Find Deals on Flights from Sofia to Philadelphia (SOF - PHL)

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 Sofia 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: Sun Mar 26 2017 Return: Sun Apr 2 2017 Trip spans 8 days
Lufthansa
Lufthansa
SOF
8:55a
PHL
7:00p
34h 05m
2 stops
PHL
1:45p
SOF
11:05a
21h 20m
1 stop
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
Depart: Thu May 18 2017 Return: Wed May 24 2017 Trip spans 7 days
Lufthansa
Lufthansa
SOF
2:30a
PHL
7:00p
16h 30m
1 stop
PHL
1:45p
SOF
2:10a
12h 25m
1 stop
Depart: Tue Jul 25 2017 Return: Mon Aug 7 2017 Trip spans 14 days
Lufthansa
Lufthansa
SOF
2:30a
PHL
7:00p
16h 30m
1 stop
PHL
1:45p
SOF
7:25a
17h 40m
2 stops
Depart: Thu Jul 27 2017 Return: Tue Aug 8 2017 Trip spans 13 days
Lufthansa
Lufthansa
SOF
2:30a
PHL
7:00p
16h 30m
1 stop
PHL
1:45p
SOF
7:30a
17h 45m
2 stops
Depart: Mon Jul 31 2017 Return: Wed Aug 9 2017 Trip spans 10 days
Lufthansa
Lufthansa
SOF
10:10a
PHL
7:00p
32h 50m
1 stop
PHL
1:45p
SOF
7:25a
17h 40m
2 stops
* 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