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Find cheap flights from District of Columbia to Bulgaria from $443

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from District of Columbia to Bulgaria departing on 7/27. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
0 bags
Sat 6/15
Sat 6/22

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In the last 7 days travelers have searched 42,211,976 times on KAYAK, and here is why:

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Good to know

Low season

January

High season

July

Cheapest flight

$443
Best time to beat the crowds with an average 29% drop in price.
Most popular time to fly with an average 19% increase in price.
Flight from Washington Dulles Airport to Sofia

FAQs for booking flights from District of Columbia to Bulgaria

  • How does KAYAK find such low prices on flights from District of Columbia to Bulgaria?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from District of Columbia to Bulgaria.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from District of Columbia to Bulgaria?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Bulgaria from District of Columbia is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from District of Columbia to Bulgaria?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Bulgaria with an airline and back to District of Columbia with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from District of Columbia to Bulgaria?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Bulgaria from District of Columbia up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

See more FAQs

Book cheap flights from District of Columbia to Bulgaria

Recent round-trip flight deals

11/5Tue
2 stops
24h 25mIAD-SOF
11/12Tue
2 stops
28h 25mSOF-IAD
$627
11/5Tue
1 stopAmerican Airlines
15h 45mIAD-SOF
11/12Tue
1 stopAmerican Airlines
30h 55mSOF-IAD
$649
11/5Tue
2 stopsAmerican Airlines
16h 14mIAD-SOF
11/12Tue
1 stopAmerican Airlines
26h 35mSOF-IAD
$652
10/13Sun
1 stopBritish Airways
13h 20mIAD-SOF
11/2Sat
1 stopBritish Airways
26h 40mSOF-IAD
$657
10/14Mon
1 stopTurkish Airlines
15h 15mIAD-SOF
10/30Wed
1 stopTurkish Airlines
20h 20mSOF-IAD
$658
11/11Mon
2 stopsBritish Airways
16h 21mDCA-SOF
11/25Mon
2 stopsBritish Airways
29h 55mSOF-DCA
$660
11/5Tue
2 stopsBritish Airways
14h 16mDCA-SOF
11/12Tue
2 stopsBritish Airways
27h 15mSOF-DCA
$662
10/13Sun
1 stopTurkish Airlines
15h 15mIAD-SOF
10/31Thu
1 stopTurkish Airlines
16h 30mSOF-IAD
$663
10/15Tue
1 stopSWISS
30h 25mIAD-SOF
10/31Thu
1 stopSWISS
31h 25mSOF-IAD
$668
10/15Tue
1 stopSWISS
30h 25mIAD-SOF
11/2Sat
1 stopSWISS
12h 30mSOF-IAD
$676

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Recent one-way flight deals

7/27Sat
3 stops
20h 40mIAD-SOF
$443
7/27Sat
2 stops
21h 50mIAD-SOF
$461
10/17Thu
1 stopTurkish Airlines
32h 50mIAD-SOF
$552
10/17Thu
2 stopsTAP AIR PORTUGAL
17h 50mIAD-SOF
$601
10/17Thu
2 stopsAir Canada
19h 20mDCA-SOF
$658
7/27Sat
1 stopITA Airways
17h 40mIAD-SOF
$663
7/27Sat
2 stopsITA Airways
17h 04mDCA-SOF
$677
6/19Wed
2 stopsITA Airways
28h 05mDCA-SOF
$1,298
6/19Wed
2 stopsITA Airways
21h 02mIAD-SOF
$1,329
6/19Wed
3 stops
39h 20mIAD-SOF
$1,370

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Search by price

Last minute flights from District of Columbia to Bulgaria

Last minute flight, train and bus deals

5/21Tue
multi-stopTurkish Airlines
15h 15mIAD-SOF
5/31Fri
multi-stopTurkish Airlines
30h 00mSOF-IAD
$1,134
5/21Tue
multi-stop
22h 25mIAD-SOF
5/31Fri
multi-stop
30h 00mSOF-IAD
$1,241
5/21Tue
multi-stop
18h 54mIAD-SOF
5/31Fri
multi-stop
30h 00mSOF-IAD
$1,262
5/21Tue
multi-stop
22h 25mIAD-SOF
5/31Fri
multi-stop
21h 10mSOF-IAD
$1,335
5/21Tue
multi-stop
18h 54mIAD-SOF
5/31Fri
multi-stop
13h 30mSOF-IAD
$1,440

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Flights to Bulgaria

Return flight deals:

Bulgaria - District of Columbia

Cabin classes: