Canadian citizens flying to or through the United States must present one of the following documents to enter the United States by air:
This requirement applies to all travellers, regardless of age, including children.
Canadian citizens intending to fly to the United States should apply for a passport, keep it up to date and carry it with them when travelling. For more information about passports: Passport Canada
The NEXUS program offers a simplified and expedited border clearance process to low-risk, pre-approved travellers.
For information on the new Passenger Protect Program for air travel within Canada, please visit Transport Canada’s Web site: www.passengerprotect.gc.ca