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Dulles Intl

$395+ 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 10/1. Fares are subject to change and may not be available on all flights or dates of travel.
BUH — IAD
Jul 10 — Jul 171
Fri 7/10
Fri 7/17
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 June 10, 2026.

This United Airlines deal was found by Cheapflights users on 6/10. 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 6/301:50 pm
OTP
-
IAD
1 stop32h 25m
United Airlines
Tue 7/1410:20 pm
IAD
-
OTP
1 stop13h 15m
United Airlines
Deal found 6/10$664
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.
Sun 7/192:05 pm
OTP
-
IAD
1 stop32h 10m
United Airlines
Fri 8/710:15 pm
IAD
-
OTP
1 stop18h 25m
United Airlines
Deal found 6/7$665
This Air Canada 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 Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/226:35 am
OTP
-
IAD
2 stops35h 37m
Air Canada
Wed 7/810:14 pm
IAD
-
OTP
2 stops34h 06m
Air Canada
Deal found 6/7$666
This Air Canada 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 Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/226:35 am
OTP
-
IAD
2 stops35h 37m
Air Canada
Tue 7/710:14 pm
IAD
-
OTP
2 stops30h 46m
Air Canada
Deal found 6/7$669
This Kiwi.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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/196:05 am
OTP
-
IAD
1 stop14h 30m
Multiple Airlines
Mon 6/298:20 pm
IAD
-
OTP
1 stop12h 00m
Multiple Airlines
Deal found 6/7$670
This oojo deal was found by Cheapflights users on 6/10. 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 6/295:15 pm
OTP
-
IAD
1 stop29h 40m
Lufthansa
Mon 7/135:30 pm
IAD
-
OTP
1 stop18h 05m
Lufthansa
Deal found 6/10$673
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 6/177:05 am
OTP
-
IAD
1 stop15h 30m
Delta
Mon 8/316:10 pm
IAD
-
OTP
1 stop11h 50m
Delta
Deal found 6/8$675
This KLM 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/196:10 pm
OTP
-
IAD
1 stop28h 25m
Multiple Airlines
Sun 8/309:45 pm
IAD
-
OTP
1 stop17h 50m
Multiple Airlines
Deal found 6/8$676
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.
Fri 6/196:05 am
OTP
-
IAD
1 stop14h 30m
United Airlines
Sat 7/410:20 pm
IAD
-
OTP
1 stop19h 50m
United Airlines
Deal found 6/7$678

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 June 10, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$664
(United Airlines)

One-way from

$395
(oojo)

Popular in

January

Cheapest in

October

Average price

$818
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. 18% potential increase in price ($149 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($25 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 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 June 10, 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

Tue 6/30

1:50 pm-3:15 pm

1 stop32h 25m

Washington, D.C. Dulles Intl

Tue 7/14

10:20 pm-6:35 pm

1 stop13h 15m

$664

BucharestWashington, D.C.

OTP - IAD

OTPIAD

Bucharest Otopeni Intl

Sun 7/19

2:05 pm-3:15 pm

1 stop32h 10m

Washington, D.C. Dulles Intl

Fri 8/7

10:15 pm-11:40 pm

1 stop18h 25m

$665

BucharestWashington, D.C.

OTP - IAD

OTPIAD

Bucharest Otopeni Intl

Mon 6/29

1:50 pm-3:15 pm

1 stop32h 25m

Washington, D.C. Dulles Intl

Mon 7/13

5:30 pm-6:35 pm

1 stop18h 05m

$668
Quickest round-trip

BucharestWashington, D.C.

OTP - IAD

OTPIAD

Bucharest Otopeni Intl

Fri 6/26

6:15 am-3:15 pm

2 stops16h 00m

Washington, D.C. Dulles Intl

Sun 7/12

5:20 pm-4:30 pm

1 stop16h 10m

$670

BucharestWashington, D.C.

OTP - IAD

OTPIAD

Bucharest Otopeni Intl

Sun 6/21

4:50 pm-3:35 pm

1 stop29h 45m

Washington, D.C. Dulles Intl

Sun 8/30

6:15 pm-11:25 pm

1 stop22h 10m

$676

BucharestWashington, D.C.

OTP - IAD

OTPIAD

Bucharest Otopeni Intl

Fri 6/26

6:20 am-2:20 pm

2 stops15h 00m

Washington, D.C. Dulles Intl

Sun 7/12

5:40 pm-1:10 am

1 stop24h 30m

$679
Cheapest one-way

BucharestWashington, D.C.

OTP - IAD

OTPIAD

Bucharest Otopeni Intl

Fri 10/2

3:30 pm-5:25 pm

1 stop32h 55m

$404

BucharestWashington, D.C.

OTP - IAD

OTPIAD

Bucharest Otopeni Intl

Thu 8/6

8:15 am-5:04 pm

2 stops39h 49m

$478

BucharestWashington, D.C.

OTP - IAD

OTPIAD

Bucharest Otopeni Intl

Wed 8/5

8:15 am-5:04 pm

2 stops39h 49m

$478

BucharestWashington, D.C.

OTP - IAD

OTPIAD

Bucharest Otopeni Intl

Sun 7/26

8:10 am-12:10 am

2 stops23h 00m

$519

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/6

Showing 1-10 of 15 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 June 10, 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
1,527 reviews

Entertainment

7.2

Overall

7.8

Comfort

7.7

Boarding

7.8

Crew

8.4

Food

7.3

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
1,527 reviews
KLM
7.8
Good
1,527 reviews

Entertainment

7.2

Overall

7.8

Comfort

7.7

Boarding

7.8

Crew

8.4

Food

7.3

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
1,968 reviews
KLM
7.8
Good
1,527 reviews

Entertainment

7.2

Overall

7.8

Comfort

7.7

Boarding

7.8

Crew

8.4

Food

7.3

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
9,801 reviews
KLM
7.8
Good
1,527 reviews

Entertainment

7.2

Overall

7.8

Comfort

7.7

Boarding

7.8

Crew

8.4

Food

7.3

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 32h 25m. 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), Austrian Airlines ($462), and Lufthansa ($505) offers the cheapest pricing from Bucharest to Washington, D.C. Dulles Intl Airport. Air France is currently priced 31% 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
Reston
Rockville
Herndon
Fredericksburg
Laurel
Hyattsville
Manassas
Hanover
Chantilly
Lanham
Falls Church
Waldorf
Silver Spring
Largo
Clinton

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 June 10, 2026.
AirlineCheapestAverageFlexibilityOn-time
Air FranceCheapest$448Average$614FlexibilityNo cancel feeOn-time77%
Austrian AirlinesCheapest$462Average$532FlexibilityNo cancel feeOn-time78%
LufthansaCheapest$505Average$814FlexibilityNo cancel feeOn-time76%
KLMCheapest$528Average$642FlexibilityNo cancel feeOn-time75%

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