Cheap Flights from San Diego to Cardiff
No deal from San Diego to Cardiff has cleared our price bar yet. What we have seen on the route is below.
Across 4 months of observations from San Diego to Cardiff, the lowest round-trip fare we recorded was $1183, in September. The typical fare was $1512. September was the cheapest month we saw and July the dearest.
The most recent price we saw on this route was $1313 on KLM, seen Oct 27. It is an unverified observation and may have changed.
See every deal <a href="/from/san-diego">from San Diego</a>, <a href="/to/cardiff">to Cardiff</a>, or the return direction <a href="/from/cardiff/to/san-diego">Cardiff to San Diego</a>.
Latest price we saw: San Diego to Cardiff
The most recent round-trip fare our sweep found on this route. It is not verified and may have changed since the date shown.
| From | Price | Per mile | Travel dates | Airline | Seen | Check price |
|---|---|---|---|---|---|---|
| San Diego (SAN) to Cardiff (CWL) | $1313 | 12.2¢ | Oct 29 – Nov 4 | KLM | Oct 27 | Check price |
Price history: San Diego to Cardiff
What we observed by month, from our signals database. Unverified observations, not bookable prices.
| Month | Low | Typical | Sightings |
|---|---|---|---|
| Oct 2026 | $1301 | $1374 | 49 |
| Sep 2026 | $1183 | $1403 | 60 |
| Aug 2026 | $1245 | $1509 | 75 |
| Jul 2026 | $1764 | $1764 | 3 |
Frequently asked questions
How many flight deals from San Diego to Cardiff are on Sparkflights right now?
There are 0 verified deals from San Diego to Cardiff on the board right now. The list refreshes hourly.
What is the lowest price ever seen from San Diego to Cardiff?
The lowest fare we've recorded from San Diego to Cardiff is $1183, based on 187 price observations over 4 months.
How much does a flight from San Diego to Cardiff cost?
The typical round-trip fare we observed from San Diego to Cardiff is $1512, against a recorded low of $1183. These are observations, not quotes.
When is the cheapest month to fly San Diego to Cardiff?
September was the cheapest month we observed from San Diego to Cardiff and July the dearest, over 4 months of data.
What is the current price from San Diego to Cardiff?
The most recent fare our sweep saw from San Diego to Cardiff is $1313, on Oct 27. It is an unverified observation rather than a verified deal, so check it before booking.