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Cheap flights from San Jose to London Heathrow Airport from £251

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 2/4. Fares are subject to change and may not be available on all flights or dates of travel.
SJC — LHR
27 Mar — 3 Apr1
1 adult

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

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 22 March 2025.

Round-trip from

£495

One-way from

£251

Popular in

June

Cheapest in

October

Average price

£554
Iberia
  • Iberia
  • 6/8-17/9
  • 3 total stops
  • 38h 07m total
  • San Jose to London
Search Deals
2/4
  • 2/4
  • 3 total stops
  • 32h 01m total
  • San Jose to London
Search Deals
Highest demand for flights based on searches. 18% potential increase in price (£102 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£17 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 2025
Search Deals

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 22 March 2025.

Wed 6/814:28SJC - LHR
1 stop15h 57mIberia
Wed 17/906:30LHR - SJC
2 stops22h 10mIberia
Deal found 21/3£495
Tue 15/415:30SJC - LHR
2 stops31h 00mAir Canada
Thu 1/517:40LHR - SJC
2 stops27h 56mAir Canada
Deal found 21/3£498
Sun 6/415:30SJC - LHR
1 stop15h 05mDelta
Tue 22/411:30LHR - SJC
2 stops19h 19mDelta
Deal found 21/3£499
Sat 22/1118:39SJC - LHR
1 stop31h 01mUnited Airlines
Wed 10/1211:35LHR - SJC
1 stop14h 08mUnited Airlines
Deal found 21/3£510
Mon 5/513:05SJC - LHR
1 stop16h 25mVirgin Atlantic
Mon 12/508:40LHR - SJC
2 stops18h 45mVirgin Atlantic
Deal found 21/3£513
Tue 15/408:30SJC - LHR
3 stops19h 20mMultiple Airlines
Thu 1/509:30LHR - SJC
2 stops19h 55mMultiple Airlines
Deal found 21/3£514
Sat 3/515:30SJC - LHR
2 stops32h 50mLufthansa
Mon 19/520:25LHR - SJC
2 stops33h 00mLufthansa
Deal found 21/3£517
Thu 8/512:48SJC - LHR
1 stop17h 52mBritish Airways
Fri 16/511:15LHR - SJC
1 stop19h 31mBritish Airways
Deal found 22/3£524
Tue 2/914:20SJC - LHR
2 stops23h 20mScandinavian Airlines
Tue 23/910:20LHR - SJC
2 stops16h 56mScandinavian Airlines
Deal found 21/3£531
Mon 24/306:10SJC - LHR
1 stop18h 10mFinnair
Mon 31/312:00LHR - SJC
1 stop17h 25mFinnair
Deal found 21/3£542
Wed 5/1110:05SJC - LHR
2 stops25h 25mIcelandair
Tue 11/1120:40LHR - SJC
2 stops33h 23mIcelandair
Deal found 21/3£633

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 22 March 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

Wed 6/8

14:28-14:25

1 stop15h 57m

London Heathrow

Wed 17/9

06:30-20:40

2 stops22h 10m

£495

San JoseLondon

SJC - LHR

SJCLHR

San Jose

Tue 15/4

15:30-06:30

2 stops31h 00m

London Heathrow

Thu 1/5

17:40-13:36

2 stops27h 56m

£498

San JoseLondon

SJC - LHR

SJCLHR

San Jose

Sun 6/4

15:30-14:35

1 stop15h 05m

London Heathrow

Tue 22/4

11:30-22:49

2 stops19h 19m

£499

San JoseLondon

SJC - LHR

SJCLHR

San Jose

Mon 5/5

13:05-13:30

1 stop16h 25m

London Heathrow

Mon 12/5

08:40-19:25

2 stops18h 45m

£513

San JoseLondon

SJC - LHR

SJCLHR

San Jose

Tue 15/4

08:30-11:50

3 stops19h 20m

London Heathrow

Thu 1/5

09:30-21:25

2 stops19h 55m

£514

San JoseLondon

SJC - LHR

SJCLHR

San Jose

Sat 3/5

15:30-08:20

2 stops32h 50m

London Heathrow

Mon 19/5

20:25-21:25

2 stops33h 00m

£517

San JoseLondon

SJC - LHR

SJCLHR

San Jose

Thu 8/5

12:48-14:40

1 stop17h 52m

London Heathrow

Fri 16/5

11:15-22:46

1 stop19h 31m

£524

San JoseLondon

SJC - LHR

SJCLHR

San Jose

Thu 8/5

15:30-12:20

1 stop12h 50m

London Heathrow

Fri 16/5

14:05-13:36

2 stops31h 31m

£526

San JoseLondon

SJC - LHR

SJCLHR

San Jose

Tue 2/9

14:20-21:40

2 stops23h 20m

London Heathrow

Tue 23/9

10:20-19:16

2 stops16h 56m

£531

San JoseLondon

SJC - LHR

SJCLHR

San Jose

Mon 5/5

14:02-16:05

1 stop18h 03m

London Heathrow

Mon 12/5

14:45-09:49

1 stop27h 04m

£739

Flights are sorted by cheapest return flights first.

Deals found on 21/3

Showing 1-10 of 20 results
1
2

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 21 March 2025.

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.

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 22 March 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 22 March 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, Delta and United Airlines 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.
Alaska Airlines
8.0
Very Good
9,759 reviews
Check prices

Overall

8.0

Comfort

7.9

Entertainment

7.1

Boarding

8.2

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Alaska Airlines
8.0
Very Good
9,759 reviews
Alaska Airlines
8.0
Very Good
9,759 reviews
Check prices

Overall

8.0

Comfort

7.9

Entertainment

7.1

Boarding

8.2

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Delta
8.0
Very Good
7,892 reviews
Alaska Airlines
8.0
Very Good
9,759 reviews
Check prices

Overall

8.0

Comfort

7.9

Entertainment

7.1

Boarding

8.2

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
United Airlines
7.4
Good
8,605 reviews
Alaska Airlines
8.0
Very Good
9,759 reviews
Check prices

Overall

8.0

Comfort

7.9

Entertainment

7.1

Boarding

8.2

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Virgin Atlantic
7.4
Good
634 reviews
Alaska Airlines
8.0
Very Good
9,759 reviews
Check prices

Overall

8.0

Comfort

7.9

Entertainment

7.1

Boarding

8.2

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Scandinavian Airlines
7.3
Good
1,321 reviews
Alaska Airlines
8.0
Very Good
9,759 reviews
Check prices

Overall

8.0

Comfort

7.9

Entertainment

7.1

Boarding

8.2

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

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 £495, Iberia will fly you from San Jose to London Heathrow Airport and back. In addition to Iberia, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Air Canada and Delta - these airlines can fly you to your destination from £498 and £499, respectively. You may be able to fly from San Jose to London Heathrow Airport for 17% 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?

    £312 is the cheapest one-way deal found within the past few days, from Virgin Atlantic. You may also be able to find cheap deals on British Airways and United Airlines, with prices starting from £318 and £321, 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
Croydon
Slough
Luton
Eastbourne
Northampton
Ilford
Swindon
Hayes
Crawley
Southend-on-Sea
Wembley
Maidstone
Winchester
Ipswich
Watford
Southall

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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 22 March 2025.
AirlineCheapestAverageFlexibilityOn-time
Virgin AtlanticCheapest£440Average£452FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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.

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

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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