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Cheap flights from Washington, D.C. Dulles Intl Airport to Bucharest from $320

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 10/9. 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

Turkish Airlines Logo
9:10 pm - 8:30 pmIAD-OTP
16h 20m1 stop
Turkish Airlines Logo
9:50 pm - 11:45 amOTP-IAD
20h 55m1 stop
$601Turkish Airlines
Find Deal
Sat, Nov 22 - Fri, Nov 28
Turkish Airlines Logo
1:30 pm - 2:10 pmIAD-OTP
17h 40m1 stop
Turkish Airlines Logo
3:30 pm - 11:45 amOTP-IAD
27h 15m1 stop
$602Turkish Airlines
Find Deal
Wed, Nov 26 - Sat, Nov 29
Turkish Airlines Logo
1:30 pm - 2:35 pmIAD-OTP
18h 05m1 stop
Turkish Airlines Logo
9:30 am - 7:45 pmOTP-IAD
17h 15m1 stop
$603Turkish Airlines
Find Deal
Tue, Sep 23 - Thu, Oct 16
Lufthansa Logo
10:55 pm - 6:35 pmIAD-OTP
12h 40m1 stop
Lufthansa Logo
5:55 am - 3:50 pmOTP-IAD
16h 55m1 stop
$604Lufthansa
Find Deal
Fri, Jan 9 - Fri, Jan 23
Austrian Airlines Logo
5:25 pm - 12:25 pmIAD-OTP
12h 00m1 stop
Austrian Airlines Logo
6:35 am - 2:35 pmOTP-IAD
15h 00m1 stop
$605Austrian Airlines
Find Deal
Tue, Oct 7 - Wed, Oct 15
Lufthansa Logo
10:20 pm - 6:35 pmIAD-OTP
13h 15m1 stop
Lufthansa Logo
6:05 am - 3:50 pmOTP-IAD
16h 45m1 stop
$606Lufthansa
Find Deal
Thu, Oct 23 - Wed, Nov 12
United Airlines Logo
1:00 pm - 1:00 pmIAD-OTP
17h 00m2 stops
United Airlines Logo
6:00 am - 9:05 pmOTP-IAD
22h 05m2 stops
$615United Airlines
Find Deal
Tue, Oct 7 - Tue, Oct 14
SWISS Logo
8:45 pm - 3:20 pmIAD-OTP
11h 35m1 stop
SWISS Logo
4:10 pm - 4:15 pmOTP-IAD
31h 05m1 stop
$616SWISS
Find Deal
Tue, Oct 7 - Mon, Oct 13
United Airlines Logo
10:35 pm - 6:25 pmIAD-OTP
37h 50m2 stops
United Airlines Logo
5:55 am - 11:59 pmOTP-IAD
25h 04m2 stops
$630United Airlines
Find Deal
Sat, Nov 1 - Sat, Nov 15
Austrian Airlines Logo
5:25 pm - 6:05 pmIAD-OTP
17h 40m1 stop
Austrian Airlines Logo
6:35 am - 2:35 pmOTP-IAD
15h 00m1 stop
$656Austrian Airlines
Find Deal
Thu, Oct 9 - Wed, Oct 15

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

Our best Lufthansa deals on Washington, D.C. Dulles Intl Airport to Bucharest Otopeni Intl Airport flight tickets
Lufthansa
Jan 9
IAD10:55 pmWashington, D.C. Dulles Intl
12h 40m
1 stop
OTP6:35 pmBucharest Otopeni Intl
Jan 23
OTP5:55 amBucharest Otopeni Intl
16h 55m
1 stop
IAD3:50 pmWashington, D.C. Dulles Intl
$604
Find similar
Lufthansa
Oct 23
IAD10:20 pmWashington, D.C. Dulles Intl
13h 15m
1 stop
OTP6:35 pmBucharest Otopeni Intl
Nov 12
OTP6:05 amBucharest Otopeni Intl
16h 45m
1 stop
IAD3:50 pmWashington, D.C. Dulles Intl
$606
Find similar
Lufthansa
Oct 8
IAD10:20 pmWashington, D.C. Dulles Intl
19h 40m
1 stop
OTP1:00 amBucharest Otopeni Intl
Oct 13
OTP6:40 pmBucharest Otopeni Intl
25h 50m
1 stop
IAD1:30 pmWashington, D.C. Dulles Intl
$635
Find similar

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
Nov 22
IAD9:10 pmWashington, D.C. Dulles Intl
16h 20m
1 stop
OTP8:30 pmBucharest Otopeni Intl
Nov 28
OTP9:50 pmBucharest Otopeni Intl
20h 55m
1 stop
IAD11:45 amWashington, D.C. Dulles Intl
$601
Find similar
Turkish Airlines
Nov 26
IAD1:30 pmWashington, D.C. Dulles Intl
17h 40m
1 stop
OTP2:10 pmBucharest Otopeni Intl
Nov 29
OTP3:30 pmBucharest Otopeni Intl
27h 15m
1 stop
IAD11:45 amWashington, D.C. Dulles Intl
$602
Find similar
Turkish Airlines
Sep 23
IAD1:30 pmWashington, D.C. Dulles Intl
18h 05m
1 stop
OTP2:35 pmBucharest Otopeni Intl
Oct 16
OTP9:30 amBucharest Otopeni Intl
17h 15m
1 stop
IAD7:45 pmWashington, D.C. Dulles Intl
$603
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 September 11, 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

Sat 11/22

9:10 pm-8:30 pm

1 stop16h 20m

Bucharest Otopeni Intl

Fri 11/28

9:50 pm-11:45 am

1 stop20h 55m

$601

Washington, D.C.Bucharest

IAD - OTP

IADOTP

Washington, D.C. Dulles Intl

Wed 11/26

1:30 pm-2:10 pm

1 stop17h 40m

Bucharest Otopeni Intl

Sat 11/29

3:30 pm-11:45 am

1 stop27h 15m

$602

Washington, D.C.Bucharest

IAD - OTP

IADOTP

Washington, D.C. Dulles Intl

Tue 9/23

1:30 pm-2:35 pm

1 stop18h 05m

Bucharest Otopeni Intl

Thu 10/16

9:30 am-7:45 pm

1 stop17h 15m

$603

Washington, D.C.Bucharest

IAD - OTP

IADOTP

Washington, D.C. Dulles Intl

Fri 1/9

10:55 pm-6:35 pm

1 stop12h 40m

Bucharest Otopeni Intl

Fri 1/23

5:55 am-3:50 pm

1 stop16h 55m

$604

Washington, D.C.Bucharest

IAD - OTP

IADOTP

Washington, D.C. Dulles Intl

Tue 10/7

5:25 pm-12:25 pm

1 stop12h 00m

Bucharest Otopeni Intl

Wed 10/15

6:35 am-2:35 pm

1 stop15h 00m

$605

Washington, D.C.Bucharest

IAD - OTP

IADOTP

Washington, D.C. Dulles Intl

Thu 10/23

10:20 pm-6:35 pm

1 stop13h 15m

Bucharest Otopeni Intl

Wed 11/12

6:05 am-3:50 pm

1 stop16h 45m

$606

Washington, D.C.Bucharest

IAD - OTP

IADOTP

Washington, D.C. Dulles Intl

Tue 10/7

1:00 pm-1:00 pm

2 stops17h 00m

Bucharest Otopeni Intl

Tue 10/14

6:00 am-9:05 pm

2 stops22h 05m

$615

Washington, D.C.Bucharest

IAD - OTP

IADOTP

Washington, D.C. Dulles Intl

Tue 10/7

8:45 pm-3:20 pm

1 stop11h 35m

Bucharest Otopeni Intl

Mon 10/13

4:10 pm-4:15 pm

1 stop31h 05m

$616

Washington, D.C.Bucharest

IAD - OTP

IADOTP

Washington, D.C. Dulles Intl

Sat 11/1

10:35 pm-6:25 pm

2 stops37h 50m

Bucharest Otopeni Intl

Sat 11/15

5:55 am-11:59 pm

2 stops25h 04m

$630

Washington, D.C.Bucharest

IAD - OTP

IADOTP

Washington, D.C. Dulles Intl

Thu 10/9

5:25 pm-6:05 pm

1 stop17h 40m

Bucharest Otopeni Intl

Wed 10/15

6:35 am-2:35 pm

1 stop15h 00m

$656

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 16 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 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 $798 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 $627 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 30m.

  • 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
1,484 reviews
Search Scandinavian Airlines flights
KLMPriceFrom $483Free CancellationRating
7.8
1,385 reviews
Search KLM flights
SWISSPriceFrom $557Free CancellationRating
7.5
1,731 reviews
Search SWISS flights
Turkish AirlinesPriceFrom $561Free CancellationRating
7.3
3,968 reviews
Search Turkish Airlines flights
DeltaPriceFrom $585Free CancellationRating
7.9
7,960 reviews
Search Delta flights
Air FrancePriceFrom $599Free CancellationRating
7.4
1,469 reviews
Search Air France flights
LufthansaPriceFrom $619Free CancellationRating
6.8
7,409 reviews
Search Lufthansa flights
United AirlinesPriceFrom $622Free CancellationRating
7.4
8,937 reviews
Search United Airlines flights
British AirwaysPriceFrom $660Free CancellationRating
6.6
7,361 reviews
Search British Airways flights

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Otopeni

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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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