Plan to arrive at SAN at least two hours before your flight, especially for international departures, to avoid last-minute stress due to traffic.

Most accurate provider | eDreams 3 stars |
|---|---|
Most trusted provider | eDreams 3 stars |
Round-trip from | $588 (Scandinavian Airlines) |
One-way from | $237 (oojo) |
Popular in | June |
Cheapest in | February |
Average price | $738 |
Good round-trip deal | $695 or less |
Good one-way deal | $448 or less |
Fly from
Fly to
Route
Depart
Return
Price
San DiegoLondon
SAN - LHR
SANLHR
San Diego
Thu 1/15
4:20 pm-9:40 pm
2 stops21h 20m
London Heathrow
Tue 1/20
6:40 am-10:47 pm
2 stops24h 07m
San DiegoLondon
SAN - LHR
SANLHR
San Diego
Wed 3/4
10:00 am-6:30 pm
2 stops24h 30m
London Heathrow
Tue 3/10
6:40 am-10:55 pm
2 stops23h 15m
San DiegoLondon
SAN - LHR
SANLHR
San Diego
Wed 2/18
10:00 am-9:20 pm
3 stops27h 20m
London Heathrow
Mon 2/23
7:05 am-10:55 pm
3 stops23h 50m
San DiegoLondon
SAN - LHR
SANLHR
San Diego
Mon 3/9
10:00 am-6:30 pm
2 stops25h 30m
London Heathrow
Wed 3/18
7:05 am-10:55 pm
3 stops22h 50m
San DiegoLondon
SAN - LHR
SANLHR
San Diego
Sun 2/1
10:37 am-9:35 pm
3 stops26h 58m
London Heathrow
Thu 2/12
6:40 am-10:55 pm
2 stops24h 15m
San DiegoLondon
SAN - LHR
SANLHR
San Diego
Tue 1/20
10:37 am-9:35 pm
3 stops26h 58m
London Heathrow
Fri 1/30
6:40 am-10:47 pm
2 stops24h 07m
San DiegoLondon
SAN - LHR
SANLHR
San Diego
Tue 2/10
10:37 am-9:35 pm
3 stops26h 58m
London Heathrow
Tue 2/24
7:05 am-10:55 pm
3 stops23h 50m
San DiegoLondon
SAN - LHR
SANLHR
San Diego
Mon 11/24
4:07 pm-9:20 pm
3 stops21h 13m
London Heathrow
Tue 12/9
6:40 am-11:58 pm
2 stops25h 18m
San DiegoLondon
SAN - LHR
SANLHR
San Diego
Mon 12/1
4:07 pm-4:50 pm
1 stop16h 43m
London Heathrow
Tue 12/9
9:00 am-7:17 pm
2 stops18h 17m
San DiegoLondon
SAN - LHR
SANLHR
San Diego
Wed 11/12
2:13 pm-11:40 am
1 stop13h 27m
London Heathrow
Fri 2/6
6:20 am-6:06 pm
2 stops19h 46m
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*2 stars |
The price you pay for your flight from San Diego to London Heathrow Airport may vary depending on when you book. For the best chance of a lower fare, look to book 34 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
Currently, February is the cheapest month in which you can book a flight from San Diego to London Heathrow Airport (average of $486). Flying from San Diego to London Heathrow Airport in June is currently the most expensive (average of $830). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
A simple way to save on the total cost of your ticket is to fly from San Diego to London Heathrow Airport at noon. If you’re flexible enough to do this you can expect to save up to 5% on your trip compared to booking a flight in the morning.
Travelers seeking maximum savings on their San Diego to London Heathrow Airport flight should consider departing on Wednesday at noon when fares are most often at their lowest. Thursday mornings flights should be avoided if possible as fares are typically the most expensive at this time.
Overall
Entertainment
Boarding
Food
Crew
Comfort
Reviews
Thomas,Mar 2025
SFO - TPE
Overall
Entertainment
Boarding
Food
Crew
Comfort
Reviews
Thomas,Mar 2025
SFO - TPE
Overall
Entertainment
Boarding
Food
Crew
Comfort
Reviews
Thomas,Mar 2025
SFO - TPE
Overall
Entertainment
Boarding
Food
Crew
Comfort
Reviews
Thomas,Mar 2025
SFO - TPE
Overall
Entertainment
Boarding
Food
Crew
Comfort
Reviews
Thomas,Mar 2025
SFO - TPE
Overall
Entertainment
Boarding
Food
Crew
Comfort
Reviews
Thomas,Mar 2025
SFO - TPE
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$210 | Average$914 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$552 | Average$952 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$556 | Average$827 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$567 | Average$893 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$577 | Average$849 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$584 | Average$847 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$593 | Average$921 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$620 | Average$898 | FlexibilityNo cancel fee | On-time72% | |
| Cheapest$678 | Average$888 | FlexibilityNo cancel fee | On-time76% |