--- title: "San Diego (SAN) to Missoula (MSO) flights: who flies it" description: "Alaska Airlines flies nonstop from SAN to MSO, about 1 flight a week, scheduled at 2h 47m. See confirmed upgrade and award space by date on 2LNR, the next 14 days free." canonical: "https://2lnr.com/routes/san-mso" url: "https://2lnr.com/routes/san-mso.md" date_modified: "2026-10-18T05:10:47Z" --- # San Diego to Missoula (SAN-MSO): nonstop upgrade & award space Alaska Airlines flies nonstop from San Diego (SAN) to Missoula (MSO) just once a week. In the timetable below it flies as AS 2311, scheduled at 2h 47m for the 994 miles. 2LNR checks confirmed upgrade and award space on Alaska Airlines flights on this route, so you can see which departures have space before you book. Schedule last confirmed October 18, 2026. Departure times come from 2LNR's schedule data; confirm with the airline before you book. Updated October 24, 2026. See SAN to MSO on the interactive map [Get started free](https://2lnr.com/login) 1 Flights a week, 4-week average 2h 47m Scheduled flight time 994 mi Nonstop distance Free To get started ## San Diego to Missoula flight schedule Scheduled nonstop departures for SAN to MSO starting October 23, 2026, last checked against our schedule feed on October 18, 2026. Airlines retime and cancel flights, so confirm with the airline before you book. Scheduled nonstop departures from San Diego (SAN) to Missoula (MSO) | Date | Flight | Airline | Departs SAN | Arrives MSO | Duration | Aircraft | | :--- | :--- | :--- | :--- | :--- | :--- | :--- | | Sat, Jun 12 | AS 2311 | Alaska Airlines, Inc. | 07:55 | 11:42 | 2h 47m | [Embraer E175](https://2lnr.com/seatmaps/as/e175.md) | | Sat, Jun 19 | AS 2311 | Alaska Airlines, Inc. | 07:55 | 11:42 | 2h 47m | Embraer E175 | | Sat, Jun 26 | AS 2311 | Alaska Airlines, Inc. | 07:55 | 11:42 | 2h 47m | Embraer E175 | | Sat, Jul 3 | AS 2311 | Alaska Airlines, Inc. | 07:55 | 11:42 | 2h 47m | Embraer E175 | | Sat, Jul 10 | AS 2311 | Alaska Airlines, Inc. | 07:55 | 11:42 | 2h 47m | Embraer E175 | | Sat, Jul 17 | AS 2311 | Alaska Airlines, Inc. | 07:55 | 11:42 | 2h 47m | Embraer E175 | | Sat, Jul 24 | AS 2311 | Alaska Airlines, Inc. | 07:55 | 11:42 | 2h 47m | Embraer E175 | Showing all 7 scheduled SAN to MSO departures across 7 days with service, starting October 23, 2026. 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 hasn't filed that value in the schedule data we hold. Aircraft are the equipment the airline filed, named where the code pins down one type and shown as the family or the bare code where it doesn't. Swaps can happen up to departure. See every SAN to MSO date on the interactive map ## Aircraft on the San Diego to Missoula nonstop Alaska Airlines flies the [Embraer E175](https://2lnr.com/seatmaps/as/e175.md) on every departure in the schedule table on this page. Each linked aircraft page shows where that airline schedules it. Airlines can swap aircraft up to departure. ## Confirmed upgrade & award space on SAN to MSO departures 2LNR tracks confirmed upgrade and award space on Alaska Airlines, segment by segment and date by date. Open the calendar for San Diego to Missoula 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 or award seats by date on the SAN to MSO departures 2LNR tracks, checked against live inventory so you know what's open before you book. ### Set an alert Premium inventory turns over fast. Watch this route on Pro and 2LNR notifies you when space appears on a date you're tracking. ### Plan on the map See SAN to MSO on the interactive route map, with schedules, connections, and route statistics. ## Airlines flying San Diego to Missoula nonstop Carriers operating SAN to MSO nonstop in the current schedule. Where 2LNR tracks the carrier, its departures show confirmed upgrade or award space by date. - [Alaska Airlines (AS) route map](https://2lnr.com/routes/airlines/as.md)\ [The aircraft AS flies](https://2lnr.com/seatmaps/as.md) See SAN to MSO on the interactive map → ## Frequently asked questions about SAN to MSO **How long is the flight from San Diego (SAN) to Missoula (MSO)?** AS 2311 is scheduled at 2h 47m from San Diego (SAN) to Missoula (MSO) on every departure in the schedule table on this page. The nonstop covers about 994 miles, and airlines adjust scheduled times by season, so confirm with the airline before you book. **Which airlines fly nonstop from SAN to MSO?** Alaska Airlines is currently the only airline flying SAN to MSO nonstop. 2LNR tracks confirmed upgrade and award space on Alaska Airlines. **How often does SAN to MSO operate?** The SAN to MSO nonstop currently runs once a week, on Alaska Airlines. Thin schedules like this change by season, and on Pro an alert will catch anything added. **What time do flights from SAN to MSO depart?** In the next 7 days with service, every scheduled SAN to MSO nonstop leaves at 07:55 local time at San Diego. The schedule table on this page lists each departure by date. **Which flights operate SAN to MSO nonstop?** Alaska Airlines flies AS 2311 nonstop from San Diego (SAN) to Missoula (MSO), the only flight number in the schedule table on this page. The table lists each date with its departure and arrival times and aircraft. **How do I check upgrade or award availability on SAN to MSO?** Open the SAN to MSO 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. Flying the other way? See [MSO to SAN upgrade and award space](https://2lnr.com/routes/mso-san.md). Award seats rather than schedules? See [Alaska Airlines award availability](https://2lnr.com/awards/as.md). Looking beyond this route? See [every route from San Diego (SAN)](https://2lnr.com/routes/san.md), or [every route from Missoula (MSO)](https://2lnr.com/routes/mso.md). Nonstops to Missoula (MSO) from other airports within 150 miles of San Diego (SAN): - [Santa Ana (SNA) to Missoula (MSO)](https://2lnr.com/routes/sna-mso.md), 76 miles from SAN - [Los Angeles (LAX) to Missoula (MSO)](https://2lnr.com/routes/lax-mso.md), 110 miles from SAN Nonstops from San Diego (SAN) to other airports within 150 miles of Missoula (MSO): - [San Diego (SAN) to Kalispell (FCA)](https://2lnr.com/routes/san-fca.md), 97 miles from MSO Distances are great-circle between the airports, not driving distance. - [How Alaska upgrades clear](https://2lnr.com/about/as/upgrades.md) - [How to read award availability by date](https://2lnr.com/guides/award-availability.md) ## Never miss SAN to MSO upgrade or award space See what's open by date on this route, the next 14 days free on every product and the full horizon on Pro. [Get started free](https://2lnr.com/login)