Find Cheap Flights to Bulgaria

Depart
Return
1 adult
Adults
18-64
Seniors
65+
Youths
12-17
Children
2-11
Seat Infants
under 2
Lap Infants
under 2
The price shown for each flight will be the average for all passengers including any infants.
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Dates flexible? Here are the best fares found in the past 48 hours...

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(Round-trip)
Depart: Wed Mar 15 2017 Return: Wed Apr 12 2017 Trip spans 29 days
Lufthansa
Lufthansa
CLT
SOF
20h 20m
1 stop
SOF
CLT
17h 15m
1 stop
Depart: Mon Feb 27 2017 Return: Thu Apr 13 2017 Trip spans 45 days
United
United
DFW
SOF
34h 45m
2 stops
SOF
DFW
20h 35m
2 stops
Depart: Sun Apr 2 2017 Return: Tue Apr 11 2017 Trip spans 10 days
British Airways
British Airways
IAD
SOF
12h 25m
1 stop
SOF
IAD
12h 50m
1 stop
Depart: Thu Apr 13 2017 Return: Mon Apr 17 2017 Trip spans 5 days
Turkish Airlines
Turkish Airlines
ORD
SOF
15h 05m
1 stop
SOF
ORD
27h 55m
1 stop
Depart: Sat Feb 25 2017 Return: Fri Mar 10 2017 Trip spans 14 days
Major Airline
Major Airline
PHX
SOF
40h 00m
2 stops
SOF
PHX
21h 00m
2 stops
Depart: Tue Feb 28 2017 Return: Sat Apr 15 2017 Trip spans 46 days
KLM
KLM
DAL
SOF
17h 11m
2 stops
SOF
DAL
23h 22m
2 stops
Depart: Thu Jun 1 2017 Return: Sat Jun 10 2017 Trip spans 10 days
Air Canada
Air Canada
ORD
SOF
19h 10m
2 stops
SOF
ORD
22h 51m
2 stops
Depart: Mon May 8 2017 Return: Sat May 13 2017 Trip spans 6 days
Austrian Airlines
Austrian Airlines
ORD
VAR
12h 40m
1 stop
VAR
ORD
32h 25m
1 stop
Depart: Fri Jul 28 2017 Return: Sun Aug 13 2017 Trip spans 17 days
Air Serbia
Air Serbia
JFK
SOF
13h 00m
1 stop
SOF
JFK
27h 00m
1 stop
Depart: Fri Aug 11 2017 Return: Fri Aug 25 2017 Trip spans 15 days
LOT Polish Airlines
LOT Polish Airlines
LAX
SOF
30h 20m
1 stop
SOF
LAX
30h 45m
1 stop
Depart: Thu Jul 13 2017 Return: Wed Aug 2 2017 Trip spans 21 days
Aeroflot
Aeroflot
IAD
SOF
24h 15m
1 stop
SOF
IAD
31h 20m
1 stop
Depart: Sun May 14 2017 Return: Sun May 21 2017 Trip spans 8 days
Condor
Condor
BWI
SOF
17h 30m
1 stop
SOF
BWI
19h 35m
1 stop
Depart: Wed Apr 26 2017 Return: Tue May 2 2017 Trip spans 7 days
Air France
Air France
DCA
SOF
15h 25m
2 stops
SOF
DCA
16h 21m
2 stops
Depart: Tue Mar 28 2017 Return: Thu Apr 6 2017 Trip spans 10 days
Qatar Airways
Qatar Airways
HPN
SOF
36h 26m
2 stops
SOF
HPN
39h 18m
2 stops
Depart: Wed Apr 5 2017 Return: Thu Apr 20 2017 Trip spans 16 days
Lufthansa
Lufthansa
CLT
SOF
16h 55m
1 stop
SOF
CLT
17h 15m
1 stop
Depart: Mon Apr 3 2017 Return: Tue Apr 11 2017 Trip spans 9 days
British Airways
British Airways
BWI
SOF
33h 00m
1 stop
SOF
BWI
35h 05m
1 stop
Depart: Thu Mar 2 2017 Return: Wed Mar 22 2017 Trip spans 20 days
United
United
PHX
SOF
18h 19m
2 stops
SOF
PHX
24h 46m
2 stops
Depart: Wed Feb 22 2017 Return: Wed Mar 22 2017 Trip spans 28 days
Turkish Airlines
Turkish Airlines
ORD
VAR
33h 20m
1 stop
VAR
ORD
34h 30m
2 stops
Depart: Wed Apr 5 2017 Return: Wed Apr 26 2017 Trip spans 22 days
Lufthansa
Lufthansa
SJC
SOF
21h 00m
1 stop
SOF
SJC
24h 44m
2 stops
Depart: Wed Feb 22 2017 Return: Sun Mar 5 2017 Trip spans 12 days
Major Airline
Major Airline
ORD
SOF
12h 35m
1 stop
SOF
ORD
13h 50m
1 stop
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

We attempt to get accurate prices, however, prices are not guaranteed.

Here's why:

We’re not the seller.
At KAYAK we don’t set the prices, so it’s not possible for us to guarantee what other companies are selling.

We compile tonnes of data for you
Our service lets you quickly and easily compare results from hundreds of travel sites at once. In this sense, KAYAK is a search engine and we can't guarantee prices we find.

Why aren’t prices accurate 100% of the time?
Prices on airline seats, hotel rooms and car rentals can change frequently. Several people may also be trying to buy the same travel option simultaneously. As a result, you may find, on occasion, that certain prices are no longer available.

If you have more questions or if you have a bad price to report to us,
please send us an email and someone from our team will get back to you promptly.

^ The fares displayed in KAYAK ads found on other sites include all taxes and fees for economy class travel and were found by KAYAK users in the last 72 hours. Seats are limited and may not be available on all flights and days. Fares are subject to change and may not be available on all flights or dates of travel. Some carriers charge additional fees for extra checked bags. Please check the carriers' sites.
Airports
Origin

New York
$769
Charlotte
$486
Baltimore
$503
Chicago
$513
Phoenix
$507
Los Angeles
$773
White Plains
$936
Dallas
only $496
only $596
Washington
only $503
only $875
San Jose
$503
Destination

Varna
$529
Sofia
$486