HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Otopeni Intl

$318+ Cheap flights from Reagan-National (DCA) 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 10/7. Fares are subject to change and may not be available on all flights or dates of travel.
DCA — OTP
oct. 16 — oct. 231
jue. 10/16
jue. 10/23
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Reagan-National to Otopeni Intl with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Reagan-National to Otopeni Intl

Discover tips and strategies to find the most affordable flight options for your journey from Reagan-National (DCA) 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 septiembre 16, 2025.

Round-trip from

$610
(United Airlines)

One-way from

$318
(Mytrip)

Popular in

December

Cheapest in

November

Average price

$710
From Washington, D.C. Reagan-National to Bucharest Otopeni Intl
Search Deals
One-way flight from Washington, D.C. Reagan-National to Bucharest Otopeni Intl
Search Deals
Highest demand for flights based on searches. 2% potential increase in price ($19 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($17 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
Search Deals

Find flight deals from Reagan-National to Otopeni Intl

Cheapest flights from Reagan-National to Otopeni Intl
Explore the most affordable flight options available from Reagan-National to Otopeni Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on septiembre 16, 2025.

This United Airlines deal was found by Cheapflights users on 9/15. 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.
jue. 10/302:00 pmDCA - OTP
2 stops16h 20mMultiple Airlines
jue. 11/65:50 amOTP - DCA
2 stops16h 41mMultiple Airlines
Deal found 9/15$610
This United Airlines deal was found by Cheapflights users on 9/15. 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.
mié. 10/151:00 pmDCA - OTP
2 stops15h 55mMultiple Airlines
mié. 10/226:00 amOTP - DCA
2 stops16h 51mMultiple Airlines
Deal found 9/15$615
This FlightHub deal was found by Cheapflights users on 9/15. 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.
vie. 11/79:40 amDCA - OTP
2 stops19h 50mAir Canada
vie. 11/215:55 amOTP - DCA
2 stops16h 36mAir Canada
Deal found 9/15$618
This United Airlines deal was found by Cheapflights users on 9/16. 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.
mar. 10/75:27 pmDCA - OTP
2 stops16h 23mUnited Airlines
mar. 10/146:00 amOTP - DCA
2 stops16h 51mUnited Airlines
Deal found 9/16$630
This British Airways deal was found by Cheapflights users on 9/14. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 11/35:45 pmDCA - OTP
2 stops14h 45mBritish Airways
lun. 11/178:05 amOTP - DCA
2 stops19h 53mBritish Airways
Deal found 9/14$658
This FlightHub deal was found by Cheapflights users on 9/14. 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.
mar. 10/79:40 amDCA - OTP
2 stops20h 20mAir Canada
mar. 10/285:55 amOTP - DCA
2 stops34h 31mAir Canada
Deal found 9/14$665
This Mytrip deal was found by Cheapflights users on 9/16. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/2311:00 amDCA - OTP
2 stops30h 15mMultiple Airlines
mar. 10/285:45 pmOTP - DCA
3 stops28h 11mMultiple Airlines
Deal found 9/16$672
This Mytrip deal was found by Cheapflights users on 9/16. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/2311:00 amDCA - OTP
3 stops24h 45mMultiple Airlines
lun. 10/276:50 pmOTP - DCA
3 stops33h 45mMultiple Airlines
Deal found 9/16$679
This United Airlines deal was found by Cheapflights users on 9/15. 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.
jue. 10/231:00 pmDCA - OTP
2 stops17h 00mUnited Airlines
mar. 10/285:55 amOTP - DCA
2 stops21h 00mUnited Airlines
Deal found 9/15$680
This British Airways deal was found by Cheapflights users on 9/14. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 11/65:45 pmDCA - OTP
2 stops15h 00mBritish Airways
jue. 11/208:00 amOTP - DCA
2 stops17h 56mBritish Airways
Deal found 9/14$698
This British Airways deal was found by Cheapflights users on 9/16. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 11/82:54 pmDCA - OTP
2 stops17h 11mBritish Airways
sáb. 11/228:05 amOTP - DCA
2 stops19h 55mBritish Airways
Deal found 9/16$708

Cheapflights Fare Finder

 
Customize your flight search to find flights from Reagan-National 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 septiembre 16, 2025.
Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Bucharest Otopeni Intl Airport that are best for you.

Fly from

Reagan-National

Fly to

Otopeni Intl

Route

Depart

Return

Price

Washington, D.C.Bucharest

DCA - OTP

DCAOTP

Washington, D.C. Reagan-National

jue. 10/30

2:00 pm-12:20 pm

2 stops16h 20m

Bucharest Otopeni Intl

jue. 11/6

5:50 am-3:31 pm

2 stops16h 41m

$610

Washington, D.C.Bucharest

DCA - OTP

DCAOTP

Washington, D.C. Reagan-National

mié. 10/15

1:00 pm-11:55 am

2 stops15h 55m

Bucharest Otopeni Intl

mié. 10/22

6:00 am-3:51 pm

2 stops16h 51m

$615

Washington, D.C.Bucharest

DCA - OTP

DCAOTP

Washington, D.C. Reagan-National

dom. 3/15

6:59 pm-2:55 pm

2 stops13h 56m

Bucharest Otopeni Intl

dom. 3/29

8:20 am-7:13 pm

2 stops17h 53m

$618

Washington, D.C.Bucharest

DCA - OTP

DCAOTP

Washington, D.C. Reagan-National

vie. 11/7

9:40 am-12:30 pm

2 stops19h 50m

Bucharest Otopeni Intl

vie. 11/21

5:55 am-3:31 pm

2 stops16h 36m

$618

Washington, D.C.Bucharest

DCA - OTP

DCAOTP

Washington, D.C. Reagan-National

vie. 1/16

3:59 pm-3:10 pm

2 stops16h 11m

Bucharest Otopeni Intl

vie. 1/30

8:00 am-7:14 pm

2 stops18h 14m

$618

Washington, D.C.Bucharest

DCA - OTP

DCAOTP

Washington, D.C. Reagan-National

lun. 1/12

3:59 pm-3:30 pm

2 stops16h 31m

Bucharest Otopeni Intl

lun. 1/26

8:05 am-7:59 pm

2 stops18h 54m

$618

Washington, D.C.Bucharest

DCA - OTP

DCAOTP

Washington, D.C. Reagan-National

vie. 2/13

12:38 pm-3:10 pm

2 stops19h 32m

Bucharest Otopeni Intl

vie. 2/27

8:00 am-8:00 pm

2 stops19h 00m

$618

Washington, D.C.Bucharest

DCA - OTP

DCAOTP

Washington, D.C. Reagan-National

mar. 10/7

5:27 pm-4:50 pm

2 stops16h 23m

Bucharest Otopeni Intl

mar. 10/14

6:00 am-3:51 pm

2 stops16h 51m

$630

Washington, D.C.Bucharest

DCA - OTP

DCAOTP

Washington, D.C. Reagan-National

dom. 2/15

5:15 pm-2:55 pm

2 stops14h 40m

Bucharest Otopeni Intl

dom. 3/1

7:35 am-8:00 pm

2 stops19h 25m

$658

Washington, D.C.Bucharest

DCA - OTP

DCAOTP

Washington, D.C. Reagan-National

vie. 3/13

6:59 pm-11:25 pm

2 stops22h 26m

Bucharest Otopeni Intl

vie. 3/27

8:00 am-7:13 pm

2 stops17h 13m

$658

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Showing 1-10 of 18 results
1
2

Best time to book a flight from Reagan-National to Otopeni Intl

Have a flexible travel schedule? Discover the best time to fly to Otopeni Intl from Reagan-National 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. Reagan-National Airport to Bucharest Otopeni Intl Airport

What is the cheapest time of day to fly from DCA to OTP?

Find hourly flight availability from Reagan-National to Otopeni Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated septiembre 16, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Washington, D.C. Reagan-National Airport to Bucharest Otopeni Intl Airport as you normally would.

Related info for your journey

Find useful and relevant information for your journey from Reagan-National 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. Reagan-National Airport to Bucharest Otopeni Intl Airport?

    Airlines like British Airways and Air Canada fly from Washington, D.C. Reagan-National Airport to Bucharest Otopeni Intl Airport in about 13h 56m. The time it takes to get you to your destination can typically vary by up to 5h 54m. The distance from Washington, D.C. Reagan-National Airport to Bucharest Otopeni Intl Airport is about 4950 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

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

  • How can I find direct flights from Reagan-National to Otopeni Intl?

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

  • Can I find deals for business class flights from Reagan-National to Otopeni Intl?

    Yes. Cheapflights offers flight deals from Reagan-National 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. Reagan-National Airport to Bucharest Otopeni Intl Airport?

    Currently, November is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Bucharest Otopeni Intl Airport (average of $604). Flying from Washington, D.C. Reagan-National Airport to Bucharest Otopeni Intl Airport in June is currently the most expensive (average of $1,132). 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Reagan-National to Otopeni Intl

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

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.