSan Diego

BZN - SAN

BZNSAN

Bozeman Gallatin Field

Thu 1/23

2:10 pm-9:03 pm

1 stop7h 53m

San Diego

Sun 1/26

6:15 am-2:44 pm

1 stop7h 29m

$196

BozemanSan Diego

BZN - SAN

BZNSAN

Bozeman Gallatin Field

Thu 1/23

11:26 am-7:36 am

2 stops21h 10m

San Diego

Sat 1/25

4:27 pm-1:57 pm

2 stops20h 30m

$212

HelenaSan Diego

HLN - SAN

HLNSAN

Helena

Mon 1/27

4:41 pm-10:33 pm

1 stop6h 52m

San Diego

Thu 1/30

9:35 am-4:04 pm

1 stop5h 29m

$220

BillingsSan Diego

BIL - SAN

BILSAN

Billings Logan Intl

Tue 1/21

5:00 am-8:39 am

1 stop4h 39m

San Diego

Tue 1/28

11:13 am-9:39 pm

1 stop9h 26m

$220

Great FallsSan Diego

GTF - SAN

GTFSAN

Great Falls

Wed 2/19

6:30 pm-11:58 pm

1 stop6h 28m

San Diego

Tue 2/25

10:15 am-5:50 pm

1 stop6h 35m

$226

BozemanSan Diego

BZN - SAN

BZNSAN

Bozeman Gallatin Field

Tue 1/7

5:40 am-9:10 am

1 stop4h 30m

San Diego

Sat 1/11

6:30 am-2:38 pm

1 stop7h 08m

$236

BillingsSan Diego

BIL - SAN

BILSAN

Billings Logan Intl

Wed 4/16

5:45 am-9:01 am

1 stop4h 16m

San Diego

Tue 4/22

7:15 pm-12:16 am

1 stop4h 01m

$236

MissoulaSan Diego

MSO - SAN

MSOSAN

Missoula Johnson-Bell Field

Fri 1/10

9:42 pm-5:59 pm

2 stops21h 17m

San Diego

Mon 1/13

6:15 am-4:46 pm

1 stop9h 31m

$238

BillingsSan Diego

BIL - SAN

BILSAN

Billings Logan Intl

Fri 1/24

2:55 pm-9:17 am

2 stops43h 22m

San Diego

Mon 1/27

8:00 am-2:15 pm

1 stop5h 15m

$239

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/22

Showing 1-10 of 36 results
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Best time to book a flight from Montana to San Diego

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

Travel insights for flights from Montana to San Diego

Get recent, data-driven insights about flights from Montana to San Diego including ideal travel times, pricing trends, and more.

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

Currently, August is the cheapest month in which you can book a flight from Montana to San Diego (average of $286). Flying from Montana to San Diego in March is currently the most expensive (average of $366). 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 SAN?

Find hourly flight availability from Montana to San Diego. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 23, 2024.

When flying from Montana to San Diego, 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 San Diego by month

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

In terms of precipitation, rainfall in San Diego ranges from 0.0 - 2.3 inches per month. February is typically the wettest month, when rainfall can reach 2.3 in. July is typically the driest time to visit San Diego when rainfall is around 0.0 in.

Temperature in San Diego by month

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

If weather is an important factor for your trip to San Diego, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 71.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 57.2 F).

Reviews of airlines servicing San Diego

Get insights into the airlines that provide service to San Diego. 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 Diego. Reviews last updated December 23, 2024.
Get a feel of what it's like to fly with Alaska Airlines, Delta and United Airlines from Montana to San Diego by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,780 reviews

Overall

8.1

Food

7.2

Crew

8.7

Entertainment

7.7

Comfort

8.1

Boarding

8.2

Reviews

1 / 10

No issues. I needed pre boarding and I was able to get it without issue

Southwest
8.1
Very good
4,780 reviews
Southwest
8.1
Very good
4,780 reviews

Overall

8.1

Food

7.2

Crew

8.7

Entertainment

7.7

Comfort

8.1

Boarding

8.2

Reviews

1 / 10

No issues. I needed pre boarding and I was able to get it without issue

Alaska Airlines
8.0
Very good
9,549 reviews
Southwest
8.1
Very good
4,780 reviews

Overall

8.1

Food

7.2

Crew

8.7

Entertainment

7.7

Comfort

8.1

Boarding

8.2

Reviews

1 / 10

No issues. I needed pre boarding and I was able to get it without issue

Delta
8.0
Very good
8,588 reviews
Southwest
8.1
Very good
4,780 reviews

Overall

8.1

Food

7.2

Crew

8.7

Entertainment

7.7

Comfort

8.1

Boarding

8.2

Reviews

1 / 10

No issues. I needed pre boarding and I was able to get it without issue

United Airlines
7.4
Good
9,020 reviews
Southwest
8.1
Very good
4,780 reviews

Overall

8.1

Food

7.2

Crew

8.7

Entertainment

7.7

Comfort

8.1

Boarding

8.2

Reviews

1 / 10

No issues. I needed pre boarding and I was able to get it without issue

American Airlines
7.2
Good
10,000 reviews
Southwest
8.1
Very good
4,780 reviews

Overall

8.1

Food

7.2

Crew

8.7

Entertainment

7.7

Comfort

8.1

Boarding

8.2

Reviews

1 / 10

No issues. I needed pre boarding and I was able to get it without issue

Related info for your journey

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

    Located just 2.6 mi from the city center, San Diego (SAN) is the airport most travelers will use when flying to San Diego from Montana.

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

    For one-way options, check prices for American Airlines. According to our data, you can fly for as low as $98. Users have also found prices from $118 and $142 on Delta and Alaska Airlines, respectively.

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

    The most popular flight routes from Montana to San Diego are Missoula Johnson-Bell Field - San Diego, Bozeman Gallatin Field - San Diego and Billings Logan Intl - San Diego.

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

    On average you can expect to pay $313 for a flight from Montana to San Diego. The cheapest flight overall is $112 while the most popular route, (Missoula Johnson-Bell Field - San Diego) is currently priced at $238.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Montana to San Diego (average of $286). Flying from Montana to San Diego in March is currently the most expensive (average of $366). 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 Diego

See prices for flight routes from nearby airports that may be better suited for you.
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Top 6 airlines flying from Montana to San Diego

Discover the top 6 airlines that operate flights from Montana to San Diego. 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 23, 2024.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$108Average$206FlexibilityNo cancel feeOn-time62%
Alaska AirlinesCheapest$168Average$411FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$176Average$451FlexibilityNo cancel feeOn-time69%
DeltaCheapest$197Average$426FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$216Average$352FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$264Average$376FlexibilityNo cancel feeOn-time71%
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