Cheap flights from New York to Seattle from £138

The cheapest month to fly to Seattle from New York is in October. Flight prices, which tend to average around £215, are often lower during this time because this is during the off-season. The month of January is another great option to travel to Seattle, with average flight prices from New York averaging around £247.

According to our data, Thursday is the cheapest day to fly to Seattle from New York. The lowest ticket price found for a Thursday departure recently was £208. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to Seattle on Saturday is £654.

According to our data, the cheapest time of day to fly to Seattle is in the morning. momondo users have found flights departing from New York to Seattle in the morning for as low as £292. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights in the afternoon are often more expensive, with an average ticket price of £391.

Fly from New York John F Kennedy Intl 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 £324 when searching weeks before you fly. 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 £291 on momondo.

There are 3 cabin classes available to choose from on New York 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 New York to Seattle flight.

As of August 2026, prices for New York to Seattle flights are approximately 27% cheaper when compared to flights at the same time last year.

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 175 minutes.

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

Saturday is statistically the day of the week that experiences the fewest 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 fewest delays on this route over the last 12 months, with about 18% of their flights experiencing any sort of delay.

31 flights are operational daily from New York to Seattle as of August 2026. The most popular departure time for this route is 07:00, with 39% of flights per day taking off at midday.

220 flights are operational weekly from New York to Seattle as of August 2026. The most popular departure day for this route is Thu, with 25% of flights per week taking off on this day.