https://www.cheapjet.co.uk/SearchByPrice/LCY/CA/Cheapest-flights-from-London.htm Cheapest flights from London en-GB https://www.cheapjet.co.uk/i/logo/logo1-en-GB.gif https://www.cheapjet.co.uk/SearchByPrice/LCY/CA/Cheapest-flights-from-London.htm https://www.cheapjet.co.uk/Flights/searching.aspx?depIATA=LCY&destIATA=SJO&depart=2027-1-14&return=2027-1-30&adults=1&infants=0&children=0&flway=false&flight=true&lang=en-GB&currency=GB https://www.cheapjet.co.uk/Flights/searching.aspx?depIATA=LCY&destIATA=SJO&depart=2027-1-14&return=2027-1-30&adults=1&infants=0&children=0&flway=false&flight=true&lang=en-GB&currency=GB Flights Costa Rica London City - San José (San José Province) Juan Santamaria Intl (Return)<br/>14 January - 30 January<br/>£952.96 incl. payment fees, <a href="https://www.cheapjet.co.uk/redirect.aspx?opid=86&url=&DepartAirport=LCY&DestinationAirport=SJO&Adults=1&Children=0&Infants=0&DepartureDate=14/01/2027&ReturnDate=30/01/2027&FLWay=2" target=_blank>KLM</a><br/>Found: 17 Hours Ago<br/><a href="https://www.cheapjet.co.uk/Flights/LCY/SJO/Cheap-flights-from-London-to-San-José-(San-José-Province).htm" target=_blank>More offers to this destination - CheapJet.co.uk</a> Fri, 13 Nov 2026 15:22:36 +0100