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msn 577
DHC-6 Twin Otter Series 300
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Series 300



• Registration • Activity and details of Owner/Operator and other historical information

• EP-IOP de Havilland Canada Inc., Downsview, ON. Rolled out date 02-Mar-1978. First flight 02-Mar-1978.

• EP-IOP Delivered to National Iran Oil Coy, 05-Apr-1978. Canx date unknown.

• EP-IOP Iranian NAFT Airlines, Ahwaz.

Arrived Dubai, World Central, UAE 08-Dec-2014.

Flew Billund - Altenrhein/Saint Gallen. 28-Dec-2016.

• OY-NSA DHC-6 Investment A/S., Beder. (Nordic Seaplanes). Regd 10-Dec-2014. Canx 05-Apr-2014.

Remained parked until 22-Apr-2015 when it was flown to Altenrhein, Switzerland and then flew Altenrhein - Lubeck - Billund 05-Feb-2016 on delivery.

Flew Billund - Altenrhein/Saint Gallen. 28-Dec-2016.

Stored at Altenrhein / St. Gallen Jan-2017.

Flew Altenrhein/Saint Gallen – Billund 14-Feb-2017 to return to Service. The aircraft had been in Switzerland since 28-Dec-2016.

Note: On Zimex AOC having previously been on that of European Coastal Airlines until their demise.

Noted active 12-Sep-2023 at Copenhagen Seaport.


EP-IOP at the Downsview Plant.
Photo: Sheldon D. Benner © March 1978 - Michael J. Ody Collection
Photo: Unknown photographer © Date unknown - Erik Johannesson Collection
OY-NSA of Nordic Seaplanes, on photo shoot.
Photo: Thorbjørn Brunander Sund / © March 2016
OY-NSA visits Copenhagen.
Photo: GVR © 28 June 2018 - Aird Archives
OY-NSA operating from Langelinie, Copenhagen.
Photos: Dirk Septer © 12 September 2023 - Aird Archives