Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Hilton Head Island to London Heathrow Airport as you normally would.
October can be a great time to fly to London Heathrow Airport from Hilton Head Island with a flight ticket averaging about $955. Cheapflights users have found deals in the month of October for as cheap as $610. The most expensive prices can be found in the month of September.