Cheap flights from London Heathrow Airport to Porto from $81

The month of January is, on average, the cheapest month to fly to Porto from London Heathrow Airport, with most prices found around $199. If you aren’t able to travel during the month of January, then book flights to Porto from London Heathrow Airport during November instead. Flights to Porto in November, while not as cheap as those in January, still average around $217.

The cheapest day to depart on your flight to Porto is on a Sunday when prices can be found for as low as $199. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around $309. These prices are subject to change though, so be sure to set up a Price Alert for flights to Porto.

At noon is the cheapest time of day to fly from London Heathrow Airport to Porto when you can find flight prices for as low as $165. Flying to Porto at noon is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are $281 on average. Flights to Porto from London Heathrow Airport in the evening are generally more expensive because this time of day is more convenient for travelers’ schedules.

You are more likely to see cheaper flights to Porto from London Heathrow Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Porto for around $290 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Porto from London Heathrow Airport for as low as $211 on momondo.