Question 1

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

Accepted Answer

Currently priced at £370, United Airlines will fly you from San Jose to London Heathrow Airport and back. In addition to United Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Virgin Atlantic and Air Canada - these airlines can fly you to your destination from £374 and £380, respectively. You may be able to fly from San Jose to London Heathrow Airport for 34% less than the average price by searching for these airlines.

Question 2

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

Accepted Answer

£279 is the cheapest one-way deal found within the past few days, from British Airways. You may also be able to find cheap deals on Air Canada and United Airlines, with prices starting from £283 and £288, respectively.

Question 3

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

Accepted Answer

Booking 49 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.

Question 4

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

Accepted Answer

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.

Question 5

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

Accepted Answer

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

Question 6

E

Accepted Answer

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.

Question 7

E

Accepted Answer

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).

Question 8

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

Accepted Answer

Travelers have found that booking a Tuesday departure is the best way to save up to 27% on the cost of booking your flights compared to booking on days of the week where this route is of high demand.

Question 9

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

Accepted Answer

To save on the cost of your flight from San Jose to London Heathrow Airport, book at least 14 days before your planned departure. Booking around this time can save you about 44% on the cost of this flight compared to booking a flight leaving this week. We have found prices from £318 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as £512.

Question 10

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

Accepted Answer

October is one of the best times of the year to fly to London Heathrow Airport from San Jose. Prices for October average £565 per person but you can even find prices for as low as £390. The most expensive prices can be found in the month of June. Opting for a October flight can save you 43% on your journey compared to booking in June

Question 11

What is the cheapest time of day to fly from SJC to LHR?

Accepted Answer

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.

Question 12

What airport do you fly from for flights from San Jose to London Heathrow?

Accepted Answer

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.

Question 13

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

Accepted Answer

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

Question 14

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

Accepted Answer

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.

Question 15

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

Accepted Answer

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.

Question 16

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

Accepted Answer

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.

Question 17

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

Accepted Answer

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.

Question 18

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

Accepted Answer

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.

Question 19

Can Cheapflights notify me if prices for flights from San Jose to Heathrow become cheaper?

Accepted Answer

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.

Round-trip from	£370
One-way from	£213
Popular in	June
Cheapest in	October
Average price	£742

Cheap flights from San Jose to London Heathrow Airport from £213

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 10/9. Fares are subject to change and may not be available on all flights or dates of travel.

Cheapflights Tip: The best prices from San Jose to London Heathrow are usually found in October or February, booked 49 days in advance, depart on a Wednesday or Tuesday and return on a Monday

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Cheapest flights from San Jose to HeathrowExplore 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 27 June 2025.

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 27 June 2025.

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Use the filters below to find and compare flights from San Jose to London Heathrow Airport that are best for you.

Best time to book a flight from San Jose to Heathrow

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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 20 June 2025.

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

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 27 June 2025.

Reviews of airlines servicing Heathrow

Read reviews from past customers who have flown with Delta, KLM, andFinnair from San Jose to London Heathrow Airport. 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.

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?

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

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

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

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

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

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

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

Can Cheapflights notify me if prices for flights from San Jose to Heathrow become cheaper?

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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 27 June 2025.