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Cheap flights from Washington, D.C. Dulles Intl Airport to Istanbul Airport from C$ 664

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/9. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — IST
20 Aug — 27 Aug1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Dulles Intl to Istanbul

Enter your travel dates to find the best prices.

Cheapest flights from Dulles Intl to Istanbul
Explore the most affordable flight options available from Dulles Intl to Istanbul. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 July 2026.

Sat 21/111:30 p.m.
IAD
-
IST
Nonstop9h 40m
Turkish Airlines
Mon 30/118:30 a.m.
IST
-
IAD
Nonstop11h 15m
Turkish Airlines
Deal found 21/7C$ 1,088
Sun 18/109:00 p.m.
IAD
-
IST
1 stop26h 20m
Qatar Airways
Mon 26/108:10 p.m.
IST
-
IAD
1 stop27h 45m
Qatar Airways
Deal found 17/7C$ 1,148
Tue 13/109:00 p.m.
IAD
-
IST
1 stop32h 15m
Qatar Airways
Fri 16/1011:40 a.m.
IST
-
IAD
1 stop28h 05m
Qatar Airways
Deal found 18/7C$ 1,151
Thu 15/109:00 p.m.
IAD
-
IST
1 stop38h 35m
Qatar Airways
Thu 22/108:05 p.m.
IST
-
IAD
1 stop26h 35m
Qatar Airways
Deal found 16/7C$ 1,152
Mon 12/109:00 p.m.
IAD
-
IST
1 stop38h 35m
Qatar Airways
Thu 15/101:45 p.m.
IST
-
IAD
1 stop32h 55m
Qatar Airways
Deal found 18/7C$ 1,154
Mon 17/89:00 p.m.
IAD
-
IST
1 stop38h 35m
Qatar Airways
Tue 22/911:40 a.m.
IST
-
IAD
1 stop35h 00m
Qatar Airways
Deal found 16/7C$ 1,155
Wed 28/1011:30 a.m.
IAD
-
IST
1 stop24h 10m
Qatar Airways
Sun 1/118:10 p.m.
IST
-
IAD
1 stop27h 45m
Qatar Airways
Deal found 20/7C$ 1,157
Thu 10/121:30 p.m.
IAD
-
IST
Nonstop9h 40m
Turkish Airlines
Sun 13/128:30 a.m.
IST
-
IAD
Nonstop11h 15m
Turkish Airlines
Deal found 21/7C$ 1,158
Thu 6/89:00 p.m.
IAD
-
IST
1 stop38h 35m
Qatar Airways
Fri 28/811:40 a.m.
IST
-
IAD
1 stop28h 05m
Qatar Airways
Deal found 18/7C$ 1,164
Mon 7/99:00 p.m.
IAD
-
IST
1 stop31h 55m
Qatar Airways
Sun 20/91:45 p.m.
IST
-
IAD
1 stop32h 55m
Qatar Airways
Deal found 20/7C$ 1,165
Tue 20/103:10 p.m.
IAD
-
IST
1 stop38h 25m
Etihad Airways
Wed 28/101:55 p.m.
IST
-
IAD
1 stop27h 10m
Etihad Airways
Deal found 17/7C$ 1,176
Tue 4/89:00 p.m.
IAD
-
IST
1 stop38h 35m
Qatar Airways
Fri 28/811:40 a.m.
IST
-
IAD
1 stop35h 00m
Qatar Airways
Deal found 17/7C$ 1,192

Find flight deals from Dulles Intl to Istanbul

Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) to Istanbul (IST). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 21 July 2026.

Round-trip from

C$ 1,088

One-way from

C$ 664

Popular in

June

Cheapest in

February

Average price

C$ 1,602

Good round-trip deal

C$ 1,277 or less

Good one-way deal

C$ 1,027 or less
Turkish Airlines
  • Turkish Airlines
  • 21/11-30/11
  • Nonstop
  • 20h 55m total
  • Washington, D.C. to Istanbul
Search Deals
Egyptair
  • Egyptair
  • 3/9
  • 1 total stop
  • 22h 35m total
  • Washington, D.C. to Istanbul
Search Deals
Highest demand for flights based on searches. 18% potential increase in price (C$ 441 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 63 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals
Price to beat on a round-trip flight from Washington, D.C. Dulles Intl to Istanbul.
Search Deals
Price to beat on a one-way flight from Washington, D.C. Dulles Intl to Istanbul.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Dulles Intl 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, Cheapflights users made 629,999 searches. Data last updated 21 July 2026.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Istanbul Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Istanbul

IAD - IST

IADIST

Washington, D.C. Dulles Intl

Wed 16/9

9:00 p.m.-6:20 a.m.

1 stop26h 20m

Istanbul

Sat 17/10

8:05 p.m.-3:40 p.m.

1 stop26h 35m

C$ 1,204

Washington, D.C.Istanbul

IAD - IST

IADIST

Washington, D.C. Dulles Intl

Sat 31/10

9:05 p.m.-12:20 p.m.

1 stop32h 15m

Istanbul

Wed 4/11

8:10 p.m.-3:55 p.m.

1 stop27h 45m

C$ 1,209

Washington, D.C.Istanbul

IAD - IST

IADIST

Washington, D.C. Dulles Intl

Mon 26/10

3:35 p.m.-12:50 p.m.

1 stop38h 15m

Istanbul

Fri 30/10

1:55 p.m.-10:05 a.m.

1 stop27h 10m

C$ 1,234
Quickest round-trip

Washington, D.C.Istanbul

IAD - IST

IADIST

Washington, D.C. Dulles Intl

Sat 31/10

2:30 p.m.-7:10 a.m.

Nonstop9h 40m

Istanbul

Wed 4/11

8:30 a.m.-12:45 p.m.

Nonstop12h 15m

C$ 1,305

Washington, D.C.Istanbul

IAD - IST

IADIST

Washington, D.C. Dulles Intl

Mon 14/12

6:40 p.m.-5:55 p.m.

1 stop15h 15m

Istanbul

Mon 28/12

7:15 a.m.-4:30 p.m.

1 stop17h 15m

C$ 1,324

Washington, D.C.Istanbul

IAD - IST

IADIST

Washington, D.C. Dulles Intl

Sun 18/10

7:13 p.m.-12:15 p.m.

2 stops34h 02m

Istanbul

Mon 26/10

8:10 p.m.-4:55 p.m.

1 stop27h 45m

C$ 1,395

Washington, D.C.Istanbul

IAD - IST

IADIST

Washington, D.C. Dulles Intl

Tue 15/9

6:26 p.m.-4:20 p.m.

2 stops14h 54m

Istanbul

Thu 1/10

6:00 a.m.-4:30 p.m.

2 stops17h 30m

C$ 1,499

Washington, D.C.Istanbul

IAD - IST

IADIST

Washington, D.C. Dulles Intl

Wed 28/10

10:07 a.m.-5:55 p.m.

2 stops24h 48m

Istanbul

Tue 3/11

5:55 p.m.-3:55 p.m.

1 stop30h 00m

C$ 1,582

Washington, D.C.Istanbul

IAD - IST

IADIST

Washington, D.C. Dulles Intl

Thu 3/9

8:19 a.m.-1:00 p.m.

2 stops21h 41m

Istanbul

Sat 12/9

1:55 p.m.-7:20 a.m.

2 stops24h 25m

C$ 1,684

Washington, D.C.Istanbul

IAD - IST

IADIST

Washington, D.C. Dulles Intl

Thu 22/10

6:25 p.m.-3:30 a.m.

2 stops26h 05m

Istanbul

Thu 29/10

5:55 p.m.-4:55 p.m.

1 stop30h 00m

C$ 1,743

Flights are sorted by cheapest round-trip flights first.

Deals found on 18/7

Showing 1-10 of 21 resultsSorted by cheapest first
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Best time to book a flight from Dulles Intl to Istanbul

Have a flexible travel schedule? Discover the best time to fly to Istanbul from Dulles Intl with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. Dulles Intl Airport to Istanbul Airport

How far ahead should I book a flight from Washington, D.C. Dulles Intl Airport to Istanbul Airport?

Booking 77 days in advance of your planned departure date is, on average, the best time to get cheap flights from Washington, D.C. Dulles Intl Airport to Istanbul Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Istanbul Airport?

Currently, February is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Istanbul Airport (average of C$ 1,020). Flying from Washington, D.C. Dulles Intl Airport to Istanbul Airport in June is currently the most expensive (average of C$ 1,823). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from IAD to IST?

Find hourly flight availability from Dulles Intl to Istanbul. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 21 July 2026.

Unlike in the morning, when flights are generally more expensive, you can save up to 26% on flights from Washington, D.C. Dulles Intl Airport to Istanbul Airport by exploring options for tickets in the afternoon.

How much does it cost to fly round-trip from Washington, D.C. Dulles Intl Airport to Istanbul Airport?

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl to Istanbul. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Washington, D.C. Dulles Intl Airport to Istanbul Airport?

    Departing from Washington, D.C. Dulles Intl Airport to Istanbul Airport will take you 15h 15m. There are 8380 km between Washington, D.C. Dulles Intl Airport and Istanbul Airport. Both multi-stop and direct flights can be found to your destination and back.

  • What are the most reliable airlines from Washington, D.C. Dulles Intl Airport to Istanbul Airport?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Washington, D.C. Dulles Intl Airport to Istanbul Airport on time: MIAT Mongolian (85%), Turkish Airlines (74%), Pakistan International Airlines (74%).

  • What are the cheapest flights from Washington, D.C. Dulles Intl Airport to Istanbul Airport?

    The cheapest flight price from Washington, D.C. Dulles Intl Airport to Istanbul Airport is C$ 968. On average you can expect to pay C$ 1,950. The most popular route, (Washington, D.C. Dulles Intl - Istanbul), can usually be booked for C$ 1,703.

  • Can I find deals for flights from Dulles Intl to Istanbul that include hotel bookings?

    Yes. In addition to deals on Dulles Intl to Istanbul flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Dulles Intl to Istanbul?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dulles Intl to Istanbul.

  • Can I find deals for business class flights from Dulles Intl to Istanbul?

    Yes. Cheapflights offers flight deals from Dulles Intl to Istanbul by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Istanbul Airport?

    Currently, February is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Istanbul Airport (average of C$ 1,020). Flying from Washington, D.C. Dulles Intl Airport to Istanbul Airport in June is currently the most expensive (average of C$ 1,823). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Need flexible booking options for your flight to Istanbul from Dulles Intl? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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Not ready to book yet? You can track prices for flights from Dulles Intl to Istanbul on Cheapflights with our Price Alert feature and get notified when better prices are available.

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