What are the main airports in Singapore?

Singapore Changi Airport (SIN), by passengers a year in open data. The full list with ICAO codes is on this page.

Which is the busiest airport in Singapore?

Singapore Changi Airport (SIN), with 58.9 million passengers (Wikidata, 2023).

Airports in Singapore

2 airports with scheduled flights, busiest first.

Singapore has 2 airports with scheduled passenger flights and an IATA code, 1 of them large. The busiest is Singapore Changi Airport (SIN, 58.9 million passengers, Wikidata, 2023). Singapore has more than one airport.

Code	Airport	Serves	Passengers / year	Routes
SIN	Singapore Changi Airport	Singapore	58,900,000	47
XSP	Seletar Airport	Singapore	—	—

Cities with more than one airport

Singapore · 2 airports

Busiest routes

Route	To	Distance	Passengers
SIN – SYD	Sydney, Australia	6,288 km	1,758,167
MEL – SIN	Melbourne, Australia	6,024 km	1,739,044
PER – SIN	Perth, Australia	3,895 km	1,480,147
DEL – SIN	New Delhi, India	4,151 km	1,019,027
MAA – SIN	Chennai, India	2,925 km	1,011,653
BNE – SIN	Brisbane, Australia	6,141 km	1,006,075
ICN – SIN	Seoul, South Korea	4,614 km	900,158 (6 mo)
BOM – SIN	Mumbai, India	3,920 km	862,687
FRA – SIN	Frankfurt, Germany	10,284 km	629,783
BLR – SIN	Bengaluru, India	3,180 km	588,419

Questions

Singapore has 2 airports with scheduled passenger flights and an IATA code, 1 of them large airports (OurAirports, 14 October 2026). Airfields without airline service are not counted.