U.S. Customs and Border Protection (CBP) preclearance at Billy Bishop Toronto City Airport (YTZ) is expected to launch in early spring 2026, targeting late March 2026. Once operational, the new facility will allow passengers flying from YTZ to the United States to complete U.S. immigration and customs inspection before departure.
This means travelers will arrive in the United States as domestic passengers, bypassing traditional immigration inspection on arrival. The new YTZ preclearance facility is also enabling the launch of several new Billy Bishop U.S. flights, including service to major American business hubs.
What Is CBP Preclearance?
CBP preclearance allows travelers departing from certain foreign airports, including multiple locations in Canada, to complete U.S. immigration, customs, and agricultural inspections before boarding their flight.
After landing in the United States, travelers are treated as domestic arrivals. This process often reduces wait times and allows flights to land at airports that do not normally process international arrivals.
Several major Canadian airports already offer CBP preclearance in Canada, including:
- Toronto Pearson International Airport (YYZ)
- Vancouver International Airport (YVR)
- Montreal–Trudeau International Airport (YUL)
- Calgary International Airport (YYC)
- Ottawa International Airport (YOW)
The addition of preclearance at Billy Bishop Toronto City Airport (YTZ) expands this system to Toronto’s downtown airport.
When Will YTZ Preclearance Launch?
Construction of the new preclearance facility at Billy Bishop Airport has been completed. The airport is currently undergoing final operational preparations, including systems testing and staffing. The facility is expected to open in early spring 2026, aligning with the launch of new Air Canada service to the United States.
- Expected launch: Early Spring 2026
- Target operational date: Late March 2026
- First route supported: New York LaGuardia (LGA) starting March 29, 2026
New Billy Bishop U.S. Flights Supported by YTZ Preclearance
The new preclearance facility will support the expansion of Billy Bishop U.S. flights operated by Air Canada.
Initial Route
- New York – LaGuardia (LGA)
Launch date: March 29, 2026
Additional U.S. Routes Expected in 2026
- Chicago – O’Hare (ORD) – beginning June 1, 2026
- Washington – Reagan National (DCA) – beginning June 1, 2026
- Boston – Logan (BOS) – beginning July 1, 2026
These routes will allow travelers to fly directly from Toronto’s downtown airport to major U.S. cities while clearing U.S. border inspection before departure.
Why YTZ Preclearance Matters for Cross-Border Travelers
Faster Arrival in the United States
Passengers arriving after completing CBP preclearance in Canada typically bypass immigration inspection upon landing in the United States.
Access to Airports Without Customs Facilities
Some airports, such as LaGuardia (LGA), generally do not process traditional international arrivals. Preclearance allows flights to land there because border inspection occurs before departure.
Convenient Downtown Toronto Departures
Billy Bishop Airport provides a centrally located departure option for business travelers and frequent cross-border commuters.
Enhanced Border Screening
Preclearance allows U.S. border officers to conduct inspections before passengers depart Canada, strengthening security and immigration compliance.
Recent Operational Context at Canadian Preclearance Airports
In late February 2026, several Canadian airports experienced temporary intermittent suspensions of NEXUS and Global Entry processing lines due to U.S. budget issues. These disruptions affected airports such as Toronto Pearson (YYZ) and Vancouver (YVR). However, the new YTZ preclearance project has continued moving forward and remains on track for its expected spring 2026 launch.
Frequently Asked Questions About YTZ Preclearance and U.S. Travel
Do travelers go through U.S. immigration at Billy Bishop Airport?
Yes. Once the facility opens, travelers on U.S. flights from YTZ will complete U.S. Customs and Border Protection (CBP) inspection before departure. After landing in the United States, they will arrive as domestic passengers.
Can Canadians travel to the U.S. for business meetings using YTZ flights?
Yes. Canadian citizens may typically enter the United States as B-1 business visitors for activities such as meetings, conferences, or negotiations. However, travelers must ensure their activities do not constitute unauthorized employment in the United States.
Do travelers need ESTA to fly from Billy Bishop to the U.S.?
Canadian citizens do not need ESTA. However, travelers from Visa Waiver Program countries who are not Canadian citizens may need an approved ESTA authorization before traveling to the United States.
Can TN professionals fly from YTZ to the United States?
Yes. Eligible Canadian professionals applying for TN status under the USMCA may seek admission at preclearance facilities, including airports where CBP officers are stationed. Applicants should bring complete documentation, including employment letters and supporting credentials.
What happens if a traveler is found inadmissible during preclearance?
If CBP determines a traveler is inadmissible to the United States, they may be refused admission before boarding the flight. Because the inspection occurs in Canada, the traveler will not be removed from the United States but may face consequences for future travel.
Does NEXUS work at CBP preclearance airports?
Many Canadian airports with preclearance offer NEXUS lanes to expedite processing for trusted travelers. Availability may vary depending on staffing and operational conditions.
The Bottom Line
The introduction of YTZ preclearance marks a major expansion of CBP preclearance in Canada. Beginning in spring 2026, the facility will support new Billy Bishop U.S. flights to cities including New York, Chicago, Washington, and Boston. For cross-border travelers, the new facility promises faster processing, expanded route options, and a more efficient travel experience from downtown Toronto.
Sources:
- Canadian and U.S. governments reach latest milestone toward U.S. Customs and Border Protection Preclearance at Billy Bishop Toronto City Airport
- Air Canada to Launch U.S. Flights from Toronto Island in a Major Expansion at Billy Bishop Toronto City Airport
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JEREMY L. RICHARDS is the founding partner of Richards and Jurusik and has dedicated his career to U.S. immigration law, with a specialized focus on assisting Canadian and Mexican citizens under the United States-Mexico-Canada Agreement (USMCA) to work and live in the United States. (Full Bio)
