AirHint found the following cheapest return flights from Porto (OPO) to Osaka (KIX) in May 2026 (see full year).

Return flights

12 May - 26 May	Air Europa
10 May - 23 May	Ryanair
10 May - 24 May	Ryanair
14 May - 26 May	Ryanair
21 May - 04 Jun	Ryanair
14 May - 28 May	Ryanair
19 May - 31 May	Air Europa
19 May - 02 Jun	Air Europa
19 May - 06 Jun	Air Europa
16 May - 30 May	Air Europa
28 May - 13 Jun	Air Europa
26 May - 09 Jun	Ryanair
19 May - 26 May	Ryanair
19 May - 05 Jun	Air Europa
19 May - 01 Jun	Air Europa
19 May - 04 Jun	Ryanair
10 May - 15 May	Ryanair
19 May - 03 Jun	Air Europa
15 May - 29 May	Ryanair

Also check the deals for one-way flights from Porto to Osaka in May.

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 Osaka

Cheap car rent in Osaka

Cheapest return flights from Porto to Osaka in May from 690€

Return flights