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Dulles Intl

$381+ Cheap flights from Bucharest (BUH) to Dulles Intl (IAD)

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 10/27. Fares are subject to change and may not be available on all flights or dates of travel.
BUH — IAD
Aug 23 — Aug 301
Sun 8/23
Sun 8/30
1 adult, Economy
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Cheap flight deals from Bucharest to Dulles Intl

Cheapest flights from Bucharest to Dulles Intl
Explore the most affordable flight options available from Bucharest to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 24, 2026.

This Gotogate deal was found by Cheapflights users on 7/22. 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.
Sat 9/54:10 pm
OTP
-
IAD
1 stop31h 35m
SWISS
Sat 9/128:20 pm
IAD
-
OTP
1 stop21h 50m
SWISS
Deal found 7/22$575
This Gotogate deal was found by Cheapflights users on 7/20. 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.
Sat 9/54:10 pm
OTP
-
IAD
1 stop31h 35m
SWISS
Mon 9/218:20 pm
IAD
-
OTP
1 stop21h 50m
SWISS
Deal found 7/20$576
This Gotogate deal was found by Cheapflights users on 7/20. 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.
Fri 9/116:05 am
OTP
-
IAD
1 stop14h 30m
Lufthansa
Thu 9/243:25 pm
IAD
-
OTP
1 stop18h 05m
Lufthansa
Deal found 7/20$577
This Gotogate deal was found by Cheapflights users on 7/23. 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.
Thu 9/103:55 pm
OTP
-
IAD
1 stop29h 05m
Austrian Airlines
Fri 9/255:45 pm
IAD
-
OTP
1 stop23h 25m
Austrian Airlines
Deal found 7/23$580
This Gotogate deal was found by Cheapflights users on 7/22. 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.
Fri 9/116:20 am
OTP
-
IAD
1 stop17h 25m
SWISS
Thu 9/248:20 pm
IAD
-
OTP
1 stop21h 50m
SWISS
Deal found 7/22$583
This Mytrip deal was found by Cheapflights users on 7/24. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/76:20 am
OTP
-
IAD
1 stop17h 25m
SWISS
Mon 9/148:20 pm
IAD
-
OTP
1 stop12h 00m
SWISS
Deal found 7/24$586
This Mytrip deal was found by Cheapflights users on 7/22. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/46:20 am
OTP
-
IAD
1 stop17h 25m
SWISS
Fri 9/118:20 pm
IAD
-
OTP
1 stop21h 50m
SWISS
Deal found 7/22$591
This Booking.com deal was found by Cheapflights users on 7/21. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/26:20 am
OTP
-
IAD
1 stop17h 25m
SWISS
Fri 9/118:20 pm
IAD
-
OTP
1 stop21h 50m
SWISS
Deal found 7/21$598
This United Airlines deal was found by Cheapflights users on 7/22. 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 9/116:05 am
OTP
-
IAD
1 stop17h 00m
United Airlines
Thu 9/2410:10 pm
IAD
-
OTP
1 stop18h 10m
United Airlines
Deal found 7/22$599

Find flight deals from Bucharest to Dulles Intl

Discover tips and strategies to find the most affordable flight options for your journey from Bucharest (BUH) to Dulles Intl (IAD). 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 July 24, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$575
(Gotogate)

One-way from

$381
(British Airways)

Popular in

January

Cheapest in

November

Average price

$675
Provider with most accurate pricing for Bucharest (BUH)-Washington, D.C. (WAS) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Bucharest (BUH)-Washington, D.C. (WAS) flights.
Search Deals
From Bucharest (BUH) to Washington, D.C. Dulles Intl
Search Deals
One-way flight from Bucharest (BUH) to Washington, D.C. Dulles Intl
Search Deals
Highest demand for flights based on searches. 13% potential increase in price ($110 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($21 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Bucharest to Dulles Intl 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 2,558,603 searches. Data last updated July 24, 2026.
Use the filters below to find and compare flights from Bucharest to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BucharestWashington, D.C.

OTP - IAD

OTPIAD

Bucharest Otopeni Intl

Wed 10/14

6:05 am-4:05 pm

1 stop17h 00m

Washington, D.C. Dulles Intl

Wed 10/21

8:33 am-6:35 pm

2 stops27h 02m

$599

BucharestWashington, D.C.

OTP - IAD

OTPIAD

Bucharest Otopeni Intl

Fri 9/11

6:05 am-4:05 pm

1 stop17h 00m

Washington, D.C. Dulles Intl

Thu 9/24

10:10 pm-11:20 pm

1 stop18h 10m

$599

BucharestWashington, D.C.

OTP - IAD

OTPIAD

Bucharest Otopeni Intl

Wed 9/2

1:45 pm-4:09 pm

2 stops33h 24m

Washington, D.C. Dulles Intl

Fri 9/11

10:20 pm-6:35 pm

1 stop13h 15m

$604

BucharestWashington, D.C.

OTP - IAD

OTPIAD

Bucharest Otopeni Intl

Mon 9/7

6:55 pm-2:00 pm

1 stop26h 05m

Washington, D.C. Dulles Intl

Mon 9/14

3:15 pm-6:35 pm

2 stops20h 20m

$608

BucharestWashington, D.C.

OTP - IAD

OTPIAD

Bucharest Otopeni Intl

Fri 9/4

6:55 pm-9:08 pm

2 stops33h 13m

Washington, D.C. Dulles Intl

Fri 9/11

10:20 pm-6:35 pm

1 stop13h 15m

$614

BucharestWashington, D.C.

OTP - IAD

OTPIAD

Bucharest Otopeni Intl

Thu 9/17

6:20 am-2:20 pm

2 stops15h 00m

Washington, D.C. Dulles Intl

Wed 9/30

8:20 pm-1:10 am

1 stop21h 50m

$629
Quickest round-trip

BucharestWashington, D.C.

OTP - IAD

OTPIAD

Bucharest Otopeni Intl

Fri 9/11

6:20 am-2:20 pm

2 stops15h 00m

Washington, D.C. Dulles Intl

Thu 9/24

8:20 pm-3:20 pm

1 stop12h 00m

$631
Cheapest one-way

BucharestWashington, D.C.

OTP - IAD

OTPIAD

Bucharest Otopeni Intl

Tue 10/27

4:40 pm-4:40 pm

1 stop30h 00m

$406

BucharestWashington, D.C.

OTP - IAD

OTPIAD

Bucharest Otopeni Intl

Tue 10/27

8:20 am-11:33 pm

2 stops21h 13m

$413

BucharestWashington, D.C.

OTP - IAD

OTPIAD

Bucharest Otopeni Intl

Sun 9/13

8:10 am-6:59 pm

2 stops41h 49m

$413

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/20

Showing 1-10 of 18 resultsSorted by cheapest first
1
2

Best time to book a flight from Bucharest to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Bucharest 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 Bucharest to Washington, D.C. Dulles Intl Airport

What is the cheapest month to book a flight from Bucharest to Washington, D.C. Dulles Intl Airport?

Currently, March is the cheapest month in which you can book a flight from Bucharest to Washington, D.C. Dulles Intl Airport (average of $528). Flying from Bucharest to Washington, D.C. Dulles Intl Airport in May is currently the most expensive (average of $847). 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.

How much does it cost to fly round-trip from Bucharest to Washington, D.C. Dulles Intl Airport?

Airfare is below average for this route at the moment.
Bucharest to Washington, D.C. Dulles Intl Airport flights typically cost between $586 and $809 in September.
The cheapest round-trip price found within the last 5 days was $575 on SWISS (Sep 5-Sep 12).

Reviews of airlines servicing Dulles Intl

Get insights into the airlines that provide service to Dulles Intl. 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 Dulles Intl. Reviews last updated July 24, 2026.
See what other customers who have flown with KLM from Bucharest to Washington, D.C. Dulles Intl Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.8
Good
1,544 reviews

Boarding

7.8

Entertainment

7.2

Comfort

7.7

Overall

7.8

Crew

8.4

Food

7.3

Reviews

1 / 20
4.0
Okay

Subhash,Jul 2026

CDG - ATL

The priority tag for bags were taken out. 1 bag is missing. Food was worst for AVML. The food was dry and burnt.
KLM
7.8
Good
1,544 reviews
KLM
7.8
Good
1,544 reviews

Boarding

7.8

Entertainment

7.2

Comfort

7.7

Overall

7.8

Crew

8.4

Food

7.3

Reviews

1 / 20
4.0
Okay

Subhash,Jul 2026

CDG - ATL

The priority tag for bags were taken out. 1 bag is missing. Food was worst for AVML. The food was dry and burnt.

Related info for your journey

Find useful and relevant information for your journey from Bucharest to Dulles Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Bucharest to Washington, D.C. Dulles Intl Airport?

    Departing from Bucharest to Washington, D.C. Dulles Intl Airport will take you 17h. The distance from Bucharest to Washington, D.C. Dulles Intl Airport is about 4962 mi.

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

    According to our current data, Air France ($448), Lufthansa ($494), and KLM ($528) offers the cheapest pricing from Bucharest to Washington, D.C. Dulles Intl Airport. Air France is currently priced 34% below the average price you’ll pay for this route.

  • Can I find deals for flights from Bucharest to Dulles Intl that include hotel bookings?

    Yes. In addition to deals on Bucharest to Dulles Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Bucharest to Dulles Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Bucharest to Dulles Intl.

  • Can I find deals for business class flights from Bucharest to Dulles Intl?

    Yes. Cheapflights offers flight deals from Bucharest to Dulles Intl 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 Bucharest to Washington, D.C. Dulles Intl Airport?

    Currently, March is the cheapest month in which you can book a flight from Bucharest to Washington, D.C. Dulles Intl Airport (average of $528). Flying from Bucharest to Washington, D.C. Dulles Intl Airport in May is currently the most expensive (average of $847). 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

Traveling 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
Alexandria
Tysons
Arlington
Owings Mills
Springfield
Lanham
Reston
Herndon
Rockville
Chantilly
Hyattsville
Fredericksburg
Falls Church
Hanover
Manassas
Laurel
Sterling
Clinton
Hunt Valley
Cordova

Browse thousands of different options on Cheapflights for your next trip

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Top 3 airlines flying from Bucharest to Dulles Intl

Discover the top 3 airlines that operate flights from Bucharest to Dulles Intl. 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 2,558,603 searches. Data last updated July 24, 2026.
AirlineCheapestAverageFlexibilityOn-time
Air FranceCheapest$448Average$614FlexibilityNo cancel feeOn-time77%
LufthansaCheapest$494Average$692FlexibilityNo cancel feeOn-time76%
KLMCheapest$528Average$642FlexibilityNo cancel feeOn-time75%

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