Cheap flights from Philadelphia to San Diego from $109

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1 stop
Fri, Aug 1
Philadelphia PHLSan Diego SAN

$109
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1 stop
Thu, Jul 31
Philadelphia PHLSan Diego SAN

$141
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1 stop
Mon, Jul 28
Philadelphia PHLSan Diego SAN

$146
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1 stop
Mon, Jul 28
Philadelphia PHLSan Diego SAN

$155
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1 stop
Tue, Jul 29
Philadelphia PHLSan Diego SAN

$196
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1 stop
Tue, Jul 29
Philadelphia PHLSan Diego SAN

$196
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Prices updated:

1 stop
Fri, Aug 1 – Mon, Aug 4
Philadelphia PHLSan Diego SAN

$240
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1 stop
Thu, Jul 31 – Mon, Aug 4
Philadelphia PHLSan Diego SAN

$276
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1 stop
Mon, Jul 28 – Fri, Aug 1
Philadelphia PHLSan Diego SAN

$296
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1 stop
Mon, Jul 28 – Fri, Aug 1
Philadelphia PHLSan Diego SAN

$306
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1 stop
Mon, Jul 28 – Thu, Jul 31
Philadelphia PHLSan Diego SAN

$308
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1 stop
Fri, Aug 1 – Sun, Aug 3
Philadelphia PHLSan Diego SAN

$311
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Prices updated:

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How much do flights to San Diego cost?

Key info about flying to San Diego

Depart from
Philadelphia International
Arrive to
San Diego International
Average flights per week
140
Flight distance
Worth visiting
Griffith Observatory

Check-in for a flight from Philadelphia to San Diego

NameCarrier codeIATA CodePassport needed during booking
United AirlinesUALUANo
Alaska AirlinesASAASNo
Hawaiian AirlinesHALHANo
Spirit AirlinesNKSNKNo

Weather in San Diego

Average Weather

MonthAverage monthly max temperatureAverage monthly min temperature
January18°C10°C
February17°C10°C
March18°C11°C
April19°C12°C
May20°C14°C
June22°C16°C
July24°C18°C
August25°C19°C
September25°C19°C
October23°C16°C
November21°C13°C
December17°C11°C
Hottest Month
25°C
August
Coldest month
10°C
February
Sunny days
346
days per year

14 day forecast

Saturday
5 Jul
24°C17°C
12 Jul
22°C18°C
Sunday
6 Jul
23°C16°C
13 Jul
24°C18°C
Monday
7 Jul
24°C16°C
14 Jul
23°C19°C
Tuesday
8 Jul
25°C19°C
15 Jul
23°C19°C
Wednesday
9 Jul
26°C20°C
16 Jul
23°C19°C
Thursday
10 Jul
24°C20°C
17 Jul
81%
23°C19°C
Friday
11 Jul
23°C19°C
18 Jul
25°C20°C
Book your trip to arrive at San Diego International, or McClellan–Palomar. The most popular airlines for this route are United Airlines, Alaska Airlines, Hawaiian Airlines, and Spirit Airlines. Philadelphia and San Diego have 140 direct flights per week.

Frequently asked questions

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What flights operate between Philadelphia and San Diego?
How many airports are there near Philadelphia?
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What time do nonstop (direct) flights between Philadelphia and San Diego depart?
What time do nonstop (direct) flights between Philadelphia and San Diego arrive?
What time do flights between Philadelphia and San Diego depart?
What time do flights between Philadelphia and San Diego arrive?

Explore alternative trips

Flights from Philadelphia

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The nearest countries with flights to San Diego

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