On 19 August, the 27th was sent by train from San Antonio, Texas to Toronto, Ontario, Canada, where the squadron would receive training under the auspices of the Royal Flying Corps. Arriving at Leaside, initially the squadron continued basic indoctrination training until 5 September when it was separated into training Flights. The flights were classified by skills and ability. Training continued at various locations in the Toronto area until the end of October, when the squadron was sent to Fort Worth, Texas, and assigned to Hicks Field on the 22d where it received flight training on the Curtiss JN-4D trainer.