Cheap flights from Istanbul to Seattle from $425

In general, April is the cheapest month to fly from Istanbul to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $659. If you don’t want to visit Seattle in April, then you should wait until March to fly from Istanbul, when ticket prices are also cheap, with an average price of $710.

On average, the least expensive day to fly to Seattle from Istanbul is on a Monday. momondo users have found tickets for Monday departures for as low as $772. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Saturday is the most expensive day to depart from Istanbul because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,093.

Flying to Seattle from Istanbul in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $783 when looking at flights departing in the afternoon. Flights to Seattle are more costly at noon, with an average ticket price of $829. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.

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

You are more likely to see cheaper flights to Seattle from Istanbul when booking weeks ahead of your departure date. In general, you can expect to find flights to Seattle for around $772 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seattle from Istanbul for as low as $696 on momondo.

There are 2 cabin classes available to choose from on Istanbul to Seattle flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

British Airways is the most popular carrier operating from Istanbul to Seattle/Tacoma Intl

Turkish Airlines, Lufthansa and KLM are the top three most popular airlines that fly to Seattle from Istanbul according to our data. Turkish Airlines is the first choice among our users, with 59% of people opting to fly with this airline when traveling to Seattle. Keep in mind that there are 5 different airlines that fly to Seattle on a routine basis, so you have a few additional options to choose from.

Historically, on average around 19% of flights between Istanbul and Seattle have experienced a delay on any given week. The average delay length over the past 12 months has been 110 minutes.

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

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

According to our data, Turkish Airlines have had the least number of delays on this route over the last 12 months; with about 19% of their flights experiencing any sort of delay.

As of September 2026, there are 1 flights per day flying from Istanbul to Seattle. The most common time of day flights depart is 3:00PM, with 77% of flights taking off in the afternoon.

9 flights are operational weekly from Istanbul to Seattle as of September 2026. The most popular departure day for this route is Mon, with 22% of flights per week taking off on this day.