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Cheap flights from Philadelphia to San Diego

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Find the cheapest flights from Philadelphia to San Diego

Cheap return flights

These are some of the best return flight deals from Philadelphia to San Diego that have been recently found on momondo from popular airlines, departing in the coming months.
PHL-SAN
5h 32mdirect
SAN-PHL
5h 00mdirect
American Airlines
Find Deal
PHL-SAN
5h 29mdirect
SAN-PHL
5h 15mdirect
Qatar Airways
Find Deal
PHL-SAN
5h 57mdirect
SAN-PHL
5h 00mdirect
Iberia
Find Deal
PHL-SAN
5h 33mdirect
SAN-PHL
5h 25mdirect
British Airways
Find Deal

See travel insights to San Diego from

How to get the cheapest flight ticket from Philadelphia to San Diego

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to San Diego?

The month of January is, on average, the cheapest month to fly to San Diego from Philadelphia, with most prices found around R7 281. The month of November is another great option to travel to San Diego, with average flight prices from Philadelphia averaging around R7 611.

How far in advance should I book a flight to San Diego?

You are more likely to see cheaper flights to San Diego from Philadelphia when booking 15 weeks ahead of your departure date. In general, you can expect to find flights to San Diego for around R8 366 when searching 15 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Diego from Philadelphia for as low as R7 538 on momondo.

How have Philadelphia to San Diego flight prices changed over time?

As of February 2025, prices for Philadelphia to San Diego flights are approximately 7% cheaper when compared to flights at the same time last year.

When to book flights from Philadelphia to San Diego

Are you open to changing your travel dates? Check out the ideal times to fly from Philadelphia to San Diego according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Philadelphia to San Diego (PHL to SAN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Philadelphia to San Diego

Direct flights

None
There are no direct flights from Philadelphia to San Diego. There are no popular flight routes from Philadelphia to San Diego.

  • How far is Philadelphia to San Diego by plane?

    San Diego is 3808,6 km away from Philadelphia.

  • When did momondo last update prices for flights from Philadelphia Airport to San Diego Airport?

    Prices for flights from Philadelphia Airport to San Diego Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Philadelphia Airport to San Diego Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Philadelphia Airport to San Diego Airport.

  • What documentation or ID do you need to fly to San Diego Airport?

    The travel and health documents required for your trip to San Diego Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at San Diego Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from Philadelphia to San Diego?


Why use momondo?

Why should I use momondo to find a flight deal from Philadelphia to San Diego?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to San Diego from Philadelphia.

Can I find flights from Philadelphia to San Diego with flexible booking policies on momondo?

Yes. All flights to San Diego from Philadelphia on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Philadelphia to San Diego?

Once you have performed a search for Philadelphia to San Diego flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Philadelphia to San Diego right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Philadelphia to San Diego flights. All you need is a valid email address and we will do the rest; it is that quick and easy.


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