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Cheap flights from Seattle to Istanbul Airport from £276

SEA — IST
23 Nov — 30 Nov1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Seattle to Istanbul

Enter your travel dates to find the best prices.

Cheapest flights from Seattle to Istanbul

Tue 24/1113:32 -
2 stops17h 23m
Tue 8/1207:15 -
1 stop17h 35m
Deal found 23/10£599
Wed 18/1114:35 -
1 stop15h 20m
Wed 25/1107:15 -
1 stop18h 59m
Deal found 21/10£604
Tue 1/1213:41 -
2 stops17h 14m
Thu 10/1207:15 -
2 stops24h 03m
Deal found 20/10£606
Wed 18/1114:35 -
1 stop15h 20m
Thu 26/1107:15 -
2 stops20h 38m
Deal found 20/10£611
Mon 23/1113:50 -
1 stop17h 20m
Thu 3/1206:30 -
1 stop16h 30m
Deal found 24/10£617
Tue 17/1113:30 -
1 stop17h 20m
Tue 24/1114:55 -
1 stop36h 55m
Deal found 20/10£619
Tue 17/1107:00 -
2 stops28h 45m
Thu 26/1106:30 -
1 stop16h 30m
Deal found 20/10£620
Mon 23/1110:33 -
2 stops20h 02m
Mon 7/1218:30 -
1 stop27h 55m
Deal found 22/10£623
Mon 23/1113:50 -
1 stop17h 20m
Fri 4/1206:30 -
3 stops28h 14m
Deal found 24/10£625
Tue 24/1113:32 -
2 stops17h 23m
Wed 2/1207:15 -
1 stop18h 58m
Deal found 24/10£627

Find flight deals from Seattle to Istanbul

Round-trip from

£579

One-way from

£276

Popular in

June

Cheapest in

February

Average price

£791

Good one-way deal

£453 or less
United Airlines
  • United Airlines
  • 21/3-29/3
  • 4 total stops
  • 62h 43m total
  • Seattle to Istanbul
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United Airlines
  • United Airlines
  • 2/2-31/12
  • 3 total stops
  • 46h 40m total
  • Seattle to Istanbul
Search Deals
Highest demand for flights based on searches. 17% potential increase in price (£121 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£14 potential savings vs. average return price).
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Average for round-trip flights in October 2026
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Price to beat on a one-way flight from Seattle/Tacoma Intl to Istanbul.
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Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Seattle to Istanbul Airport that are best for you.

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Route

Depart

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Price

Cheapest return flight

SeattleIstanbul

SEA Seattle/Tacoma Intl - IST Istanbul

SEAIST

Seattle/Tacoma Intl

Sun 15/11

15:00-23:25

2 stops45h 25m

Istanbul

Wed 31/12

00:00-14:00

Nonstop0h 00m

£430

SeattleIstanbul

SEA Seattle/Tacoma Intl - IST Istanbul

SEAIST

Seattle/Tacoma Intl

Sun 1/11

13:50-22:45

1 stop21h 55m

Istanbul

Wed 31/12

00:00-14:00

Nonstop0h 00m

£445

SeattleIstanbul

SEA Seattle/Tacoma Intl - IST Istanbul

SEAIST

Seattle/Tacoma Intl

Sun 1/11

07:00-22:45

2 stops28h 45m

Istanbul

Wed 31/12

00:00-14:00

Nonstop0h 00m

£448

SeattleIstanbul

SEA Seattle/Tacoma Intl - IST Istanbul

SEAIST

Seattle/Tacoma Intl

Tue 10/11

12:20-18:10

3 stops42h 50m

Istanbul

Wed 31/12

00:00-14:00

Nonstop0h 00m

£464
Fastest return journey

SeattleIstanbul

SEA Seattle/Tacoma Intl - IST Istanbul

SEAIST

Seattle/Tacoma Intl

Fri 13/11

13:32-17:55

2 stops17h 23m

Istanbul

Wed 31/12

00:00-14:00

Nonstop0h 00m

£473

SeattleIstanbul

SEA Seattle/Tacoma Intl - IST Istanbul

SEAIST

Seattle/Tacoma Intl

Fri 11/12

18:45-00:35

1 stop18h 50m

Istanbul

Wed 31/12

00:00-14:00

Nonstop0h 00m

£483

SeattleIstanbul

SEA Seattle/Tacoma Intl - IST Istanbul

SEAIST

Seattle/Tacoma Intl

Fri 11/12

14:05-22:45

2 stops21h 40m

Istanbul

Wed 31/12

00:00-14:00

Nonstop0h 00m

£486

SeattleIstanbul

SEA Seattle/Tacoma Intl - IST Istanbul

SEAIST

Seattle/Tacoma Intl

Thu 29/10

15:35-22:45

2 stops21h 10m

Istanbul

Wed 31/12

00:00-14:00

Nonstop0h 00m

£486

SeattleIstanbul

SEA Seattle/Tacoma Intl - IST Istanbul

SEAIST

Seattle/Tacoma Intl

Mon 11/1

13:50-18:10

1 stop17h 20m

Istanbul

Fri 22/1

06:30-00:56

2 stops29h 26m

£629

SeattleIstanbul

SEA Seattle/Tacoma Intl - IST Istanbul

SEAIST

Seattle/Tacoma Intl

Sat 3/4

20:20-00:55

1 stop18h 35m

Istanbul

Sat 17/4

13:10-18:25

1 stop15h 15m

£638

Flights are sorted by cheapest return flights first.

Deals found on 24/10

Showing 1-10 of 18 resultsSorted by cheapest first
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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 return price

Cheapflights Insights

Everything you need to know about your flight from Seattle to Istanbul Airport

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

Booking 37 days in advance of your planned departure date is, on average, the best time to get cheap flights from Seattle to Istanbul Airport. 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 Airport?

Currently, February is the cheapest month in which you can book a flight from Seattle to Istanbul Airport (average of £527). Flying from Seattle to Istanbul Airport in June is currently the most expensive (average of £945). 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?

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

How much does it cost for a return flight from Seattle to Istanbul Airport?

Airfare is below average for this route at the moment.

Seattle to Istanbul Airport flights typically cost between £649 and £830 in March.
The cheapest return price found within the last 5 days was £579 on United Airlines (21 Mar–29 Mar).

Related info for your journey

  • What airport do you fly from for flights from Seattle to Istanbul?

    If you book a flight to Istanbul from Seattle, you will be flying from Seattle/Tacoma Intl, which is the city’s only airport. Seattle/Tacoma Intl (SEA) is located 11.4 mi from the center of Seattle. There are 0 flights from Seattle/Tacoma Intl to Istanbul per day from 0 different airlines.

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

    Departing from Seattle to Istanbul Airport will take you 11h 50m. Seattle and Istanbul Airport are separated by a distance of 6051 mi. This flight may include one or multiple stops.

  • 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 holiday 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 Airport?

    Currently, February is the cheapest month in which you can book a flight from Seattle to Istanbul Airport (average of £527). Flying from Seattle to Istanbul Airport in June is currently the most expensive (average of £945). 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

Travelling to a place near Istanbul Airport?

Book flights to Istanbul Airport if you plan to visit one of these locations
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Deals for Seattle to Istanbul flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Seattle to Istanbul?

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Can Cheapflights find flights from Seattle to Istanbul with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Seattle to Istanbul flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Seattle to Istanbul become cheaper?

Yes! Start tracking prices for Seattle to Istanbul flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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