Cheapflights Tip: The best prices from Seattle/Tacoma Intl to Istanbul are usually found in November or January, booked 78 days in advance, depart on a Tuesday or Thursday and return on a Monday
Find flight deals from Seattle to Istanbul
Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Istanbul (IST). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 12 December 2025.
Best time to book a flight from Seattle to Istanbul
Have a flexible travel schedule? Discover the best time to fly to Istanbul from Seattle with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
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Everything you need to know about your flight from Seattle to Istanbul Airport
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How far ahead should I book a flight from Seattle to Istanbul Airport?
Use this chart to determine the optimal time to book a round-trip flight from Seattle to Istanbul. Price data was last updated on 5 December 2025.
The best time to book flights from Seattle to Istanbul Airport is 78 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
What is the cheapest month to book a flight from Seattle to Istanbul Airport?
Currently, November is the cheapest month in which you can book a flight from Seattle to Istanbul Airport (average of C$ 592). Flying from Seattle to Istanbul Airport in June is currently the most expensive (average of C$ 1,323). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from SEA to IST?
Find hourly flight availability from Seattle to Istanbul. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 12 December 2025.
One of the essential ways to save on airfare from Seattle to Istanbul Airport is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the afternoon could potentially save you up to 15% on airfare.
How often are flights from Seattle to Istanbul delayed?
About 15% of weekly flights between Seattle and Istanbul have experienced delays in the past year, with the average delay time being 144 minutes.
What is the most punctual flight time for Seattle to Istanbul flights?
Historically, flights departing in the early afternoon are less likely to be delayed, whereas flights leaving in the morning tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Tuesday tends to have the lowest number of delays on this route, whereas Friday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Seattle to Istanbul flights?
Over the past year, Turkish Airlines has had the lowest number of delays on this route, with just 15% of flights being delayed.
What’s the top layover airport for flights from Seattle to Istanbul Airport?
Share of one-stop round-trip flights from Seattle to Istanbul Airport chosen by Cheapflights users in the past 12 months, using the same layover each way.
London (LHR) – chosen by Cheapflights users on 49% of one-stop itineraries from Seattle to Istanbul Airport on Cheapflights.
What’s the cheapest layover airport for flights from Seattle to Istanbul Airport?
Average round-trip fare for 1-stop flights from Seattle to Istanbul Airport, chosen by Cheapflights users in the past 12 months, with the same layover each way.
Reykjavik (KEF) is the most affordable 1-stop option, with an average round-trip price of C$ 893.
What’s the fastest layover option from Seattle to Istanbul Airport?
Shortest average travel time for 1-stop one-way flights from Seattle to Istanbul Airport, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.
Flights via Amsterdam (AMS) have the shortest average one-way travel time for 1-stop routes: 16h 16m.
Which airport typically offers the quickest layover for flights from Seattle to Istanbul Airport?
Average layover duration for 1-stop one-way flights from Seattle to Istanbul Airport, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Frankfurt am Main (FRA) offer the fastest connection on this route, with an average layover time of 3h 37m.
Reviews of airlines servicing Istanbul
Get insights into the airlines that provide service to Istanbul. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Istanbul. Reviews last updated 12 December 2025.
Read through reviews of airlines operating flights from Seattle to Istanbul Airport, such as KLM,Turkish Airlines, andIcelandair. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Not literally sitting in the very last row in the middle
Related info for your journey
Find useful and relevant information for your journey from Seattle to Istanbul. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
What airport do you fly from for flights from Seattle to Istanbul?
Seattle/Tacoma Intl (SEA), located 18.4 km from the city centre, is the airport you fly out of when you book flights from Seattle to Istanbul. 5 airlines have flights from Seattle/Tacoma Intl to Istanbul on a regular basis. Booking flights from Seattle/Tacoma Intl to Istanbul should not be difficult; the airport handles an average of 0 outbound flights to Istanbul per day.
What are the cheapest airlines flying from Seattle to Istanbul Airport round-trip?
According to our current data, Icelandair (C$ 560), British Airways (C$ 748), and Lufthansa (C$ 773) offers the cheapest pricing from Seattle to Istanbul Airport. You may be able to fly from Seattle to Istanbul Airport for 61% less than the average price by searching for these airlines.
Can I find deals for business class flights from Seattle to Istanbul?
Yes. Cheapflights offers flight deals from Seattle to Istanbul by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Seattle to Istanbul Airport?
Currently, November is the cheapest month in which you can book a flight from Seattle to Istanbul Airport (average of C$ 592). Flying from Seattle to Istanbul Airport in June is currently the most expensive (average of C$ 1,323). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
Explore flights to Istanbul departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 12 December 2025.
Browse through other flights departing from Seattle. Flights are based on user searches made on Cheapflights and were last updated on 12 December 2025.
Discover the top 5 airlines that operate flights from Seattle to Istanbul. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 12 December 2025.
Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.
How does Cheapflights help users find flights from Seattle to Istanbul?
Cheapflights helps you search for flights from Seattle to Istanbul via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.
Why should you use Cheapflights to find cheap flight tickets from Seattle to Istanbul?
It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Seattle to Istanbul.
Can Cheapflights find flights from Seattle to Istanbul with no change fees?
Users can book flights with no change fees policies with our dedicated filters. Book flights from Seattle to Istanbul flexibly with Cheapflights today.
Can Cheapflights notify me if prices for flights from Seattle to Istanbul become cheaper?
Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Istanbul from Seattle today and book when prices fit your budget.
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