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$365+ Cheap flights from San José (SJO) to Heathrow (LHR)

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 2/3. Fares are subject to change and may not be available on all flights or dates of travel.
SJO — LHR
Dec 21 — Dec 281
Sun 12/21
Sun 12/28
1 adult, Economy
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Cheapflights Tip: The best prices from San José Juan Santamaria Intl to London Heathrow are usually found in February or January, booked 58 days in advance, depart on a Monday or Sunday and return on a Thursday

Cheap flight deals from San José to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from San José (SJO) 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 November 21, 2025.

Most accurate provider

Justfly.com
3 stars

Most trusted provider

Justfly.com
3 stars

Round-trip from

$717
(KLM)

One-way from

$365
(Kiwi.com)

Popular in

July

Cheapest in

February

Average price

$785
Provider with most accurate pricing for San José Juan Santamaria Intl-London Heathrow flight deals.
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Provider most trusted by Cheapflights users for San José Juan Santamaria Intl-London Heathrow flights.
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From San José Juan Santamaria Intl to London Heathrow
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One-way flight from San José Juan Santamaria Intl to London Heathrow
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Highest demand for flights based on searches. 13% potential increase in price ($130 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($17 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Find flight deals from San José to Heathrow

Cheapest flights from San José to Heathrow
Explore the most affordable flight options available from San José to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 21, 2025.

This KLM deal was found by Cheapflights users on 11/21. 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 12/137:00 amSJO - LHR
1 stop18h 50mKLM
Sat 1/178:55 amLHR - SJO
1 stop19h 20mKLM
Deal found 11/21$746
This British Airways deal was found by Cheapflights users on 11/19. 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.
Mon 11/246:15 pmSJO - LHR
1 stop18h 35mBritish Airways
Thu 12/46:45 pmLHR - SJO
1 stop27h 50mBritish Airways
Deal found 11/19$747
This KLM deal was found by Cheapflights users on 11/20. 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.
Sun 11/232:31 pmSJO - LHR
1 stop15h 09mKLM
Sun 12/710:45 amLHR - SJO
1 stop17h 35mKLM
Deal found 11/20$748
This Air France deal was found by Cheapflights users on 11/20. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/22:31 pmSJO - LHR
1 stop15h 09mMultiple Airlines
Sat 1/108:55 amLHR - SJO
1 stop19h 20mMultiple Airlines
Deal found 11/20$751
This KLM deal was found by Cheapflights users on 11/20. 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.
Mon 11/242:31 pmSJO - LHR
1 stop15h 09mKLM
Thu 12/48:55 amLHR - SJO
1 stop19h 25mKLM
Deal found 11/20$752
This British Airways deal was found by Cheapflights users on 11/19. 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 12/256:15 pmSJO - LHR
1 stop32h 10mBritish Airways
Tue 12/3011:25 amLHR - SJO
1 stop35h 25mBritish Airways
Deal found 11/19$755
This KLM deal was found by Cheapflights users on 11/19. 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 11/198:30 pmSJO - LHR
1 stop13h 35mKLM
Sat 12/610:45 amLHR - SJO
1 stop17h 35mKLM
Deal found 11/19$756
This KLM deal was found by Cheapflights users on 11/19. 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 11/192:31 pmSJO - LHR
1 stop15h 09mKLM
Thu 11/2710:45 amLHR - SJO
1 stop17h 22mKLM
Deal found 11/19$786
This KLM deal was found by Cheapflights users on 11/19. 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 12/107:00 amSJO - LHR
1 stop17h 25mMultiple Airlines
Wed 3/46:20 amLHR - SJO
1 stop17h 30mMultiple Airlines
Deal found 11/19$787
This KLM deal was found by Cheapflights users on 11/20. 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.
Fri 12/57:00 amSJO - LHR
1 stop17h 25mKLM
Fri 12/1210:45 amLHR - SJO
1 stop17h 35mKLM
Deal found 11/20$790
This Mytrip deal was found by Cheapflights users on 11/19. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/37:22 amSJO - LHR
2 stops21h 28mMultiple Airlines
Sun 12/712:15 pmLHR - SJO
3 stops30h 10mMultiple Airlines
Deal found 11/19$802

Cheapflights Fare Finder

 
Customize your flight search to find flights from San José 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 2,558,603 searches. Data last updated November 21, 2025.
Use the filters below to find and compare flights from San José to London Heathrow Airport that are best for you.

Fly from

San José

Fly to

Heathrow

Route

Depart

Return

Price

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Mon 1/12

7:00 am-6:25 am

1 stop17h 25m

London Heathrow

Wed 1/28

12:30 pm-10:15 pm

1 stop15h 45m

$746

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Thu 1/8

2:31 pm-11:40 am

1 stop15h 09m

London Heathrow

Thu 1/22

8:55 am-10:15 pm

1 stop19h 20m

$751

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Tue 1/20

7:00 am-6:25 am

1 stop17h 25m

London Heathrow

Sat 1/24

10:45 am-10:15 pm

1 stop17h 30m

$751

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Tue 12/2

2:31 pm-11:40 am

1 stop15h 09m

London Heathrow

Sat 12/6

8:55 am-10:20 pm

1 stop19h 25m

$752

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Wed 4/1

1:20 pm-1:30 pm

1 stop17h 10m

London Heathrow

Sun 4/5

10:55 am-9:15 pm

1 stop17h 20m

$767

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Tue 3/17

7:00 am-6:25 am

1 stop17h 25m

London Heathrow

Tue 3/24

6:20 am-5:50 pm

1 stop17h 30m

$798

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Tue 3/3

2:20 pm-11:40 am

1 stop15h 20m

London Heathrow

Mon 3/23

6:30 am-6:25 pm

1 stop17h 55m

$798

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Tue 3/17

1:20 pm-11:40 am

1 stop16h 20m

London Heathrow

Tue 3/24

6:30 am-6:25 pm

1 stop17h 55m

$798

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Sun 12/7

7:00 am-6:25 am

1 stop17h 25m

London Heathrow

Mon 12/15

12:30 pm-10:20 pm

1 stop15h 50m

$833

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Fri 3/20

1:20 pm-11:40 am

1 stop16h 20m

London Heathrow

Mon 4/6

1:05 pm-9:15 pm

1 stop15h 10m

$843

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/21

Showing 1-10 of 19 results
1
2

Compare providers for flights from San José to Heathrow

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 José to Heathrow in November.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
Justfly.comPrice Accuracy3 starsTrust 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 José-London Heathrow Airport flights, users find the pricing of Justfly.com to be most consistent on Cheapflights vs. Justfly.com Users can find the same prices on San José-London Heathrow Airport flight deals on Cheapflights vs. Justfly.com >95% of the time. Price accuracy is based on data collected from San José-London Heathrow Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on San José-London Heathrow Airport flights, Cheapflights users trust Justfly.com the most. Justfly.com 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 José-London Heathrow Airport 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 José to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow 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 Heathrow Airport

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

Use this chart to determine the optimal time to book a round-trip flight from San José to Heathrow. Price data was last updated on November 14, 2025.

To ensure you get the cheapest price possible for a flight from San José to London Heathrow Airport, you should look to book at least 58 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 to London Heathrow Airport?

Currently, January is the cheapest month in which you can book a flight from San José to London Heathrow Airport (average of $587). Flying from San José to London Heathrow Airport in June is currently the most expensive (average of $784). 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 LHR?

Find hourly flight availability from San José 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 November 21, 2025.

A simple way to save on the total cost of your ticket is to fly from San José to London Heathrow Airport in the morning. If you’re flexible enough to do this you can expect to save up to 22% on your trip compared to booking a flight in the evening.

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

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

Travelers seeking maximum savings on their San José to London Heathrow Airport flight should consider departing on Monday mornings when fares are most often at their lowest. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

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 November 21, 2025.
Get a feel of what it's like to fly with KLM, Air France, and United Airlines from San José to London Heathrow Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.7
Good
1,414 reviews

Crew

8.4

Food

7.3

Overall

7.7

Comfort

7.7

Boarding

7.8

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
KLM
7.7
Good
1,414 reviews
KLM
7.7
Good
1,414 reviews

Crew

8.4

Food

7.3

Overall

7.7

Comfort

7.7

Boarding

7.8

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
Air France
7.4
Good
1,493 reviews
KLM
7.7
Good
1,414 reviews

Crew

8.4

Food

7.3

Overall

7.7

Comfort

7.7

Boarding

7.8

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
United Airlines
7.4
Good
9,029 reviews
KLM
7.7
Good
1,414 reviews

Crew

8.4

Food

7.3

Overall

7.7

Comfort

7.7

Boarding

7.8

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
Air Canada
7.1
Good
10,463 reviews
KLM
7.7
Good
1,414 reviews

Crew

8.4

Food

7.3

Overall

7.7

Comfort

7.7

Boarding

7.8

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
Iberia
7.0
Good
3,027 reviews
KLM
7.7
Good
1,414 reviews

Crew

8.4

Food

7.3

Overall

7.7

Comfort

7.7

Boarding

7.8

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.

Related info for your journey

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

    Located just 8.8 mi from the city center, San José Juan Santamaria Intl is the airport most travelers will use when flying to London Heathrow from San José. Booking flights from Juan Santamaria Intl (SJO) to London Heathrow should be relatively easy as there are 0 daily outbound flights to London Heathrow from 5 different airlines.

  • How long is the flight from San José to London Heathrow Airport?

    Departing from San José to London Heathrow Airport will take you 16h 20m. The distance from San José to London Heathrow Airport is about 5407 mi.

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

    Cheapflights users have booked flights from San José to London Heathrow Airport round-trip from $633. Other airlines that can offer you cheap pricing are Air France, from $683, and KLM, from $712. Air Canada is 26% cheaper than the average price of flights available within the next 90 days to this destination.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from San José 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 José to London Heathrow Airport?

    Currently, January is the cheapest month in which you can book a flight from San José to London Heathrow Airport (average of $587). Flying from San José to London Heathrow Airport in June is currently the most expensive (average of $784). 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 Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Hounslow
Ilford
Hayes
Southend-on-Sea
Harrow
Croydon
Eastleigh
Dartford
Dover
Winchester
Orpington
Northampton
Gatwick
Borehamwood
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Aylesbury
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Wembley
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Alternative routes for San José to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.
San José to Gatwick flights

Top 5 airlines flying from San José to Heathrow

Discover the top 5 airlines that operate flights from San José 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 2,558,603 searches. Data last updated November 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$633Average$720FlexibilityNo cancel feeOn-time67%
Air FranceCheapest$683Average$984FlexibilityNo cancel feeOn-time77%
KLMCheapest$712Average$794FlexibilityNo cancel feeOn-time75%
IberiaCheapest$735Average$987FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$738Average$1,038FlexibilityNo cancel feeOn-time69%

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