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$244+ Cheap flights from San Jose (SJC) 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 10/15. Fares are subject to change and may not be available on all flights or dates of travel.
SJC — LON
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
1 adult, Economy
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Cheapflights Tip: The best prices from San Jose to London are usually found in August or October, booked 13 days in advance, depart on a Monday or Thursday and return on a Wednesday

Cheap flight deals from San Jose to London

Discover tips and strategies to find the most affordable flight options for your journey from San Jose (SJC) 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 September 17, 2025.

Round-trip from

$510
(Ticket)

One-way from

$244
(Norse)

Popular in

June

Cheapest in

August

Average price

$678
From San Jose to London (LON)
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One-way flight from San Jose to London (LON)
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Highest demand for flights based on searches. 17% potential increase in price ($167 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($32 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from San Jose to London

Cheapest flights from San Jose to London
Explore the most affordable flight options available from San Jose to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 17, 2025.

This Ticket deal was found by Cheapflights users on 9/15. 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 Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/151:15 pmSJC - LHR
1 stop12h 35mVirgin Atlantic
Wed 10/296:30 amLHR - SJC
2 stops23h 28mVirgin Atlantic
Deal found 9/15$510
This Ticket deal was found by Cheapflights users on 9/16. 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 Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/2811:35 amSJC - LHR
1 stop15h 45mVirgin Atlantic
Tue 10/146:30 amLHR - SJC
2 stops20h 51mVirgin Atlantic
Deal found 9/16$542
This lol.travel deal was found by Cheapflights users on 9/15. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/223:45 pmSJC - LHR
1 stop12h 35mUnited Airlines
Tue 10/72:50 pmLHR - SJC
1 stop14h 16mUnited Airlines
Deal found 9/15$558
This Ticket deal was found by Cheapflights users on 9/15. 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 Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/151:30 pmSJC - LHR
2 stops20h 10mScandinavian Airlines
Wed 10/296:40 amLHR - SJC
2 stops23h 18mScandinavian Airlines
Deal found 9/15$561
This lol.travel deal was found by Cheapflights users on 9/17. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/283:55 pmSJC - LHR
1 stop12h 25mUnited Airlines
Tue 10/142:50 pmLHR - SJC
1 stop14h 16mUnited Airlines
Deal found 9/17$563
This United Airlines deal was found by Cheapflights users on 9/16. 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.
Tue 11/116:30 amSJC - LHR
1 stop15h 25mUnited Airlines
Tue 11/181:25 pmLHR - SJC
2 stops37h 23mUnited Airlines
Deal found 9/16$579
This Tripair deal was found by Cheapflights users on 9/17. 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 Tripair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/293:55 pmSJC - LHR
1 stop12h 25mUnited Airlines
Wed 10/152:50 pmLHR - SJC
1 stop14h 16mUnited Airlines
Deal found 9/17$584
This United Airlines deal was found by Cheapflights users on 9/16. 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.
Tue 9/233:45 pmSJC - LHR
1 stop12h 35mUnited Airlines
Tue 9/303:50 pmLHR - SJC
2 stops37h 16mUnited Airlines
Deal found 9/16$586
This United Airlines deal was found by Cheapflights users on 9/16. 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.
Thu 10/166:30 amSJC - LCY
2 stops26h 45mMultiple Airlines
Thu 10/238:45 amLCY - SJC
2 stops21h 39mMultiple Airlines
Deal found 9/16$735
This Kiwi.com deal was found by Cheapflights users on 9/17. 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.
Tue 9/3011:40 amSJC - LGW
2 stops39h 15mMultiple Airlines
Fri 10/310:55 amLGW - SJC
1 stop19h 48mMultiple Airlines
Deal found 9/17$789
This Norse deal was found by Cheapflights users on 9/16. 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.
Fri 10/310:35 amSJC - LGW
1 stop16h 20mMultiple Airlines
Sun 10/510:55 amLGW - SJC
1 stop31h 18mMultiple Airlines
Deal found 9/16$814
This Delta deal was found by Cheapflights users on 9/15. 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.
Sun 10/1911:13 amSJC - LCY
2 stops21h 27mDelta
Sat 11/18:40 amLCY - SJC
2 stops20h 37mDelta
Deal found 9/15$820

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Jose 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 September 17, 2025.
Use the filters below to find and compare flights from San Jose to London that are best for you.

Fly from

San Jose

Fly to

London

Route

Depart

Return

Price

San JoseLondon

SJC - LHR

SJCLHR

San Jose

Sun 9/28

11:15 am-1:10 pm

2 stops17h 55m

London Heathrow

Tue 10/14

6:30 am-3:57 pm

2 stops17h 27m

$600

San JoseLondon

SJC - LHR

SJCLHR

San Jose

Tue 10/14

3:55 pm-12:20 pm

1 stop12h 25m

London Heathrow

Tue 10/21

2:50 pm-9:06 pm

1 stop14h 16m

$602

San JoseLondon

SJC - LHR

SJCLHR

San Jose

Wed 10/1

9:44 am-9:50 am

1 stop16h 06m

London Heathrow

Wed 10/8

11:00 am-6:26 pm

1 stop15h 26m

$603

San JoseLondon

SJC - LHR

SJCLHR

San Jose

Wed 11/5

3:30 pm-9:40 pm

2 stops22h 10m

London Heathrow

Mon 11/17

6:40 am-10:56 pm

2 stops24h 16m

$634

San JoseLondon

SJC - LHR

SJCLHR

San Jose

Thu 11/13

6:25 am-5:40 pm

2 stops27h 15m

London Heathrow

Tue 11/18

7:05 am-11:00 pm

3 stops23h 55m

$638

San JoseLondon

SJC - LHR

SJCLHR

San Jose

Tue 1/13

8:40 am-9:40 am

1 stop17h 00m

London Heathrow

Sat 1/31

11:35 am-8:56 pm

1 stop17h 21m

$643

San JoseLondon

SJC - LHR

SJCLHR

San Jose

Sun 10/19

11:35 am-2:15 pm

1 stop18h 40m

London Heathrow

Sat 11/1

6:20 am-9:31 pm

2 stops22h 11m

$644

San JoseLondon

SJC - LHR

SJCLHR

San Jose

Fri 10/31

5:55 am-7:05 am

2 stops18h 10m

London Heathrow

Fri 11/7

11:30 am-9:45 pm

2 stops18h 15m

$649

San JoseLondon

SJC - LCY

SJCLCY

San Jose

Tue 1/13

12:55 pm-4:35 pm

2 stops19h 40m

London City

Sat 2/7

10:00 am-4:20 pm

2 stops38h 20m

$702

San JoseLondon

SJC - LCY

SJCLCY

San Jose

Mon 1/12

11:35 am-4:35 pm

2 stops21h 00m

London City

Mon 2/2

7:45 am-9:06 pm

2 stops21h 21m

$702

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Showing 1-10 of 58 results
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Best time to book a flight from San Jose to London

Have a flexible travel schedule? Discover the best time to fly to London from San Jose 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 Jose to London

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

Use this chart to determine the optimal time to book a round-trip flight from San Jose to London. Price data was last updated on September 12, 2025.

Booking 13 days in advance of your planned departure date is, on average, the best time to get cheap flights from San Jose to London. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, November is the cheapest month in which you can book a flight from San Jose to London (average of $661). Flying from San Jose to London 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 SJC to LON?

Find hourly flight availability from San Jose 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 September 17, 2025.

It’s typically best to fly out from San Jose to London at noon. Doing so could potentially save you 11% on the flight price compared to flying in the afternoon, which is usually more expensive.

What is the cheapest day to fly from San Jose to London?

Use this chart to determine the cheapest time to fly round-trip from San Jose to London. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their San Jose to London flight should consider departing on Saturday evenings when fares are most often at their lowest. Tuesday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

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

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 September 17, 2025.
Read through reviews of airlines operating flights from San Jose to London, such as Delta, United Airlines, and Virgin Atlantic. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,961 reviews

Entertainment

7.9

Food

7.3

Comfort

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

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
7,961 reviews
Delta
8.0
Very good
7,961 reviews

Entertainment

7.9

Food

7.3

Comfort

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

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
8,926 reviews
Delta
8.0
Very good
7,961 reviews

Entertainment

7.9

Food

7.3

Comfort

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

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
7.4
Good
664 reviews
Delta
8.0
Very good
7,961 reviews

Entertainment

7.9

Food

7.3

Comfort

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

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
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,961 reviews

Entertainment

7.9

Food

7.3

Comfort

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

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
7,367 reviews
Delta
8.0
Very good
7,961 reviews

Entertainment

7.9

Food

7.3

Comfort

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

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 Jose 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 Jose to London?

    San Jose (SJC), located 2.9 mi from the city center, is the airport you fly out of when you book flights from San Jose to London. 5 airlines have flights from San Jose to London on a regular basis. Booking flights from San Jose to London should not be difficult; the airport handles an average of 0 outbound flights to London per day.

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

    A quick flight from San Jose to London can take about 12h 25m. Delta provides one of the quickest options available for as low as $602. Airlines will cover a distance of 5352 mi. This flight may include one or multiple stops.

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

    Our cheapest airline available from San Jose to London is Iberia. Our recent data shows that you can find tickets from as low as $588 on this airline. Additional options worth looking into are Delta and Virgin Atlantic, starting at $588 and $618 round-trip. Users have found that Iberia is 24% cheaper than the other options available to this destination.

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

    One-way options have recently been found by users for as low as $325 on Scandinavian Airlines. Other airlines that offer cheap prices include United Airlines from $426 and Lufthansa from $439 one-way.

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

    The most popular flight routes from San Jose to London are San Jose - London Heathrow, San Jose - London Gatwick and San Jose - London City.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from San Jose 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 Jose to London?

    Currently, November is the cheapest month in which you can book a flight from San Jose to London (average of $661). Flying from San Jose to London 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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Top 5 airlines flying from San Jose to London

Discover the top 5 airlines that operate flights from San Jose 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 September 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
IberiaCheapest$588Average$845FlexibilityNo cancel feeOn-time77%
DeltaCheapest$588Average$804FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$618Average$776FlexibilityNo cancel feeOn-time69%
Virgin AtlanticCheapest$618Average$827FlexibilityNo cancel feeOn-time72%
British AirwaysCheapest$632Average$808FlexibilityNo cancel feeOn-time70%

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