$195 Find Cheap Flights from San Diego to Missoula - Compare and Save

Two cabin classes are available on flights from San Diego to Missoula:

• Economy Class
• First Class

A nonstop flight from San Diego to Missoula takes 00m, covering 993 miles.

No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID or another TSA-accepted form of identification.

Round-trip flights from San Diego to Missoula range from $389 to $612, with an average of $500 over the past 12 months. Anything below $389 counts as a good deal.

On this route, layover flights are cheaper than nonstop options on average. Layover fares average $393 round-trip via Denver Intl (DEN), compared to $572 for nonstop.

The Embraer 175 family is used most often on this route, operated mainly by Alaska Airlines and Hawaiian Airlines. Other aircraft seen on the route include Embraer 170 variants.

Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $195 to $1,264. That means the highest observed fare was about 6x higher than the lowest one.

One-way fares from San Diego to Missoula are currently higher than usual. Average one-way flight prices are about $303, which is 10% above the typical average for this route.

Missoula Johnson-Bell Field Airport (MSO) hosts 5 major car rental companies, with daily rates starting from around $22 for economy cars. Top options include:

• Dollar
• Budget
• Hertz
• Thrifty
• Avis

Flights from San Diego to Missoula usually depart from San Diego (SAN) and arrive at Missoula Johnson-Bell Field (MSO).

One-stop flights from San Diego to Missoula most commonly connect through:

• Salt Lake City (SLC) - 36% of one-stop connections
• Denver Intl (DEN) - 29% of one-stop connections
• Seattle/Tacoma Intl (SEA) - 28% of one-stop connections
• Portland (PDX) - 5% of one-stop connections

Yes. Flexible dates can save you up to 39% on flights from San Diego to Missoula. Tuesday is the cheapest departure day at $380 round-trip on average, while Friday is the most expensive at $620, a difference of $240.

KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

Flying via Salt Lake City (SLC) gives the shortest average 1-stop total travel time at 5h 09m, compared with 5h 19m via Portland (PDX) and 5h 22m via San Francisco (SFO).

Missoula is 1 hour ahead of San Diego (Mountain Time vs Pacific Time). Plan for the time shift when scheduling connections or first-day activities.

Among airlines operating San Diego to Missoula flights:

• Alaska Airlines: offers free seat selection

Extra legroom and free seat selection availability depends on fare class and route.

Here are some options for this route, based on selected ticket types and cabin classes:

• Alaska Airlines: a cabin bag in Economy Class class

Bag allowance can vary by ticket type, cabin class, route and airline, so always check the fare details before booking.