Priority Pass London Heathrow International Airport Lounges:

Terminal 1
Airside - after Passport Control, turn right at `World of Whiskies`. Go up to 2nd Floor and follow signs. Members can access the Lounge from Terminal 2: Proceed to Gate 2. Follow signs `Flight Connection Center` and then signs to the Lounge. - SERVISAIR LOUNGE

Terminal 3 Intl
Airside - through the main Departure Lounge and Gate F. Pass Duty Free and a set of doors and take the stairs/lift to the 1st Floor. The Lounge is situated to the right. - KUWAIT AIRWAYS - OASIS LOUNGE

Terminal 3 Intl
Airside - proceed through Departures into the Departure Lounge. Go through the doors towards Gates 2-55 and follow signs to Gate F. Take the lift or stairs to the 2nd Floor, go through the double doors, turn right and follow the corridor round. - SERVISAIR LOUNGE

Terminal 4 Intl
Airside - the Lounge is located at Departure Gate 17. - HOLIDECK LOUNGE