What is the cheapest month to fly from Lisbon to Porto?

Based on current 6-month forward fare data, May 2026 is the cheapest month to fly from Lisbon (LIS) to Porto (OPO), with fares starting from $51.

What is the lowest current fare from LIS to OPO?

The lowest currently-listed fare from Lisbon (LIS) to Porto (OPO) is $51 on 2026-05-30.

Direct flights from LIS to OPO cover approximately 277 km (172 miles), with an estimated flight time of 20m. Operating airlines: TP.

Cheapest current fares: $51 in May 2026, 277 km direct flight in ~20m.

Last updated May 25, 2026 · By Flightmaps Editorial

Lowest available fare per calendar month from Lisbon (LIS) to Porto (OPO). Refreshed daily.

What is the cheapest month to fly from Lisbon to Porto?

Based on current 6-month forward fare data, May 2026 is the cheapest month to fly from Lisbon (LIS) to Porto (OPO), with fares starting from $51.
What is the lowest current fare from LIS to OPO?

The lowest currently-listed fare from Lisbon (LIS) to Porto (OPO) is $51 on 2026-05-30.
How long is the flight from Lisbon to Porto?

Direct flights from LIS to OPO cover approximately 277 km (172 miles), with an estimated flight time of 20m. Operating airlines: TP.

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