AirHint found the following cheapest return flights from Southend (SEN) to San Jose (SJO) in January 2026 (see full year).

Return flights

30 Jan - 15 Feb	easyJet
30 Jan - 14 Feb	easyJet
29 Jan - 14 Feb	easyJet
19 Jan - 12 Feb	easyJet
30 Jan - 11 Feb	easyJet
12 Jan - 22 Jan	easyJet
01 Jan - 08 Jan	easyJet
01 Jan - 10 Jan	easyJet
05 Jan - 15 Jan	easyJet
12 Jan - 31 Jan	easyJet
02 Jan - 10 Jan	easyJet
12 Jan - 17 Jan	easyJet
01 Jan - 03 Jan	easyJet
11 Jan - 31 Jan	easyJet
30 Jan - 08 Feb	easyJet
11 Jan - 24 Jan	easyJet

Also check the deals for one-way flights from Southend to San Jose in January.

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.

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Cheapest return flights from Southend to San Jose in January from 839€

Return flights