Question 1

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

Accepted Answer

You are more likely to see cheaper flights to Seattle from Istanbul Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Seattle for around $734 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seattle from Istanbul Airport for as low as $377 on momondo.

Question 2

What is the cheapest airline that flies from Istanbul to Seattle/Tacoma Intl?

Accepted Answer

British Airways is the most popular carrier operating from Istanbul to Seattle/Tacoma Intl

Question 3

Which layover airport has the shortest connection time from Istanbul Airport to Seattle?

Accepted Answer

Frankfurt am Main (FRA) has the shortest average layover time for this route: 3h 18m.

Question 4

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

Accepted Answer

Flying to Seattle from Istanbul Airport in the evening is the least expensive time of day to depart. momondo users have found prices as low as $627 when looking at flights departing in the evening. Flights to Seattle are more costly in the afternoon, with an average ticket price of $827. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

Question 5

How many flights depart from Istanbul Airport to Seattle on average per week?

Accepted Answer

6 flights are operational weekly from Istanbul Airport to Seattle as of December 2025. The most popular departure day for this route is Tue, with 17% of flights per week taking off on this day.

Question 6

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

Accepted Answer

As of December 2025, prices for Istanbul Airport to Seattle flights are approximately 5% more expensive when compared to flights at the same time last year.

Question 7

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

Accepted Answer

You could potentially save up to 12% on your flight if you consider stops on a Istanbul Airport to Seattle flight.

Question 8

What is the most punctual flight time for Istanbul to Seattle flights?

Accepted Answer

Generally, flights departing in the morning tend to experience fewer delays. Flights in the early afternoon have, in the past, seen delays more frequently in comparison.

Question 9

How often are flights from Istanbul to Seattle delayed?

Accepted Answer

Historically, on average around 22% of flights between Istanbul and Seattle have experienced a delay on any given week. The average delay length over the past 12 months has been 116 minutes.

Question 10

Which layover airport offers the lowest fares from Istanbul Airport to Seattle?

Accepted Answer

Flights via Amsterdam (AMS) offer the lowest average round-trip price of $649.

Question 11

Which airline has the best punctuality record on Istanbul to Seattle flights?

Accepted Answer

According to our data, Turkish Airlines have had the least number of delays on this route over the last 12 months; with about 22% of their flights experiencing any sort of delay.

Question 12

What day of the week experiences the fewest flight delays on this route?

Accepted Answer

Tuesday is statistically the day of the week which experiences the fewest number of delays on this flight route. Friday has historically seen more delays on average compared to the rest of the week.

Question 13

What is the cheapest month to fly to Seattle?

Accepted Answer

In general, February is the cheapest month to fly from Istanbul Airport to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $634. If you don’t want to visit Seattle in February, then you should wait until April to fly from Istanbul Airport, when ticket prices are also cheap, with an average price of $648.

Question 14

What airlines fly to Seattle?

Accepted Answer

Turkish Airlines, KLM and Lufthansa are the top three most popular airlines that fly to Seattle from Istanbul Airport according to our data. Turkish Airlines is the first choice among our users, with 61% of people opting to fly with this airline when traveling to Seattle. Keep in mind that there are 6 different airlines that fly to Seattle on a routine basis, so you have a few additional options to choose from.

Question 15

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

Accepted Answer

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

Question 16

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

Accepted Answer

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.

Question 17

Which airport is the most popular layover for flights between Istanbul Airport and Seattle?

Accepted Answer

London (LHR) was the most common stop: 50% of momondo users choosing 1-stop flights on this route connected there.

Question 18

Which layover airport has the shortest travel time from Istanbul Airport to Seattle?

Accepted Answer

Flights connecting via Frankfurt am Main (FRA) have the shortest average one-way travel time: 16h 15m.

Question 19

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

Accepted Answer

On average, the least expensive day to fly to Seattle from Istanbul Airport is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $726. 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 Airport because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $959.

Question 20

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

Accepted Answer

Prices for flights from Istanbul Airport to Seattle/Tacoma Intl Airport are refreshed on a daily basis.

Question 21

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

Accepted Answer

The number of operators available for flights from Istanbul Airport to Seattle/Tacoma Intl Airport is 6 as of December 2025.

Question 22

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

Accepted Answer

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 Istanbul Airport to Seattle/Tacoma Intl Airport.

Question 23

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

Accepted Answer

The travel and health documents you'll need for your trip to Seattle/Tacoma Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Seattle/Tacoma Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best Price Found	$674
Fastest flight time	12h 20m
Direct flights	Every day
Airports in Seattle	1 airport

Airline	Rating	Free Cancellation	Price
KLM	PriceFrom $440	Free Cancellation	Rating 7.7 1,428 reviews	Search KLM flights
British Airways	PriceFrom $495	Free Cancellation	Rating 6.7 7,585 reviews	Search British Airways flights
Lufthansa	PriceFrom $594	Free Cancellation	Rating 6.8 7,634 reviews	Search Lufthansa flights
United Airlines	PriceFrom $604	Free Cancellation	Rating 7.4 9,091 reviews	Search United Airlines flights
Delta	PriceFrom $624	Free Cancellation	Rating 7.9 8,005 reviews	Search Delta flights
Turkish Airlines	PriceFrom $693	Free Cancellation	Rating 7.3 4,105 reviews	Search Turkish Airlines flights

Cheap flights from Istanbul Airport to Seattle from $405

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 Airport to Seattle departing on 2/24. 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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How to get the cheapest flight ticket from Istanbul Airport to Seattle

What is the cheapest month to fly to Seattle?

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

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

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?

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.

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

You could potentially save up to 12% on your flight if you consider stops on a Istanbul Airport to Seattle flight.

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

As of December 2025, prices for Istanbul Airport to Seattle flights are approximately 5% more expensive when compared to flights at the same time last year.

What is the cheapest airline that flies from Istanbul to Seattle/Tacoma Intl?

British Airways is the most popular carrier operating from Istanbul to Seattle/Tacoma Intl

What airlines fly to Seattle?

How often are flights from Istanbul to Seattle delayed?

Historically, on average around 22% of flights between Istanbul and Seattle have experienced a delay on any given week. The average delay length over the past 12 months has been 116 minutes.

What is the most punctual flight time for Istanbul to Seattle flights?

Generally, flights departing in the morning tend to experience fewer delays. Flights in the early afternoon have, in the past, seen delays more frequently in comparison.

What day of the week experiences the fewest flight delays on this route?

Tuesday is statistically the day of the week which experiences the fewest number of delays on this flight route. Friday has historically seen more delays on average compared to the rest of the week.

Which airline has the best punctuality record on Istanbul to Seattle flights?

According to our data, Turkish Airlines have had the least number of delays on this route over the last 12 months; with about 22% of their flights experiencing any sort of delay.

Which airport is the most popular layover for flights between Istanbul Airport and Seattle?

London (LHR) was the most common stop: 50% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport offers the lowest fares from Istanbul Airport to Seattle?

Flights via Amsterdam (AMS) offer the lowest average round-trip price of $649.

Which layover airport has the shortest travel time from Istanbul Airport to Seattle?

Flights connecting via Frankfurt am Main (FRA) have the shortest average one-way travel time: 16h 15m.

Which layover airport has the shortest connection time from Istanbul Airport to Seattle?

Frankfurt am Main (FRA) has the shortest average layover time for this route: 3h 18m.

How many flights depart from Istanbul Airport to Seattle on average per week?

6 flights are operational weekly from Istanbul Airport to Seattle as of December 2025. The most popular departure day for this route is Tue, with 17% of flights per week taking off on this day.

When to book flights from Istanbul Airport to Seattle

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

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How far is Istanbul to Seattle/Tacoma Intl by plane?

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

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

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

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

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

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

Best airlines flying from Istanbul Airport to Seattle

Compare and see reviews for airlines that fly from Istanbul Airport to Seattle with momondo

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