Cheap flights from Seattle to Istanbul from $320

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Istanbul departing on 8/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Seattle to Istanbul

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
6:40 pm - 3:30 am
SEA
-
IST
22h 50m
1 stop
Delta Logo
6:00 am - 8:30 pm
IST
-
SEA
24h 30m
2 stops
$913Delta
Sat, Aug 8 - Tue, Aug 25
Scandinavian Airlines Logo
3:55 pm - 1:20 am
SEA
-
IST
23h 25m
2 stops
Scandinavian Airlines Logo
4:30 am - 1:45 pm
IST
-
SEA
19h 15m
1 stop
$915Scandinavian Airlines
Fri, Sep 25 - Fri, Oct 9
Delta Logo
5:45 am - 5:55 pm
SEA
-
IST
25h 10m
2 stops
Delta Logo
7:15 am - 8:48 pm
IST
-
SEA
24h 33m
2 stops
$918Delta
Fri, Dec 4 - Fri, Dec 18
Qatar Airways Logo
4:25 pm - 6:35 pm
SEA
-
IST
40h 10m
1 stop
Qatar Airways Logo
8:05 pm - 12:25 pm
IST
-
SEA
26h 20m
1 stop
$922Qatar Airways
Tue, Sep 22 - Mon, Sep 28
Lufthansa Logo
10:30 am - 9:25 pm
SEA
-
IST
24h 55m
2 stops
Lufthansa Logo
4:45 am - 2:00 pm
IST
-
SEA
19h 15m
1 stop
$925Lufthansa
Mon, Oct 19 - Sun, Nov 1
Multiple Airlines Logo
10:45 am - 9:35 pm
SEA
-
IST
24h 50m
2 stops
Multiple Airlines Logo
10:40 am - 9:07 pm
IST
-
SEA
20h 27m
2 stops
$926Multiple Airlines
Sun, Aug 9 - Tue, Aug 25
Lufthansa Logo
8:00 am - 10:45 pm
SEA
-
IST
27h 45m
2 stops
Lufthansa Logo
4:45 am - 10:29 pm
IST
-
SEA
28h 44m
2 stops
$927Lufthansa
Sun, Nov 8 - Sat, Nov 21
KLM Logo
5:45 pm - 9:00 pm
SEA
-
SAW
17h 15m
1 stop
KLM Logo
12:55 pm - 11:47 am
SAW
-
SEA
33h 52m
1 stop
$990KLM
Mon, Sep 7 - Wed, Nov 11
Multiple Airlines Logo
9:45 pm - 5:00 am
SEA
-
SAW
21h 15m
1 stop
Multiple Airlines Logo
8:30 am - 4:00 pm
SAW
-
SEA
17h 30m
2 stops
$1,011Multiple Airlines
Tue, Sep 8 - Fri, Sep 11
KLM Logo
1:55 pm - 5:05 pm
SEA
-
SAW
17h 10m
1 stop
KLM Logo
8:50 am - 4:20 pm
SAW
-
SEA
17h 30m
1 stop
$1,042KLM
Mon, Jun 22 - Tue, Jul 7

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Qatar Airways flights from Seattle to Istanbul

Our best Qatar Airways deals on Seattle to Istanbul flight tickets
Qatar Airways
Sep 22
SEA4:25 pmSeattle/Tacoma Intl
40h 10m
1 stop
IST6:35 pmIstanbul
Sep 28
IST8:05 pmIstanbul
26h 20m
1 stop
SEA12:25 pmSeattle/Tacoma Intl
$922
Qatar Airways
Sep 1
SEA4:25 pmSeattle/Tacoma Intl
40h 10m
1 stop
IST6:35 pmIstanbul
Sep 14
IST8:05 pmIstanbul
35h 35m
2 stops
SEA9:40 pmSeattle/Tacoma Intl
$931
Qatar Airways
Aug 5
SEA4:25 pmSeattle/Tacoma Intl
40h 10m
1 stop
IST6:35 pmIstanbul
Sep 6
IST8:05 pmIstanbul
26h 20m
1 stop
SEA12:25 pmSeattle/Tacoma Intl
$937

United Airlines flights from Seattle to Istanbul

Our best United Airlines deals on Seattle to Istanbul flight tickets
United Airlines
Aug 2
SEA2:10 pmSeattle/Tacoma Intl
21h 25m
1 stop
IST9:35 pmIstanbul
Apr 5
IST1:55 pmIstanbul
32h 00m
1 stop
SEA11:55 amSeattle/Tacoma Intl
$935
United Airlines
Aug 16
SEA2:10 pmSeattle/Tacoma Intl
16h 50m
1 stop
IST5:00 pmIstanbul
Aug 25
IST1:55 pmIstanbul
38h 34m
2 stops
SEA6:29 pmSeattle/Tacoma Intl
$943
United Airlines
Aug 5
SEA6:50 pmSeattle/Tacoma Intl
16h 35m
2 stops
IST9:25 pmIstanbul
Apr 7
IST5:40 amIstanbul
28h 34m
2 stops
SEA12:14 amSeattle/Tacoma Intl
$944

momondo Fare Finder

 
Customize your flight search to find flights from Seattle to Istanbul 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, momondo users made 832,500 searches. Data last updated June 11, 2026.
Use the filters below to find and compare flights from Seattle to Istanbul that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleIstanbul

SEA - IST

SEAIST

Seattle/Tacoma Intl

Sat 8/8

6:40 pm-3:30 am

1 stop22h 50m

Istanbul

Tue 8/25

6:00 am-8:30 pm

2 stops24h 30m

$913

SeattleIstanbul

SEA - IST

SEAIST

Seattle/Tacoma Intl

Fri 9/25

3:55 pm-1:20 am

2 stops23h 25m

Istanbul

Fri 10/9

4:30 am-1:45 pm

1 stop19h 15m

$915

SeattleIstanbul

SEA - IST

SEAIST

Seattle/Tacoma Intl

Fri 12/4

5:45 am-5:55 pm

2 stops25h 10m

Istanbul

Fri 12/18

7:15 am-8:48 pm

2 stops24h 33m

$918

SeattleIstanbul

SEA - IST

SEAIST

Seattle/Tacoma Intl

Tue 9/22

4:25 pm-6:35 pm

1 stop40h 10m

Istanbul

Mon 9/28

8:05 pm-12:25 pm

1 stop26h 20m

$922

SeattleIstanbul

SEA - IST

SEAIST

Seattle/Tacoma Intl

Mon 10/19

10:30 am-9:25 pm

2 stops24h 55m

Istanbul

Sun 11/1

4:45 am-2:00 pm

1 stop19h 15m

$925

SeattleIstanbul

SEA - IST

SEAIST

Seattle/Tacoma Intl

Sun 8/9

10:45 am-9:35 pm

2 stops24h 50m

Istanbul

Tue 8/25

10:40 am-9:07 pm

2 stops20h 27m

$926

SeattleIstanbul

SEA - IST

SEAIST

Seattle/Tacoma Intl

Sun 11/8

8:00 am-10:45 pm

2 stops27h 45m

Istanbul

Sat 11/21

4:45 am-10:29 pm

2 stops28h 44m

$927

SeattleIstanbul

SEA - SAW

SEASAW

Seattle/Tacoma Intl

Mon 9/7

5:45 pm-9:00 pm

1 stop17h 15m

Istanbul Sabiha Gokcen

Wed 11/11

12:55 pm-11:47 am

1 stop33h 52m

$990

SeattleIstanbul

SEA - SAW

SEASAW

Seattle/Tacoma Intl

Tue 9/8

9:45 pm-5:00 am

1 stop21h 15m

Istanbul Sabiha Gokcen

Fri 9/11

8:30 am-4:00 pm

2 stops17h 30m

$1,011
Quickest round-trip

SeattleIstanbul

SEA - SAW

SEASAW

Seattle/Tacoma Intl

Mon 6/22

1:55 pm-5:05 pm

1 stop17h 10m

Istanbul Sabiha Gokcen

Tue 7/7

8:50 am-4:20 pm

1 stop17h 30m

$1,042

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Istanbul from

How to get the cheapest flight ticket from Seattle to Istanbul

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Seattle and Istanbul?

What is the cheapest month to fly to Istanbul?

In general, February is the cheapest month to fly from Seattle to Istanbul. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $392. If you aren’t able to travel to Istanbul during the month of February, then flying in November is also cheap. Prices for this month can be found on momondo for an average of $396.

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

The cheapest day to depart from Seattle to Istanbul is on a Tuesday when prices can be found for as low as $956. Be sure to avoid booking your departure on a Friday as prices are generally higher than usual. According to our data, the average ticket price to Istanbul on Friday is $1,068.

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

Our most recent data shows that the best time of day to fly to Istanbul is in the afternoon. Flights from Seattle to Istanbul during this time can be as low as $778. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are $1,080 on average. Flights to Istanbul from Seattle in the morning are generally more expensive because this time of day is more convenient for travelers’ schedules.

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

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

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

You are more likely to see cheaper flights to Istanbul from Seattle when booking weeks ahead of your departure date. In general, you can expect to find flights to Istanbul for around $959 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Istanbul from Seattle for as low as $765 on momondo.

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

There are 3 cabin classes available to choose from on Seattle to Istanbul flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Cheap Seattle to Istanbul flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to Istanbul

Fastest flight time

11h 00m

Direct flights

Every day

Airports in Istanbul

2 airports
The fastest flight from Seattle to Istanbul takes 11h 00m
Direct flights go from Seattle to Istanbul every day.
There are 2 airports in Istanbul. From Seattle there are direct flights to Istanbul (IST).

Frequently asked questions about flying from Seattle to Istanbul

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

    A flight from Seattle/Tacoma Intl to Istanbul will travel around 6060.8 mi. A reasonable flight in good conditions will take 11h 00m.

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

    Prices for flights from Seattle/Tacoma Intl Airport to Istanbul were last updated today.

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

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Istanbul.

  • What documentation or ID do you need to fly to Istanbul?

    The required travel and health documents for your Istanbul trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Istanbul. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Seattle to Istanbul

Compare and see reviews for airlines that fly from Seattle to Istanbul with momondo
Airline
Rating
Free Cancellation
Price
IcelandairPriceFrom $392Free CancellationRating
7.0
673 reviews
Search Icelandair flights
Scandinavian AirlinesPriceFrom $490Free CancellationRating
7.4
1,818 reviews
Search Scandinavian Airlines flights
LufthansaPriceFrom $509Free CancellationRating
6.8
8,058 reviews
Search Lufthansa flights
United AirlinesPriceFrom $531Free CancellationRating
7.4
9,809 reviews
Search United Airlines flights
British AirwaysPriceFrom $560Free CancellationRating
6.7
8,046 reviews
Search British Airways flights
DeltaPriceFrom $577Free CancellationRating
7.9
8,399 reviews
Search Delta flights
KLMPriceFrom $609Free CancellationRating
7.8
1,527 reviews
Search KLM flights
Turkish AirlinesPriceFrom $650Free CancellationRating
7.4
4,410 reviews
Search Turkish Airlines flights
Qatar AirwaysPriceFrom $802Free CancellationRating
7.3
3,726 reviews
Search Qatar Airways flights

Why use momondo?

Why should I use momondo to find a flight deal from Seattle to Istanbul?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Istanbul from Seattle.

Can I find flights from Seattle to Istanbul with flexible booking policies on momondo?

All flight searches from Seattle to Istanbul on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Seattle to Istanbul?

momondo helps you find the best flight between Seattle and Istanbul by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Seattle to Istanbul right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Istanbul from Seattle. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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1 adult
Sat 7/11
Sat 7/18

Find better results for your trip to Turkey

Fly into one of these airports located in Istanbul

Airports listed have a maximum distance of 20.9 mi from Istanbul