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Cheap flights from Washington, D.C. Dulles Intl Airport to Bulgaria from $279

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. Dulles Intl Airport to Bulgaria departing on 7/28. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Washington, D.C. Dulles Intl Airport to Bulgaria

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
9:55 am - 12:10 pm
IAD
-
SOF
19h 15m
2 stops
Multiple Airlines Logo
7:05 pm - 8:05 pm
SOF
-
IAD
32h 00m
1 stop
$785Multiple Airlines
Tue, Aug 18 - Tue, Nov 10
Multiple Airlines Logo
8:30 pm - 11:05 pm
IAD
-
SOF
19h 35m
2 stops
Multiple Airlines Logo
5:20 pm - 8:35 pm
SOF
-
IAD
34h 15m
2 stops
$787Multiple Airlines
Tue, Aug 18 - Tue, Nov 10
Multiple Airlines Logo
9:55 am - 12:10 pm
IAD
-
SOF
19h 15m
2 stops
Multiple Airlines Logo
7:05 pm - 8:05 pm
SOF
-
IAD
32h 00m
1 stop
$788Multiple Airlines
Mon, Oct 19 - Mon, Nov 2
British Airways Logo
9:45 pm - 1:00 pm
IAD
-
SOF
32h 15m
1 stop
British Airways Logo
5:25 pm - 3:35 pm
SOF
-
IAD
29h 10m
1 stop
$790British Airways
Fri, Dec 4 - Mon, Dec 14
Lufthansa Logo
10:20 pm - 11:15 pm
IAD
-
SOF
17h 55m
1 stop
Lufthansa Logo
6:10 am - 7:25 pm
SOF
-
IAD
20h 15m
1 stop
$793Lufthansa
Tue, Aug 11 - Tue, Aug 25
Lufthansa Logo
10:20 pm - 6:40 pm
IAD
-
SOF
13h 20m
1 stop
Lufthansa Logo
7:25 pm - 7:25 pm
SOF
-
IAD
31h 00m
1 stop
$794Lufthansa
Mon, Aug 10 - Mon, Aug 24
Turkish Airlines Logo
1:20 pm - 9:30 pm
IAD
-
VAR
25h 10m
1 stop
Turkish Airlines Logo
10:20 pm - 11:35 am
VAR
-
IAD
20h 15m
1 stop
$794Turkish Airlines
Thu, Aug 13 - Fri, Aug 28
Turkish Airlines Logo
1:20 pm - 9:20 pm
IAD
-
VAR
25h 00m
1 stop
Turkish Airlines Logo
10:20 pm - 11:35 am
VAR
-
IAD
20h 15m
1 stop
$834Turkish Airlines
Fri, Aug 14 - Fri, Aug 28
Austrian Airlines Logo
5:25 pm - 12:45 pm
IAD
-
VAR
12h 20m
1 stop
Austrian Airlines Logo
4:00 pm - 2:35 pm
VAR
-
IAD
29h 35m
1 stop
$868Austrian Airlines
Sun, Aug 16 - Thu, Aug 27
Austrian Airlines Logo
5:25 pm - 3:15 pm
IAD
-
BOJ
14h 50m
1 stop
Austrian Airlines Logo
1:05 pm - 2:00 pm
BOJ
-
IAD
31h 55m
1 stop
$924Austrian Airlines
Wed, Aug 19 - Tue, Sep 1

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United Airlines flights from Washington, D.C. Dulles Intl Airport to Bulgaria

Our best United Airlines deals on Washington, D.C. Dulles Intl Airport to Bulgaria flight tickets
United Airlines
Jul 28
IAD10:20 pmWashington, D.C. Dulles Intl
13h 20m
1 stop
SOF6:40 pmSofia
Aug 19
SOF6:10 amSofia
16h 05m
2 stops
IAD3:15 pmWashington, D.C. Dulles Intl
$821
United Airlines
Aug 17
IAD5:30 pmWashington, D.C. Dulles Intl
11h 40m
1 stop
SOF12:10 pmSofia
Aug 25
SOF6:10 amSofia
16h 20m
2 stops
IAD3:30 pmWashington, D.C. Dulles Intl
$823
United Airlines
Aug 11
IAD8:35 amWashington, D.C. Dulles Intl
31h 40m
2 stops
SOF11:15 pmSofia
Aug 25
SOF6:10 amSofia
16h 05m
2 stops
IAD3:15 pmWashington, D.C. Dulles Intl
$825

Lufthansa flights from Washington, D.C. Dulles Intl Airport to Bulgaria

Our best Lufthansa deals on Washington, D.C. Dulles Intl Airport to Bulgaria flight tickets
Lufthansa
Aug 11
IAD10:20 pmWashington, D.C. Dulles Intl
17h 55m
1 stop
SOF11:15 pmSofia
Aug 25
SOF6:10 amSofia
20h 15m
1 stop
IAD7:25 pmWashington, D.C. Dulles Intl
$793
Lufthansa
Aug 10
IAD10:20 pmWashington, D.C. Dulles Intl
13h 20m
1 stop
SOF6:40 pmSofia
Aug 24
SOF7:25 pmSofia
31h 00m
1 stop
IAD7:25 pmWashington, D.C. Dulles Intl
$794
Lufthansa
Aug 2
IAD10:20 pmWashington, D.C. Dulles Intl
17h 55m
1 stop
SOF11:15 pmSofia
Aug 18
SOF6:40 pmSofia
28h 25m
1 stop
IAD4:05 pmWashington, D.C. Dulles Intl
$800

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. Dulles Intl Airport 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, momondo users made 832,500 searches. Data last updated June 19, 2026.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Bulgaria that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Sofia

IAD - SOF

IADSOF

Washington, D.C. Dulles Intl

Tue 8/18

9:55 am-12:10 pm

2 stops19h 15m

Sofia

Tue 11/10

7:05 pm-8:05 pm

1 stop32h 00m

$785

Washington, D.C.Sofia

IAD - SOF

IADSOF

Washington, D.C. Dulles Intl

Tue 8/18

8:30 pm-11:05 pm

2 stops19h 35m

Sofia

Tue 11/10

5:20 pm-8:35 pm

2 stops34h 15m

$787

Washington, D.C.Sofia

IAD - SOF

IADSOF

Washington, D.C. Dulles Intl

Mon 10/19

9:55 am-12:10 pm

2 stops19h 15m

Sofia

Mon 11/2

7:05 pm-8:05 pm

1 stop32h 00m

$788

Washington, D.C.Sofia

IAD - SOF

IADSOF

Washington, D.C. Dulles Intl

Fri 12/4

9:45 pm-1:00 pm

1 stop32h 15m

Sofia

Mon 12/14

5:25 pm-3:35 pm

1 stop29h 10m

$790
Quickest round-trip

Washington, D.C.Sofia

IAD - SOF

IADSOF

Washington, D.C. Dulles Intl

Tue 8/11

10:20 pm-11:15 pm

1 stop17h 55m

Sofia

Tue 8/25

6:10 am-7:25 pm

1 stop20h 15m

$793

Washington, D.C.Sofia

IAD - SOF

IADSOF

Washington, D.C. Dulles Intl

Mon 8/10

10:20 pm-6:40 pm

1 stop13h 20m

Sofia

Mon 8/24

7:25 pm-7:25 pm

1 stop31h 00m

$794

Washington, D.C.Varna

IAD - VAR

IADVAR

Washington, D.C. Dulles Intl

Thu 8/13

1:20 pm-9:30 pm

1 stop25h 10m

Varna

Fri 8/28

10:20 pm-11:35 am

1 stop20h 15m

$794

Washington, D.C.Varna

IAD - VAR

IADVAR

Washington, D.C. Dulles Intl

Fri 8/14

1:20 pm-9:20 pm

1 stop25h 00m

Varna

Fri 8/28

10:20 pm-11:35 am

1 stop20h 15m

$834

Washington, D.C.Varna

IAD - VAR

IADVAR

Washington, D.C. Dulles Intl

Sun 8/16

5:25 pm-12:45 pm

1 stop12h 20m

Varna

Thu 8/27

4:00 pm-2:35 pm

1 stop29h 35m

$868

Washington, D.C.Burgas

IAD - BOJ

IADBOJ

Washington, D.C. Dulles Intl

Wed 8/19

5:25 pm-3:15 pm

1 stop14h 50m

Bourgas

Tue 9/1

1:05 pm-2:00 pm

1 stop31h 55m

$924

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Bulgaria from

How to get the cheapest flight ticket from Washington, D.C. Dulles Intl Airport 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

What is the cheapest month to fly to Bulgaria?

If you aren’t able to travel to Bulgaria during the month of March, then flying in December is also cheap. Prices for this month can be found on momondo for an average of $494.

How far in advance should I book a flight from Washington, D.C. Dulles Intl Airport to Bulgaria?

You are more likely to see cheaper flights to Bulgaria from Washington, D.C. Dulles Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Bulgaria for around $807 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Bulgaria from Washington, D.C. Dulles Intl Airport for as low as $766 on momondo.

Can stopping save me money on Washington, D.C. Dulles Intl Airport to Bulgaria flights?

You could potentially save up to 63% on your flight if you consider stops on a Washington, D.C. Dulles Intl Airport to Bulgaria flight.

Cheap Washington, D.C. Dulles Intl Airport to Bulgaria flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. Dulles Intl Airport to Bulgaria

Fastest flight time

12h 20m

Direct flights

None
The fastest flight from Washington, D.C. Dulles Intl Airport to Bulgaria takes 12h 20m
There are no direct flights from Washington, D.C. Dulles Intl Airport to Bulgaria. There are no popular flight routes from Washington, D.C. Dulles Intl Airport to Bulgaria.
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Frequently asked questions about flying from Washington, D.C. Dulles Intl Airport to Bulgaria

  • When did momondo last update prices for flights from Washington, D.C. Dulles Intl Airport to Bulgaria?

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

  • How many operators does momondo search for flights from Washington, D.C. Dulles Intl Airport to Bulgaria?

  • How old do you have to be to fly from Washington, D.C. Dulles Intl Airport 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 Washington, D.C. Dulles Intl Airport 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 Washington, D.C. Dulles Intl Airport to Bulgaria

Compare and see reviews for airlines that fly from Washington, D.C. Dulles Intl Airport to Bulgaria with momondo
Airline
Rating
Free Cancellation
Price
Turkish AirlinesPriceFrom $522Free CancellationRating
7.4
4,409 reviews
Search Turkish Airlines flights
LufthansaPriceFrom $650Free CancellationRating
6.8
8,073 reviews
Search Lufthansa flights
United AirlinesPriceFrom $667Free CancellationRating
7.4
9,860 reviews
Search United Airlines flights
Austrian AirlinesPriceFrom $809Free CancellationRating
7.6
936 reviews
Search Austrian Airlines flights

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Washington, D.C. to Bulgaria. Millions of users trust and use momondo every year so you are in good hands.

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

All flight searches from Washington, D.C. to Bulgaria on momondo can be filtered to show those which offer flexible booking policies.

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

Once you have performed a search for Washington, D.C. to Bulgaria flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Yes. momondo can track prices for Washington, D.C. to Bulgaria flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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