HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Bulgaria

$347+ Cheap flights from Reagan-National (DCA) to Bulgaria

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 6/2. Fares are subject to change and may not be available on all flights or dates of travel.
DCA — SOF
Mar 27 — Apr 31
Fri 3/27
Fri 4/3
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Reagan-National to Bulgaria 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 Bulgaria

Cheapest flights from Reagan-National to Bulgaria
Explore the most affordable flight options available from Reagan-National to Bulgaria. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 25, 2026.

This United Airlines deal was found by Cheapflights users on 2/24. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/18:00 pm
DCA
-
SOF
2 stops15h 20m
United Airlines
Tue 12/86:10 am
SOF
-
DCA
2 stops16h 11m
United Airlines
Deal found 2/24$526
This Travelocity deal was found by Cheapflights users on 2/24. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/1711:00 am
DCA
-
SOF
2 stops18h 10m
Multiple Airlines
Mon 8/247:00 pm
SOF
-
DCA
2 stops27h 38m
Multiple Airlines
Deal found 2/24$551
This Air Canada deal was found by Cheapflights users on 2/25. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/84:20 pm
DCA
-
SOF
2 stops19h 20m
Air Canada
Tue 9/226:10 am
SOF
-
DCA
2 stops16h 30m
Air Canada
Deal found 2/25$556
This Air Canada deal was found by Cheapflights users on 2/25. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/111:00 am
DCA
-
SOF
2 stops18h 10m
Air Canada
Tue 9/226:10 am
SOF
-
DCA
2 stops16h 30m
Air Canada
Deal found 2/25$561
This British Airways deal was found by Cheapflights users on 2/23. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/46:58 pm
DCA
-
SOF
2 stops18h 32m
British Airways
Mon 8/248:10 pm
SOF
-
DCA
2 stops31h 06m
British Airways
Deal found 2/23$565
This FlightHub deal was found by Cheapflights users on 2/23. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/266:55 pm
DCA
-
SOF
2 stops16h 10m
Air Canada
Wed 9/91:50 pm
SOF
-
DCA
2 stops15h 44m
Air Canada
Deal found 2/23$578
This KLM deal was found by Cheapflights users on 2/23. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/312:00 pm
DCA
-
SOF
2 stops17h 00m
KLM
Tue 4/287:00 am
SOF
-
DCA
2 stops16h 36m
KLM
Deal found 2/23$595
This KLM deal was found by Cheapflights users on 2/23. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/3012:16 pm
DCA
-
SOF
2 stops18h 44m
KLM
Tue 4/147:00 am
SOF
-
DCA
2 stops18h 59m
KLM
Deal found 2/23$596
This United Airlines deal was found by Cheapflights users on 2/21. 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.
Mon 3/233:25 pm
DCA
-
SOF
2 stops15h 50m
United Airlines
Mon 3/302:20 pm
SOF
-
DCA
2 stops32h 10m
United Airlines
Deal found 2/21$607
This KLM deal was found by Cheapflights users on 2/23. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/312:00 pm
DCA
-
SOF
2 stops17h 00m
KLM
Tue 4/217:00 am
SOF
-
DCA
2 stops17h 05m
KLM
Deal found 2/23$622
This oojo deal was found by Cheapflights users on 2/24. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/125:31 pm
DCA
-
SOF
2 stops18h 49m
British Airways
Mon 4/278:10 pm
SOF
-
DCA
2 stops27h 35m
British Airways
Deal found 2/24$626
This Orbitz deal was found by Cheapflights users on 2/24. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/811:05 am
DCA
-
SOF
2 stops16h 15m
Multiple Airlines
Tue 4/1412:55 pm
SOF
-
DCA
2 stops15h 58m
Multiple Airlines
Deal found 2/24$640

Find flight deals from Reagan-National to Bulgaria

Keep the following information in mind while searching for Reagan-National to Bulgaria flight deals. Data was last updated February 25, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$551
(Travelocity)

One-way from

$347
(oojo)

Popular in

December

Cheapest in

January

Average price

$707
Provider with most accurate pricing for Washington, D.C. (WAS)-Sofia flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Sofia flights.
Search Deals
From Washington, D.C. Reagan-National to Bulgaria
Search Deals
One-way flight from Washington, D.C. Reagan-National to Bulgaria
Search Deals
Highest demand for flights based on searches. 3% potential increase in price ($25 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($18 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Reagan-National to Bulgaria 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 February 25, 2026.
Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Bulgaria that are best for you.

Fly from

Reagan-National

Fly to

Bulgaria

Route

Depart

Return

Price

Washington, D.C.Sofia

DCA - SOF

DCASOF

Washington, D.C. Reagan-National

Tue 8/4

6:58 pm-8:30 pm

2 stops18h 32m

Sofia

Mon 8/24

8:10 pm-8:16 pm

2 stops31h 06m

$565

Washington, D.C.Sofia

DCA - SOF

DCASOF

Washington, D.C. Reagan-National

Tue 3/31

6:14 pm-8:30 pm

2 stops19h 16m

Sofia

Mon 5/4

8:10 pm-6:58 pm

2 stops29h 48m

$595

Washington, D.C.Sofia

DCA - SOF

DCASOF

Washington, D.C. Reagan-National

Wed 8/5

11:57 am-12:10 pm

2 stops17h 13m

Sofia

Tue 8/25

6:10 am-10:18 am

2 stops35h 08m

$607

Washington, D.C.Sofia

DCA - SOF

DCASOF

Washington, D.C. Reagan-National

Mon 3/23

3:25 pm-1:15 pm

2 stops15h 50m

Sofia

Mon 3/30

2:20 pm-3:30 pm

2 stops32h 10m

$607

Washington, D.C.Sofia

DCA - SOF

DCASOF

Washington, D.C. Reagan-National

Mon 8/17

8:00 pm-6:40 pm

2 stops15h 40m

Sofia

Tue 8/25

6:10 am-3:38 pm

2 stops16h 28m

$607

Washington, D.C.Sofia

DCA - SOF

DCASOF

Washington, D.C. Reagan-National

Tue 3/31

2:00 pm-2:00 pm

2 stops17h 00m

Sofia

Tue 4/21

7:00 am-5:05 pm

2 stops17h 05m

$622

Washington, D.C.Sofia

DCA - SOF

DCASOF

Washington, D.C. Reagan-National

Thu 4/2

4:34 pm-1:25 pm

2 stops13h 51m

Sofia

Mon 4/6

8:10 pm-6:58 pm

2 stops29h 48m

$645

Washington, D.C.Sofia

DCA - SOF

DCASOF

Washington, D.C. Reagan-National

Sun 3/22

5:00 pm-4:20 pm

2 stops17h 20m

Sofia

Sun 3/29

9:05 pm-4:37 pm

2 stops26h 32m

$645

Washington, D.C.Sofia

DCA - SOF

DCASOF

Washington, D.C. Reagan-National

Thu 3/26

10:30 pm-11:15 am

2 stops30h 45m

Sofia

Wed 4/22

9:25 pm-6:58 pm

2 stops28h 33m

$645

Washington, D.C.Sofia

DCA - SOF

DCASOF

Washington, D.C. Reagan-National

Wed 3/25

12:55 pm-6:20 pm

2 stops23h 25m

Sofia

Wed 4/8

6:10 am-7:13 pm

2 stops20h 03m

$646

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/23

Showing 1-10 of 27 results
1
2
3

Best time to book a flight from Reagan-National to Bulgaria

Have a flexible travel schedule? Discover the best time to fly to Bulgaria 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 Bulgaria
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Reagan-National to Bulgaria. 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 Bulgaria?

    Airlines like British Airways, United Airlines, and KLM fly from Washington, D.C. Reagan-National Airport to Bulgaria in about 16h 05m. The time it takes to get you to your destination can typically vary by up to 2h 39m. The distance from Washington, D.C. Reagan-National Airport to Bulgaria is about 4919 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the most popular routes from Washington, D.C. Reagan-National Airport to Bulgaria?

    Most travelers choose Washington, D.C. Reagan-National - Sofia, Washington, D.C. Reagan-National - Varna or Washington, D.C. Reagan-National - Bourgas when deciding on the best route from Washington, D.C. Reagan-National Airport to Bulgaria.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Reagan-National to Bulgaria 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

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 Bulgaria

See prices for flight routes from nearby airports that may be better suited for you.
Dulles Intl to Heathrow flights
Baltimore to Heathrow flights
Dulles Intl to Leonardo da Vinci/Fiumicino flights
Dulles Intl to Charles de Gaulle flights
Dulles Intl to Madrid flights
Dulles Intl to Dublin flights
Reagan-National to Heathrow flights
Dulles Intl to Lisbon flights
Dulles Intl to Istanbul flights
Dulles Intl to Gatwick flights
Dulles Intl to Athens flights
Dulles Intl to Stansted flights
Dulles Intl to Barcelona-El Prat flights
Baltimore to Gatwick flights
Dulles Intl to Amsterdam flights
Dulles Intl to Frankfurt flights
Reagan-National to Charles de Gaulle flights
Dulles Intl to Orly flights
Baltimore to Charles de Gaulle flights
Reagan-National to Madrid flights
Baltimore to Madrid flights
Baltimore to Leonardo da Vinci/Fiumicino flights
Dulles Intl to Bruxelles-National flights
Reagan-National to Leonardo da Vinci/Fiumicino flights
Dulles Intl to Edinburgh flights
Dulles Intl to Keflavik Intl flights
Dulles Intl to Zurich flights
Dulles Intl to Luton flights
Baltimore to Istanbul flights
Baltimore to Dublin flights
Dulles Intl to Munich flights
Baltimore to Athens flights
Baltimore to Lisbon flights
Dulles Intl to Copenhagen flights
Reagan-National to Lisbon flights
Baltimore to Keflavik Intl flights
Baltimore to Barcelona-El Prat flights
Dulles Intl to Vicenza flights
Reagan-National to Barcelona-El Prat flights
Dulles Intl to Sabiha Gokcen flights
Reagan-National to Keflavik Intl flights
Dulles Intl to Oslo Gardermoen 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.