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$523+ 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 2/14. Fares are subject to change and may not be available on all flights or dates of travel.
SJO — LON
Jan 31 — Feb 71
Sat 1/31
Sat 2/7
1 adult, Economy
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Cheapflights Tip: The best prices from San José Juan Santamaria Intl to London are usually found in February or October, booked 77 days in advance, depart on a Tuesday or Wednesday and return on a Monday

Cheap 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 January 1, 2026.

This KLM deal was found by Cheapflights users on 12/31. 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 12/318:30 pmSJO - LHR
1 stop16h 45mKLM
Tue 1/1312:30 pmLHR - SJO
1 stop15h 45mKLM
Deal found 12/31$887
This Air France deal was found by Cheapflights users on 12/30. 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 12/308:05 pmSJO - LHR
1 stop14h 30mMultiple Airlines
Tue 1/1312:30 pmLHR - SJO
1 stop15h 45mMultiple Airlines
Deal found 12/30$950
This Booking.com deal was found by Cheapflights users on 12/30. 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.
Tue 12/308:40 pmSJO - LHR
2 stops18h 20mLufthansa
Thu 1/19:30 amLHR - SJO
1 stop15h 25mLufthansa
Deal found 12/30$1,034
This United Airlines deal was found by Cheapflights users on 12/30. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/3012:35 pmSJO - LHR
1 stop15h 40mUnited Airlines
Mon 1/121:45 pmLHR - SJO
1 stop24h 47mUnited Airlines
Deal found 12/30$1,036
This United Airlines deal was found by Cheapflights users on 12/30. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/3012:35 pmSJO - LHR
1 stop15h 40mUnited Airlines
Tue 1/1310:00 amLHR - SJO
1 stop16h 39mUnited Airlines
Deal found 12/30$1,066
This CheapOair deal was found by Cheapflights users on 12/30. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/308:40 pmSJO - LHR
1 stop18h 10mLufthansa
Tue 1/134:30 pmLHR - SJO
2 stops27h 35mLufthansa
Deal found 12/30$1,086
This United Airlines deal was found by Cheapflights users on 12/30. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/306:30 amSJO - LHR
2 stops28h 20mUnited Airlines
Thu 1/112:05 pmLHR - SJO
2 stops24h 20mUnited Airlines
Deal found 12/30$1,110
This United Airlines deal was found by Cheapflights users on 12/31. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/312:05 pmSJO - LHR
2 stops34h 15mUnited Airlines
Fri 1/1610:25 amLHR - SJO
2 stops26h 00mUnited Airlines
Deal found 12/31$1,113
This Lufthansa deal was found by Cheapflights users on 12/29. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/308:40 pmSJO - LHR
2 stops18h 20mLufthansa
Thu 1/88:30 amLHR - SJO
1 stop16h 25mLufthansa
Deal found 12/29$1,140
This KLM deal was found by Cheapflights users on 12/29. 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.
Tue 12/308:30 pmSJO - LHR
1 stop14h 30mMultiple Airlines
Tue 1/66:20 amLHR - SJO
1 stop17h 30mMultiple Airlines
Deal found 12/29$1,149
This Lufthansa deal was found by Cheapflights users on 12/31. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/313:50 pmSJO - LHR
2 stops21h 25mSWISS
Fri 1/166:00 amLHR - SJO
1 stop14h 50mSWISS
Deal found 12/31$1,264
This Air Europa deal was found by Cheapflights users on 12/30. 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 Europa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/302:19 pmSJO - LGW
2 stops20h 06mMultiple Airlines
Tue 1/1310:00 amLGW - SJO
2 stops17h 52mMultiple Airlines
Deal found 12/30$1,732

Find 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 January 1, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$657
(Kiwi.com)

One-way from

$523
(JetBlue)

Popular in

July

Cheapest in

February

Average price

$881

Good round-trip deal

$764 or less
Provider with most accurate pricing for San José Juan Santamaria Intl-London (LON) flight deals.
Search Deals
Provider most trusted by Cheapflights users for San José Juan Santamaria Intl-London (LON) flights.
Search Deals
From San José Juan Santamaria Intl to London (LON)
Search Deals
One-way flight from San José Juan Santamaria Intl to London (LON)
Search Deals
Highest demand for flights based on searches. 13% potential increase in price ($129 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($17 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals
Price to beat on a round-trip flight from San José Juan Santamaria Intl to London (LON).
Search Deals

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 January 1, 2026.
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

Tue 2/10

6:30 pm-10:55 am

Nonstop10h 25m

London Gatwick

Thu 2/19

11:00 am-4:40 pm

Nonstop11h 40m

$691

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Tue 4/21

1:25 pm-1:15 pm

1 stop16h 50m

London Heathrow

Sat 5/2

6:15 am-4:55 pm

1 stop17h 40m

$750

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Thu 4/23

1:25 pm-11:20 am

1 stop14h 55m

London Heathrow

Thu 5/7

6:30 am-4:20 pm

1 stop16h 50m

$750

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Wed 4/8

7:00 am-6:45 am

1 stop16h 45m

London Heathrow

Wed 4/15

6:15 am-5:10 pm

1 stop17h 55m

$750

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Sat 5/2

1:25 pm-1:15 pm

1 stop16h 50m

London Heathrow

Thu 5/14

8:40 am-4:20 pm

1 stop14h 40m

$750

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Wed 5/6

1:25 pm-1:15 pm

1 stop16h 50m

London Heathrow

Wed 5/20

8:55 am-5:10 pm

1 stop15h 15m

$750

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Tue 4/21

1:25 pm-1:15 pm

1 stop16h 50m

London Heathrow

Tue 5/5

8:55 am-5:10 pm

1 stop15h 15m

$750

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Sat 5/16

1:25 pm-11:20 am

1 stop14h 55m

London Heathrow

Sat 5/23

6:15 am-4:40 pm

1 stop17h 25m

$750

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Fri 5/1

1:25 pm-1:15 pm

1 stop16h 50m

London Heathrow

Sat 5/16

8:55 am-5:10 pm

1 stop15h 15m

$750

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Tue 5/5

1:25 pm-1:15 pm

1 stop16h 50m

London Heathrow

Wed 5/20

8:55 am-5:10 pm

1 stop15h 15m

$750

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/30

Showing 1-10 of 40 results
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Compare providers for flights from San José 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 José to London in January.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
Trip.comPrice Accuracy2 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 flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on San José-London flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from San José-London flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on San José-London flights, Cheapflights users trust eDreams the most. eDreams 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 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 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 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 December 26, 2025.

The best time to book flights from San José to London is 77 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, October is the cheapest month in which you can book a flight from San José to London (average of $549). Flying from San José to London in August is currently the most expensive (average of $777). 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 January 1, 2026.

When flying from San José to London, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

How often are flights from San José to London delayed?

About 37% of weekly flights between San José and London have experienced delays in the past year, with the average delay time being 187 minutes.

What is the most punctual flight time for San José to London flights?

Historically, flights departing in the evening are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Saturday tends to have the lowest number of delays on this route, whereas Thursday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on San José to London flights?

Over the last year, British Airways have had the lowest number of delays on this route, with just 37% of flights being delayed.

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 January 1, 2026.
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.
KLM
7.7
Good
1,435 reviews

Entertainment

7.1

Overall

7.7

Food

7.2

Crew

8.4

Comfort

7.6

Boarding

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
KLM
7.7
Good
1,435 reviews
KLM
7.7
Good
1,435 reviews

Entertainment

7.1

Overall

7.7

Food

7.2

Crew

8.4

Comfort

7.6

Boarding

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
Air France
7.4
Good
1,514 reviews
KLM
7.7
Good
1,435 reviews

Entertainment

7.1

Overall

7.7

Food

7.2

Crew

8.4

Comfort

7.6

Boarding

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
Air Canada
7.1
Good
10,571 reviews
KLM
7.7
Good
1,435 reviews

Entertainment

7.1

Overall

7.7

Food

7.2

Crew

8.4

Comfort

7.6

Boarding

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
Iberia
7.0
Good
3,058 reviews
KLM
7.7
Good
1,435 reviews

Entertainment

7.1

Overall

7.7

Food

7.2

Crew

8.4

Comfort

7.6

Boarding

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
British Airways
6.7
Okay
7,632 reviews
KLM
7.7
Good
1,435 reviews

Entertainment

7.1

Overall

7.7

Food

7.2

Crew

8.4

Comfort

7.6

Boarding

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle

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 5 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 to London?

    Departing from San José to London will take you 10h 25m. The distance from San José to London is about 5420 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    According to our current data, British Airways ($592), Air Canada ($626), and Iberia ($682) offers the cheapest pricing from San José to London. British Airways is 30% 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 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 to London?

    Currently, October is the cheapest month in which you can book a flight from San José to London (average of $549). Flying from San José to London in August is currently the most expensive (average of $777). 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
Ilford
Hounslow
Southend-on-Sea
Harrow
Eastleigh
Gatwick
Dartford
Dover
Winchester
Croydon
Orpington
Watford
Hayes
Borehamwood
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Chipping Norton
Horley
Kingston upon Thames
Folkestone
Eastbourne

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Alternative routes for San José to London

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

Top 5 airlines flying from San José to London

Discover the top 5 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 January 1, 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$592Average$714FlexibilityNo cancel feeOn-time70%
Air CanadaCheapest$626Average$815FlexibilityNo cancel feeOn-time67%
IberiaCheapest$682Average$895FlexibilityNo cancel feeOn-time77%
Air FranceCheapest$683Average$1,045FlexibilityNo cancel feeOn-time77%
KLMCheapest$714Average$848FlexibilityNo cancel feeOn-time75%

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