Missoula

$94+ Cheap flights from San Diego to Missoula (SAN - MSO)

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 8/22. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — MSO
Jul 21 — Jul 281
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Cheapflights Tip: The best prices from San Diego to Missoula Johnson-Bell Field are usually found in October or April, booked 75 days in advance, depart on a Tuesday or Thursday and return on a Tuesday

Cheap flight deals from San Diego to Missoula

Discover tips and strategies to find the most affordable flight options for your journey from San Diego (SAN) to Missoula (MSO). 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 July 16, 2025.

Round-trip from

$164
(Mytrip)

One-way from

$94
(Mytrip)

Popular in

December

Cheapest in

October

Average price

$386
From San Diego to Missoula Johnson-Bell Field
One-way flight from San Diego to Missoula Johnson-Bell Field
Highest demand for flights based on searches. 10% potential increase in price ($43 potential increase over avg. RT price).
Cheapest flight prices on average. 2% potential price decrease ($12 potential savings vs. average RT price).
Average for round-trip flights in July 2025

Find flight deals from San Diego to Missoula

Cheapest flights from San Diego to Missoula
Explore the most affordable flight options available from San Diego to Missoula. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 16, 2025.

This Mytrip deal was found by Cheapflights users on 7/14. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/116:15 amSAN - MSO
1 stop8h 15mMultiple Airlines
Mon 8/185:40 pmMSO - SAN
1 stop14h 41mMultiple Airlines
Deal found 7/14$164
This Delta deal was found by Cheapflights users on 7/15. 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 8/55:00 pmSAN - MSO
1 stop6h 24mDelta
Tue 8/125:30 amMSO - SAN
1 stop4h 09mDelta
Deal found 7/15$251
This United Airlines deal was found by Cheapflights users on 7/14. 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.
Sun 8/247:00 amSAN - MSO
1 stop5h 34mUnited Airlines
Sun 8/3110:38 amMSO - SAN
1 stop5h 23mUnited Airlines
Deal found 7/14$264
This Hawaiian Airlines deal was found by Cheapflights users on 7/15. 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.
Tue 8/125:51 pmSAN - MSO
1 stop5h 28mHawaiian Airlines
Sat 8/164:19 pmMSO - SAN
Nonstop2h 58mHawaiian Airlines
Deal found 7/15$275
This Expedia deal was found by Cheapflights users on 7/15. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/188:33 amSAN - MSO
2 stops14h 54mAlaska Airlines
Mon 9/226:40 pmMSO - SAN
2 stops15h 12mAlaska Airlines
Deal found 7/15$300
This American Airlines deal was found by Cheapflights users on 7/15. 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.
Thu 8/281:08 pmSAN - MSO
1 stop9h 21mAmerican Airlines
Sun 8/311:51 pmMSO - SAN
1 stop8h 45mAmerican Airlines
Deal found 7/15$324

Cheapflights Fare Finder

Customize your flight search to find flights from San Diego to Missoula 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 July 16, 2025.
Use the filters below to find and compare flights from San Diego to Missoula that are best for you.

Fly from

San Diego

Fly to

Missoula

Route

Depart

Return

Price

San DiegoMissoula

SAN - MSO

SANMSO

San Diego

Mon 8/11

6:15 am-3:30 pm

1 stop8h 15m

Missoula Johnson-Bell Field

Mon 8/18

5:40 pm-7:21 am

1 stop14h 41m

$164

San DiegoMissoula

SAN - MSO

SANMSO

San Diego

Tue 8/5

5:00 pm-12:24 am

1 stop6h 24m

Missoula Johnson-Bell Field

Tue 8/12

5:30 am-8:39 am

1 stop4h 09m

$251

San DiegoMissoula

SAN - MSO

SANMSO

San Diego

Sun 8/24

7:00 am-1:34 pm

1 stop5h 34m

Missoula Johnson-Bell Field

Sun 8/31

10:38 am-3:01 pm

1 stop5h 23m

$264

San DiegoMissoula

SAN - MSO

SANMSO

San Diego

Tue 8/12

5:51 pm-12:19 am

1 stop5h 28m

Missoula Johnson-Bell Field

Sat 8/16

4:19 pm-6:17 pm

Nonstop2h 58m

$275

San DiegoMissoula

SAN - MSO

SANMSO

San Diego

Thu 9/18

8:33 am-12:27 am

2 stops14h 54m

Missoula Johnson-Bell Field

Mon 9/22

6:40 pm-8:52 am

2 stops15h 12m

$300

San DiegoMissoula

SAN - MSO

SANMSO

San Diego

Thu 8/28

1:08 pm-11:29 pm

1 stop9h 21m

Missoula Johnson-Bell Field

Sun 8/31

1:51 pm-9:36 pm

1 stop8h 45m

$324

San DiegoMissoula

SAN - MSO

SANMSO

San Diego

Fri 8/22

6:15 am-8:57 pm

1 stop13h 42m

$94

San DiegoMissoula

SAN - MSO

SANMSO

San Diego

Tue 8/5

1:12 pm-11:29 pm

1 stop9h 17m

$144

San DiegoMissoula

SAN - MSO

SANMSO

San Diego

Tue 8/5

6:15 am-3:17 pm

2 stops8h 02m

$152

San DiegoMissoula

SAN - MSO

SANMSO

San Diego

Fri 8/22

1:57 pm-12:15 am

2 stops9h 18m

$154

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/15

Showing 1-10 of 13 results
1
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Best time to book a flight from San Diego to Missoula

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

How far ahead should I book a flight from San Diego to Missoula?

Use this chart to determine the optimal time to book a round-trip flight from San Diego to Missoula. Price data was last updated on July 11, 2025.

To ensure you get the cheapest price possible for a flight from San Diego to Missoula, you should look to book at least 74 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 Diego to Missoula?

Currently, October is the cheapest month in which you can book a flight from San Diego to Missoula (average of $365). Flying from San Diego to Missoula in March is currently the most expensive (average of $506). 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 MSO?

Find hourly flight availability from San Diego to Missoula. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 16, 2025.

A simple way to save on the total cost of your ticket is to fly from San Diego to Missoula in the evening. If you’re flexible enough to do this you can expect to save up to 36% on your trip compared to booking a flight at noon.

Reviews of airlines servicing Missoula

Get insights into the airlines that provide service to Missoula. 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 Missoula. Reviews last updated July 16, 2025.
Read through reviews of airlines operating flights from San Diego to Missoula, such as Alaska Airlines, Delta, and Hawaiian Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Food

7.1

Overall

8.0

Entertainment

7.1

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.

Food

7.1

Overall

8.0

Entertainment

7.1

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.
8.0
Very good

Food

7.1

Overall

8.0

Entertainment

7.1

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.

Food

7.1

Overall

8.0

Entertainment

7.1

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.

Food

7.1

Overall

8.0

Entertainment

7.1

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.

Food

7.1

Overall

8.0

Entertainment

7.1

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 Diego to Missoula. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What are the cheapest airlines flying from San Diego to Missoula round-trip?

    Delta, at $251, was found to be the cheapest airline from San Diego to Missoula.Alternate airlines to your destination round-trip include United Airlines and Hawaiian Airlines. Users have found that Delta is 36% cheaper than the other options available to this destination.

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

    One-way options have recently been found by users for as low as $144 on American Airlines. Other airlines that offer cheap prices include Alaska Airlines from $152 and Delta from $154 one-way.

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

    Before booking your flight to Missoula from San Diego, check out the most reliable airlines to get you to your destination on time: SkyWest Airlines (67%), American Airlines (67%), Alaska Airlines( 67%).

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

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

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

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

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

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

    Currently, October is the cheapest month in which you can book a flight from San Diego to Missoula (average of $365). Flying from San Diego to Missoula in March is currently the most expensive (average of $506). 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 Missoula

See prices for flight routes from nearby airports that may be better suited for you.

Top 4 airlines flying from San Diego to Missoula

Discover the top 4 airlines that operate flights from San Diego to Missoula. 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 July 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$263Average$351FlexibilityNo cancel feeOn-timeN/A
Hawaiian AirlinesCheapest$276Average$440FlexibilityNo cancel feeOn-time85%
Alaska AirlinesCheapest$286Average$369FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$311Average$498FlexibilityNo cancel feeOn-time69%

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