The cheapest times to fly from IAD to IST are

  • January 8th to April 1st
  • April 16th to May 13th (except the week of April 30th)
  • September 10th to October 14th
  • October 29th to December 9th

based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from IAD to IST is late September. Prices can be as high as $1402 for Friday flights during early to mid August, or as low as $830 for Monday flights around late September.


When to Fly to Istanbul

Flying from Washington, DC (IAD) to Istanbul (IST) will usually cost between $842 to $1255 per person if booking more than four weeks in advance. On average the very cheapest time to fly is late September with an average ticket price of $875. Due to high demand the most expensive time to fly is early to mid August, with an average price of $1226. Planning your trip to low-cost times can easily save you $351 on economy flights and even more on first-class flights. Generally, any price below $931 can be considered a good price for a round-trip IAD to IST flight.

See below for a graph of average weekly prices for the IAD to IST route. All prices are for round-trip tickets in USD.

IAD to IST Flight Prices

Compared to other flights, the IAD to IST flight is priced close to the average and costs less than the average flight leaving from Washington. The average price per mile (for a direct flight) is $0.11, which is far below average.


Flight Prices by Day of the Week

Monday is usually the cheapest day to depart and return on this flight. Fridays are the most expensive days to fly to Istanbul, and Saturdays are the most expensive days to return to Washington. Selecting flights on the least expensive days could save you up to $91 (9%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Monday and returning a week later will cost an average of $905. Return trip prices are from the IST to IAD flight, and often highlight the quality of our data in showing the same trend.

Departing Prices by Day

Departure Day Prices

Return Trip Prices by Day

Return Day Prices


Nonstop Flights and Layovers

Travelers looking to fly from IAD to IST can generally find a 0-layover flight. Because there is a direct flight option the real-world direct flight time of 10 hour 23 minutes may be realistic.


Flight Hacking IAD to IST

Flight hacking is when you book two tickets instead of a layover, sometimes with different airlines. You will need to either bring only a carry-on bag (highly recommended) or leave yourself plenty of time to go through security again. Flight hacking is completely allowed, but airlines don’t always tell you the cheapest way to get from IAD to IST — but Champion Traveler does!

Hack #1: London (IAD > LHR > IST)

  • Price for both tickets: $711
  • Average savings: $220 (23.63%)

See IAD to LHR flights

Hack #2: Nice (IAD > NCE > IST)

  • Price for both tickets: $821
  • Average savings: $110 (11.82%)

See IAD to NCE flights

Hack #3: Frankfurt (IAD > FRA > IST)

  • Price for both tickets: $824
  • Average savings: $108 (11.55%)

See IAD to FRA flights


Flight Questions Answered

Still have questions about flying from IAD to IST? We’ve got answers.

Which airlines fly this route?

You can find 27 major airlines flying this route most often: Aeroflot, Air Canada, Air Europa, Air France, American, atlasglobal, Austrian, British Airways, Brussels Airlines, Delta, EgyptAir, Emirates, Etihad, KLM, LOT, Lufthansa, Pakistan, Qatar Airways, Royal Air Maroc, SAS, Saudia, SWISS, Tap Air Portugal, TAROM, Turkish Airlines, United, Virgin Atlantic, and potentially more during busy seasons.

How far away is it from Ataturk Airport to Washington Dulles International Airport?

The distance between the two airports is roughly 5226 miles or 8410 kilometers.

How long does it take to fly from IAD to IST?

The real-world flight time for a nonstop IAD to IST flight is about 10 hour 23 minutes.

How many flights go between Washington, DC and Istanbul?

It depends on the day of the week and the date, but a typical day might have around 64 available flights from IAD to IST.


Airport Location Info


Departing Airport

Origination codeIAD
Origination airport nameWashington Dulles International Airport
CityWashington, DC
Countrythe United States

Return Airport

Destination codeIST
Destination airport nameAtaturk Airport


Other Resources

Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.