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Cheap flights from San Diego to London Heathrow Airport from £184

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Diego to London Heathrow Airport departing on 22/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from San Diego to London

Cheap return flights

These are some of the best return flight deals from San Diego to London that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from San Diego to London.

Cheap last-minute flights

Planning a quick getaway from San Diego to London? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to London, so you can enjoy a seamless trip without stopovers.

Cheap bus & train deals from San Diego to London

Find recent round-trip train or bus tickets from San Diego to London.

All round-trip flight deals to London

The cheapest plane tickets to London found on KAYAK recently.
20:30 - 05:55SAN-LHR
25h 25m1 stop
08:25 - 19:18LHR-SAN
18h 53m1 stop
£449JetBlue
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Mo, 13 Jan - Mi, 29 Jan
21:37 - 20:45SAN-LHR
15h 08m1 stop
08:25 - 19:38LHR-SAN
19h 13m1 stop
£451JetBlue
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Mo, 17 Feb - Mi, 26 Feb
10:58 - 17:40SAN-LHR
22h 42m2 stops
06:40 - 22:51LHR-SAN
24h 11m2 stops
£508Scandinavian Airlines
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Mo, 13 Jan - Mi, 29 Jan
21:48 - 12:50SAN-LHR
55h 02m2 stops
14:50 - 11:45LHR-SAN
28h 55m1 stop
Fr, 17 Jan - Fr, 24 Jan
19:26 - 12:50SAN-LHR
57h 24m2 stops
14:50 - 11:30LHR-SAN
28h 40m1 stop
So, 12 Jan - So, 19 Jan
11:50 - 13:20SAN-LHR
17h 30m1 stop
06:50 - 19:50LHR-SAN
21h 00m2 stops
£517Air Canada
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Mi, 23 Apr - Di, 6 Mai
18:10 - 12:35SAN-LHR
10h 25mdirect
12:50 - 16:05LHR-SAN
11h 15mdirect
£520British Airways
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So, 12 Jan - Fr, 31 Jan
11:45 - 10:10SAN-LHR
14h 25m1 stop
14:30 - 15:05LHR-SAN
32h 35m2 stops
£528Air Canada
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So, 19 Jan - Fr, 31 Jan
19:10 - 12:35SAN-LHR
10h 25mdirect
12:50 - 17:05LHR-SAN
11h 15mdirect
£530British Airways
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Mo, 10 Mrz - Mi, 19 Mrz
07:10 - 16:00SAN-LHR
24h 50m2 stops
06:40 - 00:32LHR-SAN
25h 52m2 stops
£534Scandinavian Airlines
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Mo, 13 Jan - Mi, 29 Jan
12:35 - 12:50SAN-LHR
16h 15m1 stop
£184WestJet
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Mi, 22 Jan
15:51 - 12:50SAN-LHR
36h 59m2 stops
Di, 28 Jan
13:47 - 12:50SAN-LHR
39h 03m2 stops
Do, 9 Jan
21:00 - 20:45SAN-LHR
15h 45m1 stop
£232JetBlue
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Di, 28 Jan
21:00 - 20:45SAN-LHR
15h 45m1 stop
£261JetBlue
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So, 12 Jan
10:58 - 16:00SAN-LHR
21h 02m2 stops
£289Scandinavian Airlines
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So, 12 Jan
19:30 - 06:30SAN-LHR
27h 00m2 stops
£334Air Canada
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Di, 1 Apr
11:00 - 18:30SAN-LHR
23h 30m2 stops
£340Scandinavian Airlines
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Di, 20 Mai
19:10 - 12:35SAN-LHR
10h 25mdirect
£368British Airways
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Fr, 21 Mrz
19:50 - 14:20SAN-LHR
10h 30mdirect
£384British Airways
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Do, 1 Mai
20:28 - 20:45SAN-LHR
16h 17m1 stop
07:25 - 19:45LHR-SAN
20h 20m1 stop
£1,199JetBlue
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Mo, 23 Dez - Di, 7 Jan
12:35 - 12:50SAN-LHR
16h 15m1 stop
14:50 - 11:45LHR-SAN
28h 55m1 stop
£1,200WestJet
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So, 22 Dez - Sa, 11 Jan
15:50 - 10:10SAN-LHR
34h 20m1 stop
15:00 - 22:30LHR-SAN
39h 30m2 stops
£1,229United Airlines
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Mo, 23 Dez - Di, 7 Jan
20:05 - 07:30SAN-LHR
27h 25m2 stops
15:00 - 15:48LHR-SAN
32h 48m2 stops
£1,232United Airlines
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Mo, 23 Dez - Di, 7 Jan
07:25 - 18:30SAN-LHR
27h 05m2 stops
06:40 - 23:32LHR-SAN
24h 52m2 stops
£1,241Scandinavian Airlines
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Mo, 23 Dez - Mo, 30 Dez
18:47 - 06:30SAN-LHR
27h 43m2 stops
18:30 - 19:53LHR-SAN
33h 23m2 stops
£1,264
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Mo, 23 Dez - Mo, 6 Jan
15:50 - 10:10SAN-LHR
34h 20m1 stop
08:55 - 20:40LHR-SAN
19h 45m2 stops
£1,278
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Mo, 23 Dez - Mo, 30 Dez
12:49 - 07:20SAN-LHR
34h 31m1 stop
12:50 - 16:05LHR-SAN
11h 15mdirect
£1,351British Airways
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Mo, 23 Dez - Mo, 30 Dez
22:59 - 08:15SAN-LHR
25h 16m1 stop
12:50 - 16:05LHR-SAN
11h 15mdirect
£1,372British Airways
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Mo, 23 Dez - Mo, 30 Dez
06:15 - 18:30SAN-LHR
28h 15m2 stops
06:40 - 23:32LHR-SAN
24h 52m3 stops
£1,490Scandinavian Airlines
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Mo, 23 Dez - Mo, 30 Dez
18:10 - 12:35SAN-LHR
10h 25mdirect
12:50 - 16:05LHR-SAN
11h 15mdirect
£520British Airways
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So, 12 Jan - Fr, 31 Jan
19:50 - 14:20SAN-LHR
10h 30mdirect
11:30 - 14:50LHR-SAN
11h 20mdirect
£525British Airways
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Mi, 30 Apr - Do, 8 Mai
18:10 - 12:35SAN-LHR
10h 25mdirect
12:50 - 16:05LHR-SAN
11h 15mdirect
£529Iberia
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Mo, 17 Feb - Mi, 26 Feb
19:50 - 14:20SAN-LHR
10h 30mdirect
14:45 - 17:50LHR-SAN
11h 05mdirect
£532Iberia
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Di, 15 Apr - Fr, 25 Apr
18:10 - 12:35SAN-LHR
10h 25mdirect
12:50 - 16:05LHR-SAN
11h 15mdirect
£543Finnair
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Mo, 13 Jan - Mi, 29 Jan
18:10 - 12:35SAN-LHR
10h 25mdirect
12:50 - 16:05LHR-SAN
11h 15mdirect
£543Finnair
Find Deal
So, 12 Jan - Fr, 24 Jan
18:10 - 12:35SAN-LHR
10h 25mdirect
12:50 - 16:05LHR-SAN
11h 15mdirect
Mo, 13 Jan - Mi, 29 Jan
18:10 - 12:35SAN-LHR
10h 25mdirect
12:50 - 16:05LHR-SAN
11h 15mdirect
Mo, 13 Jan - Mi, 29 Jan
18:10 - 12:35SAN-LHR
10h 25mdirect
12:50 - 16:05LHR-SAN
11h 15mdirect
£615American Airlines
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Mi, 15 Jan - Mo, 20 Jan
18:10 - 12:35SAN-LHR
10h 25mdirect
12:50 - 16:05LHR-SAN
11h 15mdirect
£630American Airlines
Find Deal
Do, 9 Jan - So, 26 Jan

Iberia flights from San Diego to London Heathrow Airport

Our best Iberia deals on San Diego to London Heathrow Airport flight tickets
Iberia
17 Mar
SAN19:10San Diego
10h 25m
LHR12:35London Heathrow
28 Mar
LHR12:50London Heathrow
11h 15m
SAN17:05San Diego
Iberia
15 Apr
SAN19:50San Diego
10h 30m
LHR14:20London Heathrow
25 Apr
LHR14:45London Heathrow
11h 05m
SAN17:50San Diego
Iberia
10 Mar
SAN09:29San Diego
14h 51m
1 stop
LHR07:20London Heathrow
19 Mar
LHR12:50London Heathrow
11h 15m
SAN17:05San Diego

British Airways flights from San Diego to London Heathrow Airport

Our best British Airways deals on San Diego to London Heathrow Airport flight tickets
British Airways
12 Jan
SAN18:10San Diego
10h 25m
LHR12:35London Heathrow
31 Jan
LHR12:50London Heathrow
11h 15m
SAN16:05San Diego
British Airways
10 Mar
SAN19:10San Diego
10h 25m
LHR12:35London Heathrow
19 Mar
LHR12:50London Heathrow
11h 15m
SAN17:05San Diego
British Airways
23 Apr
SAN16:40San Diego
10h 45m
LHR11:25London Heathrow
6 May
LHR14:45London Heathrow
11h 05m
SAN17:50San Diego

See travel insights to London from

How to get the cheapest flight ticket from San Diego to London Heathrow Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between San Diego and London Heathrow Airport?

What is the cheapest month to fly to London Heathrow Airport?

In general, October is the cheapest month to fly from San Diego to London Heathrow Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £622. The month of November is another great option to travel to London Heathrow Airport, with average flight prices from San Diego averaging around £637.

What is the cheapest day to depart on your flight to London Heathrow Airport?

On average, the least expensive day to fly to London Heathrow Airport from San Diego is on a Monday. momondo users have found tickets for Monday departures for as low as £0. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Wednesday as prices are generally higher than usual. According to our data, the average ticket price to London Heathrow Airport on Wednesday is £960.

What is the cheapest time of day to depart on your flight to London Heathrow Airport?

According to our data, the cheapest time of day to fly to London Heathrow Airport is in the morning. momondo users have found flights departing from San Diego to London Heathrow Airport in the morning for as low as £628. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are £732 on average. Flights to London Heathrow Airport from San Diego in the evening are generally more expensive because this time of day is more convenient for travellers’ schedules.

What is the cheapest San Diego to London Heathrow flight route?

Fly from San Diego to London Heathrow for the best San Diego - London Heathrow flight prices

How far in advance should I book a flight to London Heathrow Airport?

Most flyers found that booking tickets 44 days in advance of their planned departure date is the best time to get cheap flights to London Heathrow Airport. During this timeframe, flight prices are around £734. However, in the past 72 hours, people saw flights from San Diego for as low as £477.

What cabin class options are available on San Diego to London Heathrow flights?

There are 3 cabin classes available to choose from on San Diego to London Heathrow flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on San Diego to London Heathrow Airport flights?

You could potentially save up to 44% on your flight if you consider stops on a San Diego to London Heathrow Airport flight.

How have San Diego to London Heathrow Airport flight prices changed over time?

As of December 2024, prices for San Diego to London Heathrow Airport flights are approximately 32% cheaper when compared to flights at the same time last year.

When to book flights from San Diego to London Heathrow Airport

Are you open to changing your travel dates? Check out the ideal times to fly from San Diego to London Heathrow Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap San Diego to London Heathrow Airport (SAN to LHR) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Diego to London Heathrow Airport

Best price found

£184

Fastest flight time

10h 25m

Direct flights

Every day
The best one-way flight to London Heathrow Airport from San Diego in the past 72 hours is £184. The best return flight deal from San Diego to London Heathrow Airport found on momondo in the last 72 hours is £449.
The fastest flight from San Diego to London Heathrow Airport takes 10h 25m
Direct flights go from San Diego to London Heathrow Airport every day.

  • How far is San Diego to London Heathrow by plane?

    San Diego and London Heathrow are 5468.7 mi apart from one another. 10h 25m is a normal flight duration for this route.

  • When did momondo last update prices for flights from San Diego Airport to London Heathrow Airport?

    Prices for flights from San Diego Airport to London Heathrow Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from San Diego Airport to London Heathrow Airport?

  • How old do you have to be to fly from San Diego Airport to London Heathrow Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Diego Airport to London Heathrow Airport.

  • What documentation or ID do you need to fly to London Heathrow Airport?

    The travel and health documents you'll need for your trip to London Heathrow Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at London Heathrow Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from San Diego to London Heathrow Airport?

  • What is the most popular airline from San Diego to London Heathrow Airport?


Best airlines flying from San Diego to London Heathrow Airport

Compare and see reviews for airlines that fly from San Diego to London Heathrow Airport with momondo
Airline
Rating
Free Cancellation
Price
British AirwaysPriceFrom £581Free CancellationRating
6.6
6,817 reviews
Search British Airways flights
  • British Airways Flights From San Diego to London Heathrow Airport

    Across 7 British Airways flights from San Diego to London Heathrow Airport this week, the average price was £938, with the best British Airways deals starting from £737 round-trip. 6,817 users have rated British Airways on momondo, with an average score of 6.6/10.


Why use momondo?

Why should I use momondo to find a flight deal from San Diego to London?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from San Diego to London. momondo saves you time and could save you money on your trip.

Can I find flights from San Diego to London with flexible booking policies on momondo?

Flights from San Diego to London with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from San Diego to London?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from San Diego to London.

I’m not ready to book a flight from San Diego to London right now. Can momondo alert me if prices change?

If you are simply researching potential flights to London, momondo offers a useful price alert feature which will track prices for flights to London from San Diego and alert you when they change.


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