Find Deals on Flights from Bulgaria to Philadelphia

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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Book cheap flights from Bulgaria to Philadelphia

(Round-trip)
Depart: Mon Apr 3 2017 Return: Sun Apr 9 2017 Trip spans 7 days
KLM
KLM
SOF
3:10a
PHL
2:36a
23h 26m
2 stops
PHL
7:35a
SOF
2:55a
19h 20m
2 stops
Depart: Wed Mar 29 2017 Return: Sun Apr 9 2017 Trip spans 12 days
Lufthansa
Lufthansa
SOF
2:05a
PHL
7:00p
16h 55m
2 stops
PHL
1:45p
SOF
11:05a
21h 20m
1 stop
Depart: Sat Apr 1 2017 Return: Wed Apr 5 2017 Trip spans 5 days
Major Airline
Major Airline
SOF
2:00a
PHL
9:46p
19h 46m
2 stops
PHL
11:35a
SOF
5:45a
18h 10m
2 stops
Depart: Mon Apr 24 2017 Return: Thu Apr 27 2017 Trip spans 4 days
Qatar Airways
Qatar Airways
SOF
9:25a
PHL
11:40a
26h 15m
1 stop
PHL
6:40a
SOF
8:30a
25h 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,
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Airports
Origin

Sofia
$584
Destination

Philadelphia
$584