Cheap flights from Seattle to Istanbul from $291

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Istanbul departing on 2/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Enter your travel dates to find the best prices.
Lufthansa Logo
7:00 am - 10:45 pm
SEA
-
IST
28h 45m2 stops
Lufthansa Logo
6:30 am - 1:10 pm
IST
-
SEA
16h 40m1 stop
$557Lufthansa
Thu, Feb 26 - Mon, Mar 9
Lufthansa Logo
2:00 pm - 10:45 pm
SEA
-
IST
21h 45m1 stop
Lufthansa Logo
6:30 am - 1:10 pm
IST
-
SEA
16h 40m1 stop
$558Lufthansa
Thu, Feb 26 - Mon, Mar 9
British Airways Logo
6:50 pm - 12:25 am
SEA
-
IST
18h 35m1 stop
British Airways Logo
6:40 pm - 11:30 am
IST
-
SEA
27h 50m1 stop
$559British Airways
Wed, Jan 21 - Thu, Feb 5
British Airways Logo
1:25 pm - 1:00 am
SEA
-
IST
24h 35m1 stop
British Airways Logo
7:35 am - 5:55 pm
IST
-
SEA
20h 20m1 stop
$560British Airways
Tue, Feb 17 - Tue, Mar 24
British Airways Logo
6:50 pm - 1:50 pm
SEA
-
IST
32h 00m1 stop
British Airways Logo
9:20 pm - 4:55 pm
IST
-
SEA
30h 35m1 stop
$561British Airways
Sun, Jan 18 - Sun, Feb 1
United Airlines Logo
2:10 pm - 9:15 pm
SEA
-
IST
21h 05m1 stop
United Airlines Logo
5:40 am - 12:20 pm
IST
-
SEA
16h 40m1 stop
$562United Airlines
Tue, Mar 31 - Fri, Apr 10
Icelandair Logo
2:35 pm - 11:35 pm
SEA
-
IST
22h 00m1 stop
Icelandair Logo
12:05 pm - 6:00 pm
IST
-
SEA
15h 55m1 stop
$565Icelandair
Mon, Feb 23 - Wed, Mar 25
British Airways Logo
8:04 am - 5:25 pm
SEA
-
IST
22h 21m2 stops
British Airways Logo
6:40 pm - 11:30 am
IST
-
SEA
27h 50m1 stop
$566British Airways
Wed, Jan 21 - Fri, Feb 27
Multiple Airlines Logo
10:50 am - 5:45 pm
SEA
-
IST
19h 55m2 stops
Multiple Airlines Logo
7:35 am - 4:55 pm
IST
-
SEA
20h 20m1 stop
$567Multiple Airlines
Tue, Jan 20 - Tue, Jan 27
Lufthansa Logo
7:00 am - 6:05 pm
SEA
-
IST
24h 05m2 stops
Lufthansa Logo
6:30 am - 7:03 pm
IST
-
SEA
23h 33m2 stops
$568Lufthansa
Thu, Feb 5 - Thu, Feb 12

Lufthansa flights from Seattle to Istanbul Airport

Our best Lufthansa deals on Seattle to Istanbul Airport flight tickets
Lufthansa
Feb 18
SEA9:55 amSeattle/Tacoma Intl
25h 50m
2 stops
IST10:45 pmIstanbul
Feb 28
IST6:30 amIstanbul
25h 26m
2 stops
SEA8:56 pmSeattle/Tacoma Intl
Lufthansa
Feb 26
SEA2:00 pmSeattle/Tacoma Intl
21h 45m
1 stop
IST10:45 pmIstanbul
Mar 9
IST6:30 amIstanbul
16h 40m
1 stop
SEA1:10 pmSeattle/Tacoma Intl
Lufthansa
Jan 20
SEA2:10 pmSeattle/Tacoma Intl
40h 55m
2 stops
IST6:05 pmIstanbul
Jan 27
IST6:30 amIstanbul
25h 27m
2 stops
SEA8:57 pmSeattle/Tacoma Intl

United Airlines flights from Seattle to Istanbul Airport

Our best United Airlines deals on Seattle to Istanbul Airport flight tickets
United Airlines
Apr 7
SEA2:10 pmSeattle/Tacoma Intl
21h 05m
1 stop
IST9:15 pmIstanbul
Apr 14
IST5:40 amIstanbul
16h 40m
1 stop
SEA12:20 pmSeattle/Tacoma Intl
United Airlines
Apr 22
SEA7:12 amSeattle/Tacoma Intl
28h 13m
2 stops
IST9:25 pmIstanbul
May 6
IST5:40 amIstanbul
23h 57m
2 stops
SEA7:37 pmSeattle/Tacoma Intl
United Airlines
Jan 18
SEA12:35 pmSeattle/Tacoma Intl
23h 10m
2 stops
IST10:45 pmIstanbul
Jan 27
IST6:30 amIstanbul
25h 42m
3 stops
SEA9:12 pmSeattle/Tacoma Intl

momondo Fare Finder

 
Customize your flight search to find flights from Seattle to Istanbul Airport 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 December 23, 2025.
Use the filters below to find and compare flights from Seattle to Istanbul Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SeattleIstanbul

SEA - IST

SEAIST

Seattle/Tacoma Intl

Thu 2/26

7:00 am-10:45 pm

2 stops28h 45m

Istanbul

Mon 3/9

6:30 am-1:10 pm

1 stop16h 40m

$557

SeattleIstanbul

SEA - IST

SEAIST

Seattle/Tacoma Intl

Thu 2/26

2:00 pm-10:45 pm

1 stop21h 45m

Istanbul

Mon 3/9

6:30 am-1:10 pm

1 stop16h 40m

$558

SeattleIstanbul

SEA - IST

SEAIST

Seattle/Tacoma Intl

Wed 1/21

6:50 pm-12:25 am

1 stop18h 35m

Istanbul

Thu 2/5

6:40 pm-11:30 am

1 stop27h 50m

$559

SeattleIstanbul

SEA - IST

SEAIST

Seattle/Tacoma Intl

Tue 2/17

1:25 pm-1:00 am

1 stop24h 35m

Istanbul

Tue 3/24

7:35 am-5:55 pm

1 stop20h 20m

$560

SeattleIstanbul

SEA - IST

SEAIST

Seattle/Tacoma Intl

Sun 1/18

6:50 pm-1:50 pm

1 stop32h 00m

Istanbul

Sun 2/1

9:20 pm-4:55 pm

1 stop30h 35m

$561

SeattleIstanbul

SEA - IST

SEAIST

Seattle/Tacoma Intl

Tue 3/31

2:10 pm-9:15 pm

1 stop21h 05m

Istanbul

Fri 4/10

5:40 am-12:20 pm

1 stop16h 40m

$562

SeattleIstanbul

SEA - IST

SEAIST

Seattle/Tacoma Intl

Mon 2/23

2:35 pm-11:35 pm

1 stop22h 00m

Istanbul

Wed 3/25

12:05 pm-6:00 pm

1 stop15h 55m

$565

SeattleIstanbul

SEA - IST

SEAIST

Seattle/Tacoma Intl

Wed 1/21

8:04 am-5:25 pm

2 stops22h 21m

Istanbul

Fri 2/27

6:40 pm-11:30 am

1 stop27h 50m

$566

SeattleIstanbul

SEA - IST

SEAIST

Seattle/Tacoma Intl

Tue 1/20

10:50 am-5:45 pm

2 stops19h 55m

Istanbul

Tue 1/27

7:35 am-4:55 pm

1 stop20h 20m

$567

SeattleIstanbul

SEA - IST

SEAIST

Seattle/Tacoma Intl

Thu 2/5

7:00 am-6:05 pm

2 stops24h 05m

Istanbul

Thu 2/12

6:30 am-7:03 pm

2 stops23h 33m

$568

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 Istanbul from

How to get the cheapest flight ticket from Seattle to Istanbul Airport

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 cheapest month to fly to Istanbul Airport?

In general, November is the cheapest month to fly from Seattle to Istanbul Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $760. If you don’t want to visit Istanbul Airport in November, then you should wait until January to fly from Seattle, when ticket prices are also cheap, with an average price of $900.

What is the cheapest day to depart on your flight to Istanbul Airport?

Our data shows that Wednesday is the least expensive day to fly to Istanbul Airport. Tickets to fly out on this day can be as low as $1,025. On the other hand, Friday is the most expensive day to depart from Seattle because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,101.

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

In the afternoon is the cheapest time of day to fly from Seattle to Istanbul Airport when you can find flight prices for as low as $778. Flying to Istanbul Airport in the afternoon is an ideal time because this is during off-peak travel hours. Flights in the morning are often more expensive with an average ticket price of $1,108.

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

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

How far in advance should I book a flight to Istanbul Airport?

You are more likely to see cheaper flights to Istanbul Airport from Seattle when booking weeks ahead of your departure date. In general, you can expect to find flights to Istanbul Airport for around $1,043 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Istanbul Airport from Seattle for as low as $904 on momondo.

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

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

Can stopping save me money on Seattle to Istanbul Airport flights?

You could potentially save up to 38% on your flight if you consider stops on a Seattle to Istanbul Airport flight.

How have Seattle to Istanbul Airport flight prices changed over time?

As of December 2025, prices for Seattle to Istanbul Airport flights are approximately 15% cheaper when compared to flights at the same time last year.

When to book flights from Seattle to Istanbul Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Seattle to Istanbul Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Seattle to Istanbul Airport (SEA to IST) flight deals and tips

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

Best Price Found

$645

Fastest flight time

11h 50m

Direct flights

Every day
The best one-way flight to Istanbul Airport from Seattle in the past 72 hours is $645. The best round-trip flight deal from Seattle to Istanbul Airport found on momondo in the last 72 hours is $810.
The fastest flight from Seattle to Istanbul Airport takes 11h 50m
Direct flights go from Seattle to Istanbul Airport every day.
  • How far is Seattle/Tacoma Intl to Istanbul by plane?

    The distance between Seattle/Tacoma Intl and Istanbul is about 6040.8 mi. A reasonable flight in good conditions will take 11h 50m.

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

    Prices for flights from Seattle/Tacoma Intl Airport to Istanbul Airport were last updated today.

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

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Seattle/Tacoma Intl Airport to Istanbul Airport.

  • What documentation or ID do you need to fly to Istanbul Airport?

    The necessary travel and health documents for your Istanbul 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.

  • What is the most popular plane model from Seattle to Istanbul Airport?

  • What is the most popular airline from Seattle to Istanbul Airport?

Best airlines flying from Seattle to Istanbul Airport

Compare and see reviews for airlines that fly from Seattle to Istanbul Airport with momondo
Airline
Rating
Free Cancellation
Price
IcelandairPriceFrom $392Free CancellationRating
7.0
592 reviews
Search Icelandair flights
Scandinavian AirlinesPriceFrom $490Free CancellationRating
7.4
1,620 reviews
Search Scandinavian Airlines flights
LufthansaPriceFrom $555Free CancellationRating
6.8
7,649 reviews
Search Lufthansa flights
United AirlinesPriceFrom $561Free CancellationRating
7.4
9,106 reviews
Search United Airlines flights
British AirwaysPriceFrom $561Free CancellationRating
6.7
7,606 reviews
Search British Airways flights
DeltaPriceFrom $577Free CancellationRating
7.9
8,013 reviews
Search Delta flights
KLMPriceFrom $680Free CancellationRating
7.7
1,434 reviews
Search KLM flights
Turkish AirlinesPriceFrom $717Free CancellationRating
7.3
4,112 reviews
Search Turkish Airlines flights
Air FrancePriceFrom $735Free CancellationRating
7.4
1,513 reviews
Search Air France flights
Qatar AirwaysPriceFrom $894Free CancellationRating
7.4
3,686 reviews
Search Qatar Airways flights
  • Turkish Airlines Flights From Seattle to Istanbul Airport

    Turkish Airlines flies from Seattle to Istanbul Airport around 8 times per week, with 4,112 momondo users rating the airline 7.3/10. The cheapest Turkish Airlines deal from Seattle to Istanbul Airport in the last 72 hours was $717 (round-trip), much lower than the average airfare cost of $1,095 for Turkish Airlines flights on this route.

Traveling to a place near Istanbul?

Book flights to Istanbul if you plan to visit one of these locations
Yalova

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Istanbul from Seattle.

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

Yes. momondo enables you to select and highlight flights to Istanbul from Seattle with this policy.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Istanbul from Seattle.

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

Yes. momondo can track prices for Seattle to Istanbul flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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1 adult
Thu 1/22
Thu 1/29

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