Cheap Flights from Istanbul to Seattle from $412

Frequently Asked Questions

• What are the cheapest flights from Istanbul to Seattle (IST-SEA)?

  Based on Trip.com data, British Airways offers one-way fares as low as $412 on Cheapest nonstop routes (e.g. IST to SEA on Tue, Mar 17), while Turkish Airlines offers Cheapest nonstop round-trips from $576 departing on Thu, Feb 12 and returning on Thu, Feb 19.

• Which airlines offer direct flights from Istanbul to Seattle?

  At the moment, you can catch a nonstop flight from Istanbul to Seattle with the following airlines, including: Turkish Airlines Air Serbia Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.

• How long does it take to fly from Istanbul (IST) to Seattle (SEA) and what is the distance?

  It takes around 13 hours 45 minutes to fly from Istanbul (IST) to Seattle (SEA).

• When is the best time to book flights from Istanbul to Seattle?

  By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Istanbul to Seattle is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.

• How many flights are there per week from Istanbul to Seattle?

  Based on Trip.com data in the past 4 weeks, there is 5 flight per week flying from Istanbul to Seattle. You can check the weekly schedule for popular airlines on this route below: Turkish Airlines: S/-/T/W/-/F/S -- TK203 (15:39)

• How can I find the best deals on flights from Istanbul to Seattle?

  To find best deals on flights from Istanbul to Seattle, you can use various tools on Trip.com:
  · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Tue, Mar 17, with one-way flights priced at just $412.
  · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Turkish Airlines.
  · Set up price alerts to easily monitor ticket prices without having to check every day.
  · Check Trip.com flight deals and promo codes frequently.
  · Avoid peak season unless you book very early. It seems the peak season for Seattle travel is around July.
  · Get exclusive promo codes for Trip.com app users.

• When are flight tickets from Istanbul (IST) to Seattle (SEA) the cheapest?

  The cheapest months to fly from Istanbul to Seattle is November, when demand for travel is lower.

• Which upcoming date is cheapest to fly from Istanbul to Seattle on?

  After crunching the numbers on our February flight calendar, it's currently cheapest to fly from Istanbul to Seattle on February 15, 2026 with British Airways, with prices starting at $408.

• Which airports can I fly to for Seattle from Istanbul?

  You can land at any one of the following hubs in Seattle, with Istanbul Airport to Seattle–Tacoma International Airport (IST-SEA) is by far the most common option on this route: Seattle–Tacoma International Airport (SEA) King County (Boeing Field) International Airport (BFI) Kenmore Air - Lake Union (LKE).

• Is there any time difference between Istanbul and Seattle?

  The time difference between Seattle and Istanbul is 11h.

• How do I change or cancel my ticket from Istanbul to Seattle?

  Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.