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Cheap flights from Istanbul Airport to Washington, D.C. Dulles Intl Airport from £257

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 2/6. Fares are subject to change and may not be available on all flights or dates of travel.
IST — IAD
30 מאי — 6 יוני1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Istanbul to Dulles Intl

Enter your travel dates to find the best prices.

Cheapest flights from Istanbul to Dulles Intl
Explore the most affordable flight options available from Istanbul to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 אפריל 2026.

ב' 11/507:40
IST
-
IAD
Nonstop10h 55m
Turkish Airlines
ג' 26/513:20
IAD
-
IST
Nonstop9h 50m
Turkish Airlines
Deal found 29/4£482
ב' 15/607:40
IST
-
IAD
Nonstop10h 55m
Turkish Airlines
ד' 1/721:45
IAD
-
IST
Nonstop10h 05m
Turkish Airlines
Deal found 27/4£484
ה' 11/607:40
IST
-
IAD
Nonstop10h 55m
Turkish Airlines
ה' 16/721:45
IAD
-
IST
Nonstop10h 05m
Turkish Airlines
Deal found 28/4£485
ש' 7/1107:35
IST
-
IAD
2 stops19h 46m
British Airways
א' 22/1118:20
IAD
-
IST
1 stop15h 05m
British Airways
Deal found 30/4£487
ש' 19/904:25
IST
-
IAD
1 stop18h 40m
KLM
א' 11/1017:40
IAD
-
IST
1 stop15h 40m
KLM
Deal found 28/4£521
ב' 8/614:10
IST
-
IAD
1 stop26h 35m
Etihad Airways
ה' 13/815:10
IAD
-
IST
1 stop38h 55m
Etihad Airways
Deal found 27/4£525
ה' 3/906:00
IST
-
IAD
1 stop16h 35m
Delta
ה' 17/916:00
IAD
-
IST
2 stops26h 20m
Delta
Deal found 29/4£527
ג' 12/506:00
IST
-
IAD
1 stop16h 35m
Delta
ו' 11/917:40
IAD
-
IST
1 stop15h 40m
Delta
Deal found 30/4£527
ש' 13/606:00
IST
-
IAD
1 stop16h 35m
Delta
ש' 22/817:30
IAD
-
IST
2 stops24h 50m
Delta
Deal found 28/4£529

Find flight deals from Istanbul to Dulles Intl

Discover tips and strategies to find the most affordable flight options for your journey from Istanbul (IST) to Dulles Intl (IAD). 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 30 אפריל 2026.

Round-trip from

£482

One-way from

£257

Popular in

August

Cheapest in

February

Average price

£526
Turkish Airlines
  • Turkish Airlines
  • 11/5-26/5
  • Nonstop
  • 20h 45m total
  • Istanbul to Washington, D.C.
Search Deals
British Airways
  • British Airways
  • 2/6
  • 1 total stop
  • 16h 15m total
  • Istanbul to Washington, D.C.
Search Deals
Highest demand for flights based on searches. 7% potential increase in price (£32 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£9 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Istanbul to Dulles Intl 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 858,174 searches. Data last updated 30 אפריל 2026.
Use the filters below to find and compare flights from Istanbul Airport to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

IstanbulWashington, D.C.

IST - IAD

ISTIAD

Istanbul

ש' 19/9

04:25-16:05

1 stop18h 40m

Washington, D.C. Dulles Intl

א' 11/10

17:40-16:20

1 stop15h 40m

£521

IstanbulWashington, D.C.

IST - IAD

ISTIAD

Istanbul

ה' 11/6

06:00-18:32

2 stops19h 32m

Washington, D.C. Dulles Intl

א' 1/11

17:35-16:55

1 stop15h 20m

£530

IstanbulWashington, D.C.

IST - IAD

ISTIAD

Istanbul

ד' 1/7

05:40-16:05

1 stop17h 25m

Washington, D.C. Dulles Intl

ב' 17/8

17:55-16:55

1 stop16h 00m

£531

IstanbulWashington, D.C.

IST - IAD

ISTIAD

Istanbul

ש' 11/7

05:50-13:35

1 stop14h 45m

Washington, D.C. Dulles Intl

ש' 25/7

10:37-13:00

2 stops19h 23m

£531

IstanbulWashington, D.C.

IST - IAD

ISTIAD

Istanbul

ה' 2/7

05:40-16:05

1 stop17h 25m

Washington, D.C. Dulles Intl

ה' 13/8

15:25-21:35

1 stop23h 10m

£531

IstanbulWashington, D.C.

IST - IAD

ISTIAD

Istanbul

ה' 2/7

05:40-16:05

1 stop17h 25m

Washington, D.C. Dulles Intl

ב' 17/8

10:38-13:00

2 stops19h 22m

£532

IstanbulWashington, D.C.

IST - IAD

ISTIAD

Istanbul

ב' 1/6

05:50-20:00

1 stop21h 10m

Washington, D.C. Dulles Intl

ב' 6/7

15:30-21:25

2 stops22h 55m

£533

IstanbulWashington, D.C.

IST - IAD

ISTIAD

Istanbul

ו' 26/6

05:40-15:55

1 stop17h 15m

Washington, D.C. Dulles Intl

ש' 4/7

22:15-21:15

1 stop16h 00m

£533
Fastest return journey

IstanbulWashington, D.C.

IST - IAD

ISTIAD

Istanbul

ד' 17/6

13:55-20:00

1 stop13h 05m

Washington, D.C. Dulles Intl

ד' 24/6

15:25-13:00

1 stop14h 35m

£533

IstanbulWashington, D.C.

IST - IAD

ISTIAD

Istanbul

ג' 21/7

05:40-07:26

2 stops32h 46m

Washington, D.C. Dulles Intl

ה' 13/8

12:55-13:00

2 stops17h 05m

£536

Flights are sorted by cheapest return flights first.

Deals found on 30/4

Showing 1-10 of 22 resultsSorted by cheapest first
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Best time to book a flight from Istanbul to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Istanbul with our price prediction graph.
Estimated return 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 Istanbul Airport to Washington, D.C. Dulles Intl Airport

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

The price you pay for your flight from Istanbul Airport to Washington, D.C. Dulles Intl Airport may vary depending on when you book. For the best chance of a lower fare, look to book 11 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, February is the cheapest month in which you can book a flight from Istanbul Airport to Washington, D.C. Dulles Intl Airport (average of £455). Flying from Istanbul Airport to Washington, D.C. Dulles Intl Airport in August is currently the most expensive (average of £667). 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 IST to IAD?

Find hourly flight availability from Istanbul to Dulles Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 30 אפריל 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Istanbul Airport to Washington, D.C. Dulles Intl Airport as you normally would.

How much does it cost for a return flight from Istanbul Airport to Washington, D.C. Dulles Intl Airport?

Related info for your journey

Find useful and relevant information for your journey from Istanbul to Dulles Intl. 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 Istanbul Airport to Washington, D.C. Dulles Intl Airport?

    Airlines like KLM, Delta, and United Airlines fly from Istanbul Airport to Washington, D.C. Dulles Intl Airport in about 14h 45m. The time it takes to get you to your destination can typically vary by up to 3h 55m. Airlines will cover a distance of 5207 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

    Before booking your flight to Washington, D.C. Dulles Intl Airport from Istanbul Airport, check out the most reliable airlines to get you to your destination on time: Thai Airways (60%), Turkish Airlines (52%), Pakistan International Airlines( 52%).

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Istanbul to Dulles Intl 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 Istanbul Airport to Washington, D.C. Dulles Intl Airport?

    Currently, February is the cheapest month in which you can book a flight from Istanbul Airport to Washington, D.C. Dulles Intl Airport (average of £455). Flying from Istanbul Airport to Washington, D.C. Dulles Intl Airport in August is currently the most expensive (average of £667). 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

Travelling to a place near Washington, D.C. Dulles Intl Airport?

Book flights to Washington, D.C. Dulles Intl Airport if you plan to visit one of these locations
Silver Spring
Hanover
Oxon Hill
Gaithersburg
Woodbridge
Arlington
Alexandria
Sterling

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Can Cheapflights find flights from Istanbul to Dulles Intl with no change fees?

Yes, we can. To see specific flights from Istanbul to Dulles Intl with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Istanbul to Dulles Intl become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Dulles Intl from Istanbul today and book when prices fit your budget.

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