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$295+ 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 9/22. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — IST
Aug 19 — Aug 261
Tue 8/19
Tue 8/26
1 adult, Economy
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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 Wednesday or Monday and return on a Wednesday

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 August 14, 2025.

Round-trip from

$854
(Air Canada)

One-way from

$295
(Kiwi.com)

Popular in

June

Cheapest in

March

Average price

$1,111
From Seattle/Tacoma Intl to Istanbul
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One-way flight from Seattle/Tacoma Intl to Istanbul
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Highest demand for flights based on searches. 9% potential increase in price ($109 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($24 potential savings vs. average RT price).
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Average for round-trip flights in August 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 August 14, 2025.

This Air Canada deal was found by Cheapflights users on 8/13. 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.
Tue 12/28:00 pmSEA - IST
2 stops35h 05mAir Canada
Tue 12/99:25 pmIST - SEA
2 stops47h 06mAir Canada
Deal found 8/13$854
This Ovago deal was found by Cheapflights users on 8/12. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/81:30 pmSEA - SAW
1 stop15h 35mBritish Airways
Thu 10/164:10 pmSAW - SEA
1 stop36h 10mBritish Airways
Deal found 8/12$855
This Air France deal was found by Cheapflights users on 8/13. 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 France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/11:30 pmSEA - IST
1 stop27h 55mAir France
Wed 10/154:20 amIST - SEA
1 stop16h 55mAir France
Deal found 8/13$855
This Cheapflightsfares deal was found by Cheapflights users on 8/12. 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.
Thu 9/187:10 pmSEA - IST
Nonstop11h 50mTurkish Airlines
Sat 9/278:05 amIST - SEA
Nonstop12h 30mTurkish Airlines
Deal found 8/12$856
This Delta deal was found by Cheapflights users on 8/13. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/27:20 amSEA - IST
2 stops33h 30mDelta
Thu 12/114:50 amIST - SEA
1 stop19h 30mDelta
Deal found 8/13$857
This Kiwi.com deal was found by Cheapflights users on 8/13. 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 9/245:55 pmSEA - IST
1 stop25h 50mMultiple Airlines
Thu 10/94:45 amIST - SEA
2 stops27h 27mMultiple Airlines
Deal found 8/13$858
This Cheapflightsfares deal was found by Cheapflights users on 8/12. 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 10/221:30 pmSEA - IST
1 stop19h 30mBritish Airways
Thu 10/307:35 amIST - SEA
1 stop20h 20mBritish Airways
Deal found 8/12$859
This oojo deal was found by Cheapflights users on 8/13. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/57:10 pmSEA - IST
Nonstop11h 50mTurkish Airlines
Tue 9/308:05 amIST - SEA
Nonstop12h 30mTurkish Airlines
Deal found 8/13$863
This Air France deal was found by Cheapflights users on 8/13. 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 France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/101:30 pmSEA - IST
2 stops16h 35mMultiple Airlines
Sun 11/24:50 amIST - SEA
2 stops21h 00mMultiple Airlines
Deal found 8/13$864
This United Airlines deal was found by Cheapflights users on 8/13. 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 12/27:00 amSEA - IST
2 stops28h 45mUnited Airlines
Wed 12/106:30 amIST - SEA
3 stops29h 29mUnited Airlines
Deal found 8/13$865
This Kiwi.com deal was found by Cheapflights users on 8/12. 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.
Fri 9/264:20 pmSEA - SAW
1 stop14h 50mMultiple Airlines
Thu 10/99:40 amSAW - SEA
2 stops21h 10mMultiple Airlines
Deal found 8/12$867
This KLM deal was found by Cheapflights users on 8/13. 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 9/86:45 pmSEA - IST
1 stop22h 40mKLM
Wed 9/105:05 pmIST - SEA
1 stop28h 40mKLM
Deal found 8/13$867

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 August 14, 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

Wed 12/10

9:25 am-10:45 pm

2 stops26h 20m

Istanbul

Wed 12/24

1:50 pm-7:16 pm

2 stops40h 26m

$859

SeattleIstanbul

SEA - IST

SEAIST

Seattle/Tacoma Intl

Mon 11/10

10:53 am-10:45 pm

2 stops24h 52m

Istanbul

Mon 11/24

9:25 pm-10:06 pm

2 stops35h 41m

$859

SeattleIstanbul

SEA - IST

SEAIST

Seattle/Tacoma Intl

Wed 11/12

8:36 am-6:05 pm

3 stops22h 29m

Istanbul

Wed 11/26

6:30 am-9:56 pm

2 stops50h 26m

$865

SeattleIstanbul

SEA - IST

SEAIST

Seattle/Tacoma Intl

Wed 12/10

8:40 am-10:45 pm

2 stops27h 05m

Istanbul

Wed 12/24

6:30 am-9:56 pm

2 stops26h 26m

$865

SeattleIstanbul

SEA - IST

SEAIST

Seattle/Tacoma Intl

Tue 11/11

8:36 am-10:45 pm

2 stops27h 09m

Istanbul

Tue 11/25

6:30 am-12:59 am

3 stops29h 29m

$865

SeattleIstanbul

SEA - IST

SEAIST

Seattle/Tacoma Intl

Tue 2/10

9:20 am-10:45 pm

3 stops26h 25m

Istanbul

Tue 2/24

6:30 am-12:31 am

3 stops29h 01m

$866

SeattleIstanbul

SEA - IST

SEAIST

Seattle/Tacoma Intl

Wed 1/14

9:20 am-6:05 pm

3 stops21h 45m

Istanbul

Wed 1/28

6:30 am-9:56 pm

2 stops26h 26m

$866

SeattleIstanbul

SEA - IST

SEAIST

Seattle/Tacoma Intl

Tue 1/13

9:20 am-10:45 pm

3 stops26h 25m

Istanbul

Tue 1/27

6:30 am-9:56 pm

2 stops26h 26m

$866

SeattleIstanbul

SEA - IST

SEAIST

Seattle/Tacoma Intl

Mon 9/8

6:45 pm-3:25 am

1 stop22h 40m

Istanbul

Wed 9/10

5:05 pm-11:45 am

1 stop28h 40m

$867

SeattleIstanbul

SEA - IST

SEAIST

Seattle/Tacoma Intl

Sat 10/11

6:35 pm-3:25 am

1 stop22h 50m

Istanbul

Sat 10/18

6:10 am-11:50 am

1 stop15h 40m

$868

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/13

Showing 1-10 of 38 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 August 8, 2025.

Booking 50 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 $923). Flying from Seattle to Istanbul in June is currently the most expensive (average of $1,359). 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 August 14, 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 morning tend to be the most expensive. A flight at noon could potentially save you up to 7% 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 August 10, 2025.

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

Weekly flight availability from Seattle to Istanbul

Explore weekly flight availability from Seattle to Istanbul. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated August 14, 2025.

The most flights from SEA to TR5 are scheduled on a Monday (2 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (2 on average).

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 August 14, 2025.
Read through reviews of airlines operating flights from Seattle to Istanbul, such as Delta, KLM, and Qatar Airways. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,980 reviews

Crew

8.5

Food

7.3

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Overall

8.0

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
7,980 reviews
Delta
8.0
Very good
7,980 reviews

Crew

8.5

Food

7.3

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Overall

8.0

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
1,381 reviews
Delta
8.0
Very good
7,980 reviews

Crew

8.5

Food

7.3

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Overall

8.0

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!
Qatar Airways
7.4
Good
3,608 reviews
Delta
8.0
Very good
7,980 reviews

Crew

8.5

Food

7.3

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Overall

8.0

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
3,940 reviews
Delta
8.0
Very good
7,980 reviews

Crew

8.5

Food

7.3

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Overall

8.0

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
7,317 reviews
Delta
8.0
Very good
7,980 reviews

Crew

8.5

Food

7.3

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Overall

8.0

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?

    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 2 outbound flights to Istanbul per day. 8 airlines have flights to Istanbul from Seattle/Tacoma Intl on a regular basis.

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

    Icelandair, at $543, was found to be the cheapest airline from Seattle to Istanbul.Alternate airlines to your destination round-trip include United Airlines and Delta. Icelandair is currently priced 50% 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 $414. While the most popular route (Seattle/Tacoma Intl - Istanbul) can be booked for $626 on average our data indicates $1,646 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 $923). Flying from Seattle to Istanbul in June is currently the most expensive (average of $1,359). 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

Browse thousands of different options on Cheapflights for your next trip

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Top 8 airlines flying from Seattle to Istanbul

Discover the top 8 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 August 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$543Average$786FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$664Average$835FlexibilityNo cancel feeOn-time69%
DeltaCheapest$667Average$848FlexibilityNo cancel feeOn-timeN/A
LufthansaCheapest$669Average$903FlexibilityNo cancel feeOn-time76%
KLMCheapest$680Average$896FlexibilityNo cancel feeOn-time75%
British AirwaysCheapest$738Average$844FlexibilityNo cancel feeOn-time70%
Turkish AirlinesCheapest$888Average$1,112FlexibilityNo cancel feeOn-time77%
Qatar AirwaysCheapest$894Average$961FlexibilityNo cancel feeOn-time68%

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