--- title: "Palm Springs to Santa Rosa flights: who flies PSP-STS" description: "Alaska Airlines flies nonstop from PSP to STS, about 5 flights a week, scheduled at 1h 50m. See confirmed upgrade and award space by date on 2LNR, the next 14 days free." canonical: "https://2lnr.com/routes/psp-sts" url: "https://2lnr.com/routes/psp-sts.md" date_modified: "2026-10-18T05:10:47Z" --- # Palm Springs to Santa Rosa (PSP-STS): nonstop upgrade & award space Alaska Airlines flies the PSP to STS nonstop about 5 times a week. In the timetable below it flies as AS 3213, scheduled at 1h 50m for the 476 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 23, 2026. See PSP to STS on the interactive map [Get started free](https://2lnr.com/login) 5 Flights a week, 4-week average 1h 50m Scheduled flight time 476 mi Nonstop distance Free To get started ## Palm Springs to Santa Rosa flight schedule Scheduled nonstop departures for PSP to STS 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 Palm Springs (PSP) to Santa Rosa (STS) | Date | Flight | Airline | Departs PSP | Arrives STS | Duration | Aircraft | | :--- | :--- | :--- | :--- | :--- | :--- | :--- | | Fri, Oct 23 | AS 3213 | Alaska Airlines, Inc. | 12:02 | 13:52 | 1h 50m | [Embraer E175](https://2lnr.com/seatmaps/as/e175.md) | | Sat, Oct 24 | AS 3213 | Alaska Airlines, Inc. | 12:02 | 13:52 | 1h 50m | Embraer E175 | | Sun, Oct 25 | AS 3213 | Alaska Airlines, Inc. | 12:02 | 13:52 | 1h 50m | Embraer E175 | | Mon, Oct 26 | AS 3213 | Alaska Airlines, Inc. | 12:02 | 13:52 | 1h 50m | Embraer E175 | | Thu, Oct 29 | AS 3213 | Alaska Airlines, Inc. | 12:02 | 13:52 | 1h 50m | Embraer E175 | | Fri, Oct 30 | AS 3213 | Alaska Airlines, Inc. | 12:02 | 13:52 | 1h 50m | Embraer E175 | | Sat, Oct 31 | AS 3213 | Alaska Airlines, Inc. | 12:02 | 13:52 | 1h 50m | Embraer E175 | Showing all 7 scheduled PSP to STS 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 PSP to STS date on the interactive map ## Aircraft on the Palm Springs to Santa Rosa 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 PSP to STS departures 2LNR tracks confirmed upgrade and award space on Alaska Airlines, segment by segment and date by date. Open the calendar for Palm Springs to Santa Rosa to see which departures have space, the next 14 days free on every product and the full horizon on Pro. Alaska Airlines award space was open on 6 of the 10 Palm Springs to Santa Rosa departure dates from October 19 to November 1 that 2LNR checked in the 7 days to October 19, 2026. ### See real availability Confirmed upgrade or award seats by date on the PSP to STS 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 PSP to STS on the interactive route map, with schedules, connections, and route statistics. ## Airlines flying Palm Springs to Santa Rosa nonstop Carriers operating PSP to STS 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 PSP to STS on the interactive map → ## Frequently asked questions about PSP to STS **How long is the flight from Palm Springs (PSP) to Santa Rosa (STS)?** AS 3213 is scheduled at 1h 50m from Palm Springs (PSP) to Santa Rosa (STS) on every departure in the schedule table on this page. The nonstop covers about 476 miles, and airlines adjust scheduled times by season, so confirm with the airline before you book. **Which airlines fly nonstop from PSP to STS?** Alaska Airlines is currently the only airline flying PSP to STS nonstop. 2LNR tracks confirmed upgrade and award space on Alaska Airlines. **How many flights a week are there from PSP to STS?** About 5 nonstop flights a week run between Palm Springs (PSP) and Santa Rosa (STS) in the current schedule, operated by Alaska Airlines. Frequency shifts by season, and the schedule table on this page shows what is scheduled next. **What time do flights from PSP to STS depart?** In the next 7 days with service, every scheduled PSP to STS nonstop leaves at 12:02 local time at Palm Springs. The schedule table on this page lists each departure by date. **Which flights operate PSP to STS nonstop?** Alaska Airlines flies AS 3213 nonstop from Palm Springs (PSP) to Santa Rosa (STS), 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 PSP to STS?** Open the PSP to STS 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 [STS to PSP upgrade and award space](https://2lnr.com/routes/sts-psp.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 Palm Springs (PSP)](https://2lnr.com/routes/psp.md), or [every route from Santa Rosa (STS)](https://2lnr.com/routes/sts.md). Nonstops to Santa Rosa (STS) from other airports within 150 miles of Palm Springs (PSP): - [Ontario (ONT) to Santa Rosa (STS)](https://2lnr.com/routes/ont-sts.md), 64 miles from PSP - [Santa Ana (SNA) to Santa Rosa (STS)](https://2lnr.com/routes/sna-sts.md), 79 miles from PSP - [San Diego (SAN) to Santa Rosa (STS)](https://2lnr.com/routes/san-sts.md), 85 miles from PSP - [Burbank (BUR) to Santa Rosa (STS)](https://2lnr.com/routes/bur-sts.md), 109 miles from PSP - [Los Angeles (LAX) to Santa Rosa (STS)](https://2lnr.com/routes/lax-sts.md), 110 miles from PSP Nonstops from Palm Springs (PSP) to other airports within 150 miles of Santa Rosa (STS): - [Palm Springs (PSP) to San Francisco (SFO)](https://2lnr.com/routes/psp-sfo.md), 65 miles from STS 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 PSP to STS 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. 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