Cheap flights from Washington, D.C. Dulles Intl Airport to Istanbul from $454

In general, February is the cheapest month to fly from Washington, D.C. Dulles Intl Airport to Istanbul Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $731. If you don’t want to visit Istanbul Airport in February, then you should wait until January to fly from Washington, D.C. Dulles Intl Airport, when ticket prices are also cheap, with an average price of $789.

Our data shows that Wednesday is the least expensive day to fly to Istanbul Airport. Tickets to fly out on this day can be as low as $898. On the other hand, Saturday is the most expensive day to depart from Washington, D.C. Dulles Intl Airport because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $955.

In the morning is the cheapest time of day to fly from Washington, D.C. Dulles Intl Airport to Istanbul Airport when you can find flight prices for as low as $848. Flying to Istanbul Airport in the morning is an ideal time because this is during off-peak travel hours. Flights at noon are often more expensive with an average ticket price of $926.

Fly from Washington, D.C. Dulles Intl to Istanbul for the best Washington, D.C. Dulles Intl - Istanbul flight prices

You are more likely to see cheaper flights to Istanbul Airport from Washington, D.C. Dulles Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Istanbul Airport for around $943 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Istanbul Airport from Washington, D.C. Dulles Intl Airport for as low as $844 on momondo.

You could potentially save up to 15% on your flight if you consider stops on a Washington, D.C. Dulles Intl Airport to Istanbul Airport flight.

As of May 2026, prices for Washington, D.C. Dulles Intl Airport to Istanbul Airport flights are approximately 6% more expensive when compared to flights at the same time last year.

Qatar Airways and Delta are the most popular carriers operating from Washington, D.C. Dulles Intl to Istanbul

Turkish Airlines, Lufthansa and KLM are the top three most popular airlines that fly to Istanbul Airport from Washington, D.C. Dulles Intl Airport according to our data. Turkish Airlines is the first choice among our users, with 87% of people opting to fly with this airline when traveling to Istanbul Airport. Keep in mind that there are 11 different airlines that fly to Istanbul Airport on a routine basis, so you have a few additional options to choose from.

Historically, on average around 18% of flights between Washington, D.C. and Istanbul have experienced a delay on any given week. The average delay length over the past 12 months has been 154 minutes.

Generally, flights departing in the early afternoon tend to experience fewer delays. Flights in the morning have, in the past, seen delays more frequently in comparison.

Wednesday is statistically the day of the week which experiences the fewest number of delays on this flight route. Friday has historically seen more delays on average compared to the rest of the week.

According to our data, Turkish Airlines have had the least number of delays on this route over the last 12 months; with about 18% of their flights experiencing any sort of delay.

Abu Dhabi (AUH) was the most common stop: 26% of momondo users choosing 1-stop flights on this route connected there.

Flights via Reykjavik (KEF) offer the lowest average round-trip price of $610.

Flights connecting via London (LHR) have the shortest average one-way travel time: 14h 10m.

London (LHR) has the shortest average layover time for this route: 2h 44m.

The number of flights available between Washington, D.C. Dulles Intl Airport and Istanbul Airport is 7 per day as of May 2026. The most frequent departure time is 1:00PM, with 62% of daily flights leaving in the afternoon.

As of May 2026, 52 flights take off from Washington, D.C. Dulles Intl Airport and land in Istanbul Airport each week. The most common flight departure day for this route is Mon, with 15% of weekly flights taking off on this day.