Missoula to San Diego (MSO-SAN): nonstop upgrade & award space

Alaska Airlines flies nonstop from Missoula (MSO) to San Diego (SAN) just once a week. With so few departures, each one carries the only premium seats on the route that day. 2LNR tracks confirmed upgrade and award space on Alaska Airlines, on every MSO to SAN departure, so you know which flights have space before you book.

Schedule last confirmed . Departure times come from 2LNR's schedule data; confirm with the airline before you book.

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1
Nonstop flights a week
994 mi
Nonstop distance
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Missoula to San Diego flight schedule

Scheduled nonstop departures for MSO to SAN, last checked against our schedule feed on September 6, 2026. Airlines retime and cancel flights, so confirm with the airline before you book.

Schedule data dated .

Scheduled nonstop departures from Missoula (MSO) to San Diego (SAN)
Date Flight Airline Departs MSO Arrives SAN Duration Aircraft
AS 2310Alaska Airlines, Inc.13:3015:222h 52mE75
AS 2310Alaska Airlines, Inc.13:3015:222h 52mE75
AS 2310Alaska Airlines, Inc.13:3015:222h 52mE75
AS 2310Alaska Airlines, Inc.13:3015:222h 52mE75
AS 2310Alaska Airlines, Inc.13:3015:222h 52mE75
AS 2310Alaska Airlines, Inc.13:3015:222h 52mE75
AS 2310Alaska Airlines, Inc.13:3015:222h 52mE75

Showing all 7 scheduled MSO to SAN departures across the next 7 days with service. Later dates are on the interactive map.

Departure and arrival times are local at their own airport, so an arrival can fall on a different local date than the departure; the duration column is the true elapsed flying time. A dash means the airline has not filed that value in the schedule data we hold. Aircraft are IATA equipment codes as filed, and can change up to departure.

See every MSO to SAN date on the interactive map

Confirmed upgrade & award space on MSO to SAN departures

2LNR tracks confirmed upgrade and award space on Alaska Airlines, segment by segment and date by date. Open the calendar for Missoula to San Diego to see which departures have space, the next 14 days free on every product and the full horizon on Pro.

See real availability

Confirmed upgrade and award seats on each MSO to SAN departure, checked against live inventory so you know what is open before you book.

Set an alert

Premium inventory turns over fast. Watch this route and 2LNR notifies you when space appears on a date you are tracking.

Plan on the map

See MSO to SAN on the interactive route map, with schedules, connections, and route statistics.

Airlines flying Missoula to San Diego nonstop

Carriers operating MSO to SAN nonstop in the current schedule. 2LNR tracks confirmed upgrade and award space on each of them.

See MSO to SAN on the interactive map →

Frequently asked questions about MSO to SAN

How far is San Diego from Missoula?
MSO to SAN covers about 994 miles nonstop. Flight times vary by aircraft and season; the schedule table on this page lists each scheduled departure with its own times.
Which airlines fly nonstop from MSO to SAN?
Alaska Airlines is currently the only airline flying MSO to SAN nonstop. 2LNR tracks confirmed upgrade and award space on Alaska Airlines.
How often does MSO to SAN operate?
The nonstop currently runs once a week, on Alaska Airlines. Thin schedules like this change by season, and an alert will catch anything added.
What time do flights from MSO to SAN depart?
In the next 7 days with service, every scheduled MSO to SAN nonstop leaves at 13:30 local time at Missoula. The schedule table on this page lists each departure by date.
How do I check upgrade or award availability on MSO to SAN?
Open the MSO to SAN route on the interactive map or the matrix to see confirmed upgrade and award space by date on Alaska Airlines, the next 14 days free and the full horizon on Pro. On Pro you can also set an alert on the route and 2LNR notifies you when space opens.

Never miss MSO to SAN upgrade or award space

See what is open by date on this route, the next 14 days free on every product and the full horizon on Pro.

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