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$1,119+ Cheap flights from Cardiff (CWL) to San Diego (SAN)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/26. Fares are subject to change and may not be available on all flights or dates of travel.
CWL — SAN
Nov 28 — Dec 51
Fri 11/28
Fri 12/5
1 adult, Economy
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Find flight deals from Cardiff to San Diego

Best flights from Cardiff to San Diego
Discover carefully curated flight deals from Cardiff to San Diego that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 29, 2025.

This Virgin Atlantic deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/2610:20 amCWL - SAN
2 stops32h 59mVirgin Atlantic
Mon 3/306:20 amSAN - CWL
2 stops26h 25mVirgin Atlantic
Deal found 10/26$1,119
This Delta deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/2610:20 amCWL - SAN
2 stops53h 59mDelta
Mon 3/3010:30 pmSAN - CWL
2 stops26h 45mDelta
Deal found 10/28$1,119

Cheap flight deals from Cardiff to San Diego

Discover tips and strategies to find the most affordable flight options for your journey from Cardiff (CWL) to San Diego (SAN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated October 29, 2025.

Round-trip from

$1,119
(Delta)
From Cardiff Wales to San Diego
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Cardiff to San Diego that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated October 29, 2025.
Use the filters below to find and compare flights from Cardiff to San Diego that are best for you.

Fly from

Cardiff

Fly to

San Diego

Route

Depart

Return

Price

CardiffSan Diego

CWL - SAN

CWLSAN

Cardiff Wales

Thu 3/26

10:20 am-12:19 pm

2 stops32h 59m

San Diego

Mon 3/30

6:20 am-4:45 pm

2 stops26h 25m

$1,119

CardiffSan Diego

CWL - SAN

CWLSAN

Cardiff Wales

Thu 3/26

10:20 am-9:19 am

2 stops53h 59m

San Diego

Mon 3/30

10:30 pm-9:15 am

2 stops26h 45m

$1,119

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/26

Best time to book a flight from Cardiff to San Diego

Have a flexible travel schedule? Discover the best time to fly to San Diego from Cardiff with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Related info for your journey

Find useful and relevant information for your journey from Cardiff to San Diego. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Cardiff to San Diego?

    Airlines like Virgin Atlantic and Delta fly from Cardiff to San Diego in about 32h 59m. The time it takes to get you to your destination can typically vary by up to 21h. The distance between Cardiff and San Diego is about 5376 mi. This flight may include one or multiple stops.

  • Can I find deals for flights from Cardiff to San Diego that include hotel bookings?

    Yes. In addition to deals on Cardiff to San Diego flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Cardiff to San Diego?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Cardiff to San Diego.

  • Can I find deals for business class flights from Cardiff to San Diego?

    Yes. Cheapflights offers flight deals from Cardiff to San Diego by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Traveling to a place near San Diego?

Book flights to San Diego if you plan to visit one of these locations
El Cajon
Chula Vista
Coronado
La Mesa
Poway
Lemon Grove
National City

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