Cheap flights from Cardiff to San Diego, CA

Flights starting at £621. Choose between Ryanair, Aer Lingus, or Alaska Airlines to find the best price.

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How much do flights to San Diego cost?

Key info about flying to San Diego

Depart from
Cardiff
Arrive to
San Diego International
Average flights per week
171
Flight distance
Worth visiting
Griffith Observatory

Check-in for a flight from Cardiff to San Diego

NameCarrier codeIATA CodePassport needed during booking
RyanairRYRFRNo
Aer LingusEINEINo
Alaska AirlinesASAASNo
Spirit AirlinesNKSNKNo
VuelingVLGVYNo

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

Wednesday
4 Dec
17°C12°C
11 Dec
18°C13°C
Thursday
5 Dec
16°C12°C
12 Dec
19°C14°C
Friday
6 Dec
20°C10°C
13 Dec
18°C14°C
Saturday
7 Dec
21°C10°C
14 Dec
89%
14°C13°C
Sunday
8 Dec
19°C14°C
15 Dec
88%
13°C11°C
Monday
9 Dec
17°C13°C
16 Dec
13°C9°C
Tuesday
10 Dec
20°C12°C
17 Dec
82%
14°C10°C
Book your trip to arrive at San Diego International, or McClellan–Palomar. The most popular airlines for this route are Ryanair, Aer Lingus, Alaska Airlines, Spirit Airlines, and Vueling. Cardiff and San Diego have 171 direct flights per week.

Frequently asked questions

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What time do nonstop (direct) flights between Cardiff and San Diego depart?
What time do nonstop (direct) flights between Cardiff and San Diego arrive?
What time do flights between Cardiff and San Diego depart?
What time do flights between Cardiff and San Diego arrive?

Explore alternative trips

Flights from Cardiff

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