
Keep the following information in mind while searching for California to London flight deals. Data was last updated November 10, 2026.
Most accurate provider | Ovago 3 stars |
|---|---|
Most trusted provider | Ovago 3 stars |
Round-trip from | $735 (FlightHub) |
One-way from | $268 (Kiwi.com) |
Popular in | December |
Cheapest in | February |
Average price | $895 |
Good round-trip deal | $679 or less |
Good one-way deal | $287 or less |
Fly from
Fly to
Route
Depart
Return
San DiegoLondon
SAN San Diego - LHR London Heathrow
SANLHR
San Diego
Thu 1/14
9:45 pm-8:55 pm
1 stop15h 10m
London Heathrow
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
San DiegoLondon
SAN San Diego - LHR London Heathrow
SANLHR
San Diego
Mon 1/18
9:45 pm-9:40 pm
1 stop15h 55m
London Heathrow
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
San DiegoLondon
SAN San Diego - LHR London Heathrow
SANLHR
San Diego
Mon 1/11
9:45 pm-9:40 pm
1 stop15h 55m
London Heathrow
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
SacramentoLondon
SMF Sacramento Intl - LHR London Heathrow
SMFLHR
Sacramento Intl
Mon 3/15
4:05 pm-11:50 am
1 stop12h 45m
London Heathrow
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
Palm SpringsLondon
PSP Palm Springs - LHR London Heathrow
PSPLHR
Palm Springs
Mon 4/12
2:47 pm-12:10 pm
1 stop13h 23m
London Heathrow
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
SacramentoLondon
SMF Sacramento Intl - LHR London Heathrow
SMFLHR
Sacramento Intl
Mon 3/8
4:05 pm-6:30 am
2 stops30h 25m
London Heathrow
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
FresnoLondon
FAT Fresno Airterminal - LHR London Heathrow
FATLHR
Fresno Airterminal
Sun 3/28
6:00 am-12:10 pm
1 stop22h 10m
London Heathrow
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
SacramentoLondon
SMF Sacramento Intl - LHR London Heathrow
SMFLHR
Sacramento Intl
Fri 3/5
4:05 pm-9:00 pm
2 stops44h 55m
London Heathrow
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
San JoseLondon
SJC San Jose - LHR London Heathrow
SJCLHR
San Jose
Tue 3/16
7:15 am-7:05 am
2 stops16h 50m
London Heathrow
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
OntarioLondon
ONT Ontario - LHR London Heathrow
ONTLHR
Ontario
Tue 2/23
2:42 pm-12:00 pm
1 stop13h 18m
London Heathrow
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
Everything you need to know about your flight from California to London
Find useful and relevant information for your journey from California to London. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$280 | Average$280 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$291 | Average$1,199 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$297 | Average$1,086 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$356 | Average$1,014 | FlexibilityNo cancel fee | On-time79% | |
| Cheapest$438 | Average$643 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$480 | Average$930 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$495 | Average$879 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$505 | Average$752 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$510 | Average$921 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$554 | Average$1,254 | FlexibilityNo cancel fee | On-time78% |