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$320+ Cheap flights from Reagan-National (DCA) to Sofia (SOF)

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 1/17. Fares are subject to change and may not be available on all flights or dates of travel.
DCA — SOF
Jan 6 — Jan 131
Tue 1/6
Tue 1/13
1 adult, Economy
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Cheap flight deals from Reagan-National to Sofia

Cheapest flights from Reagan-National to Sofia
Explore the most affordable flight options available from Reagan-National to Sofia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 7, 2025.

This oojo deal was found by Cheapflights users on 12/4. 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.
Thu 12/114:44 pmDCA - SOF
2 stops35h 31mBritish Airways
Mon 12/225:25 pmSOF - DCA
2 stops47h 15mBritish Airways
Deal found 12/4$703
This oojo deal was found by Cheapflights users on 12/6. 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 12/74:43 pmDCA - SOF
2 stops16h 37mBritish Airways
Sat 12/1312:05 pmSOF - DCA
2 stops41h 25mBritish Airways
Deal found 12/6$750
This Air France deal was found by Cheapflights users on 12/5. 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 France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/92:00 pmDCA - SOF
2 stops16h 55mMultiple Airlines
Thu 2/127:00 amSOF - DCA
2 stops17h 50mMultiple Airlines
Deal found 12/5$762
This oojo deal was found by Cheapflights users on 12/6. 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 12/281:44 pmDCA - SOF
2 stops19h 36mBritish Airways
Sun 1/112:30 pmSOF - DCA
2 stops33h 38mBritish Airways
Deal found 12/6$922
This Mytrip deal was found by Cheapflights users on 12/6. 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.
Sun 12/76:50 pmDCA - SOF
3 stops36h 00mMultiple Airlines
Sat 12/132:35 pmSOF - DCA
3 stops34h 30mMultiple Airlines
Deal found 12/6$1,193
This Mytrip deal was found by Cheapflights users on 12/4. 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.
Thu 12/1111:05 amDCA - SOF
3 stops28h 40mMultiple Airlines
Mon 12/225:00 amSOF - DCA
3 stops23h 56mMultiple Airlines
Deal found 12/4$1,229
This oojo deal was found by Cheapflights users on 12/5. 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.
Sat 12/275:30 pmDCA - SOF
2 stops39h 50mBritish Airways
Sat 1/1012:05 pmSOF - DCA
2 stops41h 32mBritish Airways
Deal found 12/5$1,375
This Mytrip deal was found by Cheapflights users on 12/5. 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.
Thu 12/1811:05 amDCA - SOF
3 stops21h 15mMultiple Airlines
Wed 1/147:05 pmSOF - DCA
3 stops34h 30mMultiple Airlines
Deal found 12/5$1,686
This Mytrip deal was found by Cheapflights users on 12/5. 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.
Thu 12/1811:05 amDCA - SOF
2 stops26h 00mMultiple Airlines
Thu 1/152:35 pmSOF - DCA
2 stops25h 20mMultiple Airlines
Deal found 12/5$1,873

Find flight deals from Reagan-National to Sofia

Discover tips and strategies to find the most affordable flight options for your journey from Reagan-National (DCA) to Sofia (SOF). 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 7, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$676
(Gotogate)

One-way from

$320
(Kiwi.com)

Popular in

December

Cheapest in

September

Average price

$1,060
Provider with most accurate pricing for Washington, D.C. Reagan-National-Sofia flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. Reagan-National-Sofia flights.
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From Washington, D.C. Reagan-National to Sofia
Search Deals
One-way flight from Washington, D.C. Reagan-National to Sofia
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($48 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($26 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Reagan-National to Sofia 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 7, 2025.
Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Sofia that are best for you.

Fly from

Reagan-National

Fly to

Sofia

Route

Depart

Return

Price

Washington, D.C.Sofia

DCA - SOF

DCASOF

Washington, D.C. Reagan-National

Mon 1/12

4:10 pm-1:15 pm

2 stops14h 05m

Sofia

Tue 1/27

6:00 am-3:33 pm

2 stops16h 33m

$676

Washington, D.C.Sofia

DCA - SOF

DCASOF

Washington, D.C. Reagan-National

Mon 1/26

6:34 pm-8:10 pm

2 stops42h 36m

Sofia

Mon 2/9

5:25 pm-10:03 pm

2 stops35h 38m

$681

Washington, D.C.Sofia

DCA - SOF

DCASOF

Washington, D.C. Reagan-National

Mon 3/9

8:45 pm-8:10 pm

2 stops41h 25m

Sofia

Mon 3/23

5:25 pm-9:30 pm

2 stops34h 05m

$681

Washington, D.C.Sofia

DCA - SOF

DCASOF

Washington, D.C. Reagan-National

Mon 4/6

10:30 pm-8:40 pm

2 stops39h 10m

Sofia

Mon 4/20

8:00 pm-10:33 pm

2 stops33h 33m

$681

Washington, D.C.Sofia

DCA - SOF

DCASOF

Washington, D.C. Reagan-National

Wed 4/8

3:59 pm-1:30 pm

2 stops38h 31m

Sofia

Wed 4/22

9:30 pm-3:54 pm

2 stops25h 24m

$681

Washington, D.C.Sofia

DCA - SOF

DCASOF

Washington, D.C. Reagan-National

Wed 1/28

11:05 am-6:20 pm

2 stops24h 15m

Sofia

Wed 2/11

2:00 pm-9:58 pm

2 stops14h 58m

$689

Washington, D.C.Sofia

DCA - SOF

DCASOF

Washington, D.C. Reagan-National

Thu 4/16

6:35 am-1:30 pm

2 stops23h 55m

Sofia

Mon 4/27

8:00 pm-10:33 pm

2 stops33h 33m

$689

Washington, D.C.Sofia

DCA - SOF

DCASOF

Washington, D.C. Reagan-National

Sat 3/7

8:45 pm-4:20 pm

2 stops36h 35m

Sofia

Sat 3/21

12:05 pm-6:48 pm

2 stops36h 43m

$689

Washington, D.C.Sofia

DCA - SOF

DCASOF

Washington, D.C. Reagan-National

Sun 4/5

10:05 am-7:10 pm

2 stops26h 05m

Sofia

Sun 4/19

9:10 pm-6:55 pm

2 stops28h 45m

$691

Washington, D.C.Sofia

DCA - SOF

DCASOF

Washington, D.C. Reagan-National

Tue 1/27

9:40 am-6:20 pm

2 stops25h 40m

Sofia

Tue 2/10

2:15 pm-7:59 pm

2 stops36h 44m

$693

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/6

Showing 1-10 of 20 results
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Compare providers for flights from Reagan-National to Sofia

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Reagan-National to Sofia in December.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Washington, D.C. Reagan-National Airport-Sofia flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Washington, D.C. Reagan-National Airport-Sofia flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Washington, D.C. Reagan-National Airport-Sofia flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Washington, D.C. Reagan-National Airport-Sofia flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Washington, D.C. Reagan-National Airport-Sofia flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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

Have a flexible travel schedule? Discover the best time to fly to Sofia 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.

Related info for your journey

Find useful and relevant information for your journey from Reagan-National to Sofia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Sofia from Washington, D.C. Reagan-National?

    For a flight from Washington, D.C. Reagan-National to Sofia, you will be flying into Sofia. Sofia (SOF) is just 4.2 mi from the center of the city. Sofia is the only Sofia airport and it handles 0 inbound flights from Washington, D.C. Reagan-National per day. 0 airlines have flights to Sofia from Washington, D.C. Reagan-National on a regular basis.

  • How long is the flight from Washington, D.C. Reagan-National Airport to Sofia?

    A quick flight from Washington, D.C. Reagan-National Airport to Sofia can take about 42h 36m. British Airways provides one of the quickest options available for as low as $681. The distance between Washington, D.C. Reagan-National Airport and Sofia is about 4919 mi.

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

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

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

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

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

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

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