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Bucharest

$309+ Cheap flights from Dulles Intl (IAD) to Bucharest (BUH)

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 9/14. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — BUH
Jul 10 — Jul 171
Fri 7/10
Fri 7/17
1 adult, Economy
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Cheap flight deals from Dulles Intl to Bucharest

Cheapest flights from Dulles Intl to Bucharest
Explore the most affordable flight options available from Dulles Intl to Bucharest. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 10, 2026.

This Air France deal was found by Cheapflights users on 6/7. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/79:45 pm
IAD
-
OTP
1 stop17h 50m
Multiple Airlines
Mon 7/272:00 pm
OTP
-
IAD
1 stop32h 35m
Multiple Airlines
Deal found 6/7$909
This Gotogate deal was found by Cheapflights users on 6/6. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/89:55 am
IAD
-
OTP
2 stops19h 05m
Multiple Airlines
Wed 7/223:55 pm
OTP
-
IAD
1 stop29h 40m
Multiple Airlines
Deal found 6/6$910
This Delta deal was found by Cheapflights users on 6/7. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/89:45 pm
IAD
-
OTP
1 stop32h 55m
Delta
Fri 7/317:05 am
OTP
-
IAD
1 stop15h 30m
Delta
Deal found 6/7$911
This Justfly.com deal was found by Cheapflights users on 6/7. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/810:20 pm
IAD
-
OTP
1 stop13h 15m
Lufthansa
Tue 7/2812:45 pm
OTP
-
IAD
1 stop13h 40m
Lufthansa
Deal found 6/7$912
This United Airlines deal was found by Cheapflights users on 6/7. 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.
Mon 7/610:20 pm
IAD
-
OTP
1 stop19h 50m
United Airlines
Tue 7/216:15 am
OTP
-
IAD
1 stop20h 10m
United Airlines
Deal found 6/7$913
This United Airlines deal was found by Cheapflights users on 6/7. 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.
Mon 7/610:20 pm
IAD
-
OTP
1 stop19h 50m
United Airlines
Fri 7/316:05 am
OTP
-
IAD
1 stop14h 30m
United Airlines
Deal found 6/7$914
This SWISS deal was found by Cheapflights users on 6/7. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/68:20 pm
IAD
-
OTP
1 stop21h 50m
SWISS
Mon 7/274:10 pm
OTP
-
IAD
1 stop31h 35m
SWISS
Deal found 6/7$915
This CheapOair deal was found by Cheapflights users on 6/5. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/143:45 pm
IAD
-
OTP
2 stops19h 50m
Multiple Airlines
Thu 7/306:15 am
OTP
-
IAD
1 stop20h 10m
Multiple Airlines
Deal found 6/5$916
This United Airlines deal was found by Cheapflights users on 6/5. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/710:20 pm
IAD
-
OTP
1 stop13h 15m
United Airlines
Tue 7/211:50 pm
OTP
-
IAD
2 stops32h 11m
United Airlines
Deal found 6/5$917
This Gotogate deal was found by Cheapflights users on 6/7. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/73:45 pm
IAD
-
OTP
2 stops17h 35m
Multiple Airlines
Tue 7/143:55 pm
OTP
-
IAD
1 stop29h 40m
Multiple Airlines
Deal found 6/7$918
This Delta deal was found by Cheapflights users on 6/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/1511:10 am
IAD
-
OTP
2 stops18h 50m
Delta
Wed 7/297:05 am
OTP
-
IAD
1 stop15h 30m
Delta
Deal found 6/8$919
This KAYAK deal was found by Cheapflights users on 6/7. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/58:20 pm
IAD
-
OTP
1 stop12h 00m
SWISS
Thu 7/236:20 am
OTP
-
IAD
1 stop17h 25m
SWISS
Deal found 6/7$920

Find flight deals from Dulles Intl to Bucharest

Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) to Bucharest (BUH). 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 June 10, 2026.

Most accurate provider

Ovago
3 stars

Most trusted provider

Ovago
3 stars

Round-trip from

$909
(Air France)

One-way from

$309
(Kiwi.com)

Popular in

December

Cheapest in

January

Average price

$952
Provider with most accurate pricing for Washington, D.C. Dulles Intl-Bucharest (BUH) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. Dulles Intl-Bucharest (BUH) flights.
Search Deals
From Washington, D.C. Dulles Intl to Bucharest (BUH)
Search Deals
One-way flight from Washington, D.C. Dulles Intl to Bucharest (BUH)
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($45 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($34 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Dulles Intl to Bucharest 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 June 10, 2026.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Bucharest that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Bucharest

IAD - OTP

IADOTP

Washington, D.C. Dulles Intl

Wed 7/8

5:30 pm-12:00 pm

1 stop11h 30m

Bucharest Otopeni Intl

Mon 7/20

6:55 pm-2:35 pm

1 stop26h 40m

$926

Washington, D.C.Bucharest

IAD - OTP

IADOTP

Washington, D.C. Dulles Intl

Tue 7/14

6:59 pm-5:40 pm

2 stops15h 41m

Bucharest Otopeni Intl

Wed 7/29

7:05 am-6:19 pm

2 stops18h 14m

$928

Washington, D.C.Bucharest

IAD - OTP

IADOTP

Washington, D.C. Dulles Intl

Tue 7/14

1:15 pm-1:00 pm

2 stops16h 45m

Bucharest Otopeni Intl

Thu 7/30

6:15 am-7:02 pm

2 stops19h 47m

$940

Washington, D.C.Bucharest

IAD - OTP

IADOTP

Washington, D.C. Dulles Intl

Thu 8/6

1:15 pm-12:00 pm

2 stops15h 45m

Bucharest Otopeni Intl

Sat 8/29

6:05 am-3:15 pm

1 stop16h 10m

$944

Washington, D.C.Bucharest

IAD - OTP

IADOTP

Washington, D.C. Dulles Intl

Thu 8/6

1:15 pm-12:00 pm

2 stops15h 45m

Bucharest Otopeni Intl

Mon 8/31

1:50 pm-12:44 am

2 stops17h 54m

$954

Washington, D.C.Bucharest

IAD - OTP

IADOTP

Washington, D.C. Dulles Intl

Fri 7/10

9:45 pm-1:40 pm

1 stop32h 55m

Bucharest Otopeni Intl

Tue 7/21

2:00 pm-3:35 pm

1 stop32h 35m

$971

Washington, D.C.Bucharest

IAD - OTP

IADOTP

Washington, D.C. Dulles Intl

Mon 7/13

10:25 pm-1:20 am

1 stop19h 55m

Bucharest Otopeni Intl

Sat 8/1

8:00 pm-3:55 pm

1 stop26h 55m

$983
Quickest round-trip

Washington, D.C.Bucharest

IAD - OTP

IADOTP

Washington, D.C. Dulles Intl

Tue 7/7

10:20 pm-6:35 pm

1 stop13h 15m

Bucharest Otopeni Intl

Sat 7/18

6:15 am-3:05 pm

1 stop15h 50m

$983

Washington, D.C.Bucharest

IAD - OTP

IADOTP

Washington, D.C. Dulles Intl

Mon 7/6

10:20 pm-1:10 am

1 stop19h 50m

Bucharest Otopeni Intl

Sun 7/19

6:15 am-3:05 pm

1 stop15h 50m

$983

Washington, D.C.Bucharest

IAD - OTP

IADOTP

Washington, D.C. Dulles Intl

Fri 8/7

12:55 pm-1:10 pm

2 stops17h 15m

Bucharest Otopeni Intl

Fri 8/28

6:15 am-5:37 pm

2 stops18h 22m

$989

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/8

Showing 1-10 of 19 resultsSorted by cheapest first
1
2

Compare providers for flights from Dulles Intl to Bucharest

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 Bucharest in June.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
OvagoPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Bucharest flights, users find the pricing of Ovago to be most consistent on Cheapflights vs. Ovago Users can find the same prices on Washington, D.C. Dulles Intl Airport-Bucharest flight deals on Cheapflights vs. Ovago >95% of the time. Price accuracy is based on data collected from Washington, D.C. Dulles Intl Airport-Bucharest 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-Bucharest flights, Cheapflights users trust Ovago the most. Ovago 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-Bucharest 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 Bucharest

Have a flexible travel schedule? Discover the best time to fly to Bucharest 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 Bucharest

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

Currently, June is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Bucharest (average of $344). Flying from Washington, D.C. Dulles Intl Airport to Bucharest in August is currently the most expensive (average of $564). 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 Washington, D.C. Dulles Intl Airport to Bucharest?

What’s the top layover airport for flights from Washington, D.C. Dulles Intl Airport to Bucharest?

Share of 1-stop round-trip flights from Washington, D.C. Dulles Intl Airport to Bucharest chosen by Cheapflights users in the past 12 months, using the same layover each way.

Istanbul (IST) – chosen by Cheapflights users on 96% of 1-stop itineraries from Washington, D.C. Dulles Intl Airport to Bucharest on Cheapflights.

What’s the cheapest layover airport for flights from Washington, D.C. Dulles Intl Airport to Bucharest?

Average round-trip fare for 1-stop flights from Washington, D.C. Dulles Intl Airport to Bucharest, chosen by Cheapflights users in the past 12 months, with the same layover each way.

Vienna (VIE) is the most affordable 1-stop option, with an average round-trip price of $622.

What’s the fastest layover option from Washington, D.C. Dulles Intl Airport to Bucharest?

Shortest average travel time for 1-stop one-way flights from Washington, D.C. Dulles Intl Airport to Bucharest, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.

Flights via Zurich (ZRH) have the shortest average one-way travel time for 1-stop routes: 12h 00m.

Which airport typically offers the quickest layover for flights from Washington, D.C. Dulles Intl Airport to Bucharest?

Average layover duration for 1-stop one-way flights from Washington, D.C. Dulles Intl Airport to Bucharest, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Vienna (VIE) offer the fastest connection on this route, with an average layover time of 2h 25m.

How far ahead should I book a flight from Washington, D.C. Dulles Intl Airport to Bucharest?

The best time to book flights from Washington, D.C. Dulles Intl Airport to Bucharest is 70 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

Reviews of airlines servicing Bucharest

Get insights into the airlines that provide service to Bucharest. 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 Bucharest. Reviews last updated June 10, 2026.
Get a feel of what it's like to fly with SWISS,Turkish Airlines, andUnited Airlines from Washington, D.C. Dulles Intl Airport to Bucharest by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
SWISS
7.5
Good
1,968 reviews

Boarding

7.7

Comfort

7.4

Entertainment

6.8

Overall

7.5

Food

7.1

Crew

8.3

Reviews

1 / 20
10.0
Excellent

Thomas,Mar 2026

BOS - ZRH

The business class seats on the new Swiss A350 are hard as a rock. Seems like a bit of a miss on the new "Swiss Senses" experience. Other than that, excellent service.
SWISS
7.5
Good
1,968 reviews
SWISS
7.5
Good
1,968 reviews

Boarding

7.7

Comfort

7.4

Entertainment

6.8

Overall

7.5

Food

7.1

Crew

8.3

Reviews

1 / 20
10.0
Excellent

Thomas,Mar 2026

BOS - ZRH

The business class seats on the new Swiss A350 are hard as a rock. Seems like a bit of a miss on the new "Swiss Senses" experience. Other than that, excellent service.
Turkish Airlines
7.4
Good
4,409 reviews
SWISS
7.5
Good
1,968 reviews

Boarding

7.7

Comfort

7.4

Entertainment

6.8

Overall

7.5

Food

7.1

Crew

8.3

Reviews

1 / 20
10.0
Excellent

Thomas,Mar 2026

BOS - ZRH

The business class seats on the new Swiss A350 are hard as a rock. Seems like a bit of a miss on the new "Swiss Senses" experience. Other than that, excellent service.
United Airlines
7.4
Good
9,800 reviews
SWISS
7.5
Good
1,968 reviews

Boarding

7.7

Comfort

7.4

Entertainment

6.8

Overall

7.5

Food

7.1

Crew

8.3

Reviews

1 / 20
10.0
Excellent

Thomas,Mar 2026

BOS - ZRH

The business class seats on the new Swiss A350 are hard as a rock. Seems like a bit of a miss on the new "Swiss Senses" experience. Other than that, excellent service.
Lufthansa
6.8
Okay
8,049 reviews
SWISS
7.5
Good
1,968 reviews

Boarding

7.7

Comfort

7.4

Entertainment

6.8

Overall

7.5

Food

7.1

Crew

8.3

Reviews

1 / 20
10.0
Excellent

Thomas,Mar 2026

BOS - ZRH

The business class seats on the new Swiss A350 are hard as a rock. Seems like a bit of a miss on the new "Swiss Senses" experience. Other than that, excellent service.
British Airways
6.7
Okay
8,034 reviews
SWISS
7.5
Good
1,968 reviews

Boarding

7.7

Comfort

7.4

Entertainment

6.8

Overall

7.5

Food

7.1

Crew

8.3

Reviews

1 / 20
10.0
Excellent

Thomas,Mar 2026

BOS - ZRH

The business class seats on the new Swiss A350 are hard as a rock. Seems like a bit of a miss on the new "Swiss Senses" experience. Other than that, excellent service.

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl to Bucharest. 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 Washington, D.C. Dulles Intl Airport to Bucharest?

    For as low as $926, United Airlines can have you in Bucharest from Washington, D.C. Dulles Intl Airport in 11h 30m. The distance between Washington, D.C. Dulles Intl Airport and Bucharest is about 4962 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    Flying on British Airways is currently your cheapest option to Bucharest, with prices starting at $344. Additional round-trip tickets that might be worth considering are offered by United Airlines and Air France, with the lowest prices starting at $514 and $538, respectively. These flights start at 56% lower than the current average price 3 months from now.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Dulles Intl to Bucharest 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 Bucharest?

    Currently, June is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Bucharest (average of $344). Flying from Washington, D.C. Dulles Intl Airport to Bucharest in August is currently the most expensive (average of $564). 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 Bucharest?

Book flights to Bucharest if you plan to visit one of these locations
Otopeni

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Alternative routes for Dulles Intl to Bucharest

See prices for flight routes from nearby airports that may be better suited for you.
Dulles Intl to Otopeni Intl flights
Dulles Intl to Cluj Napoca flights
Dulles Intl to Sibiu flights

Top 7 airlines flying from Dulles Intl to Bucharest

Discover the top 7 airlines that operate flights from Dulles Intl to Bucharest. 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 June 10, 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$344Average$753FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$514Average$884FlexibilityNo cancel feeOn-time69%
Air FranceCheapest$538Average$836FlexibilityNo cancel feeOn-time77%
Turkish AirlinesCheapest$549Average$668FlexibilityNo cancel feeOn-time77%
LufthansaCheapest$609Average$1,018FlexibilityNo cancel feeOn-time76%
Austrian AirlinesCheapest$622Average$1,094FlexibilityNo cancel feeOn-time78%
DeltaCheapest$629Average$679FlexibilityNo cancel feeOn-timeN/A

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