Menu

Cheap flights from San Diego (SAN) to Heathrow (LHR)

Know your dates, get live prices in seconds:

From
To
Depart
Return
Any month
Compare vs. Cheapflights |
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime

We work with more than 300 partners to bring you better travel deals

The best prices from San Diego to Heathrow are usually found in March or February, booked 60 days in advance, depart on a Wednesday or Tuesday and return on a Friday

How to find the cheapest flight from
San Diego (SAN) to Heathrow (LHR)

SAN - LHR
Price
$689 - $1,443
LHR
Temperature
46.4 - 75.2 °F
LHR
Rainfall
1.5 - 2.6 inches
Popular in June High demand for flights, 36% potential price rise
Cheapest in March Best time to find cheap flights, 26% potential price drop
Round-trip from ฿689 From San Diego to Heathrow
One-way from ฿448 One-way flight from San Diego to Heathrow
Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
What is the cheapest day to fly round-trip from San Diego to Heathrow?

Thursday flights are generally found to be more expensive for flights from San Diego to Heathrow. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Heathrow.

How far in advance should I book a flight from San Diego to Heathrow?

Users have found that booking a flight from San Diego to Heathrow at least 51 days early can save you up to 38% on average compared to booking a flight this week. If booking 51 days before your flight isn’t an option for you, users have found flights from San Diego to Heathrow for as little as $813 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $886 for flights departing within the next 3 days.

What is the cheapest month to fly from San Diego to Heathrow?

Our data shows that February tends to be the cheapest month to fly to Heathrow from San Diego. Users have commonly found prices around $634 for the month, but tickets can be as low as $394. Due to multiple factors, prepare for potentially higher prices in June.

When is the cheapest time to fly from San Diego to Heathrow (SAN - LHR)?

One of the essential ways to save on airfare from San Diego to Heathrow is to remain as flexible as possible. Flights that are in the evening tend to be the most expensive. A flight at noon could potentially save you up to 32% on airfare.

Cheap flights from San Diego to Heathrow in September, October 2020

The best prices found for SAN to LHR flights for September, October
29 Oct - 3 Nov
$526pp
SAN
San Diego
Multiple Airlines
     
3 STOPS
LHR
London Heathrow
LHR
London Heathrow
Multiple Airlines
     
3 STOPS
SAN
San Diego
1 Oct - 31 Oct
$531pp
SAN
San Diego
Multiple Airlines
     
3 STOPS
LHR
London Heathrow
LHR
London Heathrow
Multiple Airlines
     
3 STOPS
SAN
San Diego
14 Oct - 14 Nov
$599pp
SAN
San Diego
Multiple Airlines
     
3 STOPS
LHR
London Heathrow
LHR
London Heathrow
Multiple Airlines
     
3 STOPS
SAN
San Diego

San Diego to Heathrow 2020 flight deals

Cheap flights to Heathrow from San Diego found for this year
29 Oct - 3 Nov
$526pp
SAN
San Diego
Multiple Airlines
     
3 STOPS
LHR
London Heathrow
LHR
London Heathrow
Multiple Airlines
     
3 STOPS
SAN
San Diego
1 Oct - 31 Oct
$531pp
SAN
San Diego
Multiple Airlines
     
3 STOPS
LHR
London Heathrow
LHR
London Heathrow
Multiple Airlines
     
3 STOPS
SAN
San Diego
14 Oct - 14 Nov
$599pp
SAN
San Diego
Multiple Airlines
     
3 STOPS
LHR
London Heathrow
LHR
London Heathrow
Multiple Airlines
     
3 STOPS
SAN
San Diego

Non-stop flights to Heathrow from San Diego

Save time with San Diego to Heathrow direct flight deals
30 Nov - 9 Dec
$698pp
SAN
San Diego
Multiple Airlines
Non-Stop
LHR
London Heathrow
LHR
London Heathrow
Iberia
Non-Stop
SAN
San Diego
10 Feb - 24 Feb
$715pp
SAN
San Diego
Finnair
Non-Stop
LHR
London Heathrow
LHR
London Heathrow
Finnair
Non-Stop
SAN
San Diego
9 Dec - 13 Jan
$717pp
SAN
San Diego
Finnair
Non-Stop
LHR
London Heathrow
LHR
London Heathrow
Finnair
Non-Stop
SAN
San Diego

Last minute flights from San Diego to Heathrow

Late deals on round-trip flights to Heathrow from San Diego, departing today and this week
1 Oct - 31 Oct
$531pp
SAN
San Diego
Multiple Airlines
     
3 STOPS
LHR
London Heathrow
LHR
London Heathrow
Multiple Airlines
     
3 STOPS
SAN
San Diego
1 Oct - 9 Oct
$610pp
SAN
San Diego
Multiple Airlines
     
3 STOPS
LHR
London Heathrow
LHR
London Heathrow
Multiple Airlines
     
3 STOPS
SAN
San Diego
29 Sep - 7 Oct
$797pp
SAN
San Diego
Multiple Airlines
     
3 STOPS
LHR
London Heathrow
LHR
London Heathrow
Multiple Airlines
     
3 STOPS
SAN
San Diego

One-way flights to Heathrow from San Diego

The cheapest one-way flights from San Diego to Heathrow
7:02 am - 3:40 am
Brussels Airlines
1 Stop
12h 38m
SAN - LHR
Brussels Airlines
$448
Fareboom
3:00 am - 12:00 pm
SAS
2 Stops
25h 00m
SAN - LHR
SAS
$730
KAYAK
1:30 am - 5:50 am
Icelandair
2 Stops
20h 20m
SAN - LHR
Icelandair
$848
DreamWorldTravel

Related info for your journey

Useful info, stats and facts about San Diego to Heathrow flights.

Flight FAQs

From San Diego to Heathrow

Are flight prices decreasing from San Diego to Heathrow due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both San Diego and Heathrow for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

Can I find flights from San Diego to Heathrow for under $600 on Cheapflights?

Yes, there are multiple flights from San Diego to Heathrow for under $600. The cheapest flight booked recently is on Multiple Airlines for just $526, but on average you can expect to pay $630.

Are there nonstop flights from San Diego to Heathrow for under $700 on Cheapflights?

Cheapflights has at least 20 direct flights from San Diego to Heathrow under $700. A good price for a nonstop flight from San Diego to Heathrow is less than $778.

Are there last-minute flights available from San Diego to Heathrow for under $600?

There are currently 20+ open flights from San Diego to Heathrow within the next 7 days for less than $600.

Does it rain more in San Diego or Heathrow?

In San Diego, there will be less rainfall in San Diego compared to Heathrow over the next 1 days.

Is San Diego weather warmer or cooler than Heathrow?

Expect the weather to be around 81 °F on average in August. As the temperature peaks, try to get your plans done early, as flight price and availability will have an impact on your travels. The climate in Heathrow is generally colder than in San Diego.

How long is the flight from San Diego to Heathrow?

Departing from San Diego to Heathrow will take you 10h 20m. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

What are the cheapest airlines flying from San Diego to Heathrow round-trip?

Currently priced at $709, Lufthansa will fly you from San Diego to Heathrow and back. In addition to Lufthansa, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from KLM and Finnair - these airlines can fly you to your destination from $715 and $717, respectively. Users have found that Lufthansa is 23% cheaper than the other options available to this destination.

What are the cheapest airlines to fly from San Diego to Heathrow one-way?

The cheapest airlines for a one-way flight from San Diego to Heathrow are Brussels Airlines ($448), SAS ($590), and British Airways ($614).

Alternative routes for San Diego to Heathrow

Destination information for Heathrow

Things to know before you go. Useful info for your trip from San Diego to Heathrow
Today's exchange rate
$1 = £0.79
Flight duration
10h 45m
Average temperature for September in Heathrow
68.0 °F
Avg rainfall for September in Heathrow
2.1 ″

Airports servicing San Diego

Airports servicing London