Cheap flights from New York to Seattle from $109

In general, October is the cheapest month to fly from New York to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $287. If you don’t want to visit Seattle in October, then you should wait until September to fly from New York, when ticket prices are also cheap, with an average price of $312.

On average, the least expensive day to fly to Seattle from New York is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $457. 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 New York because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $531.

Flying to Seattle from New York in the evening is the least expensive time of day to depart. momondo users have found prices as low as $373 when looking at flights departing in the evening. Flights to Seattle are more costly at noon, with an average ticket price of $572. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.

Fly from Newark to Seattle/Tacoma Intl for the best New York - Seattle/Tacoma Intl flight prices

You are more likely to see cheaper flights to Seattle from New York when booking weeks ahead of your departure date. In general, you can expect to find flights to Seattle for around $414 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seattle from New York for as low as $344 on momondo.

There are 4 cabin classes available to choose from on New York to Seattle/Tacoma Intl 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 New York to Seattle flight.

As of February 2026, prices for New York to Seattle flights are approximately 11% cheaper when compared to flights at the same time last year.

United Airlines, Alaska Airlines, and Delta are the most popular carriers operating from New York to Seattle/Tacoma Intl

Alaska Airlines, United Airlines and Delta are the top three most popular airlines that fly to Seattle from New York according to our data. Alaska Airlines is the first choice among our users, with 46% of people opting to fly with this airline when traveling to Seattle. Keep in mind that there are 10 different airlines that fly to Seattle on a routine basis, so you have a few additional options to choose from.

Historically, on average around 22% of flights between New York and Seattle have experienced a delay on any given week. The average delay length over the past 12 months has been 172 minutes.

Generally, flights departing in the morning tend to experience fewer delays. Flights at night have, in the past, seen delays more frequently in comparison.

Tuesday is statistically the day of the week which experiences the fewest number of delays on this flight route. Sunday has historically seen more delays on average compared to the rest of the week.

According to our data, Delta have had the least number of delays on this route over the last 12 months; with about 17% of their flights experiencing any sort of delay.

Minneapolis (MSP) was the most common stop: 26% of momondo users choosing 1-stop flights on this route connected there.

Flights via Chicago (MDW) offer the lowest average round-trip price of $153.

Flights connecting via Detroit (DTW) have the shortest average one-way travel time: 7h 33m.

Detroit (DTW) has the shortest average layover time for this route: 0h 41m.

36 flights are operational daily from New York to Seattle as of February 2026. The most popular departure time for this route is 4:00PM, with 37% of flights per day taking off in the afternoon.

The number of flights available between New York and Seattle is 255 per week as of February 2026. The most frequent departure day is Sat, with 18% of weekly flights leaving on this day.