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Direct flights from Missoula to San Diego

Did you mean Flights from San Diego to Missoula?

Flightmap/Flights from MSO/MSO to SAN

Missoula

United States

MSO

Missoula International Airport

San Diego

United States

SAN

San Diego International Airport

Route
Nonstop service available
Distance
993 miles
Marketing airlines
3 airlines
Aircraft
2 aircraft types
Dates
May 27 – Oct 11, 2027

Observed award fares

A sample of one-way prices for one traveler from Roame’s fare cache. Points, fees, and seats describe the same observation. Availability can change; confirm with the loyalty program before transferring points.

Departure window: 2026-10-23 – 2026-11-21.

No recent fares appear in this limited preview. This does not mean the route is sold out. Use the search controls to check other dates and routes.

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Explore these airports and cities

  • Flights from MSO
  • Flights to SAN

Missoula to San Diego route overview

Missoula International Airport (MSO) serves Missoula; San Diego International Airport (SAN) serves San Diego.

The airports are 993 miles apart by great-circle distance.

Roame's current schedule feed shows nonstop service from MSO to SAN.

Marketing airlines listed in the current schedule, including codeshare sellers, are American Airlines (AA), Alaska Airlines (AS) and United Airlines (UA). This list does not identify the operating airline for each flight; check the flight details before booking.

Published schedule dates span May 27 – Oct 11, 2027.

Marketing airlines on the Missoula to San Diego route

These are marketing airlines, including codeshare sellers. This list does not identify the operating airline for each flight; check the flight details before booking.

  • American Airlines (AA)Codeshare only
  • United Airlines (UA)Codeshare only

Airline alliance affiliations represented: Oneworld, Star Alliance

Aircraft flying from MSO to SAN

Frequently asked questions

Which airports serve the Missoula to San Diego route?

Missoula International Airport (MSO) is the origin airport and San Diego International Airport (SAN) is the destination airport.

How far is San Diego from Missoula?

MSO and SAN are approximately 993 miles apart by great-circle distance.

Are there direct flights from MSO to SAN?

Yes. Roame's current schedule feed shows nonstop service from MSO to SAN.

Which airlines market flights from MSO to SAN?

Marketing airlines listed in the current schedule, including codeshare sellers, are American Airlines (AA), Alaska Airlines (AS) and United Airlines (UA). This list does not identify the operating airline for each flight; check the flight details before booking.

Which aircraft fly from MSO to SAN?

Aircraft listed in the current schedule include Embraer 175 (short wing) (E75) and Embraer 175 (long wing) (E7W).

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