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Cheap flights from San Jose to London Heathrow Airport from £277

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 6/5. Fares are subject to change and may not be available on all flights or dates of travel.
SJC — LHR
20 Apr — 27 Apr1
1 adult

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 Wednesday or Tuesday and return on a Monday

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 15 April 2025.

Round-trip from

£476

One-way from

£277

Popular in

June

Cheapest in

October

Average price

£541
Delta
  • Delta
  • 10/5-20/5
  • 3 total stops
  • 50h 00m total
  • San Jose to London
6/5
  • 6/5
  • 3 total stops
  • 42h 24m total
  • San Jose to London
Highest demand for flights based on searches. 16% potential increase in price (£90 potential increase over avg. return price).
Cheapest flight prices on average. 3% potential price decrease (£15 potential savings vs. average return price).
Average for round-trip flights in April 2025

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 15 April 2025.

Mon 10/1112:45SJC - LHR
1 stop12h 55mUnited Airlines
Wed 19/1107:40LHR - SJC
2 stops18h 03mUnited Airlines
Deal found 14/4£470
Sat 10/518:25SJC - LHR
1 stop31h 35mDelta
Tue 20/509:00LHR - SJC
2 stops18h 25mDelta
Deal found 14/4£476
Mon 10/1118:39SJC - LHR
3 stops27h 51mMultiple Airlines
Wed 19/1115:00LHR - SJC
2 stops28h 36mMultiple Airlines
Deal found 14/4£476
Tue 13/513:00SJC - LHR
2 stops16h 10mVirgin Atlantic
Tue 20/506:15LHR - SJC
2 stops17h 57mVirgin Atlantic
Deal found 13/4£479
Tue 16/914:27SJC - LHR
1 stop15h 58mIberia
Tue 23/908:20LHR - SJC
1 stop20h 20mIberia
Deal found 14/4£482
Mon 28/412:15SJC - LHR
1 stop14h 35mBritish Airways
Tue 13/508:20LHR - SJC
1 stop21h 24mBritish Airways
Deal found 14/4£485
Tue 29/415:30SJC - LHR
2 stops31h 00mAir Canada
Wed 7/509:30LHR - SJC
2 stops19h 55mAir Canada
Deal found 13/4£486
Wed 14/514:10SJC - LHR
1 stop16h 05mKLM
Thu 12/615:15LHR - SJC
1 stop15h 40mKLM
Deal found 14/4£534
Wed 14/514:20SJC - LHR
2 stops19h 20mScandinavian Airlines
Wed 21/506:40LHR - SJC
2 stops20h 45mScandinavian Airlines
Deal found 14/4£600
Fri 26/1212:46SJC - LHR
1 stop16h 34mAmerican Airlines
Mon 12/108:20LHR - SJC
2 stops18h 18mAmerican Airlines
Deal found 13/4£617
Sat 4/1015:05SJC - LHR
2 stops36h 50mIcelandair
Fri 10/1013:05LHR - SJC
2 stops40h 58mIcelandair
Deal found 14/4£661

Cheapflights Fare Finder

Customise 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 858,174 searches. Data last updated 15 April 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

Sat 10/5

18:25-10:00

1 stop31h 35m

London Heathrow

Tue 20/5

09:00-19:25

2 stops18h 25m

£476

San JoseLondon

SJC - LHR

SJCLHR

San Jose

Tue 13/5

13:00-13:10

2 stops16h 10m

London Heathrow

Tue 20/5

06:15-16:12

2 stops17h 57m

£479

San JoseLondon

SJC - LHR

SJCLHR

San Jose

Tue 16/9

14:27-14:25

1 stop15h 58m

London Heathrow

Tue 23/9

08:20-20:40

1 stop20h 20m

£482

San JoseLondon

SJC - LHR

SJCLHR

San Jose

Mon 28/4

12:15-10:50

1 stop14h 35m

London Heathrow

Tue 13/5

08:20-21:44

1 stop21h 24m

£485

San JoseLondon

SJC - LHR

SJCLHR

San Jose

Tue 29/4

15:30-06:30

2 stops31h 00m

London Heathrow

Wed 7/5

09:30-21:25

2 stops19h 55m

£486

San JoseLondon

SJC - LHR

SJCLHR

San Jose

Tue 13/5

08:30-11:50

3 stops19h 20m

London Heathrow

Tue 20/5

09:30-21:25

2 stops19h 55m

£489

San JoseLondon

SJC - LHR

SJCLHR

San Jose

Tue 6/5

08:30-10:40

2 stops18h 10m

London Heathrow

Thu 15/5

09:30-22:54

2 stops21h 24m

£503

San JoseLondon

SJC - LHR

SJCLHR

San Jose

Wed 14/5

14:10-14:15

1 stop16h 05m

London Heathrow

Thu 12/6

15:15-22:55

1 stop15h 40m

£534

San JoseLondon

SJC - LHR

SJCLHR

San Jose

Wed 14/5

14:20-17:40

2 stops19h 20m

London Heathrow

Wed 21/5

06:40-19:25

2 stops20h 45m

£600

San JoseLondon

SJC - LHR

SJCLHR

San Jose

Sat 4/10

15:05-11:55

2 stops36h 50m

London Heathrow

Fri 10/10

13:05-22:03

2 stops40h 58m

£661

Flights are sorted by cheapest return flights first.

Deals found on 14/4

Showing 1-10 of 25 results
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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 return 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 return flight from San Jose to Heathrow. Price data was last updated on 11 April 2025.

Booking 16 days in advance of your planned departure date is, on average, the best time to get cheap flights from San Jose to London Heathrow Airport. 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 Heathrow Airport?

Currently, January is the cheapest month in which you can book a flight from San Jose to London Heathrow Airport (average of £112). Flying from San Jose to London Heathrow Airport in August is currently the most expensive (average of £164). 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 15 April 2025.

It’s optimal to fly from San Jose to London Heathrow Airport in the morning. By choosing this option you can save up to 6% on the cost of your flight, compared to a flight at midday.

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 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London Heathrow Airport when rainfall is around 40.0 mm.

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 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

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 15 April 2025.
Peruse reviews from past customers who have flown with Delta, Alaska Airlines and KLM from San Jose to London to help guide your decision. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Comfort

7.9

Crew

8.5

Entertainment

7.9

Overall

8.0

Food

7.3

Boarding

8.2

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.
8.0
Very Good

Comfort

7.9

Crew

8.5

Entertainment

7.9

Overall

8.0

Food

7.3

Boarding

8.2

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.

Comfort

7.9

Crew

8.5

Entertainment

7.9

Overall

8.0

Food

7.3

Boarding

8.2

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.

Comfort

7.9

Crew

8.5

Entertainment

7.9

Overall

8.0

Food

7.3

Boarding

8.2

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.

Comfort

7.9

Crew

8.5

Entertainment

7.9

Overall

8.0

Food

7.3

Boarding

8.2

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.

Comfort

7.9

Crew

8.5

Entertainment

7.9

Overall

8.0

Food

7.3

Boarding

8.2

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 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?

    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 Heathrow. 1 airline have flights from San Jose to London Heathrow on a regular basis. Booking flights from San Jose to London Heathrow should not be difficult; the airport handles an average of 0 outbound flights to London Heathrow per day.

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

    Currently priced at £476, Delta will fly you from San Jose to London Heathrow Airport and back. In addition to Delta, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Virgin Atlantic and Iberia - these airlines can fly you to your destination from £479 and £482, respectively. You may be able to fly from San Jose to London Heathrow Airport for 18% less than the average price by searching for these airlines.

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

    £291 is the cheapest one-way deal found within the past few days, from Iberia. You may also be able to find cheap deals on Delta and British Airways, with prices starting from £303 and £305, 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 holiday 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, January is the cheapest month in which you can book a flight from San Jose to London Heathrow Airport (average of £112). Flying from San Jose to London Heathrow Airport in August is currently the most expensive (average of £164). 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

Travelling to a place near San Jose?

Book flights to San Jose if you plan to visit one of these locations
Hounslow
Deal
Milton Keynes
Gatwick
Luton
Slough
Croydon
Eastbourne
Wembley
Northampton
Hayes
Crawley
Southend-on-Sea
Maidstone
Swindon
Ipswich
Southall
Ilford
Winchester
Folkestone

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from San Jose to Heathrow

Discover the top airline 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 858,174 searches. Data last updated 15 April 2025.
AirlineCheapestAverageFlexibilityOn-time
Virgin AtlanticCheapest£433Average£444FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights

Fly with Cheapflights

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How does Cheapflights help users find flights from San Jose to Heathrow?

When you search for this flight from San Jose to Heathrow, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from San Jose to Heathrow?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Heathrow from San Jose.

Can Cheapflights find flights from San Jose to Heathrow with no change fees?

Certainly. Search results for flights to Heathrow from San Jose shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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Of course! You can now track prices for flights from San Jose to Heathrow and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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