Cheap flights from Philadelphia to San Diego for only $174 roundtrip with United Airlines.
Also works in reverse.
DEPART:
Philadelphia, USA
ARRIVE:
San Diego, USA
RETURN:
Philadelphia, USA
DATES:
Availability in May 2021
Philadelphia – San Diego
5th-8th May
5th-12th May
7th-12th May
8th-12th May
8th-15th May
9th-12th May
9th-15th May
10th-15th May
11th-15th May
11th-18th May
12th-15th May
12th-18th May
12th-19th May
15th-18th May
15th-19th May
15th-22nd May
17th-22nd May
18th-22nd May
18th-25th May
19th-22nd May
19th-25th May
22nd-25th May
San Diego – Philadelphia
5th-8th May
5th-9th May
5th-10th May
5th-11th May
5th-12th May
6th-9th May
6th-10th May
6th-11th May
6th-12th May
7th-10th May
7th-11th May
7th-12th May
8th-11th May
8th-12th May
8th-15th May
12th-15th May
12th-17th May
12th-18th May
12th-19th May
15th-18th May
15th-19th May
15th-22nd May
18th-22nd May
18th-23rd May
18th-24th May
18th-25th May
19th-22nd May
19th-23rd May
19th-24th May
19th-25th May
22nd-25th May
and more…
STOPS:
Washington DC
AIRLINES:
United Airlines