Cheap flights from Porto to London from £34

The cheapest month to fly to London Stansted Airport from Porto is in January. Flight prices, which tend to average around £63, are often lower during this time because this is during the off-season. If you aren’t able to travel to London Stansted Airport during the month of January, then flying in February is also cheap. Prices for this month can be found on momondo for an average of £71.

According to our data, Tuesday is the cheapest day to fly to London Stansted Airport from Porto. The lowest ticket price found for a Tuesday departure recently was £83. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. The most expensive day to fly to London Stansted Airport is Monday, with ticket prices averaging around £137.

Our data shows that the cheapest Porto to London Stansted Airport flights are usually those with departure times in the evening. Our users have found flights to London Stansted Airport in the evening for as low as £92. Flights in the afternoon are often more expensive, with an average ticket price of £123.

Fly from Porto to London Stansted for the best Porto - London Stansted flight prices

You are more likely to see cheaper flights to London Stansted Airport from Porto when booking weeks ahead of your departure date. In general, you can expect to find flights to London Stansted Airport for around £105 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London Stansted Airport from Porto for as low as £58 on momondo.

Historically, on average around 23% of flights between Porto and London have experienced a delay on any given week. The average delay length over the past 12 months has been 119 minutes.

Generally, flights departing in the morning tend to experience fewer delays. Flights departing at night 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. Thursday has historically seen more delays on average compared to the rest of the week.

According to our data, Ryanair have had the fewest delays on this route over the last 12 months, with about 23% of their flights experiencing any sort of delay.

1 flights are operational daily from Porto to London Stansted Airport as of May 2026. The most popular departure time for this route is 21:00, with 57% of flights per day taking off in the evening.

The number of flights available between Porto and London Stansted Airport is 10 per week as of May 2026. The most frequent departure day is Fri, with 40% of weekly flights leaving on this day.