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Cheap flights from Washington, D.C. Reagan-National Airport to Sofia from $303

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. Reagan-National Airport to Sofia departing on 7/29. 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

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Find the cheapest flights from Washington, D.C. Reagan-National Airport to Sofia

Cheap round-trip flights

Enter your travel dates to find the best prices.
Air Canada Logo
4:20 pm - 6:40 pm
DCA
-
SOF
19h 20m
2 stops
Air Canada Logo
6:10 am - 9:50 pm
SOF
-
DCA
22h 40m
2 stops
$625Air Canada
Tue, Sep 8 - Tue, Sep 22
Air Canada Logo
11:00 am - 12:10 pm
DCA
-
SOF
18h 10m
2 stops
Air Canada Logo
6:10 am - 3:40 pm
SOF
-
DCA
16h 30m
2 stops
$630Air Canada
Tue, Sep 1 - Tue, Sep 22
British Airways Logo
7:24 pm - 8:30 pm
DCA
-
SOF
18h 06m
2 stops
British Airways Logo
8:10 pm - 8:16 pm
SOF
-
DCA
31h 06m
2 stops
$634British Airways
Tue, Aug 4 - Mon, Aug 24
Air Canada Logo
4:10 pm - 6:40 pm
DCA
-
SOF
19h 30m
2 stops
Air Canada Logo
6:20 am - 3:30 pm
SOF
-
DCA
16h 10m
2 stops
$654Air Canada
Wed, Apr 8 - Wed, Apr 22
British Airways Logo
7:17 pm - 8:30 pm
DCA
-
SOF
42h 13m
2 stops
British Airways Logo
8:10 pm - 11:17 pm
SOF
-
DCA
34h 07m
2 stops
$665British Airways
Mon, Aug 10 - Mon, Aug 24
Air Canada Logo
4:20 pm - 6:40 pm
DCA
-
SOF
19h 20m
2 stops
Air Canada Logo
6:10 am - 9:50 pm
SOF
-
DCA
22h 40m
2 stops
$675Air Canada
Tue, Sep 8 - Tue, Sep 22
Air Canada Logo
11:00 am - 12:10 pm
DCA
-
SOF
18h 10m
2 stops
Air Canada Logo
1:50 pm - 3:38 pm
SOF
-
DCA
32h 48m
2 stops
$679Air Canada
Tue, Jul 7 - Wed, Aug 26
Air Canada Logo
11:00 am - 12:10 pm
DCA
-
SOF
18h 10m
2 stops
Air Canada Logo
6:10 am - 3:40 pm
SOF
-
DCA
16h 30m
2 stops
$680Air Canada
Tue, Sep 1 - Tue, Sep 22
Air Canada Logo
6:00 am - 1:25 pm
DCA
-
SOF
24h 25m
2 stops
Air Canada Logo
6:20 am - 9:50 pm
SOF
-
DCA
22h 30m
2 stops
$687Air Canada
Wed, Sep 9 - Wed, Sep 23
Multiple Airlines Logo
6:30 am - 3:35 pm
DCA
-
SOF
26h 05m
2 stops
Multiple Airlines Logo
5:00 am - 10:56 pm
SOF
-
DCA
24h 56m
2 stops
$689Multiple Airlines
Thu, Sep 3 - Fri, Sep 25

Air Canada flights from Washington, D.C. Reagan-National Airport to Sofia

Our best Air Canada deals on Washington, D.C. Reagan-National Airport to Sofia flight tickets
Air Canada
Sep 8
DCA4:20 pmWashington, D.C. Reagan-National
19h 20m
2 stops
SOF6:40 pmSofia
Sep 22
SOF6:10 amSofia
22h 40m
2 stops
DCA9:50 pmWashington, D.C. Reagan-National
$625
Air Canada
Sep 1
DCA11:00 amWashington, D.C. Reagan-National
18h 10m
2 stops
SOF12:10 pmSofia
Sep 22
SOF6:10 amSofia
16h 30m
2 stops
DCA3:40 pmWashington, D.C. Reagan-National
$630
Air Canada
Apr 8
DCA4:10 pmWashington, D.C. Reagan-National
19h 30m
2 stops
SOF6:40 pmSofia
Apr 22
SOF6:20 amSofia
16h 10m
2 stops
DCA3:30 pmWashington, D.C. Reagan-National
$654

British Airways flights from Washington, D.C. Reagan-National Airport to Sofia

Our best British Airways deals on Washington, D.C. Reagan-National Airport to Sofia flight tickets
British Airways
Aug 4
DCA7:24 pmWashington, D.C. Reagan-National
18h 06m
2 stops
SOF8:30 pmSofia
Aug 24
SOF8:10 pmSofia
31h 06m
2 stops
DCA8:16 pmWashington, D.C. Reagan-National
$634
British Airways
Aug 10
DCA7:17 pmWashington, D.C. Reagan-National
42h 13m
2 stops
SOF8:30 pmSofia
Aug 24
SOF8:10 pmSofia
34h 07m
2 stops
DCA11:17 pmWashington, D.C. Reagan-National
$665
British Airways
Aug 9
DCA5:30 pmWashington, D.C. Reagan-National
18h 50m
2 stops
SOF7:20 pmSofia
Aug 23
SOF9:05 pmSofia
33h 12m
2 stops
DCA11:17 pmWashington, D.C. Reagan-National
$715

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. Reagan-National Airport to Sofia 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 March 13, 2026.
Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Sofia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Sofia

DCA - SOF

DCASOF

Washington, D.C. Reagan-National

Tue 9/8

4:20 pm-6:40 pm

2 stops19h 20m

Sofia

Tue 9/22

6:10 am-9:50 pm

2 stops22h 40m

$625
Quickest round-trip

Washington, D.C.Sofia

DCA - SOF

DCASOF

Washington, D.C. Reagan-National

Tue 9/1

11:00 am-12:10 pm

2 stops18h 10m

Sofia

Tue 9/22

6:10 am-3:40 pm

2 stops16h 30m

$630

Washington, D.C.Sofia

DCA - SOF

DCASOF

Washington, D.C. Reagan-National

Tue 8/4

7:24 pm-8:30 pm

2 stops18h 06m

Sofia

Mon 8/24

8:10 pm-8:16 pm

2 stops31h 06m

$634

Washington, D.C.Sofia

DCA - SOF

DCASOF

Washington, D.C. Reagan-National

Wed 4/8

4:10 pm-6:40 pm

2 stops19h 30m

Sofia

Wed 4/22

6:20 am-3:30 pm

2 stops16h 10m

$654

Washington, D.C.Sofia

DCA - SOF

DCASOF

Washington, D.C. Reagan-National

Mon 8/10

7:17 pm-8:30 pm

2 stops42h 13m

Sofia

Mon 8/24

8:10 pm-11:17 pm

2 stops34h 07m

$665

Washington, D.C.Sofia

DCA - SOF

DCASOF

Washington, D.C. Reagan-National

Tue 9/8

4:20 pm-6:40 pm

2 stops19h 20m

Sofia

Tue 9/22

6:10 am-9:50 pm

2 stops22h 40m

$675

Washington, D.C.Sofia

DCA - SOF

DCASOF

Washington, D.C. Reagan-National

Tue 7/7

11:00 am-12:10 pm

2 stops18h 10m

Sofia

Wed 8/26

1:50 pm-3:38 pm

2 stops32h 48m

$679

Washington, D.C.Sofia

DCA - SOF

DCASOF

Washington, D.C. Reagan-National

Tue 9/1

11:00 am-12:10 pm

2 stops18h 10m

Sofia

Tue 9/22

6:10 am-3:40 pm

2 stops16h 30m

$680

Washington, D.C.Sofia

DCA - SOF

DCASOF

Washington, D.C. Reagan-National

Wed 9/9

6:00 am-1:25 pm

2 stops24h 25m

Sofia

Wed 9/23

6:20 am-9:50 pm

2 stops22h 30m

$687

Washington, D.C.Sofia

DCA - SOF

DCASOF

Washington, D.C. Reagan-National

Thu 9/3

6:30 am-3:35 pm

2 stops26h 05m

Sofia

Fri 9/25

5:00 am-10:56 pm

2 stops24h 56m

$689

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 Sofia from

How to get the cheapest flight ticket from Washington, D.C. Reagan-National Airport to Sofia

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 airline that flies from Washington, D.C. Reagan-National to Sofia?

Air Canada, United Airlines, and British Airways are the most popular carriers operating from Washington, D.C. Reagan-National to Sofia

When to book flights from Washington, D.C. Reagan-National Airport to Sofia

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

Cheap Washington, D.C. Reagan-National Airport to Sofia (DCA to SOF) flight deals and tips

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

Fastest flight time

19h 20m

Direct flights

None
The fastest flight from Washington, D.C. Reagan-National Airport to Sofia takes 19h 20m
There are no direct flights from Washington, D.C. Reagan-National Airport to Sofia. There are no popular flight routes from Washington, D.C. Reagan-National Airport to Sofia.
Search flight deals

  • How far is Washington, D.C. Reagan-National to Sofia by plane?

    The distance between Washington, D.C. Reagan-National and Sofia is about 4915.2 mi. A reasonable flight in good conditions will take 19h 20m.

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

    Prices for flights from Washington, D.C. Reagan-National Airport to Sofia Airport were last updated today.

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Washington, D.C. Reagan-National Airport to Sofia Airport.

  • What documentation or ID do you need to fly to Sofia Airport?

    The required travel and health documents for your Sofia Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Sofia Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Traveling to a place near Sofia?

Book flights to Sofia if you plan to visit one of these locations
Bansko
Borovets
Velingrad
Sandanski

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Washington, D.C. to Sofia. momondo saves you time and could save you money on your trip.

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

Yes. momondo allows you to filter the results for Washington, D.C. to Sofia flights to just show those with flexible booking policies.

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

momondo helps you find the best flight between Washington, D.C. and Sofia by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Of course. momondo tracks the price of Washington, D.C. to Sofia 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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Cabin classes currently available on flights to Sofia

List of cabin classes available on flights landing in Sofia. Availability may vary depending on flight origin and airline.
First Class to Sofia
Business Class to Sofia