Cheap flights from Cardiff to San Diego from £822
This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 18/7. Fares are subject to change and may not be available on all flights or dates of travel.
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 4 July 2025.
Round-trip from | £822 |
---|
Find flight deals from Cardiff to San Diego
Cheapest flights from Cardiff to San DiegoExplore the most affordable flight options available from Cardiff to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 July 2025.
Explore the most affordable flight options available from Cardiff to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 July 2025.
Cheapflights Fare Finder
Customise 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 858,174 searches. Data last updated 4 July 2025.
Use the filters below to find and compare flights from Cardiff to San Diego that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
CardiffSan Diego
CWL - SAN
CWLSAN
Cardiff Wales
Fri 18/7
09:50-23:29
2 stops21h 39m
San Diego
Tue 22/7
13:55-16:45
1 stop18h 50m
CardiffSan Diego
CWL - SAN
CWLSAN
Cardiff Wales
Fri 18/7
12:25-09:55
3 stops29h 30m
San Diego
Tue 22/7
08:10-16:45
3 stops24h 35m
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.
Reviews of airlines servicing San Diego
Get insights into the airlines that provide service to San Diego. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Diego. Reviews last updated 4 July 2025.
Check out reviews from past customers who have flown with Delta from Cardiff to San Diego to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
Crew
Food
Comfort
Boarding
Overall
Reviews
Aaron,Oct 2024
TUS - LAX
Entertainment
Crew
Food
Comfort
Boarding
Overall
Reviews
Aaron,Oct 2024
TUS - LAX
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.
Travelling to a place near Cardiff?
Book flights to Cardiff if you plan to visit one of these locationsBrowse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes for Cardiff to San Diego
See prices for flight routes from nearby airports that may be better suited for you.
Fly with Cheapflights
Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.
How does Cheapflights help users find flights from Cardiff to San Diego?
900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to San Diego from Cardiff today with Cheapflights!
Why should you use Cheapflights to find cheap flight tickets from Cardiff to San Diego?
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 Cardiff to San Diego.
Can Cheapflights find flights from Cardiff to San Diego with no change fees?
Yes, we can. To see specific flights from Cardiff to San Diego with no change fees, users can toggle flexible booking options after using the search form above to find flights.
Can Cheapflights notify me if prices for flights from Cardiff to San Diego become cheaper?
Yes! Start tracking prices for Cardiff to San Diego flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.