What is the cheapest airline that flies from District of Columbia to Bulgaria?

British Airways and United Airlines are the most popular carriers operating from District of Columbia to Bulgaria

What airlines fly to Bulgaria?

Lufthansa, Turkish Airlines and United Airlines are the top three most popular airlines that fly to Bulgaria from District of Columbia according to our data. Lufthansa is the first choice among our users, with 43% of people opting to fly with this airline when traveling to Bulgaria. Keep in mind that there are 4 different airlines that fly to Bulgaria on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from District of Columbia to Bulgaria?

Prices for flights from District of Columbia to Bulgaria are updated daily.

How many operators does momondo search for flights from District of Columbia to Bulgaria?

The number of operators available for flights from District of Columbia to Bulgaria is 4 as of August 2026.

How old do you have to be to fly from District of Columbia to Bulgaria?

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 District of Columbia to Bulgaria.

What documentation or ID do you need to fly to Bulgaria?

The travel and health documents you'll need for your trip to Bulgaria 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 Bulgaria. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$290 Cheap Flights from District of Columbia to Bulgaria in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from District of Columbia to Bulgaria

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

5:05 pm - 11:35 pmIAD Washington, D.C. Dulles Intl-SOF Sofia

23h 30m2 stops Lisbon Humberto Delgado Rome Fiumicino

2:30 pm - 3:10 pmSOF Sofia-IAD Washington, D.C. Dulles Intl

31h 40m2 stops Rome Fiumicino Lisbon Humberto Delgado

$698Multiple Airlines

Tue, Sep 29 - Tue, Oct 13

9:40 pm - 8:30 amIAD Washington, D.C. Dulles Intl-VAR Varna

27h 50m1 stop Istanbul

10:15 pm - 11:30 amVAR Varna-IAD Washington, D.C. Dulles Intl

20h 15m1 stop Istanbul

$701Turkish Airlines

Wed, Sep 16 - Wed, Sep 23

1:30 pm - 8:35 pmIAD Washington, D.C. Dulles Intl-VAR Varna

24h 05m1 stop Istanbul

10:05 am - 7:25 pmVAR Varna-IAD Washington, D.C. Dulles Intl

16h 20m1 stop Istanbul

$701Turkish Airlines

Wed, Dec 2 - Wed, Dec 9

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

17h 00m1 stop Munich Franz Josef Strauss

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

16h 30m1 stop Frankfurt am Main

$714Lufthansa

Wed, Dec 9 - Wed, Dec 23

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

12h 25m1 stop Munich Franz Josef Strauss

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

16h 30m1 stop Frankfurt am Main

$714Lufthansa

Wed, Nov 11 - Wed, Nov 25

5:05 pm - 9:00 amIAD Washington, D.C. Dulles Intl-SOF Sofia

32h 55m3 stops Lisbon Humberto Delgado Madrid Barajas Athens Eleftherios V.

5:10 pm - 3:10 pmSOF Sofia-IAD Washington, D.C. Dulles Intl

29h 00m2 stops Madrid Barajas Lisbon Humberto Delgado

$715Multiple Airlines

Tue, Sep 29 - Tue, Oct 13

12:35 pm - 10:55 pmIAD Washington, D.C. Dulles Intl-SOF Sofia

27h 20m2 stops Charlotte Douglas Munich Franz Josef Strauss

6:25 am - 11:16 amSOF Sofia-IAD Washington, D.C. Dulles Intl

35h 51m2 stops Frankfurt am Main Montreal Pierre Elliott Trudeau Intl

$744United Airlines

Tue, Jan 5 - Tue, Jan 19

6:00 pm - 3:15 pmIAD Washington, D.C. Dulles Intl-VAR Varna

14h 15m1 stop Vienna Intl

4:00 pm - 2:10 pmVAR Varna-IAD Washington, D.C. Dulles Intl

29h 10m1 stop Vienna Intl

$772Austrian Airlines

Sun, Nov 29 - Thu, Dec 3

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

16h 50m1 stop Vienna Intl

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

26h 25m1 stop Vienna Intl

$778Austrian Airlines

Wed, Dec 23 - Tue, Jan 5

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

12h 40m1 stop Munich Franz Josef Strauss

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

16h 30m1 stop Frankfurt am Main

$787United Airlines

Fri, Jan 22 - Tue, Jan 26

Cheap last minute flights

Enter your travel dates to find the best prices.

3:25 pm - 1:35 pmIAD Washington, D.C. Dulles Intl-SOF Sofia

15h 10m1 stop Frankfurt am Main

6:10 am - 7:25 pmSOF Sofia-IAD Washington, D.C. Dulles Intl

20h 15m1 stop Munich Franz Josef Strauss

$878Lufthansa

Sun, Aug 16 - Tue, Aug 25

10:20 pm - 6:40 pmIAD Washington, D.C. Dulles Intl-SOF Sofia

13h 20m1 stop Munich Franz Josef Strauss

6:20 am - 1:35 pmSOF Sofia-IAD Washington, D.C. Dulles Intl

14h 15m1 stop Frankfurt am Main

$899United Airlines

Sun, Aug 16 - Wed, Aug 26

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

17h 55m1 stop Munich Franz Josef Strauss

3:40 pm - 4:45 pmSOF Sofia-IAD Washington, D.C. Dulles Intl

32h 05m1 stop Zurich

$900Multiple Airlines

Sun, Aug 16 - Mon, Aug 24

10:20 pm - 6:40 pmIAD Washington, D.C. Dulles Intl-SOF Sofia

13h 20m1 stop Munich Franz Josef Strauss

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

14h 25m2 stops Munich Franz Josef Strauss Frankfurt am Main

$927Lufthansa

Sun, Aug 16 - Tue, Aug 25

8:20 pm - 2:55 pmIAD Washington, D.C. Dulles Intl-SOF Sofia

11h 35m1 stop Zurich

12:55 pm - 4:45 pmSOF Sofia-IAD Washington, D.C. Dulles Intl

34h 50m2 stops Munich Franz Josef Strauss Zurich

$931SWISS

Sun, Aug 16 - Mon, Aug 24

10:20 pm - 6:40 pmIAD Washington, D.C. Dulles Intl-SOF Sofia

13h 20m1 stop Munich Franz Josef Strauss

2:10 pm - 8:00 pmSOF Sofia-IAD Washington, D.C. Dulles Intl

12h 50m1 stop Frankfurt am Main

$935United Airlines

Sun, Aug 16 - Thu, Aug 27

10:15 pm - 6:40 pmIAD Washington, D.C. Dulles Intl-SOF Sofia

37h 25m2 stops Boston Logan Intl Munich Franz Josef Strauss

2:20 pm - 1:35 pmSOF Sofia-IAD Washington, D.C. Dulles Intl

30h 15m1 stop Frankfurt am Main

$935United Airlines

Sat, Aug 15 - Mon, Aug 24

10:20 pm - 6:40 pmIAD Washington, D.C. Dulles Intl-SOF Sofia

13h 20m1 stop Munich Franz Josef Strauss

6:10 am - 7:25 pmSOF Sofia-IAD Washington, D.C. Dulles Intl

20h 15m1 stop Munich Franz Josef Strauss

$956Lufthansa

Fri, Aug 14 - Tue, Aug 25

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

16h 40m2 stops London Heathrow Vienna Intl

8:00 am - 3:30 pmSOF Sofia-IAD Washington, D.C. Dulles Intl

14h 30m2 stops Vienna Intl Zurich

$1,164Austrian Airlines

Sun, Aug 16 - Tue, Aug 25

5:25 pm - 12:20 pmIAD Washington, D.C. Dulles Intl-BOJ Bourgas

11h 55m1 stop Vienna Intl

3:50 pm - 2:35 pmBOJ Bourgas-IAD Washington, D.C. Dulles Intl

29h 45m1 stop Vienna Intl

$1,199Austrian Airlines

Thu, Aug 13 - Sat, Aug 29

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Air Canada flights from District of Columbia to Bulgaria

Our best Air Canada deals on District of Columbia to Bulgaria flight tickets

Air Canada

Feb 3

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

19h 20m

2 stops

SOF6:20 pmSofia

Feb 17

SOF6:25 amSofia

15h 59m

2 stops

DCA3:24 pmWashington, D.C. Reagan-National

$743

Air Canada

Nov 11

DCA11:05 amWashington, D.C. Reagan-National

24h 15m

2 stops

SOF6:20 pmSofia

Nov 25

SOF2:00 pmSofia

27h 29m

2 stops

DCA10:29 amWashington, D.C. Reagan-National

$745

Air Canada

Dec 8

DCA6:00 amWashington, D.C. Reagan-National

24h 25m

2 stops

SOF1:25 pmSofia

Dec 22

SOF6:25 amSofia

22h 34m

2 stops

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

$755

Turkish Airlines flights from District of Columbia to Bulgaria

Our best Turkish Airlines deals on District of Columbia to Bulgaria flight tickets

Turkish Airlines

Aug 19

IAD9:40 pmWashington, D.C. Dulles Intl

27h 50m

1 stop

VAR8:30 amVarna

Oct 14

VAR10:15 pmVarna

20h 15m

1 stop

IAD11:30 amWashington, D.C. Dulles Intl

$697

Turkish Airlines

Sep 16

IAD9:40 pmWashington, D.C. Dulles Intl

27h 50m

1 stop

VAR8:30 amVarna

Sep 23

VAR10:15 pmVarna

20h 15m

1 stop

IAD11:30 amWashington, D.C. Dulles Intl

$701

Turkish Airlines

Dec 1

IAD1:30 pmWashington, D.C. Dulles Intl

12h 45m

1 stop

VAR9:15 amVarna

Dec 9

VAR10:05 amVarna

32h 40m

1 stop

IAD11:45 amWashington, D.C. Dulles Intl

$721

momondo Fare Finder

Use the filters below to find and compare flights from District of Columbia to Bulgaria that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Sofia

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

IADSOF

Washington, D.C. Dulles Intl

Tue 9/29

5:05 pm-11:35 pm

2 stops23h 30m

Sofia

Tue 10/13

2:30 pm-3:10 pm

2 stops31h 40m

$698

Washington, D.C.Varna

IAD Washington, D.C. Dulles Intl - VAR Varna

IADVAR

Washington, D.C. Dulles Intl

Wed 9/16

9:40 pm-8:30 am

1 stop27h 50m

Varna

Wed 9/23

10:15 pm-11:30 am

1 stop20h 15m

$701

Washington, D.C.Varna

IAD Washington, D.C. Dulles Intl - VAR Varna

IADVAR

Washington, D.C. Dulles Intl

Wed 12/2

1:30 pm-8:35 pm

1 stop24h 05m

Varna

Wed 12/9

10:05 am-7:25 pm

1 stop16h 20m

$701

Washington, D.C.Sofia

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

IADSOF

Washington, D.C. Dulles Intl

Wed 12/9

10:55 pm-10:55 pm

1 stop17h 00m

Sofia

Wed 12/23

6:25 am-3:55 pm

1 stop16h 30m

$714

Quickest round-trip

Washington, D.C.Sofia

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

IADSOF

Washington, D.C. Dulles Intl

Wed 11/11

10:55 pm-6:20 pm

1 stop12h 25m

Sofia

Wed 11/25

6:25 am-3:55 pm

1 stop16h 30m

$714

Washington, D.C.Sofia

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

IADSOF

Washington, D.C. Dulles Intl

Tue 9/29

5:05 pm-9:00 am

3 stops32h 55m

Sofia

Tue 10/13

5:10 pm-3:10 pm

2 stops29h 00m

$715

Washington, D.C.Sofia

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

IADSOF

Washington, D.C. Dulles Intl

Tue 1/5

12:35 pm-10:55 pm

2 stops27h 20m

Sofia

Tue 1/19

6:25 am-11:16 am

2 stops35h 51m

$744

Washington, D.C.Varna

IAD Washington, D.C. Dulles Intl - VAR Varna

IADVAR

Washington, D.C. Dulles Intl

Sun 11/29

6:00 pm-3:15 pm

1 stop14h 15m

Varna

Thu 12/3

4:00 pm-2:10 pm

1 stop29h 10m

$772

Washington, D.C.Sofia

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

IADSOF

Washington, D.C. Dulles Intl

Wed 12/23

6:10 pm-6:00 pm

1 stop16h 50m

Sofia

Tue 1/5

6:45 pm-2:10 pm

1 stop26h 25m

$778

Washington, D.C.Sofia

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

IADSOF

Washington, D.C. Dulles Intl

Fri 1/22

5:35 pm-1:15 pm

1 stop12h 40m

Sofia

Tue 1/26

6:25 am-3:55 pm

1 stop16h 30m

$787

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 District of Columbia to Bulgaria

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

What is the cheapest month to fly to Bulgaria?

If you aren’t able to travel to Bulgaria during the month of February, then flying in March is also cheap. Prices for this month can be found on momondo for an average of $648.

How far in advance should I book a flight from District of Columbia to Bulgaria?

You are more likely to see cheaper flights to Bulgaria from District of Columbia when booking weeks ahead of your departure date. In general, you can expect to find flights to Bulgaria for around $808 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Bulgaria from District of Columbia for as low as $766 on momondo.

Can stopping save me money on District of Columbia to Bulgaria flights?

You could potentially save up to 34% on your flight if you consider stops on a District of Columbia to Bulgaria flight.

Cheap District of Columbia to Bulgaria flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from District of Columbia to Bulgaria

Fastest flight time	11h 55m
Direct flights	None

The fastest flight from District of Columbia to Bulgaria takes 11h 55m

There are no direct flights from District of Columbia to Bulgaria. There are no popular flight routes from District of Columbia to Bulgaria.

Search flight deals

Frequently asked questions about flying from District of Columbia to Bulgaria

When did momondo last update prices for flights from District of Columbia to Bulgaria?
Prices for flights from District of Columbia to Bulgaria are updated daily.
How many operators does momondo search for flights from District of Columbia to Bulgaria?
The number of operators available for flights from District of Columbia to Bulgaria is 4 as of August 2026.
How old do you have to be to fly from District of Columbia to Bulgaria?
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 District of Columbia to Bulgaria.
What documentation or ID do you need to fly to Bulgaria?
The travel and health documents you'll need for your trip to Bulgaria 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 Bulgaria. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from District of Columbia to Bulgaria

Compare and see reviews for airlines that fly from District of Columbia to Bulgaria with momondo

Airline	Rating	Free Cancellation	Price
Turkish Airlines	PriceFrom $533	Free Cancellation	Rating 7.4 4,480 reviews	Search Turkish Airlines flights
United Airlines	PriceFrom $637	Free Cancellation	Rating 7.4 10,101 reviews	Search United Airlines flights
Lufthansa	PriceFrom $660	Free Cancellation	Rating 6.8 8,176 reviews	Search Lufthansa flights
Austrian Airlines	PriceFrom $809	Free Cancellation	Rating 7.6 949 reviews	Search Austrian Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from District of Columbia to Bulgaria?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from District of Columbia to Bulgaria for you.

Can I find flights from District of Columbia to Bulgaria with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for District of Columbia to Bulgaria flights to just show those with flexible booking policies.

How can momondo help me find flights from District of Columbia to Bulgaria?

Once all potential District of Columbia to Bulgaria flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from District of Columbia to Bulgaria right now. Can momondo alert me if prices change?

If you are not ready to book a flight from District of Columbia to Bulgaria now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Bulgaria and let you know when they change.

An easier way to manage your Bulgaria 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.

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Find better results for your trip to Bulgaria

Popular cities

Other flights from District of Columbia

Other flights to Bulgaria

Airlines

Cabin classes

Complete your trip

Feeling lucky

Popular cities in Bulgaria

Flights to Sofiafrom $583

Flights to Varnafrom $689

Flights to Burgasfrom $819

Flights to Plovdivfrom $1,251

Cheap flights from District of Columbia to Bulgaria from $290

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from District of Columbia to Bulgaria departing on 10/20. 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 District of Columbia to Bulgaria

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

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Air Canada flights from District of Columbia to Bulgaria

Our best Air Canada deals on District of Columbia to Bulgaria flight tickets

Turkish Airlines flights from District of Columbia to Bulgaria

Our best Turkish Airlines deals on District of Columbia to Bulgaria flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from District of Columbia to Bulgaria that are best for you.

See travel insights to Bulgaria from

How to get the cheapest flight ticket from District of Columbia to Bulgaria

What is the cheapest month to fly to Bulgaria?

How far in advance should I book a flight from District of Columbia to Bulgaria?

Can stopping save me money on District of Columbia to Bulgaria flights?

What is the cheapest airline that flies from District of Columbia to Bulgaria?

What airlines fly to Bulgaria?

Cheap District of Columbia to Bulgaria flight deals and tips

Fastest flight time

Direct flights

Frequently asked questions about flying from District of Columbia to Bulgaria

Best airlines flying from District of Columbia to Bulgaria

Compare and see reviews for airlines that fly from District of Columbia to Bulgaria with momondo

Why use momondo?

An easier way to manage your Bulgaria 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 Bulgaria

Popular cities in Bulgaria

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

District of Columbia flight routes

According to popular flight searches on momondo this year

Bulgaria flight routes

According to popular flight searches on momondo this year

Fly your favorite airline to Bulgaria

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

Cabin classes currently available on flights to Bulgaria

List of cabin classes available on flights landing in Bulgaria. Availability may vary depending on flight origin and airline.

Complete your trip to Bulgaria

Explore popular destinations other users love

According to popular flight searches on momondo this year