Istanbul Ataturk Airport

Istanbul Atatürk Airport (IATA: IST, ICAO: LTBA) (Turkish: İstanbul Atatürk Havalimanı) is the main international airport serving Istanbul and the biggest airport in Turkey by total number of passengers. Opened in 1924 and located in Yeşilköy, on the European side of the city, it is 24 km west of the city centre. It served over 51 million passengers in 2013, making it the 17th busiest airport in the world in terms of total passenger traffic and the 10th busiest in the world in terms of international passenger traffic. It was Europe's 5th busiest airport in 2013, just below Amsterdam.

Atatürk airport has four terminals:

Terminal 1, for domestic flights
Terminal 2, for international flights
Terminal 3, for cargo flights
Terminal 4, General Aviation Terminal

Sabiha Gokcen International Airport

Sabiha Gökçen International Airport (IATA: SAW, ICAO: LTFJ) is one of the two international airports serving İstanbul. The facility is named after Sabiha Gökçen, the first female combat pilot. Located 35 km (22 mi) southeast of central İstanbul, it is on the Asian side of the bi-continental city. It was built because Atatürk Airport (on the European side) was not large enough to meet the booming passenger demands (both domestic and international). SAW's terminal capacity was 3 million passengers per year and the domestic terminal capacity was 0.5 million passengers per year.

The features of and the services at Sabiha Gökçen Airport and its outlying buildings includes:

a four-storey car park with a capacity of about 4,718 vehicles + 72 bus (3.836 indoors and 882 + 72 bus outdoors).
a four-storey hotel with 128 rooms, adjacent to the terminal and with separate entrances at air and ground sides.
112 check-in, 24 online check-in counters
a VIP building & apron viewing CIP halls with business lounges
Multi Aircraft Ramp System (MARS), allowing simultaneous service to 8 aircraft with large fuselages (IATA code E) or 16 middle-sized fuselage aircraft (IATA code C).
a 400 m² conference center
5,000 m² food court, for cafés and restaurants belonging the leading food & beverage brands
a duty-free shopping area, with a ground of 4,500 square-meters; with shops at international standards.

Antalya Airport

Antalya Airport (IATA: AYT, ICAO: LTAI) is 13 km (8.1 mi) northeast of the city center of Antalya. The airport is operated in Turkey's primary holiday destination located on the country's Mediterranean coast. The airport was built to accommodate the millions of passengers who come to local Mediterranean beaches in summer. It handled 25 million passengers in 2011, more than 20 million of which were from other countries. The airport has two international terminals and one domestic terminal. Based on the projection from data from peak months, it currently has an estimated capacity of accommodating up to 45 million passengers/year.