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 16h 50m. 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, United Airlines ($418), Air France ($448), and British Airways ($461) offers the cheapest pricing from Bucharest to Washington, D.C. Dulles Intl Airport. United Airlines is currently priced 31% below the average price you’ll pay for this route.

What is the cheapest day to fly from Bucharest to Washington, D.C. Dulles Intl Airport?

Travelers seeking maximum savings on their Bucharest to Washington, D.C. Dulles Intl Airport flight should consider departing on Thursday mornings when fares are most often at their lowest. Wednesday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

In terms of precipitation, rainfall in Washington, D.C. Dulles Intl Airport ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Washington, D.C. Dulles Intl Airport when rainfall is around 2.6 in.

If weather is an important factor for your trip to Washington, D.C. Dulles Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

What are the most popular airlines that fly from Bucharest to Washington, D.C. Dulles Intl Airport?

The most popular airlines flying from Bucharest to Washington, D.C. Dulles Intl Airport are Air France, British Airways and KLM. Something to consider prior to booking your flight.

What is the cheapest day to fly round-trip from Bucharest to Washington, D.C. Dulles Intl Airport?

Users have found that flying from Bucharest to Washington, D.C. Dulles Intl Airport on a Friday typically leans towards higher prices. However, this doesn’t mean you still can’t find a deal. Flexibility with other aspects of your flight can still land a great price for your trip.

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

Travelers have found it’s best to book a flight 21 days in advance to save up to 94% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 21 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Bucharest to Washington, D.C. Dulles Intl Airport 1-2 weeks in advance for as low as $546, or $721 for flights within the next 24 hours.

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

Flights from Bucharest to Washington, D.C. Dulles Intl Airport lean towards being more expensive in February. Prices are generally better when you fly from Bucharest to Washington, D.C. Dulles Intl Airport in June, with the cheapest ticket starting at $446.

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.

$323+ Flights from Bucharest to Washington, D.C. Dulles Intl Airport

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Cheap flight deals from Bucharest to Dulles Intl

Round-trip from	$371 (Mytrip)
One-way from	$323 (British Airways)
Popular in	August
Cheapest in	October
Average price	$601

From Bucharest (BUH) to Washington, D.C. Dulles Intl

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One-way flight from Bucharest (BUH) to Washington, D.C. Dulles Intl

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Highest demand for flights based on searches. 8% potential increase in price ($55 potential increase over avg. RT price).

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Cheapest flight prices on average. 3% potential price decrease ($21 potential savings vs. average RT price).

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Average for round-trip flights in September 2025

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Find 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 September 11, 2025.

Thu 9/256:30 amOTP - IAD

1 stop16h 45mSWISS

Mon 9/298:45 pmIAD - OTP

1 stop11h 35mSWISS

Deal found 9/9

$371

Tue 9/236:00 amOTP - IAD

1 stop14h 30mLufthansa

Sat 9/273:25 pmIAD - OTP

1 stop19h 30mLufthansa

Deal found 9/9

$395

Wed 9/246:30 amOTP - IAD

1 stop16h 45mSWISS

Fri 9/268:45 pmIAD - OTP

1 stop21h 20mSWISS

Deal found 9/10

$406

Thu 10/166:00 amOTP - IAD

1 stop16h 50mMultiple Airlines

Thu 10/307:00 pmIAD - OTP

1 stop11h 30mMultiple Airlines

Deal found 9/9

$435

Tue 10/76:00 amOTP - IAD

1 stop16h 50mLufthansa

Tue 10/1410:20 pmIAD - OTP

1 stop13h 15mLufthansa

Deal found 9/9

$439

Wed 10/86:00 amOTP - IAD

1 stop16h 50mLufthansa

Mon 10/2010:20 pmIAD - OTP

1 stop13h 15mLufthansa

Deal found 9/10

$440

Mon 10/66:00 amOTP - IAD

1 stop14h 30mLufthansa

Sun 10/196:10 pmIAD - OTP

1 stop16h 45mLufthansa

Deal found 9/10

$441

Fri 10/241:55 pmOTP - IAD

1 stop13h 05mMultiple Airlines

Fri 11/148:30 pmIAD - OTP

1 stop21h 00mMultiple Airlines

Deal found 9/9

$442

Fri 10/246:00 amOTP - IAD

1 stop16h 50mLufthansa

Fri 11/1410:55 pmIAD - OTP

1 stop12h 40mLufthansa

Deal found 9/10

$443

Mon 9/298:35 amOTP - IAD

1 stop14h 00mMultiple Airlines

Mon 10/206:30 pmIAD - OTP

1 stop18h 40mMultiple Airlines

Deal found 9/9

$444

Thu 10/96:00 amOTP - IAD

1 stop14h 30mUnited Airlines

Wed 10/2210:20 pmIAD - OTP

1 stop13h 15mUnited Airlines

Deal found 9/10

$445

Best flights from Bucharest to Dulles Intl
Discover carefully curated flight deals from Bucharest to Dulles Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 11, 2025.

Wed 10/86:00 amOTP - IAD

1 stop16h 50mLufthansa

Mon 10/2010:20 pmIAD - OTP

1 stop13h 15mLufthansa

Deal found 9/10

$440

Sat 11/225:55 amOTP - IAD

1 stop16h 55mMultiple Airlines

Sat 12/68:30 pmIAD - OTP

1 stop12h 20mMultiple Airlines

Deal found 9/11

$443

Sat 11/225:55 amOTP - IAD

2 stops21h 59mAir Canada

Sat 12/69:45 amIAD - OTP

2 stops23h 05mAir Canada

Deal found 9/11

$444

Thu 10/166:00 amOTP - IAD

1 stop14h 30mUnited Airlines

Fri 10/3111:55 pmIAD - OTP

1 stop12h 40mUnited Airlines

Deal found 9/9

$445

Thu 10/166:00 amOTP - IAD

1 stop14h 30mLufthansa

Thu 10/3011:55 pmIAD - OTP

1 stop12h 40mLufthansa

Deal found 9/9

$441

Thu 2/265:50 amOTP - IAD

1 stop15h 45mUnited Airlines

Mon 3/96:40 pmIAD - OTP

1 stop17h 55mUnited Airlines

Deal found 9/9

$446

Fri 10/246:00 amOTP - IAD

1 stop16h 50mLufthansa

Fri 11/1410:55 pmIAD - OTP

1 stop12h 40mLufthansa

Deal found 9/10

$443

Sat 11/225:55 amOTP - IAD

1 stop15h 40mUnited Airlines

Sat 12/612:50 pmIAD - OTP

2 stops18h 15mUnited Airlines

Deal found 9/11

$446

Tue 3/35:55 amOTP - IAD

1 stop21h 20mUnited Airlines

Mon 3/96:40 pmIAD - OTP

1 stop17h 55mUnited Airlines

Deal found 9/9

$446

Sat 2/285:55 amOTP - IAD

1 stop15h 40mUnited Airlines

Wed 3/115:20 pmIAD - OTP

2 stops14h 40mUnited Airlines

Deal found 9/9

$448

Thu 2/265:50 amOTP - IAD

1 stop21h 25mUnited Airlines

Sun 3/85:20 pmIAD - OTP

2 stops14h 45mUnited Airlines

Deal found 9/9

$448

Sat 2/285:55 amOTP - IAD

1 stop15h 40mUnited Airlines

Tue 3/105:20 pmIAD - OTP

2 stops14h 35mUnited Airlines

Deal found 9/9

$448

Last-minute flights from Bucharest to Dulles Intl
Discover last-minute flight deals from Bucharest to Dulles Intl. Data last updated September 11, 2025 and is based on user searches.

Fri 9/192:20 amOTP - IAD

1 stop37h 20mEmirates

Sat 10/1110:55 amIAD - OTP

1 stop31h 25mEmirates

Deal found 9/9

$1,879

Sat 9/208:40 amOTP - IAD

1 stop17h 35mAir France

Sat 10/116:30 pmIAD - OTP

1 stop14h 20mAir France

Deal found 9/9

$450

Sat 9/207:20 pmOTP - IAD

2 stops26h 55mLufthansa

Sat 10/1110:15 pmIAD - OTP

1 stop18h 15mLufthansa

Deal found 9/10

$659

Sat 9/207:00 amOTP - IAD

1 stop15h 35mDelta

Sat 10/115:10 pmIAD - OTP

2 stops17h 10mDelta

Deal found 9/9

$670

Sat 9/206:30 amOTP - IAD

2 stops21h 35mAir Canada

Sat 10/112:25 pmIAD - OTP

2 stops15h 00mAir Canada

Deal found 9/9

$707

One-way flights from Bucharest to Dulles Intl
Search for one-way flight options from Bucharest to Dulles Intl. Find affordable one-way fares based on user searches. Data last updated September 11, 2025.

Mon 2/98:05 amOTP - IAD

2 stops18h 27mBritish Airways

Deal found 9/11

$323

Wed 10/157:35 pmOTP - IAD

3 stops26h 45mMultiple Airlines

Deal found 9/9

$369

Wed 10/296:05 amOTP - IAD

1 stop16h 45mLufthansa

Deal found 9/10

$458

Mon 2/98:05 amOTP - IAD

1 stop18h 50mMultiple Airlines

Deal found 9/11

$461

Wed 10/158:50 pmOTP - IAD

1 stop30h 09mScandinavian Airlines

Deal found 9/9

$479

Fri 9/1910:50 amOTP - IAD

1 stop34h 50mITA Airways

Deal found 9/11

$507

Mon 2/96:40 amOTP - IAD

1 stop15h 00mAustrian Airlines

Deal found 9/10

$518

Cheapflights Fare Finder

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

BucharestWashington, D.C.

OTP - IAD

OTPIAD

Bucharest Otopeni Intl

Wed 10/8

6:00 am-3:50 pm

1 stop16h 50m

Washington, D.C. Dulles Intl

Mon 10/20

10:20 pm-6:35 pm

1 stop13h 15m

$440

BucharestWashington, D.C.

OTP - IAD

OTPIAD

Bucharest Otopeni Intl

Thu 10/16

6:00 am-1:30 pm

1 stop14h 30m

Washington, D.C. Dulles Intl

Thu 10/30

11:55 pm-6:35 pm

1 stop12h 40m

$441

BucharestWashington, D.C.

OTP - IAD

OTPIAD

Bucharest Otopeni Intl

Sat 11/22

5:55 am-3:50 pm

1 stop16h 55m

Washington, D.C. Dulles Intl

Sat 12/6

8:30 pm-3:50 pm

1 stop12h 20m

$443

BucharestWashington, D.C.

OTP - IAD

OTPIAD

Bucharest Otopeni Intl

Fri 10/24

6:00 am-3:50 pm

1 stop16h 50m

Washington, D.C. Dulles Intl

Fri 11/14

10:55 pm-6:35 pm

1 stop12h 40m

$443

BucharestWashington, D.C.

OTP - IAD

OTPIAD

Bucharest Otopeni Intl

Sat 11/22

5:55 am-8:54 pm

2 stops21h 59m

Washington, D.C. Dulles Intl

Sat 12/6

9:45 am-3:50 pm

2 stops23h 05m

$444

BucharestWashington, D.C.

OTP - IAD

OTPIAD

Bucharest Otopeni Intl

Thu 10/16

6:00 am-1:30 pm

1 stop14h 30m

Washington, D.C. Dulles Intl

Fri 10/31

11:55 pm-6:35 pm

1 stop12h 40m

$445

BucharestWashington, D.C.

OTP - IAD

OTPIAD

Bucharest Otopeni Intl

Thu 2/26

5:50 am-2:35 pm

1 stop15h 45m

Washington, D.C. Dulles Intl

Mon 3/9

6:40 pm-6:35 pm

1 stop17h 55m

$446

BucharestWashington, D.C.

OTP - IAD

OTPIAD

Bucharest Otopeni Intl

Sat 11/22

5:55 am-2:35 pm

1 stop15h 40m

Washington, D.C. Dulles Intl

Sat 12/6

12:50 pm-2:05 pm

2 stops18h 15m

$446

BucharestWashington, D.C.

OTP - IAD

OTPIAD

Bucharest Otopeni Intl

Tue 3/3

5:55 am-8:15 pm

1 stop21h 20m

Washington, D.C. Dulles Intl

Mon 3/9

6:40 pm-6:35 pm

1 stop17h 55m

$446

BucharestWashington, D.C.

OTP - IAD

OTPIAD

Bucharest Otopeni Intl

Sat 2/28

5:55 am-2:35 pm

1 stop15h 40m

Washington, D.C. Dulles Intl

Wed 3/11

5:20 pm-2:00 pm

2 stops14h 40m

$448

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/11

Showing 1-10 of 19 results

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, August is the cheapest month in which you can book a flight from Bucharest to Washington, D.C. Dulles Intl Airport (average of $292). Flying from Bucharest to Washington, D.C. Dulles Intl Airport in April is currently the most expensive (average of $337). 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 BUH to IAD?

It’s optimal to fly from Bucharest to Washington, D.C. Dulles Intl Airport in the afternoon. By choosing this option you can save up to 9% on the cost of your flight, compared to a flight at noon.

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

Vienna (VIE) – chosen by Cheapflights users on 33% of 1-stop itineraries from Bucharest to Washington, D.C. Dulles Intl Airport on Cheapflights.

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

Frankfurt am Main (FRA) is the most affordable 1-stop option, with an average round-trip price of $418.

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

Flights via Frankfurt am Main (FRA) have the shortest average one-way travel time for 1-stop routes: 13h 00m.

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

Flights via Frankfurt am Main (FRA) offer the fastest connection on this route, with an average layover time of 2h 03m.

Reviews of airlines servicing Dulles Intl

See what other customers who have flown with SWISS and Lufthansa 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.

SWISS

7.5

Good

1,731 reviews

Reviews

1 / 20

10.0

Excellent

Elwyn,Feb 2025

MXP - ZRH

The crew and the entire experience was fantastic! Would highly recommend the company and the flight

SWISS

7.5

Good

1,731 reviews

SWISS

7.5

Good

1,731 reviews

Reviews

1 / 20

10.0

Excellent

Elwyn,Feb 2025

MXP - ZRH

The crew and the entire experience was fantastic! Would highly recommend the company and the flight

Lufthansa

6.8

Okay

7,409 reviews

SWISS

7.5

Good

1,731 reviews

Reviews

1 / 20

10.0

Excellent

Elwyn,Feb 2025

MXP - ZRH

The crew and the entire experience was fantastic! Would highly recommend the company and the flight

Related info for your journey

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 16h 50m. 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, United Airlines ($418), Air France ($448), and British Airways ($461) offers the cheapest pricing from Bucharest to Washington, D.C. Dulles Intl Airport. United Airlines 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, August is the cheapest month in which you can book a flight from Bucharest to Washington, D.C. Dulles Intl Airport (average of $292). Flying from Bucharest to Washington, D.C. Dulles Intl Airport in April is currently the most expensive (average of $337). 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

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Arlington

Tysons

Silver Spring

Springfield

Gaithersburg

Fredericksburg

Linthicum Heights

Fairfax

Falls Church

Owings Mills

Manassas

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Oxon Hill

Laurel

Towson

Dundalk

National Harbor

Browse thousands of different options on Cheapflights for your next trip

Top 7 airlines flying from Bucharest to Dulles Intl

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	Cheapest$418	Average$695	FlexibilityNo cancel fee	On-time69%
Air France	Cheapest$448	Average$778	FlexibilityNo cancel fee	On-time77%
British Airways	Cheapest$461	Average$622	FlexibilityNo cancel fee	On-time70%
Austrian Airlines	Cheapest$481	Average$611	FlexibilityNo cancel fee	On-time78%
Lufthansa	Cheapest$489	Average$782	FlexibilityNo cancel fee	On-time76%
KLM	Cheapest$514	Average$737	FlexibilityNo cancel fee	On-time75%
Turkish Airlines	Cheapest$559	Average$619	FlexibilityNo cancel fee	On-time77%

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$323+ 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 2/9. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Bucharest to Dulles Intl with Cheapflights

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Cheap flight deals from Bucharest to Dulles Intl

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Find flight deals from Bucharest to Dulles Intl

Cheapest flights from Bucharest to Dulles IntlExplore 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 September 11, 2025.

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 September 11, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Bucharest to Washington, D.C. Dulles Intl Airport that are best for you.

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.

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?

What is the cheapest time of day to fly from BUH to IAD?

Find hourly flight availability from Bucharest to Dulles Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 11, 2025.

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

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

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

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

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

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

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

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

Reviews of airlines servicing Dulles Intl

See what other customers who have flown with SWISS and Lufthansa 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.

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?

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

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

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

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

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

Traveling to a place near Washington, D.C. Dulles Intl Airport?

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Alternative routes for Bucharest to Dulles Intl

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Top 7 airlines flying from Bucharest to Dulles Intl

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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 September 11, 2025.