Cheap flights from San Diego (SAN) to London (LON)

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

How to find the cheapest flight from
San Diego (SAN) to London (LON)

All the information you need to plan the best SAN to LON flight in 2021: compare San Diego to London flight prices with the expected peak season, weather and rainfall in London.
SAN - LON
Price
$753 - $1,318
LON
Temperature
48.2 - 73.4 °F
LON
Rainfall
1.4 - 2.8 inches

Popular in

June

High demand for flights, 28% potential price rise

Cheapest in

February

Best time to find cheap flights, 21% potential price drop

Round-trip from

$753

From San Diego to London

One-way from

$379

One-way flight from San Diego to London

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 London?

Travelers have found that booking a Tuesday departure is the best way to save up to 34% on the cost of booking your flights compared to booking on days of the week where this route is of high demand.

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

Travelers have found it’s best to book a flight 61 days in advance to save up to 44% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 61 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from San Diego to London 1-2 weeks in advance for as low as $910, or $1,146 for flights within the next 24 hours.

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

October is one of the best times of the year to fly to London from San Diego. Prices for October average $714 per person but you can even find prices for as low as $445. The most expensive prices can be found in the month of July. Opting for a October flight can save you 31% on your journey compared to booking in October

When is the cheapest time to fly from San Diego to London (SAN - LON)?

One of the essential ways to save on airfare from San Diego to London is to remain as flexible as possible. Flights that are in the evening tend to be the most expensive. A flight in the afternoon could potentially save you up to 22% on airfare.

Cheap flights from San Diego to London in June, July 2021

The best prices found for SAN to LON flights for June, July
14 Jul - 28 Jul
$667pp
SAN
San Diego
KLM
 
1 STOP
LHR
London Heathrow
LHR
London Heathrow
KLM
 
1 STOP
SAN
San Diego
19 Jul - 30 Jul
$668pp
SAN
San Diego
KLM
 
1 STOP
LHR
London Heathrow
LHR
London Heathrow
KLM
 
1 STOP
SAN
San Diego
20 Jul - 27 Jul
$899pp
SAN
San Diego
Multiple Airlines
     
3 STOPS
STN
London Stansted
STN
London Stansted
Multiple Airlines
     
3 STOPS
SAN
San Diego

San Diego to London 2021 flight deals

Cheap flights to London from San Diego found for this year
6 Aug - 28 Aug
$657pp
SAN
San Diego
British Airways
 
1 STOP
LHR
London Heathrow
LHR
London Heathrow
British Airways
Non-Stop
SAN
San Diego
14 Jul - 28 Jul
$667pp
SAN
San Diego
KLM
 
1 STOP
LHR
London Heathrow
LHR
London Heathrow
KLM
 
1 STOP
SAN
San Diego
19 Jul - 30 Jul
$668pp
SAN
San Diego
KLM
 
1 STOP
LHR
London Heathrow
LHR
London Heathrow
KLM
 
1 STOP
SAN
San Diego

Non-stop flights to London from San Diego

Save time with San Diego to London direct flight deals
2 Nov - 10 Nov
$730pp
SAN
San Diego
Finnair
Non-Stop
LHR
London Heathrow
LHR
London Heathrow
Finnair
Non-Stop
SAN
San Diego
17 Oct - 5 Nov
$731pp
SAN
San Diego
Finnair
Non-Stop
LHR
London Heathrow
LHR
London Heathrow
Finnair
Non-Stop
SAN
San Diego
1 Nov - 10 Nov
$732pp
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 London

Late deals on round-trip flights to London from San Diego, departing today and this week
28 Jun - 19 Jul
$1,117pp
SAN
San Diego
Multiple Airlines
   
2 STOPS
LHR
London Heathrow
LHR
London Heathrow
Multiple Airlines
   
2 STOPS
SAN
San Diego
1 Jul - 19 Jul
$1,127pp
SAN
San Diego
Multiple Airlines
   
2 STOPS
LHR
London Heathrow
LHR
London Heathrow
Multiple Airlines
   
2 STOPS
SAN
San Diego
28 Jun - 21 Jul
$1,137pp
SAN
San Diego
Multiple Airlines
   
2 STOPS
LHR
London Heathrow
LHR
London Heathrow
Multiple Airlines
   
2 STOPS
SAN
San Diego

One-way flights to London from San Diego

The cheapest one-way flights from San Diego to London
3:19 am - 6:50 am
Iberia
1 Stop
19h 31m
SAN - LHR
Iberia
$379
SnapTravelAir
10:50 am - 12:25 pm
Lufthansa
1 Stop
17h 35m
SAN - LCY
Lufthansa
$383
Lufthansa
3:25 am - 10:55 am
Multiple Airlines
2 Stops
23h 30m
SAN - LHR
Multiple Airlines
$415
Kiwi.com

Related info for your journey

Useful info, stats and facts about <span class="emphasized">San Diego</span> to <span class="emphasized">London</span> flights.

Flight FAQs

From San Diego to London

Are flight prices decreasing from San Diego to London 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 London 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.

What safety measures are being taken by airlines flying from San Diego to London to control the spread of COVID-19?

Airlines globally have implemented additional safety measures to accommodate you. Alaska Airlines is one of them. Airline carriers are regularly disinfecting and sanitizing their aircraft. Masks are provided and are mandatory while on board. Pre-flight testing for symptoms and antibodies, alongside socially distanced seating (for a limited time) will work towards keeping travelers safer while flying from San Diego to London. Policies will vary by airline.

Which airlines flying from San Diego to London have flexible cancellations due to COVID-19?

Some of the carriers operating flights from San Diego to London that may be offering flexible cancellation policies are British Airways, American Airlines, and United Airlines. Our site will let you filter for all airlines offering greater flexibility due to COVID-19.

What airport do you fly from for flights from San Diego to London?

For a flight from San Diego to London, you will be flying from San Diego. San Diego (SAN) is just 2.6 mi from the center of the city. San Diego is the only San Diego airport and it handles 0 outbound flights to London per day. 16 airlines have flights to London from San Diego on a regular basis.

Can I find flights from San Diego to London for under $700 on Cheapflights?

Yes, there are multiple flights from San Diego to London for under $700. The cheapest flight booked recently is on British Airways for just $657, but on average you can expect to pay $708.

Are there nonstop flights from San Diego to London for under $800 on Cheapflights?

Cheapflights has at least 20 direct flights from San Diego to London under $800. A good price for a nonstop flight from San Diego to London is less than $798.

Are there last-minute flights available from San Diego to London for under $1,200?

There are currently 20+ open flights from San Diego to London within the next 7 days for less than $1,200.

Is San Diego weather warmer or cooler than London?

Temperatures around the 81 °F's can be experienced in August. The weather in London is colder than in San Diego. Plan for potential changes in flight availability as peak weather approaches in this location.

How long is the flight from San Diego to London?

For as low as $730, Finnair can have you in London from San Diego in 10h 20m. This flight may include one or multiple stops.

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

Cheapflights users have booked flights from San Diego to London round-trip from $657. Other airlines that can offer you cheap pricing are KLM, from $667, and Air Canada, from $683. These flights start at 30% lower than the current average price 3 months from now.

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

For one-way options, check prices for Iberia. According to our data, you can fly for as low as $264. Users have also found tickets on Lufthansa for as little as $278.

Alternative routes for San Diego to London

See prices for flight routes from nearby airports that may be better suited for you.

Destination information for London

Things to know before you go - useful duration and weather info for your trip from San Diego to London.
Today's exchange rate
$1 = £0.72
Flight duration
10h 45m
Average temperature for June in London
69.8 °F
Avg rainfall for June in London
1.7 ″

Airports servicing San Diego

Airports servicing London

Gatwick (LGW)
City (LCY)
Stansted (STN)
Luton (LTN)
Southend (SEN)

Top 10 airlines flying from San Diego to London

The chart below displays the airlines Cheapflights users traveling from San Diego to London choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
Airline Cheapest Average Flexibility On-time COVID-19 safety
Alaska Airlines
$97 $155 No cancel fee 75%
Brussels Airlines
$391 $570 No cancel fee N/A
United Airlines
$129 $584 No cancel fee 69%
Air France
$642 $868 No cancel fee 77%
KLM
$384 $871 No cancel fee 75%
Virgin Atlantic
$588 $975 No cancel fee 72%
Iberia
$412 $984 No cancel fee 77%
Delta
$384 $987 No cancel fee N/A
Finnair
$604 $990 No cancel fee 76%
Air Canada
$602 $1,069 No cancel fee 67%
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