NZ$219 Cheap Flights Santa Rosa to Seattle (STS-SEA)

View NZ$219 flight on Tue, 2 June 2026Opens in a new window

Popular airlines from Santa Rosa, CA (STS-Sonoma County) to Seattle-Tacoma International Airport (SEA)

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Cheap Flights from Santa Rosa (STS) to Seattle (SEA)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Tue, 2 June - Tue, 9 June
STS
Santa Rosa
SEA
Seattle
NZ$369 Return, found 3 hours ago
NZ$369
Return
found 3 hours ago
Select Alaska Airlines flight, departing Tue, 2 June from Santa Rosa to Seattle, returning Tue, 9 June, priced at NZ$369 found 3 hours ago
Alaska Airlines
Tue, 2 June - Tue, 9 June
STS
Santa Rosa
SEA
Seattle
NZ$436 Return, found 3 hours ago
NZ$436
Return
found 3 hours ago
Select Alaska Airlines flight, departing Tue, 2 June from Santa Rosa to Seattle, returning Tue, 9 June, priced at NZ$436 found 3 hours ago
Alaska Airlines
Tue, 2 June - Tue, 9 June
STS
Santa Rosa
SEA
Seattle
NZ$436 Return, found 3 hours ago
NZ$436
Return
found 3 hours ago
Select Alaska Airlines flight, departing Tue, 2 June from Santa Rosa to Seattle, returning Tue, 9 June, priced at NZ$436 found 3 hours ago
Alaska Airlines
Tue, 2 June - Tue, 9 June
STS
Santa Rosa
SEA
Seattle
NZ$504 Return, found 3 hours ago
NZ$504
Return
found 3 hours ago
Select Alaska Airlines flight, departing Tue, 2 June from Santa Rosa to Seattle, returning Tue, 9 June, priced at NZ$504 found 3 hours ago
Alaska Airlines
Tue, 2 June - Tue, 9 June
STS
Santa Rosa
SEA
Seattle
NZ$521 Return, found 3 hours ago
NZ$521
Return
found 3 hours ago
Select Alaska Airlines flight, departing Tue, 2 June from Santa Rosa to Seattle, returning Tue, 9 June, priced at NZ$521 found 3 hours ago
Alaska Airlines
Tue, 2 June - Tue, 9 June
STS
Santa Rosa
SEA
Seattle
NZ$521 Return, found 3 hours ago
NZ$521
Return
found 3 hours ago
Select Alaska Airlines flight, departing Tue, 2 June from Santa Rosa to Seattle, returning Tue, 9 June, priced at NZ$521 found 3 hours ago
Alaska Airlines
Tue, 2 June - Tue, 9 June
STS
Santa Rosa
SEA
Seattle
NZ$538 Return, found 3 hours ago
NZ$538
Return
found 3 hours ago
Select Alaska Airlines flight, departing Tue, 2 June from Santa Rosa to Seattle, returning Tue, 9 June, priced at NZ$538 found 3 hours ago
Alaska Airlines
Tue, 2 June - Tue, 9 June
STS
Santa Rosa
SEA
Seattle
NZ$555 Return, found 3 hours ago
NZ$555
Return
found 3 hours ago
Select Alaska Airlines flight, departing Tue, 2 June from Santa Rosa to Seattle, returning Tue, 9 June, priced at NZ$555 found 3 hours ago
Alaska Airlines
Tue, 2 June - Tue, 9 June
STS
Santa Rosa
SEA
Seattle
NZ$555 Return, found 3 hours ago
NZ$555
Return
found 3 hours ago
Select Alaska Airlines flight, departing Tue, 2 June from Santa Rosa to Seattle, returning Tue, 9 June, priced at NZ$555 found 3 hours ago
American Airlines
Tue, 2 June - Tue, 9 June
STS
Santa Rosa
SEA
Seattle
NZ$656 Return, found 3 hours ago
NZ$656
Return
found 3 hours ago
Select American Airlines flight, departing Tue, 2 June from Santa Rosa to Seattle, returning Tue, 9 June, priced at NZ$656 found 3 hours ago

Frequently asked questions

How much is a flight from STS to Sea-Tac Airport?
The lowest price advertised for a round-trip flight between STS and Sea-Tac Airport is NZ$369. But you better move fast. This price is taken from fares offered within the last 7 days on Expedia for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Sonoma County Airport (STS) to SEA?
The majority of flights can be cancelled online, but whether or not you are charged a fee differs between airlines. If you do need to cancel your break, follow the easy instructions in the Customer Service Portal.
How do I find cheap flights from Sonoma County Airport to Sea-Tac Airport that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Sonoma County Airport to Sea-Tac Airport flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Sonoma County Airport to SEA?
Forget about a movie marathon on this flight — it's just 1 000 kilometres from Windsor to SeaTac. Find your seat, enjoy the in-flight service and you'll be touching down before long.
Which airlines fly direct from STS to Sea-Tac Airport?
Flying straight from Sonoma County Airport (STS) to Seattle - Tacoma Intl. Airport (SEA) is easy with Alaska Airlines (AS). This leading airline offers 43 flights each month.
Are Sonoma County Airport (STS) to SEA flight tickets cheaper when they're purchased at the last minute?
Booking your trip from Sonoma County Airport (STS) to SEA at the last minute could be your ticket to an awesome deal. However, you might miss out on a flight altogether! If you'd prefer not to take any chances, book well ahead of your departure date. In fact, Expedia has some of the best bargains up to a year in advance. If your preferred air carrier hasn't released tickets yet, check back frequently as deals are updated all the time on Expedia.

Travel information

Origin airport
Sonoma County
Destination airport
Seattle - Tacoma Intl.
Return price
NZ$368
Distance
988 km
Average flight time
2 hours 4 mins

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