--- title: "Santa Rosa to Santa Ana flights: who flies STS-SNA" description: "Alaska Airlines flies nonstop from STS to SNA, about 19 flights a week, covering 432 miles. See confirmed upgrade and award space by date on 2LNR, the next 14 days free." canonical: "https://2lnr.com/routes/sts-sna" url: "https://2lnr.com/routes/sts-sna.md" date_modified: "2026-10-18T05:10:47Z" --- # Santa Rosa to Santa Ana (STS-SNA): nonstop upgrade & award space Alaska Airlines flies nonstop between Santa Rosa (STS) and Santa Ana (SNA), roughly 19 times a week. In the timetable below it flies as AS 3056, AS 3059, and AS 3287, scheduled at 1h 42m to 1h 43m for the 432 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 STS to SNA on the interactive map [Get started free](https://2lnr.com/login) 19 Flights a week, 4-week average 1h 42m to 1h 43m Scheduled flight time 432 mi Nonstop distance Free To get started ## Santa Rosa to Santa Ana flight schedule Scheduled nonstop departures for STS to SNA starting October 22, 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 Santa Rosa (STS) to Santa Ana (SNA) | Date | Flight | Airline | Departs STS | Arrives SNA | Duration | Aircraft | | :--- | :--- | :--- | :--- | :--- | :--- | :--- | | Thu, Oct 22 | AS 3287 | Alaska Airlines, Inc. | 09:30 | 11:13 | 1h 43m | [Embraer E175](https://2lnr.com/seatmaps/as/e175.md) | | Thu, Oct 22 | AS 3056 | Alaska Airlines, Inc. | 13:15 | 14:58 | 1h 43m | Embraer E175 | | Thu, Oct 22 | AS 3059 | Alaska Airlines, Inc. | 17:35 | 19:17 | 1h 42m | Embraer E175 | | Fri, Oct 23 | AS 3287 | Alaska Airlines, Inc. | 09:30 | 11:13 | 1h 43m | Embraer E175 | | Fri, Oct 23 | AS 3056 | Alaska Airlines, Inc. | 13:15 | 14:58 | 1h 43m | Embraer E175 | | Fri, Oct 23 | AS 3059 | Alaska Airlines, Inc. | 17:35 | 19:17 | 1h 42m | Embraer E175 | | Sat, Oct 24 | AS 3287 | Alaska Airlines, Inc. | 09:30 | 11:13 | 1h 43m | Embraer E175 | | Sat, Oct 24 | AS 3056 | Alaska Airlines, Inc. | 13:15 | 14:58 | 1h 43m | Embraer E175 | | Sat, Oct 24 | AS 3059 | Alaska Airlines, Inc. | 17:35 | 19:17 | 1h 42m | Embraer E175 | | Sun, Oct 25 | AS 3287 | Alaska Airlines, Inc. | 09:30 | 11:13 | 1h 43m | Embraer E175 | | Sun, Oct 25 | AS 3056 | Alaska Airlines, Inc. | 13:15 | 14:58 | 1h 43m | Embraer E175 | | Sun, Oct 25 | AS 3059 | Alaska Airlines, Inc. | 17:35 | 19:17 | 1h 42m | Embraer E175 | | Mon, Oct 26 | AS 3287 | Alaska Airlines, Inc. | 09:30 | 11:13 | 1h 43m | Embraer E175 | | Mon, Oct 26 | AS 3056 | Alaska Airlines, Inc. | 13:15 | 14:58 | 1h 43m | Embraer E175 | | Mon, Oct 26 | AS 3059 | Alaska Airlines, Inc. | 17:35 | 19:17 | 1h 42m | Embraer E175 | | Tue, Oct 27 | AS 3287 | Alaska Airlines, Inc. | 09:30 | 11:13 | 1h 43m | Embraer E175 | | Tue, Oct 27 | AS 3056 | Alaska Airlines, Inc. | 13:15 | 14:58 | 1h 43m | Embraer E175 | | Tue, Oct 27 | AS 3059 | Alaska Airlines, Inc. | 17:35 | 19:17 | 1h 42m | Embraer E175 | | Wed, Oct 28 | AS 3287 | Alaska Airlines, Inc. | 09:30 | 11:13 | 1h 43m | Embraer E175 | | Wed, Oct 28 | AS 3056 | Alaska Airlines, Inc. | 13:15 | 14:58 | 1h 43m | Embraer E175 | Showing all 20 scheduled STS to SNA departures across 7 days with service, starting October 22, 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 STS to SNA date on the interactive map ## Aircraft on the Santa Rosa to Santa Ana 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 STS to SNA departures 2LNR tracks confirmed upgrade and award space on Alaska Airlines, segment by segment and date by date. Open the calendar for Santa Rosa to Santa Ana 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 13 of the 14 Santa Rosa to Santa Ana 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 STS to SNA 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 STS to SNA on the interactive route map, with schedules, connections, and route statistics. ## Airlines flying Santa Rosa to Santa Ana nonstop Carriers operating STS to SNA 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 STS to SNA on the interactive map → ## Frequently asked questions about STS to SNA **How long is the flight from Santa Rosa (STS) to Santa Ana (SNA)?** Scheduled flight times from Santa Rosa (STS) to Santa Ana (SNA) run from 1h 42m to 1h 43m across the departures in the schedule table on this page. The nonstop covers about 432 miles, and airlines adjust scheduled times by season, so confirm with the airline before you book. **Which airlines fly nonstop from STS to SNA?** Alaska Airlines is currently the only airline flying STS to SNA nonstop. 2LNR tracks confirmed upgrade and award space on Alaska Airlines. **How many flights a week are there from STS to SNA?** About 19 nonstop flights a week run between Santa Rosa (STS) and Santa Ana (SNA) 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 STS to SNA depart?** Scheduled STS to SNA nonstops in the next 7 days with service leave between 09:30 and 17:35, local time at Santa Rosa. The schedule table on this page lists every departure by date, with its arrival time and aircraft. **Which flights operate STS to SNA nonstop?** In the schedule table on this page, STS to SNA nonstops fly as AS 3056, AS 3059, and AS 3287 on Alaska Airlines. The table lists each departure by date with its times and aircraft. **How do I check upgrade or award availability on STS to SNA?** Open the STS to SNA 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 [SNA to STS upgrade and award space](https://2lnr.com/routes/sna-sts.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 Santa Rosa (STS)](https://2lnr.com/routes/sts.md), or [every route from Santa Ana (SNA)](https://2lnr.com/routes/sna.md). Nonstops to Santa Ana (SNA) from other airports within 150 miles of Santa Rosa (STS): - [Napa (APC) to Santa Ana (SNA)](https://2lnr.com/routes/apc-sna.md), 34 miles from STS - [Concord (CCR) to Santa Ana (SNA)](https://2lnr.com/routes/ccr-sna.md), 53 miles from STS - [San Francisco (SFO) to Santa Ana (SNA)](https://2lnr.com/routes/sfo-sna.md), 65 miles from STS Nonstops from Santa Rosa (STS) to other airports within 150 miles of Santa Ana (SNA): - [Santa Rosa (STS) to Ontario (ONT)](https://2lnr.com/routes/sts-ont.md), 30 miles from SNA - [Santa Rosa (STS) to Los Angeles (LAX)](https://2lnr.com/routes/sts-lax.md), 37 miles from SNA - [Santa Rosa (STS) to Burbank (BUR)](https://2lnr.com/routes/sts-bur.md), 46 miles from SNA - [Santa Rosa (STS) to San Diego (SAN)](https://2lnr.com/routes/sts-san.md), 76 miles from SNA - [Santa Rosa (STS) to Palm Springs (PSP)](https://2lnr.com/routes/sts-psp.md), 79 miles from SNA 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 STS to SNA 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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