$382+ Cheap flights from Dulles Intl (IAD) to Istanbul (IST)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/20. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — IST
Oct 7 — Oct 141
Round-trip
1 adult, Economy
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Find cheap flights from Dulles Intl to Istanbul with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Washington, D.C. Dulles Intl to Istanbul are usually found in February or January, booked 79 days in advance, depart on a Wednesday or Sunday and return on a Saturday
Cheap flight deals from Dulles Intl to Istanbul
Cheapest
Best
Last-minute
One-way
Cheapest flights from Dulles Intl to IstanbulExplore 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 September 7, 2026.
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 September 7, 2026.
This Super.com deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/811:05 am -
1 stop24h 30m
Wed 10/141:30 pm -
1 stop26h 15m
Deal found 9/2![Qatar Airways logo]()
$752
This Gotogate deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/225:50 pm -
1 stop36h 55m
Sat 11/284:25 pm -
1 stop30h 20m
Deal found 9/2![SAUDIA logo]()
$753
This Super.com deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2011:05 am -
1 stop24h 30m
Wed 1/208:10 pm -
1 stop27h 45m
Deal found 9/4![Qatar Airways logo]()
$755
This Super.com deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1011:05 am -
1 stop24h 30m
Tue 10/208:05 pm -
1 stop26h 35m
Deal found 9/3![Qatar Airways logo]()
$757
This Super.com deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/59:00 pm -
1 stop31h 55m
Wed 10/288:10 pm -
1 stop27h 45m
Deal found 9/4![Qatar Airways logo]()
$758
This flugladen.de deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure flugladen.de is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/49:00 pm -
1 stop26h 20m
Fri 10/168:05 pm -
1 stop19h 40m
Deal found 9/4![Qatar Airways logo]()
$760
This oojo deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/79:00 pm -
1 stop31h 55m
Thu 9/248:05 pm -
1 stop26h 35m
Deal found 9/3![Qatar Airways logo]()
$761
This Super.com deal was found by Cheapflights users on 9/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/149:00 pm -
1 stop31h 55m
Fri 9/2511:40 am -
1 stop28h 05m
Deal found 9/5![Qatar Airways logo]()
$762
This IEagle deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure IEagle is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/2411:05 am -
1 stop24h 30m
Thu 10/88:05 pm -
1 stop26h 35m
Deal found 9/2![Qatar Airways logo]()
$763
This FlightHub deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1011:05 am -
1 stop24h 30m
Wed 9/308:05 pm -
1 stop19h 40m
Deal found 9/2![Qatar Airways logo]()
$764
This IEagle deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure IEagle is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/79:00 pm -
1 stop38h 35m
Mon 10/198:05 pm -
1 stop19h 40m
Deal found 9/3![Qatar Airways logo]()
$765
This Justfly.com deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2211:05 am -
1 stop24h 30m
Tue 10/68:05 pm -
1 stop26h 35m
Deal found 9/2![Qatar Airways logo]()
$766
Best flights from Dulles Intl to IstanbulDiscover carefully curated flight deals from Dulles Intl to Istanbul that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 7, 2026.
Discover carefully curated flight deals from Dulles Intl to Istanbul that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 7, 2026.
This Qatar Airways deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/259:00 pm -
1 stop26h 20m
Mon 9/281:45 pm -
1 stop26h 00m
Deal found 9/6![Qatar Airways logo]()
$859
This British Airways deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/309:45 pm -
1 stop32h 10m
Tue 12/226:35 pm -
1 stop33h 20m
Deal found 9/4![British Airways logo]()
$868
This United Airlines deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/2412:37 pm -
2 stops21h 33m
Thu 12/246:30 am -
1 stop17h 25m
Deal found 9/4![United Airlines logo]()
$871
This Lufthansa deal was found by Cheapflights users on 9/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/3111:55 pm -
2 stops15h 50m
Sun 11/156:30 am -
1 stop17h 25m
Deal found 9/5![Lufthansa logo]()
$945
This Turkish Airlines deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/41:15 pm -
Nonstop9h 45m
Thu 10/298:30 am -
Nonstop11h 15m
Deal found 9/4![Turkish Airlines logo]()
$1,089
This United Airlines deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/251:15 pm -
2 stops26h 30m
Sun 11/86:30 am -
2 stops37h 19m
Deal found 9/2![United Airlines logo]()
$937
This Qatar Airways deal was found by Cheapflights users on 9/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/106:41 pm -
2 stops40h 54m
Tue 9/1511:40 am -
1 stop35h 00m
Deal found 9/5![Qatar Airways logo]()
$988
This Qatar Airways deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/106:41 pm -
2 stops40h 54m
Thu 10/221:30 pm -
1 stop33h 10m
Deal found 9/3![Qatar Airways logo]()
$991
This United Airlines deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1112:35 pm -
2 stops25h 50m
Sun 11/16:30 am -
2 stops26h 00m
Deal found 9/3![United Airlines logo]()
$1,072
This Qatar Airways deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/206:52 am -
2 stops46h 08m
Wed 9/308:05 pm -
1 stop26h 35m
Deal found 9/6![Qatar Airways logo]()
$1,008
This United Airlines deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/133:25 pm -
1 stop14h 35m
Sun 9/205:50 am -
1 stop14h 45m
Deal found 9/7![United Airlines logo]()
$1,076
This Qatar Airways deal was found by Cheapflights users on 9/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/224:56 pm -
2 stops35h 59m
Sun 9/2711:40 am -
1 stop35h 00m
Deal found 9/5![Qatar Airways logo]()
$1,029
Last-minute flights from Dulles Intl to IstanbulDiscover last-minute flight deals from Dulles Intl to Istanbul. Data last updated September 7, 2026 and is based on user searches.
Discover last-minute flight deals from Dulles Intl to Istanbul. Data last updated September 7, 2026 and is based on user searches.
This oojo deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/39:00 pm -
1 stop31h 55m
Mon 9/148:05 pm -
1 stop19h 40m
Deal found 9/3![Qatar Airways logo]()
$767
This oojo deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/79:00 pm -
1 stop31h 55m
Thu 9/248:05 pm -
1 stop26h 35m
Deal found 9/3![Qatar Airways logo]()
$761
This IEagle deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure IEagle is selected, and click “Compare selected ” under the list of providers to see comparable flight deals.
Mon 9/79:00 pm -
1 stop38h 35m
Mon 10/198:05 pm -
1 stop19h 40m
Deal found 9/3![Qatar Airways logo]()
$765
This Super.com deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/811:05 am -
1 stop24h 30m
Wed 10/141:30 pm -
1 stop26h 15m
Deal found 9/2![Qatar Airways logo]()
$752
This Super.com deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1011:05 am -
1 stop24h 30m
Tue 10/208:05 pm -
1 stop26h 35m
Deal found 9/3![Qatar Airways logo]()
$757
This FlightHub deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1011:05 am -
1 stop24h 30m
Wed 9/308:05 pm -
1 stop19h 40m
Deal found 9/2![Qatar Airways logo]()
$764
This Super.com deal was found by Cheapflights users on 9/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/149:00 pm -
1 stop31h 55m
Fri 9/2511:40 am -
1 stop28h 05m
Deal found 9/5![Qatar Airways logo]()
$762
This Justfly.com deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2211:05 am -
1 stop24h 30m
Tue 10/68:05 pm -
1 stop26h 35m
Deal found 9/2![Qatar Airways logo]()
$766
This IEagle deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure IEagle is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/2411:05 am -
1 stop24h 30m
Thu 10/88:05 pm -
1 stop26h 35m
Deal found 9/2![Qatar Airways logo]()
$763
This flugladen.de deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure flugladen.de is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/49:00 pm -
1 stop26h 20m
Fri 10/168:05 pm -
1 stop19h 40m
Deal found 9/4![Qatar Airways logo]()
$760
This Super.com deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/59:00 pm -
1 stop31h 55m
Wed 10/288:10 pm -
1 stop27h 45m
Deal found 9/4![Qatar Airways logo]()
$758
This Super.com deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates ” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2011:05 am -
1 stop24h 30m
Wed 1/208:10 pm -
1 stop27h 45m
Deal found 9/4![Qatar Airways logo]()
$755
One-way flights from Dulles Intl to IstanbulSearch for one-way flight options from Dulles Intl to Istanbul. Find affordable one-way fares based on user searches. Data last updated September 7, 2026.
Search for one-way flight options from Dulles Intl to Istanbul. Find affordable one-way fares based on user searches. Data last updated September 7, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/208:30 pm -
3 stops19h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Multiple Airlines logo]()
$382
This Kiwi.com deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/238:30 pm -
3 stops39h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Multiple Airlines logo]()
$383
This Kiwi.com deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/211:12 am -
2 stops25h 13m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![Multiple Airlines logo]()
$384
This Kiwi.com deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/15:15 pm -
3 stops32h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Multiple Airlines logo]()
$386
This IEagle deal was found by Cheapflights users on 9/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure IEagle is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/139:00 pm -
1 stop26h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![Qatar Airways logo]()
$387
This IEagle deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure IEagle is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/149:00 pm -
1 stop38h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![Qatar Airways logo]()
$390
This Kiwi.com deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/37:40 pm -
3 stops31h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Multiple Airlines logo]()
$391
This Kiwi.com deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/117:40 pm -
3 stops32h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Multiple Airlines logo]()
$392
This Kiwi.com deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/258:30 pm -
2 stops38h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Multiple Airlines logo]()
$397
Find 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 September 7, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $752 (Super.com) |
One-way from | $382 (Kiwi.com) |
Popular in | June |
Cheapest in | February |
Average price | $976 |
Good round-trip deal | $856 or less |
Good one-way deal | $551 or less |
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 7,457,451 searches. Data last updated September 7, 2026.
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
Fly to
Route
Depart
Return
Cheapest round-trip
Washington, D.C.Istanbul
IAD Washington, D.C. Dulles Intl - IST Istanbul
IADIST
Washington, D.C. Dulles Intl
Fri 9/11
9:00 pm-6:20 am
1 stop26h 20m
Istanbul
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$437
Washington, D.C.Istanbul
IAD Washington, D.C. Dulles Intl - IST Istanbul
IADIST
Washington, D.C. Dulles Intl
Sun 9/13
5:55 pm-9:35 pm
1 stop20h 40m
Istanbul
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$642
Washington, D.C.Istanbul
IAD Washington, D.C. Dulles Intl - IST Istanbul
IADIST
Washington, D.C. Dulles Intl
Wed 9/16
9:40 pm-2:50 pm
Nonstop10h 10m
Istanbul
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$672
Quickest round-trip
Washington, D.C.Istanbul
IAD Washington, D.C. Dulles Intl - IST Istanbul
IADIST
Washington, D.C. Dulles Intl
Thu 10/8
1:15 pm-6:00 am
Nonstop9h 45m
Istanbul
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$672
Washington, D.C.Istanbul
IAD Washington, D.C. Dulles Intl - IST Istanbul
IADIST
Washington, D.C. Dulles Intl
Wed 9/16
8:30 pm-11:50 pm
3 stops20h 20m
Istanbul
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$685
Washington, D.C.Istanbul
IAD Washington, D.C. Dulles Intl - IST Istanbul
IADIST
Washington, D.C. Dulles Intl
Mon 10/12
1:15 pm-6:00 am
Nonstop9h 45m
Istanbul
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$691
Washington, D.C.Istanbul
IAD Washington, D.C. Dulles Intl - IST Istanbul
IADIST
Washington, D.C. Dulles Intl
Thu 10/8
9:45 am-9:35 pm
2 stops28h 50m
Istanbul
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$696
Washington, D.C.Istanbul
IAD Washington, D.C. Dulles Intl - IST Istanbul
IADIST
Washington, D.C. Dulles Intl
Thu 10/15
8:30 am-1:00 pm
2 stops21h 30m
Istanbul
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$697
Washington, D.C.Istanbul
IAD Washington, D.C. Dulles Intl - IST Istanbul
IADIST
Washington, D.C. Dulles Intl
Fri 9/25
9:00 pm-6:20 am
1 stop26h 20m
Istanbul
Mon 9/28
1:45 pm-8:45 am
1 stop26h 00m
$859
Washington, D.C.Istanbul
IAD Washington, D.C. Dulles Intl - IST Istanbul
IADIST
Washington, D.C. Dulles Intl
Mon 11/30
9:45 pm-1:55 pm
1 stop32h 10m
Istanbul
Tue 12/22
6:35 pm-7:55 pm
1 stop33h 20m
$868
Showing 1-10 of 20 resultsSorted by cheapest first
Compare providers for flights from Dulles Intl to Istanbul
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Dulles Intl to Istanbul in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*2 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Istanbul Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Washington, D.C. Dulles Intl Airport-Istanbul Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C. Dulles Intl Airport-Istanbul Airport flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Istanbul Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Washington, D.C. Dulles Intl Airport-Istanbul Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
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.
IAD-IST
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
Prices
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Delays
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How far ahead should I book a flight from Washington, D.C. Dulles Intl Airport to Istanbul Airport?
Booking 78 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 $721). Flying from Washington, D.C. Dulles Intl Airport to Istanbul Airport in June is currently the most expensive (average of $1,298). 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 September 7, 2026.
When flying from Washington, D.C. Dulles Intl Airport to Istanbul Airport, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 8% versus a flight 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 June 20, 2026.
Travelers seeking maximum savings on their Washington, D.C. Dulles Intl Airport to Istanbul Airport flight should consider departing on Tuesday afternoons when fares are most often at their lowest. Wednesday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
How often are flights from Washington, D.C. to Istanbul delayed?
About 18% of weekly flights between Washington, D.C. and Istanbul have experienced delays in the past year, with the average delay time being 163 minutes.
What is the most punctual flight time for Washington, D.C. to Istanbul flights?
Historically, flights departing in the early afternoon are less likely to be delayed, whereas flights leaving in the morning tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Wednesday tends to have the lowest number of delays on this route, whereas Monday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Washington, D.C. to Istanbul flights?
Over the last year, Turkish Airlines have had the lowest number of delays on this route, with just 18% of flights being delayed.
What’s the top layover airport for flights from Washington, D.C. Dulles Intl Airport to Istanbul Airport?
Share of 1-stop round-trip flights from Washington, D.C. Dulles Intl Airport to Istanbul Airport chosen by Cheapflights users in the past 12 months, using the same layover each way.
Abu Dhabi (AUH) – chosen by Cheapflights users on 25% of 1-stop itineraries from Washington, D.C. Dulles Intl Airport to Istanbul Airport on Cheapflights.
What’s the cheapest layover airport for flights from Washington, D.C. Dulles Intl Airport to Istanbul Airport?
Average round-trip fare for 1-stop flights from Washington, D.C. Dulles Intl Airport to Istanbul Airport, chosen by Cheapflights users in the past 12 months, with the same layover each way.
Amman (AMM) is the most affordable 1-stop option, with an average round-trip price of $211.
What’s the fastest layover option from Washington, D.C. Dulles Intl Airport to Istanbul Airport?
Shortest average travel time for 1-stop one-way flights from Washington, D.C. Dulles Intl Airport to Istanbul Airport, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.
Flights via Frankfurt am Main (FRA) have the shortest average one-way travel time for 1-stop routes: 12h 48m.
Which airport typically offers the quickest layover for flights from Washington, D.C. Dulles Intl Airport to Istanbul Airport?
Average layover duration for 1-stop one-way flights from Washington, D.C. Dulles Intl Airport to Istanbul Airport, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Frankfurt am Main (FRA) offer the fastest connection on this route, with an average layover time of 2h 06m.
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 September 7, 2026.
Read through reviews of airlines operating flights from Washington, D.C. Dulles Intl Airport to Istanbul Airport, such as KLM,Turkish Airlines, andQatar Airways. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Food
7.3
Entertainment
7.2
Comfort
7.7
Boarding
7.8
Overall
7.8
Crew
8.4
Reviews
1 / 20
8.0
ExcellentKushal,Sep 2026
QRO - ATL
Food
7.3
Entertainment
7.2
Comfort
7.7
Boarding
7.8
Overall
7.8
Crew
8.4
Reviews
1 / 20
8.0
ExcellentKushal,Sep 2026
QRO - ATL
Food
7.3
Entertainment
7.2
Comfort
7.7
Boarding
7.8
Overall
7.8
Crew
8.4
Reviews
1 / 20
8.0
ExcellentKushal,Sep 2026
QRO - ATL
Food
7.3
Entertainment
7.2
Comfort
7.7
Boarding
7.8
Overall
7.8
Crew
8.4
Reviews
1 / 20
8.0
ExcellentKushal,Sep 2026
QRO - ATL
Food
7.3
Entertainment
7.2
Comfort
7.7
Boarding
7.8
Overall
7.8
Crew
8.4
Reviews
1 / 20
8.0
ExcellentKushal,Sep 2026
QRO - ATL
Food
7.3
Entertainment
7.2
Comfort
7.7
Boarding
7.8
Overall
7.8
Crew
8.4
Reviews
1 / 20
8.0
ExcellentKushal,Sep 2026
QRO - ATL
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.
Traveling to a place near Istanbul Airport?
Book flights to Istanbul Airport if you plan to visit one of these locationsYalova
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Other flights to Istanbul
Explore flights to Istanbul departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 7, 2026.
Dulles Intl and Istanbul flights
Browse other Dulles Intl and Istanbul flight options. Last updated on September 7, 2026.
Other flights from Dulles Intl
Browse through other flights departing from Dulles Intl. Flights are based on user searches made on Cheapflights and were last updated on September 7, 2026.
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Top 10 airlines flying from Dulles Intl to Istanbul
Discover the top 10 airlines that operate flights from Dulles Intl to Istanbul. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated September 7, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$393 | Average$651 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$555 | Average$1,022 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$565 | Average$672 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$618 | Average$827 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$637 | Average$1,079 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$651 | Average$982 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$683 | Average$994 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$705 | Average$829 | FlexibilityNo cancel fee | On-time68% | |
| Cheapest$730 | Average$959 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$732 | Average$1,178 | FlexibilityNo cancel fee | On-time69% |