Sirena Airport
Daylight today(Jul 16, 2026, local time)
About 12h 34m of daylight. Civil twilight (dawn/dusk) approximates the FAA definition of night for logging and currency. Times are computed and approximate — verify with official sources.
About Sirena Airport
Sirena Aerodrome is a grass airstrip located in the middle of Corcovado National Park, Osa Peninsula, Costa Rica.
Summary from Wikipedia licensed under CC BY-SA.
Live weather
MRSNLive departures & arrivals
Flight data by AeroDataBox. Times are estimates — not for navigation; confirm with the airline.
Where you can fly from here
Current scheduled routes & daily frequency by AeroDataBox. Approximate — confirm bookable schedules with the airline.
Map
Runway centrelines, navaids and overlapping airspace. Tiles © OpenStreetMap contributors. Reference only — not for navigation.
Runways (0)
No runway data recorded for this airport.
Airspace in this area(2)
| Name | Class | Type | Floor | Ceiling |
|---|---|---|---|---|
| CTA SECTOR W | Class C | CTA | 8500 ft MSL | 19000 ft MSL |
| CTA SECTOR W | Class G | CTA | 3000 ft MSL | 8500 ft MSL |
Approximate bounding-box match from OpenAIP · all Costa Rica airspace. Reference only — consult official charts for exact boundaries and status.
Nearby airports
Great-circle distance and true bearing from Sirena Airport.
Frequently asked questions
What is the ICAO code for Sirena Airport?
The ICAO code for Sirena Airport is MRSN.
Where is Sirena Airport located?
Sirena Airport is small airport located in Península de Osa, Costa Rica, at an elevation of 70 ft (21 m).
What time zone is Sirena Airport in?
Sirena Airport is in the America/Costa Rica time zone (UTC-06:00).
What is the magnetic variation at Sirena Airport?
The magnetic variation (declination) at Sirena Airport is approximately 3° W, per the World Magnetic Model. Variation changes slowly over time — always use the current value charted for navigation.
What airports are near Sirena Airport?
The nearest airport to Sirena Airport is Carate Airport (MRCE), about 8.1 nm to the ese, followed by Drake Bay Airport and Puerto Jimenez Airport.
Is the information on this page suitable for flight planning?
No. Sirena Airport data here is for reference and training only — not for navigation. Always consult official sources and current charts before any flight.