HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
San Diego

$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 12/17. Fares are subject to change and may not be available on all flights or dates of travel.
BZN — SAN
Nov 26 — Dec 31
Tue 11/26
Tue 12/3
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Montana to San Diego 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.

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 November 21, 2024.

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 November 21, 2024.

This Mytrip deal was found by Cheapflights users on 11/21. 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.
Fri 12/1310:08 pmBIL - SAN
1 stop11h 05mMultiple Airlines
Thu 12/192:22 pmSAN - BIL
2 stops17h 52mMultiple Airlines
Deal found 11/21$213
This Delta deal was found by Cheapflights users on 11/21. 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.
Sat 12/216:42 pmBZN - SAN
1 stop6h 07mDelta
Wed 12/255:10 pmSAN - BZN
1 stop4h 37mDelta
Deal found 11/21$287
This United Airlines deal was found by Cheapflights users on 11/20. 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 12/34:06 pmBZN - SAN
1 stop4h 47mUnited Airlines
Thu 12/512:50 pmSAN - BZN
1 stop7h 45mUnited Airlines
Deal found 11/20$311
This Delta deal was found by Cheapflights users on 11/21. 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 12/245:20 amBIL - SAN
1 stop4h 50mDelta
Thu 1/25:10 pmSAN - BIL
1 stop6h 25mDelta
Deal found 11/21$316
This Delta deal was found by Cheapflights users on 11/21. 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.
Fri 12/136:23 pmFCA - SAN
1 stop6h 33mDelta
Tue 12/245:10 pmSAN - FCA
1 stop5h 19mDelta
Deal found 11/21$337
This Mytrip deal was found by Cheapflights users on 11/21. 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 12/83:14 pmBZN - SAN
3 stops25h 31mMultiple Airlines
Wed 12/117:15 pmSAN - BZN
1 stop13h 01mMultiple Airlines
Deal found 11/21$340
This Southwest deal was found by Cheapflights users on 11/21. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/82:55 pmBZN - SAN
1 stop9h 30mSouthwest
Wed 12/112:05 pmSAN - BZN
1 stop6h 05mSouthwest
Deal found 11/21$341
This American Airlines deal was found by Cheapflights users on 11/21. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/135:00 amBIL - SAN
1 stop4h 55mAmerican Airlines
Thu 12/194:35 pmSAN - BIL
1 stop5h 05mAmerican Airlines
Deal found 11/21$356
This Mytrip deal was found by Cheapflights users on 11/21. 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.
Thu 12/199:52 pmFCA - SAN
2 stops18h 55mMultiple Airlines
Thu 12/266:15 amSAN - FCA
1 stop13h 47mMultiple Airlines
Deal found 11/21$357
This Delta deal was found by Cheapflights users on 11/20. 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 12/125:40 amMSO - SAN
1 stop4h 30mDelta
Tue 12/316:15 amSAN - MSO
1 stop4h 41mDelta
Deal found 11/20$367
This Alaska Airlines deal was found by Cheapflights users on 11/19. 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 12/93:48 pmMSO - SAN
1 stop26h 32mAlaska Airlines
Wed 12/116:50 pmSAN - MSO
1 stop17h 56mAlaska Airlines
Deal found 11/19$373
This Mytrip deal was found by Cheapflights users on 11/20. 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 12/1211:28 amMSO - SAN
1 stop11h 49mMultiple Airlines
Thu 1/211:00 amSAN - MSO
3 stops29h 25mMultiple Airlines
Deal found 11/20$429

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 2,612,795 searches. Data last updated November 21, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

KalispellSan Diego

FCA - SAN

FCASAN

Kalispell Glacier Park

Thu 1/16

10:09 pm-8:58 am

1 stop11h 49m

San Diego

Sun 1/19

6:15 am-9:19 pm

1 stop14h 04m

$195

BillingsSan Diego

BIL - SAN

BILSAN

Billings Logan Intl

Fri 12/13

10:08 pm-8:13 am

1 stop11h 05m

San Diego

Thu 12/19

2:22 pm-9:14 am

2 stops17h 52m

$213

BozemanSan Diego

BZN - SAN

BZNSAN

Bozeman Gallatin Field

Fri 2/7

5:45 am-9:10 am

1 stop4h 25m

San Diego

Wed 2/12

5:14 pm-10:56 pm

1 stop4h 42m

$236

BozemanSan Diego

BZN - SAN

BZNSAN

Bozeman Gallatin Field

Thu 2/27

2:02 pm-11:30 pm

1 stop10h 28m

San Diego

Sun 3/2

6:15 am-2:53 pm

1 stop7h 38m

$247

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

$254

BillingsSan Diego

BIL - SAN

BILSAN

Billings Logan Intl

Thu 1/2

5:00 am-8:55 am

1 stop4h 55m

San Diego

Mon 1/6

4:35 pm-10:40 pm

1 stop5h 05m

$264

BozemanSan Diego

BZN - SAN

BZNSAN

Bozeman Gallatin Field

Sat 3/1

2:53 pm-9:14 pm

1 stop7h 21m

San Diego

Wed 3/5

2:05 pm-5:50 pm

Nonstop2h 45m

$266

KalispellSan Diego

FCA - SAN

FCASAN

Kalispell Glacier Park

Sat 1/18

5:25 am-9:10 am

1 stop4h 45m

San Diego

Sat 1/18

5:14 pm-11:11 pm

1 stop4h 57m

$276

BillingsSan Diego

BIL - SAN

BILSAN

Billings Logan Intl

Sat 3/15

2:55 pm-8:35 pm

1 stop6h 40m

San Diego

Tue 3/18

6:15 am-10:46 pm

1 stop15h 31m

$278

KalispellSan Diego

FCA - SAN

FCASAN

Kalispell Glacier Park

Tue 1/14

12:53 pm-7:12 pm

1 stop7h 19m

San Diego

Mon 1/20

6:20 am-3:33 pm

1 stop8h 13m

$298

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/21

Showing 1-10 of 40 results
1
2
3
4

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, September is the cheapest month in which you can book a flight from Montana to San Diego (average of $266). Flying from Montana to San Diego in March is currently the most expensive (average of $339). 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 November 21, 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 November 21, 2024.
Get a feel of what it's like to fly with Delta, Alaska Airlines 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
5,005 reviews

Food

7.2

Entertainment

7.7

Boarding

8.2

Comfort

8.1

Overall

8.1

Crew

8.7

Reviews

1 / 10

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

Southwest
8.1
Very good
5,005 reviews
Southwest
8.1
Very good
5,005 reviews

Food

7.2

Entertainment

7.7

Boarding

8.2

Comfort

8.1

Overall

8.1

Crew

8.7

Reviews

1 / 10

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

Alaska Airlines
8.0
Very good
9,464 reviews
Southwest
8.1
Very good
5,005 reviews

Food

7.2

Entertainment

7.7

Boarding

8.2

Comfort

8.1

Overall

8.1

Crew

8.7

Reviews

1 / 10

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

Delta
8.0
Very good
8,755 reviews
Southwest
8.1
Very good
5,005 reviews

Food

7.2

Entertainment

7.7

Boarding

8.2

Comfort

8.1

Overall

8.1

Crew

8.7

Reviews

1 / 10

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

United Airlines
7.4
Good
9,172 reviews
Southwest
8.1
Very good
5,005 reviews

Food

7.2

Entertainment

7.7

Boarding

8.2

Comfort

8.1

Overall

8.1

Crew

8.7

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
5,005 reviews

Food

7.2

Entertainment

7.7

Boarding

8.2

Comfort

8.1

Overall

8.1

Crew

8.7

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 United Airlines. According to our data, you can fly for as low as $98. Users have also found prices from $118 and $127 on Delta and American Airlines, respectively.

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

    The most popular flight routes from Montana to San Diego are Bozeman Gallatin Field - San Diego, Missoula Johnson-Bell 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 $433 for a flight from Montana to San Diego. The cheapest flight overall is $287 while the most popular route, (Bozeman Gallatin Field - San Diego) is currently priced at $196.

  • 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, September is the cheapest month in which you can book a flight from Montana to San Diego (average of $266). Flying from Montana to San Diego in March is currently the most expensive (average of $339). 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 Montana to San Diego

See prices for flight routes from nearby airports that may be better suited for you.
John F Kennedy Intl to Los Angeles flights
Newark to Los Angeles flights
John F Kennedy Intl to Las Vegas flights
John F Kennedy Intl to San Francisco flights
Dallas/Fort Worth to Las Vegas flights
Dallas/Fort Worth to Los Angeles flights
O'Hare Intl to Los Angeles flights
LaGuardia to Los Angeles flights
Seattle to Los Angeles flights
Seattle to Las Vegas flights
San Francisco to Los Angeles flights
Newark to Las Vegas flights
O'Hare Intl to Las Vegas flights
Newark to San Francisco flights
Atlanta to Las Vegas flights
Minneapolis to Las Vegas flights
Boston to Los Angeles flights
Los Angeles to Las Vegas flights
Hobby to Las Vegas flights
San Francisco to Las Vegas flights
Denver to Las Vegas flights
Los Angeles to San Francisco flights
LaGuardia to Las Vegas flights
Dulles Intl to Los Angeles flights
George Bush Intcntl to Las Vegas flights
Seattle to San Francisco flights
Dulles Intl to Las Vegas flights
Santa Ana to Las Vegas flights
Reagan-National to Los Angeles flights
Baltimore to Las Vegas flights
Burbank to Las Vegas flights
Newark to Santa Ana flights
Boston to Las Vegas flights
LaGuardia to San Francisco flights
Baltimore to Los Angeles flights
San Jose to Los Angeles flights
Detroit to Las Vegas flights
Oakland to Las Vegas flights
Los Angeles to San Jose flights
Seattle to Ontario flights
San Jose to Las Vegas flights
Ontario to San Francisco flights
Oakland to Los Angeles flights
Los Angeles to Oakland flights
Seattle to San Diego flights
John F Kennedy Intl to San Diego flights
Oakland to Santa Ana flights
Newark to Burbank flights
Love Field to Las Vegas flights
Portland to Los Angeles flights

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 2,612,795 searches. Data last updated November 21, 2024.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$108Average$206FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$176Average$448FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$183Average$417FlexibilityNo cancel feeOn-time75%
DeltaCheapest$197Average$442FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$235Average$351FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$274Average$396FlexibilityNo 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.
View all available airlines