Exhibit 99.1

PRESS RELEASE

              CHC Helicopter Corporation
T 604.276.7500 F 604.232.8341 www.chc.ca CHC awarded Southern North Sea contract by Tullow Oil
Tuesday, November 22, 2005, Vancouver, B.C., Canada: CHC Helicopter Corporation (“CHC”) (TSX: FLY.SV.A and FLY.MV.B; NYSE: FLI) announced today it has been awarded a new contract by Tullow Oil for the provision of a dedicated Sikorsky S76A+ aircraft to support development activity in the Ketch and Schooner Fields in the Southern North Sea.
The contract, which begins immediately and runs until early 2007, is valued at approximately CDN $6.1 million.
CHC Helicopter Corporation is the world's largest provider of helicopter services to the global offshore oil and gas industry, with aircraft operating in more than 30 countries around the world.   For further information, please contact:

Jo Mark Zurel, Senior Vice-President	Chris Flanagan,
And Chief Financial Officer	Director of Communications
604-276-2494	604-279-2493
If you wish to be added to, or removed from, the Company's distribution list, please contact communications@chc.ca.

This press release may contain projections and other forward-looking statements within the meaning of the “safe harbour” provision of the United States Private Securities Litigation Reform Act of 1995. While these projections and other statements represent our best current judgement, they are subject to risks and uncertainties that could cause actual results to vary. These statements may involve risks and uncertainties including, but not limited to, factors detailed in CHC’s Annual Report on Form 20-F and in other filings with the United States SEC. Should one or more of these risks or uncertainties materialize, or should underlying assumptions prove incorrect, actual outcomes may vary materially from those indicated.