Cheap flights from Washington, D.C. Reagan-National Airport to Sofia from $516

This is the cheapest round-trip 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 10/29. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Washington, D.C. Reagan-National Airport to Sofia

Cheap round-trip flights

Air Canada Logo
6:50 pm - 6:00 pmDCA-SOF
17h 10m2 stops
Air Canada Logo
6:10 am - 7:45 pmSOF-DCA
20h 35m2 stops
$516Air Canada
Find Deal
Wed, Oct 29 - Wed, Nov 5
Air Canada Logo
11:05 am - 6:20 pmDCA-SOF
24h 15m2 stops
Air Canada Logo
6:10 am - 3:31 pmSOF-DCA
16h 21m2 stops
$551Air Canada
Find Deal
Wed, Nov 5 - Wed, Nov 19
United Airlines Logo
6:00 pm - 6:00 pmDCA-SOF
18h 00m2 stops
United Airlines Logo
2:20 pm - 9:56 pmSOF-DCA
37h 36m2 stops
$630United Airlines
Find Deal
Thu, Mar 12 - Mon, Mar 16
United Airlines Logo
4:00 pm - 6:00 pmDCA-SOF
20h 00m2 stops
United Airlines Logo
2:20 pm - 4:52 pmSOF-DCA
32h 32m2 stops
$640United Airlines
Find Deal
Thu, Mar 12 - Mon, Mar 16
British Airways Logo
7:05 pm - 4:20 pmDCA-SOF
14h 15m2 stops
British Airways Logo
2:30 pm - 9:28 amSOF-DCA
25h 58m2 stops
$653British Airways
Find Deal
Sun, Feb 15 - Sun, Mar 1
 Logo
6:00 am - 7:40 pmDCA-SOF
30h 40m2 stops
 Logo
6:45 pm - 10:34 pmSOF-DCA
34h 49m3 stops
Mon, Oct 13 - Mon, Oct 20
 Logo
11:05 am - 6:20 pmDCA-SOF
24h 15m2 stops
 Logo
7:55 am - 9:56 pmSOF-DCA
21h 01m2 stops
Sat, Feb 14 - Sat, Feb 28
British Airways Logo
8:59 pm - 11:15 amDCA-SOF
55h 16m2 stops
British Airways Logo
9:00 pm - 4:26 pmSOF-DCA
26h 26m2 stops
$676British Airways
Find Deal
Wed, Feb 11 - Wed, Feb 25
American Airlines Logo
10:20 pm - 1:30 pmDCA-SOF
32h 10m2 stops
American Airlines Logo
9:10 pm - 3:59 pmSOF-DCA
25h 49m2 stops
$927American Airlines
Find Deal
Wed, Oct 8 - Sun, Oct 12
American Airlines Logo
2:55 pm - 1:30 pmDCA-SOF
39h 35m2 stops
American Airlines Logo
5:25 pm - 7:44 amSOF-DCA
45h 19m2 stops
$3,644American Airlines
Find Deal
Wed, Oct 22 - Mon, Nov 3

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
Feb 15
DCA7:05 pmWashington, D.C. Reagan-National
14h 15m
2 stops
SOF4:20 pmSofia
Mar 1
SOF2:30 pmSofia
25h 58m
2 stops
DCA9:28 amWashington, D.C. Reagan-National
British Airways
Feb 11
DCA8:59 pmWashington, D.C. Reagan-National
55h 16m
2 stops
SOF11:15 amSofia
Feb 25
SOF9:00 pmSofia
26h 26m
2 stops
DCA4:26 pmWashington, D.C. Reagan-National
British Airways
Oct 15
DCA8:38 pmWashington, D.C. Reagan-National
33h 52m
2 stops
SOF1:30 pmSofia
Oct 29
SOF9:00 pmSofia
28h 14m
2 stops
DCA7:14 pmWashington, D.C. Reagan-National

American Airlines flights from Washington, D.C. Reagan-National Airport to Sofia

Our best American Airlines deals on Washington, D.C. Reagan-National Airport to Sofia flight tickets
American Airlines
Oct 8
DCA10:20 pmWashington, D.C. Reagan-National
32h 10m
2 stops
SOF1:30 pmSofia
Oct 12
SOF9:10 pmSofia
25h 49m
2 stops
DCA3:59 pmWashington, D.C. Reagan-National
American Airlines
Oct 22
DCA2:55 pmWashington, D.C. Reagan-National
39h 35m
2 stops
SOF1:30 pmSofia
Nov 3
SOF5:25 pmSofia
45h 19m
2 stops
DCA7:44 amWashington, D.C. Reagan-National
American Airlines
Oct 18
DCA5:30 pmWashington, D.C. Reagan-National
19h 50m
2 stops
SOF8:20 pmSofia
Nov 2
SOF2:30 pmSofia
35h 29m
2 stops
DCA6:59 pmWashington, D.C. Reagan-National

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 September 15, 2025.
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

Washington, D.C.Sofia

DCA - SOF

DCASOF

Washington, D.C. Reagan-National

Wed 10/29

6:50 pm-6:00 pm

2 stops17h 10m

Sofia

Wed 11/5

6:10 am-7:45 pm

2 stops20h 35m

$516

Washington, D.C.Sofia

DCA - SOF

DCASOF

Washington, D.C. Reagan-National

Wed 11/5

11:05 am-6:20 pm

2 stops24h 15m

Sofia

Wed 11/19

6:10 am-3:31 pm

2 stops16h 21m

$551

Washington, D.C.Sofia

DCA - SOF

DCASOF

Washington, D.C. Reagan-National

Thu 3/12

6:00 pm-6:00 pm

2 stops18h 00m

Sofia

Mon 3/16

2:20 pm-9:56 pm

2 stops37h 36m

$630

Washington, D.C.Sofia

DCA - SOF

DCASOF

Washington, D.C. Reagan-National

Thu 3/12

4:00 pm-6:00 pm

2 stops20h 00m

Sofia

Mon 3/16

2:20 pm-4:52 pm

2 stops32h 32m

$640

Washington, D.C.Sofia

DCA - SOF

DCASOF

Washington, D.C. Reagan-National

Sun 2/15

7:05 pm-4:20 pm

2 stops14h 15m

Sofia

Sun 3/1

2:30 pm-9:28 am

2 stops25h 58m

$653

Washington, D.C.Sofia

DCA - SOF

DCASOF

Washington, D.C. Reagan-National

Mon 10/13

6:00 am-7:40 pm

2 stops30h 40m

Sofia

Mon 10/20

6:45 pm-10:34 pm

3 stops34h 49m

$661

Washington, D.C.Sofia

DCA - SOF

DCASOF

Washington, D.C. Reagan-National

Sat 2/14

11:05 am-6:20 pm

2 stops24h 15m

Sofia

Sat 2/28

7:55 am-9:56 pm

2 stops21h 01m

$663

Washington, D.C.Sofia

DCA - SOF

DCASOF

Washington, D.C. Reagan-National

Wed 2/11

8:59 pm-11:15 am

2 stops55h 16m

Sofia

Wed 2/25

9:00 pm-4:26 pm

2 stops26h 26m

$676

Washington, D.C.Sofia

DCA - SOF

DCASOF

Washington, D.C. Reagan-National

Wed 10/8

10:20 pm-1:30 pm

2 stops32h 10m

Sofia

Sun 10/12

9:10 pm-3:59 pm

2 stops25h 49m

$927

Washington, D.C.Sofia

DCA - SOF

DCASOF

Washington, D.C. Reagan-National

Wed 10/22

2:55 pm-1:30 pm

2 stops39h 35m

Sofia

Mon 11/3

5:25 pm-7:44 am

2 stops45h 19m

$3,644

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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 day to depart on your flight to Sofia?

According to our data, Wednesday is the cheapest day to fly to Sofia from Washington, D.C. Reagan-National Airport. The lowest ticket price found for a Wednesday departure recently was $876. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Flights from Washington, D.C. Reagan-National Airport to Sofia on a Saturday will generally be more expensive and average around $1,037. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Sofia?

At noon is the cheapest time of day to fly from Washington, D.C. Reagan-National Airport to Sofia when you can find flight prices for as low as $623. Flying to Sofia at noon is an ideal time because this is during off-peak travel hours. In the afternoon is when there is more demand to fly to Sofia, so prices are often more expensive at around $1,053 per ticket.

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

Direct flights

None
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.
  • 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 14h 05m.

  • 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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Wed 10/15
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