Cheap flights from the United Kingdom to Porto from £18

The month of January is, on average, the cheapest month to fly to Porto from United Kingdom, with most prices found around £89. If you are unable to visit Porto during the month of January, then departing from United Kingdom during the month November is also very affordable. Most momondo users find prices during this month for around £100.

According to our data, Tuesday is the cheapest day to fly to Porto from United Kingdom. The lowest ticket price found for a Tuesday departure recently was £156. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. If your travel schedule is flexible, try to avoid departing on a Friday because tickets tend to average around £192. These prices are subject to change though, so be sure to set up a Price Alert for flights to Porto.

Our data shows that the cheapest United Kingdom to Porto flights are usually those with departure times at midday. Our users have found flights to Porto at midday for as low as £130. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are £206 on average. Flights to Porto from United Kingdom in the evening are generally more expensive because this time of day is more convenient for travellers’ schedules.

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

You are more likely to see cheaper flights to Porto from United Kingdom when booking weeks ahead of your departure date. In general, you can expect to find flights to Porto for around £210 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 United Kingdom for as low as £161 on momondo.

There are 3 cabin classes available to choose from on United Kingdom to Porto flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Ryanair, easyJet, and Iberia are the most popular carriers operating from United Kingdom to Porto

Ryanair, easyJet and TAP AIR PORTUGAL are the top three most popular airlines that fly to Porto from United Kingdom according to our data. Ryanair is the first choice among our users, with 54% of people opting to fly with this airline when travelling to Porto. Keep in mind that there are 12 different airlines that fly to Porto on a routine basis, so you have a few additional options to choose from.

Historically, on average around 24% of flights between United Kingdom and Porto have experienced a delay on any given week. The average delay length over the past 12 months has been 116 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. Thursday has historically seen more delays on average compared to the rest of the week.

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

6 flights are operational daily from United Kingdom to Porto as of February 2026. The most popular departure time for this route is 10:00, with 47% of flights per day taking off at midday.

The number of flights available between United Kingdom and Porto is 48 per week as of February 2026. The most frequent departure day is Sun, with 35% of weekly flights leaving on this day.