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$404+ Cheap flights from the United Kingdom to San Diego (SAN)

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 8/30. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — SAN
jul. 7 — jul. 141
mar. 7/7
mar. 7/14
1 adult, Economy
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Cheap flight deals from United Kingdom to San Diego

Cheapest flights from United Kingdom to San Diego
Explore the most affordable flight options available from United Kingdom to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on junio 7, 2026.

This KLM deal was found by Cheapflights users on 6/5. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 9/99:20 am
BHX
-
SAN
2 stops17h 34m
Multiple Airlines
mié. 9/237:20 am
SAN
-
BHX
2 stops18h 10m
Multiple Airlines
Deal found 6/5$806
This TravelUp deal was found by Cheapflights users on 6/7. 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 TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 9/237:05 am
MAN
-
SAN
1 stop15h 50m
British Airways
lun. 9/284:45 pm
SAN
-
MAN
1 stop14h 25m
British Airways
Deal found 6/7$833
This Delta deal was found by Cheapflights users on 6/6. 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.
jue. 9/175:55 am
BHX
-
SAN
1 stop13h 55m
Delta
jue. 10/11:37 pm
SAN
-
BHX
2 stops20h 13m
Delta
Deal found 6/6$839
This ChecknFly deal was found by Cheapflights users on 6/5. 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 ChecknFly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 9/292:00 pm
GLA
-
SAN
1 stop16h 19m
Lufthansa
vie. 10/27:41 pm
SAN
-
GLA
3 stops30h 29m
Lufthansa
Deal found 6/5$855
This British Airways deal was found by Cheapflights users on 6/6. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 9/18:35 am
MAN
-
SAN
1 stop14h 20m
British Airways
jue. 9/177:40 pm
SAN
-
MAN
1 stop15h 35m
British Airways
Deal found 6/6$872
This United Airlines deal was found by Cheapflights users on 6/6. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 9/92:00 pm
GLA
-
SAN
2 stops27h 05m
United Airlines
dom. 9/138:00 am
SAN
-
GLA
2 stops18h 10m
United Airlines
Deal found 6/6$878
This TravelUp deal was found by Cheapflights users on 6/4. 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 TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 7/811:30 am
EDI
-
SAN
1 stop15h 57m
JetBlue
mié. 7/2211:51 am
SAN
-
EDI
1 stop13h 29m
JetBlue
Deal found 6/4$881
This ChecknFly deal was found by Cheapflights users on 6/7. 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 ChecknFly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 9/110:35 am
MAN
-
SAN
1 stop36h 50m
Lufthansa
jue. 9/176:18 am
SAN
-
MAN
2 stops20h 07m
Lufthansa
Deal found 6/7$883
This United Airlines deal was found by Cheapflights users on 6/6. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/179:40 am
EDI
-
SAN
2 stops18h 54m
United Airlines
lun. 9/2111:00 am
SAN
-
EDI
2 stops15h 35m
United Airlines
Deal found 6/6$884
This British Airways deal was found by Cheapflights users on 6/4. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 9/711:25 am
EDI
-
SAN
1 stop17h 10m
British Airways
vie. 9/114:45 pm
SAN
-
EDI
1 stop16h 50m
British Airways
Deal found 6/4$896
This TravelUp deal was found by Cheapflights users on 6/6. 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 TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 7/211:30 am
EDI
-
SAN
1 stop29h 40m
JetBlue
vie. 7/108:30 pm
SAN
-
EDI
1 stop28h 50m
JetBlue
Deal found 6/6$900
This TravelUp deal was found by Cheapflights users on 6/4. 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 TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 7/411:30 am
EDI
-
SAN
1 stop16h 00m
JetBlue
vie. 7/178:30 pm
SAN
-
EDI
1 stop28h 50m
JetBlue
Deal found 6/4$904

Find flight deals from United Kingdom to San Diego

Keep the following information in mind while searching for United Kingdom to San Diego flight deals. Data was last updated junio 7, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$806
(KLM)

One-way from

$404
(Kiwi.com)

Popular in

December

Cheapest in

January

Average price

$781

Good round-trip deal

$1,158 or less

Good one-way deal

$736 or less
Provider with most accurate pricing for London (LON)-San Diego flight deals.
Search Deals
Provider most trusted by Cheapflights users for London (LON)-San Diego flights.
Search Deals
From United Kingdom to San Diego
Search Deals
One-way flight from United Kingdom to San Diego
Search Deals
Highest demand for flights based on searches. 2% potential increase in price ($24 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($25 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 United Kingdom to San Diego.
Search Deals
Price to beat on a one-way flight from United Kingdom to San Diego.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from United Kingdom to San Diego 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 junio 7, 2026.
Use the filters below to find and compare flights from the United Kingdom to San Diego that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BirminghamSan Diego

BHX - SAN

BHXSAN

Birmingham

jue. 9/17

5:55 am-11:50 am

1 stop13h 55m

San Diego

jue. 10/1

1:37 pm-5:50 pm

2 stops20h 13m

$839

BirminghamSan Diego

BHX - SAN

BHXSAN

Birmingham

jue. 9/17

5:55 am-11:50 am

1 stop13h 55m

San Diego

jue. 10/1

1:40 pm-12:40 pm

1 stop15h 00m

$846

ManchesterSan Diego

MAN - SAN

MANSAN

Manchester

mar. 9/1

8:35 am-2:55 pm

1 stop14h 20m

San Diego

jue. 9/17

7:40 pm-7:15 pm

1 stop15h 35m

$872

GlasgowSan Diego

GLA - SAN

GLASAN

Glasgow Intl

mié. 9/9

2:00 pm-9:32 am

2 stops27h 32m

San Diego

dom. 9/13

8:00 am-10:10 am

2 stops18h 10m

$882

EdinburghSan Diego

EDI - SAN

EDISAN

Edinburgh Turnhouse

jue. 9/17

9:40 am-8:34 pm

2 stops18h 54m

San Diego

lun. 9/21

11:00 am-10:35 am

2 stops15h 35m

$884

ManchesterSan Diego

MAN - SAN

MANSAN

Manchester

mar. 9/1

10:35 am-10:27 pm

2 stops43h 52m

San Diego

jue. 9/17

7:41 pm-5:20 pm

2 stops37h 39m

$891

Newcastle upon TyneSan Diego

NCL - SAN

NCLSAN

Newcastle upon Tyne

mar. 11/3

9:20 am-4:10 pm

1 stop14h 50m

San Diego

vie. 11/6

6:00 pm-4:00 pm

1 stop14h 00m

$904

GlasgowSan Diego

GLA - SAN

GLASAN

Glasgow Intl

mié. 9/9

7:30 am-2:55 pm

1 stop15h 25m

San Diego

dom. 9/13

4:45 pm-4:50 pm

1 stop16h 05m

$925

EdinburghSan Diego

EDI - SAN

EDISAN

Edinburgh Turnhouse

jue. 9/17

11:25 am-8:51 pm

1 stop17h 26m

San Diego

lun. 9/21

4:45 pm-5:35 pm

1 stop16h 50m

$934

BirminghamSan Diego

BHX - SAN

BHXSAN

Birmingham

jue. 9/17

6:05 am-8:34 pm

2 stops22h 29m

San Diego

jue. 10/1

3:56 pm-9:45 pm

2 stops21h 49m

$939

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/3

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from United Kingdom to San Diego

Have a flexible travel schedule? Discover the best time to fly to San Diego from United Kingdom 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 the United Kingdom to San Diego

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

Currently, February is the cheapest month in which you can book a flight from United Kingdom to San Diego (average of $460). Flying from United Kingdom to San Diego in October is currently the most expensive (average of $1,939). 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 GB to SAN?

Find hourly flight availability from United Kingdom to San Diego. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated junio 7, 2026.

When flying from United Kingdom to San Diego, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from United Kingdom to San Diego

Explore weekly flight availability from United Kingdom to San Diego. 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 junio 7, 2026.

The most flights from GB0 to SAN are scheduled on a Monday (9 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (3 on average).

How often are flights from the United Kingdom to San Diego delayed?

About 17% of weekly flights between United Kingdom and San Diego have experienced delays in the past year, with the average delay time being 151 minutes.

What is the most punctual flight time for the United Kingdom to San Diego flights?

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Tuesday tends to have the lowest number of delays on this route, whereas Thursday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on the United Kingdom to San Diego flights?

Over the last year, British Airways have had the lowest number of delays on this route, with just 17% of flights being delayed.

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

Booking 16 days in advance of your planned departure date is, on average, the best time to get cheap flights from United Kingdom to San Diego. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

Reviews of airlines servicing San Diego

Get insights into the airlines that provide service to San Diego. 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 San Diego. Reviews last updated junio 7, 2026.
Read reviews from past customers who have flown United Airlines,American Airlines, andBritish Airways from the United Kingdom to San Diego. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,777 reviews

Boarding

7.7

Crew

8.1

Food

6.6

Overall

7.4

Comfort

7.3

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.
United Airlines
7.4
Good
9,777 reviews
United Airlines
7.4
Good
9,777 reviews

Boarding

7.7

Crew

8.1

Food

6.6

Overall

7.4

Comfort

7.3

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.
American Airlines
7.1
Good
11,649 reviews
United Airlines
7.4
Good
9,777 reviews

Boarding

7.7

Crew

8.1

Food

6.6

Overall

7.4

Comfort

7.3

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.
British Airways
6.7
Okay
8,028 reviews
United Airlines
7.4
Good
9,777 reviews

Boarding

7.7

Crew

8.1

Food

6.6

Overall

7.4

Comfort

7.3

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.

Related info for your journey

Find useful and relevant information for your journey from United Kingdom to San Diego. 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 into for flights to San Diego from United Kingdom?

    Located just 2.6 mi from the city center, San Diego (SAN) is the airport most travelers will use when flying to San Diego from United Kingdom.

  • How long is the flight from United Kingdom to San Diego?

    Delta, KLM, and British Airways can get you from United Kingdom to San Diego in just under 13h 55m. Your travel time can differ by up to 6h 29m. The distance between United Kingdom and San Diego is about 5384 mi. This flight may include one or multiple stops.

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

    The cheapest airlines for a one-way flight from United Kingdom to San Diego are American Airlines ($432), JetBlue ($436), and Iberia ($492).

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

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

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

    Before booking your flight to San Diego from United Kingdom, check out the most reliable airlines to get you to your destination on time: American Airlines (82%), Alaska Airlines (82%), British Airways( 82%).

  • What are the cheapest flights from United Kingdom to San Diego?

    Looking for the cheapest flight from United Kingdom to San Diego? While on average our users pay $1,310, our data indicates the cheapest price to be $535. The most popular route (London Heathrow - San Diego), is priced around $721.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from United Kingdom to San Diego 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 United Kingdom to San Diego?

    Currently, February is the cheapest month in which you can book a flight from United Kingdom to San Diego (average of $460). Flying from United Kingdom to San Diego in October is currently the most expensive (average of $1,939). 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 San Diego?

Book flights to San Diego if you plan to visit one of these locations
El Cajon
Chula Vista
National City
Poway
Coronado
La Mesa
Santee
Julian
Lemon Grove

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Top 3 airlines flying from United Kingdom to San Diego

Discover the top 3 airlines that operate flights from United Kingdom to San Diego. 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 junio 7, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$605Average$894FlexibilityNo cancel feeOn-time69%
British AirwaysCheapest$640Average$941FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$697Average$1,019FlexibilityNo cancel feeOn-time71%

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