Cheap flights from Nashville to Seattle from $123

In general, January is the cheapest month to fly from Nashville to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $299. If you don’t want to visit Seattle in January, then you should wait until February to fly from Nashville, when ticket prices are also cheap, with an average price of $308.

On average, the least expensive day to fly to Seattle from Nashville is on a Thursday. momondo users have found tickets for Thursday departures for as low as $438. 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 Nashville because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $527.

Flying to Seattle from Nashville in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $457 when looking at flights departing in the afternoon. Flights to Seattle are more costly at noon, with an average ticket price of $741. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.

Fly from Nashville Intl to Seattle/Tacoma Intl for the best Nashville Intl - Seattle/Tacoma Intl flight prices

You are more likely to see cheaper flights to Seattle from Nashville when booking weeks ahead of your departure date. In general, you can expect to find flights to Seattle for around $382 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seattle from Nashville for as low as $360 on momondo.

There are 4 cabin classes available to choose from on Nashville 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 18% on your flight if you consider stops on a Nashville to Seattle flight.

As of October 2026, prices for Nashville to Seattle flights are approximately 20% more expensive when compared to flights at the same time last year.

Southwest is the most popular carrier operating from Nashville Intl to Seattle/Tacoma Intl

Alaska Airlines, Delta and American Airlines are the top three most popular airlines that fly to Seattle from Nashville according to our data. Alaska Airlines is the first choice among our users, with 49% of people opting to fly with this airline when traveling to Seattle. Keep in mind that there are 6 different airlines that fly to Seattle on a routine basis, so you have a few additional options to choose from.

Denver (DEN) was the most common stop: 75% of momondo users choosing 1-stop flights on this route connected there.

Flights via Las Vegas (LAS) offer the lowest average round-trip price of $324.

Flights connecting via Las Vegas (LAS) have the shortest average one-way travel time: 14h 04m.

Las Vegas (LAS) has the shortest average layover time for this route: 11h 02m.

The number of flights available between Nashville and Seattle is 6 per day as of October 2026. The most frequent departure time is 7:00AM, with 76% of daily flights leaving at noon.

The number of flights available between Nashville and Seattle is 45 per week as of October 2026. The most frequent departure day is Mon, with 16% of weekly flights leaving on this day.