Direct flights from Seattle to Santa Rosa

Did you mean Flights from Santa Rosa to Seattle?

Seattle

United States

SEA

Seattle Tacoma International Airport

Santa Rosa

United States

STS

Charles M. Schulz Sonoma County Airport

Route: Nonstop service available
Distance: 618 miles
Marketing airlines: 4 airlines
Aircraft: 5 aircraft types
Dates: Oct 19, 2026 – Sep 29, 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.

Lowest price in this limited sample: 6,500 points + $5.00 for SEA → STS, Economy, on 2026-11-17, booked with Alaska Atmos Rewards. This is an observed fare, not a guaranteed price or the lowest price across all dates and programs.

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

SEA → STSEconomy
AS1321
6,500 points+ $5.00
Departure
2026-11-17
Seats seen
9
Book with
Alaska Atmos Rewards
Observed (UTC)
2026-10-21 23:15
SEA → STSEconomy
AS3358
6,500 points+ $5.00
Departure
2026-11-17
Seats seen
9
Book with
Alaska Atmos Rewards
Observed (UTC)
2026-10-21 23:15
SEA → STSEconomy
AS3358
7,500 points+ $5.00
Departure
2026-11-13
Seats seen
9
Book with
Alaska Atmos Rewards
Observed (UTC)
2026-10-21 20:38
SEA → STSEconomy
AS1321
7,500 points+ $5.00
Departure
2026-11-15
Seats seen
9
Book with
Alaska Atmos Rewards
Observed (UTC)
2026-10-21 19:38
SEA → STSEconomy
AS1321
7,500 points+ $5.00
Departure
2026-11-16
Seats seen
9
Book with
Alaska Atmos Rewards
Observed (UTC)
2026-10-22 14:27
SEA → STSEconomy
AS3358
7,500 points+ $5.00
Departure
2026-11-16
Seats seen
9
Book with
Alaska Atmos Rewards
Observed (UTC)
2026-10-22 14:27
SEA → STSEconomy
AS3358
8,500 points+ $5.00
Departure
2026-11-11
Seats seen
9
Book with
Alaska Atmos Rewards
Observed (UTC)
2026-10-21 07:59
SEA → STSEconomy
AS1321
8,500 points+ $5.00
Departure
2026-11-11
Seats seen
9
Book with
Alaska Atmos Rewards
Observed (UTC)
2026-10-21 07:59
SEA → STSEconomy
AS504
12,500 points+ $5.00
Departure
2026-10-27
Seats seen
9
Book with
Alaska Atmos Rewards
Observed (UTC)
2026-10-21 06:13
SEA → STSEconomy
AS1347
12,500 points+ $5.00
Departure
2026-10-27
Seats seen
9
Book with
Alaska Atmos Rewards
Observed (UTC)
2026-10-21 06:13
SEA → STSEconomy
AS1347
12,500 points+ $5.00
Departure
2026-10-31
Seats seen
9
Book with
Alaska Atmos Rewards
Observed (UTC)
2026-10-22 22:05
SEA → STSEconomy
AS3358
12,500 points+ $5.00
Departure
2026-11-03
Seats seen
9
Book with
Alaska Atmos Rewards
Observed (UTC)
2026-10-21 12:22

Seattle to Santa Rosa route overview

Seattle Tacoma International Airport (SEA) serves Seattle; Charles M. Schulz Sonoma County Airport (STS) serves Santa Rosa.

The airports are 618 miles apart by great-circle distance.

Roame's current schedule feed shows nonstop service from SEA to STS.

Marketing airlines listed in the current schedule, including codeshare sellers, are Alaska Airlines (AS), Finnair (AY), Japan Airlines (JL) and Qatar Airways (QR). This list does not identify the operating airline for each flight; check the flight details before booking.

Published schedule dates span Oct 19, 2026 – Sep 29, 2027.

Marketing airlines on the Seattle to Santa Rosa 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.

Finnair (AY)Codeshare only
Japan Airlines (JL)Codeshare only
Qatar Airways (QR)Codeshare only

Airline alliance affiliations represented: Oneworld

Aircraft flying from SEA to STS

Frequently asked questions

Which airports serve the Seattle to Santa Rosa route?

Seattle Tacoma International Airport (SEA) is the origin airport and Charles M. Schulz Sonoma County Airport (STS) is the destination airport.

How far is Santa Rosa from Seattle?

SEA and STS are approximately 618 miles apart by great-circle distance.

Are there direct flights from SEA to STS?

Yes. Roame's current schedule feed shows nonstop service from SEA to STS.

Which airlines market flights from SEA to STS?

Which aircraft fly from SEA to STS?

Aircraft listed in the current schedule include Boeing 737-700 / Boeing 737-700ER (73G), Boeing 737-800 Winglets (73H), Boeing 737 MAX 8 (7M8), Embraer 175 (short wing) (E75) and JET.