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$260+ Cheap flights from Washington, D.C. (WAS) 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 11/5. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — SOF
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
1 adult, Economy
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Cheap flight deals from Washington, D.C. to Bulgaria

Keep the following information in mind while searching for Washington, D.C. to Bulgaria flight deals. Data was last updated September 17, 2025.

Round-trip from

$523
(Kiwi.com)

One-way from

$260
(Kiwi.com)

Popular in

December

Cheapest in

November

Average price

$653
From Washington, D.C. (WAS) to Bulgaria
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One-way flight from Washington, D.C. (WAS) to Bulgaria
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High demand for flights, 0% potential price rise
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Cheapest flight prices on average. 3% potential price decrease ($27 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Washington, D.C. to Bulgaria

Cheapest flights from Washington, D.C. to Bulgaria
Explore the most affordable flight options available from Washington, D.C. to Bulgaria. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 17, 2025.

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.
Sun 10/269:45 amIAD - SOF
2 stops26h 35mMultiple Airlines
Mon 11/103:00 pmSOF - IAD
1 stop32h 40mMultiple Airlines
Deal found 9/16$535
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/56:00 pmIAD - SOF
1 stop10h 50mAustrian Airlines
Wed 11/197:55 amSOF - IAD
1 stop13h 45mAustrian Airlines
Deal found 9/16$536
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.
Tue 9/301:30 pmIAD - SOF
1 stop18h 15mTurkish Airlines
Wed 10/89:25 amSOF - IAD
1 stop33h 20mTurkish Airlines
Deal found 9/15$538
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/48:30 pmIAD - SOF
2 stops14h 50mMultiple Airlines
Tue 11/186:00 amSOF - IAD
2 stops21h 54mMultiple Airlines
Deal found 9/15$544
This Cheapflightsfares 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/510:55 pmIAD - SOF
1 stop12h 25mLufthansa
Wed 11/196:10 amSOF - IAD
1 stop16h 40mLufthansa
Deal found 9/16$546
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.
Sun 10/269:35 pmBWI - SOF
1 stop12h 45mBritish Airways
Mon 11/105:25 pmSOF - BWI
1 stop32h 20mBritish Airways
Deal found 9/16$548
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.
Sun 10/267:20 pmIAD - SOF
1 stop15h 00mBritish Airways
Mon 11/105:25 pmSOF - IAD
1 stop29h 10mBritish Airways
Deal found 9/16$548
This United 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/510:55 pmIAD - SOF
1 stop12h 25mMultiple Airlines
Wed 11/196:10 amSOF - IAD
2 stops17h 11mMultiple Airlines
Deal found 9/16$551
This Air Canada 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/209:40 amDCA - SOF
2 stops19h 50mMultiple Airlines
Wed 11/122:25 pmSOF - DCA
2 stops25h 30mMultiple Airlines
Deal found 9/15$555
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.
Wed 10/2210:20 pmIAD - SOF
1 stop13h 20mMultiple Airlines
Mon 11/33:00 pmSOF - IAD
1 stop32h 40mMultiple Airlines
Deal found 9/15$555
This Cheapflightsfares 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/205:25 pmIAD - SOF
1 stop11h 15mMultiple Airlines
Wed 11/122:00 pmSOF - IAD
1 stop13h 05mMultiple Airlines
Deal found 9/15$557
This FlightHub 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/56:50 pmDCA - SOF
2 stops16h 10mAir Canada
Wed 11/196:10 amSOF - DCA
2 stops16h 21mAir Canada
Deal found 9/16$562

Cheapflights Fare Finder

 
Customize your flight search to find flights from Washington, D.C. 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 September 17, 2025.
Use the filters below to find and compare flights from Washington, D.C. to Bulgaria that are best for you.

Fly from

Washington, D.C.

Fly to

Bulgaria

Route

Depart

Return

Price

Washington, D.C.Sofia

IAD - SOF

IADSOF

Washington, D.C. Dulles Intl

Wed 1/14

6:00 pm-1:50 pm

1 stop12h 50m

Sofia

Wed 1/28

7:55 am-2:40 pm

1 stop13h 45m

$523

Washington, D.C.Sofia

IAD - SOF

IADSOF

Washington, D.C. Dulles Intl

Tue 11/4

8:30 pm-6:20 pm

2 stops14h 50m

Sofia

Tue 11/18

6:00 am-8:54 pm

2 stops21h 54m

$544

BaltimoreSofia

BWI - SOF

BWISOF

Baltimore/Washington

Sun 10/26

9:35 pm-4:20 pm

1 stop12h 45m

Sofia

Mon 11/10

5:25 pm-6:45 pm

1 stop32h 20m

$548

Washington, D.C.Sofia

IAD - SOF

IADSOF

Washington, D.C. Dulles Intl

Wed 11/5

9:45 am-6:20 pm

2 stops25h 35m

Sofia

Wed 11/19

6:10 am-8:54 pm

2 stops21h 44m

$551

Washington, D.C.Sofia

IAD - SOF

IADSOF

Washington, D.C. Dulles Intl

Sun 3/1

6:00 pm-6:00 pm

1 stop17h 00m

Sofia

Fri 3/13

6:10 am-4:50 pm

1 stop16h 40m

$551

Washington, D.C.Sofia

IAD - SOF

IADSOF

Washington, D.C. Dulles Intl

Wed 11/5

10:55 pm-6:20 pm

1 stop12h 25m

Sofia

Wed 11/19

6:10 am-4:21 pm

2 stops17h 11m

$551

Washington, D.C.Sofia

IAD - SOF

IADSOF

Washington, D.C. Dulles Intl

Tue 2/17

5:40 pm-1:15 pm

1 stop12h 35m

Sofia

Tue 3/3

6:00 am-8:59 pm

2 stops21h 59m

$552

Washington, D.C.Sofia

IAD - SOF

IADSOF

Washington, D.C. Dulles Intl

Tue 1/13

5:40 pm-1:15 pm

1 stop12h 35m

Sofia

Tue 1/27

6:00 am-4:24 pm

2 stops17h 24m

$552

Washington, D.C.Sofia

IAD - SOF

IADSOF

Washington, D.C. Dulles Intl

Tue 1/13

1:15 pm-1:45 pm

2 stops17h 30m

Sofia

Tue 1/27

6:00 am-8:59 pm

2 stops21h 59m

$556

Washington, D.C.Sofia

IAD - SOF

IADSOF

Washington, D.C. Dulles Intl

Wed 1/14

6:20 pm-10:45 pm

2 stops21h 25m

Sofia

Wed 1/28

6:10 am-11:35 am

2 stops36h 25m

$556

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/16

Showing 1-10 of 58 results
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Best time to book a flight from Washington, D.C. to Bulgaria

Have a flexible travel schedule? Discover the best time to fly to Bulgaria from Washington, D.C. 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. to Bulgaria

What is the cheapest month to book a flight from Washington, D.C. to Bulgaria?

Currently, November is the cheapest month in which you can book a flight from Washington, D.C. to Bulgaria (average of $632). Flying from Washington, D.C. to Bulgaria in June is currently the most expensive (average of $1,183). 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 WAS to BG?

Find hourly flight availability from Washington, D.C. to Bulgaria. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 17, 2025.

When flying from Washington, D.C. to Bulgaria, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Reviews of airlines servicing Bulgaria

Get insights into the airlines that provide service to Bulgaria. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Bulgaria. Reviews last updated September 17, 2025.
Peruse reviews from past customers who have flown with Austrian Airlines, SWISS, and United Airlines from Washington, D.C. to Bulgaria to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Austrian Airlines
7.6
Good
850 reviews

Entertainment

6.8

Comfort

7.3

Overall

7.6

Crew

8.1

Boarding

7.6

Food

6.8

Reviews

1 / 20
10.0
Excellent

Andrew,Sep 2025

FLR - VIE

Staff was really nice, they provided water as a beverage. Otherwise you had to purchase beverages or food. A complementary chocolate was provided at the end of the flight.
Austrian Airlines
7.6
Good
850 reviews
Austrian Airlines
7.6
Good
850 reviews

Entertainment

6.8

Comfort

7.3

Overall

7.6

Crew

8.1

Boarding

7.6

Food

6.8

Reviews

1 / 20
10.0
Excellent

Andrew,Sep 2025

FLR - VIE

Staff was really nice, they provided water as a beverage. Otherwise you had to purchase beverages or food. A complementary chocolate was provided at the end of the flight.
SWISS
7.6
Good
1,737 reviews
Austrian Airlines
7.6
Good
850 reviews

Entertainment

6.8

Comfort

7.3

Overall

7.6

Crew

8.1

Boarding

7.6

Food

6.8

Reviews

1 / 20
10.0
Excellent

Andrew,Sep 2025

FLR - VIE

Staff was really nice, they provided water as a beverage. Otherwise you had to purchase beverages or food. A complementary chocolate was provided at the end of the flight.
United Airlines
7.4
Good
8,926 reviews
Austrian Airlines
7.6
Good
850 reviews

Entertainment

6.8

Comfort

7.3

Overall

7.6

Crew

8.1

Boarding

7.6

Food

6.8

Reviews

1 / 20
10.0
Excellent

Andrew,Sep 2025

FLR - VIE

Staff was really nice, they provided water as a beverage. Otherwise you had to purchase beverages or food. A complementary chocolate was provided at the end of the flight.
Turkish Airlines
7.3
Good
3,965 reviews
Austrian Airlines
7.6
Good
850 reviews

Entertainment

6.8

Comfort

7.3

Overall

7.6

Crew

8.1

Boarding

7.6

Food

6.8

Reviews

1 / 20
10.0
Excellent

Andrew,Sep 2025

FLR - VIE

Staff was really nice, they provided water as a beverage. Otherwise you had to purchase beverages or food. A complementary chocolate was provided at the end of the flight.
Lufthansa
6.8
Okay
7,409 reviews
Austrian Airlines
7.6
Good
850 reviews

Entertainment

6.8

Comfort

7.3

Overall

7.6

Crew

8.1

Boarding

7.6

Food

6.8

Reviews

1 / 20
10.0
Excellent

Andrew,Sep 2025

FLR - VIE

Staff was really nice, they provided water as a beverage. Otherwise you had to purchase beverages or food. A complementary chocolate was provided at the end of the flight.

Related info for your journey

Find useful and relevant information for your journey from Washington, D.C. 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. to Bulgaria?

    Airlines like British Airways, Air Canada, and Lufthansa fly from Washington, D.C. to Bulgaria in about 12h 45m. The time it takes to get you to your destination can typically vary by up to 12h 50m. The distance between Washington, D.C. and Bulgaria is about 4889 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines to fly from Washington, D.C. to Bulgaria one-way?

    For one-way options, check prices for Air Canada. According to our data, you can fly for as low as $461. Users have also found prices from $465 and $498 on United Airlines and British Airways, respectively.

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

    The most popular route from Washington, D.C. to Bulgaria is Washington, D.C. Dulles Intl - Sofia. You may also consider Washington, D.C. Reagan-National - Sofia or Baltimore/Washington - Sofia.

  • Can I find deals for flights from Washington, D.C. to Bulgaria that include hotel bookings?

    Yes. In addition to deals on Washington, D.C. to Bulgaria flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Washington, D.C. to Bulgaria?

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

  • Can I find deals for business class flights from Washington, D.C. to Bulgaria?

    Yes. Cheapflights offers flight deals from Washington, D.C. 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.

  • What is the cheapest month to book a flight from Washington, D.C. to Bulgaria?

    Currently, November is the cheapest month in which you can book a flight from Washington, D.C. to Bulgaria (average of $632). Flying from Washington, D.C. to Bulgaria in June is currently the most expensive (average of $1,183). 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 Washington, D.C. to Bulgaria

See prices for flight routes from nearby airports that may be better suited for you.
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Top 6 airlines flying from Washington, D.C. to Bulgaria

Discover the top 6 airlines that operate flights from Washington, D.C. to Bulgaria. 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 September 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
Turkish AirlinesCheapest$552Average$858FlexibilityNo cancel feeOn-time77%
SWISSCheapest$552Average$993FlexibilityNo cancel feeOn-time79%
Austrian AirlinesCheapest$588Average$925FlexibilityNo cancel feeOn-time78%
United AirlinesCheapest$679Average$839FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$691Average$955FlexibilityNo cancel feeOn-time76%
ITA AirwaysCheapest$951Average$1,159FlexibilityNo cancel feeOn-time81%

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