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

Return flights

07 May - 18 May	Air Serbia
07 May - 23 May	Air Serbia
08 May - 23 May	Aegean Airlines
11 May - 18 May	Ryanair
07 May - 22 May	Air Serbia
13 May - 27 May	Vueling Airlines
13 May - 20 May	Vueling Airlines
31 May - 12 Jun	Ryanair
12 May - 24 May	Air Europa
08 May - 17 May	Aegean Airlines
12 May - 27 May	Ryanair
30 May - 17 Jun	Air Europa
19 May - 03 Jun	Ryanair
27 May - 22 Jun	TAP
18 May - 01 Jun	Iberia
23 May - 11 Jun	Ryanair
27 May - 11 Jun	Ryanair
29 May - 12 Jun	Ryanair
21 May - 10 Jun	Vueling Airlines
07 May - 29 Jun	Ryanair

Also check the deals for one-way flights from Porto to Tokyo 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.

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Cheapest return flights from Porto to Tokyo in May from $874

Return flights