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$393+ Cheap flights from Istanbul (IST) to Seattle (SEA)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/1. Fares are subject to change and may not be available on all flights or dates of travel.
IST — SEA
Apr 9 — Apr 161
Thu 4/9
Thu 4/16
1 adult, Economy
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Find cheap flights from Istanbul to Seattle with Cheapflights

1. Tell us where you want to go

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Cheapflights Tip: The best prices from Istanbul to Seattle/Tacoma Intl are usually found in April or November, booked 36 days in advance, depart on a Tuesday or Monday and return on a Wednesday

Cheap flight deals from Istanbul to Seattle

Cheapest flights from Istanbul to Seattle
Explore the most affordable flight options available from Istanbul to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 10, 2026.

This Kiwi.com deal was found by Cheapflights users on 3/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/155:40 am
IST
-
SEA
1 stop16h 40m
Lufthansa
Wed 4/222:39 pm
SEA
-
IST
2 stops20h 46m
Lufthansa
Deal found 3/7$591
This KLM deal was found by Cheapflights users on 3/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/216:00 am
IST
-
SEA
1 stop15h 45m
KLM
Tue 4/281:40 pm
SEA
-
IST
1 stop16h 40m
KLM
Deal found 3/7$593
This KLM deal was found by Cheapflights users on 3/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/56:00 am
IST
-
SEA
1 stop15h 45m
KLM
Sun 4/125:35 pm
SEA
-
IST
1 stop21h 45m
KLM
Deal found 3/8$594
This KLM deal was found by Cheapflights users on 3/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/66:00 am
IST
-
SEA
1 stop20h 30m
KLM
Mon 4/201:45 pm
SEA
-
IST
1 stop25h 35m
KLM
Deal found 3/9$595
This Expedia deal was found by Cheapflights users on 3/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/75:20 pm
IST
-
SEA
1 stop28h 25m
KLM
Wed 4/291:45 pm
SEA
-
IST
1 stop25h 35m
KLM
Deal found 3/5$596
This Kiwi.com deal was found by Cheapflights users on 3/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/25:40 am
IST
-
SEA
2 stops25h 13m
Lufthansa
Wed 4/152:10 pm
SEA
-
IST
1 stop21h 15m
Lufthansa
Deal found 3/7$597
This Billigflug deal was found by Cheapflights users on 3/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Billigflug is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/165:55 pm
IST
-
SEA
1 stop28h 40m
KLM
Mon 3/301:45 pm
SEA
-
IST
1 stop25h 35m
KLM
Deal found 3/6$599
This KLM deal was found by Cheapflights users on 3/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/25:20 pm
IST
-
SEA
1 stop33h 10m
Multiple Airlines
Wed 4/156:40 pm
SEA
-
IST
1 stop22h 50m
Multiple Airlines
Deal found 3/7$601
This KLM deal was found by Cheapflights users on 3/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/166:00 am
IST
-
SEA
2 stops18h 42m
KLM
Thu 4/231:45 pm
SEA
-
IST
1 stop25h 35m
KLM
Deal found 3/6$605
This Expedia deal was found by Cheapflights users on 3/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/283:45 am
IST
-
SEA
1 stop23h 14m
Lufthansa
Tue 7/286:50 pm
SEA
-
IST
1 stop21h 15m
Lufthansa
Deal found 3/5$610

Find flight deals from Istanbul to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from Istanbul (IST) to Seattle (SEA). 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 March 10, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$591
(Kiwi.com)

One-way from

$393
(KAYAK)

Popular in

August

Cheapest in

April

Average price

$736

Good round-trip deal

$746 or less

Good one-way deal

$687 or less
Provider with most accurate pricing for Istanbul-Seattle/Tacoma Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Istanbul-Seattle/Tacoma Intl flights.
Search Deals
From Istanbul to Seattle/Tacoma Intl
Search Deals
One-way flight from Istanbul to Seattle/Tacoma Intl
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($103 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($30 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals
Price to beat on a round-trip flight from Istanbul to Seattle/Tacoma Intl.
Search Deals
Price to beat on a one-way flight from Istanbul to Seattle/Tacoma Intl.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Istanbul to Seattle that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 10, 2026.
Use the filters below to find and compare flights from Istanbul Airport to Seattle that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

IstanbulSeattle

IST - SEA

ISTSEA

Istanbul

Tue 4/21

6:00 am-11:45 am

1 stop15h 45m

Seattle/Tacoma Intl

Tue 4/28

1:40 pm-4:20 pm

1 stop16h 40m

$593

IstanbulSeattle

IST - SEA

ISTSEA

Istanbul

Thu 4/2

5:20 pm-11:45 am

1 stop28h 25m

Seattle/Tacoma Intl

Wed 4/15

6:40 pm-3:30 am

1 stop22h 50m

$601

IstanbulSeattle

IST - SEA

ISTSEA

Istanbul

Thu 4/16

6:00 am-4:40 pm

2 stops20h 40m

Seattle/Tacoma Intl

Tue 10/20

5:40 pm-1:20 am

1 stop21h 40m

$605

IstanbulSeattle

IST - SEA

ISTSEA

Istanbul

Wed 3/18

5:55 pm-12:35 pm

1 stop28h 40m

Seattle/Tacoma Intl

Thu 5/14

9:30 am-1:20 am

2 stops29h 50m

$649

IstanbulSeattle

IST - SEA

ISTSEA

Istanbul

Sun 4/19

6:00 am-7:05 pm

2 stops23h 05m

Seattle/Tacoma Intl

Sun 4/26

1:45 pm-1:20 am

1 stop25h 35m

$654

IstanbulSeattle

IST - SEA

ISTSEA

Istanbul

Thu 3/19

5:55 pm-4:47 pm

2 stops32h 52m

Seattle/Tacoma Intl

Wed 9/30

9:30 am-1:20 am

2 stops29h 50m

$693

IstanbulSeattle

IST - SEA

ISTSEA

Istanbul

Wed 4/15

7:25 pm-6:25 pm

1 stop33h 00m

Seattle/Tacoma Intl

Sun 4/19

8:20 pm-1:35 pm

1 stop31h 15m

$705

IstanbulSeattle

IST - SEA

ISTSEA

Istanbul

Tue 4/7

5:40 am-11:27 pm

3 stops27h 47m

Seattle/Tacoma Intl

Wed 4/29

7:05 pm-9:35 pm

2 stops40h 30m

$754

IstanbulSeattle

IST - SEA

ISTSEA

Istanbul

Sun 3/22

5:55 pm-7:05 pm

2 stops35h 10m

Seattle/Tacoma Intl

Sun 3/29

11:25 am-1:20 am

2 stops27h 55m

$785
Cheapest one-way

IstanbulSeattle

IST - SEA

ISTSEA

Istanbul

Sun 5/17

8:15 am-11:35 am

1 stop37h 20m

$443

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/8

Showing 1-10 of 17 resultsSorted by cheapest first
1
2

Compare providers for flights from Istanbul to Seattle

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Istanbul to Seattle in March.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
oojoPrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy1 starTrust Score*2 stars
ExpediaPrice Accuracy1 starTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*2 stars
GotogatePrice Accuracy2 starsTrust Score*3 stars
Thrive TravelPrice Accuracy3 starsTrust Score*2 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Istanbul Airport-Seattle flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Istanbul Airport-Seattle flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Istanbul Airport-Seattle flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Istanbul Airport-Seattle flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Istanbul Airport-Seattle flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Istanbul to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Istanbul 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 Istanbul Airport to Seattle

How far ahead should I book a flight from Istanbul Airport to Seattle?

Use this chart to determine the optimal time to book a round-trip flight from Istanbul to Seattle. Price data was last updated on March 6, 2026.

The best time to book flights from Istanbul Airport to Seattle is 36 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 Istanbul Airport to Seattle?

Currently, January is the cheapest month in which you can book a flight from Istanbul Airport to Seattle (average of $320). Flying from Istanbul Airport to Seattle in August is currently the most expensive (average of $658). 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 IST to SEA?

Find hourly flight availability from Istanbul to Seattle. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 10, 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Istanbul Airport to Seattle as you normally would.

How much does it cost to fly round-trip from Istanbul Airport to Seattle?

Reviews of airlines servicing Seattle

Get insights into the airlines that provide service to Seattle. 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 Seattle. Reviews last updated March 10, 2026.
Peruse reviews from past customers who have flown with KLM,United Airlines, andTurkish Airlines from Istanbul Airport to Seattle to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.8
Good
1,468 reviews

Crew

8.4

Entertainment

7.1

Food

7.3

Boarding

7.8

Comfort

7.6

Overall

7.8

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas
KLM
7.8
Good
1,468 reviews
KLM
7.8
Good
1,468 reviews

Crew

8.4

Entertainment

7.1

Food

7.3

Boarding

7.8

Comfort

7.6

Overall

7.8

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas
United Airlines
7.4
Good
9,409 reviews
KLM
7.8
Good
1,468 reviews

Crew

8.4

Entertainment

7.1

Food

7.3

Boarding

7.8

Comfort

7.6

Overall

7.8

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas
Turkish Airlines
7.3
Good
4,247 reviews
KLM
7.8
Good
1,468 reviews

Crew

8.4

Entertainment

7.1

Food

7.3

Boarding

7.8

Comfort

7.6

Overall

7.8

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas
Lufthansa
6.8
Okay
7,840 reviews
KLM
7.8
Good
1,468 reviews

Crew

8.4

Entertainment

7.1

Food

7.3

Boarding

7.8

Comfort

7.6

Overall

7.8

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas
British Airways
6.7
Okay
7,781 reviews
KLM
7.8
Good
1,468 reviews

Crew

8.4

Entertainment

7.1

Food

7.3

Boarding

7.8

Comfort

7.6

Overall

7.8

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas

Related info for your journey

Find useful and relevant information for your journey from Istanbul to Seattle. 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 into for flights to Seattle from Istanbul?

    Seattle/Tacoma Intl (SEA) is the airport you will fly into if you book a flight from Istanbul to Seattle. You should not have trouble finding flights to Seattle/Tacoma Intl from Istanbul; the airport handles an average of 0 inbound flights from Istanbul per day. You should also have plenty of airline options to choose from since 5 airlines have flights to the Seattle airport from Istanbul. It is only a 11.4 mi journey from Seattle/Tacoma Intl (SEA) to Seattle’s city center.

  • How long is the flight from Istanbul Airport to Seattle?

    Departing from Istanbul Airport to Seattle will take you 15h 45m. Istanbul Airport and Seattle are separated by a distance of 6051 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    Flying on KLM is currently your cheapest option to Seattle, with prices starting at $515. Additional round-trip tickets that might be worth considering are offered by British Airways and United Airlines, with the lowest prices starting at $536 and $604, respectively. KLM is priced at 32% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from Istanbul Airport to Seattle one-way?

    The cheapest airline one-way is American Airlines, with whom users have recently found tickets for as low as $379. However, be on the lookout for offers from British Airways and Icelandair, as they are both options that can get you from Istanbul Airport to Seattle for a low price.

  • What are the cheapest flights from Istanbul Airport to Seattle?

    On average you can expect to pay $805 for a flight from Istanbul Airport to Seattle. The cheapest flight overall is $477 while the most popular route, (Istanbul - Seattle/Tacoma Intl) is currently priced at $594.

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

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

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

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

  • Can I find deals for business class flights from Istanbul to Seattle?

    Yes. Cheapflights offers flight deals from Istanbul to Seattle 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 Istanbul Airport to Seattle?

    Currently, January is the cheapest month in which you can book a flight from Istanbul Airport to Seattle (average of $320). Flying from Istanbul Airport to Seattle in August is currently the most expensive (average of $658). 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

Traveling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
Tacoma
SeaTac
Lakewood
Ocean Shores
Olympia
Kent
Lynnwood
Edmonds
Lacey
Renton
Puyallup
Kirkland
Tukwila
Fife
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Shoreline
Marysville
Centralia
Federal Way
Chehalis

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Istanbul to Seattle

See prices for flight routes from nearby airports that may be better suited for you.
Istanbul to Spokane flights

Top 5 airlines flying from Istanbul to Seattle

Discover the top 5 airlines that operate flights from Istanbul to Seattle. 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 2,558,603 searches. Data last updated March 10, 2026.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest$515Average$666FlexibilityNo cancel feeOn-time75%
British AirwaysCheapest$536Average$634FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$604Average$718FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$629Average$708FlexibilityNo cancel feeOn-time76%
Turkish AirlinesCheapest$677Average$787FlexibilityNo cancel feeOn-time77%

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