Cheap flights from Istanbul to Seattle from $422

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Istanbul to Seattle departing on 9/16. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
KLM Logo
6:00 am - 2:42 pm
IST
-
SEA
18h 42m
2 stops
KLM Logo
1:45 pm - 1:20 am
SEA
-
IST
25h 35m
1 stop
$623KLM
Sun, Apr 26 - Mon, May 11
KLM Logo
5:20 pm - 11:45 am
IST
-
SEA
28h 25m
1 stop
KLM Logo
1:45 pm - 1:20 am
SEA
-
IST
25h 35m
1 stop
$628KLM
Sat, Apr 11 - Sun, Apr 26
KLM Logo
5:20 pm - 4:30 pm
IST
-
SEA
33h 10m
1 stop
KLM Logo
1:45 pm - 1:20 am
SEA
-
IST
25h 35m
1 stop
$629KLM
Thu, Apr 23 - Tue, May 12
Multiple Airlines Logo
5:20 pm - 11:42 am
IST
-
SEA
28h 22m
1 stop
Multiple Airlines Logo
6:40 pm - 3:30 am
SEA
-
IST
22h 50m
1 stop
$630Multiple Airlines
Sun, May 10 - Sun, May 17
KLM Logo
5:20 pm - 4:37 pm
IST
-
SEA
33h 17m
2 stops
KLM Logo
5:40 pm - 1:20 am
SEA
-
IST
21h 40m
1 stop
$636KLM
Sun, May 10 - Sun, May 17
KLM Logo
5:20 pm - 11:47 am
IST
-
SEA
28h 27m
1 stop
KLM Logo
5:40 pm - 1:20 am
SEA
-
IST
21h 40m
1 stop
$638KLM
Wed, Sep 2 - Fri, Oct 2
KLM Logo
6:00 am - 4:47 pm
IST
-
SEA
20h 47m
2 stops
KLM Logo
1:45 pm - 1:20 am
SEA
-
IST
25h 35m
1 stop
$639KLM
Thu, Apr 9 - Sun, Apr 12
Qatar Airways Logo
1:35 pm - 12:25 pm
SAW
-
SEA
32h 50m
1 stop
Qatar Airways Logo
4:25 pm - 12:10 pm
SEA
-
SAW
33h 45m
1 stop
$827Qatar Airways
Wed, Sep 2 - Fri, Oct 2
Qatar Airways Logo
1:35 pm - 12:25 pm
SAW
-
SEA
32h 50m
1 stop
Qatar Airways Logo
4:25 pm - 12:10 pm
SEA
-
SAW
33h 45m
1 stop
$843Qatar Airways
Thu, Sep 24 - Mon, Sep 28
Qatar Airways Logo
1:35 pm - 12:25 pm
SAW
-
SEA
32h 50m
1 stop
Qatar Airways Logo
4:25 pm - 12:10 pm
SEA
-
SAW
33h 45m
1 stop
$847Qatar Airways
Mon, Jul 6 - Sun, Jul 12

KLM flights from Istanbul to Seattle

Our best KLM deals on Istanbul to Seattle flight tickets
KLM
Apr 26
IST6:00 amIstanbul
18h 42m
2 stops
SEA2:42 pmSeattle/Tacoma Intl
May 11
SEA1:45 pmSeattle/Tacoma Intl
25h 35m
1 stop
IST1:20 amIstanbul
$623
KLM
Apr 11
IST5:20 pmIstanbul
28h 25m
1 stop
SEA11:45 amSeattle/Tacoma Intl
Apr 26
SEA1:45 pmSeattle/Tacoma Intl
25h 35m
1 stop
IST1:20 amIstanbul
$628
KLM
Apr 23
IST5:20 pmIstanbul
33h 10m
1 stop
SEA4:30 pmSeattle/Tacoma Intl
May 12
SEA1:45 pmSeattle/Tacoma Intl
25h 35m
1 stop
IST1:20 amIstanbul
$629

Turkish Airlines flights from Istanbul to Seattle

Our best Turkish Airlines deals on Istanbul to Seattle flight tickets
Turkish Airlines
Apr 23
IST2:55 pmIstanbul
12h 20m
SEA5:15 pmSeattle/Tacoma Intl
May 6
SEA7:10 pmSeattle/Tacoma Intl
11h 55m
IST5:05 pmIstanbul
$682
Turkish Airlines
Sep 2
IST2:55 pmIstanbul
12h 20m
SEA5:15 pmSeattle/Tacoma Intl
Oct 2
SEA7:10 pmSeattle/Tacoma Intl
11h 55m
IST5:05 pmIstanbul
$717
Turkish Airlines
Sep 2
IST2:55 pmIstanbul
12h 20m
SEA5:15 pmSeattle/Tacoma Intl
Oct 2
SEA7:10 pmSeattle/Tacoma Intl
11h 55m
IST5:05 pmIstanbul
$723

momondo 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, momondo users made 832,500 searches. Data last updated March 30, 2026.
Use the filters below to find and compare flights from Istanbul 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

Sun 4/26

6:00 am-2:42 pm

2 stops18h 42m

Seattle/Tacoma Intl

Mon 5/11

1:45 pm-1:20 am

1 stop25h 35m

$623

IstanbulSeattle

IST - SEA

ISTSEA

Istanbul

Sat 4/11

5:20 pm-11:45 am

1 stop28h 25m

Seattle/Tacoma Intl

Sun 4/26

1:45 pm-1:20 am

1 stop25h 35m

$628

IstanbulSeattle

IST - SEA

ISTSEA

Istanbul

Thu 4/23

5:20 pm-4:30 pm

1 stop33h 10m

Seattle/Tacoma Intl

Tue 5/12

1:45 pm-1:20 am

1 stop25h 35m

$629

IstanbulSeattle

IST - SEA

ISTSEA

Istanbul

Sun 5/10

5:20 pm-11:42 am

1 stop28h 22m

Seattle/Tacoma Intl

Sun 5/17

6:40 pm-3:30 am

1 stop22h 50m

$630

IstanbulSeattle

IST - SEA

ISTSEA

Istanbul

Sun 5/10

5:20 pm-4:37 pm

2 stops33h 17m

Seattle/Tacoma Intl

Sun 5/17

5:40 pm-1:20 am

1 stop21h 40m

$636

IstanbulSeattle

IST - SEA

ISTSEA

Istanbul

Wed 9/2

5:20 pm-11:47 am

1 stop28h 27m

Seattle/Tacoma Intl

Fri 10/2

5:40 pm-1:20 am

1 stop21h 40m

$638

IstanbulSeattle

IST - SEA

ISTSEA

Istanbul

Thu 4/9

6:00 am-4:47 pm

2 stops20h 47m

Seattle/Tacoma Intl

Sun 4/12

1:45 pm-1:20 am

1 stop25h 35m

$639

IstanbulSeattle

SAW - SEA

SAWSEA

Istanbul Sabiha Gokcen

Wed 9/2

1:35 pm-12:25 pm

1 stop32h 50m

Seattle/Tacoma Intl

Fri 10/2

4:25 pm-12:10 pm

1 stop33h 45m

$827

IstanbulSeattle

SAW - SEA

SAWSEA

Istanbul Sabiha Gokcen

Thu 9/24

1:35 pm-12:25 pm

1 stop32h 50m

Seattle/Tacoma Intl

Mon 9/28

4:25 pm-12:10 pm

1 stop33h 45m

$843

IstanbulSeattle

SAW - SEA

SAWSEA

Istanbul Sabiha Gokcen

Mon 7/6

1:35 pm-12:25 pm

1 stop32h 50m

Seattle/Tacoma Intl

Sun 7/12

4:25 pm-12:10 pm

1 stop33h 45m

$847

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Seattle from

How to get the cheapest flight ticket from Istanbul to Seattle

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Istanbul and Seattle?

What is the cheapest month to fly to Seattle?

In general, April is the cheapest month to fly from Istanbul to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $650. If you don’t want to visit Seattle in April, then you should wait until November to fly from Istanbul, when ticket prices are also cheap, with an average price of $683.

What is the cheapest day to depart on your flight to Seattle?

On average, the least expensive day to fly to Seattle from Istanbul is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $732. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Friday is the most expensive day to depart from Istanbul because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $959.

What is the cheapest time of day to depart on your flight to Seattle?

Flying to Seattle from Istanbul in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $765 when looking at flights departing in the afternoon. Flights to Seattle are more costly in the morning, with an average ticket price of $802. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Istanbul to Seattle/Tacoma Intl flight route?

Fly from Istanbul to Seattle/Tacoma Intl for the best Istanbul - Seattle/Tacoma Intl flight prices

How far in advance should I book a flight to Seattle?

You are more likely to see cheaper flights to Seattle from Istanbul when booking weeks ahead of your departure date. In general, you can expect to find flights to Seattle for around $760 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seattle from Istanbul for as low as $627 on momondo.

What cabin class options are available on Istanbul to Seattle/Tacoma Intl flights?

There are 3 cabin classes available to choose from on Istanbul to Seattle/Tacoma Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Cheap Istanbul to Seattle flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Istanbul to Seattle

Fastest flight time

12h 20m

Direct flights

Every day

Airports in Seattle

1 airport
The fastest flight from Istanbul to Seattle takes 12h 20m
Direct flights go from Istanbul to Seattle every day.
There is 1 airport in Seattle. From Istanbul there are direct flights to Seattle/Tacoma Intl (SEA).
  • How far is Istanbul to Seattle/Tacoma Intl by plane?

    Istanbul and Seattle/Tacoma Intl are 6060.8 mi apart from one another. In terms of flight time, this usually takes a little over 12h 20m.

  • When did momondo last update prices for flights from Istanbul to Seattle/Tacoma Intl Airport?

    Prices for flights from Istanbul to Seattle/Tacoma Intl Airport refresh daily.

  • How many operators does momondo search for flights from Istanbul to Seattle/Tacoma Intl Airport?

  • How old do you have to be to fly from Istanbul to Seattle/Tacoma Intl Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Istanbul to Seattle/Tacoma Intl Airport.

  • What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

    The necessary travel and health documents for your Seattle/Tacoma Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Istanbul to Seattle

Compare and see reviews for airlines that fly from Istanbul to Seattle with momondo
Airline
Rating
Free Cancellation
Price
KLMPriceFrom $515Free CancellationRating
7.8
1,480 reviews
Search KLM flights
British AirwaysPriceFrom $536Free CancellationRating
6.7
7,836 reviews
Search British Airways flights
United AirlinesPriceFrom $604Free CancellationRating
7.4
9,514 reviews
Search United Airlines flights
LufthansaPriceFrom $629Free CancellationRating
6.8
7,877 reviews
Search Lufthansa flights
Turkish AirlinesPriceFrom $659Free CancellationRating
7.4
4,289 reviews
Search Turkish Airlines flights

Traveling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
Tacoma
Leavenworth
SeaTac
Ocean Shores
Renton
Olympia
Lynnwood
Kent
Redmond
Marysville
Puyallup
Cle Elum
Lakewood
Tukwila
Federal Way
Centralia
Fife
Westport
Kirkland
Tumwater

Why use momondo?

Why should I use momondo to find a flight deal from Istanbul to Seattle?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Istanbul to Seattle. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Istanbul to Seattle with flexible booking policies on momondo?

momondo does allow users to show only those flights to Seattle from Istanbul which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Istanbul to Seattle?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Istanbul to Seattle.

I’m not ready to book a flight from Istanbul to Seattle right now. Can momondo alert me if prices change?

Price alerts on flights to Seattle from Istanbul are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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1 adult
Wed 4/29
Wed 5/6

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