$89 Find Cheap Flights from Seattle to Santa Rosa - Compare and Save

Among airlines operating Seattle to Santa Rosa flights:

• Alaska Airlines: offers free seat selection

Extra legroom and free seat selection availability depends on fare class and route.

Only Alaska Airlines operates flights between Seattle and Santa Rosa.

Flights from Seattle to Santa Rosa usually depart from Seattle/Tacoma Intl (SEA) and arrive at Santa Rosa Sonoma County (STS).

Here are some options for this route, based on selected ticket types and cabin classes:

• Alaska Airlines: a cabin bag and a checked bag in First Class

Bag allowance can vary by ticket type, cabin class, route and airline, so travelers should check the fare details before booking.

Two cabin classes are available on flights from Seattle to Santa Rosa:

• Economy Class
• First Class

On this route, nonstop flights are cheaper than layover options on average. Nonstop fares average $319 round-trip, compared to $398 via a layover through Phoenix Sky Harbor Intl (PHX).

The Boeing 737-800 Passenger/BBJ2 (winglets) family is used most often on this route, operated mainly by Alaska Airlines and Southwest. Other aircraft seen on the route include Boeing 737-900 Passenger/BBJ3 (winglets) variants.

Most connecting flights from Seattle to Santa Rosa pass through Phoenix Sky Harbor Intl (PHX), which handles 100% of one-stop traffic on this route. Other layover airports each see under 5%.

Yes. Being flexible with your travel dates can save you up to 35% on the Seattle to Santa Rosa route. Wednesday is the cheapest departure day at $247 round-trip on average, while Friday is the most expensive at $377, a difference of $130. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

Morning is the busiest departure period on Seattle to Santa Rosa flights, with 50% of flights leaving in that window. Evening departures account for 50%, afternoon flights for 0%, and night flights for 0%.

These are the earliest and latest flight times available from Seattle to Santa Rosa:

• Earliest: departs at 10:06 am and lands at 12:12 pm
• Latest: departs at 9:06 pm and lands at 11:12 pm.

The flight takes about 2h 06m.

Last-minute fares on this route - booked within 2 weeks of departure - run 70% above the route average of $323. Book 19 weeks before departure for the lowest fares.

A nonstop flight from Seattle to Santa Rosa takes 2h 06m, covering 618 miles.

No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID, or another TSA-accepted form of identification.

Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $162 to $1,267. That means the highest observed fare was about 8x higher than the lowest one.

One-way fares from Seattle to Santa Rosa are currently lower than usual. Average one-way flight prices are about $121, which is 55% below the typical average for this route.

Santa Rosa Sonoma County Airport (STS) hosts 5 major car rental companies, with daily rates starting from around $24 for economy cars. Top options include:
• Ace
• Dollar
• Enterprise Rent-A-Car
• Hertz
• Budget

Round-trip flights from Seattle to Santa Rosa range from $224 to $440, with an average of $323 over the past 12 months. Anything below $224 counts as a good deal.

Alaska Airlines is the only airline on the Seattle to Santa Rosa route offering in-flight Wi-Fi. Pricing depends on fare class.