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Cheap flights from Washington, D.C. Dulles Intl Airport to Istanbul Airport from C$ 655

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 2/9. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — IST
26 May — 2 Jun1
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 26 April 2026.

Tue 1/97:59 p.m.
IAD
-
IST
2 stops24h 31m
Delta
Mon 14/95:20 p.m.
IST
-
IAD
1 stop29h 15m
Delta
Deal found 22/4C$ 1,059
Thu 22/106:15 p.m.
IAD
-
IST
1 stop26h 15m
Delta
Thu 5/115:55 p.m.
IST
-
IAD
2 stops33h 15m
Delta
Deal found 21/4C$ 1,063
Wed 5/89:45 p.m.
IAD
-
IST
1 stop22h 45m
Delta
Tue 18/84:25 a.m.
IST
-
IAD
2 stops25h 34m
Delta
Deal found 22/4C$ 1,066
Mon 12/106:15 p.m.
IAD
-
IST
1 stop26h 15m
Delta
Tue 27/105:55 p.m.
IST
-
IAD
1 stop29h 50m
Delta
Deal found 23/4C$ 1,070
Tue 1/97:59 p.m.
IAD
-
IST
2 stops24h 31m
Delta
Thu 10/96:00 a.m.
IST
-
IAD
2 stops20h 16m
Delta
Deal found 23/4C$ 1,071
Mon 3/85:46 p.m.
IAD
-
IST
2 stops24h 34m
Delta
Thu 13/86:00 a.m.
IST
-
IAD
2 stops25h 10m
Delta
Deal found 22/4C$ 1,073
Wed 30/98:20 p.m.
IAD
-
IST
1 stop24h 20m
Scandinavian Airlines
Fri 9/104:30 a.m.
IST
-
IAD
1 stop19h 30m
Scandinavian Airlines
Deal found 25/4C$ 1,075
Fri 23/105:30 p.m.
IAD
-
IST
2 stops27h 00m
Delta
Fri 6/117:15 a.m.
IST
-
IAD
1 stop17h 20m
Delta
Deal found 25/4C$ 1,099
Sat 24/106:15 p.m.
IAD
-
IST
1 stop16h 40m
Delta
Sat 7/115:55 p.m.
IST
-
IAD
1 stop29h 50m
Delta
Deal found 23/4C$ 1,100
Tue 5/53:10 p.m.
IAD
-
IST
1 stop38h 25m
Etihad Airways
Tue 2/61:50 p.m.
IST
-
IAD
1 stop26h 55m
Etihad Airways
Deal found 25/4C$ 1,105
Thu 15/107:59 p.m.
IAD
-
IST
2 stops24h 31m
Delta
Sun 13/127:15 a.m.
IST
-
IAD
1 stop17h 20m
Delta
Deal found 22/4C$ 1,107
Sun 2/87:55 p.m.
IAD
-
IST
2 stops24h 35m
Delta
Mon 24/86:00 a.m.
IST
-
IAD
2 stops23h 59m
Delta
Deal found 23/4C$ 1,112

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 26 April 2026.

Round-trip from

C$ 1,059

One-way from

C$ 655

Popular in

June

Cheapest in

February

Average price

C$ 1,228

Good round-trip deal

C$ 1,429 or less
Delta
  • Delta
  • 1/9-14/9
  • 3 total stops
  • 53h 46m total
  • Washington, D.C. to Istanbul
Search Deals
Qatar Airways
  • Qatar Airways
  • 2/9
  • 1 total stop
  • 26h 20m total
  • Washington, D.C. to Istanbul
Search Deals
Highest demand for flights based on searches. 16% potential increase in price (C$ 352 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 56 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2026
Search Deals
Price to beat on a round-trip 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 26 April 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

Thu 7/5

9:00 p.m.-7:20 a.m.

1 stop27h 20m

Istanbul

Wed 3/6

5:00 p.m.-6:20 p.m.

1 stop32h 20m

C$ 1,138

Washington, D.C.Istanbul

IAD - IST

IADIST

Washington, D.C. Dulles Intl

Wed 6/5

9:00 p.m.-7:20 a.m.

1 stop27h 20m

Istanbul

Mon 1/6

5:00 p.m.-6:20 p.m.

1 stop32h 20m

C$ 1,138

Washington, D.C.Istanbul

IAD - IST

IADIST

Washington, D.C. Dulles Intl

Fri 8/5

3:10 p.m.-12:35 p.m.

1 stop38h 25m

Istanbul

Sat 30/5

1:50 p.m.-9:45 a.m.

1 stop26h 55m

C$ 1,161

Washington, D.C.Istanbul

IAD - IST

IADIST

Washington, D.C. Dulles Intl

Wed 6/5

9:00 p.m.-7:20 a.m.

1 stop27h 20m

Istanbul

Thu 4/6

5:00 p.m.-6:20 p.m.

1 stop32h 20m

C$ 1,171

Washington, D.C.Istanbul

IAD - IST

IADIST

Washington, D.C. Dulles Intl

Thu 7/5

9:00 p.m.-7:20 a.m.

1 stop27h 20m

Istanbul

Tue 2/6

5:00 p.m.-6:20 p.m.

1 stop32h 20m

C$ 1,224

Washington, D.C.Istanbul

IAD - IST

IADIST

Washington, D.C. Dulles Intl

Wed 29/7

12:29 p.m.-4:20 p.m.

2 stops20h 51m

Istanbul

Tue 18/8

4:25 a.m.-6:33 p.m.

2 stops21h 08m

C$ 1,235

Washington, D.C.Istanbul

IAD - IST

IADIST

Washington, D.C. Dulles Intl

Wed 6/5

9:00 p.m.-7:20 a.m.

1 stop27h 20m

Istanbul

Sun 31/5

5:00 p.m.-6:20 p.m.

1 stop32h 20m

C$ 1,279

Washington, D.C.Istanbul

IAD - IST

IADIST

Washington, D.C. Dulles Intl

Thu 7/5

9:00 p.m.-7:20 a.m.

1 stop27h 20m

Istanbul

Sun 31/5

5:00 p.m.-6:20 p.m.

1 stop32h 20m

C$ 1,279

Washington, D.C.Istanbul

IAD - IST

IADIST

Washington, D.C. Dulles Intl

Tue 16/6

3:02 p.m.-3:30 a.m.

2 stops29h 28m

Istanbul

Mon 29/6

5:20 p.m.-3:35 p.m.

1 stop29h 15m

C$ 1,420
Quickest round-trip

Washington, D.C.Istanbul

IAD - IST

IADIST

Washington, D.C. Dulles Intl

Mon 1/6

6:10 p.m.-1:20 a.m.

1 stop24h 10m

Istanbul

Tue 9/6

6:00 a.m.-4:35 p.m.

2 stops17h 35m

C$ 1,457

Flights are sorted by cheapest round-trip flights first.

Deals found on 23/4

Showing 1-10 of 19 resultsSorted by cheapest first
1
2

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 78 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$ 999). Flying from Washington, D.C. Dulles Intl Airport to Istanbul Airport in June is currently the most expensive (average of C$ 1,726). 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 26 April 2026.

Unlike at noon, when flights are generally more expensive, you can save up to 36% on flights from Washington, D.C. Dulles Intl Airport to Istanbul Airport by exploring options for tickets in the afternoon.

What is the cheapest day to fly from Washington, D.C. Dulles Intl Airport to Istanbul Airport?

Use this chart to determine the cheapest time to fly round-trip from Dulles Intl to Istanbul. Price data was last updated on 21 February 2026.

Travelers seeking maximum savings on their Washington, D.C. Dulles Intl Airport to Istanbul Airport flight should consider departing on Tuesday mornings when fares are most often at their lowest. Friday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

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 27h 20m. 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: Thai Airways (77%), 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$ 843. On average you can expect to pay C$ 2,243. The most popular route, (Washington, D.C. Dulles Intl - Istanbul), can usually be booked for C$ 1,806.

  • 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$ 999). Flying from Washington, D.C. Dulles Intl Airport to Istanbul Airport in June is currently the most expensive (average of C$ 1,726). 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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