Cheap flights from San Diego to Cardiff from £305
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/3. Fares are subject to change and may not be available on all flights or dates of travel.
Find flight deals from San Diego to Cardiff
Best flights from San Diego to CardiffDiscover carefully curated flight deals from San Diego to Cardiff that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 17 October 2025.
Discover carefully curated flight deals from San Diego to Cardiff that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 17 October 2025.
Cheap flight deals from San Diego to Cardiff
Discover tips and strategies to find the most affordable flight options for your journey from San Diego (SAN) to Cardiff (CWL). 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 17 October 2025.
Cheapflights Fare Finder
Use the filters below to find and compare flights from San Diego to Cardiff that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
San DiegoCardiff
SAN - CWL
SANCWL
San Diego
Thu 2/4
13:55-09:15
1 stop35h 20m
Cardiff Wales
Mon 6/4
17:15-12:00
1 stop26h 45m
San DiegoCardiff
SAN - CWL
SANCWL
San Diego
Thu 2/4
13:55-09:15
1 stop35h 20m
Cardiff Wales
Mon 6/4
09:50-12:00
1 stop34h 10m
San DiegoCardiff
SAN - CWL
SANCWL
San Diego
Wed 4/3
09:10-10:30
3 stops41h 20m
San DiegoCardiff
SAN - CWL
SANCWL
San Diego
Wed 4/3
06:42-19:45
2 stops29h 03m
Best time to book a flight from San Diego to Cardiff
Have a flexible travel schedule? Discover the best time to fly to Cardiff from San Diego with our price prediction graph.
Related info for your journey
Find useful and relevant information for your journey from San Diego to Cardiff. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Travelling to a place near Cardiff?
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Alternative routes for San Diego to Cardiff
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How does Cheapflights help users find flights from San Diego to Cardiff?
Cheapflights helps you search for flights from San Diego to Cardiff via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.
Why should you use Cheapflights to find cheap flight tickets from San Diego to Cardiff?
It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from San Diego to Cardiff.
Can Cheapflights find flights from San Diego to Cardiff with no change fees?
Certainly. Search results for flights to Cardiff from San Diego shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.
Can Cheapflights notify me if prices for flights from San Diego to Cardiff become cheaper?
Yes, Cheapflights offers price alerts on San Diego to Cardiff flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.