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

Based on current 6-month forward fare data, October 2026 is the cheapest month to fly from Rotterdam (RTM) to Porto (OPO), with fares starting from $130.

What is the lowest current fare from RTM to OPO?

The lowest currently-listed fare from Rotterdam (RTM) to Porto (OPO) is $130 on 2026-10-07.

Is there a direct flight from Rotterdam to Porto?

There is currently no non-stop service from RTM to OPO. Most travellers connect through a hub airport. See our route page for current stopover options.

Cheap flights from Rotterdam to Porto

Cheapest current fares: $130 in October 2026 on connecting flights.

Last updated August 10, 2026 · By Flightmaps Editorial

Cheapest month-by-month fares

Lowest available fare per calendar month from Rotterdam (RTM) to Porto (OPO). Refreshed daily.

Rotterdam (RTM) → Porto (OPO)

October 2026 $130
August 2026 $169

Frequently asked questions

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

Based on current 6-month forward fare data, October 2026 is the cheapest month to fly from Rotterdam (RTM) to Porto (OPO), with fares starting from $130.
What is the lowest current fare from RTM to OPO?

The lowest currently-listed fare from Rotterdam (RTM) to Porto (OPO) is $130 on 2026-10-07.
Is there a direct flight from Rotterdam to Porto?

There is currently no non-stop service from RTM to OPO. Most travellers connect through a hub airport. See our route page for current stopover options.

Related guides for this route

Sibling pages — full route detail, airport overviews, visa context, per-airline routes.