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$570+ Cheap flights from San Diego (SAN) to London (LON)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/14. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — LON
Jul 14 — Jul 211
Tue 7/14
Tue 7/21
1 adult, Economy
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1. Tell us where you want to go

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Cheapflights Tip: The best prices from San Diego to London are usually found in February or August, booked 51 days in advance, depart on a Wednesday or Saturday and return on a Tuesday

Cheap flight deals from San Diego to London

Cheapest flights from San Diego to London
Explore the most affordable flight options available from San Diego to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 14, 2026.

This Kiwi.com deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/209:37 am
SAN
-
LHR
2 stops18h 18m
Multiple Airlines
Sun 9/137:25 am
LHR
-
SAN
1 stop16h 00m
Multiple Airlines
Deal found 6/10$1,041
This Delta deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/271:34 pm
SAN
-
LHR
1 stop16h 26m
Delta
Sat 9/56:30 am
LHR
-
SAN
1 stop13h 20m
Delta
Deal found 6/10$1,042
This Norse deal was found by Cheapflights users on 6/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Norse is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/232:20 pm
SAN
-
LGW
1 stop32h 00m
Multiple Airlines
Fri 10/21:05 pm
LGW
-
SAN
1 stop33h 30m
Multiple Airlines
Deal found 6/14$1,042
This Scandinavian Airlines deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/257:00 am
SAN
-
LHR
2 stops25h 00m
Scandinavian Airlines
Sat 10/36:40 am
LHR
-
SAN
3 stops25h 02m
Scandinavian Airlines
Deal found 6/10$1,043
This FlightHub deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/18:30 pm
SAN
-
LGW
2 stops29h 05m
JetBlue
Mon 8/3112:20 pm
LGW
-
SAN
1 stop31h 36m
JetBlue
Deal found 6/10$1,043
This Cheapflightsfares deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/27:40 pm
SAN
-
LHR
Nonstop10h 40m
British Airways
Mon 9/1411:35 am
LHR
-
SAN
Nonstop11h 20m
British Airways
Deal found 6/10$1,044
This Air Canada deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/107:00 am
SAN
-
LCY
2 stops17h 40m
Multiple Airlines
Wed 8/199:15 am
LCY
-
SAN
2 stops19h 43m
Multiple Airlines
Deal found 6/10$1,044
This SWISS deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/76:18 am
SAN
-
LCY
2 stops22h 17m
SWISS
Mon 10/57:15 pm
LCY
-
SAN
2 stops31h 25m
SWISS
Deal found 6/9$1,045
This CheapOair deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2712:30 pm
SAN
-
LHR
1 stop15h 20m
Multiple Airlines
Sun 9/67:25 am
LHR
-
SAN
1 stop16h 00m
Multiple Airlines
Deal found 6/11$1,046
This SWISS deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/116:40 am
SAN
-
LCY
2 stops21h 55m
SWISS
Tue 8/187:15 pm
LCY
-
SAN
2 stops31h 15m
SWISS
Deal found 6/11$1,046
This Mytrip deal was found by Cheapflights users on 6/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/13:30 pm
SAN
-
LGW
3 stops32h 25m
Multiple Airlines
Tue 9/812:40 pm
LGW
-
SAN
3 stops33h 30m
Multiple Airlines
Deal found 6/13$1,046
This Virgin Atlantic deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/166:15 am
SAN
-
LCY
2 stops18h 35m
Virgin Atlantic
Fri 9/257:00 pm
LCY
-
SAN
1 stop24h 50m
Virgin Atlantic
Deal found 6/11$1,047

Find flight deals from San Diego to London

Discover tips and strategies to find the most affordable flight options for your journey from San Diego (SAN) to London (LON). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 14, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,041
(Kiwi.com)

One-way from

$570
(Mytrip)

Popular in

June

Cheapest in

February

Average price

$1,383

Good round-trip deal

$950 or less

Good one-way deal

$393 or less
Provider with most accurate pricing for San Diego-London (LON) flight deals.
Search Deals
Provider most trusted by Cheapflights users for San Diego-London (LON) flights.
Search Deals
From San Diego to London (LON)
Search Deals
One-way flight from San Diego to London (LON)
Search Deals
Highest demand for flights based on searches. 27% potential increase in price ($328 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($46 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2026
Search Deals
Price to beat on a round-trip flight from San Diego to London (LON).
Search Deals
Price to beat on a one-way flight from San Diego to London (LON).
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Diego to London that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 14, 2026.
Use the filters below to find and compare flights from San Diego to London that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San DiegoLondon

SAN - LGW

SANLGW

San Diego

Wed 9/23

2:20 pm-6:20 am

1 stop32h 00m

London Gatwick

Fri 10/2

1:05 pm-2:35 pm

1 stop33h 30m

$1,042
Quickest round-trip

San DiegoLondon

SAN - LHR

SANLHR

San Diego

Mon 9/7

7:40 pm-2:20 pm

Nonstop10h 40m

London Heathrow

Tue 9/15

2:30 pm-5:50 pm

Nonstop11h 20m

$1,051

San DiegoLondon

SAN - LGW

SANLGW

San Diego

Sat 9/19

6:18 am-8:20 am

2 stops18h 02m

London Gatwick

Mon 9/28

9:25 am-10:41 pm

2 stops21h 16m

$1,060

San DiegoLondon

SAN - LHR

SANLHR

San Diego

Tue 11/24

6:20 am-7:50 am

1 stop17h 30m

London Heathrow

Mon 11/30

6:20 am-6:46 pm

2 stops20h 26m

$1,074

San DiegoLondon

SAN - LGW

SANLGW

San Diego

Wed 9/16

2:50 pm-2:40 pm

2 stops15h 50m

London Gatwick

Tue 9/29

3:40 pm-10:00 pm

2 stops38h 20m

$1,075

San DiegoLondon

SAN - LCY

SANLCY

San Diego

Thu 8/27

6:18 am-12:35 pm

2 stops22h 17m

London City

Tue 9/8

7:15 pm-6:30 pm

2 stops31h 15m

$1,076

San DiegoLondon

SAN - LCY

SANLCY

San Diego

Sat 9/26

6:40 am-1:45 pm

2 stops23h 05m

London City

Sat 10/10

9:00 am-10:41 pm

2 stops21h 41m

$1,081

San DiegoLondon

SAN - LGW

SANLGW

San Diego

Wed 9/16

11:30 am-2:40 pm

2 stops19h 10m

London Gatwick

Tue 9/22

3:40 pm-10:00 pm

2 stops38h 20m

$1,100

San DiegoLondon

SAN - LCY

SANLCY

San Diego

Tue 11/3

10:51 am-12:50 pm

2 stops17h 59m

London City

Tue 11/10

9:15 am-9:57 pm

2 stops20h 42m

$1,101

San DiegoLondon

SAN - LCY

SANLCY

San Diego

Tue 11/3

10:51 am-12:50 pm

2 stops17h 59m

London City

Mon 11/16

7:05 pm-9:57 pm

2 stops34h 52m

$1,101

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/9

Showing 1-10 of 60 resultsSorted by cheapest first
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Compare providers for flights from San Diego to London

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from San Diego to London in June.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice Accuracy3 starsTrust Score*3 stars
Justfly.comPrice Accuracy3 starsTrust Score*3 stars
CheapTicketsDealPrice Accuracy1 starTrust Score*3 stars
JustAirTicketPrice Accuracy-Trust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on San Diego-London flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Diego-London flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Diego-London flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on San Diego-London flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for San Diego-London flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from San Diego to London

Have a flexible travel schedule? Discover the best time to fly to London from San Diego with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from San Diego to London

What is the cheapest month to book a flight from San Diego to London?

Currently, May is the cheapest month in which you can book a flight from San Diego to London (average of $102). Flying from San Diego to London in June is currently the most expensive (average of $730). 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.

What is the cheapest time of day to fly from SAN to LON?

Find hourly flight availability from San Diego to London. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 14, 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from San Diego to London as you normally would.

Weekly flight availability from San Diego to London

Explore weekly flight availability from San Diego to London. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated June 14, 2026.

The most flights from SAN to LON are scheduled on a Friday (9 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (8 on average).

How much does it cost to fly round-trip from San Diego to London?

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

The price you pay for your flight from San Diego to London may vary depending on when you book. For the best chance of a lower fare, look to book 33 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

The best insider tips for San Diego to London flights

AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your San Diego to London trip
Our travel experts
Blane Bachelor

Blane Bachelor

Expert on SAN

Blane Bachelor is a journalist and editor specializing in travel and aviation who writes regularly for top global outlets. Born and raised in Florida, Blane has worked and lived in four countries, including the Netherlands, where she’s currently based with her family. Her favorite way to get to know a new destination is by running or riding a bike around town – or hearing a spooky ghost story about local history. She will always choose the window seat.

Read more
Ramsey Qubein

Ramsey Qubein

Expert on LHR

An avid traveler and aviation expert who has visited 173 countries, all 50 states and seven continents, Ramsey Qubein flies nearly 400,000 miles a year. As a North Carolina-based freelance journalist for publications including Conde Nast Traveler, Forbes, USA Today and Bloomberg among others, he explores the latest trends in aviation, hospitality, cruises and business.

Read more

Reviews of airlines servicing London

Get insights into the airlines that provide service to London. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to London. Reviews last updated June 14, 2026.
Peruse reviews from past customers who have flown with Delta,Virgin Atlantic, andAmerican Airlines from San Diego to London to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,403 reviews

Overall

7.9

Crew

8.5

Boarding

8.1

Entertainment

7.8

Comfort

7.8

Food

7.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
7.9
Good
8,403 reviews
Delta
7.9
Good
8,403 reviews

Overall

7.9

Crew

8.5

Boarding

8.1

Entertainment

7.8

Comfort

7.8

Food

7.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Virgin Atlantic
7.5
Good
690 reviews
Delta
7.9
Good
8,403 reviews

Overall

7.9

Crew

8.5

Boarding

8.1

Entertainment

7.8

Comfort

7.8

Food

7.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
American Airlines
7.1
Good
11,657 reviews
Delta
7.9
Good
8,403 reviews

Overall

7.9

Crew

8.5

Boarding

8.1

Entertainment

7.8

Comfort

7.8

Food

7.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Iberia
7.0
Good
3,234 reviews
Delta
7.9
Good
8,403 reviews

Overall

7.9

Crew

8.5

Boarding

8.1

Entertainment

7.8

Comfort

7.8

Food

7.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
British Airways
6.7
Okay
8,047 reviews
Delta
7.9
Good
8,403 reviews

Overall

7.9

Crew

8.5

Boarding

8.1

Entertainment

7.8

Comfort

7.8

Food

7.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from San Diego to London. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • 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 8 outbound flights to London per day. 9 airlines have flights to London from San Diego on a regular basis.

  • How long is the flight from San Diego to London?

    There are many flights that can get you from San Diego to London in 19h 10m. Fly via Virgin Atlantic, SWISS, or Scandinavian Airlines to get the fastest option. Airlines will cover a distance of 5484 mi. This flight may include one or multiple stops.

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

    According to our current data, JetBlue ($181), Delta ($552), and United Airlines ($567) offers the cheapest pricing from San Diego to London. JetBlue is 79% cheaper than the average price of flights available within the next 90 days to this destination.

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

    The cheapest airlines for a one-way flight from San Diego to London are JetBlue ($179), Iberia ($334), and British Airways ($392).

  • What are the most popular routes from San Diego to London?

    When deciding which route to take from San Diego to London consider San Diego - London Heathrow, San Diego - London Gatwick or San Diego - London City as they are the most popular.

  • What are the most reliable airlines from San Diego to London?

    Consider Aer Lingus (83%), Finnair (83%) or Iberia (83%) when booking your flight. These represent the most reliable airlines when flying from San Diego to London.

  • What are the cheapest flights from San Diego to London?

    Looking at all options, your cheapest flight can be booked for $330. While the most popular route (San Diego - London Heathrow) can be booked for $794 on average, our data indicates $2,586 when flying from San Diego to London.

  • Can I find deals for flights from San Diego to London that include hotel bookings?

    Yes. In addition to deals on San Diego to London flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from San Diego to London?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Diego to London.

  • Can I find deals for business class flights from San Diego to London?

    Yes. Cheapflights offers flight deals from San Diego to London by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from San Diego to London?

    Currently, May is the cheapest month in which you can book a flight from San Diego to London (average of $102). Flying from San Diego to London in June is currently the most expensive (average of $730). 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.

See more FAQs

Traveling to a place near London?

Book flights to London if you plan to visit one of these locations
Ilford
Dorking
Hounslow
Winchester
Croydon
Gatwick
Southend-on-Sea
Wembley
Harrow
Eastleigh
Dartford
Dover
Orpington
Watford
Chipping Norton
Hayes
Kingston upon Thames
Eastbourne
Slough
Stansted

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 9 airlines flying from San Diego to London

Discover the top 9 airlines that operate flights from San Diego to London. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 14, 2026.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$181Average$1,178FlexibilityNo cancel feeOn-time62%
DeltaCheapest$552Average$969FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$567Average$941FlexibilityNo cancel feeOn-time69%
British AirwaysCheapest$572Average$876FlexibilityNo cancel feeOn-time70%
IberiaCheapest$577Average$773FlexibilityNo cancel feeOn-time77%
Scandinavian AirlinesCheapest$578Average$706FlexibilityNo cancel feeOn-time77%
American AirlinesCheapest$593Average$953FlexibilityNo cancel feeOn-time71%
LufthansaCheapest$621Average$888FlexibilityNo cancel feeOn-time76%
Virgin AtlanticCheapest$623Average$685FlexibilityNo cancel feeOn-time72%

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