What is the cheapest airline that flies from San Diego to Missoula Johnson-Bell Field?

United Airlines and Delta are the most popular carriers operating from San Diego to Missoula Johnson-Bell Field

What airlines fly to Missoula?

Alaska Airlines, Delta and United Airlines are the top three most popular airlines that fly to Missoula from San Diego according to our data. Alaska Airlines is the first choice among our users, with 41% of people opting to fly with this airline when traveling to Missoula. Keep in mind that there are 5 different airlines that fly to Missoula on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from San Diego Airport to Missoula Johnson-Bell Field Airport?

Prices for flights from San Diego Airport to Missoula Johnson-Bell Field Airport refresh daily.

How many operators does momondo search for flights from San Diego Airport to Missoula Johnson-Bell Field Airport?

As of March 2026, there are 4 operators available to choose from for flights from San Diego Airport to Missoula Johnson-Bell Field Airport.

How old do you have to be to fly from San Diego Airport to Missoula Johnson-Bell Field Airport?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Diego Airport to Missoula Johnson-Bell Field Airport.

What documentation or ID do you need to fly to Missoula Johnson-Bell Field Airport?

The required travel and health documents for your Missoula Johnson-Bell Field Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Missoula Johnson-Bell Field Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$143 Cheap Flights from San Diego to Missoula in 2026

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Find the cheapest flights from San Diego to Missoula

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

8:45 am - 4:06 pm

SAN

MSO

6h 21m

1 stop

2:38 pm - 9:30 pm

MSO

SAN

7h 52m

1 stop

$321United Airlines

Tue, Apr 21 - Tue, Apr 28

9:53 pm - 9:34 am

SAN

MSO

10h 41m

1 stop

10:24 am - 8:58 pm

MSO

SAN

11h 34m

1 stop

$330Multiple Airlines

Wed, Jul 1 - Thu, Jul 9

9:02 pm - 8:04 pm

SAN

MSO

22h 02m

1 stop

11:48 am - 7:21 am

MSO

SAN

20h 33m

1 stop

$335Multiple Airlines

Thu, Apr 9 - Sun, Apr 12

10:07 pm - 2:01 pm

SAN

MSO

14h 54m

2 stops

10:13 am - 9:12 pm

MSO

SAN

11h 59m

1 stop

$340Multiple Airlines

Thu, May 28 - Sun, May 31

9:53 pm - 9:34 am

SAN

MSO

10h 41m

1 stop

4:57 pm - 10:33 pm

MSO

SAN

6h 36m

1 stop

$342Multiple Airlines

Sat, Jul 4 - Sat, Jul 11

8:59 pm - 1:19 pm

SAN

MSO

15h 20m

2 stops

3:55 pm - 8:55 am

MSO

SAN

18h 00m

2 stops

$345Alaska Airlines

Tue, Apr 21 - Tue, Apr 28

9:53 pm - 9:34 am

SAN

MSO

10h 41m

1 stop

4:57 pm - 11:59 pm

MSO

SAN

8h 02m

1 stop

$347Multiple Airlines

Sat, Jul 4 - Sat, Jul 11

5:00 pm - 12:16 am

SAN

MSO

6h 16m

1 stop

1:40 pm - 10:36 pm

MSO

SAN

9h 56m

2 stops

$354Delta

Tue, Apr 21 - Tue, Apr 28

9:53 pm - 9:34 am

SAN

MSO

10h 41m

1 stop

10:24 am - 8:58 pm

MSO

SAN

11h 34m

1 stop

$356Multiple Airlines

Sat, Aug 8 - Sun, Aug 16

6:15 am - 5:23 pm

SAN

MSO

10h 08m

2 stops

12:50 pm - 10:48 pm

MSO

SAN

10h 58m

2 stops

$359Delta

Tue, Aug 18 - Tue, Aug 25

Delta flights from San Diego to Missoula

Our best Delta deals on San Diego to Missoula flight tickets

Delta

Apr 21

SAN5:00 pmSan Diego

6h 16m

1 stop

MSO12:16 amMissoula Johnson-Bell Field

Apr 28

MSO1:40 pmMissoula Johnson-Bell Field

9h 56m

2 stops

SAN10:36 pmSan Diego

$354

Delta

Aug 18

SAN6:15 amSan Diego

10h 08m

2 stops

MSO5:23 pmMissoula Johnson-Bell Field

Aug 25

MSO12:50 pmMissoula Johnson-Bell Field

10h 58m

2 stops

SAN10:48 pmSan Diego

$359

Delta

Apr 18

SAN6:15 amSan Diego

5h 26m

1 stop

MSO12:41 pmMissoula Johnson-Bell Field

Apr 25

MSO5:20 amMissoula Johnson-Bell Field

10h 30m

2 stops

SAN2:50 pmSan Diego

$372

United Airlines flights from San Diego to Missoula

Our best United Airlines deals on San Diego to Missoula flight tickets

United Airlines

Apr 21

SAN8:45 amSan Diego

6h 21m

1 stop

MSO4:06 pmMissoula Johnson-Bell Field

Apr 28

MSO2:38 pmMissoula Johnson-Bell Field

7h 52m

1 stop

SAN9:30 pmSan Diego

$321

United Airlines

Apr 18

SAN6:32 amSan Diego

6h 00m

1 stop

MSO1:32 pmMissoula Johnson-Bell Field

Apr 25

MSO2:38 pmMissoula Johnson-Bell Field

7h 54m

1 stop

SAN9:32 pmSan Diego

$367

United Airlines

Apr 6

SAN6:32 amSan Diego

6h 00m

1 stop

MSO1:32 pmMissoula Johnson-Bell Field

Apr 8

MSO5:15 pmMissoula Johnson-Bell Field

6h 15m

1 stop

SAN10:30 pmSan Diego

$396

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

San DiegoMissoula

SAN - MSO

SANMSO

San Diego

Tue 4/21

8:45 am-4:06 pm

1 stop6h 21m

Missoula Johnson-Bell Field

Tue 4/28

2:38 pm-9:30 pm

1 stop7h 52m

$321

San DiegoMissoula

SAN - MSO

SANMSO

San Diego

Wed 7/1

9:53 pm-9:34 am

1 stop10h 41m

Missoula Johnson-Bell Field

Thu 7/9

10:24 am-8:58 pm

1 stop11h 34m

$330

San DiegoMissoula

SAN - MSO

SANMSO

San Diego

Thu 4/9

9:02 pm-8:04 pm

1 stop22h 02m

Missoula Johnson-Bell Field

Sun 4/12

11:48 am-7:21 am

1 stop20h 33m

$335

San DiegoMissoula

SAN - MSO

SANMSO

San Diego

Thu 5/28

10:07 pm-2:01 pm

2 stops14h 54m

Missoula Johnson-Bell Field

Sun 5/31

10:13 am-9:12 pm

1 stop11h 59m

$340

San DiegoMissoula

SAN - MSO

SANMSO

San Diego

Sat 7/4

9:53 pm-9:34 am

1 stop10h 41m

Missoula Johnson-Bell Field

Sat 7/11

4:57 pm-10:33 pm

1 stop6h 36m

$342

San DiegoMissoula

SAN - MSO

SANMSO

San Diego

Tue 4/21

8:59 pm-1:19 pm

2 stops15h 20m

Missoula Johnson-Bell Field

Tue 4/28

3:55 pm-8:55 am

2 stops18h 00m

$345

San DiegoMissoula

SAN - MSO

SANMSO

San Diego

Sat 7/4

9:53 pm-9:34 am

1 stop10h 41m

Missoula Johnson-Bell Field

Sat 7/11

4:57 pm-11:59 pm

1 stop8h 02m

$347

San DiegoMissoula

SAN - MSO

SANMSO

San Diego

Tue 4/21

5:00 pm-12:16 am

1 stop6h 16m

Missoula Johnson-Bell Field

Tue 4/28

1:40 pm-10:36 pm

2 stops9h 56m

$354

San DiegoMissoula

SAN - MSO

SANMSO

San Diego

Sat 8/8

9:53 pm-9:34 am

1 stop10h 41m

Missoula Johnson-Bell Field

Sun 8/16

10:24 am-8:58 pm

1 stop11h 34m

$356

San DiegoMissoula

SAN - MSO

SANMSO

San Diego

Tue 8/18

6:15 am-5:23 pm

2 stops10h 08m

Missoula Johnson-Bell Field

Tue 8/25

12:50 pm-10:48 pm

2 stops10h 58m

$359

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from San Diego to Missoula

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest month to fly to Missoula?

The month of January is, on average, the cheapest month to fly to Missoula from San Diego, with most prices found around $312. If you are unable to visit Missoula during the month of January, then departing from San Diego during the month February is also very affordable. Most momondo users find prices during this month for around $340.

What is the cheapest San Diego to Missoula Johnson-Bell Field flight route?

Fly from San Diego to Missoula Johnson-Bell Field for the best San Diego - Missoula Johnson-Bell Field flight prices

How far in advance should I book a flight to Missoula?

You are more likely to see cheaper flights to Missoula from San Diego when booking weeks ahead of your departure date. In general, you can expect to find flights to Missoula for around $390 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Missoula from San Diego for as low as $294 on momondo.

What cabin class options are available on San Diego to Missoula Johnson-Bell Field flights?

There are 2 cabin classes available to choose from on San Diego to Missoula Johnson-Bell Field flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have San Diego to Missoula flight prices changed over time?

As of March 2026, prices for San Diego to Missoula flights are approximately 12% cheaper when compared to flights at the same time last year.

When to book flights from San Diego to Missoula

Are you open to changing your travel dates? Check out the ideal times to fly from San Diego to Missoula according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap San Diego to Missoula (SAN to MSO) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Diego to Missoula

Fastest flight time	4h 14m
Direct flights	Fri and Sun
Airports in Missoula	1 airport

The fastest flight from San Diego to Missoula takes 4h 14m

Direct flights go from San Diego to Missoula on Friday and Sunday. There are no airlines offering direct flights.

There is 1 airport in Missoula. From San Diego there are direct flights to Missoula Johnson-Bell Field (MSO).

Search flight deals

How far is San Diego to Missoula Johnson-Bell Field by plane?
A flight from San Diego to Missoula Johnson-Bell Field will travel around 991.5 mi. 4h 14m is a normal flight duration for this route.
When did momondo last update prices for flights from San Diego Airport to Missoula Johnson-Bell Field Airport?
Prices for flights from San Diego Airport to Missoula Johnson-Bell Field Airport refresh daily.
How many operators does momondo search for flights from San Diego Airport to Missoula Johnson-Bell Field Airport?
As of March 2026, there are 4 operators available to choose from for flights from San Diego Airport to Missoula Johnson-Bell Field Airport.
How old do you have to be to fly from San Diego Airport to Missoula Johnson-Bell Field Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Diego Airport to Missoula Johnson-Bell Field Airport.
What documentation or ID do you need to fly to Missoula Johnson-Bell Field Airport?
The required travel and health documents for your Missoula Johnson-Bell Field Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Missoula Johnson-Bell Field Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from San Diego to Missoula?
Based on momondo bookings for flights between San Diego and Missoula, the leading plane model is Embraer 175, making up 57.14% of the total bookings. Other popular models include Embraer 170 with 42.86%.
What is the most popular airline from San Diego to Missoula?
Based on momondo bookings for flights between San Diego and Missoula, the leading airline is Alaska Airlines, making up 40% of the total bookings. Other popular airlines include Delta with 30%, United Airlines with 16%, and Hawaiian Airlines with 14%.

Best airlines flying from San Diego to Missoula

Compare and see reviews for airlines that fly from San Diego to Missoula with momondo

Airline	Rating	Free Cancellation	Price
Hawaiian Airlines	PriceFrom $223	Free Cancellation	Rating 7.8 2,840 reviews	Search Hawaiian Airlines flights
Delta	PriceFrom $263	Free Cancellation	Rating 7.9 8,318 reviews	Search Delta flights
Alaska Airlines	PriceFrom $282	Free Cancellation	Rating 7.9 12,100 reviews	Search Alaska Airlines flights
United Airlines	PriceFrom $283	Free Cancellation	Rating 7.4 9,462 reviews	Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from San Diego to Missoula?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from San Diego to Missoula. momondo saves you time and could save you money on your trip.

Can I find flights from San Diego to Missoula with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for San Diego to Missoula flights to just show those with flexible booking policies.

How can momondo help me find flights from San Diego to Missoula?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Missoula from San Diego.

I’m not ready to book a flight from San Diego to Missoula right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of San Diego to Missoula flights. All you need is a valid email address and we will do the rest; it is that quick and easy.