What airlines fly to Washington, D.C.?

Turkish Airlines, Lufthansa and KLM are the top three most popular airlines that fly to Washington, D.C. from Sofia according to our data. Turkish Airlines is the first choice among our users, with 32% of people opting to fly with this airline when traveling to Washington, D.C.. Keep in mind that there are 5 different airlines that fly to Washington, D.C. on a routine basis, so you have a few additional options to choose from.

Which layover airport has the shortest travel time from Sofia to Washington, D.C.?

Flights connecting via Frankfurt am Main (FRA) have the shortest average one-way travel time: 12h 48m.

Which layover airport offers the lowest fares from Sofia to Washington, D.C.?

Flights via Paris (CDG) offer the lowest average round-trip price of $554.

Which layover airport has the shortest connection time from Sofia to Washington, D.C.?

Vienna (VIE) has the shortest average layover time for this route: 1h 28m.

Which airport is the most popular layover for flights between Sofia and Washington, D.C.?

Amsterdam (AMS) was the most common stop: 27% of momondo users choosing 1-stop flights on this route connected there.

When did momondo last update prices for flights from Sofia Airport to Washington, D.C.?

Prices for flights from Sofia Airport to Washington, D.C. are refreshed on a daily basis.

How many operators does momondo search for flights from Sofia Airport to Washington, D.C.?

The number of operators available for flights from Sofia Airport to Washington, D.C. is 5 as of November 2026.

How old do you have to be to fly from Sofia Airport to Washington, D.C.?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Sofia Airport to Washington, D.C..

What documentation or ID do you need to fly to Washington, D.C.?

The travel and health documents you'll need for your trip to Washington, D.C. may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Washington, D.C.. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$404 Cheap Flights from Sofia to Washington, D.C. in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Sofia to Washington, D.C.

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:25 am - 3:55 pmSOF Sofia-IAD Washington, D.C. Dulles Intl

16h 30m1 stop Frankfurt am Main

6:00 pm - 1:25 pmIAD Washington, D.C. Dulles Intl-SOF Sofia

12h 25m1 stop Frankfurt am Main

$793Lufthansa

Tue, Dec 1 - Tue, Dec 8

6:25 am - 3:55 pmSOF Sofia-IAD Washington, D.C. Dulles Intl

16h 30m1 stop Frankfurt am Main

6:00 pm - 1:25 pmIAD Washington, D.C. Dulles Intl-SOF Sofia

12h 25m1 stop Frankfurt am Main

$797Lufthansa

Tue, Dec 1 - Tue, Dec 8

2:10 pm - 6:30 pmSOF Sofia-IAD Washington, D.C. Dulles Intl

35h 20m3 stops Frankfurt am Main London Heathrow Reykjavik Keflavik Intl

7:40 pm - 11:00 pmIAD Washington, D.C. Dulles Intl-SOF Sofia

20h 20m3 stops Reykjavik Keflavik Intl London Heathrow Frankfurt am Main

$804Multiple Airlines

Tue, Dec 1 - Tue, Dec 8

12:35 pm - 2:10 pmSOF Sofia-IAD Washington, D.C. Dulles Intl

32h 35m1 stop Vienna Intl

10:55 pm - 6:20 pmIAD Washington, D.C. Dulles Intl-SOF Sofia

12h 25m1 stop Munich Franz Josef Strauss

$823Multiple Airlines

Wed, Jan 6 - Sat, Mar 6

4:00 pm - 7:25 pmSOF Sofia-IAD Washington, D.C. Dulles Intl

34h 25m1 stop Istanbul

1:30 pm - 3:10 pmIAD Washington, D.C. Dulles Intl-SOF Sofia

18h 40m1 stop Istanbul

$831Turkish Airlines

Sun, Dec 6 - Sun, Dec 13

6:25 am - 3:55 pmSOF Sofia-IAD Washington, D.C. Dulles Intl

16h 30m1 stop Frankfurt am Main

12:38 pm - 1:15 pmIAD Washington, D.C. Dulles Intl-SOF Sofia

17h 37m2 stops Newark Munich Franz Josef Strauss

$833United Airlines

Sun, Dec 6 - Sun, Dec 13

2:10 pm - 8:05 pmSOF Sofia-IAD Washington, D.C. Dulles Intl

12h 55m1 stop Frankfurt am Main

8:45 am - 1:15 pmIAD Washington, D.C. Dulles Intl-SOF Sofia

21h 30m2 stops Charlotte Douglas Munich Franz Josef Strauss

$833United Airlines

Wed, Dec 16 - Fri, Jan 8

9:45 pm - 11:45 amSOF Sofia-IAD Washington, D.C. Dulles Intl

21h 00m1 stop Istanbul

9:20 pm - 8:40 amIAD Washington, D.C. Dulles Intl-SOF Sofia

28h 20m1 stop Istanbul

$833Turkish Airlines

Sun, Nov 22 - Sun, Dec 6

10:40 am - 5:00 pmSOF Sofia-IAD Washington, D.C. Dulles Intl

13h 20m1 stop Zurich

10:15 pm - 2:15 pmIAD Washington, D.C. Dulles Intl-SOF Sofia

57h 00m2 stops London Heathrow Zurich

$1,766SWISS

Fri, Jan 1 - Fri, Jan 8

10:40 am - 5:00 pmSOF Sofia-IAD Washington, D.C. Dulles Intl

13h 20m1 stop Zurich

5:20 pm - 3:25 pmIAD Washington, D.C. Dulles Intl-SOF Sofia

15h 05m2 stops Paris Charles de Gaulle Zurich

$1,842SWISS

Fri, Jan 1 - Wed, Jan 6

Cheap last minute flights

Enter your travel dates to find the best prices.

6:25 am - 4:24 pmSOF Sofia-IAD Washington, D.C. Dulles Intl

16h 59m2 stops Frankfurt am Main Toronto Pearson Intl

10:55 pm - 10:55 pmIAD Washington, D.C. Dulles Intl-SOF Sofia

17h 00m1 stop Munich Franz Josef Strauss

$901United Airlines

Wed, Nov 11 - Wed, Nov 18

6:25 am - 4:24 pmSOF Sofia-IAD Washington, D.C. Dulles Intl

16h 59m2 stops Frankfurt am Main Toronto Pearson Intl

1:15 pm - 1:25 pmIAD Washington, D.C. Dulles Intl-SOF Sofia

17h 10m2 stops Chicago O'Hare Intl Frankfurt am Main

$906United Airlines

Wed, Nov 11 - Wed, Nov 18

2:00 pm - 8:05 pmSOF Sofia-IAD Washington, D.C. Dulles Intl

13h 05m1 stop Munich Franz Josef Strauss

10:55 pm - 10:55 pmIAD Washington, D.C. Dulles Intl-SOF Sofia

17h 00m1 stop Munich Franz Josef Strauss

$938United Airlines

Wed, Nov 11 - Wed, Nov 18

6:15 pm - 2:10 pmSOF Sofia-IAD Washington, D.C. Dulles Intl

26h 55m1 stop Vienna Intl

6:10 pm - 6:00 pmIAD Washington, D.C. Dulles Intl-SOF Sofia

16h 50m1 stop Vienna Intl

$969Austrian Airlines

Sat, Nov 14 - Sat, Jan 9

6:45 pm - 2:10 pmSOF Sofia-IAD Washington, D.C. Dulles Intl

26h 25m1 stop Vienna Intl

5:30 pm - 6:10 pmIAD Washington, D.C. Dulles Intl-SOF Sofia

17h 40m1 stop Frankfurt am Main

$980Multiple Airlines

Wed, Nov 11 - Wed, Nov 18

6:15 pm - 2:10 pmSOF Sofia-IAD Washington, D.C. Dulles Intl

26h 55m1 stop Vienna Intl

6:20 pm - 11:55 pmIAD Washington, D.C. Dulles Intl-SOF Sofia

22h 35m2 stops London Heathrow Vienna Intl

$991Austrian Airlines

Sat, Nov 14 - Sat, Jan 9

2:10 pm - 12:30 amSOF Sofia-IAD Washington, D.C. Dulles Intl

17h 20m2 stops Frankfurt am Main Chicago O'Hare Intl

10:55 pm - 1:15 pmIAD Washington, D.C. Dulles Intl-SOF Sofia

31h 20m1 stop Munich Franz Josef Strauss

$1,003United Airlines

Wed, Nov 11 - Wed, Nov 18

6:15 pm - 2:55 pmSOF Sofia-IAD Washington, D.C. Dulles Intl

27h 40m2 stops Vienna Intl Geneva Geneve-Cointrin

6:20 pm - 6:00 pmIAD Washington, D.C. Dulles Intl-SOF Sofia

16h 40m2 stops London Heathrow Vienna Intl

$1,017Austrian Airlines

Sat, Nov 14 - Sat, Jan 9

6:00 am - 3:55 pmSOF Sofia-IAD Washington, D.C. Dulles Intl

16h 55m2 stops Munich Franz Josef Strauss Frankfurt am Main

5:25 pm - 3:25 pmIAD Washington, D.C. Dulles Intl-SOF Sofia

15h 00m2 stops Geneva Geneve-Cointrin Zurich

$1,029Multiple Airlines

Wed, Nov 11 - Wed, Nov 18

9:30 pm - 7:05 pmSOF Sofia-IAD Washington, D.C. Dulles Intl

28h 35m2 stops Marrakech Menara Casablanca Mohamed V

7:40 pm - 9:20 pmIAD Washington, D.C. Dulles Intl-SOF Sofia

18h 40m3 stops Reykjavik Keflavik Intl Oslo Gardermoen London Gatwick

$1,344Multiple Airlines

Sat, Nov 14 - Sat, Jan 9

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Lufthansa flights from Sofia to Washington, D.C.

Our best Lufthansa deals on Sofia to Washington, D.C. flight tickets

Lufthansa

Dec 1

SOF6:25 amSofia

16h 30m

1 stop

IAD3:55 pmWashington, D.C. Dulles Intl

Dec 8

IAD6:00 pmWashington, D.C. Dulles Intl

12h 25m

1 stop

SOF1:25 pmSofia

$793

Lufthansa

Dec 1

SOF6:25 amSofia

16h 30m

1 stop

IAD3:55 pmWashington, D.C. Dulles Intl

Dec 8

IAD6:00 pmWashington, D.C. Dulles Intl

12h 25m

1 stop

SOF1:25 pmSofia

$797

Lufthansa

Nov 22

SOF6:25 amSofia

15h 10m

1 stop

IAD2:35 pmWashington, D.C. Dulles Intl

Dec 6

IAD6:00 pmWashington, D.C. Dulles Intl

12h 25m

1 stop

SOF1:25 pmSofia

$809

United Airlines flights from Sofia to Washington, D.C.

Our best United Airlines deals on Sofia to Washington, D.C. flight tickets

United Airlines

Nov 22

SOF6:25 amSofia

15h 10m

1 stop

IAD2:35 pmWashington, D.C. Dulles Intl

Dec 6

IAD8:40 amWashington, D.C. Dulles Intl

31h 15m

2 stops

SOF10:55 pmSofia

$833

United Airlines

Dec 1

SOF2:10 pmSofia

12h 55m

1 stop

IAD8:05 pmWashington, D.C. Dulles Intl

Dec 8

IAD12:38 pmWashington, D.C. Dulles Intl

17h 37m

2 stops

SOF1:15 pmSofia

$835

United Airlines

Nov 19

SOF2:10 pmSofia

12h 55m

1 stop

IAD8:05 pmWashington, D.C. Dulles Intl

Dec 2

IAD5:35 pmWashington, D.C. Dulles Intl

12h 40m

1 stop

SOF1:15 pmSofia

$840

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SofiaWashington, D.C.

SOF Sofia - IAD Washington, D.C. Dulles Intl

SOFIAD

Sofia

Tue 12/1

6:25 am-3:55 pm

1 stop16h 30m

Washington, D.C. Dulles Intl

Tue 12/8

6:00 pm-1:25 pm

1 stop12h 25m

$793

SofiaWashington, D.C.

SOF Sofia - IAD Washington, D.C. Dulles Intl

SOFIAD

Sofia

Tue 12/1

6:25 am-3:55 pm

1 stop16h 30m

Washington, D.C. Dulles Intl

Tue 12/8

6:00 pm-1:25 pm

1 stop12h 25m

$797

SofiaWashington, D.C.

SOF Sofia - IAD Washington, D.C. Dulles Intl

SOFIAD

Sofia

Tue 12/1

2:10 pm-6:30 pm

3 stops35h 20m

Washington, D.C. Dulles Intl

Tue 12/8

7:40 pm-11:00 pm

3 stops20h 20m

$804

SofiaWashington, D.C.

SOF Sofia - IAD Washington, D.C. Dulles Intl

SOFIAD

Sofia

Wed 1/6

12:35 pm-2:10 pm

1 stop32h 35m

Washington, D.C. Dulles Intl

Sat 3/6

10:55 pm-6:20 pm

1 stop12h 25m

$823

SofiaWashington, D.C.

SOF Sofia - IAD Washington, D.C. Dulles Intl

SOFIAD

Sofia

Sun 12/6

4:00 pm-7:25 pm

1 stop34h 25m

Washington, D.C. Dulles Intl

Sun 12/13

1:30 pm-3:10 pm

1 stop18h 40m

$831

SofiaWashington, D.C.

SOF Sofia - IAD Washington, D.C. Dulles Intl

SOFIAD

Sofia

Sun 12/6

6:25 am-3:55 pm

1 stop16h 30m

Washington, D.C. Dulles Intl

Sun 12/13

12:38 pm-1:15 pm

2 stops17h 37m

$833

SofiaWashington, D.C.

SOF Sofia - IAD Washington, D.C. Dulles Intl

SOFIAD

Sofia

Wed 12/16

2:10 pm-8:05 pm

1 stop12h 55m

Washington, D.C. Dulles Intl

Fri 1/8

8:45 am-1:15 pm

2 stops21h 30m

$833

SofiaWashington, D.C.

SOF Sofia - IAD Washington, D.C. Dulles Intl

SOFIAD

Sofia

Sun 11/22

9:45 pm-11:45 am

1 stop21h 00m

Washington, D.C. Dulles Intl

Sun 12/6

9:20 pm-8:40 am

1 stop28h 20m

$833

SofiaWashington, D.C.

SOF Sofia - IAD Washington, D.C. Dulles Intl

SOFIAD

Sofia

Fri 1/1

10:40 am-5:00 pm

1 stop13h 20m

Washington, D.C. Dulles Intl

Fri 1/8

10:15 pm-2:15 pm

2 stops57h 00m

$1,766

Quickest round-trip

SofiaWashington, D.C.

SOF Sofia - IAD Washington, D.C. Dulles Intl

SOFIAD

Sofia

Fri 1/1

10:40 am-5:00 pm

1 stop13h 20m

Washington, D.C. Dulles Intl

Wed 1/6

5:20 pm-3:25 pm

2 stops15h 05m

$1,842

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Sofia to Washington, D.C.

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Layovers

What is the typical price of a round-trip flight between Sofia and Washington, D.C.?

Prices are currently typical for flights on this route.

Typical prices usually range from $675 to $960.
The lowest price recently found on this route was $793.

What is the cheapest month to fly to Washington, D.C.?

The month of February is, on average, the cheapest month to fly to Washington, D.C. from Sofia, with most prices found around $478. If you’re not able to fly to Washington, D.C. in February, then March is your next best option. Flight prices from Sofia to Washington, D.C. during March average around $564.

Can stopping save me money on Sofia to Washington, D.C. flights?

You could potentially save up to 4% on your flight if you consider stops on a Sofia to Washington, D.C. flight.

When to book flights from Sofia to Washington, D.C.

Are you open to changing your travel dates? Check out the ideal times to fly from Sofia to Washington, D.C. according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Sofia to Washington, D.C. (SOF to WAS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Sofia to Washington, D.C.

Best Price Found	$404
Fastest flight time	15h 10m
Direct flights	None

The best one-way flight to Washington, D.C. from Sofia in the past 72 hours is $404. The best round-trip flight deal from Sofia to Washington, D.C. found on momondo in the last 72 hours is $793.

The fastest flight from Sofia to Washington, D.C. takes 15h 10m

There are no direct flights from Sofia to Washington, D.C.. There are no popular flight routes from Sofia to Washington, D.C..

Search flight deals

Frequently asked questions about flying from Sofia to Washington, D.C.

How far is Sofia to Washington, D.C. by plane?
The distance between Sofia and Washington, D.C. is about 4912.7 mi. Typically, this will take 15h 10m by plane in normal conditions.
When did momondo last update prices for flights from Sofia Airport to Washington, D.C.?
Prices for flights from Sofia Airport to Washington, D.C. are refreshed on a daily basis.
How many operators does momondo search for flights from Sofia Airport to Washington, D.C.?
The number of operators available for flights from Sofia Airport to Washington, D.C. is 5 as of November 2026.
How old do you have to be to fly from Sofia Airport to Washington, D.C.?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Sofia Airport to Washington, D.C..
What documentation or ID do you need to fly to Washington, D.C.?
The travel and health documents you'll need for your trip to Washington, D.C. may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Washington, D.C.. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Sofia to Washington, D.C.?
momondo data reveals that the most frequently booked airline on the route from Sofia to Washington, D.C. is Lufthansa, representing 38% of all bookings. The subsequent popular airlines are KLM at 26%, United Airlines at 16%, and Austrian Airlines at 10%.

Best airlines flying from Sofia to Washington, D.C.

Compare and see reviews for airlines that fly from Sofia to Washington, D.C. with momondo

Airline	Rating	Free Cancellation	Price
KLM	PriceFrom $519	Free Cancellation	Rating 7.8 1,595 reviews	Search KLM flights
Turkish Airlines	PriceFrom $614	Free Cancellation	Rating 7.4 4,465 reviews	Search Turkish Airlines flights
Lufthansa	PriceFrom $690	Free Cancellation	Rating 6.8 8,287 reviews	Search Lufthansa flights
United Airlines	PriceFrom $697	Free Cancellation	Rating 7.3 10,474 reviews	Search United Airlines flights
SWISS	PriceFrom $909	Free Cancellation	Rating 7.5 2,119 reviews	Search SWISS flights

Alexandria

National Harbor

Arlington

Gettysburg

Fredericksburg

Waldorf

Laurel

Gaithersburg

Woodbridge

Linthicum Heights

Rockville

Silver Spring

Towson

Fairfax

Springfield

Glen Burnie

Edgewood

Colonial Beach

Falls Church

College Park

Why use momondo?

Why should I use momondo to find a flight deal from Sofia to Washington, D.C.?

Finding the right flight to Washington, D.C. from Sofia is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Washington, D.C. quick and easy, saving you time and money.

Can I find flights from Sofia to Washington, D.C. with flexible booking policies on momondo?

Yes. All flights to Washington, D.C. from Sofia on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Sofia to Washington, D.C.?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Sofia to Washington, D.C..

I’m not ready to book a flight from Sofia to Washington, D.C. right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Sofia to Washington, D.C. flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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Cheap flights from Sofia to Washington, D.C. from $404

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Sofia to Washington, D.C. departing on 1/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Find the cheapest flights from Sofia to Washington, D.C.

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Lufthansa flights from Sofia to Washington, D.C.

Our best Lufthansa deals on Sofia to Washington, D.C. flight tickets

United Airlines flights from Sofia to Washington, D.C.

Our best United Airlines deals on Sofia to Washington, D.C. flight tickets

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Use the filters below to find and compare flights from Sofia to Washington, D.C. that are best for you.

See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from Sofia to Washington, D.C.

What is the typical price of a round-trip flight between Sofia and Washington, D.C.?

What is the cheapest month to fly to Washington, D.C.?

Can stopping save me money on Sofia to Washington, D.C. flights?

What airlines fly to Washington, D.C.?

Which airport is the most popular layover for flights between Sofia and Washington, D.C.?

Which layover airport offers the lowest fares from Sofia to Washington, D.C.?

Which layover airport has the shortest travel time from Sofia to Washington, D.C.?

Which layover airport has the shortest connection time from Sofia to Washington, D.C.?

When to book flights from Sofia to Washington, D.C.

Cheap Sofia to Washington, D.C. (SOF to WAS) flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying from Sofia to Washington, D.C.

Best airlines flying from Sofia to Washington, D.C.

Compare and see reviews for airlines that fly from Sofia to Washington, D.C. with momondo

Traveling to a place near Washington, D.C.?

Why use momondo?

An easier way to manage your Washington, D.C. trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

Fly into one of these airports located in Washington, D.C.

Airports listed have a maximum distance of 22.4 mi from Washington, D.C.

Fly your favorite airline to Washington, D.C.

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Washington, D.C.

List of cabin classes available on flights landing in Washington, D.C.. Availability may vary depending on flight origin and airline.

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Popular flights according to clicks in the last 7 days on momondo

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