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Dulles Intl

$400+ 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 5/19. Fares are subject to change and may not be available on all flights or dates of travel.
BUH — IAD
May 28 — Jun 41
Thu 5/28
Thu 6/4
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 April 28, 2026.

This Kiwi.com deal was found by Cheapflights users on 4/24. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/111:50 pm
OTP
-
IAD
1 stop13h 05m
Multiple Airlines
Mon 5/255:25 pm
IAD
-
OTP
1 stop14h 45m
Multiple Airlines
Deal found 4/24$639
This Kiwi.com deal was found by Cheapflights users on 4/25. 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.
Sat 5/236:35 am
OTP
-
IAD
1 stop15h 00m
Multiple Airlines
Sun 5/3110:20 pm
IAD
-
OTP
1 stop13h 15m
Multiple Airlines
Deal found 4/25$646
This Kiwi.com deal was found by Cheapflights users on 4/23. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/76:35 am
OTP
-
IAD
1 stop15h 00m
Austrian Airlines
Sun 6/145:25 pm
IAD
-
OTP
1 stop14h 45m
Austrian Airlines
Deal found 4/23$649
This Lufthansa deal was found by Cheapflights users on 4/26. 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.
Wed 5/136:05 am
OTP
-
IAD
1 stop16h 00m
Multiple Airlines
Mon 9/78:20 pm
IAD
-
OTP
1 stop12h 00m
Multiple Airlines
Deal found 4/26$650
This Booking.com deal was found by Cheapflights users on 4/23. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/16:05 am
OTP
-
IAD
1 stop17h 00m
Multiple Airlines
Wed 7/158:20 pm
IAD
-
OTP
1 stop21h 50m
Multiple Airlines
Deal found 4/23$651
This United Airlines deal was found by Cheapflights users on 4/26. 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.
Wed 5/136:05 am
OTP
-
IAD
1 stop16h 00m
United Airlines
Fri 9/1110:20 pm
IAD
-
OTP
1 stop13h 15m
United Airlines
Deal found 4/26$652
This United Airlines deal was found by Cheapflights users on 4/27. 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 6/121:45 pm
OTP
-
IAD
1 stop13h 15m
United Airlines
Sun 6/2810:20 pm
IAD
-
OTP
1 stop19h 50m
United Airlines
Deal found 4/27$653
This Lufthansa deal was found by Cheapflights users on 4/28. 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.
Fri 6/121:45 pm
OTP
-
IAD
1 stop13h 15m
Lufthansa
Sun 6/2810:20 pm
IAD
-
OTP
1 stop13h 15m
Lufthansa
Deal found 4/28$654
This United Airlines deal was found by Cheapflights users on 4/26. 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.
Wed 5/136:05 am
OTP
-
IAD
1 stop16h 00m
United Airlines
Tue 9/81:00 pm
IAD
-
OTP
2 stops17h 00m
United Airlines
Deal found 4/26$655
This Booking.com deal was found by Cheapflights users on 4/26. 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.
Sun 5/246:20 am
OTP
-
IAD
1 stop17h 25m
SWISS
Sun 5/318:20 pm
IAD
-
OTP
1 stop21h 50m
SWISS
Deal found 4/26$656

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 April 28, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$639
(Kiwi.com)

One-way from

$400
(Kiwi.com)

Popular in

January

Cheapest in

October

Average price

$721
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. 22% potential increase in price ($175 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($27 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 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 April 28, 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
Quickest round-trip

BucharestWashington, D.C.

OTP - IAD

OTPIAD

Bucharest Otopeni Intl

Fri 6/12

1:45 pm-8:00 pm

1 stop13h 15m

Washington, D.C. Dulles Intl

Sun 6/28

10:20 pm-6:35 pm

1 stop13h 15m

$654

BucharestWashington, D.C.

OTP - IAD

OTPIAD

Bucharest Otopeni Intl

Mon 5/11

6:55 pm-2:35 pm

1 stop26h 40m

Washington, D.C. Dulles Intl

Mon 5/25

10:20 pm-1:10 am

1 stop19h 50m

$664

BucharestWashington, D.C.

OTP - IAD

OTPIAD

Bucharest Otopeni Intl

Mon 6/29

6:55 pm-2:35 pm

1 stop26h 40m

Washington, D.C. Dulles Intl

Tue 7/14

10:15 pm-11:30 pm

1 stop18h 15m

$665

BucharestWashington, D.C.

OTP - IAD

OTPIAD

Bucharest Otopeni Intl

Thu 6/11

6:15 am-3:05 pm

1 stop15h 50m

Washington, D.C. Dulles Intl

Fri 9/25

10:20 pm-1:10 am

1 stop19h 50m

$665

BucharestWashington, D.C.

OTP - IAD

OTPIAD

Bucharest Otopeni Intl

Thu 7/16

6:15 am-3:05 pm

1 stop15h 50m

Washington, D.C. Dulles Intl

Thu 9/10

5:35 pm-12:00 pm

1 stop11h 25m

$665

BucharestWashington, D.C.

OTP - IAD

OTPIAD

Bucharest Otopeni Intl

Tue 6/30

1:50 pm-1:35 pm

1 stop30h 45m

Washington, D.C. Dulles Intl

Tue 7/14

10:20 pm-1:10 am

1 stop19h 50m

$672

BucharestWashington, D.C.

OTP - IAD

OTPIAD

Bucharest Otopeni Intl

Fri 6/12

6:20 am-8:29 pm

2 stops21h 09m

Washington, D.C. Dulles Intl

Sun 6/28

10:20 pm-1:10 am

1 stop19h 50m

$677

BucharestWashington, D.C.

OTP - IAD

OTPIAD

Bucharest Otopeni Intl

Wed 6/24

6:20 am-4:45 pm

1 stop17h 25m

Washington, D.C. Dulles Intl

Thu 7/9

10:20 pm-6:35 pm

1 stop13h 15m

$690

BucharestWashington, D.C.

OTP - IAD

OTPIAD

Bucharest Otopeni Intl

Tue 6/23

6:20 am-4:45 pm

1 stop17h 25m

Washington, D.C. Dulles Intl

Thu 7/9

10:20 pm-6:35 pm

1 stop13h 15m

$690

BucharestWashington, D.C.

OTP - IAD

OTPIAD

Bucharest Otopeni Intl

Mon 5/25

12:45 pm-7:25 pm

1 stop13h 40m

Washington, D.C. Dulles Intl

Sun 6/14

10:15 pm-1:10 am

2 stops19h 55m

$691

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/24

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, September is the cheapest month in which you can book a flight from Bucharest to Washington, D.C. Dulles Intl Airport (average of $382). Flying from Bucharest to Washington, D.C. Dulles Intl Airport in February is currently the most expensive (average of $644). 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?

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 April 28, 2026.
See what other customers who have flown with KLM,SWISS, andUnited Airlines 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
1,508 reviews

Comfort

7.7

Entertainment

7.1

Food

7.3

Overall

7.8

Boarding

7.8

Crew

8.4

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful
KLM
7.8
Good
1,508 reviews
KLM
7.8
Good
1,508 reviews

Comfort

7.7

Entertainment

7.1

Food

7.3

Overall

7.8

Boarding

7.8

Crew

8.4

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful
SWISS
7.5
Good
1,924 reviews
KLM
7.8
Good
1,508 reviews

Comfort

7.7

Entertainment

7.1

Food

7.3

Overall

7.8

Boarding

7.8

Crew

8.4

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful
United Airlines
7.4
Good
9,670 reviews
KLM
7.8
Good
1,508 reviews

Comfort

7.7

Entertainment

7.1

Food

7.3

Overall

7.8

Boarding

7.8

Crew

8.4

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful
Lufthansa
6.8
Okay
7,956 reviews
KLM
7.8
Good
1,508 reviews

Comfort

7.7

Entertainment

7.1

Food

7.3

Overall

7.8

Boarding

7.8

Crew

8.4

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful

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 13h 15m. The distance from Bucharest to Washington, D.C. Dulles Intl Airport is about 4962 mi. This flight may include one or multiple stops.

  • 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), Austrian Airlines ($462), and Lufthansa ($494) offers the cheapest pricing from Bucharest to Washington, D.C. Dulles Intl Airport. Air France is currently priced 28% 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, September is the cheapest month in which you can book a flight from Bucharest to Washington, D.C. Dulles Intl Airport (average of $382). Flying from Bucharest to Washington, D.C. Dulles Intl Airport in February is currently the most expensive (average of $644). 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
Owings Mills
Springfield
Arlington
Silver Spring
Herndon
Rockville
Hyattsville
Manassas
Fredericksburg
Woodbridge
Hanover
Laurel
Largo
Upper Marlboro
Waldorf
Clinton
Hunt Valley
Cordova

Browse thousands of different options on Cheapflights for your next trip

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Top 4 airlines flying from Bucharest to Dulles Intl

Discover the top 4 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 April 28, 2026.
AirlineCheapestAverageFlexibilityOn-time
Air FranceCheapest$448Average$614FlexibilityNo cancel feeOn-time77%
Austrian AirlinesCheapest$462Average$532FlexibilityNo cancel feeOn-time78%
LufthansaCheapest$494Average$797FlexibilityNo cancel feeOn-time76%
KLMCheapest$528Average$642FlexibilityNo cancel feeOn-time75%

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