(Corrects headline to clarify that February load factor fell)
* Air Canada system load factor down 2.5 percentage points
* System traffic up 3.1 pct (Adds details)
March 4 (Reuters) - Canada's biggest airline Air Canada said passenger levels for February dipped, adding last year its planes were fuller due to the Vancouver Winter Olympics.
On Thursday, WestJet Airlines Ltd , the nation's No.2 airlines, said it flew more passengers in February.
Air Canada said load factor fell 2.5 percentage points to 75.9. System traffic rose 3.1 percent on a system-wide capacity increase of 7.1 percent, the company said.
"We experienced continued traffic increases in the key transborder and Pacific markets and overall traffic growth system-wide," Chief Executive Calin Rovinescu said.
Shares of Air Canada closed at C$2.83 on Friday on the Toronto Stock Exchange. (Reporting by Aftab Ahmed in Bangalore; Editing by Sriraj Kalluvila)