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$310+ Cheap flights from Seattle (SEA) to Istanbul

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 12/2. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — IST
Nov 23 — Nov 301
Sun 11/23
Sun 11/30
1 adult, Economy
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Cheapflights Tip: The best prices from Seattle/Tacoma Intl to Istanbul are usually found in November or October, booked 32 days in advance, depart on a Wednesday or Monday and return on a Tuesday

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 (TR5). 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 October 24, 2025.

Round-trip from

$555
(FlightHub)

One-way from

$310
(Kiwi.com)

Popular in

June

Cheapest in

November

Average price

$959
From Seattle/Tacoma Intl to Istanbul
Search Deals
One-way flight from Seattle/Tacoma Intl to Istanbul
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Highest demand for flights based on searches. 10% potential increase in price ($127 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($26 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find flight deals from Seattle to Istanbul

Cheapest flights from Seattle to Istanbul
Explore the most affordable flight options available from Seattle to Istanbul. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 24, 2025.

This FlightHub deal was found by Cheapflights users on 10/23. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/122:35 pmSEA - IST
1 stop22h 20mIcelandair
Fri 11/2112:25 pmIST - SEA
1 stop15h 35mIcelandair
Deal found 10/23$556
This Mytrip deal was found by Cheapflights users on 10/22. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/193:40 pmSEA - IST
2 stops22h 15mMultiple Airlines
Wed 11/267:00 pmIST - SEA
2 stops35h 16mMultiple Airlines
Deal found 10/22$557
This Mytrip deal was found by Cheapflights users on 10/23. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/2310:05 amSEA - IST
2 stops32h 20mMultiple Airlines
Sun 12/77:00 pmIST - SEA
1 stop28h 10mMultiple Airlines
Deal found 10/23$558
This Lufthansa deal was found by Cheapflights users on 10/22. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/22:00 pmSEA - IST
1 stop21h 45mLufthansa
Mon 12/86:30 amIST - SEA
1 stop16h 40mLufthansa
Deal found 10/22$560
This Cheapflightsfares deal was found by Cheapflights users on 10/22. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/36:50 pmSEA - IST
1 stop18h 35mBritish Airways
Wed 12/107:35 amIST - SEA
1 stop20h 20mBritish Airways
Deal found 10/22$561
This British Airways deal was found by Cheapflights users on 10/22. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/26:50 pmSEA - IST
1 stop31h 45mBritish Airways
Tue 12/92:55 pmIST - SEA
1 stop37h 00mBritish Airways
Deal found 10/22$562
This Mytrip deal was found by Cheapflights users on 10/23. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/2410:05 amSEA - IST
2 stops20h 50mMultiple Airlines
Tue 12/27:00 pmIST - SEA
2 stops35h 16mMultiple Airlines
Deal found 10/23$563
This United Airlines deal was found by Cheapflights users on 10/22. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/18:36 amSEA - IST
2 stops22h 19mUnited Airlines
Mon 12/86:30 amIST - SEA
1 stop16h 40mUnited Airlines
Deal found 10/22$565
This Air Canada deal was found by Cheapflights users on 10/23. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/35:50 amSEA - IST
2 stops25h 15mAir Canada
Wed 12/106:30 amIST - SEA
2 stops26h 46mAir Canada
Deal found 10/23$566
This Air Canada deal was found by Cheapflights users on 10/22. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/35:50 amSEA - IST
2 stops25h 15mAir Canada
Tue 12/96:30 amIST - SEA
2 stops26h 46mAir Canada
Deal found 10/22$567
This United Airlines deal was found by Cheapflights users on 10/22. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/22:00 pmSEA - IST
1 stop16h 45mUnited Airlines
Wed 12/106:30 amIST - SEA
2 stops20h 37mUnited Airlines
Deal found 10/22$570
This KLM deal was found by Cheapflights users on 10/23. 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.
Sat 11/293:00 pmSEA - SAW
1 stop15h 25mKLM
Sat 12/69:00 amSAW - SEA
2 stops22h 50mKLM
Deal found 10/23$599

Cheapflights Fare Finder

 
Customize your flight search to find flights from Seattle to Istanbul 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 October 24, 2025.
Use the filters below to find and compare flights from Seattle to Istanbul that are best for you.

Fly from

Seattle

Fly to

Istanbul

Route

Depart

Return

Price

SeattleIstanbul

SEA - IST

SEAIST

Seattle/Tacoma Intl

Sun 1/18

6:50 pm-1:50 pm

1 stop32h 00m

Istanbul

Tue 2/3

6:40 pm-4:55 pm

1 stop33h 15m

$562

SeattleIstanbul

SEA - IST

SEAIST

Seattle/Tacoma Intl

Fri 1/23

1:35 pm-12:35 am

1 stop24h 00m

Istanbul

Sun 2/1

8:20 am-4:55 pm

1 stop19h 35m

$562

SeattleIstanbul

SEA - IST

SEAIST

Seattle/Tacoma Intl

Mon 1/19

2:00 pm-5:55 pm

1 stop16h 55m

Istanbul

Tue 2/3

6:30 am-10:16 pm

2 stops26h 46m

$567

SeattleIstanbul

SEA - IST

SEAIST

Seattle/Tacoma Intl

Wed 1/21

10:05 am-6:05 pm

2 stops21h 00m

Istanbul

Tue 2/3

6:30 am-8:57 pm

2 stops25h 27m

$571

SeattleIstanbul

SEA - IST

SEAIST

Seattle/Tacoma Intl

Mon 1/19

2:00 pm-5:55 pm

1 stop16h 55m

Istanbul

Sun 2/1

6:30 am-8:57 pm

2 stops25h 27m

$571

SeattleIstanbul

SEA - IST

SEAIST

Seattle/Tacoma Intl

Sat 1/24

2:00 pm-6:05 pm

1 stop17h 05m

Istanbul

Sat 2/7

6:30 am-8:57 pm

2 stops25h 27m

$572

SeattleIstanbul

SEA - IST

SEAIST

Seattle/Tacoma Intl

Wed 11/26

6:50 pm-12:25 am

1 stop18h 35m

Istanbul

Wed 12/3

7:35 am-9:59 pm

2 stops25h 24m

$574

SeattleIstanbul

SEA - IST

SEAIST

Seattle/Tacoma Intl

Tue 1/20

7:00 am-5:45 pm

2 stops23h 45m

Istanbul

Thu 2/5

6:30 am-10:43 pm

2 stops27h 13m

$576

SeattleIstanbul

SEA - IST

SEAIST

Seattle/Tacoma Intl

Wed 2/18

1:45 pm-3:50 am

2 stops27h 05m

Istanbul

Fri 2/27

4:50 am-11:25 am

1 stop17h 35m

$577

SeattleIstanbul

SEA - IST

SEAIST

Seattle/Tacoma Intl

Tue 12/2

12:45 pm-3:50 am

2 stops28h 05m

Istanbul

Mon 12/8

4:50 am-11:25 am

1 stop17h 35m

$577

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/24

Showing 1-10 of 40 results
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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

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

Use this chart to determine the optimal time to book a round-trip flight from Seattle to Istanbul. Price data was last updated on October 17, 2025.

Booking 32 days in advance of your planned departure date is, on average, the best time to get cheap flights from Seattle to Istanbul. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Seattle to Istanbul?

Currently, November is the cheapest month in which you can book a flight from Seattle to Istanbul (average of $499). Flying from Seattle to Istanbul in June is currently the most expensive (average of $959). 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 October 24, 2025.

One of the essential ways to save on airfare from Seattle to Istanbul is to remain as flexible as possible. Flights that are in the evening tend to be the most expensive. A flight at noon could potentially save you up to 8% on airfare.

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

Use this chart to determine the cheapest time to fly round-trip from Seattle to Istanbul. Price data was last updated on October 19, 2025.

Travelers seeking maximum savings on their Seattle to Istanbul flight should consider departing on Wednesday afternoons when fares are most often at their lowest. Sunday 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 October 24, 2025.
Read through reviews of airlines operating flights from Seattle to Istanbul, such as Delta, KLM, and Turkish Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
7,981 reviews

Boarding

8.2

Entertainment

7.9

Food

7.3

Comfort

7.9

Crew

8.5

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
7,981 reviews
Delta
7.9
Good
7,981 reviews

Boarding

8.2

Entertainment

7.9

Food

7.3

Comfort

7.9

Crew

8.5

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
1,405 reviews
Delta
7.9
Good
7,981 reviews

Boarding

8.2

Entertainment

7.9

Food

7.3

Comfort

7.9

Crew

8.5

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
4,023 reviews
Delta
7.9
Good
7,981 reviews

Boarding

8.2

Entertainment

7.9

Food

7.3

Comfort

7.9

Crew

8.5

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
7,514 reviews
Delta
7.9
Good
7,981 reviews

Boarding

8.2

Entertainment

7.9

Food

7.3

Comfort

7.9

Crew

8.5

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
7,468 reviews
Delta
7.9
Good
7,981 reviews

Boarding

8.2

Entertainment

7.9

Food

7.3

Comfort

7.9

Crew

8.5

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?

    For a flight from Seattle to Istanbul, you will be flying from Seattle/Tacoma Intl. Seattle/Tacoma Intl (SEA) is just 11.4 mi from the center of the city. Seattle/Tacoma Intl is the only Seattle airport and it handles 0 outbound flights to Istanbul per day. 9 airlines have flights to Istanbul from Seattle/Tacoma Intl on a regular basis.

  • How long is the flight from Seattle to Istanbul?

    British Airways, United Airlines, and Lufthansa can get you from Seattle to Istanbul in just under 16h 55m. Your travel time can differ by up to 15h 05m. The distance from Seattle to Istanbul is about 6051 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    Icelandair, at $415, was found to be the cheapest airline from Seattle to Istanbul.Alternate airlines to your destination round-trip include Lufthansa and United Airlines. Icelandair is currently priced 61% below the average price you’ll pay for this route.

  • What are the cheapest flights from Seattle to Istanbul?

    Looking at all options, your cheapest flight can be booked for $403. While the most popular route (Seattle/Tacoma Intl - Istanbul) can be booked for $407 on average, our data indicates $1,649 when flying from Seattle to Istanbul.

  • 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?

    Currently, November is the cheapest month in which you can book a flight from Seattle to Istanbul (average of $499). Flying from Seattle to Istanbul in June is currently the most expensive (average of $959). 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

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Top 9 airlines flying from Seattle to Istanbul

Discover the top 9 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 2,558,603 searches. Data last updated October 24, 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$415Average$648FlexibilityNo cancel feeOn-time76%
LufthansaCheapest$560Average$879FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$561Average$716FlexibilityNo cancel feeOn-time69%
British AirwaysCheapest$562Average$798FlexibilityNo cancel feeOn-time70%
DeltaCheapest$667Average$931FlexibilityNo cancel feeOn-timeN/A
KLMCheapest$680Average$833FlexibilityNo cancel feeOn-time75%
Air FranceCheapest$736Average$960FlexibilityNo cancel feeOn-time77%
Turkish AirlinesCheapest$838Average$1,105FlexibilityNo cancel feeOn-time77%
Qatar AirwaysCheapest$894Average$952FlexibilityNo cancel feeOn-time68%

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