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Cheap flights from Seattle to Istanbul Airport

SEA — IST
11 Oct — 18 Oct1
1 adult
1 adult, Economy

Cheapflights Tip: The best prices from Seattle/Tacoma Intl to Istanbul are usually found in March or February, booked 85 days in advance, depart on a Tuesday or Monday and return on a Monday

Cheap 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 11 September 2025.

Popular in

June

Cheapest in

March

Average price

C$ 1,484

Good round-trip deal

C$ 1,065 or less

Good one-way deal

C$ 622 or less
Highest demand for flights based on searches. 9% potential increase in price (C$ 213 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease (C$ 46 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from Seattle/Tacoma Intl to Istanbul.
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Price to beat on a one-way flight from Seattle/Tacoma Intl to Istanbul.
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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.

Cheapflights Insights

Everything you need to know about your flight from Seattle to Istanbul Airport

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 29 August 2025.

The best time to book flights from Seattle to Istanbul Airport is 85 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, October is the cheapest month in which you can book a flight from Seattle to Istanbul Airport (average of C$ 993). Flying from Seattle to Istanbul Airport in December is currently the most expensive (average of C$ 1,235). 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 11 September 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 afternoon tend to be the most expensive. A flight at noon could potentially save you up to 20% on airfare.

What is the cheapest day to fly from Seattle to Istanbul Airport?

Use this chart to determine the cheapest time to fly round-trip from Seattle to Istanbul. Price data was last updated on 16 December 2024.

Travelers seeking maximum savings on their Seattle to Istanbul Airport flight should consider departing on Monday at noon when fares are most often at their lowest. Thursday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

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 11 September 2025.
Read through reviews of airlines operating flights from Seattle to Istanbul Airport, such as Delta,KLM, andTurkish Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,960 reviews
Check prices

Entertainment

7.9

Food

7.3

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,960 reviews
Delta
8.0
Very good
7,960 reviews
Check prices

Entertainment

7.9

Food

7.3

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
KLM
7.8
Good
1,385 reviews
Delta
8.0
Very good
7,960 reviews
Check prices

Entertainment

7.9

Food

7.3

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Turkish Airlines
7.3
Good
3,968 reviews
Delta
8.0
Very good
7,960 reviews
Check prices

Entertainment

7.9

Food

7.3

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Lufthansa
6.8
Okay
7,409 reviews
Delta
8.0
Very good
7,960 reviews
Check prices

Entertainment

7.9

Food

7.3

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
British Airways
6.7
Okay
7,361 reviews
Delta
8.0
Very good
7,960 reviews
Check prices

Entertainment

7.9

Food

7.3

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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 1 outbound flight to Istanbul per day.

  • What are the cheapest airlines flying from Seattle to Istanbul Airport round-trip?

    According to our current data, British Airways (C$ 775), Delta (C$ 913), and Lufthansa (C$ 956) offers the cheapest pricing from Seattle to Istanbul Airport. You may be able to fly from Seattle to Istanbul Airport for 48% less than the average price by searching for these airlines.

  • Can I find deals for flights from Seattle to Istanbul that include hotel bookings?

    Yes. In addition to deals on Seattle to Istanbul flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Seattle to Istanbul?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seattle to Istanbul.

  • 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, October is the cheapest month in which you can book a flight from Seattle to Istanbul Airport (average of C$ 993). Flying from Seattle to Istanbul Airport in December is currently the most expensive (average of C$ 1,235). 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.

See more FAQs

Travelling to a place near Istanbul Airport?

Book flights to Istanbul Airport if you plan to visit one of these locations
Yalova

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Top 5 airlines flying from Seattle to Istanbul

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 11 September 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapestC$ 775AverageC$ 1,113FlexibilityNo cancel feeOn-time70%
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DeltaCheapestC$ 913AverageC$ 1,009FlexibilityNo cancel feeOn-timeN/A
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LufthansaCheapestC$ 956AverageC$ 1,039FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
KLMCheapestC$ 987AverageC$ 1,149FlexibilityNo cancel feeOn-time75%
Search KLM flights
Turkish AirlinesCheapestC$ 1,267AverageC$ 1,463FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights

Fly with Cheapflights

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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