Cheap Flights from Southampton to San Diego
No deal from Southampton to San Diego has cleared our price bar yet. What we have seen on the route is below.
Across 3 months of observations from Southampton to San Diego, the lowest round-trip fare we recorded was $1392, in August. The typical fare was $1797. August was the cheapest month we saw and September the dearest.
The most recent price we saw on this route was $1891 on Delta and KLM, seen Oct 16. It is an unverified observation and may have changed.
See every deal <a href="/from/southampton">from Southampton</a>, <a href="/to/san-diego">to San Diego</a>, or the return direction <a href="/from/san-diego/to/southampton">San Diego to Southampton</a>.
Latest price we saw: Southampton to San Diego
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 |
|---|---|---|---|---|---|---|
| Southampton (SOU) to San Diego (SAN) | $1891 | 17.3¢ | Oct 17 – Oct 23 | Delta and KLM | Oct 16 | Check price |
Price history: Southampton to San Diego
What we observed by month, from our signals database. Unverified observations, not bookable prices.
| Month | Low | Typical | Sightings |
|---|---|---|---|
| Oct 2026 | $1540 | $1761 | 3 |
| Sep 2026 | $1548 | $1642 | 3 |
| Aug 2026 | $1392 | $1989 | 8 |
Frequently asked questions
How many flight deals from Southampton to San Diego are on Sparkflights right now?
There are 0 verified deals from Southampton to San Diego on the board right now. The list refreshes hourly.
What is the lowest price ever seen from Southampton to San Diego?
The lowest fare we've recorded from Southampton to San Diego is $1392, based on 14 price observations over 3 months.
How much does a flight from Southampton to San Diego cost?
The typical round-trip fare we observed from Southampton to San Diego is $1797, against a recorded low of $1392. These are observations, not quotes.
When is the cheapest month to fly Southampton to San Diego?
August was the cheapest month we observed from Southampton to San Diego and September the dearest, over 3 months of data.
What is the current price from Southampton to San Diego?
The most recent fare our sweep saw from Southampton to San Diego is $1891, on Oct 16. It is an unverified observation rather than a verified deal, so check it before booking.