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$405+ Cheap flights from San Jose (SJC) to Heathrow (LHR)

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 7/21. Fares are subject to change and may not be available on all flights or dates of travel.
SJC — LHR
May 4 — May 111
Sun 5/4
Sun 5/11
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 Jose to London Heathrow are usually found in October or February, booked 16 days in advance, depart on a Monday or Thursday and return on a Wednesday

Cheap flight deals from San Jose to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from San Jose (SJC) to Heathrow (LHR). 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 April 29, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$661
(Cheapflightsfares)

One-way from

$405
(American Airlines)

Popular in

June

Cheapest in

October

Average price

$712
Provider with most accurate pricing for San Jose-London Heathrow flight deals.
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Provider most trusted by Cheapflights users for San Jose-London Heathrow flights.
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From San Jose to London Heathrow
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One-way flight from San Jose to London Heathrow
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($155 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($25 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from San Jose to Heathrow

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

This eDestinos deal was found by Cheapflights users on 4/27. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/286:10 amSJC - LHR
1 stop20h 40mIberia
Sun 5/410:30 amLHR - SJC
1 stop18h 58mIberia
Deal found 4/27$632
This Flighttix deal was found by Cheapflights users on 4/28. 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 Flighttix is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/46:45 pmSJC - LHR
2 stops33h 05mAir Canada
Tue 5/209:30 amLHR - SJC
2 stops19h 55mAir Canada
Deal found 4/28$654
This Cheapflightsfares deal was found by Cheapflights users on 4/28. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/11:09 pmSJC - LHR
1 stop15h 21mBritish Airways
Tue 9/93:40 pmLHR - SJC
1 stop14h 42mBritish Airways
Deal found 4/28$661
This United Airlines deal was found by Cheapflights users on 4/28. 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 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
Fri 10/32:05 pmLHR - SJC
2 stops35h 19mUnited Airlines
Deal found 4/28$666
This Flighttix deal was found by Cheapflights users on 4/28. 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 Flighttix is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/45:00 pmSJC - LHR
1 stop13h 35mVirgin Atlantic
Tue 5/209:55 amLHR - SJC
1 stop15h 50mVirgin Atlantic
Deal found 4/28$669
This FlightHub deal was found by Cheapflights users on 4/28. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/16:20 pmSJC - LHR
2 stops28h 10mMultiple Airlines
Tue 9/96:40 pmLHR - SJC
2 stops34h 38mMultiple Airlines
Deal found 4/28$670
This Cheapflightsfares deal was found by Cheapflights users on 4/28. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/161:55 pmSJC - LHR
2 stops19h 45mScandinavian Airlines
Tue 9/236:40 amLHR - SJC
2 stops20h 42mScandinavian Airlines
Deal found 4/28$684
This KLM deal was found by Cheapflights users on 4/28. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/2811:45 amSJC - LHR
1 stop18h 30mKLM
Tue 5/610:55 amLHR - SJC
1 stop13h 22mKLM
Deal found 4/28$689
This Delta deal was found by Cheapflights users on 4/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/287:39 pmSJC - LHR
2 stops16h 21mDelta
Mon 5/511:45 amLHR - SJC
2 stops16h 53mDelta
Deal found 4/28$709
This StudentUniverse deal was found by Cheapflights users on 4/28. 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 StudentUniverse is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/12:19 pmSJC - LHR
1 stop14h 26mFinnair
Wed 5/712:00 pmLHR - SJC
1 stop17h 44mFinnair
Deal found 4/28$713
This oojo deal was found by Cheapflights users on 4/28. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/93:16 pmSJC - LHR
2 stops21h 04mIcelandair
Thu 10/91:05 pmLHR - SJC
2 stops40h 58mIcelandair
Deal found 4/28$881
This Alaska Airlines deal was found by Cheapflights users on 4/28. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/86:15 amSJC - LHR
1 stop17h 45mAlaska Airlines
Sun 5/114:55 pmLHR - SJC
1 stop24h 57mAlaska Airlines
Deal found 4/28$904

Cheapflights Fare Finder

Customize your flight search to find flights from San Jose to Heathrow 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 April 29, 2025.
Use the filters below to find and compare flights from San Jose to London Heathrow Airport that are best for you.

Fly from

San Jose

Fly to

Heathrow

Route

Depart

Return

Price

San JoseLondon

SJC - LHR

SJCLHR

San Jose

Mon 9/1

1:09 pm-12:30 pm

1 stop15h 21m

London Heathrow

Tue 9/9

3:40 pm-10:22 pm

1 stop14h 42m

$661

San JoseLondon

SJC - LHR

SJCLHR

San Jose

Tue 9/23

3:45 pm-12:20 pm

1 stop12h 35m

London Heathrow

Fri 10/3

2:05 pm-5:24 pm

2 stops35h 19m

$666

San JoseLondon

SJC - LHR

SJCLHR

San Jose

Mon 9/1

6:20 pm-6:30 am

2 stops28h 10m

London Heathrow

Tue 9/9

6:40 pm-9:18 pm

2 stops34h 38m

$670

San JoseLondon

SJC - LHR

SJCLHR

San Jose

Sat 5/10

2:20 pm-10:00 am

1 stop35h 40m

London Heathrow

Thu 5/22

8:40 am-10:06 pm

2 stops21h 26m

$675

San JoseLondon

SJC - LHR

SJCLHR

San Jose

Tue 9/16

1:55 pm-5:40 pm

2 stops19h 45m

London Heathrow

Tue 9/23

6:40 am-7:22 pm

2 stops20h 42m

$684

San JoseLondon

SJC - LHR

SJCLHR

San Jose

Mon 9/1

6:20 pm-9:35 am

2 stops31h 15m

London Heathrow

Sun 9/21

2:05 pm-9:18 pm

2 stops39h 13m

$696

San JoseLondon

SJC - LHR

SJCLHR

San Jose

Mon 5/19

1:27 pm-1:10 pm

1 stop15h 43m

London Heathrow

Mon 5/26

12:25 pm-8:31 pm

1 stop16h 06m

$819

San JoseLondon

SJC - LHR

SJCLHR

San Jose

Tue 6/10

2:30 pm-12:20 pm

1 stop13h 50m

London Heathrow

Fri 6/20

11:25 am-5:22 pm

1 stop13h 57m

$829

San JoseLondon

SJC - LHR

SJCLHR

San Jose

Fri 8/22

2:28 pm-12:30 pm

1 stop14h 02m

London Heathrow

Fri 8/29

12:00 pm-8:33 pm

1 stop16h 33m

$831

San JoseLondon

SJC - LHR

SJCLHR

San Jose

Fri 8/22

2:28 pm-12:30 pm

1 stop14h 02m

London Heathrow

Fri 8/29

7:45 am-8:33 pm

2 stops20h 48m

$847

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/28

Showing 1-10 of 25 results
1
2
3

Compare providers for flights from San Jose to Heathrow

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 Jose to Heathrow in April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*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 Jose-London Heathrow Airport flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on San Jose-London Heathrow Airport flight deals on Cheapflights vs. AranGrant >95% of the time. Price accuracy is based on data collected from San Jose-London Heathrow Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on San Jose-London Heathrow Airport flights, Cheapflights users trust AranGrant the most. AranGrant 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 Jose-London Heathrow Airport 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 Jose to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow 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 Heathrow Airport

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

Use this chart to determine the optimal time to book a round-trip flight from San Jose to Heathrow. Price data was last updated on April 25, 2025.

To ensure you get the cheapest price possible for a flight from San Jose to London Heathrow Airport, you should look to book at least 16 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, November is the cheapest month in which you can book a flight from San Jose to London Heathrow Airport (average of $661). Flying from San Jose to London Heathrow Airport in June is currently the most expensive (average of $1,110). 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 LHR?

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

It’s typically best to fly out from San Jose to London Heathrow Airport in the afternoon. Doing so could potentially save you 9% on the flight price compared to flying in the morning, which is usually more expensive.

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

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

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

Rainfall in Heathrow by month

Plan your trip to Heathrow by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in London Heathrow Airport ranges from 1.6 - 2.8 inches per month. January is typically the wettest month, when rainfall can reach 2.8 in. July is typically the driest time to visit London Heathrow Airport when rainfall is around 1.6 in.

Temperature in Heathrow by month

Plan your trip to Heathrow by taking into account the average temperature totals by month.

If weather is an important factor for your trip to London Heathrow Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 39.2 F).

Reviews of airlines servicing Heathrow

Get insights into the airlines that provide service to Heathrow. 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 Heathrow. Reviews last updated April 29, 2025.
Read through reviews of airlines operating flights from San Jose to London, such as Delta, Alaska Airlines and KLM. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,929 reviews

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

Entertainment

7.9

Food

7.3

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
7,929 reviews
Delta
8.0
Very good
7,929 reviews

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

Entertainment

7.9

Food

7.3

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.
Alaska Airlines
8.0
Very good
9,949 reviews
Delta
8.0
Very good
7,929 reviews

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

Entertainment

7.9

Food

7.3

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
1,333 reviews
Delta
8.0
Very good
7,929 reviews

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

Entertainment

7.9

Food

7.3

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.
Finnair
7.6
Good
1,273 reviews
Delta
8.0
Very good
7,929 reviews

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

Entertainment

7.9

Food

7.3

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
8,696 reviews
Delta
8.0
Very good
7,929 reviews

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

Entertainment

7.9

Food

7.3

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 Heathrow. 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 Heathrow?

    For a flight from San Jose to London Heathrow, you will be flying from San Jose. San Jose (SJC) is just 2.9 mi from the center of the city. San Jose is the only San Jose airport and it handles 0 outbound flights to London Heathrow per day. 6 airlines have flights to London Heathrow from San Jose on a regular basis.

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

    According to our current data, British Airways ($661), United Airlines ($666), and Delta ($675) offers the cheapest pricing from San Jose to London Heathrow Airport. British Airways is currently priced 14% below the average price you’ll pay for this route.

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

    For one-way options, check prices for American Airlines. According to our data, you can fly for as low as $405. Users have also found prices from $409 and $416 on United Airlines and Air Canada, respectively.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from San Jose to Heathrow 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 Heathrow Airport?

    Currently, November is the cheapest month in which you can book a flight from San Jose to London Heathrow Airport (average of $661). Flying from San Jose to London Heathrow Airport in June is currently the most expensive (average of $1,110). 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 Jose?

Book flights to San Jose if you plan to visit one of these locations
Hayes
Hounslow
Thornton Heath
Luton
Horley
Canterbury
Harrow
Wembley
Dover
Stratford-upon-Avon
Gatwick
Orpington
Watford
Northampton
Croydon
Borehamwood
Folkestone
Ilford
Broadway
Aylesbury

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Top 6 airlines flying from San Jose to Heathrow

Discover the top 6 airlines that operate flights from San Jose to Heathrow. 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 April 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
IberiaCheapest$588Average$764FlexibilityNo cancel feeOn-time77%
DeltaCheapest$608Average$831FlexibilityNo cancel feeOn-timeN/A
Virgin AtlanticCheapest$608Average$831FlexibilityNo cancel feeOn-time72%
United AirlinesCheapest$618Average$817FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$623Average$1,128FlexibilityNo cancel feeOn-time71%
British AirwaysCheapest$632Average$808FlexibilityNo cancel feeOn-time70%

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