In general, when looking for the cheapest flight to Plymouth, try to choose a flight departing in June for the best deal.
On average, from most locations, when planning your trip to Plymouth, try to book your flight in the region of 60 days in advance for the cheapest prices.
On average, the cheapest flights to Plymouth are found when departing on a Tuesday. Try to avoid departing on a Saturday, as this is usually the most expensive day.
Typically, cheap prices to Plymouth are most often found for midday flights. Cheap prices are less likely for evening flights.