St Mary's Airport is a small airport serving St Mary's, United States. Its IATA code is KSM and its ICAO code is PASM. The airport lies at an elevation of 312 ft (95 m) above sea level. It has 2 runway(s); the longest is 17/35, 5,997 ft (1,828 m) long. Local time follows the America/Nome time zone.
Key facts
- IATA code
- KSM
- ICAO code
- PASM
- Airport type
- Small airport
- Elevation
- 312 ft (95 m)
- Coordinates
- 62.0605, -163.3020
- Time zone
- America/Nome
- Local time now
- —
- Scheduled service
- Yes
Location
Runways
| Runway | Length | Width | Surface | Lighted |
|---|---|---|---|---|
| 07/25 | 1,520 ft · 463 m | 60 ft · 18 m | Gravel | Yes |
| 17/35 | 5,997 ft · 1,828 m | 150 ft · 46 m | Gravel | Yes |
Nearest airports
Airports with scheduled service closest to St Mary's Airport, by great-circle distance.
| Airport | City | Distance |
|---|---|---|
| MOU Mountain Village Airport | Mountain Village, United States | 20 km · 12 mi |
| PQS Pilot Station Airport | Pilot Station, United States | 22 km · 14 mi |
| MLL Marshall Don Hunter Sr Airport | Marshall, United States | 70 km · 43 mi |
| SXP Nunam Iqua Airport | Nunam Iqua, United States | 95 km · 59 mi |
| AUK Alakanuk Airport | Alakanuk, United States | 101 km · 63 mi |
| EMK Emmonak Airport | Emmonak, United States | 101 km · 63 mi |
| RSH Russian Mission Airport | Russian Mission, United States | 109 km · 68 mi |
| KOT Kotlik Airport | Kotlik, United States | 109 km · 68 mi |
Distances to major hubs
Great-circle distances from KSM. These are geographic distances, not a list of operated flights.
| Airport | km | mi | NM | |
|---|---|---|---|---|
| LAX Los Angeles | 4,422 | 2,748 | 2,388 | View route |
| HND Tokyo | 4,870 | 3,026 | 2,630 | View route |
| PEK Beijing | 5,662 | 3,518 | 3,057 | View route |
| JFK New York | 6,079 | 3,777 | 3,282 | View route |
| ATL Atlanta | 6,185 | 3,843 | 3,340 | View route |
| MEX Mexico City | 6,774 | 4,209 | 3,658 | View route |
| LHR London | 7,300 | 4,536 | 3,942 | View route |
| FRA Frankfurt am Main | 7,531 | 4,679 | 4,066 | View route |
| CDG Paris (Roissy-en-France, Val-d'Oise) | 7,601 | 4,723 | 4,104 | View route |
| IST Istanbul | 8,474 | 5,266 | 4,576 | View route |
| DEL New Delhi | 8,601 | 5,344 | 4,644 | View route |
| DXB Dubai | 9,714 | 6,036 | 5,245 | View route |
| SIN Singapore | 10,016 | 6,223 | 5,408 | View route |
| SYD Sydney (Mascot) | 11,427 | 7,101 | 6,170 | View route |
| GRU São Paulo | 13,682 | 8,502 | 7,388 | View route |
| JNB Johannesburg | 15,929 | 9,898 | 8,601 | View route |
Radio frequencies
Not for navigation. Always use official, current aeronautical publications.
| Type | Description | MHz |
|---|---|---|
| AWOS | AWOS 3 | 128.700 |
| CNTR | ANCHORAGE CNTR | 124.000 |
| CTAF | CTAF | 122.300 |
| FSS | KENAI RDO | 122.350 |
| MISC | TWEB | 23.000 |
External links
External links come from the source dataset and are not independently verified by FlyingWorld.
Frequently asked questions
What is the airport code of St Mary's Airport?
The IATA code of St Mary's Airport is KSM and its ICAO code is PASM.
Where is St Mary's Airport located?
St Mary's Airport is in St Mary's, Alaska, United States, at 62.0605, -163.3020.
What time zone is St Mary's Airport in?
St Mary's Airport uses the IANA time zone America/Nome. Daylight saving time, where applicable, is applied automatically by the clock on this page.
How long is the longest runway at St Mary's Airport?
The longest runway listed is 17/35, 5,997 ft (1,828 m) long.
What is the nearest airport to St Mary's Airport?
The nearest airport with scheduled service in our directory is Mountain Village Airport (MOU), about 20 km (12 mi) away.
Source: OurAirports (data updated: 9 November 2026). Not for navigation. Always use official, current aeronautical publications.