Photo by Quintin Doroquez

Popular airlines from Philadelphia to Menlo Park
- American Airlines
American Airlines
- JetBlue Airways
JetBlue Airways
- Alaska Airlines
Alaska Airlines
- United
United
- Delta
Delta
- Southwest Airlines
Southwest Airlines
- Frontier Airlines
Frontier Airlines
- Plan, book, fly with confidence
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Cheap Flights from Philadelphia to Menlo Park (ILG-SJC)
Prices were available within the past 7 days and start at $92 for one-way flights and $145 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Fri, Sep 19 - Sat, Sep 27
PHL
Philadelphia
SJC
San Jose
$145 Roundtrip, found 5 days ago
$145
Roundtrip
found 5 days ago

Thu, Sep 25 - Sat, Sep 27
PHL
Philadelphia
OAK
Oakland
$191 Roundtrip, found 6 days ago
$191
Roundtrip
found 6 days ago

Sat, Aug 30 - Sun, Aug 31
PHL
Philadelphia
SJC
San Jose
$217 Roundtrip, found 3 days ago
$217
Roundtrip
found 3 days ago

Sat, Aug 30 - Wed, Sep 3
PHL
Philadelphia
SJC
San Jose
$234 Roundtrip, found 1 day ago
$234
Roundtrip
found 1 day ago

Thu, Nov 6 - Wed, Nov 12
PHL
Philadelphia
SFO
San Francisco
$247 Roundtrip, just found
$247
Roundtrip
just found

Sat, Aug 30 - Wed, Sep 3
PHL
Philadelphia
SJC
San Jose
$250 Roundtrip, found 1 day ago
$250
Roundtrip
found 1 day ago
Find the cheapest month to fly from Philadelphia (PHL) to San Francisco (SFO)
May is typically the cheapest month to fly
From $140 - $420 per traveler.
Graph displaying average flight prices per month
Alternative airports near Menlo Park
Prices were available within the past 7 days. Prices and availability are subject to change.
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