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Cheap flights from San Diego to Cardiff from £776
This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/1. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — CWL
9 Nov — 16 Nov1
Cheap flight deals from San Diego to Cardiff
Enter your travel dates to find the best prices.
Best
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 10 October 2026.
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 10 October 2026.
Tue 12/114:05 -
1 stop18h 55m
Fri 22/110:20 -
2 stops19h 32m
Deal found 8/10£776
Sun 3/107:25 -
2 stops25h 35m
Fri 8/117:30 -
1 stop26h 40m
Deal found 8/10£1,482
Sun 3/118:00 -
2 stops33h 45m
Fri 8/109:00 -
2 stops39h 10m
Deal found 8/10£1,517
Find 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 10 October 2026.
Cheapflights Fare Finder
Customise your flight search to find flights from San Diego to Cardiff 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 7,457,451 searches. Data last updated 10 October 2026.
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
Cheapest return flight
Fastest return journey
San DiegoCardiff
SAN San Diego - CWL Cardiff Wales
SANCWL
San Diego
Tue 12/1
14:05-17:00
1 stop18h 55m
Cardiff Wales
Fri 22/1
10:20-21:52
2 stops19h 32m
£776
San DiegoCardiff
SAN San Diego - CWL Cardiff Wales
SANCWL
San Diego
Sun 3/1
07:25-17:00
2 stops25h 35m
Cardiff Wales
Fri 8/1
17:30-12:10
1 stop26h 40m
£1,482
San DiegoCardiff
SAN San Diego - CWL Cardiff Wales
SANCWL
San Diego
Sun 3/1
18:00-11:45
2 stops33h 45m
Cardiff Wales
Fri 8/1
09:00-16:10
2 stops39h 10m
£1,517
Sorted by cheapest first
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.
SAN-CWL
Estimated return 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 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?
Book flights to Cardiff if you plan to visit one of these locationsBridgend
Barry
Browse thousands of different options on Cheapflights for your next trip
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Complete your trip
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Alternative routes for San Diego to Cardiff
See prices for flight routes from nearby airports that may be better suited for you.
Other flights to Cardiff
Explore flights to Cardiff departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 10 October 2026.
Complete your trip
Complete your trip to Cardiff by adding a car hire and/or hotel booking to your travel itinerary.
Direct flights to Wales
Book a non-stop flight to one of these other cities located in Wales.
Search flights from San Diego to Cardiff by cabin class
Find flights from San Diego to Cardiff, based on your preferred cabin class, be it economy, premium economy, business, or first class.
San Diego and Cardiff flights
Browse other San Diego and Cardiff flight options. Last updated on 10 October 2026.
Popular flight searches
Check out other popular destinations found by fellow travellers in 2026
Fly with Cheapflights
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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.