Cheap flights from Santa Rosa to Seattle from $79

In general, February is the cheapest month to fly from Santa Rosa to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $236. If you don’t want to visit Seattle in February, then you should wait until January to fly from Santa Rosa, when ticket prices are also cheap, with an average price of $252.

On average, the least expensive day to fly to Seattle from Santa Rosa is on a Thursday. momondo users have found tickets for Thursday departures for as low as $333. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Sunday is the most expensive day to depart from Santa Rosa because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $477.

Flying to Seattle from Santa Rosa in the evening is the least expensive time of day to depart. momondo users have found prices as low as $312 when looking at flights departing in the evening. Flights to Seattle are more costly at noon, with an average ticket price of $406. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.

Fly from Santa Rosa Sonoma County to Seattle/Tacoma Intl for the best Santa Rosa Sonoma County - Seattle/Tacoma Intl flight prices

You are more likely to see cheaper flights to Seattle from Santa Rosa when booking weeks ahead of your departure date. In general, you can expect to find flights to Seattle for around $309 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seattle from Santa Rosa for as low as $262 on momondo.

There are 4 cabin classes available to choose from on Santa Rosa to Seattle flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

You could potentially save up to 40% on your flight if you consider stops on a Santa Rosa to Seattle flight.

As of September 2026, prices for Santa Rosa to Seattle flights are approximately 41% more expensive when compared to flights at the same time last year.

Southwest is the most popular carrier operating from Santa Rosa Sonoma County to Seattle/Tacoma Intl

Alaska Airlines, United Airlines and Delta are the top three most popular airlines that fly to Seattle from Santa Rosa according to our data. Alaska Airlines is the first choice among our users, with 61% of people opting to fly with this airline when traveling to Seattle. Keep in mind that there are 7 different airlines that fly to Seattle on a routine basis, so you have a few additional options to choose from.

As of September 2026, 2 flights take off from Santa Rosa and land in Seattle each day. The most common flight departure time for this route is 7:00AM, with 52% of daily flights taking off at noon.

16 flights are operational weekly from Santa Rosa to Seattle as of September 2026. The most popular departure day for this route is Fri, with 25% of flights per week taking off on this day.