$345+ Cheap flights from Istanbul (IST) to Seattle (SEA)
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 6/16. Fares are subject to change and may not be available on all flights or dates of travel.
IST — SEA
Jun 2 — Jun 91
Round-trip
1 adult, Economy
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Find cheap flights from Istanbul to Seattle with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Istanbul to Seattle/Tacoma Intl are usually found in April or November, booked 50 days in advance, depart on a Monday or Sunday and return on a Wednesday
Cheap flight deals from Istanbul to Seattle
Cheapest
Best
Last-minute
One-way
Cheapest flights from Istanbul to SeattleExplore the most affordable flight options available from Istanbul to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 3, 2026.
Explore the most affordable flight options available from Istanbul to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 3, 2026.
This British Airways deal was found by Cheapflights users on 5/2. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/167:25 pm
IST
- SEA
1 stop26h 10m
British Airways
Tue 10/611:34 am
SEA
- IST
2 stops20h 51m
British Airways
Deal found 5/2![British Airways logo]()
$653
This British Airways deal was found by Cheapflights users on 4/30. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/67:55 pm
IST
- SEA
1 stop25h 40m
British Airways
Tue 11/247:23 am
SEA
- IST
2 stops23h 22m
British Airways
Deal found 4/30![British Airways logo]()
$655
This lol.travel deal was found by Cheapflights users on 5/1. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/285:40 am
IST
- SEA
1 stop16h 40m
Multiple Airlines
Wed 6/1010:45 am
SEA
- IST
2 stops24h 40m
Multiple Airlines
Deal found 5/1![Multiple Airlines logo]()
$682
This lol.travel deal was found by Cheapflights users on 5/1. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/285:40 am
IST
- SEA
1 stop16h 40m
Lufthansa
Wed 6/102:10 pm
SEA
- IST
1 stop21h 15m
Lufthansa
Deal found 5/1![Lufthansa logo]()
$685
This Gotogate deal was found by Cheapflights users on 5/1. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/15:50 am
IST
- SEA
1 stop16h 30m
Lufthansa
Sun 6/72:10 pm
SEA
- IST
1 stop16h 50m
Lufthansa
Deal found 5/1![Lufthansa logo]()
$687
This Ticket deal was found by Cheapflights users on 4/30. 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 Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/145:20 pm
IST
- SEA
1 stop28h 22m
KLM
Wed 5/271:45 pm
SEA
- IST
1 stop25h 35m
KLM
Deal found 4/30![KLM logo]()
$689
This Gotogate deal was found by Cheapflights users on 5/3. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/25:40 am
IST
- SEA
1 stop16h 40m
Lufthansa
Tue 6/96:50 pm
SEA
- IST
1 stop21h 15m
Lufthansa
Deal found 5/3![Lufthansa logo]()
$690
Best flights from Istanbul to SeattleDiscover carefully curated flight deals from Istanbul to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 3, 2026.
Discover carefully curated flight deals from Istanbul to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 3, 2026.
This British Airways deal was found by Cheapflights users on 5/2. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/67:55 pm
IST
- SEA
1 stop25h 40m
British Airways
Tue 11/2410:35 am
SEA
- IST
2 stops20h 10m
British Airways
Deal found 5/2![British Airways logo]()
$655
This Delta deal was found by Cheapflights users on 4/29. 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.
Wed 5/206:00 am
IST
- SEA
2 stops20h 44m
Delta
Fri 8/219:30 am
SEA
- IST
2 stops29h 50m
Delta
Deal found 4/29![Delta logo]()
$715
This United Airlines deal was found by Cheapflights users on 4/30. 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.
Sat 5/305:50 am
IST
- SEA
1 stop16h 30m
United Airlines
Sat 6/67:20 pm
SEA
- IST
2 stops35h 40m
United Airlines
Deal found 4/30![United Airlines logo]()
$717
This Lufthansa deal was found by Cheapflights users on 4/29. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/205:40 am
IST
- SEA
1 stop16h 40m
Lufthansa
Thu 8/207:00 am
SEA
- IST
2 stops20h 00m
Lufthansa
Deal found 4/29![Lufthansa logo]()
$719
This Delta deal was found by Cheapflights users on 4/29. 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.
Wed 9/26:00 am
IST
- SEA
2 stops24h 46m
Delta
Fri 10/27:20 am
SEA
- IST
2 stops23h 00m
Delta
Deal found 4/29![Delta logo]()
$715
This British Airways deal was found by Cheapflights users on 5/1. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/308:10 am
IST
- SEA
1 stop19h 45m
British Airways
Sun 11/156:50 pm
SEA
- IST
1 stop19h 00m
British Airways
Deal found 5/1![British Airways logo]()
$727
This Lufthansa deal was found by Cheapflights users on 4/28. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/173:45 am
IST
- SEA
2 stops18h 35m
Lufthansa
Thu 8/207:00 am
SEA
- IST
2 stops20h 00m
Lufthansa
Deal found 4/28![Lufthansa logo]()
$738
This United Airlines deal was found by Cheapflights users on 4/28. 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 5/191:55 pm
IST
- SEA
2 stops35h 53m
United Airlines
Sat 8/227:00 am
SEA
- IST
2 stops20h 00m
United Airlines
Deal found 4/28![United Airlines logo]()
$742
This Delta deal was found by Cheapflights users on 5/3. 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.
Mon 5/186:00 am
IST
- SEA
2 stops23h 05m
Delta
Sun 5/2410:35 am
SEA
- IST
2 stops28h 45m
Delta
Deal found 5/3![Delta logo]()
$717
This Lufthansa deal was found by Cheapflights users on 4/29. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/233:45 am
IST
- SEA
1 stop23h 14m
Lufthansa
Thu 8/137:00 am
SEA
- IST
2 stops20h 00m
Lufthansa
Deal found 4/29![Lufthansa logo]()
$761
This Delta deal was found by Cheapflights users on 5/1. 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.
Fri 10/307:15 am
IST
- SEA
2 stops41h 16m
Delta
Sun 11/157:20 am
SEA
- IST
2 stops22h 35m
Delta
Deal found 5/1![Delta logo]()
$720
This Delta deal was found by Cheapflights users on 5/1. 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.
Fri 10/307:15 am
IST
- SEA
2 stops37h 28m
Delta
Fri 11/137:20 am
SEA
- IST
2 stops22h 35m
Delta
Deal found 5/1![Delta logo]()
$760
Last-minute flights from Istanbul to SeattleDiscover last-minute flight deals from Istanbul to Seattle. Data last updated May 3, 2026 and is based on user searches.
Discover last-minute flight deals from Istanbul to Seattle. Data last updated May 3, 2026 and is based on user searches.
This Ticket deal was found by Cheapflights users on 4/30. 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 Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/145:20 pm
IST
- SEA
1 stop28h 22m
KLM
Wed 5/271:45 pm
SEA
- IST
1 stop25h 35m
KLM
Deal found 4/30![KLM logo]()
$689
This lol.travel deal was found by Cheapflights users on 4/29. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/145:50 pm
IST
- SEA
1 stop28h 30m
Multiple Airlines
Wed 5/2710:45 am
SEA
- IST
2 stops20h 10m
Multiple Airlines
Deal found 4/29![Multiple Airlines logo]()
$701
This FlightHub deal was found by Cheapflights users on 5/2. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/142:55 pm
IST
- SEA
Nonstop12h 20m
Turkish Airlines
Wed 5/277:10 pm
SEA
- IST
Nonstop11h 55m
Turkish Airlines
Deal found 5/2![Turkish Airlines logo]()
$702
This lol.travel deal was found by Cheapflights users on 4/29. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/141:55 pm
IST
- SEA
1 stop32h 25m
Lufthansa
Wed 5/272:10 pm
SEA
- IST
1 stop16h 45m
Lufthansa
Deal found 4/29![Lufthansa logo]()
$704
This Delta deal was found by Cheapflights users on 4/30. 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.
Thu 5/146:00 am
IST
- SEA
1 stop20h 30m
Delta
Wed 5/2710:35 am
SEA
- IST
2 stops28h 45m
Delta
Deal found 4/30![Delta logo]()
$708
This Delta deal was found by Cheapflights users on 4/28. 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.
Wed 5/205:20 pm
IST
- SEA
1 stop33h 10m
Delta
Fri 8/216:05 am
SEA
- IST
2 stops33h 15m
Delta
Deal found 4/28![Delta logo]()
$707
This Gotogate deal was found by Cheapflights users on 5/1. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/265:40 am
IST
- SEA
1 stop16h 40m
Lufthansa
Tue 9/292:10 pm
SEA
- IST
1 stop21h 05m
Lufthansa
Deal found 5/1![Lufthansa logo]()
$705
This lol.travel deal was found by Cheapflights users on 5/1. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/285:40 am
IST
- SEA
1 stop16h 40m
Multiple Airlines
Wed 6/1010:45 am
SEA
- IST
2 stops24h 40m
Multiple Airlines
Deal found 5/1![Multiple Airlines logo]()
$682
This lol.travel deal was found by Cheapflights users on 5/1. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/285:40 am
IST
- SEA
1 stop16h 40m
Lufthansa
Wed 6/102:10 pm
SEA
- IST
1 stop21h 15m
Lufthansa
Deal found 5/1![Lufthansa logo]()
$685
This Delta deal was found by Cheapflights users on 5/2. 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.
Thu 5/286:00 am
IST
- SEA
1 stop15h 42m
Delta
Fri 11/66:00 am
SEA
- IST
2 stops47h 55m
Delta
Deal found 5/2![Delta logo]()
$706
One-way flights from Istanbul to SeattleSearch for one-way flight options from Istanbul to Seattle. Find affordable one-way fares based on user searches. Data last updated May 3, 2026.
Search for one-way flight options from Istanbul to Seattle. Find affordable one-way fares based on user searches. Data last updated May 3, 2026.
This Travelocity deal was found by Cheapflights users on 5/1. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/167:55 pm
IST
- SEA
1 stop25h 40m
British Airways
Deal found 5/1![British Airways logo]()
$345
This British Airways deal was found by Cheapflights users on 5/2. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/287:00 pm
IST
- SEA
1 stop26h 35m
British Airways
Deal found 5/2![British Airways logo]()
$346
This British Airways deal was found by Cheapflights users on 5/2. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/136:50 pm
IST
- SEA
2 stops31h 52m
British Airways
Deal found 5/2![British Airways logo]()
$353
This KAYAK deal was found by Cheapflights users on 5/1. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/258:15 am
IST
- SEA
1 stop37h 20m
British Airways
Deal found 5/1![British Airways logo]()
$424
This American Airlines deal was found by Cheapflights users on 4/29. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/222:35 pm
IST
- SEA
1 stop31h 00m
American Airlines
Deal found 4/29![American Airlines logo]()
$426
This British Airways deal was found by Cheapflights users on 4/29. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/238:15 am
IST
- SEA
2 stops21h 09m
British Airways
Deal found 4/29![British Airways logo]()
$433
This KAYAK deal was found by Cheapflights users on 4/29. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/292:35 pm
IST
- SEA
2 stops38h 49m
British Airways
Deal found 4/29![British Airways logo]()
$435
Find flight deals from Istanbul to Seattle
Discover tips and strategies to find the most affordable flight options for your journey from Istanbul (IST) to Seattle (SEA). 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 May 3, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $653 (British Airways) |
One-way from | $345 (Travelocity) |
Popular in | August |
Cheapest in | April |
Average price | $790 |
Good round-trip deal | $807 or less |
Good one-way deal | $764 or less |
Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated May 3, 2026.
Use the filters below to find and compare flights from Istanbul Airport to Seattle that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
IstanbulSeattle
IST - SEA
ISTSEA
Istanbul
Tue 10/6
7:55 pm-11:35 am
1 stop25h 40m
Seattle/Tacoma Intl
Tue 11/24
10:35 am-5:45 pm
2 stops20h 10m
$655
IstanbulSeattle
IST - SEA
ISTSEA
Istanbul
Wed 5/20
6:00 am-4:44 pm
2 stops20h 44m
Seattle/Tacoma Intl
Fri 8/21
9:30 am-1:20 am
2 stops29h 50m
$715
IstanbulSeattle
IST - SEA
ISTSEA
Istanbul
Wed 9/2
6:00 am-8:46 pm
2 stops24h 46m
Seattle/Tacoma Intl
Fri 10/2
7:20 am-4:20 pm
2 stops23h 00m
$715
IstanbulSeattle
IST - SEA
ISTSEA
Istanbul
Sat 5/30
5:50 am-12:20 pm
1 stop16h 30m
Seattle/Tacoma Intl
Sat 6/6
7:20 pm-5:00 pm
2 stops35h 40m
$717
IstanbulSeattle
IST - SEA
ISTSEA
Istanbul
Mon 5/18
6:00 am-7:05 pm
2 stops23h 05m
Seattle/Tacoma Intl
Sun 5/24
10:35 am-1:20 am
2 stops28h 45m
$717
Quickest round-trip
IstanbulSeattle
IST - SEA
ISTSEA
Istanbul
Wed 5/20
5:40 am-12:20 pm
1 stop16h 40m
Seattle/Tacoma Intl
Thu 8/20
7:00 am-1:00 pm
2 stops20h 00m
$719
IstanbulSeattle
IST - SEA
ISTSEA
Istanbul
Fri 10/30
7:15 am-2:31 pm
2 stops41h 16m
Seattle/Tacoma Intl
Sun 11/15
7:20 am-4:55 pm
2 stops22h 35m
$720
IstanbulSeattle
IST - SEA
ISTSEA
Istanbul
Fri 10/30
8:10 am-5:55 pm
1 stop19h 45m
Seattle/Tacoma Intl
Sun 11/15
6:50 pm-12:50 am
1 stop19h 00m
$727
IstanbulSeattle
IST - SEA
ISTSEA
Istanbul
Sun 5/17
3:45 am-12:20 pm
2 stops18h 35m
Seattle/Tacoma Intl
Thu 8/20
7:00 am-1:00 pm
2 stops20h 00m
$738
IstanbulSeattle
IST - SEA
ISTSEA
Istanbul
Tue 5/19
1:55 pm-3:48 pm
2 stops35h 53m
Seattle/Tacoma Intl
Sat 8/22
7:00 am-1:00 pm
2 stops20h 00m
$742
Showing 1-10 of 20 resultsSorted by cheapest first
Compare providers for flights from Istanbul to Seattle
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Istanbul to Seattle in May.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*2 stars | |
| Price Accuracy2 stars | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*2 stars |
- Most accurate provider: When it comes to deals on Istanbul Airport-Seattle flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Istanbul Airport-Seattle flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Istanbul Airport-Seattle flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Istanbul Airport-Seattle flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Istanbul Airport-Seattle flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Istanbul to Seattle
Have a flexible travel schedule? Discover the best time to fly to Seattle from Istanbul with our price prediction graph.
IST-SEA
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 Istanbul Airport to Seattle
Prices
Airlines
Delays
How far ahead should I book a flight from Istanbul Airport to Seattle?
The best time to book flights from Istanbul Airport to Seattle is 49 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
What is the cheapest month to book a flight from Istanbul Airport to Seattle?
Currently, April is the cheapest month in which you can book a flight from Istanbul Airport to Seattle (average of $658). Flying from Istanbul Airport to Seattle in August is currently the most expensive (average of $1,084). 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 IST to SEA?
Find hourly flight availability from Istanbul to Seattle. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated May 3, 2026.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Istanbul Airport to Seattle as you normally would.
How often are flights from Istanbul to Seattle delayed?
About 20% of weekly flights between Istanbul and Seattle have experienced delays in the past year, with the average delay time being 112 minutes.
What is the most punctual flight time for Istanbul to Seattle flights?
Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Monday tends to have the lowest number of delays on this route, whereas Friday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Istanbul to Seattle flights?
Over the last year, Turkish Airlines have had the lowest number of delays on this route, with just 20% of flights being delayed.
Reviews of airlines servicing Seattle
Get insights into the airlines that provide service to Seattle. 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 Seattle. Reviews last updated May 3, 2026.
Peruse reviews from past customers who have flown with KLM,Turkish Airlines, andUnited Airlines from Istanbul Airport to Seattle to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
7.7
Overall
7.8
Food
7.3
Entertainment
7.2
Boarding
7.8
Crew
8.4
Reviews
1 / 20
6.0
GoodAnonymous,Apr 2026
OKC - ATL
Comfort
7.7
Overall
7.8
Food
7.3
Entertainment
7.2
Boarding
7.8
Crew
8.4
Reviews
1 / 20
6.0
GoodAnonymous,Apr 2026
OKC - ATL
Comfort
7.7
Overall
7.8
Food
7.3
Entertainment
7.2
Boarding
7.8
Crew
8.4
Reviews
1 / 20
6.0
GoodAnonymous,Apr 2026
OKC - ATL
Comfort
7.7
Overall
7.8
Food
7.3
Entertainment
7.2
Boarding
7.8
Crew
8.4
Reviews
1 / 20
6.0
GoodAnonymous,Apr 2026
OKC - ATL
Comfort
7.7
Overall
7.8
Food
7.3
Entertainment
7.2
Boarding
7.8
Crew
8.4
Reviews
1 / 20
6.0
GoodAnonymous,Apr 2026
OKC - ATL
Comfort
7.7
Overall
7.8
Food
7.3
Entertainment
7.2
Boarding
7.8
Crew
8.4
Reviews
1 / 20
6.0
GoodAnonymous,Apr 2026
OKC - ATL
Related info for your journey
Find useful and relevant information for your journey from Istanbul to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Seattle?
Book flights to Seattle if you plan to visit one of these locationsSeaTac
Tacoma
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Snoqualmie
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Tukwila
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Kirkland
Ellensburg
Fife
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Istanbul and Seattle flights
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Top 6 airlines flying from Istanbul to Seattle
Discover the top 6 airlines that operate flights from Istanbul to Seattle. 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 May 3, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$532 | Average$666 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$536 | Average$593 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$604 | Average$718 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$614 | Average$816 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$629 | Average$708 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$648 | Average$705 | FlexibilityNo cancel fee | On-timeN/A |