Upvote:4
Istanbul is served by 2 airports, Istanbul Ataturk Airport (IST) and Sabiha Gokcen International Airport (SAW).
Istanbul Ataturk Airport (IST)
There are quite a number of lounges, you can find info listed on the official website.
There doesn't appear to be any Amex lounges.
Primeclass lounges offer walk-in admission which have prices listed on this page.
More info from SleepingAirports
Sabiha Gokcen International Airport (SAW)
Lounges are listed on their Official page.
SleepingAirports lists the following information:
If you are an economy class traveller, you can enter these lounges at Istanbul Sabiha airport either by purchasing a day pass or through a membership program. Visit the individual lounge page for more details (ie. facilities, hours, pass and membership information):
- LGM Domestic CIP Lounge - Location: Domestic Terminal, Airside, upper level. Free WiFi. Hours: open 24 hours. Lounge Access: Pay at the Door (35 TL) β’ Priority Pass.
- LGM International CIP Lounge - Location: International Terminal, Airside, upper level. Free WiFi. Hours: open 24 hours. Lounge Access: Pay at the Door (45 TL) β’ Priority Pass.
Additionally, there are three member/cardholder lounges: THY CIP β’Wings Lounge.
I have been to the lounge at SAW (I think it was the LGM International one, but can't be sure) and there were only couches to sit, nowhere to sleep.