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District of Columbia

$354+ Cheap flights from Sofia (SOF) to District of Columbia

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 1/29. Fares are subject to change and may not be available on all flights or dates of travel.
SOF — IAD
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
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Cheap flight deals from Sofia to District of Columbia

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

This KLM 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/177:00 amSOF - IAD
1 stop16h 05mMultiple Airlines
Tue 1/136:50 pmIAD - SOF
1 stop12h 05mMultiple Airlines
Deal found 12/10$542
This KLM 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/177:00 amSOF - IAD
1 stop16h 05mKLM
Thu 1/156:05 pmIAD - SOF
1 stop13h 00mKLM
Deal found 12/10$547
This Air France 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/187:10 amSOF - IAD
1 stop16h 25mAir France
Tue 1/136:50 pmIAD - SOF
1 stop12h 05mAir France
Deal found 12/10$548
This Air France 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/187:10 amSOF - IAD
1 stop16h 25mMultiple Airlines
Thu 1/156:05 pmIAD - SOF
1 stop13h 00mMultiple Airlines
Deal found 12/11$553
This KLM 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/187:00 amSOF - DCA
2 stops17h 05mKLM
Tue 1/132:35 pmDCA - SOF
2 stops16h 30mKLM
Deal found 12/10$562
This Air France 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/177:00 amSOF - DCA
2 stops17h 59mMultiple Airlines
Tue 1/132:35 pmDCA - SOF
2 stops16h 30mMultiple Airlines
Deal found 12/10$568
This Air France 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/197:00 amSOF - IAD
1 stop16h 35mAir France
Tue 1/136:50 pmIAD - SOF
1 stop12h 05mAir France
Deal found 12/11$588
This Air France 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/197:00 amSOF - IAD
1 stop16h 35mMultiple Airlines
Thu 1/156:05 pmIAD - SOF
1 stop13h 00mMultiple Airlines
Deal found 12/11$594
This Air France 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/197:00 amSOF - DCA
2 stops17h 59mMultiple Airlines
Wed 1/142:35 pmDCA - SOF
2 stops16h 30mMultiple Airlines
Deal found 12/11$608
This KLM 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/167:00 amSOF - IAD
1 stop16h 05mMultiple Airlines
Tue 1/136:50 pmIAD - SOF
1 stop12h 05mMultiple Airlines
Deal found 12/10$624
This KLM 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/167:00 amSOF - IAD
1 stop16h 05mKLM
Thu 1/156:05 pmIAD - SOF
1 stop13h 00mKLM
Deal found 12/10$629
This KLM 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/247:00 amSOF - IAD
1 stop16h 05mMultiple Airlines
Tue 1/276:50 pmIAD - SOF
1 stop12h 05mMultiple Airlines
Deal found 12/10$630

Find flight deals from Sofia to District of Columbia

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

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$542
(KLM)

One-way from

$354
(Kiwi.com)

Popular in

July

Cheapest in

February

Average price

$722
Provider with most accurate pricing for Sofia-Washington, D.C. (WAS) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Sofia-Washington, D.C. (WAS) flights.
Search Deals
From Sofia to District of Columbia
Search Deals
One-way flight from Sofia to District of Columbia
Search Deals
Highest demand for flights based on searches. 3% potential increase in price ($21 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($7 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 Sofia to District of Columbia 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 Sofia to District of Columbia that are best for you.

Fly from

Sofia

Fly to

District of Columbia

Route

Depart

Return

Price

SofiaWashington, D.C.

SOF - IAD

SOFIAD

Sofia

Sat 1/24

7:00 am-4:05 pm

1 stop16h 05m

Washington, D.C. Dulles Intl

Sat 1/31

6:50 pm-1:55 pm

1 stop12h 05m

$542

SofiaWashington, D.C.

SOF - DCA

SOFDCA

Sofia

Sat 1/24

7:00 am-4:29 pm

2 stops16h 29m

Washington, D.C. Reagan-National

Sat 1/31

1:40 pm-1:55 pm

2 stops17h 15m

$556

SofiaWashington, D.C.

SOF - IAD

SOFIAD

Sofia

Wed 12/24

7:00 am-4:05 pm

1 stop16h 05m

Washington, D.C. Dulles Intl

Mon 1/26

6:50 pm-2:05 pm

1 stop12h 15m

$630

SofiaWashington, D.C.

SOF - IAD

SOFIAD

Sofia

Wed 12/24

7:00 am-4:05 pm

1 stop16h 05m

Washington, D.C. Dulles Intl

Sun 1/25

6:50 pm-1:55 pm

1 stop12h 05m

$630

SofiaWashington, D.C.

SOF - IAD

SOFIAD

Sofia

Thu 12/25

7:00 am-4:05 pm

1 stop16h 05m

Washington, D.C. Dulles Intl

Mon 1/26

6:50 pm-2:05 pm

1 stop12h 15m

$630

SofiaWashington, D.C.

SOF - DCA

SOFDCA

Sofia

Thu 12/25

7:00 am-9:30 pm

2 stops21h 30m

Washington, D.C. Reagan-National

Mon 1/26

1:40 pm-2:05 pm

2 stops17h 25m

$644

SofiaWashington, D.C.

SOF - DCA

SOFDCA

Sofia

Wed 12/24

7:00 am-6:21 pm

2 stops18h 21m

Washington, D.C. Reagan-National

Mon 1/26

1:40 pm-2:05 pm

2 stops17h 25m

$644

SofiaWashington, D.C.

SOF - DCA

SOFDCA

Sofia

Wed 12/24

7:00 am-6:21 pm

2 stops18h 21m

Washington, D.C. Reagan-National

Tue 1/27

1:40 pm-1:55 pm

2 stops17h 15m

$644

SofiaWashington, D.C.

SOF - DCA

SOFDCA

Sofia

Thu 12/25

7:00 am-6:21 pm

2 stops18h 21m

Washington, D.C. Reagan-National

Sun 1/25

1:40 pm-1:55 pm

2 stops17h 15m

$644

SofiaWashington, D.C.

SOF - DCA

SOFDCA

Sofia

Thu 12/25

7:00 am-9:30 pm

2 stops21h 30m

Washington, D.C. Reagan-National

Tue 1/27

1:40 pm-1:55 pm

2 stops17h 15m

$644

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/10

Showing 1-10 of 35 results
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Best time to book a flight from Sofia to District of Columbia

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

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

Currently, October is the cheapest month in which you can book a flight from Sofia to District of Columbia (average of $487). Flying from Sofia to District of Columbia in November is currently the most expensive (average of $677). 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 SOF to DC?

Find hourly flight availability from Sofia to District of Columbia. 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.

When flying from Sofia to District of Columbia, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 21% versus a flight in the evening.

Reviews of airlines servicing District of Columbia

Get insights into the airlines that provide service to District of Columbia. 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 District of Columbia. Reviews last updated December 12, 2025.
Get a feel of what it's like to fly with KLM, Austrian Airlines, and United Airlines from Sofia to District of Columbia by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.7
Good
1,432 reviews

Crew

8.3

Food

7.2

Comfort

7.6

Entertainment

7.1

Boarding

7.8

Overall

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
KLM
7.7
Good
1,432 reviews
KLM
7.7
Good
1,432 reviews

Crew

8.3

Food

7.2

Comfort

7.6

Entertainment

7.1

Boarding

7.8

Overall

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
Austrian Airlines
7.6
Good
879 reviews
KLM
7.7
Good
1,432 reviews

Crew

8.3

Food

7.2

Comfort

7.6

Entertainment

7.1

Boarding

7.8

Overall

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
United Airlines
7.4
Good
9,095 reviews
KLM
7.7
Good
1,432 reviews

Crew

8.3

Food

7.2

Comfort

7.6

Entertainment

7.1

Boarding

7.8

Overall

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
Turkish Airlines
7.3
Good
4,090 reviews
KLM
7.7
Good
1,432 reviews

Crew

8.3

Food

7.2

Comfort

7.6

Entertainment

7.1

Boarding

7.8

Overall

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
Lufthansa
6.8
Okay
7,626 reviews
KLM
7.7
Good
1,432 reviews

Crew

8.3

Food

7.2

Comfort

7.6

Entertainment

7.1

Boarding

7.8

Overall

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle

Related info for your journey

Find useful and relevant information for your journey from Sofia to District of Columbia. 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 from for flights from Sofia to District of Columbia?

    Sofia (SOF) is the airport you will fly out of if you book a flight from Sofia to District of Columbia. It is only a 4.2 mi journey to Sofia (SOF) from Sofia’s city center.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Sofia to District of Columbia 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 Sofia to District of Columbia?

    Currently, October is the cheapest month in which you can book a flight from Sofia to District of Columbia (average of $487). Flying from Sofia to District of Columbia in November is currently the most expensive (average of $677). 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 Sofia to District of Columbia

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

Discover the top 5 airlines that operate flights from Sofia to District of Columbia. 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
KLMCheapest$520Average$601FlexibilityNo cancel feeOn-time75%
Air FranceCheapest$533Average$680FlexibilityNo cancel feeOn-time77%
LufthansaCheapest$578Average$652FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$588Average$671FlexibilityNo cancel feeOn-time69%
Turkish AirlinesCheapest$621Average$700FlexibilityNo cancel feeOn-time77%

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