C$ 829 Find Cheap Flights from Seattle to Istanbul – Compare and Save

Only Turkish Airlines operates flights between Seattle and Istanbul Airport.

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

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

• Turkish Airlines: a carry-on bag and a checked bag in Economy Class

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

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

• Economy Class
• Business Class

On this route, layover flights are cheaper than direct options on average. Layover fares average C$ 695 round-trip via Reykjavik Keflavik Intl (KEF), compared to C$ 1,408 for direct.

There is no standard. Checked bag policies vary by airline on this route. Most carriers charge C$ 71–C$ 138 for the first checked bag in economy. Premium fares and elite status bookings typically include a free checked bag.

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

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

Reykjavik Keflavik Intl (KEF) handles the largest share of one-stop connections on this route.

Yes. Being flexible with your travel dates can save you up to 12% on the Seattle to Istanbul Airport route. Wednesday is the cheapest departure day at C$ 1,241 round-trip on average, while Monday is the most expensive at C$ 1,401, a difference of C$ 160. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

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 2 hours 25 minutes.

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

Some of the most popular sights in Istanbul Airport are Taksim Square, Taksim, and Istanbul City Centre. These are among the most viewed places in Istanbul Airport on KAYAK.

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

• Earliest: departs at 12:35 pm and lands at 12:26 am
• Latest: departs at 8:05 pm and lands at 7:56 am.

The flight takes about 11h 51m.

Last-minute fares on this route – booked within 2 weeks of departure – run 24% above the route average of C$ 1,326. Book 17 weeks before departure for the lowest fares.

A direct flight from Seattle to Istanbul Airport takes 11h 51m, covering 15,672 km.

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.

One-way fares from Seattle to Istanbul Airport are currently higher than usual. Average one-way flight prices are about C$ 2,118, which is 149% above the typical average for this route.

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

Afternoon flights have the fewest delays on this route. Delays tend to pile up throughout the day as one late flight pushes the next, so earlier departures are usually more reliable.

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).

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.

Istanbul Airport (IST) hosts 5 major car rental companies, with daily rates starting from around C$ 14 for economy cars. Top options include:
• CIRCULAR
• Avec Car Rental
• Ok Mobility
• Alamo
• Autounion Car Rental

Round-trip flights from Seattle to Istanbul Airport range from C$ 1,036 to C$ 1,630, with an average of C$ 1,326 over the past 12 months. Anything below C$ 1,036 counts as a good deal.