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Cheap flights from Cardiff to San Diego from $1,161

1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Cardiff to San Diego

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
10:20 am - 9:55 amCWL  Cardiff Wales-SAN San Diego
31h 35m2 stops Amsterdam Schiphol Atlanta Hartsfield-Jackson
Delta Logo
11:19 am - 5:00 pmSAN  San Diego-CWL Cardiff Wales
21h 41m2 stops Salt Lake City Amsterdam Schiphol
$1,161Delta
Thu, Dec 24 - Thu, Dec 31
Multiple Airlines Logo
8:15 am - 7:01 pmCWL  Cardiff Wales-SAN San Diego
18h 46m2 stops Dublin San Francisco
Multiple Airlines Logo
1:14 pm - 1:55 pmSAN  San Diego-CWL Cardiff Wales
16h 41m2 stops San Francisco Dublin
$1,775Multiple Airlines
Sat, Dec 26 - Sat, Jan 2
Multiple Airlines Logo
8:15 am - 12:24 pmCWL  Cardiff Wales-SAN San Diego
36h 09m3 stops Dublin San Francisco Las Vegas Harry Reid Intl
Multiple Airlines Logo
1:14 pm - 1:55 pmSAN  San Diego-CWL Cardiff Wales
16h 41m2 stops San Francisco Dublin
$1,779Multiple Airlines
Sat, Dec 26 - Sat, Jan 2
Multiple Airlines Logo
9:00 am - 4:10 pmCWL  Cardiff Wales-SAN San Diego
39h 10m2 stops Belfast City London Heathrow
Multiple Airlines Logo
6:36 am - 10:45 pmSAN  San Diego-CWL Cardiff Wales
32h 09m3 stops Denver Intl Reykjavik Keflavik Intl Dublin
$1,919Multiple Airlines
Thu, Dec 24 - Thu, Dec 31
KLM Logo
10:20 am - 6:19 pmCWL  Cardiff Wales-SAN San Diego
39h 59m2 stops Amsterdam Schiphol Detroit Metropolitan Wayne County
KLM Logo
2:05 pm - 5:00 pmSAN  San Diego-CWL Cardiff Wales
18h 55m1 stop Amsterdam Schiphol
$1,928KLM
Sat, Dec 26 - Sat, Jan 2
Multiple Airlines Logo
5:30 pm - 3:45 pmCWL  Cardiff Wales-SAN San Diego
30h 15m3 stops Amsterdam Schiphol Rome Fiumicino Munich Franz Josef Strauss
Multiple Airlines Logo
6:36 am - 10:45 pmSAN  San Diego-CWL Cardiff Wales
32h 09m3 stops Denver Intl Reykjavik Keflavik Intl Dublin
$2,029Multiple Airlines
Thu, Dec 24 - Thu, Dec 31
Multiple Airlines Logo
10:20 am - 10:53 pmCWL  Cardiff Wales-SAN San Diego
20h 33m2 stops Amsterdam Schiphol Detroit Metropolitan Wayne County
Multiple Airlines Logo
2:05 pm - 5:00 pmSAN  San Diego-CWL Cardiff Wales
18h 55m1 stop Amsterdam Schiphol
$2,030Multiple Airlines
Sat, Dec 26 - Sat, Jan 2
Multiple Airlines Logo
9:00 am - 11:45 pmCWL  Cardiff Wales-SAN San Diego
22h 45m3 stops Belfast City London Heathrow Dallas/Fort Worth
Multiple Airlines Logo
4:25 pm - 8:30 amSAN  San Diego-CWL Cardiff Wales
32h 05m3 stops Phoenix Sky Harbor Intl London Heathrow Belfast City
$2,567Multiple Airlines
Sat, Dec 26 - Sat, Jan 2

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Use the filters below to find and compare flights from Cardiff to San Diego that are best for you.

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Fly to

Route

Depart

Return

Price

Cheapest round-trip

CardiffSan Diego

CWL Cardiff Wales - SAN San Diego

CWLSAN

Cardiff Wales

Thu 12/24

10:20 am-9:55 am

2 stops31h 35m

San Diego

Thu 12/31

11:19 am-5:00 pm

2 stops21h 41m

$1,161
Quickest round-trip

CardiffSan Diego

CWL Cardiff Wales - SAN San Diego

CWLSAN

Cardiff Wales

Sat 12/26

8:15 am-7:01 pm

2 stops18h 46m

San Diego

Sat 1/2

1:14 pm-1:55 pm

2 stops16h 41m

$1,775

CardiffSan Diego

CWL Cardiff Wales - SAN San Diego

CWLSAN

Cardiff Wales

Sat 12/26

8:15 am-12:24 pm

3 stops36h 09m

San Diego

Sat 1/2

1:14 pm-1:55 pm

2 stops16h 41m

$1,779

CardiffSan Diego

CWL Cardiff Wales - SAN San Diego

CWLSAN

Cardiff Wales

Thu 12/24

9:00 am-4:10 pm

2 stops39h 10m

San Diego

Thu 12/31

6:36 am-10:45 pm

3 stops32h 09m

$1,919

CardiffSan Diego

CWL Cardiff Wales - SAN San Diego

CWLSAN

Cardiff Wales

Sat 12/26

10:20 am-6:19 pm

2 stops39h 59m

San Diego

Sat 1/2

2:05 pm-5:00 pm

1 stop18h 55m

$1,928

CardiffSan Diego

CWL Cardiff Wales - SAN San Diego

CWLSAN

Cardiff Wales

Thu 12/24

5:30 pm-3:45 pm

3 stops30h 15m

San Diego

Thu 12/31

6:36 am-10:45 pm

3 stops32h 09m

$2,029

CardiffSan Diego

CWL Cardiff Wales - SAN San Diego

CWLSAN

Cardiff Wales

Sat 12/26

10:20 am-10:53 pm

2 stops20h 33m

San Diego

Sat 1/2

2:05 pm-5:00 pm

1 stop18h 55m

$2,030

CardiffSan Diego

CWL Cardiff Wales - SAN San Diego

CWLSAN

Cardiff Wales

Sat 12/26

9:00 am-11:45 pm

3 stops22h 45m

San Diego

Sat 1/2

4:25 pm-8:30 am

3 stops32h 05m

$2,567

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from Cardiff to San Diego

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

Cheap Cardiff to San Diego (CWL to SAN) flight deals and tips

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

Best Price Found

$1,161

Fastest flight time

18h 46m

Direct flights

None
The best flight deal from Cardiff to San Diego found on momondo in the last 72 hours is $1,161
The fastest flight from Cardiff to San Diego takes 18h 46m
There are no direct flights from Cardiff to San Diego. There are no popular flight routes from Cardiff to San Diego.
Search flight deals

Frequently asked questions about flying from Cardiff to San Diego

  • How far is Cardiff Wales to San Diego by plane?

    A flight from Cardiff Wales to San Diego will travel around 5377.4 mi. 18h 46m is a normal flight duration for this route.

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

    Prices for flights from Cardiff Wales Airport to San Diego Airport refresh daily.

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Cardiff Wales Airport to San Diego Airport.

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

    The necessary travel and health documents for your San Diego Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Frequently asked questions about flying from Cardiff to San Diego

  • How do I get Price Alerts for flights from Cardiff to San Diego?

    Price Alerts will notify you by email when the price for flights to San Diego from Cardiff decreases. To activate this, select your desired travel dates and search for offers. While browsing through offers you’ll see the Price Alert widget toggle. Click it to turn on notifications.

  • How can I save money on flights from Cardiff to San Diego with momondo?

    Plan your trips smart with the “Price Forecast” feature, which uses flight data to help you pick the best days to fly for the lowest fares. Our “Price Calendar” helps you get the most for your money by showing you when it’s most advantageous to fly. Curate your own travel experiences for less with “Explore”. Expert travel hacks to fuel your next adventure are a click away with “Discover” by momondo. Set up our “Price Alerts” to track fare changes and book when prices are at their lowest point.

  • How does momondo find its flight prices?

    We aggregate our prices from over 700+ competitors from airlines to OTAs. We operate in over 30 markets worldwide to show you a wide range of travel options.

Traveling to a place near San Diego?

Book flights to San Diego if you plan to visit one of these locations
Chula Vista
El Cajon
Coronado
National City
La Mesa
Julian
San Ysidro
Santee
Poway
Imperial Beach
Alpine
Lemon Grove
Borrego Springs

Why use momondo?

Why should I use momondo to find a flight deal from Cardiff 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 Cardiff.

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

Yes. momondo allows you to filter the results for Cardiff to San Diego flights to just show those with flexible booking policies.

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

Once all potential Cardiff to San Diego flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Of course. momondo tracks the price of Cardiff 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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