Hi, I've summed up all the key info for Istanbul to Washington D.C. flights

Cheapest one-way

$ 433
TAP Air Portugal Mon, Oct 5

46% below next 30d avg. ($809)

Cheapest round-trip

$ 582
Scandinavian Airlines Fri, Oct 2

32% below next 30d avg. ($852)

Fastest flight

10h 55m6m faster than avg. (11h 1m)

Recommended airlines

When to travel

DecemberCheapest month
JulyPeak month

With a lowest one-way fare of $433 , travelers can expect an average price of $809 for upcoming trips, while round-trip tickets start at $582 . Flights typically take around 11h 1m , but the fastest nonstop option completes the journey in just 10h 55m minutes. There are 14 flights weekly on this route. You can arrive at any of the following airports in Washington D.C.: Dulles International Airport (IAD) , and Ronald Reagan Washington National Airport (DCA) . Flights from Istanbul Airport to Dulles International Airport (IST-IAD) are by far the most popular option for this route. To secure the best rates, booking 40 days in advance is recommended, and the cheapest travel days are Tuesday, Wednesday, and Saturday .

Updated 3h ago · This content is an AI-powered summary based on Trip.com data. Prices and availability are subject to change. Please refer to actual prices, availability, and travel conditions.

Explore the cheapest one-way and round-trip flights from Istanbul to Washington D.C. over the next 90 days, with one-way fares from $433 and round-trip from $582. Based on Trip.com's latest 7-day flight data.

Flight.News
Flights from Istanbul to Washington D.C. operate an average of 10 times per day over the past 7 days, with a 5.7% on-time departure rate and a 62.5% on-time arrival rate.

Which airlines are the most popular for Istanbul to Washington D.C. flights?

The most popular airlines flying from Istanbul to Washington D.C. are Turkish Airlines, AJet, and Lufthansa, among 7 carriers on this route. TAP Air Portugal offers the lowest fares. Based on Trip.com's flight booking data from the previous 12 months.
Turkish Airlines logo Turkish Airlines
AJet logo AJet
Lufthansa logo Lufthansa
EgyptAir logo EgyptAir
AEGEAN logo AEGEAN
British Airways logo British Airways
Royal Jordanian logo Royal Jordanian
Airlines are determined based on actual purchased flight tickets from Istanbul to Washington D.C. according to previous 12 months data from Trip.com.

Trip.com price insights on flights from Istanbul to Washington D.C.

Which month has the cheapest one-way flights from Istanbul to Washington D.C.?

The average price of one-way flights from Istanbul to Washington D.C. purchased by Trip.com users by month over the past 12 months.

Based on Trip.com’s data, the cheapest month for flights from Istanbul to Washington D.C. is October, with an average price of $608; while the month with the highest flight price is usually May, with an average price of up to $1,051.

$1,051
$830
$608
$387
    Cheapest
  • $806
    Sep
  • $608
    Oct
  • $749
    Nov
  • $816
    Dec
  • $1,000
    Jan
  • $780
    Feb
  • $787
    Mar
  • $767
    Apr
  • $1,051
    May
  • $609
    Jun
  • $612
    Jul
  • $872
    Aug

When is the cheapest day to fly from Istanbul to Washington D.C. during Columbus Day?

Data is based on the lowest one-way price from Istanbul to Washington D.C. during Columbus Day on Trip.com in the past 3 days.

Columbus Day is scheduled for Oct 12. The cheapest flights from Istanbul to Washington D.C. are available on Oct 11, with fares starting at $587.

$817
$702
$587
$472
    Cheapest
  • $668
    9
    Oct
  • $671
    10
  • $587
    11
  • $668
    12
  • $817
    13
  • $668
    14

Frequently Asked Questions

  • What are the cheapest flights from Istanbul to Washington D.C. (IST-WAS)?

    Based on Trip.com data, TAP Air Portugal offers one-way fares as low as $433 on Cheapest nonstop routes (e.g. IST to IAD on Mon, Oct 5), while Scandinavian Airlines offers Cheapest nonstop round-trips from $582 departing on Fri, Oct 2 and returning on Wed, Oct 7.
  • At the moment, you can catch a nonstop flight from Istanbul to Washington D.C. with the following airlines, including: Turkish Airlines AJet Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.
  • It takes around 11 hours 1 minute to fly from Istanbul (IST) to Washington D.C. (WAS).
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Istanbul to Washington D.C. is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.
  • Based on Trip.com data in the past 4 weeks, there is 14 flight per week flying from Istanbul to Washington D.C.. You can check the weekly schedule for popular airlines on this route below: Turkish Airlines: S/M/T/W/T/F/S -- TK007 (16:13) Turkish Airlines: S/M/T/W/T/F/S -- TK187 (08:04)
  • To find best deals on flights from Istanbul to Washington D.C., you can use various tools on Trip.com:
    · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Mon, Oct 5, with one-way flights priced at just $433.
    · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Turkish Airlines.
    · Set up price alerts to easily monitor ticket prices without having to check every day.
    · Check Trip.com flight deals and promo codes frequently.
    · Avoid peak season unless you book very early. It seems the peak season for Washington D.C. travel is around July.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from Istanbul to Washington D.C. is December, when demand for travel is lower.
  • After crunching the numbers on our September flight calendar, it's currently cheapest to fly from Istanbul to Washington D.C. on September 26, 2026 with Turkish Airlines, with prices starting at $425.
  • You can arrive at any of the following airports in Washington D.C.: Dulles International Airport (IAD), and Ronald Reagan Washington National Airport (DCA). Flights from Istanbul Airport to Dulles International Airport (IST-IAD) are by far the most popular option for this route.
  • The time difference between Washington D.C. and Istanbul is 8h.
  • Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.
  • Based on Trip.com data for flights departing in the next 30 days, the average one-way fare from Istanbul to Washington D.C. is $809. Fares vary by travel date, airline and availability.
  • Based on Trip.com data for travel in the next 30 days, the average round-trip fare from Istanbul to Washington D.C. is $852. The final price depends on the outbound and return dates, airline and fare conditions.
  • Enter Istanbul and Washington D.C., choose your travel dates and passengers, then compare flights by price, duration and baggage. Select a fare, review the change and cancellation rules, enter traveler details and complete payment to receive your confirmation.
  • AJetare the most popular budget airlines flying from Istanbul to Washington D.C.. Check baggage, seat and payment fees before comparing the final price.

Note: Prices shown on this page are estimated lowest price and include all taxes and fees found in the last 24 hours.

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Prices displayed in this page are all-inclusive prices (incl. taxes, fuel surcharge, civil aviation development fund, etc) with all fees confirmed before payment. Fees for luggage, meals, WLAN, or other additional services are also included as shown in the flight cards.

Real-time pricing updates

Prices, availability, and travel information on this page were updated within last 24 hours—even in real-time. The more popular the route, the more precise the data.

Change & Cancellation Policy

Trip.com displays flight cancellation and change policies for each flight ticket during the booking process, including fees and applicable conditions. Please check the following scenarios:
Voluntary cancellation/change:
To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy.
Cancellation/change due to a flight schedule change:
If the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.