Cheap flights from Costa Rica to the United Kingdom from £264

The cheapest month to fly to United Kingdom from Costa Rica is in February. Flight prices, which tend to average around £541, are often lower during this time because this is during the off-season. If you are unable to visit United Kingdom during the month of February, then departing from Costa Rica during the month October is also very affordable. Most momondo users find prices during this month for around £546.

The cheapest day to depart from Costa Rica to United Kingdom is on a Thursday. Travellers who choose to depart for United Kingdom on a Thursday will often find tickets for as low as £596. When flying out on a Tuesday, the most expensive travel day of the week, you can expect to see flight prices from Costa Rica to United Kingdom for around £1,179.

Fly from San José Juan Santamaria Intl to London Gatwick for the best Costa Rica - United Kingdom flight prices

You are more likely to see cheaper flights to United Kingdom from Costa Rica when booking weeks ahead of your departure date. In general, you can expect to find flights to United Kingdom for around £661 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to United Kingdom from Costa Rica for as low as £587 on momondo.

There are 2 cabin classes available to choose from on Costa Rica to United Kingdom flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

You could potentially save up to 23% on your flight if you consider stops on a Costa Rica to United Kingdom flight.

KLM, Air Europa, and Iberia are the most popular carriers operating from Costa Rica to United Kingdom

KLM, British Airways and Iberia are the top three most popular airlines that fly to United Kingdom from Costa Rica according to our data. KLM is the first choice among our users, with 30% of people opting to fly with this airline when travelling to United Kingdom. Keep in mind that there are 4 different airlines that fly to United Kingdom on a routine basis, so you have a few additional options to choose from.

Historically, on average around 22% of flights between Costa Rica and United Kingdom have experienced a delay on any given week. The average delay length over the past 12 months has been 191 minutes.

Generally, flights departing in the evening tend to experience fewer delays. Flights departing in the evening have, in the past, seen delays more frequently in comparison.

Tuesday is statistically the day of the week that experiences the fewest delays on this flight route. Saturday has historically seen more delays on average compared to the rest of the week.

According to our data, British Airways have had the fewest delays on this route over the last 12 months, with about 22% of their flights experiencing any sort of delay.

3 flights are operational weekly from Costa Rica to United Kingdom as of February 2026. The most popular departure day for this route is Tue, with 33% of flights per week taking off on this day.

The flight from Costa Rica to United Kingdom depends on which airports you’re departing from and arriving to, and whether or not you have a layover. If you fly from Liberia (a popular airport in Costa Rica) to London Heathrow Airport (the most popular airport in United Kingdom), then the flight time is 13h 55m on average. If you fly from San José (another popular airport in Costa Rica) to London Heathrow Airport, then the average flight time is 14h 05m.