Turkish Airlines flights from Washington Dulles (IAD) to Istanbul (IST).

FLIGHT SCHEDULE
Direct Flights:
Daily 21:15 Washington Dulles (IAD) 15:20 Istanbul (IST) Turkish Airlines TK 8 Non-stop Boeing 777-300ER (77W) 10:05 Valid until 2026-03-07 The flight arrives 1 day after departure.
Mon,Wed,Fri-Sun 21:40 Washington Dulles (IAD) 14:50 Istanbul (IST) Turkish Airlines TK 8 Non-stop Boeing 777-300ER (77W) 10:10 Effective 2026-03-28 through 2026-04-03 The flight arrives 1 day after departure.
Tue,Thu,Sat 21:40 Washington Dulles (IAD) 14:50 Istanbul (IST) Turkish Airlines TK 8 Non-stop Boeing 787-9 (789) 10:10 Effective 2026-03-31 through 2026-10-22 The flight arrives 1 day after departure.
Mon,Wed,Fri,Sun 21:40 Washington Dulles (IAD) 14:50 Istanbul (IST) Turkish Airlines TK 8 Non-stop Boeing 777-300ER (77W) 10:10 Effective 2026-04-05 through 2026-10-23 The flight arrives 1 day after departure.
Daily 22:10 Washington Dulles (IAD) 15:20 Istanbul (IST) Turkish Airlines TK 8 Non-stop Boeing 777-300ER (77W) 10:10 Effective from 2026-10-24 The flight arrives 1 day after departure.
Daily 22:15 Washington Dulles (IAD) 15:20 Istanbul (IST) Turkish Airlines TK 8 Non-stop Boeing 777-300ER (77W) 10:05 Effective 2026-03-08 through 2026-03-27 The flight arrives 1 day after departure.
Daily 13:20 Washington Dulles (IAD) 06:15 Istanbul (IST) Turkish Airlines TK 188 Non-stop Boeing 787-9 (789) 9:55 Effective 2026-03-29 through 2026-10-24 The flight arrives 1 day after departure.
Daily 13:30 Washington Dulles (IAD) 07:30 Istanbul (IST) Turkish Airlines TK 188 Non-stop Boeing 787-9 (789) 10:00 Valid until 2026-02-03 The flight arrives 1 day after departure.
Mon,Tue,Thu,Sat,Sun 13:30 Washington Dulles (IAD) 07:30 Istanbul (IST) Turkish Airlines TK 188 Non-stop Boeing 787-9 (789) 10:00 Effective 2026-02-05 through 2026-03-03 The flight arrives 1 day after departure.
Wed-Sat 13:30 Washington Dulles (IAD) 07:30 Istanbul (IST) Turkish Airlines TK 188 Non-stop Boeing 787-9 (789) 10:00 Effective 2026-03-04 through 2026-03-07 The flight arrives 1 day after departure.
Daily 14:30 Washington Dulles (IAD) 07:30 Istanbul (IST) Turkish Airlines TK 188 Non-stop Boeing 787-9 (789) 10:00 Effective 2026-03-08 through 2026-03-28 The flight arrives 1 day after departure.
Daily 14:30 Washington Dulles (IAD) 07:30 Istanbul (IST) Turkish Airlines TK 188 Non-stop Boeing 787-9 (789) 10:00 Effective from 2026-10-25 The flight arrives 1 day after departure.

An international route departing from Washington Dulles airport, United States (IAD) and arriving at Istanbul airport, Turkey (IST).
The flight distance is 5208 miles, or 8382 km.
The timezone of the departure airport is UTC-5 , and the timezone of the arrival airport is UTC+3 . Current time at the point of departure is (loading...), and (loading...) at the point of arrival. There is a (loading...) hour time difference between the airports.
For direct flights, the flight time varies between 9:55 and 10:10.

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FLIGHT SCHEDULE

Direct Flights:

Turkish Airlines TK8

21:15

Washington Dulles (IAD)

15:20(+1)

Istanbul (IST)

Valid until 2026-03-07

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 10:05, non-stop
Boeing 777-300ER (77W)
The flight arrives 1 day after departure.

Direct Flights:

Turkish Airlines TK8

21:40

Washington Dulles (IAD)

14:50(+1)

Istanbul (IST)

Effective 2026-03-28 through 2026-04-03

Mon

Tue
-

Wed

Thu
-

Fri

Sat

Sun

Duration: 10:10, non-stop
Boeing 777-300ER (77W)
The flight arrives 1 day after departure.

Direct Flights:

Turkish Airlines TK8

21:40

Washington Dulles (IAD)

14:50(+1)

Istanbul (IST)

Effective 2026-03-31 through 2026-10-22

Mon
-

Tue

Wed
-

Thu

Fri
-

Sat

Sun
-

Duration: 10:10, non-stop
Boeing 787-9 (789)
The flight arrives 1 day after departure.

Direct Flights:

Turkish Airlines TK8

21:40

Washington Dulles (IAD)

14:50(+1)

Istanbul (IST)

Effective 2026-04-05 through 2026-10-23

Mon

Tue
-

Wed

Thu
-

Fri

Sat
-

Sun

Duration: 10:10, non-stop
Boeing 777-300ER (77W)
The flight arrives 1 day after departure.

Direct Flights:

Turkish Airlines TK8

22:10

Washington Dulles (IAD)

15:20(+1)

Istanbul (IST)

Effective from 2026-10-24

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 10:10, non-stop
Boeing 777-300ER (77W)
The flight arrives 1 day after departure.

Direct Flights:

Turkish Airlines TK8

22:15

Washington Dulles (IAD)

15:20(+1)

Istanbul (IST)

Effective 2026-03-08 through 2026-03-27

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 10:05, non-stop
Boeing 777-300ER (77W)
The flight arrives 1 day after departure.

Direct Flights:

Turkish Airlines TK188

13:20

Washington Dulles (IAD)

06:15(+1)

Istanbul (IST)

Effective 2026-03-29 through 2026-10-24

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 9:55, non-stop
Boeing 787-9 (789)
The flight arrives 1 day after departure.

Direct Flights:

Turkish Airlines TK188

13:30

Washington Dulles (IAD)

07:30(+1)

Istanbul (IST)

Valid until 2026-02-03

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 10:00, non-stop
Boeing 787-9 (789)
The flight arrives 1 day after departure.

Direct Flights:

Turkish Airlines TK188

13:30

Washington Dulles (IAD)

07:30(+1)

Istanbul (IST)

Effective 2026-02-05 through 2026-03-03

Mon

Tue

Wed
-

Thu

Fri
-

Sat

Sun

Duration: 10:00, non-stop
Boeing 787-9 (789)
The flight arrives 1 day after departure.

Direct Flights:

Turkish Airlines TK188

13:30

Washington Dulles (IAD)

07:30(+1)

Istanbul (IST)

Effective 2026-03-04 through 2026-03-07

Mon
-

Tue
-

Wed

Thu

Fri

Sat

Sun
-

Duration: 10:00, non-stop
Boeing 787-9 (789)
The flight arrives 1 day after departure.

Direct Flights:

Turkish Airlines TK188

14:30

Washington Dulles (IAD)

07:30(+1)

Istanbul (IST)

Effective 2026-03-08 through 2026-03-28

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 10:00, non-stop
Boeing 787-9 (789)
The flight arrives 1 day after departure.

Direct Flights:

Turkish Airlines TK188

14:30

Washington Dulles (IAD)

07:30(+1)

Istanbul (IST)

Effective from 2026-10-25

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 10:00, non-stop
Boeing 787-9 (789)
The flight arrives 1 day after departure.

An international route departing from Washington Dulles airport, United States (IAD) and arriving at Istanbul airport, Turkey (IST).
The flight distance is 5208 miles, or 8382 km.
The timezone of the departure airport is UTC-5 , and the timezone of the arrival airport is UTC+3 . Current time at the point of departure is (loading...), and (loading...) at the point of arrival. There is a (loading...) hour time difference between the airports.
For direct flights, the flight time varies between 9:55 and 10:10.

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