Find flights
Deals
When to book
Airlines
FAQs

Cheap flights from Washington, D.C. Dulles Intl Airport to Istanbul Airport from C$ 725

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 15/7. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — IST
17 Jun — 24 Jun1
1 adult

Cheapflights Tip: The best prices from Washington, D.C. Dulles Intl to Istanbul are usually found in March or September, booked 56 days in advance, depart on a Sunday or Monday and return on a Monday

Cheap 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 12 June 2025.

Round-trip from

C$ 1,090

One-way from

C$ 725

Popular in

June

Cheapest in

March

Average price

C$ 1,697

Good round-trip deal

C$ 1,503 or less

Good one-way deal

C$ 523 or less
Delta
  • Delta
  • 24/8-5/9
  • 3 total stops
  • 41h 30m total
  • Washington, D.C. to Istanbul
Search Deals
Lufthansa
  • Lufthansa
  • 15/7
  • 1 total stop
  • 14h 40m total
  • Washington, D.C. to Istanbul
Search Deals
Highest demand for flights based on searches. 9% potential increase in price (C$ 215 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 34 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2025
Search Deals
Price to beat on a round-trip flight from Washington, D.C. Dulles Intl to Istanbul.
Search Deals
Price to beat on a one-way flight from Washington, D.C. Dulles Intl to Istanbul.
Search Deals

Find flight deals from Dulles Intl to Istanbul

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 12 June 2025.

Sun 24/85:25 p.m.IAD - IST
1 stop15h 55mDelta
Fri 5/94:20 a.m.IST - IAD
2 stops25h 35mDelta
Deal found 12/6C$ 1,090
Sun 14/96:30 p.m.IAD - IST
2 stops14h 50mKLM
Sat 20/94:20 a.m.IST - IAD
2 stops18h 15mKLM
Deal found 12/6C$ 1,091
Tue 14/105:25 p.m.IAD - IST
1 stop20h 55mUnited Airlines
Sun 2/115:30 a.m.IST - IAD
2 stops22h 53mUnited Airlines
Deal found 10/6C$ 1,095
Sun 17/810:40 p.m.IAD - IST
1 stop13h 35mBritish Airways
Wed 27/85:35 p.m.IST - IAD
1 stop33h 35mBritish Airways
Deal found 11/6C$ 1,103
Fri 15/810:05 p.m.IAD - IST
1 stop25h 10mEtihad Airways
Wed 27/87:30 a.m.IST - IAD
1 stop39h 40mEtihad Airways
Deal found 11/6C$ 1,106
Thu 30/107:00 p.m.IAD - IST
1 stop20h 45mLufthansa
Mon 17/117:00 p.m.IST - IAD
1 stop33h 15mLufthansa
Deal found 10/6C$ 1,107
Tue 29/71:30 p.m.IAD - IST
Nonstop10h 05mTurkish Airlines
Wed 3/93:40 p.m.IST - IAD
Nonstop11h 05mTurkish Airlines
Deal found 10/6C$ 1,277

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 12 June 2025.
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

Dulles Intl

Fly to

Istanbul

Route

Depart

Return

Price

Washington, D.C.Istanbul

IAD - IST

IADIST

Washington, D.C. Dulles Intl

Sun 24/8

5:25 p.m.-4:20 p.m.

1 stop15h 55m

Istanbul

Fri 5/9

4:20 a.m.-10:55 p.m.

2 stops25h 35m

C$ 1,090

Washington, D.C.Istanbul

IAD - IST

IADIST

Washington, D.C. Dulles Intl

Sun 14/9

6:30 p.m.-4:20 p.m.

2 stops14h 50m

Istanbul

Sun 5/10

4:20 a.m.-3:35 p.m.

2 stops18h 15m

C$ 1,091

Washington, D.C.Istanbul

IAD - IST

IADIST

Washington, D.C. Dulles Intl

Tue 14/10

5:25 p.m.-9:20 p.m.

1 stop20h 55m

Istanbul

Sun 2/11

5:30 a.m.-9:23 p.m.

2 stops22h 53m

C$ 1,095

Washington, D.C.Istanbul

IAD - IST

IADIST

Washington, D.C. Dulles Intl

Sun 17/8

10:40 p.m.-7:15 p.m.

1 stop13h 35m

Istanbul

Wed 27/8

5:35 p.m.-8:10 p.m.

1 stop33h 35m

C$ 1,103

Washington, D.C.Istanbul

IAD - IST

IADIST

Washington, D.C. Dulles Intl

Fri 15/8

10:05 p.m.-6:15 a.m.

1 stop25h 10m

Istanbul

Wed 27/8

7:30 a.m.-4:10 p.m.

1 stop39h 40m

C$ 1,106

Washington, D.C.Istanbul

IAD - IST

IADIST

Washington, D.C. Dulles Intl

Thu 30/10

7:00 p.m.-10:45 p.m.

1 stop20h 45m

Istanbul

Mon 17/11

7:00 p.m.-8:15 p.m.

1 stop33h 15m

C$ 1,107

Washington, D.C.Istanbul

IAD - IST

IADIST

Washington, D.C. Dulles Intl

Tue 29/7

1:30 p.m.-6:35 a.m.

Nonstop10h 05m

Istanbul

Thu 4/9

7:50 a.m.-11:45 a.m.

Nonstop10h 55m

C$ 1,277

Washington, D.C.Istanbul

IAD - IST

IADIST

Washington, D.C. Dulles Intl

Tue 15/7

3:25 p.m.-1:05 p.m.

1 stop14h 40m

C$ 725

Washington, D.C.Istanbul

IAD - IST

IADIST

Washington, D.C. Dulles Intl

Fri 8/8

11:00 a.m.-6:35 p.m.

1 stop24h 35m

C$ 738

Washington, D.C.Istanbul

IAD - IST

IADIST

Washington, D.C. Dulles Intl

Mon 7/7

9:20 p.m.-3:25 a.m.

1 stop23h 05m

C$ 746

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/6

Showing 1-10 of 15 results
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?

Use this chart to determine the optimal time to book a round-trip flight from Dulles Intl to Istanbul. Price data was last updated on 9 June 2025.

Booking 56 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$ 1,004). Flying from Washington, D.C. Dulles Intl Airport to Istanbul Airport in July is currently the most expensive (average of C$ 1,268). 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 12 June 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 22% on flights from Washington, D.C. Dulles Intl Airport to Istanbul Airport by exploring options for tickets at noon.

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 8 June 2025.

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

Weekly flight availability from Washington, D.C. Dulles Intl Airport to Istanbul Airport

Explore weekly flight availability from Dulles Intl to Istanbul. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 12 June 2025.

The most flights from IAD to IST are scheduled on a Monday (11 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (6 on average).

Rainfall in Istanbul by month

Plan your trip to Istanbul by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Istanbul Airport ranges from 10.0 - 100.0 mm per month. December is typically the wettest month, when rainfall can reach 100.0 mm. July is typically the driest time to visit Istanbul Airport when rainfall is around 10.0 mm.

Temperature in Istanbul by month

Plan your trip to Istanbul by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Istanbul Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 23.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 5.0 C).

Reviews of airlines servicing Istanbul

Get insights into the airlines that provide service to Istanbul. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Istanbul. Reviews last updated 12 June 2025.
See what other customers who have flown with Delta, KLM and Qatar Airways from Washington, D.C. to Istanbul have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,946 reviews
Check prices

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,946 reviews
Delta
8.0
Very good
7,946 reviews
Check prices

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
KLM
7.8
Good
1,358 reviews
Delta
8.0
Very good
7,946 reviews
Check prices

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Qatar Airways
7.4
Good
3,584 reviews
Delta
8.0
Very good
7,946 reviews
Check prices

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Etihad Airways
7.4
Good
1,211 reviews
Delta
8.0
Very good
7,946 reviews
Check prices

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,790 reviews
Delta
8.0
Very good
7,946 reviews
Check prices

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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.

  • What are the cheapest airlines flying from Washington, D.C. Dulles Intl Airport to Istanbul Airport round-trip?

    Flying on Delta is currently your cheapest option to Istanbul Airport, with prices starting at C$ 1,090. Additional round-trip tickets that might be worth considering are offered by KLM and United Airlines, with the lowest prices starting at C$ 1,091 and C$ 1,095, respectively. These flights start at 23% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from Washington, D.C. Dulles Intl Airport to Istanbul Airport one-way?

    The cheapest airlines for a one-way flight from Washington, D.C. Dulles Intl Airport to Istanbul Airport are Lufthansa (C$ 725), Qatar Airways (C$ 738), and KLM (C$ 746).

  • 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 (75%), Turkish Airlines (68%), Pakistan International Airlines (68%).

  • 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$ 404. On average you can expect to pay C$ 1,109. The most popular route, (Washington, D.C. Dulles Intl - Istanbul), can usually be booked for C$ 1,570.

  • 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$ 1,004). Flying from Washington, D.C. Dulles Intl Airport to Istanbul Airport in July is currently the most expensive (average of C$ 1,268). 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
Yalova

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Dulles Intl to Istanbul?

Cheapflights makes it easy to find Dulles Intl to Istanbul flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Dulles Intl to Istanbul?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Dulles Intl to Istanbul.

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

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.

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

Not ready to book yet? You can track prices for flights from Dulles Intl to Istanbul on Cheapflights with our Price Alert feature and get notified when better prices are available.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.