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Cheap flights from Seattle to Istanbul Airport

SEA — IST
27 Nov — 4 Dec2
2 travellers
2 travellers, Economy, 0 bags

Cheapflights Tip: The best prices from Seattle/Tacoma Intl to Istanbul are usually found in November or February, booked 32 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 28 October 2025.

Popular in

June

Cheapest in

November

Average price

C$ 1,341

Good round-trip deal

C$ 963 or less

Good one-way deal

C$ 561 or less
Highest demand for flights based on searches. 11% potential increase in price (C$ 265 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease (C$ 52 potential savings vs. average RT price).
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Average for round-trip flights in October 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 24 October 2025.

The best time to book flights from Seattle to Istanbul Airport is 32 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$ 690). Flying from Seattle to Istanbul Airport in June is currently the most expensive (average of C$ 1,341). 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 28 October 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.

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 Friday mornings when fares are most often at their lowest. Thursday afternoons 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 28 October 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
7.9
Good
7,995 reviews
Check prices

Entertainment

7.9

Food

7.3

Crew

8.5

Comfort

7.9

Boarding

8.2

Overall

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Delta
7.9
Good
7,995 reviews
Delta
7.9
Good
7,995 reviews
Check prices

Entertainment

7.9

Food

7.3

Crew

8.5

Comfort

7.9

Boarding

8.2

Overall

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
KLM
7.7
Good
1,406 reviews
Delta
7.9
Good
7,995 reviews
Check prices

Entertainment

7.9

Food

7.3

Crew

8.5

Comfort

7.9

Boarding

8.2

Overall

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Turkish Airlines
7.3
Good
4,029 reviews
Delta
7.9
Good
7,995 reviews
Check prices

Entertainment

7.9

Food

7.3

Crew

8.5

Comfort

7.9

Boarding

8.2

Overall

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Lufthansa
6.8
Okay
7,532 reviews
Delta
7.9
Good
7,995 reviews
Check prices

Entertainment

7.9

Food

7.3

Crew

8.5

Comfort

7.9

Boarding

8.2

Overall

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
British Airways
6.7
Okay
7,481 reviews
Delta
7.9
Good
7,995 reviews
Check prices

Entertainment

7.9

Food

7.3

Crew

8.5

Comfort

7.9

Boarding

8.2

Overall

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.

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, British Airways (C$ 782), Lufthansa (C$ 785), and Delta (C$ 922) offers the cheapest pricing from Seattle to Istanbul Airport. You may be able to fly from Seattle to Istanbul Airport for 47% 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, November is the cheapest month in which you can book a flight from Seattle to Istanbul Airport (average of C$ 690). Flying from Seattle to Istanbul Airport in June is currently the most expensive (average of C$ 1,341). 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 28 October 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapestC$ 782AverageC$ 1,093FlexibilityNo cancel feeOn-time70%
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LufthansaCheapestC$ 785AverageC$ 1,049FlexibilityNo cancel feeOn-time76%
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DeltaCheapestC$ 922AverageC$ 1,021FlexibilityNo cancel feeOn-timeN/A
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KLMCheapestC$ 996AverageC$ 1,100FlexibilityNo cancel feeOn-time75%
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Turkish AirlinesCheapestC$ 1,279AverageC$ 1,470FlexibilityNo cancel feeOn-time77%
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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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