AirHint found the following cheapest return flights from Frankfurt (FRA) to Porto (OPO) in January 2026 (see full year).

Return flights

16 Jan - 23 Jan	Ryanair	direct
16 Jan - 02 Feb	Ryanair	direct
02 Jan - 09 Jan	Ryanair	direct
12 Jan - 15 Jan	Ryanair
09 Jan - 11 Jan	Ryanair
15 Jan - 18 Jan	easyJet
15 Jan - 18 Jan	Lufthansa	direct
28 Jan - 06 Feb	Lufthansa	direct
08 Jan - 11 Jan	easyJet
04 Jan - 08 Jan	easyJet
02 Jan - 05 Jan	Ryanair	direct
04 Jan - 11 Jan	KLM

Also check the deals for one-way flights from Frankfurt to Porto 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 Frankfurt to Porto in January from 92€

Return flights