SIN · Singapore, Singapore
Singapore Changi Airport.
--:--:-- · SGT (UTC+08:00) · 1.3502° N, 103.9940° E
Changi Airport
Main commercial airport in Singapore
Verification trail
Source-backed facts for SIN
This section separates stable airport identifiers from live operating data. Codes, coordinates, timezone, elevation, source identifiers, and accepted reference links are retained here; live arrivals, departures, gates, delays, NOTAMs, and airline schedule changes must still be checked with the airport or carrier.
Airport catalog
OurAirports ID 26887; ident WSSS; scheduled service listed.
Cached airports.csv snapshot: 2026-04-25; runways.csv snapshot: 2026-05-21.
Official airport source
changiairport.com
Used as the preferred live-reference handoff for terminals, gates, alerts, and airport notices.
Open sourceReference summary
Changi Airport
Airport-shaped reference summary from en.wikipedia.org; summary snapshot 2026-05-20.
Open sourceManual / derived signals
25 source-backed signals
Merged from OurAirports cached airports.csv, OurAirports cached runways.csv, Wikidata airport entity snapshot, airport-shaped Wikipedia summary snapshot, manual airport facts override; facts generated 2026-05-21.
IATA / ICAO
SIN / WSSS
OurAirports ident
WSSS
GPS / local code
WSSS
ISO region
SG-04
Scheduled service
Listed in source snapshot
Role
large scheduled-service airport
Official host
changiairport.com
Reference host
en.wikipedia.org
Wikidata entity
Q32159
Snapshot generated
2026-05-21
Airport lookup keys
Stable codes
Regional keys
Alternate names
Nearby airport codes
Route reference codes
Last updated May 21, 2026. Stable airport identifiers and timezone facts are content-reviewed; clocks render live in the browser, while weather and time-difference notes are page-snapshot aids rather than permanent airport records.
Live values rendered at Nov 5, 7:08 PM UTC.
What you need to know now
Local airport time
--:--:--SGT · UTC+08:00
Time zone
SGT
Asia/Singapore · UTC+08:00
Airfield conditions
Live airport weather is temporarily unavailable.
Surface access
17 km
Approximate distance to central Singapore.
Airport Snapshot
Country capital
Singapore
Languages
English, Chinese
Currency
SGD ($)
Country area
710 km²
Passenger volume
70 million passengers
Terminals
4 passenger terminals
Runways
3 runways
Longest runway
13,123 ft / 4,000 m
Runway surface
PEM (2)
Opened / operator
1981 · Changi Airport Group
Owner / entity
Singapore
Hub airlines
Singapore Airlines
Airport role
large scheduled-service airport
Scheduled service
Listed
Fact coverage
25 source-backed signals
Singapore Changi Airport is a large scheduled-service airport for Singapore, Singapore. Singapore's built-up core sits roughly 17 km from the terminal area. Operations run on Asia/Singapore (UTC+08:00, SGT). Live weather is temporarily unavailable. With 3 other indexable airports in its surrounding network, it works well as a reference point for regional flight planning and timezone checks.
Singapore Changi Airport (SIN / WSSS) is at 1.3502° N, 103.9940° E, elevation 22 ft (7 m), serving Singapore, Singapore.
The accepted reference summary is used as supporting context for the airport identity and operating notes; the timed facts here still come from the airport catalog, timezone database, country snapshot, and linked source trail.
Singapore is in Singapore (capital Singapore); regulated by Civil Aviation Authority of Singapore (CAAS); on Asia/Singapore (SGT, UTC+08:00); working languages: English, Chinese, Malay; currency: SGD ($).
Distance from central Singapore: 17 km.
Airport context brief
A compact traveler-facing brief from the airport catalog, country snapshot, route geometry, city anchors, peer airports, and source trail for SIN.
Name and identity cues
Primary airport name
Singapore Changi Airport (SIN / WSSS)
Changi Airport · Main commercial airport in Singapore
Known label 1
RAF Changi
Alternate airport-name cue retained for SIN, not a separate indexable duplicate page.
Source identifiers
WSSS · WSSS · SG-04
changiairport.com · en.wikipedia.org · scheduled service yes
Source-specific airport notes
Regional role cue
Changi Airport is the main international airport of Singapore, and functions as one of the most significant aviation gateways in the Asia-Pacific region.
Accepted from the airport reference trail as a role-specific cue for SIN; not treated as a live service guarantee.
Location cue
Situated within the Changi planning area in the eastern part of the country, the airport is approximately 24 kilometres east from the Central Area and occupies a site spanning about 25 square kilometres.
Used to make the airport page location-specific beyond the code, coordinate, and timezone record.
Closest mapped city anchors
1. Loyang
loyang · 4.0 km from SIN
Singapore · Asia/Singapore · +0h · population 15,340 · city coordinates 1.3786, 103.9717
2. Simei New Town
simei-new-town · 4.3 km from SIN
Singapore · Asia/Singapore · +0h · population 39,450 · city coordinates 1.3411, 103.9561
3. Kampong Loyang
kampong-loyang · 4.9 km from SIN
Singapore · Asia/Singapore · +0h · population 15,340 · city coordinates 1.3778, 103.9594
4. Tampines New Town
tampines-new-town · 4.9 km from SIN
Singapore · Asia/Singapore · +0h · population 259,900 · city coordinates 1.3492, 103.9497
5. Pasir Ris New Town
pasir-ris-new-town · 5.7 km from SIN
Singapore · Asia/Singapore · +0h · population 54,420 · city coordinates 1.3722, 103.9478
6. Tampines Estate
tampines-estate · 6.0 km from SIN
Singapore · Asia/Singapore · +0h · population 265,340 · city coordinates 1.3581, 103.9403
Airport alternatives in the retained graph
1. KUL WMKK
Kuala Lumpur International Airport · Sepang
297 km from SIN · Asia/Kuala_Lumpur · +0h · elevation 69 ft (21 m) · airport coordinates 2.7456, 101.7100
2. KNO WIMM
Kualanamu International Airport · Beringin
623 km from SIN · Asia/Jakarta · -1h · elevation 23 ft (7 m) · airport coordinates 3.6378, 98.8706
3. CGK WIII
Soekarno-Hatta International Airport · Jakarta
882 km from SIN · Asia/Jakarta · -1h · elevation 34 ft (10 m) · airport coordinates -6.1256, 106.6560
Route-time reference set
1. SIN-KUL
Sepang · 297 km · 1h 13m
Asia/Kuala_Lumpur · +0h from SIN; reference route only, not a live schedule.
2. SIN-KNO
Beringin · 623 km · 1h 37m
Asia/Jakarta · -1h from SIN; reference route only, not a live schedule.
3. SIN-CGK
Jakarta · 882 km · 1h 57m
Asia/Jakarta · -1h from SIN; reference route only, not a live schedule.
Runway source evidence
Published runway count
3 runways
Longest runway 13,123 ft / 4,000 m. 2 lighted runways in the runway snapshot.
Runway surface mix
PEM (2)
Surface labels are normalized from the OurAirports runway rows for SIN.
Runway identifiers
02C/20C · 02L/20R
Identifier pairs are retained as airport-specific runway cues, not live operational availability claims.
Accepted operational notes
Source note 1
Changi Airport is Singapore's main international airport and a major Asia-Pacific aviation gateway.
Retained as a source-backed local role note for SIN.
Source note 2
The airport handled about 70 million passengers as of 2025 in the current local snapshot.
Retained as a source-backed local role note for SIN.
Source note 3
The airport is a base for more than 100 international carriers with scheduled services linking Singapore to destinations across Asia, Oceania, Africa, Europe, the Middle East and North America.
Retained as a source-backed local role note for SIN.
Source note 4
As of 2025, Changi Airport handled about 70 million passengers and ranked the 16th busiest airport by passenger traffic as well as the 4th busiest international airport by seat volume based on OAG's records.
Retained as a source-backed local role note for SIN.
Country and authority
SIN sits in Singapore (Republic of Singapore), whose capital is Singapore. Civil Aviation Authority of Singapore (CAAS) is the national civil-aviation authority we name for regulator context. Country context: Asia, South-Eastern Asia.
Traveler context
Common country-language signals: English, Chinese, Malay, Tamil. Currency context: SGD ($). SIN is listed with scheduled service in the airport source snapshot.
Names and local labels
SIN is also associated in the airport facts snapshot with RAF Changi. These labels help catch alternate airport names without creating separate duplicate airport pages.
Reference description
Main commercial airport in Singapore. This description is used only as identity context; live flight status, terminal assignment, and airport alerts still belong to the official airport or airline source.
Source-specific cues
Regional role cue: Changi Airport is the main international airport of Singapore, and functions as one of the most significant aviation gateways in the Asia-Pacific region. Location cue: Situated within the Changi planning area in the eastern part of the country, the airport is approximately 24 kilometres east from the Central Area and occupies a site spanning about 25 square kilometres.
Entity fingerprint
Wikidata airport entity: Q32159 · Singapore Changi Airport. Owner / owning body: Singapore. Administrative area: Changi. Named after: Singapore · Changi
Field and clock profile
Singapore Changi Airport is a near sea-level field at 22 ft (7 m), positioned at 1.3502° N, 103.9940° E in the Equatorial deep tropics. The runway snapshot lists 3 runways and a longest runway of 13,123 ft / 4,000 m. The airport clock uses Asia/Singapore (SGT, UTC+08:00), so cross-date arrivals should be checked against this zone rather than the airline origin city.
City and airport alternatives
Loyang is the closest retained city-time anchor at 4.0 km. KUL Sepang is the closest retained airport alternative at 297 km.
Country airport peers
SIN has no same-country peer airports retained in the current airport set, so the useful comparison points are its code, coordinates, timezone, and route references.
Route geometry
SIN-KUL Sepang: 297 km, about 1h 13m, +0h. SIN-KNO Beringin: 623 km, about 1h 37m, -1h. SIN-CGK Jakarta: 882 km, about 1h 57m, -1h. These are distance and timezone references, not live flight availability claims.
Source trail
OurAirports ident WSSS backs the stable code, coordinate, elevation, and timezone record. changiairport.com is attached as the official airport website. en.wikipedia.org is used only as supporting reference context. Snapshot date: 2026-05-21.
Operational Profile
Traffic profile
70 million passengers
Airline role
Singapore Airlines
Terminal footprint
4 passenger terminals
Runway footprint
3 runways · longest 13,123 ft / 4,000 m
Runway identifiers
02C/20C, 02L/20R
OurAirports classifies SIN as a large airport with scheduled service, which gives it stronger planning value than a code-only lookup.
SIN (WSSS) is one of the curated airport pages with a real traffic signal attached: 70 million passengers, operating from a near sea-level field at 22 ft (7 m).
SIN also has a clear airline-network role: the source summary describes it as asia-pacific gateway and principal hub for singapore airlines and scoot..
SIN's runway record lists 3 runways, with the longest runway at 13,123 ft / 4,000 m and source surfaces recorded as PEM (2).
Changi Airport Group is the clearest operator or management signal we currently have on file for SIN.
- Changi Airport is Singapore's main international airport and a major Asia-Pacific aviation gateway.
- The airport handled about 70 million passengers as of 2025 in the current local snapshot.
- The airport is a base for more than 100 international carriers with scheduled services linking Singapore to destinations across Asia, Oceania, Africa, Europe, the Middle East and North America.
- As of 2025, Changi Airport handled about 70 million passengers and ranked the 16th busiest airport by passenger traffic as well as the 4th busiest international airport by seat volume based on OAG's records.
These operational notes prefer the structured airport facts snapshot, then fall back to the accepted airport reference at changiairport.com, then blend that with local timezone, route, and city-access data already on this page.
Decision matrix for SIN
These are the specific situations where this airport page earns its keep: time-zone conversion, city transfer planning, nearby airport backup logic, and source-confidence checks before acting.
When the clock matters
SIN uses Asia/Singapore (SGT, UTC+08:00). Use this before overnight arrivals, cross-date departures, and same-day connections.
When surface access matters
Singapore Changi Airport is about 17 km from central Singapore; build that transfer into arrival and check-in planning.
When alternates matter
KUL Sepang is the closest retained alternate at 297 km, time difference +0h.
When source checks matter
changiairport.com is listed as the official airport website in the airport facts snapshot; live schedules, gates, routes, terminals, and NOTAM-sensitive operations still need official airport or airline verification.
How this airport compares nearby
These comparisons place SIN inside the retained airport graph by country, timezone, elevation, and coordinate neighbors. They are deterministic dataset facts, not generated flight claims.
Country-rank position
SIN ranks #1 in the curated Singapore airport set when large airports are listed before medium airports, then sorted by IATA code. The retained country set has 1 airport.
Same-zone airport cohort
SIN has no other retained airport in the same IANA zone cohort, making Asia/Singapore a more distinctive signal for this page.
Elevation-neighbor cohort
SIN is 22 ft (7 m). Closest elevation peers in the retained airport set include UKB 22 ft (7 m) (0 ft delta) · ABJ 21 ft (6 m) (1 ft delta) · AKL 23 ft (7 m) (1 ft delta) · HGH 23 ft (7 m) (1 ft delta) · ICN 23 ft (7 m) (1 ft delta).
Coordinate-neighbor check
SIN's nearest retained coordinate neighbors are KUL 297 km +0h · KNO 623 km -1h · CGK 882 km -1h.
Flight Path Arc
Great-circle route between airports with animated plane. Pick a route.
Arriving From / Departing To
| Destination | Route code | Distance | Estimated window | Time difference | Destination clock |
|---|---|---|---|---|---|
| Sepang | KUL | 297 km | 1h 13m | +0h | --:--:-- |
| Beringin | KNO | 623 km | 1h 37m | -1h | --:--:-- |
| Jakarta | CGK | 882 km | 1h 57m | -1h | --:--:-- |
SIN to KUL
Sepang
Distance 297 km; estimated travel window 1h 13m; destination zone Asia/Kuala_Lumpur is +0h from SIN. Use the live destination clock on this page as a cross-timezone planning cue, not as a live flight schedule.
SIN to KNO
Beringin
Distance 623 km; estimated travel window 1h 37m; destination zone Asia/Jakarta is -1h from SIN. Use the live destination clock on this page as a cross-timezone planning cue, not as a live flight schedule.
SIN to CGK
Jakarta
Distance 882 km; estimated travel window 1h 57m; destination zone Asia/Jakarta is -1h from SIN. Use the live destination clock on this page as a cross-timezone planning cue, not as a live flight schedule.
Airport Details
Timezone
Ground Transport and Nearby Context
The airport sits in the normal outer-ring range for a major metro gateway, so rail, shuttle coach, and ride-hail all matter when you judge the fastest arrival.
Singapore is the nearest mapped city anchor in the current dataset, which makes it the cleanest companion page when travelers want to switch from airport timing into local city timing.
Singapore Changi Airport has 3 nearby indexed airport alternatives, which makes backup departures and diversion logic part of real planning instead of a theoretical edge case.
Nearby city time anchors
Airport pages are most useful when they bridge into real city clocks. These city anchors are ranked by distance from SIN, then shown with their own timezone, local time, and time difference from the airport clock.
Loyang
loyang · 4.0 km · Asia/Singapore
- Local time
- --:--:--
- Diff
- +0h
Simei New Town
simei-new-town · 4.3 km · Asia/Singapore
- Local time
- --:--:--
- Diff
- +0h
Kampong Loyang
kampong-loyang · 4.9 km · Asia/Singapore
- Local time
- --:--:--
- Diff
- +0h
Tampines New Town
tampines-new-town · 4.9 km · Asia/Singapore
- Local time
- --:--:--
- Diff
- +0h
Pasir Ris New Town
pasir-ris-new-town · 5.7 km · Asia/Singapore
- Local time
- --:--:--
- Diff
- +0h
Tampines Estate
tampines-estate · 6.0 km · Asia/Singapore
- Local time
- --:--:--
- Diff
- +0h
Bedok New Town
bedok-new-town · 6.4 km · Asia/Singapore
- Local time
- --:--:--
- Diff
- +0h
Ulu Bedok
ulu-bedok · 7.0 km · Asia/Singapore
- Local time
- --:--:--
- Diff
- +0h
Kampong Pasir Ris
kampong-pasir-ris · 7.6 km · Asia/Singapore
- Local time
- --:--:--
- Diff
- +0h
Kaki Bukit Estate
kaki-bukit-estate · 9.5 km · Asia/Singapore
- Local time
- --:--:--
- Diff
- +0h
Kembangan
kembangan · 9.7 km · Asia/Singapore
- Local time
- --:--:--
- Diff
- +0h
Kangkar
kangkar · 11 km · Asia/Singapore
- Local time
- --:--:--
- Diff
- +0h
Airlines and Network Role
Singapore Changi Airport is associated in the current source trail with Singapore Airlines, which makes carrier-specific schedule checks especially important before acting on a route plan.
The route timing references show the first cross-timezone planning burden after this airport: Sepang (KUL), Beringin (KNO), Jakarta (CGK). Treat them as distance and clock cues, then verify flight availability with the carrier.
Asia-Pacific gateway and principal hub for Singapore Airlines and Scoot..
Planning checkpoints
- Traffic signal: 70 million passengers.
- Terminal footprint: 4 passenger terminals.
- Runway footprint: 3 runways; longest runway 13,123 ft / 4,000 m; identifiers 02C/20C, 02L/20R.
- Runway surfaces: PEM (2); 2 lighted runways in the source snapshot.
- Operator / management: Changi Airport Group.
- Opened / inaugurated: 1981.
- Network role: Singapore Airlines.
Nearby Airports
Nearby airports are ranked by coordinate distance from SIN. The time difference column is computed from IANA zones against the page snapshot, while the local clocks update in the browser.
Kuala Lumpur International AirportKUL
Sepang · large airport
- Distance
- 297 km
- Local time
- --:--:--
- Time diff
- +0h
- Elevation
- 69 ft (21 m)
Compare against KUL when route choice, backup departures, or arrival-side local time matters.
Kualanamu International AirportKNO
Beringin · large airport
- Distance
- 623 km
- Local time
- --:--:--
- Time diff
- -1h
- Elevation
- 23 ft (7 m)
Compare against KNO when route choice, backup departures, or arrival-side local time matters.
Soekarno-Hatta International AirportCGK
Jakarta · large airport
- Distance
- 882 km
- Local time
- --:--:--
- Time diff
- -1h
- Elevation
- 34 ft (10 m)
Compare against CGK when route choice, backup departures, or arrival-side local time matters.
Companion Planning Tools
Questions
FAQ
What timezone is Singapore Changi Airport (SIN) in?▾
Singapore Changi Airport is in the Asia/Singapore timezone (UTC+08:00, SGT).
What are the codes for Singapore Changi Airport?▾
Singapore Changi Airport uses IATA code SIN and ICAO code WSSS.
Where is Singapore Changi Airport located?▾
Singapore Changi Airport is located in Singapore, Singapore at coordinates 1.3502° N, 103.9940° E, with an elevation of 22 ft (7 m) (near sea-level field in the deep tropics).
How far is Singapore Changi Airport from central Singapore?▾
Singapore Changi Airport sits roughly 17 km from the nearest mapped city center for Singapore.
Which route reference is most useful from SIN?▾
Sepang (KUL) is one of the closest route references on this page, with an estimated travel window of 1h 13m, destination timezone Asia/Kuala_Lumpur, and a +0h difference from SIN.
Which authority regulates SIN?▾
Singapore Changi Airport sits inside Singapore, where civil aviation oversight is led by the Civil Aviation Authority of Singapore (CAAS).
How many runways does Singapore Changi Airport have?▾
Singapore Changi Airport's source-backed operational summary lists 3 runways, with the longest runway recorded at 13,123 ft / 4,000 m; identifiers include 02C/20C, 02L/20R.