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$327+ Cheap flights from San Diego (SAN) to the United Kingdom

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 8/1. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — LHR
ago. 3 — ago. 101
dom. 8/3
dom. 8/10
1 adult, Economy
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Cheap flight deals from San Diego to United Kingdom

Keep the following information in mind while searching for San Diego to United Kingdom flight deals. Data was last updated julio 29, 2025.

Round-trip from

$557
(Ovago)

One-way from

$327
(Kiwi.com)

Popular in

June

Cheapest in

February

Average price

$1,162

Good round-trip deal

$714 or less

Good one-way deal

$558 or less
From San Diego to United Kingdom
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One-way flight from San Diego to United Kingdom
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Highest demand for flights based on searches. 25% potential increase in price ($305 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($45 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Price to beat on a round-trip flight from San Diego to United Kingdom.
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Price to beat on a one-way flight from San Diego to United Kingdom.
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Find flight deals from San Diego to United Kingdom

Cheapest flights from San Diego to United Kingdom
Explore the most affordable flight options available from San Diego to United Kingdom. Find the lowest fares from popular airlines and budget airlines, with prices last updated on julio 29, 2025.

This Ovago deal was found by Cheapflights users on 7/27. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 9/205:15 pmSAN - INV
2 stops32h 55mBritish Airways
mar. 10/73:45 pmINV - SAN
1 stop31h 05mBritish Airways
Deal found 7/27$557
This Air Canada deal was found by Cheapflights users on 7/29. 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.
mar. 8/1912:25 pmSAN - LHR
2 stops34h 05mAir Canada
mié. 8/272:05 pmLHR - SAN
2 stops29h 30mAir Canada
Deal found 7/29$609
This Virgin Atlantic deal was found by Cheapflights users on 7/28. 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.
mar. 9/96:15 amSAN - LCY
2 stops17h 00mVirgin Atlantic
mié. 9/175:10 pmLCY - SAN
1 stop26h 50mVirgin Atlantic
Deal found 7/28$611
This Delta deal was found by Cheapflights users on 7/29. 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.
dom. 8/178:05 amSAN - LHR
1 stop21h 05mDelta
dom. 8/3111:30 amLHR - SAN
2 stops19h 24mDelta
Deal found 7/29$612
This Ovago deal was found by Cheapflights users on 7/28. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 8/276:20 amSAN - LCY
2 stops21h 50mBritish Airways
lun. 9/13:30 pmLCY - SAN
2 stops34h 44mBritish Airways
Deal found 7/28$612
This Ovago deal was found by Cheapflights users on 7/29. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 8/43:22 pmSAN - LHR
1 stop13h 23mBritish Airways
lun. 8/1111:15 amLHR - SAN
1 stop16h 23mBritish Airways
Deal found 7/29$614
This Mytrip deal was found by Cheapflights users on 7/28. 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.
lun. 8/116:15 amSAN - LGW
2 stops20h 40mMultiple Airlines
mié. 8/2710:55 amLGW - SAN
2 stops20h 42mMultiple Airlines
Deal found 7/28$614
This SWISS deal was found by Cheapflights users on 7/29. 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.
vie. 11/71:10 pmSAN - LGW
2 stops20h 40mSWISS
lun. 11/106:40 pmLGW - SAN
2 stops35h 40mSWISS
Deal found 7/29$617
This Delta deal was found by Cheapflights users on 7/27. 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.
dom. 9/211:55 pmSAN - LCY
1 stop18h 45mDelta
jue. 11/279:20 amLCY - SAN
2 stops35h 38mDelta
Deal found 7/27$622
This Austrian Airlines deal was found by Cheapflights users on 7/29. 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 Austrian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 9/216:40 amSAN - LHR
2 stops28h 00mAustrian Airlines
lun. 10/1310:25 amLHR - SAN
2 stops41h 54mAustrian Airlines
Deal found 7/29$624
This Mytrip deal was found by Cheapflights users on 7/27. 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.
jue. 9/2512:25 pmSAN - LHR
1 stop15h 25mMultiple Airlines
sáb. 10/46:55 amLHR - SAN
1 stop16h 30mMultiple Airlines
Deal found 7/27$626
This Booking.com deal was found by Cheapflights users on 7/27. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 9/1010:54 amSAN - LHR
2 stops22h 11mLufthansa
jue. 9/256:30 amLHR - SAN
2 stops16h 55mLufthansa
Deal found 7/27$635

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Diego to United Kingdom 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 julio 29, 2025.
Use the filters below to find and compare flights from San Diego to the United Kingdom that are best for you.

Fly from

San Diego

Fly to

United Kingdom

Route

Depart

Return

Price

San DiegoInverness

SAN - INV

SANINV

San Diego

sáb. 9/20

5:15 pm-10:10 am

2 stops32h 55m

Inverness

mar. 10/7

3:45 pm-2:50 pm

1 stop31h 05m

$557

San DiegoLondon

SAN - LHR

SANLHR

San Diego

sáb. 9/13

10:30 pm-6:30 am

2 stops24h 00m

London Heathrow

dom. 10/5

9:30 am-7:35 pm

1 stop18h 05m

$611

San DiegoLondon

SAN - LCY

SANLCY

San Diego

mar. 9/9

6:15 am-7:15 am

2 stops17h 00m

London City

mié. 9/17

5:10 pm-12:00 pm

1 stop26h 50m

$611

San DiegoLondon

SAN - LHR

SANLHR

San Diego

dom. 8/17

6:15 am-8:55 am

1 stop18h 40m

London Heathrow

sáb. 8/30

9:00 am-8:44 pm

2 stops19h 44m

$612

San DiegoLondon

SAN - LCY

SANLCY

San Diego

mié. 8/27

6:20 am-12:10 pm

2 stops21h 50m

London City

lun. 9/1

3:30 pm-6:14 pm

2 stops34h 44m

$612

San DiegoLondon

SAN - LGW

SANLGW

San Diego

lun. 8/11

6:15 am-10:55 am

2 stops20h 40m

London Gatwick

mié. 8/27

10:55 am-11:37 pm

2 stops20h 42m

$614

San DiegoLondon

SAN - LHR

SANLHR

San Diego

jue. 9/18

7:32 pm-12:50 pm

1 stop33h 18m

London Heathrow

mié. 10/8

2:55 pm-6:00 pm

Nonstop11h 05m

$615

San DiegoLondon

SAN - LHR

SANLHR

San Diego

sáb. 8/23

12:01 pm-7:40 am

1 stop35h 39m

London Heathrow

sáb. 8/30

10:50 am-3:25 pm

1 stop36h 35m

$616

San DiegoLondon

SAN - LHR

SANLHR

San Diego

dom. 1/25

5:35 pm-3:50 pm

1 stop14h 15m

London Heathrow

vie. 2/6

6:30 am-5:49 pm

2 stops19h 19m

$622

San DiegoLondon

SAN - LCY

SANLCY

San Diego

dom. 9/21

1:55 pm-4:40 pm

1 stop18h 45m

London City

jue. 11/27

9:20 am-12:58 pm

2 stops35h 38m

$622

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/28

Showing 1-10 of 60 results
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Best time to book a flight from San Diego to United Kingdom

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

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

Currently, November is the cheapest month in which you can book a flight from San Diego to United Kingdom (average of $661). Flying from San Diego to United Kingdom in June is currently the most expensive (average of $1,097). 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 GB?

Find hourly flight availability from San Diego to United Kingdom. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated julio 29, 2025.

When flying from San Diego to United Kingdom, 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 San Diego to United Kingdom

Explore weekly flight availability from San Diego to United Kingdom. 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 julio 29, 2025.

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

Reviews of airlines servicing United Kingdom

Get insights into the airlines that provide service to United Kingdom. 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 United Kingdom. Reviews last updated julio 29, 2025.
Read reviews from past customers who have flown Delta, KLM, and Air France from San Diego to the United Kingdom. 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.
Delta
8.0
Very good
7,977 reviews

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Crew

8.5

Food

7.3

Overall

8.0

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
8.0
Very good
7,977 reviews
Delta
8.0
Very good
7,977 reviews

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Crew

8.5

Food

7.3

Overall

8.0

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.
KLM
7.8
Good
1,383 reviews
Delta
8.0
Very good
7,977 reviews

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Crew

8.5

Food

7.3

Overall

8.0

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.
Air France
7.5
Good
1,465 reviews
Delta
8.0
Very good
7,977 reviews

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Crew

8.5

Food

7.3

Overall

8.0

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.
SWISS
7.5
Good
1,683 reviews
Delta
8.0
Very good
7,977 reviews

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Crew

8.5

Food

7.3

Overall

8.0

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.
United Airlines
7.4
Good
8,899 reviews
Delta
8.0
Very good
7,977 reviews

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Crew

8.5

Food

7.3

Overall

8.0

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 United Kingdom. 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 United Kingdom?

    San Diego (SAN), located 2.6 mi from the city center, is the airport you fly out of when you book flights from San Diego to United Kingdom.

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

    For one-way options, check prices for WestJet. According to our data, you can fly for as low as $333. Users have also found prices from $357 and $371 on JetBlue and Air Canada, respectively.

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

    When deciding which route to take from San Diego to United Kingdom 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 United Kingdom?

    The top 3 most reliable airlines when flying from San Diego to United Kingdom are American Airlines (80%), Alaska Airlines (80%) and British Airways (80%).

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

    Looking for the cheapest flight from San Diego to United Kingdom? While on average our users pay $2,684, our data indicates the cheapest price to be $437. The most popular route (San Diego - London Heathrow), is priced around $515.

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from San Diego to United Kingdom (average of $661). Flying from San Diego to United Kingdom in June is currently the most expensive (average of $1,097). 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

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Alternative routes for San Diego to United Kingdom

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Top 10 airlines flying from San Diego to United Kingdom

Discover the top 10 airlines that operate flights from San Diego to United Kingdom. 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 julio 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$578Average$897FlexibilityNo cancel feeOn-time71%
JetBlueCheapest$580Average$1,042FlexibilityNo cancel feeOn-time62%
KLMCheapest$580Average$879FlexibilityNo cancel feeOn-time75%
DeltaCheapest$586Average$1,020FlexibilityNo cancel feeOn-timeN/A
IberiaCheapest$589Average$818FlexibilityNo cancel feeOn-time77%
LufthansaCheapest$590Average$843FlexibilityNo cancel feeOn-time76%
FinnairCheapest$595Average$692FlexibilityNo cancel feeOn-time76%
Virgin AtlanticCheapest$620Average$938FlexibilityNo cancel feeOn-time72%
United AirlinesCheapest$621Average$925FlexibilityNo cancel feeOn-time69%
British AirwaysCheapest$626Average$900FlexibilityNo cancel feeOn-time70%

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