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Otopeni Intl

$309+ Cheap flights from Dulles Intl (IAD) to Otopeni Intl (OTP)

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 — OTP
Jul 10 — Jul 171
Fri 7/10
Fri 7/17
1 adult, Economy
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Find cheap flights from Dulles Intl to Otopeni Intl with Cheapflights

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Cheap flight deals from Dulles Intl to Otopeni Intl

Cheapest flights from Dulles Intl to Otopeni Intl
Explore the most affordable flight options available from Dulles Intl to Otopeni Intl. 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 Turkish 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/49:45 pm
IAD
-
OTP
1 stop33h 50m
Turkish Airlines
Tue 9/89:30 am
OTP
-
IAD
1 stop33h 05m
Turkish Airlines
Deal found 6/10$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
Fri 7/2412:45 pm
OTP
-
IAD
1 stop13h 40m
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 6/7. 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 7/216:05 am
OTP
-
IAD
2 stops19h 56m
United Airlines
Deal found 6/7$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 Otopeni Intl

Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) to Otopeni Intl (OTP). 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

Justfly.com
3 stars

Most trusted provider

Justfly.com
3 stars

Round-trip from

$909
(Air France)

One-way from

$309
(Kiwi.com)

Popular in

June

Cheapest in

April

Average price

$968
Provider with most accurate pricing for Washington, D.C. Dulles Intl-Bucharest Otopeni Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. Dulles Intl-Bucharest Otopeni Intl flights.
Search Deals
From Washington, D.C. Dulles Intl to Bucharest Otopeni Intl
Search Deals
One-way flight from Washington, D.C. Dulles Intl to Bucharest Otopeni Intl
Search Deals
Highest demand for flights based on searches. 17% potential increase in price ($162 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($20 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 Otopeni 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 Washington, D.C. Dulles Intl Airport to Bucharest Otopeni Intl Airport 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 8/5

12:29 pm-1:00 pm

2 stops17h 31m

Bucharest Otopeni Intl

Wed 8/19

7:05 am-6:33 pm

2 stops18h 28m

$911

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

Sun 8/2

11:10 am-1:40 pm

2 stops19h 30m

Bucharest Otopeni Intl

Tue 8/11

7:05 am-6:33 pm

2 stops18h 28m

$952

Washington, D.C.Bucharest

IAD - OTP

IADOTP

Washington, D.C. Dulles Intl

Sun 7/5

8:20 pm-6:35 pm

2 stops15h 15m

Bucharest Otopeni Intl

Mon 7/20

1:50 pm-1:35 pm

1 stop30h 45m

$960

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

Wed 7/8

5:30 pm-12:00 pm

1 stop11h 30m

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

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

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

Washington, D.C.Bucharest

IAD - OTP

IADOTP

Washington, D.C. Dulles Intl

Sun 7/5

5:35 pm-1:10 am

2 stops24h 35m

Bucharest Otopeni Intl

Sun 7/12

6:05 am-3:24 pm

2 stops40h 19m

$1,016

Washington, D.C.Bucharest

IAD - OTP

IADOTP

Washington, D.C. Dulles Intl

Tue 7/14

5:05 pm-1:35 am

2 stops25h 30m

Bucharest Otopeni Intl

Tue 7/21

6:20 pm-3:10 pm

2 stops27h 50m

$1,043

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/8

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

Compare providers for flights from Dulles Intl to Otopeni Intl

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 Otopeni Intl in June.
ProviderPrice AccuracyTrust Score*
oojoPrice Accuracy3 starsTrust Score*2 stars
ExpediaPrice Accuracy1 starTrust Score*3 stars
Justfly.comPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
BusinessClassPrice Accuracy3 starsTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*1 star
OvagoPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy2 starsTrust Score*3 stars
GurufarePrice 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 Otopeni Intl Airport flights, users find the pricing of Justfly.com to be most consistent on Cheapflights vs. Justfly.com Users can find the same prices on Washington, D.C. Dulles Intl Airport-Bucharest Otopeni Intl Airport flight deals on Cheapflights vs. Justfly.com >95% of the time. Price accuracy is based on data collected from Washington, D.C. Dulles Intl Airport-Bucharest Otopeni Intl Airport 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 Otopeni Intl Airport flights, Cheapflights users trust Justfly.com the most. Justfly.com 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 Otopeni Intl Airport 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 Otopeni Intl

Have a flexible travel schedule? Discover the best time to fly to Otopeni Intl 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 Otopeni Intl Airport

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

The best time to book flights from Washington, D.C. Dulles Intl Airport to Bucharest Otopeni Intl Airport is 88 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.

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

Currently, April is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Bucharest Otopeni Intl Airport (average of $505). Flying from Washington, D.C. Dulles Intl Airport to Bucharest Otopeni Intl Airport in June is currently the most expensive (average of $968). 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 Otopeni Intl Airport?

Reviews of airlines servicing Otopeni Intl

Get insights into the airlines that provide service to Otopeni 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 Otopeni Intl. Reviews last updated June 10, 2026.
Get a feel of what it's like to fly with Air France,Turkish Airlines, andUnited Airlines from Washington, D.C. Dulles Intl Airport to Bucharest Otopeni Intl Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Air France
7.5
Good
1,600 reviews

Food

7.0

Boarding

7.5

Crew

8.2

Comfort

7.4

Entertainment

7.0

Overall

7.5

Reviews

1 / 20
8.0
Excellent

Grace,Apr 2026

JFK - CDG

Leg room was a bit tight and I had a hard time recovering a lost item but otherwise, great flight.
Air France
7.5
Good
1,600 reviews
Air France
7.5
Good
1,600 reviews

Food

7.0

Boarding

7.5

Crew

8.2

Comfort

7.4

Entertainment

7.0

Overall

7.5

Reviews

1 / 20
8.0
Excellent

Grace,Apr 2026

JFK - CDG

Leg room was a bit tight and I had a hard time recovering a lost item but otherwise, great flight.
Turkish Airlines
7.4
Good
4,408 reviews
Air France
7.5
Good
1,600 reviews

Food

7.0

Boarding

7.5

Crew

8.2

Comfort

7.4

Entertainment

7.0

Overall

7.5

Reviews

1 / 20
8.0
Excellent

Grace,Apr 2026

JFK - CDG

Leg room was a bit tight and I had a hard time recovering a lost item but otherwise, great flight.
United Airlines
7.4
Good
9,808 reviews
Air France
7.5
Good
1,600 reviews

Food

7.0

Boarding

7.5

Crew

8.2

Comfort

7.4

Entertainment

7.0

Overall

7.5

Reviews

1 / 20
8.0
Excellent

Grace,Apr 2026

JFK - CDG

Leg room was a bit tight and I had a hard time recovering a lost item but otherwise, great flight.
Lufthansa
6.8
Okay
8,053 reviews
Air France
7.5
Good
1,600 reviews

Food

7.0

Boarding

7.5

Crew

8.2

Comfort

7.4

Entertainment

7.0

Overall

7.5

Reviews

1 / 20
8.0
Excellent

Grace,Apr 2026

JFK - CDG

Leg room was a bit tight and I had a hard time recovering a lost item but otherwise, great flight.
British Airways
6.7
Okay
8,039 reviews
Air France
7.5
Good
1,600 reviews

Food

7.0

Boarding

7.5

Crew

8.2

Comfort

7.4

Entertainment

7.0

Overall

7.5

Reviews

1 / 20
8.0
Excellent

Grace,Apr 2026

JFK - CDG

Leg room was a bit tight and I had a hard time recovering a lost item but otherwise, great flight.

Related info for your journey

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

    There are many flights that can get you from Washington, D.C. Dulles Intl Airport to Bucharest Otopeni Intl Airport in 13h 15m. Fly via Delta, Lufthansa, or United Airlines to get the fastest option. Airlines will cover a distance of 4962 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    British Airways, at $344, was found to be the cheapest airline from Washington, D.C. Dulles Intl Airport to Bucharest Otopeni Intl Airport.Alternate airlines to your destination round-trip include United Airlines and Air France. British Airways is currently priced 54% below the average price you’ll pay for this route.

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

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

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

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

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

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

    Currently, April is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Bucharest Otopeni Intl Airport (average of $505). Flying from Washington, D.C. Dulles Intl Airport to Bucharest Otopeni Intl Airport in June is currently the most expensive (average of $968). 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 Otopeni Intl Airport?

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

Browse thousands of different options on Cheapflights for your next trip

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Top 7 airlines flying from Dulles Intl to Otopeni Intl

Discover the top 7 airlines that operate flights from Dulles Intl to Otopeni 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
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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