HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Reagan-National

$321+ Cheap flights from Otopeni Intl (OTP) to Reagan-National (DCA)

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 2/9. Fares are subject to change and may not be available on all flights or dates of travel.
OTP — DCA
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

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

Cheapest flights from Otopeni Intl to Reagan-National
Explore the most affordable flight options available from Otopeni Intl to Reagan-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 12, 2025.

This British Airways deal was found by Cheapflights users on 12/11. 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.
Fri 12/268:00 amOTP - DCA
2 stops17h 40mBritish Airways
Thu 1/85:45 pmDCA - OTP
2 stops15h 00mBritish Airways
Deal found 12/11$895
This British Airways deal was found by Cheapflights users on 12/11. 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.
Sat 12/278:05 amOTP - DCA
2 stops20h 14mBritish Airways
Wed 12/312:05 pmDCA - OTP
2 stops22h 55mBritish Airways
Deal found 12/11$993

Find flight deals from Otopeni Intl to Reagan-National

Discover tips and strategies to find the most affordable flight options for your journey from Otopeni Intl (OTP) to Reagan-National (DCA). 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 December 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$549
(American Airlines)

One-way from

$321
(British Airways)

Popular in

February

Cheapest in

October

Average price

$717
Provider with most accurate pricing for Bucharest (BUH)-Washington, D.C. (WAS) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Bucharest (BUH)-Washington, D.C. (WAS) flights.
Search Deals
From Bucharest Otopeni Intl to Washington, D.C. Reagan-National
Search Deals
One-way flight from Bucharest Otopeni Intl to Washington, D.C. Reagan-National
Search Deals
Highest demand for flights based on searches. 18% potential increase in price ($135 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($18 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Otopeni Intl to Reagan-National 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 December 12, 2025.
Use the filters below to find and compare flights from Bucharest Otopeni Intl Airport to Washington, D.C. Reagan-National Airport that are best for you.

Fly from

Otopeni Intl

Fly to

Reagan-National

Route

Depart

Return

Price

BucharestWashington, D.C.

OTP - DCA

OTPDCA

Bucharest Otopeni Intl

Fri 1/16

5:55 am-7:45 pm

2 stops20h 50m

Washington, D.C. Reagan-National

Thu 1/29

11:05 am-3:50 pm

2 stops21h 45m

$550

BucharestWashington, D.C.

OTP - DCA

OTPDCA

Bucharest Otopeni Intl

Thu 1/15

5:50 am-5:31 pm

2 stops18h 41m

Washington, D.C. Reagan-National

Wed 1/28

3:15 pm-2:00 pm

2 stops15h 45m

$550

BucharestWashington, D.C.

OTP - DCA

OTPDCA

Bucharest Otopeni Intl

Thu 1/15

8:00 am-7:36 pm

2 stops18h 36m

Washington, D.C. Reagan-National

Wed 1/28

5:55 pm-8:00 pm

2 stops19h 05m

$552

BucharestWashington, D.C.

OTP - DCA

OTPDCA

Bucharest Otopeni Intl

Sat 1/24

8:05 am-10:55 pm

2 stops21h 50m

Washington, D.C. Reagan-National

Sat 1/31

3:24 pm-3:05 pm

2 stops16h 41m

$552

BucharestWashington, D.C.

OTP - DCA

OTPDCA

Bucharest Otopeni Intl

Thu 5/7

8:25 am-8:04 pm

2 stops18h 39m

Washington, D.C. Reagan-National

Sun 6/7

5:00 pm-2:05 pm

2 stops14h 05m

$554

BucharestWashington, D.C.

OTP - DCA

OTPDCA

Bucharest Otopeni Intl

Wed 1/21

8:05 am-10:03 pm

2 stops20h 58m

Washington, D.C. Reagan-National

Wed 1/28

7:31 pm-8:00 pm

2 stops17h 29m

$554

BucharestWashington, D.C.

OTP - DCA

OTPDCA

Bucharest Otopeni Intl

Thu 1/22

8:00 am-9:30 pm

2 stops20h 30m

Washington, D.C. Reagan-National

Wed 4/1

5:00 pm-2:30 pm

2 stops14h 30m

$580

BucharestWashington, D.C.

OTP - DCA

OTPDCA

Bucharest Otopeni Intl

Mon 1/26

8:05 am-10:03 pm

2 stops20h 58m

Washington, D.C. Reagan-National

Sat 1/31

8:45 pm-2:55 pm

2 stops35h 10m

$710

BucharestWashington, D.C.

OTP - DCA

OTPDCA

Bucharest Otopeni Intl

Mon 1/26

8:05 am-11:59 pm

2 stops22h 54m

Washington, D.C. Reagan-National

Sat 1/31

8:45 pm-2:55 pm

2 stops35h 10m

$741

BucharestWashington, D.C.

OTP - DCA

OTPDCA

Bucharest Otopeni Intl

Mon 2/9

8:05 am-10:03 pm

2 stops20h 58m

$321

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/11

Showing 1-10 of 18 results
1
2

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

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

Related info for your journey

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

    For as low as $552, Air Canada can have you in Washington, D.C. Reagan-National Airport from Bucharest Otopeni Intl Airport in 18h 36m. The distance from Bucharest Otopeni Intl Airport to Washington, D.C. Reagan-National Airport is about 4950 mi. This flight may include one or multiple stops.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Otopeni Intl to Reagan-National by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Traveling to a place near Washington, D.C. Reagan-National Airport?

Book flights to Washington, D.C. Reagan-National Airport if you plan to visit one of these locations
Alexandria
Woodbridge
Tysons
Arlington
Owings Mills
Springfield
Hanover
Silver Spring
Fredericksburg
Fairfax
Linthicum Heights
Manassas
Rockville
Laurel
Towson
National Harbor
Bowie
Largo
McLean
Clinton

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 Otopeni Intl to Reagan-National

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