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

Our cheapest airline available from San Jose to London is Delta. Our recent data shows that you can find tickets from as low as $600 on this airline. Additional options worth looking into are Air Canada and United Airlines, starting at $626 and $649 round-trip. Users have found that Delta is 22% 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 $365 on Virgin Atlantic. Other airlines that offer cheap prices include Delta from $369 and United Airlines from $389 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.

What are the most popular airlines that fly from San Jose to London?

Consider American Airlines, British Airways or Delta when booking your flight. These represent the most popular airlines when flying from San Jose to London.

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

Leaving on a Sunday is a viable option for saving on travel. Heavily demanded days of the week can typically drive up the prices you see. Booking your travel for a less competitive day can save up to 28% on the overall cost on flights from San Jose to London.

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

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 14 days in advance, which can save you up to 51% on flights from San Jose to London compared to booking the week you need them. Waiting 14 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $418. For sooner than that we have options available in the next 3 days from $697.

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

Due to multiple factors, expect to potentially pay more when booking in June. For low rates, October can be a great choice for travel to London. Flights to London from San Jose in October are about $770 on average during October, but can be found for as low as $542.

Most accurate provider : When it comes to deals on San Jose-London 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 flight deals on Cheapflights vs. AranGrant >95% of the time. Price accuracy is based on data collected from San Jose-London flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on San Jose-London 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 flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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. 6 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.

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.

$305+ Flights from San Jose to London

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Find cheap flights from San Jose to London with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from San Jose to London are usually found in October or March, booked 13 days in advance, depart on a Monday or Thursday and return on a Wednesday

Cheap flight deals from San Jose to London

Most accurate provider	AranGrant 3 stars
Most trusted provider	AranGrant 3 stars
Round-trip from	$600 (Delta)
One-way from	$305 (Kiwi.com)
Popular in	June
Cheapest in	October
Average price	$784

Provider with most accurate pricing for San Jose-London (LON) flight deals.

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Provider most trusted by Cheapflights users for San Jose-London (LON) flights.

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From San Jose to London (LON)

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One-way flight from San Jose to London (LON)

Search Deals

Highest demand for flights based on searches. 16% potential increase in price ($151 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease ($29 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in May 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 May 1, 2025.

Mon 9/13:27 pmSJC - LHR

1 stop15h 08mDelta

Tue 9/911:30 amLHR - SJC

2 stops18h 16mDelta

Deal found 4/29

$600

Tue 10/216:20 pmSJC - LHR

2 stops28h 10mAir Canada

Tue 10/282:30 pmLHR - SJC

2 stops39h 11mAir Canada

Deal found 4/30

$626

Tue 10/216:30 amSJC - LHR

1 stop15h 50mUnited Airlines

Tue 10/2811:35 amLHR - SJC

1 stop16h 36mUnited Airlines

Deal found 4/30

$649

Sun 8/311:38 amSJC - LHR

1 stop16h 52mIberia

Sat 8/1610:30 amLHR - SJC

1 stop18h 03mIberia

Deal found 4/29

$651

Fri 5/92:15 pmSJC - LHR

1 stop14h 30mBritish Airways

Mon 5/127:30 pmLHR - SJC

2 stops34h 14mBritish Airways

Deal found 4/30

$656

Thu 5/82:15 pmSJC - LHR

1 stop14h 30mFinnair

Tue 5/208:20 amLHR - SJC

1 stop21h 24mFinnair

Deal found 4/29

$674

Tue 9/161:55 pmSJC - LHR

2 stops20h 35mScandinavian Airlines

Tue 9/236:40 amLHR - SJC

2 stops20h 42mScandinavian Airlines

Deal found 4/29

$684

Tue 9/26:30 amSJC - LHR

2 stops19h 05mMultiple Airlines

Tue 9/238:30 amLHR - SJC

3 stops20h 48mMultiple Airlines

Deal found 4/30

$700

Mon 5/126:00 amSJC - LGW

3 stops21h 45mMultiple Airlines

Thu 5/159:00 pmLGW - SJC

3 stops45h 05mMultiple Airlines

Deal found 4/29

$720

Tue 9/1611:28 amSJC - LGW

2 stops39h 47mITA Airways

Tue 9/2312:05 pmLGW - SJC

2 stops36h 55mITA Airways

Deal found 4/30

$729

Fri 5/23:29 pmSJC - LHR

1 stop17h 46mVirgin Atlantic

Sun 5/186:15 amLHR - SJC

2 stops17h 57mVirgin Atlantic

Deal found 4/29

$739

Tue 9/28:45 amSJC - LCY

2 stops23h 40mLufthansa

Tue 9/238:45 amLCY - SJC

2 stops20h 33mLufthansa

Deal found 4/30

$741

Best flights from San Jose to London
Discover carefully curated flight deals from San Jose to London that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 1, 2025.

Mon 9/13:27 pmSJC - LHR

1 stop15h 08mDelta

Tue 9/911:30 amLHR - SJC

2 stops18h 16mDelta

Deal found 4/29

$600

Tue 10/216:20 pmSJC - LHR

2 stops31h 15mAir Canada

Thu 10/302:30 pmLHR - SJC

2 stops39h 11mAir Canada

Deal found 4/30

$626

Tue 10/216:30 amSJC - LHR

1 stop15h 50mUnited Airlines

Tue 10/2811:35 amLHR - SJC

1 stop16h 36mUnited Airlines

Deal found 4/30

$649

Sun 8/311:38 amSJC - LHR

1 stop16h 52mIberia

Sat 8/1610:30 amLHR - SJC

1 stop18h 03mIberia

Deal found 4/29

$651

Wed 10/226:30 amSJC - LHR

2 stops16h 00mMultiple Airlines

Wed 10/293:00 pmLHR - SJC

2 stops27h 36mMultiple Airlines

Deal found 4/30

$656

Tue 9/21:09 pmSJC - LHR

1 stop17h 16mBritish Airways

Tue 9/2310:30 amLHR - SJC

1 stop18h 10mBritish Airways

Deal found 4/29

$661

Tue 9/161:55 pmSJC - LHR

2 stops20h 35mScandinavian Airlines

Tue 9/236:40 amLHR - SJC

2 stops20h 42mScandinavian Airlines

Deal found 4/29

$684

Tue 9/1611:28 amSJC - LGW

2 stops39h 47mITA Airways

Tue 9/2312:05 pmLGW - SJC

2 stops36h 55mITA Airways

Deal found 4/30

$729

Tue 9/28:45 amSJC - LCY

2 stops23h 40mLufthansa

Tue 9/238:45 amLCY - SJC

2 stops20h 33mLufthansa

Deal found 4/30

$741

Sat 8/232:35 pmSJC - LHR

1 stop15h 40mKLM

Sun 8/3110:55 amLHR - SJC

1 stop13h 20mKLM

Deal found 4/29

$748

Thu 9/2511:28 amSJC - LHR

2 stops17h 42mVirgin Atlantic

Sat 10/1110:55 amLHR - SJC

2 stops18h 51mVirgin Atlantic

Deal found 4/29

$752

Thu 10/2310:20 amSJC - LHR

1 stop13h 40mAlaska Airlines

Thu 10/3011:50 amLHR - SJC

1 stop17h 19mAlaska Airlines

Deal found 4/30

$814

Last-minute flights from San Jose to London
Discover last-minute flight deals from San Jose to London. Data last updated May 1, 2025 and is based on user searches.

Wed 4/303:30 pmSJC - LHR

1 stop12h 50mUnited Airlines

Wed 5/77:30 amLHR - SJC

2 stops18h 16mUnited Airlines

Deal found 4/29

$676

Wed 4/306:15 amSJC - LHR

1 stop17h 45mAlaska Airlines

Wed 5/710:10 amLHR - SJC

1 stop20h 26mAlaska Airlines

Deal found 4/29

$809

Thu 5/12:19 pmSJC - LHR

1 stop16h 06mFinnair

Thu 5/812:00 pmLHR - SJC

1 stop17h 44mFinnair

Deal found 4/30

$639

Fri 5/23:29 pmSJC - LHR

1 stop17h 46mVirgin Atlantic

Sun 5/186:15 amLHR - SJC

2 stops17h 57mVirgin Atlantic

Deal found 4/29

$739

Tue 5/63:36 pmSJC - LHR

2 stops20h 44mIcelandair

Sat 5/109:25 pmLHR - SJC

2 stops33h 34mIcelandair

Deal found 4/30

$986

Wed 5/74:30 pmSJC - LHR

1 stop15h 35mAlaska Airlines

Mon 5/122:45 pmLHR - SJC

1 stop15h 51mAlaska Airlines

Deal found 4/29

$894

Thu 5/87:00 amSJC - LHR

1 stop23h 35mDelta

Fri 5/1611:30 amLHR - SJC

2 stops18h 43mDelta

Deal found 4/30

$630

Thu 5/812:10 pmSJC - LHR

1 stop16h 35mAmerican Airlines

Fri 5/163:40 pmLHR - SJC

1 stop15h 06mAmerican Airlines

Deal found 4/30

$639

Thu 5/82:10 pmSJC - LHR

1 stop16h 05mKLM

Fri 5/1612:25 pmLHR - SJC

1 stop16h 06mKLM

Deal found 4/29

$719

Thu 5/86:00 amSJC - LGW

3 stops30h 40mMultiple Airlines

Fri 5/1610:55 amLGW - SJC

2 stops31h 10mMultiple Airlines

Deal found 4/30

$814

Thu 5/86:45 pmSJC - LHR

3 stops27h 45mMultiple Airlines

Tue 5/208:30 amLHR - SJC

2 stops20h 55mMultiple Airlines

Deal found 4/29

$827

Thu 5/86:45 pmSJC - LHR

3 stops27h 45mAir Canada

Tue 5/208:30 amLHR - SJC

3 stops20h 55mAir Canada

Deal found 4/29

$831

One-way flights from San Jose to London
Search for one-way flight options from San Jose to London. Find affordable one-way fares based on user searches. Data last updated May 1, 2025.

Wed 9/246:00 amSJC - LGW

2 stops20h 55mMultiple Airlines

Deal found 4/29

$305

Sat 7/266:17 pmSJC - LHR

2 stops18h 03mMultiple Airlines

Deal found 4/30

$314

Tue 9/21:35 pmSJC - LHR

1 stop12h 15mVirgin Atlantic

Deal found 4/30

$365

Mon 9/2212:35 pmSJC - LHR

1 stop14h 35mDelta

Deal found 4/30

$369

Sat 7/267:00 amSJC - LHR

2 stops43h 00mUnited Airlines

Deal found 4/30

$389

Tue 5/136:00 amSJC - LHR

1 stop20h 50mIberia

Deal found 4/29

$391

Sat 7/261:07 pmSJC - LHR

1 stop33h 18mBritish Airways

Deal found 4/30

$397

Wed 9/246:15 amSJC - SEN

3 stops30h 35mMultiple Airlines

Deal found 4/29

$405

Mon 7/211:07 pmSJC - LHR

1 stop13h 43mAmerican Airlines

Deal found 4/28

$406

Sat 5/103:30 pmSJC - LHR

3 stops31h 00mAir Canada

Deal found 4/30

$408

Mon 9/226:00 amSJC - LCY

2 stops21h 55mBritish Airways

Deal found 4/30

$427

Mon 7/2111:28 amSJC - LGW

2 stops39h 47mITA Airways

Deal found 4/28

$428

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

San JoseLondon

SJC - LHR

SJCLHR

San Jose

Mon 9/1

3:27 pm-2:35 pm

1 stop15h 08m

London Heathrow

Tue 9/9

11:30 am-9:46 pm

2 stops18h 16m

$600

San JoseLondon

SJC - LHR

SJCLHR

San Jose

Tue 10/21

6:20 pm-6:30 am

2 stops28h 10m

London Heathrow

Tue 10/28

2:30 pm-10:41 pm

2 stops39h 11m

$626

San JoseLondon

SJC - LHR

SJCLHR

San Jose

Tue 10/21

6:30 am-6:20 am

1 stop15h 50m

London Heathrow

Tue 10/28

11:35 am-9:11 pm

1 stop16h 36m

$649

San JoseLondon

SJC - LHR

SJCLHR

San Jose

Sun 8/3

11:38 am-12:30 pm

1 stop16h 52m

London Heathrow

Sat 8/16

10:30 am-8:33 pm

1 stop18h 03m

$651

San JoseLondon

SJC - LHR

SJCLHR

San Jose

Wed 10/22

6:30 am-6:30 am

2 stops16h 00m

London Heathrow

Wed 10/29

3:00 pm-11:36 am

2 stops27h 36m

$656

San JoseLondon

SJC - LHR

SJCLHR

San Jose

Tue 9/2

1:09 pm-2:25 pm

1 stop17h 16m

London Heathrow

Tue 9/23

10:30 am-8:40 pm

1 stop18h 10m

$661

San JoseLondon

SJC - LHR

SJCLHR

San Jose

Tue 9/16

1:55 pm-6:30 pm

2 stops20h 35m

London Heathrow

Tue 9/23

6:40 am-7:22 pm

2 stops20h 42m

$684

San JoseLondon

SJC - LGW

SJCLGW

San Jose

Mon 5/12

6:00 am-11:45 am

3 stops21h 45m

London Gatwick

Thu 5/15

9:00 pm-10:05 am

3 stops45h 05m

$720

San JoseLondon

SJC - LGW

SJCLGW

San Jose

Tue 9/16

11:28 am-11:15 am

2 stops39h 47m

London Gatwick

Tue 9/23

12:05 pm-5:00 pm

2 stops36h 55m

$729

San JoseLondon

SJC - LCY

SJCLCY

San Jose

Tue 9/2

8:45 am-4:25 pm

2 stops23h 40m

London City

Tue 9/23

8:45 am-9:18 pm

2 stops20h 33m

$741

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Showing 1-10 of 49 results

...

Compare providers for flights from San Jose to London

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from San Jose to London in May.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy1 star	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*2 stars
AranGrant	Price Accuracy3 stars	Trust Score*3 stars
eDreams	Price Accuracy3 stars	Trust 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 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 flight deals on Cheapflights vs. AranGrant >95% of the time. Price accuracy is based on data collected from San Jose-London flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on San Jose-London 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 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 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?

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 $1,103). 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?

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?

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.

Rainfall in London by month

In terms of precipitation, rainfall in London 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 when rainfall is around 1.6 in.

Temperature in London by month

If weather is an important factor for your trip to London, 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 London

Get a feel of what it's like to fly with Delta, Alaska Airlines and KLM from San Jose to London by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

7,934 reviews

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

7,934 reviews

Delta

8.0

Very good

7,934 reviews

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

9,972 reviews

Delta

8.0

Very good

7,934 reviews

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

1,334 reviews

Delta

8.0

Very good

7,934 reviews

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

1,275 reviews

Delta

8.0

Very good

7,934 reviews

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

7,934 reviews

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

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. 6 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.
What are the cheapest airlines flying from San Jose to London round-trip?
Our cheapest airline available from San Jose to London is Delta. Our recent data shows that you can find tickets from as low as $600 on this airline. Additional options worth looking into are Air Canada and United Airlines, starting at $626 and $649 round-trip. Users have found that Delta is 22% 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 $365 on Virgin Atlantic. Other airlines that offer cheap prices include Delta from $369 and United Airlines from $389 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 $1,103). 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

Hayes

Hounslow

Thornton Heath

Luton

Horley

Canterbury

Harrow

Wembley

Dover

Gatwick

Orpington

Watford

Croydon

Borehamwood

Folkestone

Ilford

Aylesbury

Sutton

Chelmsford

Brentwood

Browse thousands of different options on Cheapflights for your next trip

Top 6 airlines flying from San Jose to London

Airline	Cheapest	Average	Flexibility	On-time
Iberia	Cheapest$588	Average$764	FlexibilityNo cancel fee	On-time77%
Delta	Cheapest$608	Average$831	FlexibilityNo cancel fee	On-timeN/A
Virgin Atlantic	Cheapest$608	Average$831	FlexibilityNo cancel fee	On-time72%
United Airlines	Cheapest$618	Average$817	FlexibilityNo cancel fee	On-time69%
American Airlines	Cheapest$623	Average$1,128	FlexibilityNo cancel fee	On-time71%
British Airways	Cheapest$632	Average$808	FlexibilityNo cancel fee	On-time70%

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$305+ 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 9/24. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from San Jose to London with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheapflights Tip: The best prices from San Jose to London are usually found in October or March, booked 13 days in advance, depart on a Monday or Thursday and return on a Wednesday

Cheap flight deals from San Jose to London

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from San Jose to London

Cheapest flights from San Jose to LondonExplore 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 May 1, 2025.

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 May 1, 2025.

Cheapflights Fare Finder

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

Compare providers for flights from San Jose to London

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 London in May.

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.

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 April 25, 2025.

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

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 May 1, 2025.

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.

Rainfall in London by month

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

Temperature in London by month

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

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 May 1, 2025.

Get a feel of what it's like to fly with Delta, Alaska Airlines and KLM from San Jose to London by reading reviews from past customers. Users have also rated airlines 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 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?

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

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

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

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

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

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

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

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Alternative routes for San Jose to London

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Top 6 airlines flying from San Jose to London

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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 May 1, 2025.