Cheapest return flights from San Jose to London in September from 512€

AirHint found the following cheapest return flights from San Jose (SJO) to London (LGW) in September 2025 (see full year).

Return flights

28 Sep - 04 Oct Spirit Airlines
27 Sep - 04 Oct Spirit Airlines
05 Sep - 24 Sep Avianca
21 Sep - 04 Oct Spirit Airlines
05 Sep - 15 Sep Avianca
11 Sep - 15 Sep Spirit Airlines
08 Sep - 15 Sep Avianca
05 Sep - 12 Sep Volaris Costa Rica
05 Sep - 14 Sep Avianca
17 Sep - 01 Oct Spirit Airlines
20 Sep - 04 Oct Avianca
12 Sep - 20 Sep Spirit Airlines
03 Sep - 23 Sep Avianca
18 Sep - 09 Oct Iberojet

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

Skyscanner

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

Feel free to contact us with any feedback or request another flight research.