Delta Cheap Flights from London to San Diego: DL LHR→SAN

View HK$3,835 flight on Tue, 10 Feb 2026Opens in a new window
  • notification illustration

    Be in the know

    Get alerts if flight prices drop or rise*
  • deals illustration

    Book smarter

    Save up to 35% on select hotels after you book a flight*
  • trophy illustration

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Prices were available within the past 7 days and start at HK$3,835 for one-way flights and HK$6,166 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Fri, 13 Mar - Sun, 22 Mar
LHR
London
SAN
San Diego
HK$6,166 Return, found 4 days ago
HK$6,166
Return
found 4 days ago
Select Delta flight, departing Fri, 13 Mar from London to San Diego, returning Sun, 22 Mar, priced at HK$6,166 found 4 days ago
Delta
Fri, 13 Mar - Sun, 22 Mar
LHR
London
SAN
San Diego
HK$7,076 Return, found 4 days ago
HK$7,076
Return
found 4 days ago
Select Delta flight, departing Fri, 13 Mar from London to San Diego, returning Sun, 22 Mar, priced at HK$7,076 found 4 days ago

Find the cheapest month to fly from London (LHR) to San Diego (SAN)

November is typically the cheapest month to fly

From HK$4,144 - HK$7,439 per traveller.
London to San Diego route information
Origin airport
Heathrow
Destination airport
San Diego Intl.
Distance
8756 km
Average flight time
11 hours 20 mins
*Available to Expedia members.