Cheap flights from Appleton, WI to San Diego, CA

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

Tips to know when travelling to San Diego

Book your trip to arrive at San Diego International, or McClellan–Palomar. The most popular airline for this route is United Airlines. Appleton and San Diego have 40 direct flights per week.

Check-in for a flight from Appleton to San Diego

NameCarrier codeIATA CodePassport needed during booking
United AirlinesUALUAYes

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
345
days per year

14 day forecast

Tuesday
14 May
18°C14°C
21 May
19°C14°C
Wednesday
15 May
84%
19°C15°C
22 May
19°C14°C
Thursday
16 May
88%
19°C15°C
23 May
19°C14°C
Friday
17 May
84%
20°C16°C
24 May
86%
17°C15°C
Saturday
18 May
20°C15°C
25 May
18°C15°C
Sunday
19 May
82%
19°C15°C
26 May
18°C15°C
Monday
20 May
87%
18°C15°C
27 May
19°C15°C

Frequently asked questions

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

Explore alternative trips

Flights from Appleton

Flights to San Diego

Popular routes

The nearest countries with flights to San Diego

Here is a list of countries people are flying from

Other destination countries from Appleton

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