AirHint found the following cheapest return flights from San Jose (SJO) to London (STN) in March 2026 (see full year).

Return flights

24 Mar - 31 Mar	Volaris Costa Rica
02 Mar - 20 Mar	Volaris El Salvador
03 Mar - 24 Mar	Avianca
24 Mar - 28 Mar	Spirit Airlines
14 Mar - 21 Mar	Avianca
13 Mar - 01 Apr	Volaris
17 Mar - 24 Mar	Iberojet
20 Mar - 16 Apr	Avianca
05 Mar - 10 Mar	Iberia
25 Mar - 01 Apr	Avianca
07 Mar - 26 Mar	Avianca
29 Mar - 05 Apr	Aeromexico
30 Mar - 07 Apr	Iberia
11 Mar - 24 Mar	Air France
28 Mar - 05 Apr	Iberia

Also check the deals for one-way flights from San Jose to London in March.

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

Book a cheap hotel in London

Cheap car rent in London

Cheapest return flights from San Jose to London in March from 789€

Return flights