Cheap flights from Porto to Lisbon from €45

In general, April is the cheapest month to fly from Porto to Lisbon. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around €72. If you don’t want to visit Lisbon in April, then you should wait until May to fly from Porto, when ticket prices are also cheap, with an average price of €72.

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

You are more likely to see cheaper flights to Lisbon from Porto when booking weeks ahead of your departure date. In general, you can expect to find flights to Lisbon for around €93 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Lisbon from Porto for as low as €73 on momondo.

There is only 1 cabin class available to choose from on Porto to Lisbon Humberto Delgado 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 31% of flights between Porto and Lisbon have experienced a delay on any given week. The average delay length over the past 12 months has been 94 minutes.

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

Sunday is statistically the day of the week that experiences the fewest delays on this flight route. Monday 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 27% of their flights experiencing any sort of delay.

The number of flights available between Porto and Lisbon is 8 per day as of March 2026. The most frequent departure time is 12:00, with 49% of daily flights leaving at midday.

As of March 2026, 60 flights take off from Porto and land in Lisbon each week. The most common flight departure day for this route is Sat, with 98% of weekly flights taking off on this day.