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 33% 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 airport is the most popular layover for flights between Sofia and Washington, D.C.?

Amsterdam (AMS) was the most common stop: 29% of momondo users choosing 1-stop flights on this route connected there.

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.

What is the cheapest airline that flies from Sofia to Washington, D.C.?

Air France, Iberia, and British Airways are the most popular carriers operating from Sofia to Washington, D.C.

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

Flights via Amsterdam (AMS) offer the lowest average round-trip price of $605.

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 September 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.

$479 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.

4:00 pm - 8:25 pmSOF Sofia-IAD Washington, D.C. Dulles Intl

35h 25m1 stop Istanbul

1:30 pm - 8:40 amIAD Washington, D.C. Dulles Intl-SOF Sofia

12h 10m1 stop Istanbul

$630Turkish Airlines

Fri, Nov 6 - Sun, Nov 22

8:30 pm - 5:05 pmSOF Sofia-BWI Baltimore/Washington

27h 35m1 stop London Heathrow

6:55 pm - 4:20 pmBWI Baltimore/Washington-SOF Sofia

14h 25m1 stop London Heathrow

$756British Airways

Fri, Nov 20 - Sun, Nov 29

5:25 pm - 8:30 pmSOF Sofia-IAD Washington, D.C. Dulles Intl

34h 05m2 stops Madrid Barajas Lisbon Humberto Delgado

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

12h 25m1 stop Frankfurt am Main

$759Multiple Airlines

Tue, Dec 1 - Tue, Dec 29

3:50 pm - 11:30 amSOF Sofia-IAD Washington, D.C. Dulles Intl

26h 40m1 stop Istanbul

9:20 pm - 11:05 amIAD Washington, D.C. Dulles Intl-SOF Sofia

30h 45m1 stop Istanbul

$763Turkish Airlines

Wed, Oct 21 - Wed, Feb 24

6:10 am - 1:35 pmSOF Sofia-IAD Washington, D.C. Dulles Intl

14h 25m1 stop Frankfurt am Main

5:55 pm - 10:50 pmIAD Washington, D.C. Dulles Intl-SOF Sofia

21h 55m1 stop Frankfurt am Main

$780Lufthansa

Tue, Oct 6 - Tue, Oct 20

6:25 am - 2:35 pmSOF Sofia-IAD Washington, D.C. Dulles Intl

15h 10m1 stop Frankfurt am Main

10:20 pm - 11:00 pmIAD Washington, D.C. Dulles Intl-SOF Sofia

17h 40m1 stop Munich Franz Josef Strauss

$782Lufthansa

Thu, Nov 19 - Sat, May 15

11:05 am - 4:45 pmSOF Sofia-IAD Washington, D.C. Dulles Intl

12h 40m1 stop Zurich

8:20 pm - 3:05 pmIAD Washington, D.C. Dulles Intl-SOF Sofia

11h 45m1 stop Zurich

$784SWISS

Thu, Oct 1 - Thu, Oct 15

6:20 am - 8:00 pmSOF Sofia-IAD Washington, D.C. Dulles Intl

20h 40m1 stop Frankfurt am Main

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

17h 00m1 stop Munich Franz Josef Strauss

$798United Airlines

Sun, Oct 4 - Sat, Dec 26

6:20 am - 8:00 pmSOF Sofia-IAD Washington, D.C. Dulles Intl

20h 40m1 stop Frankfurt am Main

5:35 pm - 1:15 pmIAD Washington, D.C. Dulles Intl-SOF Sofia

12h 40m1 stop Munich Franz Josef Strauss

$798United Airlines

Wed, Oct 21 - Wed, Feb 24

4:15 pm - 3:30 pmSOF Sofia-IAD Washington, D.C. Dulles Intl

30h 15m1 stop Zurich

5:25 pm - 2:15 pmIAD Washington, D.C. Dulles Intl-SOF Sofia

13h 50m1 stop Zurich

$800SWISS

Thu, Nov 19 - Sun, Nov 29

Cheap last minute flights

Enter your travel dates to find the best prices.

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

13h 00m1 stop Vienna Intl

6:00 pm - 11:50 amIAD Washington, D.C. Dulles Intl-SOF Sofia

10h 50m1 stop Vienna Intl

$930Austrian Airlines

Sun, Sep 20 - Sun, Nov 15

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

13h 00m1 stop Vienna Intl

10:19 pm - 10:55 pmIAD Washington, D.C. Dulles Intl-SOF Sofia

17h 36m2 stops Boston Logan Intl Munich Franz Josef Strauss

$944United Airlines

Sun, Sep 20 - Sun, Nov 15

6:10 am - 7:55 pmSOF Sofia-IAD Washington, D.C. Dulles Intl

20h 45m2 stops Munich Franz Josef Strauss Frankfurt am Main

5:35 pm - 1:15 pmIAD Washington, D.C. Dulles Intl-SOF Sofia

12h 40m1 stop Munich Franz Josef Strauss

$959United Airlines

Sun, Sep 20 - Sun, Nov 15

12:55 pm - 7:55 pmSOF Sofia-IAD Washington, D.C. Dulles Intl

14h 00m2 stops Munich Franz Josef Strauss Frankfurt am Main

3:00 pm - 11:50 amIAD Washington, D.C. Dulles Intl-SOF Sofia

13h 50m2 stops Boston Logan Intl Vienna Intl

$961United Airlines

Sun, Sep 20 - Sun, Nov 15

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

31h 00m1 stop Munich Franz Josef Strauss

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

12h 25m1 stop Munich Franz Josef Strauss

$974Lufthansa

Sun, Sep 20 - Sun, Nov 15

6:10 am - 7:55 pmSOF Sofia-IAD Washington, D.C. Dulles Intl

20h 45m2 stops Munich Franz Josef Strauss Frankfurt am Main

5:25 pm - 11:55 pmIAD Washington, D.C. Dulles Intl-SOF Sofia

23h 30m2 stops Zurich Vienna Intl

$984Multiple Airlines

Sun, Sep 20 - Sun, Nov 15

9:05 pm - 7:40 pmSOF Sofia-BWI Baltimore/Washington

29h 35m1 stop London Heathrow

6:55 pm - 4:20 pmBWI Baltimore/Washington-SOF Sofia

14h 25m1 stop London Heathrow

$1,175British Airways

Sun, Sep 20 - Sun, Nov 15

9:05 pm - 5:41 pmSOF Sofia-BWI Baltimore/Washington

27h 36m2 stops London Heathrow Charlotte Douglas

6:55 pm - 4:20 pmBWI Baltimore/Washington-SOF Sofia

14h 25m1 stop London Heathrow

$1,347British Airways

Sun, Sep 20 - Sun, Nov 15

12:55 pm - 7:25 pmSOF Sofia-IAD Washington, D.C. Dulles Intl

13h 30m1 stop Munich Franz Josef Strauss

10:20 pm - 11:15 pmIAD Washington, D.C. Dulles Intl-SOF Sofia

17h 55m1 stop Munich Franz Josef Strauss

$3,537Lufthansa

Tue, Sep 22 - Fri, Sep 25

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

13h 00m1 stop Vienna Intl

1:10 pm - 11:40 amIAD Washington, D.C. Dulles Intl-SOF Sofia

15h 30m2 stops Boston Logan Intl Vienna Intl

$4,195United Airlines

Tue, Sep 22 - Fri, Sep 25

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

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

United Airlines

Oct 4

SOF6:20 amSofia

20h 40m

1 stop

IAD8:00 pmWashington, D.C. Dulles Intl

Dec 26

IAD10:55 pmWashington, D.C. Dulles Intl

17h 00m

1 stop

SOF10:55 pmSofia

$798

United Airlines

Oct 11

SOF6:20 amSofia

14h 15m

1 stop

IAD1:35 pmWashington, D.C. Dulles Intl

May 6

IAD6:10 amWashington, D.C. Dulles Intl

23h 00m

2 stops

SOF12:10 pmSofia

$799

United Airlines

Nov 22

SOF6:25 amSofia

16h 30m

1 stop

IAD3:55 pmWashington, D.C. Dulles Intl

Nov 30

IAD10:55 pmWashington, D.C. Dulles Intl

17h 00m

1 stop

SOF10:55 pmSofia

$801

Air Canada flights from Sofia to Washington, D.C.

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

Air Canada

Oct 21

SOF6:20 amSofia

19h 40m

2 stops

IAD7:00 pmWashington, D.C. Dulles Intl

Feb 24

IAD9:55 amWashington, D.C. Dulles Intl

20h 20m

2 stops

SOF1:15 pmSofia

$808

Air Canada

Oct 21

SOF6:20 amSofia

19h 40m

2 stops

IAD7:00 pmWashington, D.C. Dulles Intl

Feb 24

IAD9:55 amWashington, D.C. Dulles Intl

20h 20m

2 stops

SOF1:15 pmSofia

$809

Air Canada

Nov 24

SOF6:25 amSofia

22h 34m

2 stops

DCA9:59 pmWashington, D.C. Reagan-National

Dec 1

DCA4:00 pmWashington, D.C. Reagan-National

38h 25m

2 stops

SOF1:25 pmSofia

$810

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SofiaWashington, D.C.

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

SOFIAD

Sofia

Fri 11/6

4:00 pm-8:25 pm

1 stop35h 25m

Washington, D.C. Dulles Intl

Sun 11/22

1:30 pm-8:40 am

1 stop12h 10m

$630

SofiaBaltimore

SOF Sofia - BWI Baltimore/Washington

SOFBWI

Sofia

Fri 11/20

8:30 pm-5:05 pm

1 stop27h 35m

Baltimore/Washington

Sun 11/29

6:55 pm-4:20 pm

1 stop14h 25m

$756

SofiaWashington, D.C.

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

SOFIAD

Sofia

Tue 12/1

5:25 pm-8:30 pm

2 stops34h 05m

Washington, D.C. Dulles Intl

Tue 12/29

6:00 pm-1:25 pm

1 stop12h 25m

$759

SofiaWashington, D.C.

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

SOFIAD

Sofia

Wed 10/21

3:50 pm-11:30 am

1 stop26h 40m

Washington, D.C. Dulles Intl

Wed 2/24

9:20 pm-11:05 am

1 stop30h 45m

$763

SofiaWashington, D.C.

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

SOFIAD

Sofia

Tue 10/6

6:10 am-1:35 pm

1 stop14h 25m

Washington, D.C. Dulles Intl

Tue 10/20

5:55 pm-10:50 pm

1 stop21h 55m

$780

SofiaWashington, D.C.

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

SOFIAD

Sofia

Thu 11/19

6:25 am-2:35 pm

1 stop15h 10m

Washington, D.C. Dulles Intl

Sat 5/15

10:20 pm-11:00 pm

1 stop17h 40m

$782

Quickest round-trip

SofiaWashington, D.C.

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

SOFIAD

Sofia

Thu 10/1

11:05 am-4:45 pm

1 stop12h 40m

Washington, D.C. Dulles Intl

Thu 10/15

8:20 pm-3:05 pm

1 stop11h 45m

$784

SofiaWashington, D.C.

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

SOFIAD

Sofia

Sun 10/4

6:20 am-8:00 pm

1 stop20h 40m

Washington, D.C. Dulles Intl

Sat 12/26

10:55 pm-10:55 pm

1 stop17h 00m

$798

SofiaWashington, D.C.

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

SOFIAD

Sofia

Wed 10/21

6:20 am-8:00 pm

1 stop20h 40m

Washington, D.C. Dulles Intl

Wed 2/24

5:35 pm-1:15 pm

1 stop12h 40m

$798

SofiaWashington, D.C.

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

SOFIAD

Sofia

Thu 11/19

4:15 pm-3:30 pm

1 stop30h 15m

Washington, D.C. Dulles Intl

Sun 11/29

5:25 pm-2:15 pm

1 stop13h 50m

$800

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 low for flights on this route.

Typical prices usually range from $679 to $1,135.
The lowest price recently found on this route was $630.

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 26% 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	$479
Fastest flight time	13h 00m
Direct flights	None

The best one-way flight to Washington, D.C. from Sofia in the past 72 hours is $479. The best round-trip flight deal from Sofia to Washington, D.C. found on momondo in the last 72 hours is $630.

The fastest flight from Sofia to Washington, D.C. takes 13h 00m

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 13h 00m 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 September 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 KLM, representing 36% of all bookings. The subsequent popular airlines are Lufthansa at 33%, United Airlines at 18%, and Turkish Airlines at 13%.

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 $474	Free Cancellation	Rating 7.8 1,577 reviews	Search KLM flights
Turkish Airlines	PriceFrom $632	Free Cancellation	Rating 7.4 4,464 reviews	Search Turkish Airlines flights
Lufthansa	PriceFrom $652	Free Cancellation	Rating 6.8 8,236 reviews	Search Lufthansa flights
United Airlines	PriceFrom $697	Free Cancellation	Rating 7.4 10,232 reviews	Search United Airlines flights
SWISS	PriceFrom $909	Free Cancellation	Rating 7.5 2,078 reviews	Search SWISS flights

Alexandria

National Harbor

Arlington

Gettysburg

Fredericksburg

Waldorf

Laurel

Woodbridge

Linthicum Heights

Gaithersburg

Rockville

Silver Spring

Towson

Fairfax

Springfield

Glen Burnie

Edgewood

Colonial Beach

College Park

Bethesda

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

Washington, D.C. Reagan-National Airport

Washington, D.C. Dulles Intl Airport

Cheap flights from Sofia to Washington, D.C. from $479

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 10/7. 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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United Airlines flights from Sofia to Washington, D.C.

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

Air Canada flights from Sofia to Washington, D.C.

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

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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 is the cheapest airline that flies from Sofia to Washington, D.C.?

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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