Cheap flights from Seattle to Istanbul from $357 BFI, SEA → IST, SAW

Found recently, and the cheapest we hold

What have prices looked like?

Over 49 days, 24 Sept to 11 Nov, the cheapest return we saw each day was $658 to $774.

Those were the prices on those days, not today's.

Could nearby dates be cheaper?

No. We hold 13-night return fares on 1 other departure date within 3 days of 6 Apr 2027, and it is not cheaper.

Every date we hold

198 fares on 43 departure dates

Which month looks cheapest?

February 2027 is the cheapest month — from $714.

Found recently, and the cheapest we hold

It is also the cheapest one-way we hold, of any age.

What have prices looked like?

Over 49 days, 24 Sept to 11 Nov, the cheapest one-way we saw each day was $283 to $390.

Those were the prices on those days, not today's.

Could nearby dates be cheaper?

We hold no other one-way fares leaving within 3 days of 13 Jan 2027 to compare.

Every date we hold

31 fares on 10 departure dates

Which month looks cheapest?

January 2027 is the cheapest month — from $357.

Return

Fares 90 to 179 days before departure were typically 25% lower than 0 to 6 days before departure.

From the cheapest return each day between 24 Sept and 11 Nov (49 days), grouped by how many days ahead the flight left; one adult in economy.

Each range covers different departure dates, so this compares typical fares, not the same trip priced twice.

Prices reflect recent searches — current fares may differ.

One-way

Fares 7 to 13 days before departure were typically 48% lower than 0 to 6 days before departure.

From the cheapest one-way each day between 24 Sept and 11 Nov (49 days), grouped by how many days ahead the flight left; one adult in economy.

Each range covers different departure dates, so this compares typical fares, not the same trip priced twice.

Prices reflect recent searches — current fares may differ.

How much is a return flight from Seattle to Istanbul?

The cheapest return found recently is $733 with Icelandair, 6 Apr 2027 to 19 Apr 2027, found 2 days ago. The cheapest return we hold, of any age, is $714 with Icelandair, 3 Feb 2027 to 9 Feb 2027, found 4 days ago. The cheapest return fare on each of 43 departure dates is usually $832 to $1,021.

How much is a one-way flight from Seattle to Istanbul?

The cheapest one-way found recently is $357 with Icelandair, 13 Jan 2027, found 3 days ago. The cheapest one-way fare on each of 10 departure dates is usually $406 to $549.

What is the cheapest month to fly from Seattle to Istanbul?

February 2027 is the cheapest month for a return, from $714, 3 Feb 2027 to 9 Feb 2027, found 4 days ago. January 2027 is the cheapest month for a one-way, from $357, 13 Jan 2027, found 3 days ago.

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

In 49 days of prices between 24 Sept and 11 Nov, return fares 90 to 179 days before departure were typically 25% lower than 0 to 6 days before departure. One-way fares 7 to 13 days before departure were typically 48% lower than 0 to 6 days before departure.

Is there a direct flight from Seattle to Istanbul?

Yes, the cheapest nonstop return found recently is $909 with Turkish Airlines, 22 Mar 2027 to 13 Apr 2027, found 2 days ago. The cheapest nonstop one-way found recently is $1,322 with Turkish Airlines, 10 Jun 2027, found 7 days ago.

Every nonstop date from Seattle to Istanbul

How long is the flight from Seattle to Istanbul?

The cheapest nonstop one-way found recently, with Turkish Airlines on 10 Jun 2027, takes 11 h 50 min from Seattle-Tacoma International Airport (SEA) to Istanbul New Airport (IST). The cheapest one-way found recently, with Icelandair on 13 Jan 2027, takes 39 h 10 min with 2 stops.

Which airlines have the cheapest flights from Seattle to Istanbul?

Between 13 Nov and 31 Oct 2027, Icelandair has the cheapest return on 11 of the 43 departure dates we hold, United Airlines on 9 and Lufthansa on 5. Between 13 Jan 2027 and 5 Jul 2027, Discover Airlines has the cheapest one-way on 5 of the 10 departure dates we hold, Qatar Airways on 3 and Icelandair on 2.