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SEA - IST

$584 Find Cheap Flights from Seattle to Istanbul Airport - Compare and Save

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1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$783
Typical prices: $750-$1,211
Lufthansa
Fri 4/6Thu 4/19
SEA - IST • 1 stop
Cheapest non-stop
$871
Typical prices: $815-$1,273
Turkish Airlines
Fri 11/2Sun 11/18
SEA - IST • Non-stop
Nonstop flights
Every day
You can fly direct with Turkish Airlines. Average duration is 11h 54m
Direct flights
+1
Direct flights
+1
Avoid delays
Turkish Airlines
Most punctual • 81% on-time
Afternoon
Best time • Fewest delays
Insights
Insights
When to book
17 weeks
in advance
Our data shows that travelers who book at least 17 weeks in advance save around 44% compared to booking last minute.
Insights
Insights
When to travel
February
Cheapest • 30% price drop
March
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Reykjavik Keflavik Intl (KEF)
Cheapest • Avg $503 (round-trip)
Frankfurt am Main (FRA)
Shortest trip • 17h 16m (one-way)
Insights
Insights
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Flight Deals

Cheap Flights from Seattle to Istanbul (SEA-IST)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Seattle to Istanbul

Tue, Apr 6 - Mon, Apr 19
Lufthansa Logo
6:50 pm - 2:05 amSEA  Seattle/Tacoma Intl-IST Istanbul
21h 15m1 stop Munich Franz Josef Strauss
Lufthansa Logo
3:45 am - 4:59 pmIST  Istanbul-SEA Seattle/Tacoma Intl
23h 14m1 stop Munich Franz Josef Strauss
$783Lufthansa
Tue, Apr 6 - Mon, Apr 19
Multiple Airlines Logo
6:50 pm - 2:05 amSEA  Seattle/Tacoma Intl-IST Istanbul
21h 15m1 stop Munich Franz Josef Strauss
Multiple Airlines Logo
3:45 am - 9:58 pmIST  Istanbul-SEA Seattle/Tacoma Intl
28h 13m2 stops Munich Franz Josef Strauss Vancouver Intl
$783Multiple Airlines
Tue, Apr 6 - Tue, Apr 20
Multiple Airlines Logo
10:10 am - 4:55 pmSEA  Seattle/Tacoma Intl-IST Istanbul
20h 45m2 stops Vancouver Intl Frankfurt am Main
Multiple Airlines Logo
5:40 am - 9:58 pmIST  Istanbul-SEA Seattle/Tacoma Intl
26h 18m2 stops Frankfurt am Main Vancouver Intl
$792Multiple Airlines
Mon, Feb 1 - Mon, Feb 15
British Airways Logo
6:45 pm - 5:50 pmSEA  Seattle/Tacoma Intl-IST Istanbul
36h 05m1 stop London Heathrow
British Airways Logo
6:30 pm - 4:50 pmIST  Istanbul-SEA Seattle/Tacoma Intl
33h 20m1 stop London Heathrow
$800British Airways
Tue, Jan 5 - Tue, Jan 19
British Airways Logo
1:30 pm - 1:05 amSEA  Seattle/Tacoma Intl-IST Istanbul
24h 35m1 stop London Heathrow
British Airways Logo
7:40 am - 4:50 pmIST  Istanbul-SEA Seattle/Tacoma Intl
20h 10m1 stop London Heathrow
$801British Airways
Mon, Jan 18 - Fri, Jan 29
Lufthansa Logo
7:00 am - 6:10 pmSEA  Seattle/Tacoma Intl-IST Istanbul
24h 10m2 stops Chicago O'Hare Intl Frankfurt am Main
Lufthansa Logo
6:30 am - 9:02 pmIST  Istanbul-SEA Seattle/Tacoma Intl
25h 32m2 stops Frankfurt am Main Washington, D.C. Dulles Intl
$808Lufthansa
Mon, Jan 18 - Fri, Jan 29
United Airlines Logo
10:52 am - 6:10 pmSEA  Seattle/Tacoma Intl-IST Istanbul
20h 18m2 stops Chicago O'Hare Intl Frankfurt am Main
United Airlines Logo
6:30 am - 1:13 pmIST  Istanbul-SEA Seattle/Tacoma Intl
41h 43m3 stops Frankfurt am Main Toronto Pearson Intl Houston George Bush Intcntl
$829United Airlines
Tue, Mar 9 - Tue, Mar 23
United Airlines Logo
8:30 am - 10:45 pmSEA  Seattle/Tacoma Intl-IST Istanbul
27h 15m2 stops Denver Intl Frankfurt am Main
United Airlines Logo
6:30 am - 12:45 pmIST  Istanbul-SEA Seattle/Tacoma Intl
40h 15m3 stops Frankfurt am Main Toronto Pearson Intl Houston George Bush Intcntl
$830United Airlines
Thu, Apr 1 - Mon, Apr 12
Qatar Airways Logo
4:25 pm - 11:55 amSEA  Seattle/Tacoma Intl-IST Istanbul
33h 30m1 stop Doha Hamad Intl
Qatar Airways Logo
8:05 pm - 12:55 pmIST  Istanbul-SEA Seattle/Tacoma Intl
26h 50m1 stop Doha Hamad Intl
$858Qatar Airways
Sun, Nov 22 - Fri, Dec 4
Qatar Airways Logo
3:50 pm - 7:00 amSEA  Seattle/Tacoma Intl-IST Istanbul
28h 10m1 stop Doha Hamad Intl
Qatar Airways Logo
1:50 pm - 11:40 amIST  Istanbul-SEA Seattle/Tacoma Intl
32h 50m1 stop Doha Hamad Intl
$871Qatar Airways
Booking Insights

Price, demand and travel trends for Seattle to Istanbul Airport flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

How much is a round-trip flight from Seattle to Istanbul Airport?

Round-trip flights from Seattle to Istanbul Airport typically range from $750 to $1,211. The lowest price found in the past 5 days was $783, on Lufthansa.

What's the cheapest day of the week to fly from Seattle to Istanbul Airport?

Based on deals KAYAK users found in the last 12 months, Wednesday is the cheapest day of the week to fly from Seattle to Istanbul Airport. It’s 10% cheaper than the average day, while Saturday is the most expensive, with prices 10% higher.

What’s the cheapest month to fly from Seattle to Istanbul Airport?

•February is the cheapest month to fly from Seattle to Istanbul Airport at $698 round-trip.
•June ($1,272) and July ($1,260) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 82% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are flights from Seattle to Istanbul Airport the cheapest?

Flights from Seattle to Istanbul Airport are cheapest 17 weeks before departure. Booking in this window typically costs about 44% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

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Expert advice

Expert advice for your flight from Seattle to Istanbul

 
KAYAK teamed up with top travel experts to share the best tips for your journey.
Our travel experts
Jenna Scatena

Jenna Scatena

Expert on IST

Journalist and Travel Writer, Jenna Scatena is an award-winning travel writer with a love for sharing stories and exploring new places, especially by Vespa. Though she's from San Francisco, she has spent a significant chunk of her vacation days over the last decade eating her way through Texas and sleeping in hotels around the world—especially in California, the Middle East, and Europe.

Read more
Harriet Baskas

Harriet Baskas

Expert on SEA

Harriet is an award-winning journalist who is happiest in an airport or an unusual museum. Her stories about airports, air travel, and the business of travel have appeared on NBC News, CNBC, USA TODAY, The Points Guy and other outlets. She is the creator of the StuckatTheAirport.com blog and the author of nine books. When not out on the road or exploring the latest airport amenities, she’s home in Seattle getting ready for the next adventure.

Read more

Key details for Seattle to Istanbul Airport flights

Low season

June

Cheapest flight

$584
Beat the crowds with an average 15% drop in travelers.
The most popular month to fly with an average 70% increase in travelers.
One-way flight from Seattle to Istanbul Airport

When to book flights from Seattle to Istanbul

Are your dates flexible? Find out the best times to travel from Seattle to Istanbul based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Seattle to Istanbul Airport flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines and booking tips.

  • What are the earliest and latest flights from Seattle to Istanbul Airport?

    These are the earliest and latest flight times available from Seattle to Istanbul Airport:

    • Earliest: departs at 7:05 pm and lands at 6:59 am
    • Latest: departs at 8:05 pm and lands at 7:59 am.

    The flight takes about 11h 54m.

  • What cabin classes can I book on flights from Seattle to Istanbul Airport?

    Four cabin classes are available on flights from Seattle to Istanbul Airport:

    • Economy Class
    • Premium Economy Class
    • Business Class
    • First Class

    Prices vary by airline.

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

    A nonstop flight from Seattle to Istanbul Airport takes 11h 54m, covering 6,051 miles.

  • Do I need a passport to fly from Seattle to Istanbul Airport?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • How much should I expect to pay for a Seattle to Istanbul Airport flight?

    Round-trip flights from Seattle to Istanbul Airport range from $750 to $1,211, with an average of $994 over the past 12 months. Anything below $750 counts as a good deal.

  • How expensive are last-minute Seattle to Istanbul Airport flights?

    Last-minute fares on this route (booked within two weeks of departure) run 21% above the $994 route average. Book 17 weeks before departure for the lowest fares.

  • How much can I save by taking a layover when flying from Seattle to Istanbul Airport?

    On this route, layover flights are cheaper than nonstop options on average. Layover fares average $503 round-trip via Reykjavik Keflavik Intl (KEF), compared to $1,049 for nonstop.

  • How does on-time performance compare across airlines flying from Seattle to Istanbul Airport?

    Turkish Airlines is the only airline operating Seattle to Istanbul Airport flights. 81% of its flights are on time.

  • What is the standard checked-bag allowance on flights from Seattle to Istanbul Airport?

    There is no standard. Checked-bag policies vary by airline on this route. Most carriers charge $52–$100 for the first checked bag in economy. Premium fares and elite-status bookings typically include a free checked bag.

  • Which aircraft model is used most often on flights from Seattle to Istanbul Airport?

    The Airbus A350-900 family is used most often on this route, operated mainly by Turkish Airlines. Other aircraft seen on the route include Airbus A330-900neo variants.

  • How are flight departures from Seattle to Istanbul Airport spread across the day?

    Evening is the busiest departure period on Seattle to Istanbul Airport flights, with 100% of flights leaving in that window. Morning departures account for 0%, afternoon flights for 0%, and night flights for 0%.

  • How are flight prices from Seattle to Istanbul Airport looking right now?

    One-way fares from Seattle to Istanbul Airport are currently in line with typical prices for this route. Average one-way fares are about $610.

  • What car rental options are available at Istanbul Airport (IST)?

    Istanbul Airport (IST) hosts 5 major car rental companies, with daily rates starting from around $10 for economy cars. Top options include:

    • CIRCULAR
    • Avec Car Rental
    • Ok Mobility
    • Alamo
    • Autounion Car Rental

  • Which airports can I use when flying from Seattle to Istanbul Airport?

    Flights from Seattle to Istanbul Airport usually depart from Seattle/Tacoma Intl (SEA) and arrive at Istanbul (IST).

  • What time of day has the fewest delays on flights from Seattle to Istanbul Airport?

    Afternoon flights have the fewest delays on this route, while evening departures tend to have the most.

  • At what point is a flight considered delayed from Seattle to Istanbul Airport?

    A flight is considered delayed when it departs 15 minutes or more after its scheduled time. This is the standard used by the US Department of Transportation and most airline industry reporting. On the Seattle to Istanbul Airport route, 19% of flights were delayed in the past 3 months, with delays averaging 2h 21m.

  • Which airports do connecting flights from Seattle to Istanbul Airport pass through?

    One-stop flights from Seattle to Istanbul Airport most commonly connect through:

    • Reykjavik Keflavik Intl (KEF) - 21% of one-stop connections
    • London Heathrow (LHR) - 21% of one-stop connections
    • Frankfurt am Main (FRA) - 17% of one-stop connections
    • Doha Hamad Intl (DOH) - 13% of one-stop connections

  • Can I save money by using flexible dates for flights from Seattle to Istanbul Airport?

    Yes. Flexible dates can save you up to 19% on flights from Seattle to Istanbul Airport. Wednesday is the cheapest departure day at $901 round-trip on average, while Saturday is the most expensive at $1,099, a difference of $198.

    KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • What airlines fly from Seattle to Istanbul Airport?

    Only Turkish Airlines operates flights between Seattle and Istanbul Airport.

  • How much time can I save by choosing a different layover airport from Seattle to Istanbul Airport?

    Flying via Frankfurt am Main (FRA) gives the shortest average 1-stop total travel time at 17h 16m, compared with 17h 20m via Amsterdam Schiphol (AMS) and 18h 54m via Reykjavik Keflavik Intl (KEF).

  • What is the time difference between Seattle and Istanbul Airport?

    Istanbul Airport is 10 hours ahead of Seattle (Turkey Time vs Pacific Time). Plan for the time shift when scheduling connections or first-day activities.

  • What popular places can I visit in Istanbul Airport?

    Some of the most popular sights in Istanbul Airport are Taksim Square, Sultan Ahmet Camii and Ayasofya. These are among the most viewed places in Istanbul Airport on KAYAK.

  • Which airlines include bags at no extra cost on Seattle to Istanbul Airport flights?

    Here are some options for this route, based on selected ticket types and cabin classes:

    • Turkish Airlines: a cabin bag and a checked bag in Economy Class

    Bag allowance can vary by ticket type, cabin class, route and airline, so always check the fare details before booking.

Your guide to booking Seattle to Istanbul Airport flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates are flexible, aim for a Wednesday departure and avoid flying on Saturday. On this route, Wednesday flights average $901, about $198 less than Saturday fares (18% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 17 weeks before you fly. On this route, that window historically saves about 44% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your Seattle to Istanbul Airport trip for February. Fares historically average $698 round-trip in that month - typically $574 less than the most expensive month, which is June (based on the last 12 months).
  • If you have the time, taking a 1-stop flight through Reykjavik Keflavik Intl Airport (KEF) can be cheaper than flying direct. The cheapest layover option averages $503 round-trip on this route - about $546 less than direct flights (based on the last 12 months).

Prefer to fly direct from Seattle to Istanbul Airport?

 
Find which airlines fly direct from Seattle/Tacoma Intl Airport to Istanbul Airport, which days they fly and book direct flights.

Direct departures

Seattle/Tacoma Intl to Istanbul

Monday

Turkish Airlines

Turkish Airlines

Tuesday

Turkish Airlines

Turkish Airlines

Wednesday

Turkish Airlines

Turkish Airlines

Thursday

Turkish Airlines

Turkish Airlines

Friday

Turkish Airlines

Turkish Airlines

Saturday

Turkish Airlines

Turkish Airlines

Sunday

Turkish Airlines

Turkish Airlines

See more direct flights

Direct returns

Istanbul to Seattle/Tacoma Intl

Monday

Turkish Airlines

Turkish Airlines

Tuesday

Turkish Airlines

Turkish Airlines

Wednesday

Turkish Airlines

Turkish Airlines

Thursday

Turkish Airlines

Turkish Airlines

Friday

Turkish Airlines

Turkish Airlines

Saturday

Turkish Airlines

Turkish Airlines

Sunday

Turkish Airlines

Turkish Airlines

See more direct flights

More options for your flight from Seattle to Istanbul

Complete your trip to Istanbul with a hotel stay or car rental

Car rentals in Istanbul
Hotels in Istanbul
Vacations in Istanbul