Singapore Airlines
Singapore Airlines guide with airline codes, Changi hub and terminals, fleet, cabins, baggage, check-in, KrisFlyer, lounges and airport transportation.
- Aircraft
- 150
- Destinations
- 78
- Hub
- SIN
- Alliance
- Star Alliance
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About Singapore Airlines
Singapore Airlines is the flag carrier of Singapore, headquartered at Airline House near Changi Airport. Its history goes back to Malayan Airways, founded in 1947, and it has flown under the Singapore Airlines name since 1972. It is the main airline of the SIA Group, which also includes the low-cost carrier Scoot, and it has been a member of Star Alliance since 2000. Temasek Holdings is its majority shareholder.
Its only hub is Singapore Changi Airport, where Singapore Airlines flights depart from Terminals 2 and 3. From Changi it serves 78 destinations across Southeast Asia, North Asia, South Asia, Australia and New Zealand, Europe, Africa and the United States, including nonstop flights to New York, Los Angeles, San Francisco and Seattle. Scoot adds leisure and regional routes from the same hub.
The passenger fleet of about 150 aircraft is made up of Airbus A350-900, Airbus A380, Boeing 777-300ER, Boeing 787-10 and Boeing 737-8 jets.
Schedules, aircraft assignments, terminals and fare rules can change. Confirm operational details directly with Singapore Airlines before travel.
Where Singapore Airlines flies
Routes and frequencies change with the season. Scoot, Singapore Airlines' low-cost sister airline, flies many additional routes from Changi; check the "operated by" line when you book.
Southeast Asia
Major cities and leisure destinations such as Bangkok, Phuket, Kuala Lumpur, Penang, Jakarta, Bali, Hanoi, Ho Chi Minh City, Da Nang and Siem Reap.
North Asia
Japan (Tokyo Narita and Haneda, Osaka and other cities), Seoul, Taipei, Hong Kong and cities across mainland China.
South Asia
Several cities in India, plus Colombo, Dhaka, Malé and Kathmandu.
Australia and New Zealand
Sydney, Melbourne, Brisbane, Perth, Adelaide, Cairns and Darwin, plus Auckland and Christchurch.
Europe and Africa
London, Manchester, Paris, Frankfurt, Munich, Amsterdam, Brussels, Zurich, Milan, Rome, Barcelona, Copenhagen and Istanbul, plus Johannesburg and Cape Town.
United States
New York (JFK and Newark), Los Angeles, San Francisco and Seattle. One New York service operates via Frankfurt and the Los Angeles service SQ12 operates via Tokyo Narita.
Singapore Airlines fleet
Singapore Airlines flies a widebody-focused fleet plus Boeing 737-8 jets on shorter regional routes. The aircraft shown at booking is not guaranteed until departure.
Airbus A350-900
The largest type in the fleet, in long-haul, medium-haul and ultra-long-range versions. The A350-900ULR flies the nonstop routes to the United States.
Airbus A380
Used on high-demand routes, with Suites on the upper deck.
Boeing 777-300ER
Long-haul aircraft with First, Business, Premium Economy and Economy cabins.
Boeing 787-10
Medium-haul routes across Asia and to Australia, with lie-flat regional Business seats.
Boeing 737-8
Shorter regional routes in Southeast Asia and beyond, with Business and Economy cabins.
Singapore Airlines cabin classes
Cabins depend on the aircraft and route. Check the seat map and fare conditions before you buy.
Suites
Private suites on the upper deck of the A380.
First
Offered on selected Boeing 777-300ER aircraft.
Business
Lie-flat seats on long-haul and most regional widebody aircraft.
Premium Economy
A separate cabin with wider seats and more legroom on long-haul aircraft.
Economy
The standard cabin. Fare type affects baggage, changes and seat selection.
Practical information
BaggageCabin bags, checked bags, missing luggage
Singapore Airlines baggage allowances depend on the cabin, the fare type, the route and KrisFlyer or Star Alliance status. Your e-ticket shows the allowance that applies.
Suites, First and Business passengers can bring two bags of up to 7 kg each; Premium Economy and Economy passengers can bring one bag of up to 7 kg. Each bag's length, width and height must not exceed 115 cm in total. One small extra item, such as a handbag or laptop bag, is also allowed.
Most routes use a weight allowance that depends on cabin and fare type. Flights to and from the United States and Canada use a piece allowance of two bags in every cabin. No single checked bag can weigh more than 32 kg.
Sports equipment, pets, bulky items and medical equipment follow separate rules. Check the official Singapore Airlines baggage page before you fly.
Check-in and boardingSteps before departure
Online check-in on singaporeair.com or the SingaporeAir app opens 48 hours before departure and closes 1.5 hours before departure. At the airport, Singapore Airlines asks passengers to check in at least 50 minutes before departure; follow the deadlines shown in your booking.
Confirm the operating airline, airport and terminal. In Singapore, check whether your flight leaves from Terminal 2 or Terminal 3.
Review passport, visa and entry requirements for your destination.
Check in online or in the app as soon as it opens.
Download the mobile boarding pass or print it.
Allow time for bag drop, security and immigration. The gate closes 15 minutes before departure.
Lounges
Singapore Airlines operates SilverKris lounges at Changi and at selected airports in its network. Access depends on cabin, KrisFlyer or Star Alliance status, and the itinerary. Check the location and opening hours before you travel.
Loyalty program
KrisFlyer is Singapore Airlines' frequent-flyer program. Members earn miles on Singapore Airlines, Scoot and Star Alliance flights and with partners, and redeem them for flights and upgrades. Elite levels include KrisFlyer Elite Silver and Elite Gold, and PPS Club is the program for frequent premium-cabin travelers. Program rules change, so check your account for the conditions that apply to your trip.
Flight status and customer serviceOfficial sources
For current operational information, use Singapore Airlines' official services:
singaporeair.com for booking, check-in, trip management and flight status
Available for iOS and Android, with mobile boarding passes and flight notifications
Singapore Airlines airports
Singapore Airlines has one hub, Singapore Changi Airport (SIN). Departures are split between two terminals, so check your booking before you travel to the airport.
Check-in for flights to Southeast Asia, Japan, Dhaka, Malé, Kathmandu and Colombo (except SQ12 to Los Angeles via Tokyo Narita).
Book a transfer →Airport detailsAirport transportation for Singapore Airlines passengers
Public transport, authorized taxis, shared shuttles or a pre-booked private transfer. Arriving long-haul or with a lot of luggage is the case for booking ahead: fixed price, and a driver in arrivals with your name on a sign.
Airport Transportation is an independent platform and is not affiliated with or endorsed by Singapore Airlines.
Singapore Airlines FAQs
What are Singapore Airlines' airline codes?
Singapore Airlines' IATA code is SQ, its ICAO code is SIA, and its callsign is SINGAPORE.
What is Singapore Airlines' main hub?
Singapore Changi Airport (SIN), its only hub.
Is Singapore Airlines part of Star Alliance?
Yes. Singapore Airlines has been a Star Alliance member since 2000.
What is Singapore Airlines' frequent-flyer program?
KrisFlyer. PPS Club is the program for frequent premium-cabin travelers.
Which terminal does Singapore Airlines use at Changi?
Flights to Southeast Asia, Japan, Dhaka, Malé, Kathmandu and Colombo check in at Terminal 2. Flights to other destinations, and SQ12 to Los Angeles via Tokyo, check in at Terminal 3. Confirm on your booking before travel.
Does Singapore Airlines fly to New York?
Yes. Singapore Airlines flies to New York JFK, including a service via Frankfurt, and to Newark.
Does Singapore Airlines fly to Bali?
Yes. Singapore Airlines flies between Singapore and Bali (Denpasar).
Does Singapore Airlines fly to Cancún?
No. Singapore Airlines does not fly to Cancún or elsewhere in Mexico. Its US destinations are New York, Newark, Los Angeles, San Francisco and Seattle.
When does Singapore Airlines online check-in open?
Online and mobile check-in open 48 hours before departure and close 1.5 hours before departure.
What is the Singapore Airlines carry-on size limit?
Each carry-on bag can weigh up to 7 kg, and its length, width and height must not exceed 115 cm in total. Economy and Premium Economy passengers get one bag; Business, First and Suites passengers get two.
Is Airport Transportation affiliated with Singapore Airlines?
No. Airport Transportation is an independent transportation-booking platform and is not affiliated with or endorsed by Singapore Airlines.
Information reviewed in October 2026. Airline schedules, fleet figures, baggage rules and passenger services are subject to change.