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Otopeni Intl

$280+ 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 8/4. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — OTP
Apr 12 — Apr 191
Sun 4/12
Sun 4/19
1 adult, Economy
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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 March 13, 2026.

This oojo deal was found by Cheapflights users on 3/9. 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 4/209:45 pm
IAD
-
OTP
1 stop15h 30m
Turkish Airlines
Fri 5/13:55 pm
OTP
-
IAD
1 stop26h 40m
Turkish Airlines
Deal found 3/9$541
This oojo deal was found by Cheapflights users on 3/9. 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.
Tue 3/311:20 pm
IAD
-
OTP
1 stop18h 15m
Turkish Airlines
Tue 4/149:35 pm
OTP
-
IAD
1 stop29h 15m
Turkish Airlines
Deal found 3/9$542
This FlightHub deal was found by Cheapflights users on 3/9. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/131:20 pm
IAD
-
OTP
1 stop15h 45m
Turkish Airlines
Wed 4/229:30 pm
OTP
-
IAD
1 stop21h 05m
Turkish Airlines
Deal found 3/9$550
This oojo deal was found by Cheapflights users on 3/8. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/89:45 pm
IAD
-
OTP
1 stop27h 25m
Turkish Airlines
Tue 9/229:35 pm
OTP
-
IAD
1 stop29h 15m
Turkish Airlines
Deal found 3/8$557
This oojo deal was found by Cheapflights users on 3/10. 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.
Wed 3/182:30 pm
IAD
-
OTP
1 stop12h 20m
Turkish Airlines
Wed 4/19:35 am
OTP
-
IAD
1 stop33h 00m
Turkish Airlines
Deal found 3/10$558
This oojo deal was found by Cheapflights users on 3/9. 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.
Fri 4/241:20 pm
IAD
-
OTP
1 stop15h 45m
Turkish Airlines
Thu 5/712:55 pm
OTP
-
IAD
1 stop29h 40m
Turkish Airlines
Deal found 3/9$562
This oojo deal was found by Cheapflights users on 3/10. 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.
Fri 4/249:45 pm
IAD
-
OTP
1 stop27h 25m
Turkish Airlines
Fri 5/13:55 pm
OTP
-
IAD
1 stop26h 40m
Turkish Airlines
Deal found 3/10$563
This FlightHub deal was found by Cheapflights users on 3/9. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/129:45 pm
IAD
-
OTP
1 stop15h 30m
Turkish Airlines
Thu 4/239:30 am
OTP
-
IAD
1 stop17h 20m
Turkish Airlines
Deal found 3/9$567
This Turkish Airlines deal was found by Cheapflights users on 3/10. 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.
Thu 3/192:30 pm
IAD
-
OTP
1 stop12h 20m
Turkish Airlines
Wed 4/19:30 pm
OTP
-
IAD
1 stop21h 05m
Turkish Airlines
Deal found 3/10$577
This oojo deal was found by Cheapflights users on 3/9. 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.
Thu 3/192:30 pm
IAD
-
OTP
1 stop12h 20m
Turkish Airlines
Sun 3/299:50 am
OTP
-
IAD
1 stop32h 45m
Turkish Airlines
Deal found 3/9$580
This FlightHub deal was found by Cheapflights users on 3/9. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/259:45 pm
IAD
-
OTP
1 stop15h 30m
Turkish Airlines
Thu 10/159:35 pm
OTP
-
IAD
1 stop29h 15m
Turkish Airlines
Deal found 3/9$587

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 March 13, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$541
(oojo)

One-way from

$280
(Kiwi.com)

Popular in

August

Cheapest in

April

Average price

$584
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. 12% potential increase in price ($107 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($28 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 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 March 13, 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 4/22

5:25 pm-12:00 pm

1 stop11h 35m

Bucharest Otopeni Intl

Wed 4/29

6:05 am-4:05 pm

1 stop17h 00m

$662

Washington, D.C.Bucharest

IAD - OTP

IADOTP

Washington, D.C. Dulles Intl

Sun 8/9

10:23 am-12:00 pm

2 stops18h 37m

Bucharest Otopeni Intl

Sun 8/23

6:05 am-4:05 pm

1 stop17h 00m

$706

Washington, D.C.Bucharest

IAD - OTP

IADOTP

Washington, D.C. Dulles Intl

Fri 5/8

3:15 pm-6:35 pm

2 stops20h 20m

Bucharest Otopeni Intl

Mon 5/11

6:55 pm-2:35 pm

1 stop26h 40m

$732

Washington, D.C.Bucharest

IAD - OTP

IADOTP

Washington, D.C. Dulles Intl

Fri 5/1

6:15 am-12:00 pm

2 stops22h 45m

Bucharest Otopeni Intl

Fri 5/15

6:15 am-3:29 pm

2 stops40h 14m

$744
Quickest round-trip

Washington, D.C.Bucharest

IAD - OTP

IADOTP

Washington, D.C. Dulles Intl

Sat 8/22

5:30 pm-12:00 pm

1 stop11h 30m

Bucharest Otopeni Intl

Sat 8/29

6:05 am-3:01 pm

2 stops15h 56m

$784

Washington, D.C.Bucharest

IAD - OTP

IADOTP

Washington, D.C. Dulles Intl

Thu 8/27

10:20 pm-1:10 am

1 stop19h 50m

Bucharest Otopeni Intl

Mon 8/31

6:05 am-7:20 am

2 stops32h 15m

$790

Washington, D.C.Bucharest

IAD - OTP

IADOTP

Washington, D.C. Dulles Intl

Mon 3/30

5:25 pm-11:50 pm

2 stops23h 25m

Bucharest Otopeni Intl

Tue 4/7

1:50 pm-12:32 am

2 stops17h 42m

$795

Washington, D.C.Bucharest

IAD - OTP

IADOTP

Washington, D.C. Dulles Intl

Wed 4/1

12:59 pm-6:35 pm

2 stops22h 36m

Bucharest Otopeni Intl

Fri 4/10

6:05 am-5:28 pm

2 stops18h 23m

$817

Washington, D.C.Bucharest

IAD - OTP

IADOTP

Washington, D.C. Dulles Intl

Sun 4/5

6:25 pm-6:35 pm

2 stops17h 10m

Bucharest Otopeni Intl

Sat 4/18

6:05 am-4:03 pm

2 stops16h 58m

$874

Washington, D.C.Bucharest

IAD - OTP

IADOTP

Washington, D.C. Dulles Intl

Thu 5/28

8:35 am-6:35 pm

2 stops27h 00m

Bucharest Otopeni Intl

Mon 6/8

6:55 pm-2:35 pm

1 stop26h 40m

$879

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/12

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 March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
oojoPrice Accuracy3 starsTrust Score*3 stars
Justfly.comPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice Accuracy2 starsTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*1 star

*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 FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Washington, D.C. Dulles Intl Airport-Bucharest Otopeni Intl Airport flight deals on Cheapflights vs. FlightHub >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 FlightHub the most. FlightHub 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?

Use this chart to determine the optimal time to book a round-trip flight from Dulles Intl to Otopeni Intl. Price data was last updated on March 6, 2026.

The best time to book flights from Washington, D.C. Dulles Intl Airport to Bucharest Otopeni Intl Airport is 89 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, June 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 $358). Flying from Washington, D.C. Dulles Intl Airport to Bucharest Otopeni Intl Airport in July is currently the most expensive (average of $657). 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 March 13, 2026.
Get a feel of what it's like to fly with Air France,United Airlines, andTurkish 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
7.4
Good
1,544 reviews

Overall

7.4

Boarding

7.4

Entertainment

7.0

Comfort

7.3

Food

7.0

Crew

8.1

Reviews

1 / 20
6.0
Good

Jayesh,Jan 2026

CDG - NMI

Entertainment needs more good Bollywood movies - as this flight was going to Mumbai, India. The Aircraft was a OLD - Is service to India cannot be improved ? The aircraft from Newark to Paris was great n new aircraft BUT aircraft from Paris to Mumbai was very old and poor class
Air France
7.4
Good
1,544 reviews
Air France
7.4
Good
1,544 reviews

Overall

7.4

Boarding

7.4

Entertainment

7.0

Comfort

7.3

Food

7.0

Crew

8.1

Reviews

1 / 20
6.0
Good

Jayesh,Jan 2026

CDG - NMI

Entertainment needs more good Bollywood movies - as this flight was going to Mumbai, India. The Aircraft was a OLD - Is service to India cannot be improved ? The aircraft from Newark to Paris was great n new aircraft BUT aircraft from Paris to Mumbai was very old and poor class
United Airlines
7.4
Good
9,418 reviews
Air France
7.4
Good
1,544 reviews

Overall

7.4

Boarding

7.4

Entertainment

7.0

Comfort

7.3

Food

7.0

Crew

8.1

Reviews

1 / 20
6.0
Good

Jayesh,Jan 2026

CDG - NMI

Entertainment needs more good Bollywood movies - as this flight was going to Mumbai, India. The Aircraft was a OLD - Is service to India cannot be improved ? The aircraft from Newark to Paris was great n new aircraft BUT aircraft from Paris to Mumbai was very old and poor class
Turkish Airlines
7.3
Good
4,254 reviews
Air France
7.4
Good
1,544 reviews

Overall

7.4

Boarding

7.4

Entertainment

7.0

Comfort

7.3

Food

7.0

Crew

8.1

Reviews

1 / 20
6.0
Good

Jayesh,Jan 2026

CDG - NMI

Entertainment needs more good Bollywood movies - as this flight was going to Mumbai, India. The Aircraft was a OLD - Is service to India cannot be improved ? The aircraft from Newark to Paris was great n new aircraft BUT aircraft from Paris to Mumbai was very old and poor class
Lufthansa
6.8
Okay
7,848 reviews
Air France
7.4
Good
1,544 reviews

Overall

7.4

Boarding

7.4

Entertainment

7.0

Comfort

7.3

Food

7.0

Crew

8.1

Reviews

1 / 20
6.0
Good

Jayesh,Jan 2026

CDG - NMI

Entertainment needs more good Bollywood movies - as this flight was going to Mumbai, India. The Aircraft was a OLD - Is service to India cannot be improved ? The aircraft from Newark to Paris was great n new aircraft BUT aircraft from Paris to Mumbai was very old and poor class
British Airways
6.7
Okay
7,784 reviews
Air France
7.4
Good
1,544 reviews

Overall

7.4

Boarding

7.4

Entertainment

7.0

Comfort

7.3

Food

7.0

Crew

8.1

Reviews

1 / 20
6.0
Good

Jayesh,Jan 2026

CDG - NMI

Entertainment needs more good Bollywood movies - as this flight was going to Mumbai, India. The Aircraft was a OLD - Is service to India cannot be improved ? The aircraft from Newark to Paris was great n new aircraft BUT aircraft from Paris to Mumbai was very old and poor class

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 11h 35m. Fly via United Airlines to get the fastest option. Airlines will cover a distance of 4962 mi.

  • 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 Turkish Airlines. British Airways is currently priced 52% 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, June 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 $358). Flying from Washington, D.C. Dulles Intl Airport to Bucharest Otopeni Intl Airport in July is currently the most expensive (average of $657). 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 March 13, 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$344Average$776FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$514Average$835FlexibilityNo cancel feeOn-time69%
Turkish AirlinesCheapest$549Average$608FlexibilityNo cancel feeOn-time77%
SWISSCheapest$557Average$817FlexibilityNo cancel feeOn-time79%
DeltaCheapest$570Average$679FlexibilityNo cancel feeOn-timeN/A
Air FranceCheapest$592Average$761FlexibilityNo cancel feeOn-time77%
LufthansaCheapest$609Average$998FlexibilityNo cancel feeOn-time76%

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