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Find cheap flights from Washington to Sofia from $492

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to Sofia departing on 6/9. 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
Wed 5/29
Wed 6/5

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In the last 7 days travelers have searched 43,983,279 times on KAYAK, and here is why:

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Good to know

Low season

January

High season

August

Cheapest flight

$492
Best time to beat the crowds with an average 26% drop in price.
Most popular time to fly with an average 2% increase in price.
Flight from Seattle to Sofia

FAQs for booking flights from Washington to Sofia

  • How does KAYAK find such low prices on flights from Washington to Sofia?

    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 Washington to Sofia.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Washington to Sofia?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Sofia from Washington 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 Washington to Sofia?

    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 Sofia with an airline and back to Washington with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Washington to Sofia?

    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 Sofia from Washington up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

See more FAQs

Prefer to fly non-stop from Washington to Sofia?

Find which airlines fly direct from Washington to Sofia, which days they fly and book direct flights.

Nonstop departures

Washington to Sofia

Monday

ANA, Aegean Airlines, Air Canada, +34 more

ANA, Aegean Airlines, +35 more

Tuesday

ANA, Aegean Airlines, Air Canada, +28 more

ANA, Aegean Airlines, +29 more

Wednesday

ANA, Aegean Airlines, Air Canada, +30 more

ANA, Aegean Airlines, +31 more

Thursday

ANA, Aegean Airlines, Air Canada, +30 more

ANA, Aegean Airlines, +31 more

Friday

ANA, Aegean Airlines, Air Canada, +36 more

ANA, Aegean Airlines, +37 more

Saturday

ANA, Aegean Airlines, Air Canada, +30 more

ANA, Aegean Airlines, +31 more

Sunday

ANA, Aegean Airlines, Air Canada, +28 more

ANA, Aegean Airlines, +29 more

See more direct flights

Nonstop returns

Sofia to Washington

Monday

ANA, Aegean Airlines, Air Canada, +34 more

ANA, Aegean Airlines, +35 more

Tuesday

ANA, Aegean Airlines, Air Canada, +28 more

ANA, Aegean Airlines, +29 more

Wednesday

ANA, Aegean Airlines, Air Canada, +30 more

ANA, Aegean Airlines, +31 more

Thursday

ANA, Aegean Airlines, Air Canada, +30 more

ANA, Aegean Airlines, +31 more

Friday

ANA, Aegean Airlines, Air Canada, +36 more

ANA, Aegean Airlines, +37 more

Saturday

ANA, Aegean Airlines, Air Canada, +30 more

ANA, Aegean Airlines, +31 more

Sunday

ANA, Aegean Airlines, Air Canada, +28 more

ANA, Aegean Airlines, +29 more

See more direct flights
See more direct flights

Book cheap flights from Washington to Sofia

Recent round-trip flight deals

8/11Sun
1 stopTurkish Airlines
34h 15mSEA-SOF
9/18Wed
1 stopTurkish Airlines
23h 20mSOF-SEA
$828
8/25Sun
1 stopLufthansa
18h 10mSEA-SOF
9/12Thu
2 stopsLufthansa
26h 20mSOF-SEA
$841
8/21Wed
2 stopsAir Canada
19h 35mSEA-SOF
9/13Fri
2 stopsAir Canada
26h 01mSOF-SEA
$847
8/25Sun
1 stopUnited Airlines
18h 10mSEA-SOF
9/13Fri
2 stopsUnited Airlines
22h 52mSOF-SEA
$852
8/19Mon
2 stopsUnited Airlines
21h 40mSEA-SOF
9/17Tue
2 stopsUnited Airlines
22h 42mSOF-SEA
$856
8/24Sat
2 stopsAir Canada
26h 10mSEA-SOF
9/12Thu
2 stopsAir Canada
26h 20mSOF-SEA
$862
9/6Fri
2 stopsBritish Airways
34h 15mSEA-SOF
9/24Tue
1 stopBritish Airways
24h 20mSOF-SEA
$888
8/23Fri
2 stopsSWISS
17h 05mSEA-SOF
9/11Wed
2 stopsSWISS
42h 12mSOF-SEA
$902
9/19Thu
2 stopsSWISS
33h 57mSEA-SOF
10/3Thu
2 stopsSWISS
17h 31mSOF-SEA
$997
8/29Thu
2 stopsBritish Airways
20h 54mSEA-SOF
9/9Mon
1 stopBritish Airways
25h 35mSOF-SEA
$1,014

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Recent one-way flight deals

6/9Sun
3 stops
42h 30mSEA-SOF
$492
6/25Tue
3 stops
43h 03mSEA-SOF
$496
6/25Tue
1 stop
14h 00mSEA-SOF
$589
6/9Sun
2 stops
33h 15mSEA-SOF
$616
6/25Tue
2 stops
19h 45mSEA-SOF
$660
6/9Sun
1 stopBritish Airways
19h 30mSEA-SOF
$967
6/8Sat
2 stopsAmerican Airlines
32h 50mSEA-SOF
$2,302

Search by stops

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Last minute flights from Washington to Sofia

Last minute flight, train and bus deals

5/1Wed
multi-stopTurkish Airlines
34h 15mSEA-SOF
5/13Mon
multi-stopTurkish Airlines
35h 00mSOF-SEA
$828
5/1Wed
multi-stopTurkish Airlines
34h 15mSEA-SOF
5/14Tue
multi-stopTurkish Airlines
35h 00mSOF-SEA
$837
5/2Thu
multi-stopTurkish Airlines
15h 40mSEA-SOF
5/13Mon
multi-stopTurkish Airlines
35h 00mSOF-SEA
$866
5/3Fri
multi-stop
27h 20mSEA-SOF
5/5Sun
multi-stop
26h 21mSOF-SEA
$1,140
5/3Fri
multi-stop
18h 55mSEA-SOF
5/5Sun
multi-stop
25h 17mSOF-SEA
$1,150
5/1Wed
multi-stopBritish Airways
20h 58mSEA-SOF
5/13Mon
multi-stopBritish Airways
34h 24mSOF-SEA
$1,853
5/1Wed
multi-stopAustrian Airlines
18h 25mSEA-SOF
5/14Tue
multi-stopAustrian Airlines
20h 45mSOF-SEA
$1,955
4/30Tue
multi-stopLufthansa
17h 50mSEA-SOF
5/12Sun
multi-stopLufthansa
19h 22mSOF-SEA
$1,995
5/1Wed
multi-stopBritish Airways
21h 00mSEA-SOF
5/12Sun
multi-stopBritish Airways
30h 14mSOF-SEA
$2,087
5/2Thu
multi-stopLufthansa
18h 24mSEA-SOF
5/13Mon
multi-stopLufthansa
19h 22mSOF-SEA
$2,176

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Flights to Sofia

Destination:

Sofia (SOF)Bulgaria

Return flight deals:

Sofia - Washington

Cabin classes:

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