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Find cheap flights from District of Columbia to Bulgaria from $373

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 7/23. 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
Fri 6/21
Fri 6/28

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In the last 7 days travelers have searched 43,423,329 times on KAYAK, and here is why:

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Good to know

Low season

January

High season

July

Cheapest flight

$373
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

9/23Mon
1 stopTurkish Airlines
20h 40mIAD-SOF
10/1Tue
1 stopTurkish Airlines
35h 10mSOF-IAD
$619
11/18Mon
2 stops
25h 55mIAD-SOF
12/2Mon
2 stops
28h 25mSOF-IAD
$641
11/18Mon
2 stopsAmerican Airlines
25h 09mIAD-SOF
12/2Mon
1 stopAmerican Airlines
33h 35mSOF-IAD
$653
11/18Mon
2 stopsBritish Airways
15h 49mIAD-SOF
12/2Mon
2 stopsBritish Airways
29h 33mSOF-IAD
$661
11/18Mon
2 stopsBritish Airways
17h 52mDCA-SOF
12/2Mon
2 stopsBritish Airways
29h 55mSOF-DCA
$663
10/18Fri
2 stopsUnited Airlines
17h 15mIAD-SOF
11/1Fri
1 stopUnited Airlines
16h 25mSOF-IAD
$678
11/17Sun
1 stopLufthansa
17h 25mIAD-SOF
12/1Sun
1 stopLufthansa
32h 10mSOF-IAD
$679
10/19Sat
2 stopsUnited Airlines
17h 15mIAD-SOF
11/2Sat
2 stopsUnited Airlines
21h 02mSOF-IAD
$695
9/16Mon
2 stopsLufthansa
33h 55mIAD-VAR
10/12Sat
2 stopsLufthansa
34h 25mVAR-IAD
$1,038
6/8Sat
2 stopsAmerican Airlines
41h 10mDCA-SOF
6/21Fri
2 stopsAmerican Airlines
15h 34mSOF-DCA
$1,180

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Recent one-way flight deals

7/23Tue
2 stops
17h 20mIAD-SOF
$373
7/23Tue
3 stops
33h 20mIAD-SOF
$399
10/17Thu
1 stopTurkish Airlines
27h 40mIAD-SOF
$542
6/15Sat
3 stops
37h 55mIAD-SOF
$584
10/17Thu
2 stopsTAP AIR PORTUGAL
22h 50mIAD-SOF
$601
10/17Thu
2 stopsAir Canada
19h 20mDCA-SOF
$659
7/23Tue
1 stopITA Airways
17h 40mIAD-SOF
$797
7/23Tue
2 stopsITA Airways
17h 04mDCA-SOF
$811
5/31Fri
2 stopsTAP AIR PORTUGAL
34h 25mIAD-SOF
$817
6/20Thu
1 stopTurkish Airlines
15h 30mIAD-SOF
$944

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Search by price

Last minute flights from District of Columbia to Bulgaria

Last minute flight, train and bus deals

5/23Thu
multi-stop
25h 00mIAD-SOF
5/27Mon
multi-stop
26h 50mSOF-IAD
$1,200
5/23Thu
multi-stop
33h 40mIAD-SOF
5/27Mon
multi-stop
26h 50mSOF-IAD
$1,228
5/23Thu
multi-stopTurkish Airlines
20h 40mIAD-SOF
5/27Mon
multi-stopTurkish Airlines
35h 10mSOF-IAD
$1,238
5/24Fri
multi-stop
28h 20mIAD-SOF
5/28Tue
multi-stop
29h 05mSOF-IAD
$1,246
5/24Fri
multi-stop
28h 20mIAD-SOF
5/28Tue
multi-stop
29h 05mSOF-IAD
$1,267
5/24Fri
multi-stop
28h 20mIAD-SOF
5/28Tue
multi-stop
33h 45mSOF-IAD
$1,357
5/23Thu
multi-stop
15h 15mIAD-SOF
5/27Mon
multi-stop
26h 50mSOF-IAD
$1,366
5/24Fri
multi-stopTurkish Airlines
15h 30mIAD-SOF
5/28Tue
multi-stopTurkish Airlines
17h 35mSOF-IAD
$1,637
5/23Thu
multi-stopAir Canada
24h 05mDCA-SOF
5/27Mon
multi-stopAir Canada
40h 37mSOF-DCA
$2,036
5/23Thu
multi-stopBritish Airways
17h 54mDCA-SOF
5/27Mon
multi-stopBritish Airways
27h 29mSOF-DCA
$3,023

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Flights to Bulgaria

Return flight deals:

Bulgaria - District of Columbia

Cabin classes: