Cheap flights from Lisbon to Porto from €44

The cheapest month to fly to Porto from Lisbon is in April. Flight prices, which tend to average around €70, are often lower during this time because this is during the off-season. If you are unable to visit Porto during the month of April, then departing from Lisbon during the month May is also very affordable. Most momondo users find prices during this month for around €70.

Fly from Lisbon Humberto Delgado to Porto for the best Lisbon Humberto Delgado - Porto flight prices

You are more likely to see cheaper flights to Porto from Lisbon when booking weeks ahead of your departure date. In general, you can expect to find flights to Porto for around €90 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Porto from Lisbon for as low as €73 on momondo.

There is only 1 cabin class available to choose from on Lisbon Humberto Delgado to Porto flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Historically, on average around 40% of flights between Lisbon and Porto have experienced a delay on any given week. The average delay length over the past 12 months has been 91 minutes.

Generally, flights departing at night tend to experience fewer delays. Flights departing in the evening have, in the past, seen delays more frequently in comparison.

Tuesday is statistically the day of the week that experiences the fewest delays on this flight route. Friday has historically seen more delays on average compared to the rest of the week.

According to our data, TAP AIR PORTUGAL have had the fewest delays on this route over the last 12 months, with about 38% of their flights experiencing any sort of delay.

The number of flights available between Lisbon and Porto is 17 per day as of March 2026. The most frequent departure time is 16:00, with 50% of daily flights leaving in the afternoon.

As of March 2026, 124 flights take off from Lisbon and land in Porto each week. The most common flight departure day for this route is Tue, with 51% of weekly flights taking off on this day.