Cheap flights from San Diego, CA to Philadelphia, PA

Flights starting at $62. Choose between Frontier Airlines, Spirit Airlines, or Alaska Airlines to find the best price.

Make your travel wishlist, we'll do the rest
Hidden deals
Effortless booking
Travel hacking

Tips to know when travelling to Philadelphia

Mailbox
Receive exclusive deals by email
Travelers usually depart from San Diego International, or McClellan–Palomar when they travel from San Diego to Philadelphia. The most popular airlines for this route are Frontier Airlines, Spirit Airlines, Alaska Airlines, United Airlines, and JetBlue Airways. San Diego and Philadelphia have 279 direct flights per week. When you arrive at Philadelphia, consider visiting National Mall, Statue of Liberty, Independence National Historical Park, PA, USA, Empire State Building, Staten Island, Lincoln Memorial, Manhattan Island, Metropolitan Museum of Art, and Times Square.

Check-in for a flight from San Diego to Philadelphia

NameCarrier codeIATA CodePassport needed during bookingOnline check-in available
Frontier AirlinesFFTF9NoOpens 24 days before flight
Closes 1 hours before flight
Spirit AirlinesNKSNKNoOpens 24 days before flight
Closes 1 hours before flight
Alaska AirlinesASAASNoOpens 24 days before flight
Closes 1 hours before flight
United AirlinesUALUAYesNo
JetBlue AirwaysJBUB6NoOpens 24 days before flight
Closes 2 hours before flight

Weather in Philadelphia

Average Weather

MonthAverage monthly max temperatureAverage monthly min temperature
January3°C-2°C
February6°C-1°C
March10°C2°C
April16°C7°C
May22°C12°C
June26°C17°C
July30°C21°C
August29°C20°C
September25°C17°C
October19°C11°C
November12°C4°C
December7°C0°C
Hottest Month
30°C
July
Coldest month
-2°C
January
Sunny days
268
days per year
Snow days
9
days per year

14 day forecast

Thursday
4 Apr
99%
11°C3°C
11 Apr
89%
21°C13°C
Friday
5 Apr
9°C3°C
12 Apr
89%
22°C10°C
Saturday
6 Apr
83%
11°C3°C
13 Apr
17°C8°C
Sunday
7 Apr
10°C4°C
14 Apr
26°C11°C
Monday
8 Apr
14°C3°C
15 Apr
22°C16°C
Tuesday
9 Apr
53%
22°C8°C
16 Apr
84%
18°C11°C
Wednesday
10 Apr
76%
21°C13°C
17 Apr
20°C8°C

Frequently asked questions

What are the most popular routes to and from San Diego?
What are the most popular routes to and from Philadelphia?
Which airports are there in San Diego?
What airports are near San Diego?
What airports are near Philadelphia?
Is it possible to combine flights, buses, and trains in one itinerary when traveling between San Diego and Philadelphia?
What is Virtual Interlining and how do I use it?
Which airlines fly between San Diego and Philadelphia?
When's the best time to travel between San Diego and Philadelphia?
What flights operate between San Diego and Philadelphia?
How many airports are there near San Diego?
How many airports are there near Philadelphia?
What time do nonstop (direct) flights between San Diego and Philadelphia depart?
What time do nonstop (direct) flights between San Diego and Philadelphia arrive?
What time do flights between San Diego and Philadelphia depart?
What time do flights between San Diego and Philadelphia arrive?

Explore alternative trips

Flights from San Diego

Flights to Philadelphia

Popular routes

The nearest countries with flights to Philadelphia

Here is a list of countries people are flying from

Other destination countries from San Diego

Here is a list of countries people are flying to
Find the best connection from San Diego to Philadelphia
Search flights, trains & buses
We hack the system,
you fly for less