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Sofia

$283+ Cheap flights from District of Columbia 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 1/15. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — SOF
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
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Cheap flight deals from District of Columbia to Sofia

Cheapest flights from District of Columbia to Sofia
Explore the most affordable flight options available from District of Columbia to Sofia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 12, 2025.

This KAYAK 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/126:20 pmIAD - SOF
2 stops32h 55mSWISS
Thu 1/84:00 pmSOF - IAD
2 stops29h 00mSWISS
Deal found 12/11$779
This KAYAK 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/116:20 pmIAD - SOF
2 stops21h 25mLufthansa
Thu 1/87:05 pmSOF - IAD
2 stops25h 55mLufthansa
Deal found 12/11$790
This Ovago deal was found by Cheapflights users on 12/10. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/2410:15 pmIAD - SOF
2 stops32h 00mLufthansa
Thu 1/226:00 amSOF - IAD
1 stop16h 50mLufthansa
Deal found 12/10$863
This KAYAK 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/135:25 pmIAD - SOF
2 stops36h 35mSWISS
Thu 1/84:00 pmSOF - IAD
2 stops53h 00mSWISS
Deal found 12/11$880
This Cheapflightsfares deal was found by Cheapflights users on 12/10. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/2410:15 pmIAD - SOF
2 stops18h 40mAustrian Airlines
Thu 1/226:45 pmSOF - IAD
2 stops27h 25mAustrian Airlines
Deal found 12/10$889
This KAYAK 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/115:20 pmIAD - SOF
2 stops23h 35mAustrian Airlines
Thu 1/86:45 pmSOF - IAD
1 stop26h 55mAustrian Airlines
Deal found 12/11$904
This KAYAK deal was found by Cheapflights users on 12/10. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/245:20 pmIAD - SOF
2 stops14h 55mSWISS
Thu 1/84:00 pmSOF - IAD
2 stops30h 35mSWISS
Deal found 12/10$935
This Ovago 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/1110:55 pmIAD - SOF
1 stop16h 50mMultiple Airlines
Thu 1/86:45 pmSOF - IAD
1 stop26h 55mMultiple Airlines
Deal found 12/11$968
This FlightHub 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/1210:55 pmIAD - SOF
1 stop31h 20mMultiple Airlines
Thu 1/86:45 pmSOF - IAD
1 stop26h 55mMultiple Airlines
Deal found 12/11$1,039
This oojo deal was found by Cheapflights users on 12/10. 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.
Fri 12/126:10 amDCA - SOF
2 stops22h 05mBritish Airways
Sun 12/142:30 pmSOF - DCA
2 stops26h 32mBritish Airways
Deal found 12/10$1,076
This Mytrip deal was found by Cheapflights users on 12/10. 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.
Fri 12/126:50 pmDCA - SOF
2 stops16h 15mMultiple Airlines
Sun 12/146:35 pmSOF - DCA
3 stops34h 21mMultiple Airlines
Deal found 12/10$1,607
This Mytrip deal was found by Cheapflights users on 12/10. 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.
Mon 12/2211:05 amDCA - SOF
2 stops25h 35mMultiple Airlines
Sat 1/312:00 pmSOF - DCA
2 stops14h 58mMultiple Airlines
Deal found 12/10$1,804

Find flight deals from District of Columbia to Sofia

Keep the following information in mind while searching for District of Columbia to Sofia flight deals. Data was last updated December 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$526
(FlightHub)

One-way from

$283
(Kiwi.com)

Popular in

December

Cheapest in

September

Average price

$1,060
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 District of Columbia to Sofia
Search Deals
One-way flight from District of Columbia 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
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from District of Columbia 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 12, 2025.
Use the filters below to find and compare flights from District of Columbia to Sofia that are best for you.

Fly from

District of Columbia

Fly to

Sofia

Route

Depart

Return

Price

Washington, D.C.Sofia

IAD - SOF

IADSOF

Washington, D.C. Dulles Intl

Tue 3/10

10:15 pm-8:50 pm

1 stop16h 35m

Sofia

Sat 6/6

9:35 am-7:45 pm

1 stop17h 10m

$561

Washington, D.C.Sofia

IAD - SOF

IADSOF

Washington, D.C. Dulles Intl

Sun 2/1

9:15 pm-8:45 am

1 stop28h 30m

Sofia

Sun 2/15

9:35 am-7:20 pm

1 stop16h 45m

$570

Washington, D.C.Sofia

IAD - SOF

IADSOF

Washington, D.C. Dulles Intl

Sat 1/24

1:30 pm-8:50 pm

1 stop24h 20m

Sofia

Sat 1/31

9:40 pm-7:20 pm

1 stop28h 40m

$597

Washington, D.C.Sofia

IAD - SOF

IADSOF

Washington, D.C. Dulles Intl

Sun 3/8

2:30 pm-3:10 pm

1 stop18h 40m

Sofia

Fri 3/27

9:35 am-8:20 pm

1 stop16h 45m

$622

Washington, D.C.Sofia

IAD - SOF

IADSOF

Washington, D.C. Dulles Intl

Thu 1/29

1:30 pm-3:10 pm

1 stop18h 40m

Sofia

Mon 2/2

4:00 pm-11:45 am

1 stop26h 45m

$633

Washington, D.C.Sofia

IAD - SOF

IADSOF

Washington, D.C. Dulles Intl

Mon 3/9

10:15 pm-8:50 pm

1 stop16h 35m

Sofia

Thu 3/26

9:40 pm-12:45 pm

1 stop21h 05m

$640

Washington, D.C.Sofia

IAD - SOF

IADSOF

Washington, D.C. Dulles Intl

Sun 3/8

2:30 pm-3:10 pm

1 stop18h 40m

Sofia

Mon 3/30

9:35 am-7:45 pm

1 stop17h 10m

$662

Washington, D.C.Sofia

DCA - SOF

DCASOF

Washington, D.C. Reagan-National

Sun 3/15

6:00 am-3:30 pm

2 stops27h 30m

Sofia

Sat 3/21

4:00 pm-10:59 pm

2 stops36h 59m

$671

Washington, D.C.Sofia

IAD - SOF

IADSOF

Washington, D.C. Dulles Intl

Fri 3/6

1:30 pm-8:45 am

1 stop12h 15m

Sofia

Thu 3/26

9:40 pm-12:45 pm

1 stop21h 05m

$680

Washington, D.C.Sofia

DCA - SOF

DCASOF

Washington, D.C. Reagan-National

Wed 3/11

11:05 am-6:20 pm

2 stops25h 15m

Sofia

Wed 3/25

6:10 am-9:58 pm

2 stops21h 48m

$687

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/9

Showing 1-10 of 38 results
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Best time to book a flight from District of Columbia to Sofia

Have a flexible travel schedule? Discover the best time to fly to Sofia from District of Columbia 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 District of Columbia to Sofia

What is the cheapest month to book a flight from District of Columbia to Sofia?

Currently, October is the cheapest month in which you can book a flight from District of Columbia to Sofia (average of $551). Flying from District of Columbia to Sofia in June is currently the most expensive (average of $822). 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.

What is the cheapest time of day to fly from DC to SOF?

Find hourly flight availability from District of Columbia to Sofia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 12, 2025.

One of the essential ways to save on airfare from District of Columbia to Sofia is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the evening could potentially save you up to 29% on airfare.

Related info for your journey

Find useful and relevant information for your journey from District of Columbia 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 District of Columbia?

    Most people fly into Sofia (SOF) if they book a flight to Sofia from District of Columbia. Sofia is conveniently located just 4.2 mi from Sofia’s city center.

  • How long is the flight from District of Columbia to Sofia?

    For as low as $561, Turkish Airlines can have you in Sofia from District of Columbia in 16h 35m. The distance between District of Columbia and Sofia is about 4931 mi. This flight may include one or multiple stops.

  • Can I find deals for flights from District of Columbia to Sofia that include hotel bookings?

    Yes. In addition to deals on District of Columbia to Sofia flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from District of Columbia to Sofia?

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

  • Can I find deals for business class flights from District of Columbia to Sofia?

    Yes. Cheapflights offers flight deals from District of Columbia 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.

  • What is the cheapest month to book a flight from District of Columbia to Sofia?

    Currently, October is the cheapest month in which you can book a flight from District of Columbia to Sofia (average of $551). Flying from District of Columbia to Sofia in June is currently the most expensive (average of $822). 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

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Alternative routes for District of Columbia to Sofia

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from District of Columbia to Sofia

Discover the top 5 airlines that operate flights from District of Columbia to Sofia. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
Turkish AirlinesCheapest$562Average$695FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$679Average$850FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$691Average$950FlexibilityNo cancel feeOn-time76%
Austrian AirlinesCheapest$731Average$1,184FlexibilityNo cancel feeOn-time78%
ITA AirwaysCheapest$768Average$1,288FlexibilityNo cancel feeOn-time81%

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