London

$285+ Cheap flights from San José (SJO) 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 9/28. Fares are subject to change and may not be available on all flights or dates of travel.
SJO — LON
Sep 2 — Sep 91
We work with more than 300 partners to bring you better travel deals

Find cheap flights from San José 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 José Juan Santamaria Intl to London are usually found in October or February, booked 78 days in advance, depart on a Tuesday or Wednesday and return on a Thursday

Cheap flight deals from San José to London

Discover tips and strategies to find the most affordable flight options for your journey from San José (SJO) to London (LON). 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 August 28, 2025.

Round-trip from

$642
(Booking.com)

One-way from

$285
(CheapOair)

Popular in

July

Cheapest in

October

Average price

$896

Good round-trip deal

$706 or less

Good one-way deal

$619 or less
From San José Juan Santamaria Intl to London (LON)
One-way flight from San José Juan Santamaria Intl to London (LON)
Highest demand for flights based on searches. 13% potential increase in price ($126 potential increase over avg. RT price).
Cheapest flight prices on average. 2% potential price decrease ($18 potential savings vs. average RT price).
Average for round-trip flights in August 2025
Price to beat on a round-trip flight from San José Juan Santamaria Intl to London (LON).
Price to beat on a one-way flight from San José Juan Santamaria Intl to London (LON).

Find flight deals from San José to London

Cheapest flights from San José to London
Explore the most affordable flight options available from San José to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 28, 2025.

This Booking.com deal was found by Cheapflights users on 8/28. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/206:30 pmSJO - LGW
Nonstop10h 25mBritish Airways
Thu 12/411:00 amLGW - SJO
Nonstop11h 40mBritish Airways
Deal found 8/28$641
This British Airways deal was found by Cheapflights users on 8/28. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/16:30 pmSJO - LGW
Nonstop10h 25mBritish Airways
Sat 11/2211:00 amLGW - SJO
Nonstop11h 40mBritish Airways
Deal found 8/28$643
This British Airways deal was found by Cheapflights users on 8/26. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/306:30 pmSJO - LGW
Nonstop10h 25mBritish Airways
Thu 11/611:00 amLGW - SJO
Nonstop11h 40mBritish Airways
Deal found 8/26$645
This British Airways deal was found by Cheapflights users on 8/26. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/116:30 pmSJO - LGW
Nonstop10h 25mBritish Airways
Thu 12/411:00 amLGW - SJO
Nonstop11h 40mBritish Airways
Deal found 8/26$646
This Norse deal was found by Cheapflights users on 8/27. 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 Norse is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2211:37 amSJO - LGW
1 stop15h 23mMultiple Airlines
Wed 10/12:00 pmLGW - SJO
1 stop27h 27mMultiple Airlines
Deal found 8/27$662
This Norse deal was found by Cheapflights users on 8/28. 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 Norse is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/2712:22 pmSJO - LGW
1 stop15h 38mMultiple Airlines
Mon 12/82:00 pmLGW - SJO
1 stop27h 27mMultiple Airlines
Deal found 8/28$663
This Norse deal was found by Cheapflights users on 8/26. 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 Norse is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/2411:37 amSJO - LGW
1 stop15h 23mMultiple Airlines
Fri 10/32:00 pmLGW - SJO
1 stop27h 27mMultiple Airlines
Deal found 8/26$665
This Norse deal was found by Cheapflights users on 8/26. 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 Norse is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/111:37 amSJO - LGW
1 stop15h 23mMultiple Airlines
Wed 10/82:00 pmLGW - SJO
1 stop27h 41mMultiple Airlines
Deal found 8/26$674
This Norse deal was found by Cheapflights users on 8/26. 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 Norse is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/2411:37 amSJO - LGW
1 stop15h 23mMultiple Airlines
Fri 11/72:00 pmLGW - SJO
1 stop27h 27mMultiple Airlines
Deal found 8/26$697
This KLM deal was found by Cheapflights users on 8/27. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/61:35 pmSJO - LHR
1 stop16h 55mMultiple Airlines
Thu 9/186:15 amLHR - SJO
1 stop17h 55mMultiple Airlines
Deal found 8/27$701
This KLM deal was found by Cheapflights users on 8/26. 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.
Wed 10/151:23 pmSJO - LHR
1 stop17h 07mMultiple Airlines
Tue 10/286:20 amLHR - SJO
1 stop17h 30mMultiple Airlines
Deal found 8/26$702
This KLM deal was found by Cheapflights users on 8/26. 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.
Wed 9/31:35 pmSJO - LHR
1 stop16h 55mMultiple Airlines
Tue 9/97:45 pmLHR - SJO
1 stop28h 25mMultiple Airlines
Deal found 8/26$715

Cheapflights Fare Finder

 
Customize your flight search to find flights from San José to London 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 August 28, 2025.
Use the filters below to find and compare flights from San José to London that are best for you.

Fly from

San José

Fly to

London

Route

Depart

Return

Price

San JoséLondon

SJO - LGW

SJOLGW

San José Juan Santamaria Intl

Thu 11/20

6:30 pm-10:55 am

Nonstop10h 25m

London Gatwick

Thu 12/4

11:00 am-4:40 pm

Nonstop11h 40m

$641

San JoséLondon

SJO - LGW

SJOLGW

San José Juan Santamaria Intl

Sat 11/1

6:30 pm-10:55 am

Nonstop10h 25m

London Gatwick

Sat 11/22

11:00 am-4:40 pm

Nonstop11h 40m

$643

San JoséLondon

SJO - LGW

SJOLGW

San José Juan Santamaria Intl

Tue 11/11

6:30 pm-10:55 am

Nonstop10h 25m

London Gatwick

Thu 12/4

11:00 am-4:40 pm

Nonstop11h 40m

$643

San JoséLondon

SJO - LGW

SJOLGW

San José Juan Santamaria Intl

Thu 10/30

6:30 pm-10:55 am

Nonstop10h 25m

London Gatwick

Thu 11/6

11:00 am-4:40 pm

Nonstop11h 40m

$645

San JoséLondon

SJO - LGW

SJOLGW

San José Juan Santamaria Intl

Thu 10/2

11:37 am-10:00 am

1 stop15h 23m

London Gatwick

Tue 10/7

2:00 pm-10:41 am

1 stop27h 41m

$646

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Wed 10/15

1:23 pm-1:30 pm

1 stop17h 07m

London Heathrow

Tue 10/28

6:20 am-5:50 pm

1 stop17h 30m

$702

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Wed 9/3

1:35 pm-1:30 pm

1 stop16h 55m

London Heathrow

Tue 9/9

7:45 pm-5:10 pm

1 stop28h 25m

$715

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Sun 8/31

1:35 pm-1:30 pm

1 stop16h 55m

London Heathrow

Sat 9/13

6:15 am-5:10 pm

1 stop17h 55m

$720

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Fri 10/17

1:23 pm-1:30 pm

1 stop17h 07m

London Heathrow

Tue 10/28

8:55 am-5:50 pm

1 stop14h 55m

$721

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Mon 10/20

1:23 pm-11:10 am

1 stop14h 47m

London Heathrow

Mon 10/27

7:20 pm-5:50 pm

1 stop28h 30m

$723

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/27

Showing 1-10 of 32 results
1
2
3
4

Best time to book a flight from San José to London

Have a flexible travel schedule? Discover the best time to fly to London from San José 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 José to London

How far ahead should I book a flight from San José, San José Province to London?

Use this chart to determine the optimal time to book a round-trip flight from San José to London. Price data was last updated on August 22, 2025.

To ensure you get the cheapest price possible for a flight from San José, San José Province to London, you should look to book at least 78 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 José, San José Province to London?

Currently, November is the cheapest month in which you can book a flight from San José, San José Province to London (average of $661). Flying from San José, San José Province to London in June is currently the most expensive (average of $1,098). 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 SJO to LON?

Find hourly flight availability from San José 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 August 28, 2025.

When flying from San José, San José Province to London, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 22% versus a flight in the evening.

What is the cheapest day to fly from San José, San José Province to London?

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

Travelers seeking maximum savings on their San José, San José Province to London flight should consider departing on Wednesday afternoons when fares are most often at their lowest. Wednesday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

How much does it cost to fly round-trip from San José, San José Province to London?

What’s the top layover airport for flights from San José, San José Province to London?

Share of 1-stop round-trip flights from San José, San José Province to London chosen by Cheapflights users in the past 12 months, using the same layover each way.

Zurich (ZRH) – chosen by Cheapflights users on 25% of 1-stop itineraries from San José, San José Province to London on Cheapflights.

What’s the cheapest layover airport for flights from San José, San José Province to London?

Average round-trip fare for 1-stop flights from San José, San José Province to London, chosen by Cheapflights users in the past 12 months, with the same layover each way.

Montreal (YUL) is the most affordable 1-stop option, with an average round-trip price of $654.

What’s the fastest layover option from San José, San José Province to London?

Shortest average travel time for 1-stop one-way flights from San José, San José Province to London, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.

Flights via Miami (MIA) have the shortest average one-way travel time for 1-stop routes: 13h 59m.

Which airport typically offers the quickest layover for flights from San José, San José Province to London?

Average layover duration for 1-stop one-way flights from San José, San José Province to London, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Zurich (ZRH) offer the fastest connection on this route, with an average layover time of 1h 18m.

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 August 28, 2025.
Read reviews from past customers who have flown KLM, Air France, and Air Canada from San José to London. 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.

Comfort

7.7

Boarding

7.8

Crew

8.4

Entertainment

7.1

Food

7.3

Overall

7.8

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

Comfort

7.7

Boarding

7.8

Crew

8.4

Entertainment

7.1

Food

7.3

Overall

7.8

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

Comfort

7.7

Boarding

7.8

Crew

8.4

Entertainment

7.1

Food

7.3

Overall

7.8

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

Comfort

7.7

Boarding

7.8

Crew

8.4

Entertainment

7.1

Food

7.3

Overall

7.8

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

Comfort

7.7

Boarding

7.8

Crew

8.4

Entertainment

7.1

Food

7.3

Overall

7.8

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

Comfort

7.7

Boarding

7.8

Crew

8.4

Entertainment

7.1

Food

7.3

Overall

7.8

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

Related info for your journey

Find useful and relevant information for your journey from San José 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 José to London?

    Most people fly from San José Juan Santamaria Intl (SJO) if they book a flight from San José to London. On average, Juan Santamaria Intl has 0 outbound flights to London per day from 7 airlines. San José Juan Santamaria Intl is conveniently located just 8.8 mi from San José’s city center.

  • How long is the flight from San José, San José Province to London?

    For as low as $641, British Airways can have you in London from San José, San José Province in 10h 25m. There are 5420 mi between San José, San José Province and London. All flights are typically nonstop.

  • What are the cheapest airlines flying from San José, San José Province to London round-trip?

    Cheapflights users have booked flights from San José, San José Province to London round-trip from $272. Other airlines that can offer you cheap pricing are Air Canada, from $604, and British Airways, from $651. You may be able to fly from San José, San José Province to London for 67% less than the average price by searching for these airlines.

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

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

  • How can I find direct flights from San José to London?

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

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

    Yes. Cheapflights offers flight deals from San José 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 José, San José Province to London?

    Currently, November is the cheapest month in which you can book a flight from San José, San José Province to London (average of $661). Flying from San José, San José Province to London in June is currently the most expensive (average of $1,098). 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 London?

Book flights to London if you plan to visit one of these locations
Hounslow
Hayes
Thornton Heath
Southend-on-Sea
Harrow
Canterbury
Croydon
Dartford
Dover
Orpington
Gatwick
Borehamwood
Aylesbury
Chelmsford
Bedford
Wembley
Folkestone
Chichester
Arundel
Eastbourne

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for San José to London

See prices for flight routes from nearby airports that may be better suited for you.

Top 7 airlines flying from San José to London

Discover the top 7 airlines that operate flights from San José to London. 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 August 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$272Average$632FlexibilityNo cancel feeOn-time62%
Air CanadaCheapest$604Average$660FlexibilityNo cancel feeOn-time67%
British AirwaysCheapest$651Average$787FlexibilityNo cancel feeOn-time70%
IberiaCheapest$682Average$874FlexibilityNo cancel feeOn-time77%
Air FranceCheapest$683Average$916FlexibilityNo cancel feeOn-time77%
KLMCheapest$690Average$767FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$738Average$964FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.