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$272+ 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 10/18. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — SOF
Aug 5 — Aug 121
Tue 8/5
Tue 8/12
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 July 31, 2025.

Round-trip from

$597
(Ovago)

One-way from

$272
(Kiwi.com)

Popular in

December

Cheapest in

November

Average price

$975
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, 5% potential price rise
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Cheapest flight prices on average. 2% potential price decrease ($24 potential savings vs. average RT price).
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Average for round-trip flights in July 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 July 31, 2025.

This Ovago deal was found by Cheapflights users on 7/30. 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.
Tue 8/266:54 pmBWI - SOF
2 stops18h 46mBritish Airways
Wed 11/59:00 pmSOF - BWI
1 stop28h 45mBritish Airways
Deal found 7/30$597
This United Airlines deal was found by Cheapflights users on 7/30. 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 8/2510:20 pmIAD - SOF
2 stops17h 40mUnited Airlines
Fri 11/72:35 pmSOF - IAD
1 stop12h 40mUnited Airlines
Deal found 7/30$604
This FlightHub deal was found by Cheapflights users on 7/30. 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.
Mon 8/259:40 amDCA - SOF
2 stops20h 20mAir Canada
Tue 11/46:00 amSOF - DCA
2 stops16h 31mAir Canada
Deal found 7/30$605
This Air Canada deal was found by Cheapflights users on 7/30. 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 8/259:35 amIAD - SOF
2 stops25h 15mAir Canada
Tue 11/46:00 amSOF - IAD
2 stops21h 59mAir Canada
Deal found 7/30$605
This SWISS deal was found by Cheapflights users on 7/30. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/248:45 pmIAD - SOF
1 stop11h 00mSWISS
Mon 11/33:00 pmSOF - IAD
1 stop32h 40mSWISS
Deal found 7/30$606
This Expedia deal was found by Cheapflights users on 7/29. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/279:55 amIAD - SOF
2 stops21h 15mMultiple Airlines
Mon 11/103:00 pmSOF - IAD
1 stop32h 40mMultiple Airlines
Deal found 7/29$608
This FlightHub deal was found by Cheapflights users on 7/30. 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.
Sat 11/81:30 pmIAD - SOF
1 stop12h 45mTurkish Airlines
Sat 12/610:05 amSOF - IAD
1 stop16h 10mTurkish Airlines
Deal found 7/30$613
This CrystalTravel deal was found by Cheapflights users on 7/28. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/2311:10 pmIAD - SOF
1 stop12h 10mLufthansa
Sat 12/66:15 amSOF - IAD
1 stop16h 35mLufthansa
Deal found 7/28$635
This British Airways deal was found by Cheapflights users on 7/30. 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 8/267:25 pmIAD - SOF
1 stop18h 15mBritish Airways
Sat 11/812:05 pmSOF - IAD
1 stop14h 50mBritish Airways
Deal found 7/30$648
This Mytrip deal was found by Cheapflights users on 7/30. 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 9/256:50 pmBWI - SOF
2 stops22h 30mMultiple Airlines
Tue 10/710:50 pmSOF - BWI
2 stops25h 50mMultiple Airlines
Deal found 7/30$649
This American Airlines deal was found by Cheapflights users on 7/28. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/235:46 pmBWI - SOF
2 stops15h 34mAmerican Airlines
Sat 12/612:05 pmSOF - BWI
1 stop13h 40mAmerican Airlines
Deal found 7/28$676
This Austrian Airlines deal was found by Cheapflights users on 7/30. 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 Austrian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/235:25 pmIAD - SOF
1 stop14h 55mAustrian Airlines
Thu 11/612:35 pmSOF - IAD
2 stops58h 20mAustrian Airlines
Deal found 7/30$683

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 July 31, 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

BaltimoreSofia

BWI - SOF

BWISOF

Baltimore/Washington

Tue 8/26

6:54 pm-8:40 pm

2 stops18h 46m

Sofia

Wed 11/5

9:00 pm-6:45 pm

1 stop28h 45m

$597

Washington, D.C.Sofia

IAD - SOF

IADSOF

Washington, D.C. Dulles Intl

Mon 8/25

10:20 pm-11:00 pm

2 stops17h 40m

Sofia

Wed 11/5

2:30 pm-8:15 pm

1 stop12h 45m

$604

Washington, D.C.Sofia

DCA - SOF

DCASOF

Washington, D.C. Reagan-National

Mon 8/25

9:40 am-1:00 pm

2 stops20h 20m

Sofia

Tue 11/4

6:00 am-3:31 pm

2 stops16h 31m

$605

Washington, D.C.Sofia

IAD - SOF

IADSOF

Washington, D.C. Dulles Intl

Mon 8/25

9:35 am-5:50 pm

2 stops25h 15m

Sofia

Tue 11/4

6:00 am-8:59 pm

2 stops21h 59m

$605

Washington, D.C.Sofia

IAD - SOF

IADSOF

Washington, D.C. Dulles Intl

Sun 8/24

8:45 pm-2:45 pm

1 stop11h 00m

Sofia

Mon 11/3

3:00 pm-4:40 pm

1 stop32h 40m

$606

Washington, D.C.Sofia

IAD - SOF

IADSOF

Washington, D.C. Dulles Intl

Mon 10/27

9:55 am-1:10 pm

2 stops21h 15m

Sofia

Mon 11/10

3:00 pm-4:40 pm

1 stop32h 40m

$608

Washington, D.C.Sofia

IAD - SOF

IADSOF

Washington, D.C. Dulles Intl

Sat 9/13

1:30 pm-2:45 pm

1 stop18h 15m

Sofia

Sat 9/20

3:35 pm-11:45 am

1 stop27h 10m

$619

Washington, D.C.Sofia

IAD - SOF

IADSOF

Washington, D.C. Dulles Intl

Wed 9/3

10:20 pm-11:00 pm

1 stop17h 40m

Sofia

Wed 11/19

6:05 am-3:50 pm

2 stops16h 45m

$638

Washington, D.C.Sofia

IAD - SOF

IADSOF

Washington, D.C. Dulles Intl

Tue 8/26

7:25 pm-8:40 pm

1 stop18h 15m

Sofia

Sun 11/2

2:30 pm-3:35 pm

1 stop32h 05m

$648

BaltimoreSofia

BWI - SOF

BWISOF

Baltimore/Washington

Thu 9/25

6:50 pm-12:20 am

2 stops22h 30m

Sofia

Tue 10/7

10:50 pm-5:40 pm

2 stops25h 50m

$649

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/31

Showing 1-10 of 45 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 $1,187). 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 July 31, 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 July 31, 2025.
Peruse reviews from past customers who have flown with KLM, LOT, and Austrian 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.
KLM
7.8
Good
1,383 reviews

Overall

7.8

Comfort

7.7

Crew

8.4

Boarding

7.8

Food

7.3

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
KLM
7.8
Good
1,383 reviews
KLM
7.8
Good
1,383 reviews

Overall

7.8

Comfort

7.7

Crew

8.4

Boarding

7.8

Food

7.3

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
LOT
7.6
Good
1,105 reviews
KLM
7.8
Good
1,383 reviews

Overall

7.8

Comfort

7.7

Crew

8.4

Boarding

7.8

Food

7.3

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
Austrian Airlines
7.6
Good
823 reviews
KLM
7.8
Good
1,383 reviews

Overall

7.8

Comfort

7.7

Crew

8.4

Boarding

7.8

Food

7.3

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
Air France
7.5
Good
1,465 reviews
KLM
7.8
Good
1,383 reviews

Overall

7.8

Comfort

7.7

Crew

8.4

Boarding

7.8

Food

7.3

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
SWISS
7.5
Good
1,686 reviews
KLM
7.8
Good
1,383 reviews

Overall

7.8

Comfort

7.7

Crew

8.4

Boarding

7.8

Food

7.3

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

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.

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

    For one-way options, check prices for ITA Airways. According to our data, you can fly for as low as $400. Users have also found prices from $410 and $470 on Turkish 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 $1,187). 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 July 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
Turkish AirlinesCheapest$552Average$872FlexibilityNo cancel feeOn-time77%
SWISSCheapest$552Average$1,049FlexibilityNo cancel feeOn-time79%
Austrian AirlinesCheapest$588Average$925FlexibilityNo cancel feeOn-time78%
United AirlinesCheapest$679Average$839FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$691Average$925FlexibilityNo cancel feeOn-time76%
ITA AirwaysCheapest$879Average$1,159FlexibilityNo cancel feeOn-time81%

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