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

Return flights

10 Mar - 31 Mar	Air Canada
15 Mar - 28 Mar	Air Canada
15 Mar - 25 Mar	Air Canada
09 Mar - 17 Mar	Air Canada
01 Mar - 27 Mar	Air Canada
05 Mar - 26 Mar	Air Canada
01 Mar - 17 Mar	Air Canada
13 Mar - 01 Apr	Air Canada
01 Mar - 14 Mar	Air Canada
26 Mar - 16 Apr	Air Canada
19 Mar - 14 Apr	Air Canada
02 Mar - 10 Mar	Air Canada
09 Mar - 23 Mar	Air Canada
24 Mar - 13 Apr	United
31 Mar - 14 Apr	Air Canada
12 Mar - 02 Apr	United
24 Mar - 05 Apr	Air Canada
25 Mar - 05 Apr	Air Canada
23 Mar - 05 Apr	Air Canada
26 Mar - 05 Apr	Air Canada

Also check the deals for one-way flights from Frankfurt to San Jose 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.

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Cheapest return flights from Frankfurt to San Jose in March from 481€

Return flights