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Otopeni Intl

$256+ 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 2/24. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — OTP
Feb 25 — Mar 41
Wed 2/25
Wed 3/4
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 January 26, 2026.

This Kiwi.com deal was found by Cheapflights users on 1/26. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/88:20 pm
IAD
-
OTP
1 stop12h 00m
SWISS
Fri 9/186:20 am
OTP
-
IAD
1 stop17h 25m
SWISS
Deal found 1/26$534
This Justfly.com deal was found by Cheapflights users on 1/24. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/179:45 pm
IAD
-
OTP
1 stop15h 30m
Turkish Airlines
Wed 5/69:30 am
OTP
-
IAD
1 stop17h 20m
Turkish Airlines
Deal found 1/24$537
This FlightHub deal was found by Cheapflights users on 1/24. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/301:30 pm
IAD
-
OTP
1 stop24h 00m
Turkish Airlines
Wed 2/49:50 pm
OTP
-
IAD
1 stop28h 30m
Turkish Airlines
Deal found 1/24$539
This oojo deal was found by Cheapflights users on 1/25. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/202:30 pm
IAD
-
OTP
1 stop24h 00m
Turkish Airlines
Sat 3/283:30 pm
OTP
-
IAD
1 stop26h 05m
Turkish Airlines
Deal found 1/25$546
This KAYAK deal was found by Cheapflights users on 1/26. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/65:40 pm
IAD
-
OTP
1 stop24h 10m
British Airways
Tue 9/228:25 am
OTP
-
IAD
1 stop14h 25m
British Airways
Deal found 1/26$547
This oojo deal was found by Cheapflights users on 1/23. 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 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 stop17h 40m
Turkish Airlines
Wed 3/253:30 pm
OTP
-
IAD
1 stop34h 50m
Turkish Airlines
Deal found 1/23$549
This United Airlines deal was found by Cheapflights users on 1/26. 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.
Sun 9/65:30 pm
IAD
-
OTP
1 stop11h 30m
United Airlines
Wed 9/236:05 am
OTP
-
IAD
2 stops19h 51m
United Airlines
Deal found 1/26$553
This United Airlines deal was found by Cheapflights users on 1/26. 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.
Sun 9/61:05 pm
IAD
-
OTP
2 stops15h 55m
United Airlines
Thu 9/241:45 pm
OTP
-
IAD
1 stop13h 15m
United Airlines
Deal found 1/26$554
This Air Canada deal was found by Cheapflights users on 1/26. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/89:45 am
IAD
-
OTP
2 stops25h 50m
Air Canada
Fri 9/181:45 pm
OTP
-
IAD
2 stops36h 11m
Air Canada
Deal found 1/26$556
This Iberia deal was found by Cheapflights users on 1/24. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/55:55 pm
IAD
-
OTP
2 stops24h 25m
Multiple Airlines
Fri 5/298:15 am
OTP
-
IAD
1 stop16h 10m
Multiple Airlines
Deal found 1/24$560
This Air Canada deal was found by Cheapflights users on 1/26. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/89:45 am
IAD
-
OTP
2 stops25h 50m
Air Canada
Wed 9/236:05 am
OTP
-
IAD
2 stops21h 17m
Air Canada
Deal found 1/26$561

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 January 26, 2026.

Most accurate provider

Justfly.com
3 stars

Most trusted provider

Justfly.com
3 stars

Round-trip from

$513
(Kiwi.com)

One-way from

$256
(Kiwi.com)

Popular in

December

Cheapest in

October

Average price

$639
Provider with most accurate pricing for Washington, D.C. Dulles Intl-Bucharest Otopeni Intl flight deals.
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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
High demand for flights, 1% potential price rise
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 January 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 January 26, 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

Dulles Intl

Fly to

Otopeni Intl

Route

Depart

Return

Price

Washington, D.C.Bucharest

IAD - OTP

IADOTP

Washington, D.C. Dulles Intl

Fri 4/24

1:20 pm-12:05 pm

1 stop15h 45m

Bucharest Otopeni Intl

Thu 5/7

12:55 pm-7:50 pm

1 stop13h 55m

$537

Washington, D.C.Bucharest

IAD - OTP

IADOTP

Washington, D.C. Dulles Intl

Mon 2/16

9:15 pm-2:10 pm

1 stop33h 55m

Bucharest Otopeni Intl

Sun 2/22

3:30 pm-7:20 pm

1 stop34h 50m

$537

Washington, D.C.Bucharest

IAD - OTP

IADOTP

Washington, D.C. Dulles Intl

Fri 3/20

2:30 pm-8:30 pm

1 stop24h 00m

Bucharest Otopeni Intl

Sat 3/28

9:50 pm-7:50 pm

1 stop28h 00m

$537

Washington, D.C.Bucharest

IAD - OTP

IADOTP

Washington, D.C. Dulles Intl

Sun 4/26

9:45 pm-8:10 am

1 stop27h 25m

Bucharest Otopeni Intl

Sun 5/10

9:35 pm-7:50 pm

1 stop29h 15m

$537

Washington, D.C.Bucharest

IAD - OTP

IADOTP

Washington, D.C. Dulles Intl

Fri 4/17

9:45 pm-8:15 pm

1 stop15h 30m

Bucharest Otopeni Intl

Wed 5/6

9:30 am-7:50 pm

1 stop17h 20m

$537

Washington, D.C.Bucharest

IAD - OTP

IADOTP

Washington, D.C. Dulles Intl

Thu 2/26

1:30 pm-8:50 am

1 stop12h 20m

Bucharest Otopeni Intl

Thu 3/12

3:30 pm-8:20 pm

1 stop34h 50m

$537

Washington, D.C.Bucharest

IAD - OTP

IADOTP

Washington, D.C. Dulles Intl

Mon 2/16

9:15 pm-8:50 am

1 stop28h 35m

Bucharest Otopeni Intl

Fri 2/27

9:50 pm-11:45 am

1 stop20h 55m

$539

Washington, D.C.Bucharest

IAD - OTP

IADOTP

Washington, D.C. Dulles Intl

Mon 2/16

5:30 pm-11:25 pm

2 stops22h 55m

Bucharest Otopeni Intl

Fri 2/27

6:45 am-9:00 pm

2 stops21h 15m

$554

Washington, D.C.Bucharest

IAD - OTP

IADOTP

Washington, D.C. Dulles Intl

Tue 5/5

7:26 pm-1:20 am

2 stops22h 54m

Bucharest Otopeni Intl

Fri 5/29

8:15 am-9:58 pm

2 stops20h 43m

$565

Washington, D.C.Bucharest

IAD - OTP

IADOTP

Washington, D.C. Dulles Intl

Mon 2/9

9:15 pm-8:25 pm

1 stop16h 10m

Bucharest Otopeni Intl

Sun 2/22

10:10 am-7:20 pm

1 stop16h 10m

$570

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/25

Showing 1-10 of 17 results
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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 January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
oojoPrice Accuracy3 starsTrust Score*3 stars
Justfly.comPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice Accuracy2 starsTrust Score*2 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 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?

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 January 23, 2026.

The best time to book flights from Washington, D.C. Dulles Intl Airport to Bucharest Otopeni Intl Airport is 83 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, January 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 $447). Flying from Washington, D.C. Dulles Intl Airport to Bucharest Otopeni Intl Airport in June is currently the most expensive (average of $735). 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 January 26, 2026.
Get a feel of what it's like to fly with Air France, United Airlines, and Turkish 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
1,525 reviews

Comfort

7.3

Entertainment

7.0

Food

7.0

Crew

8.1

Boarding

7.4

Overall

7.4

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
1,525 reviews
Air France
7.4
Good
1,525 reviews

Comfort

7.3

Entertainment

7.0

Food

7.0

Crew

8.1

Boarding

7.4

Overall

7.4

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
9,199 reviews
Air France
7.4
Good
1,525 reviews

Comfort

7.3

Entertainment

7.0

Food

7.0

Crew

8.1

Boarding

7.4

Overall

7.4

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
4,207 reviews
Air France
7.4
Good
1,525 reviews

Comfort

7.3

Entertainment

7.0

Food

7.0

Crew

8.1

Boarding

7.4

Overall

7.4

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
7,747 reviews
Air France
7.4
Good
1,525 reviews

Comfort

7.3

Entertainment

7.0

Food

7.0

Crew

8.1

Boarding

7.4

Overall

7.4

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
7,701 reviews
Air France
7.4
Good
1,525 reviews

Comfort

7.3

Entertainment

7.0

Food

7.0

Crew

8.1

Boarding

7.4

Overall

7.4

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 15h 45m. Fly via Turkish 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?

    Scandinavian Airlines, at $446, 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 SWISS and Turkish Airlines. Scandinavian Airlines is currently priced 41% 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, January 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 $447). Flying from Washington, D.C. Dulles Intl Airport to Bucharest Otopeni Intl Airport in June is currently the most expensive (average of $735). 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

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Alternative routes for Dulles Intl to Otopeni Intl

See prices for flight routes from nearby airports that may be better suited for you.
Reagan-National to Otopeni Intl flights
Baltimore to Otopeni Intl flights

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 January 26, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$514Average$888FlexibilityNo cancel feeOn-time69%
Turkish AirlinesCheapest$549Average$644FlexibilityNo cancel feeOn-time77%
SWISSCheapest$557Average$817FlexibilityNo cancel feeOn-time79%
DeltaCheapest$585Average$723FlexibilityNo cancel feeOn-timeN/A
Air FranceCheapest$592Average$709FlexibilityNo cancel feeOn-time77%
LufthansaCheapest$609Average$1,010FlexibilityNo cancel feeOn-time76%
British AirwaysCheapest$660Average$804FlexibilityNo cancel feeOn-time70%

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