Comeau started in Whistler for the first time in the Nor Am Cup in January 2012 and finished 12th over 10 km classic. Her best placings at the Nordic Junior World Ski Championships 2012 in Erzurum were 18th place in the skiathlon and ninth place in the relay. In December 2012, she completed her first World Cup races in Canmore , winning 47th place in the skiathlon and 46th place in the 10 km mass start race. At the Nordic Junior World Ski Championships in 2013 in Liberec , she came in 53rd place over 5 km freestyle, 34th place in the skiathlon and 13th place with the relay. In January 2014 she reached her first podium in the Nor Am Cup with third place in the skiathlon in Canmore. Her best results at the Nordic Junior World Ski Championships 2014 in Fiemme Valley were 21st place in the skiathlon and tenth place in the relay. In the following year she finished at the Nordic Junior World Ski Championships in Almaty, 39th place over 5 km freestyle, 25th place in skiathlon and tenth place with the relay. In the 2017/18 season she was third in the sprint and second over 10 km classic at the Nor Am Cup in Mont Sainte-Anne . At the 2018 Winter Olympics in Pyeongchang , she ran to 62nd place over 10 km freestyle, 48th place in the skiathlon and 13th place with the relay.
Canada