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British Airways flights from London to San José (LON - SJO)

LON — SJO
11 Jul — 18 Jul1
1 adult
1 adult, Economy, 0 bags

Find British Airways flight deals from London to San José

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Cheapest British Airways flights from London to San José
Explore the most affordable British Airways flight options available from London to San José. Find the lowest fares with prices last updated on 11 June 2026.

Wed 10/609:35
LCY
-
SJO
1 stop36h 30m
British Airways
Sun 28/616:10
SJO
-
LCY
1 stop16h 05m
British Airways
Deal found 8/6£936
Thu 9/710:05
LHR
-
SJO
1 stop19h 33m
British Airways
Fri 10/723:41
SJO
-
LHR
1 stop30h 09m
British Airways
Deal found 10/6£1,109

  • How do most travelers feel about British Airways?

    The average rating from 8,044 British Airways reviews by Cheapflights users is 6.7 (out of a maximum rating of 10). If you are considering flying LON-SJO with Cheapflights, apply your desired dates to the form above to see our best pricing for your trip to San José with British Airways.

  • Can I get a flight from London to San José on British Airways for under £747?

    Cheapflights users have found 1 British Airways flights for under £747 on the LON-SJO route. Prices on flights to San José from London can vary based on many factors including dates. To look at price based on your preferred dates, click here.

British Airways flights from London to San José in 2026

Find detailed information about British Airways flights from London to San José. Explore the options provided by British Airways to plan your journey from London to San José. Data last updated 11 June 2026.

One-way from

£644

Return from

£666

Popular in

December

Cheapest in

September

Average price (all airlines)

£686
British Airways
  • British Airways
  • 25/10
  • Nonstop
  • 11h 30m total
  • London to San José
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British Airways
  • British Airways
  • 25/10-1/11
  • Nonstop
  • 21h 40m total
  • London to San José
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Highest demand for flights from London to San José Juan Santamaria Intl; 3% potential price increase.
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Best time to find cheap flights from London to San José Juan Santamaria Intl; 2% potential price drop.
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Average price for all London to San José Juan Santamaria Intl flights (one-way and round-trip).
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Which month is the cheapest to fly Economy class from London to San José?

For Economy class flights, the cheapest month to fly this route is April. The most expensive months are July and December.

Rainfall in San José by month

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

In terms of precipitation, rainfall in San José ranges from 0.0 - 300.0 inches per month. September is typically the wettest month, when rainfall can reach 300.0 mm. February is typically the driest time to visit San José when rainfall is around 0.0 mm.

Temperature in San José by month

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

If weather is an important factor for your trip to San José, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 21.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 18.0 C).

When is the best time to book a flight to San José with British Airways?

The best time to book a flight to San José with British Airways is 42 days before departure. On average, fares are higher if you book 5 days before departure.

Best time to book a flight from London to San José

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

Browse thousands of different options on Cheapflights for your next trip

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Fly from London to San José on another airline

Consider alternative airlines that service the San José area. Flight routes are based on user searches made on Cheapflights and were last updated on 11 June 2026.
United Airlines flights from London to San José Juan Santamaria Intl

See what others are saying about British Airways

Read reviews and see what other travellers are saying about their experiences with British Airways. Get insights from real passengers regarding the airline's services, customer satisfaction, and overall travel experience. Use these reviews to inform your decision when choosing British Airways for your next flight. Reviews last updated 11 June 2026.
British Airways
6.7
Okay
8,035 reviews
Check prices
Overview

Boarding

6.9

Food

6.4

Entertainment

6.4

Comfort

6.8

Crew

7.7

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