Cheap flights from San Diego to Philadelphia
from 167 US$
From 274 USD — compare hundreds of airlines
The cheapest month is usually 2026-08 · 167 US$
See prices for my dates →Live fares from 100+ sites — free, with no hidden fees.
About this route
Compare flights from San Diego to Philadelphia, a about 3,810 km route (around 5h 16m nonstop). We gather live prices from hundreds of airlines and agencies so you can find the cheapest and book on the official site, with no hidden fees. Direct flights are available. Airlines such as United Airlines operate this route.
When to buy and when to fly
Prices by date
Fares found by date — cheapest days in green.
How to get the best price
Airlines on this route
FAQ
What's the cheapest month to fly San Diego to Philadelphia?
It's usually 2026-08, from 167 USD. Use the price calendar to compare other dates.
How long is the flight from San Diego to Philadelphia?
A nonstop flight takes about 5h 16m and covers around 3,810 km. Connecting itineraries take longer.
Are there direct flights from San Diego to Philadelphia?
Yes, this route has nonstop flights. Filter by "nonstop" to see them.
Which airlines fly from San Diego to Philadelphia?
United Airlines operate this route, among others. Compare them all in the results.
When should I book San Diego–Philadelphia flights?
As a rule of thumb, booking 3–8 weeks ahead and avoiding weekends and holidays tends to give the best prices. Use the calendar to spot the cheapest dates.
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San Diego → Philadelphia · Live fares from 100+ sites — free, with no hidden fees.