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Cheap flights from Washington, D.C. Dulles Intl Airport to Bucharest from $443

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. Dulles Intl Airport to Bucharest departing on 1/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Washington, D.C. Dulles Intl Airport to Bucharest

Cheap round-trip flights

Enter your travel dates to find the best prices.
Turkish Airlines Logo
9:40 pm - 12:05 pmIAD-OTP
31h 25m1 stop
Turkish Airlines Logo
3:55 pm - 11:35 amOTP-IAD
26h 40m1 stop
$597Turkish Airlines
Find Deal
Sun, Mar 29 - Sat, Apr 4
Air Canada Logo
4:30 pm - 2:00 pmIAD-OTP
15h 30m2 stops
Air Canada Logo
6:00 am - 4:20 pmOTP-IAD
17h 20m2 stops
$603Air Canada
Find Deal
Wed, Mar 18 - Wed, Apr 1
Delta Logo
12:30 pm - 1:00 pmIAD-OTP
18h 30m2 stops
Delta Logo
7:00 am - 4:30 pmOTP-IAD
16h 30m2 stops
$604Delta
Find Deal
Wed, Mar 18 - Wed, Apr 1
United Airlines Logo
5:20 pm - 2:00 pmIAD-OTP
14h 40m2 stops
United Airlines Logo
1:50 pm - 11:00 pmOTP-IAD
16h 10m2 stops
$611United Airlines
Find Deal
Wed, Mar 18 - Wed, Apr 1
United Airlines Logo
10:00 pm - 6:40 pmIAD-OTP
13h 40m1 stop
United Airlines Logo
2:50 pm - 11:23 amOTP-IAD
51h 33m2 stops
$615United Airlines
Find Deal
Mon, Nov 3 - Mon, Nov 17
Delta Logo
7:59 pm - 10:50 pmIAD-OTP
19h 51m2 stops
Delta Logo
6:00 am - 7:08 pmOTP-IAD
20h 08m2 stops
$636Delta
Find Deal
Sat, Nov 8 - Fri, Nov 21
Lufthansa Logo
10:55 pm - 1:05 amIAD-OTP
19h 10m1 stop
Lufthansa Logo
6:05 am - 3:50 pmOTP-IAD
16h 45m2 stops
$645Lufthansa
Find Deal
Sun, Nov 2 - Sun, Nov 16
British Airways Logo
5:41 pm - 11:00 pmIAD-OTP
23h 19m2 stops
British Airways Logo
8:05 am - 11:59 pmOTP-IAD
22h 54m2 stops
$703British Airways
Find Deal
Mon, Oct 27 - Sat, Nov 8
British Airways Logo
7:20 pm - 11:25 pmIAD-OTP
22h 05m1 stop
British Airways Logo
8:20 am - 5:30 pmOTP-IAD
16h 10m1 stop
$704British Airways
Find Deal
Fri, Mar 27 - Sun, Apr 5
Lufthansa Logo
11:55 pm - 6:35 pmIAD-OTP
12h 40m1 stop
Lufthansa Logo
6:05 am - 4:50 pmOTP-IAD
16h 45m2 stops
$732Lufthansa
Find Deal
Sat, Mar 14 - Sat, Mar 28

Turkish Airlines flights from Washington, D.C. Dulles Intl Airport to Bucharest Otopeni Intl Airport

Our best Turkish Airlines deals on Washington, D.C. Dulles Intl Airport to Bucharest Otopeni Intl Airport flight tickets
Turkish Airlines
Mar 29
IAD9:40 pmWashington, D.C. Dulles Intl
31h 25m
1 stop
OTP12:05 pmBucharest Otopeni Intl
Apr 4
OTP3:55 pmBucharest Otopeni Intl
26h 40m
1 stop
IAD11:35 amWashington, D.C. Dulles Intl
$597
Find similar
Turkish Airlines
Oct 15
IAD9:40 pmWashington, D.C. Dulles Intl
33h 55m
1 stop
OTP2:35 pmBucharest Otopeni Intl
Nov 19
OTP10:10 amBucharest Otopeni Intl
32h 35m
1 stop
IAD11:45 amWashington, D.C. Dulles Intl
$598
Find similar
Turkish Airlines
Oct 25
IAD1:30 pmWashington, D.C. Dulles Intl
18h 40m
1 stop
OTP3:10 pmBucharest Otopeni Intl
Nov 1
OTP10:10 amBucharest Otopeni Intl
16h 10m
1 stop
IAD8:20 pmWashington, D.C. Dulles Intl
$607
Find similar

Delta flights from Washington, D.C. Dulles Intl Airport to Bucharest Otopeni Intl Airport

Our best Delta deals on Washington, D.C. Dulles Intl Airport to Bucharest Otopeni Intl Airport flight tickets
Delta
Mar 18
IAD12:30 pmWashington, D.C. Dulles Intl
18h 30m
2 stops
OTP1:00 pmBucharest Otopeni Intl
Apr 1
OTP7:00 amBucharest Otopeni Intl
16h 30m
2 stops
IAD4:30 pmWashington, D.C. Dulles Intl
$604
Find similar
Delta
Nov 8
IAD7:59 pmWashington, D.C. Dulles Intl
19h 51m
2 stops
OTP10:50 pmBucharest Otopeni Intl
Nov 21
OTP6:00 amBucharest Otopeni Intl
20h 08m
2 stops
IAD7:08 pmWashington, D.C. Dulles Intl
$636
Find similar
Delta
Oct 15
IAD10:11 amWashington, D.C. Dulles Intl
18h 59m
2 stops
OTP12:10 pmBucharest Otopeni Intl
Nov 19
OTP6:00 amBucharest Otopeni Intl
17h 05m
1 stop
IAD4:05 pmWashington, D.C. Dulles Intl
$638
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. Dulles Intl Airport to Bucharest Otopeni Intl Airport 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, momondo users made 832,500 searches. Data last updated October 14, 2025.
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

Washington, D.C.Bucharest

IAD - OTP

IADOTP

Washington, D.C. Dulles Intl

Sun 3/29

9:40 pm-12:05 pm

1 stop31h 25m

Bucharest Otopeni Intl

Sat 4/4

3:55 pm-11:35 am

1 stop26h 40m

$597

Washington, D.C.Bucharest

IAD - OTP

IADOTP

Washington, D.C. Dulles Intl

Wed 3/18

4:30 pm-2:00 pm

2 stops15h 30m

Bucharest Otopeni Intl

Wed 4/1

6:00 am-4:20 pm

2 stops17h 20m

$603

Washington, D.C.Bucharest

IAD - OTP

IADOTP

Washington, D.C. Dulles Intl

Wed 3/18

12:30 pm-1:00 pm

2 stops18h 30m

Bucharest Otopeni Intl

Wed 4/1

7:00 am-4:30 pm

2 stops16h 30m

$604

Washington, D.C.Bucharest

IAD - OTP

IADOTP

Washington, D.C. Dulles Intl

Wed 3/18

5:20 pm-2:00 pm

2 stops14h 40m

Bucharest Otopeni Intl

Wed 4/1

1:50 pm-11:00 pm

2 stops16h 10m

$611

Washington, D.C.Bucharest

IAD - OTP

IADOTP

Washington, D.C. Dulles Intl

Mon 11/3

10:00 pm-6:40 pm

1 stop13h 40m

Bucharest Otopeni Intl

Mon 11/17

2:50 pm-11:23 am

2 stops51h 33m

$615

Washington, D.C.Bucharest

IAD - OTP

IADOTP

Washington, D.C. Dulles Intl

Sat 11/8

7:59 pm-10:50 pm

2 stops19h 51m

Bucharest Otopeni Intl

Fri 11/21

6:00 am-7:08 pm

2 stops20h 08m

$636

Washington, D.C.Bucharest

IAD - OTP

IADOTP

Washington, D.C. Dulles Intl

Sun 11/2

10:55 pm-1:05 am

1 stop19h 10m

Bucharest Otopeni Intl

Sun 11/16

6:05 am-3:50 pm

2 stops16h 45m

$645

Washington, D.C.Bucharest

IAD - OTP

IADOTP

Washington, D.C. Dulles Intl

Mon 10/27

5:41 pm-11:00 pm

2 stops23h 19m

Bucharest Otopeni Intl

Sat 11/8

8:05 am-11:59 pm

2 stops22h 54m

$703

Washington, D.C.Bucharest

IAD - OTP

IADOTP

Washington, D.C. Dulles Intl

Fri 3/27

7:20 pm-11:25 pm

1 stop22h 05m

Bucharest Otopeni Intl

Sun 4/5

8:20 am-5:30 pm

1 stop16h 10m

$704

Washington, D.C.Bucharest

IAD - OTP

IADOTP

Washington, D.C. Dulles Intl

Sat 3/14

11:55 pm-6:35 pm

1 stop12h 40m

Bucharest Otopeni Intl

Sat 3/28

6:05 am-4:50 pm

2 stops16h 45m

$732

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Bucharest from

How to get the cheapest flight ticket from Washington, D.C. Dulles Intl Airport to Bucharest Otopeni Intl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Washington, D.C. Dulles Intl Airport and Bucharest Otopeni Intl Airport?

What is the cheapest month to fly to Bucharest Otopeni Intl Airport?

If you aren’t able to travel during the month of October, then book flights to Bucharest Otopeni Intl Airport from Washington, D.C. Dulles Intl Airport during January instead. Flights to Bucharest Otopeni Intl Airport in January, while not as cheap as those in October, still average around $645.

What is the cheapest day to depart on your flight to Bucharest Otopeni Intl Airport?

Our data shows that Tuesday is the least expensive day to fly to Bucharest Otopeni Intl Airport. Tickets to fly out on this day can be as low as $788. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Washington, D.C. Dulles Intl Airport to Bucharest Otopeni Intl Airport for around $980.

What is the cheapest time of day to depart on your flight to Bucharest Otopeni Intl Airport?

Our most recent data shows that the best time of day to fly to Bucharest Otopeni Intl Airport is at noon. Flights from Washington, D.C. Dulles Intl Airport to Bucharest Otopeni Intl Airport during this time can be as low as $772. In the afternoon is when there is more demand to fly to Bucharest Otopeni Intl Airport, so prices are often more expensive at around $930 per ticket.

How far in advance should I book a flight to Bucharest Otopeni Intl Airport?

You are more likely to see cheaper flights to Bucharest Otopeni Intl Airport from Washington, D.C. Dulles Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Bucharest Otopeni Intl Airport for around $799 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Bucharest Otopeni Intl Airport from Washington, D.C. Dulles Intl Airport for as low as $631 on momondo.

When to book flights from Washington, D.C. Dulles Intl Airport to Bucharest Otopeni Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. Dulles Intl Airport to Bucharest Otopeni Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Washington, D.C. Dulles Intl Airport to Bucharest Otopeni Intl Airport (IAD to OTP) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. Dulles Intl Airport to Bucharest Otopeni Intl Airport

Direct flights

None
There are no direct flights from Washington, D.C. Dulles Intl Airport to Bucharest Otopeni Intl Airport. There are no popular flight routes from Washington, D.C. Dulles Intl Airport to Bucharest Otopeni Intl Airport.
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  • How far is Washington, D.C. Dulles Intl to Bucharest Otopeni Intl by plane?

    A flight from Washington, D.C. Dulles Intl to Bucharest Otopeni Intl will travel around 4961.5 mi. A reasonable flight in good conditions will take 11h 40m.

  • When did momondo last update prices for flights from Washington, D.C. Dulles Intl Airport to Bucharest Otopeni Intl Airport?

    Prices for flights from Washington, D.C. Dulles Intl Airport to Bucharest Otopeni Intl Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Washington, D.C. Dulles Intl Airport to Bucharest Otopeni Intl Airport?

  • How old do you have to be to fly from Washington, D.C. Dulles Intl Airport to Bucharest Otopeni Intl Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. Dulles Intl Airport to Bucharest Otopeni Intl Airport.

  • What documentation or ID do you need to fly to Bucharest Otopeni Intl Airport?

    The travel and health documents required for your trip to Bucharest Otopeni Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Bucharest Otopeni Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from Washington, D.C. Dulles Intl Airport to Bucharest Otopeni Intl Airport?

Best airlines flying from Washington, D.C. Dulles Intl Airport to Bucharest Otopeni Intl Airport

Compare and see reviews for airlines that fly from Washington, D.C. Dulles Intl Airport to Bucharest Otopeni Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
Scandinavian AirlinesPriceFrom $446Free CancellationRating
7.4
1,531 reviews
Search Scandinavian Airlines flights
KLMPriceFrom $483Free CancellationRating
7.7
1,402 reviews
Search KLM flights
SWISSPriceFrom $557Free CancellationRating
7.6
1,766 reviews
Search SWISS flights
Turkish AirlinesPriceFrom $580Free CancellationRating
7.3
4,007 reviews
Search Turkish Airlines flights
DeltaPriceFrom $585Free CancellationRating
7.9
7,972 reviews
Search Delta flights
LufthansaPriceFrom $609Free CancellationRating
6.8
7,484 reviews
Search Lufthansa flights
Air FrancePriceFrom $622Free CancellationRating
7.4
1,475 reviews
Search Air France flights
United AirlinesPriceFrom $622Free CancellationRating
7.4
8,975 reviews
Search United Airlines flights
British AirwaysPriceFrom $660Free CancellationRating
6.7
7,454 reviews
Search British Airways flights

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Yes. momondo enables you to select and highlight flights to Bucharest from Washington, D.C. with this policy.

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