Montréal-Trudeau Airport Launches Congestion-Free Bus Route to Ease Summer Travel

Event summary

  • A new bus route (815) connects Des Sources REM station to Montréal-Trudeau Airport in under 20 minutes, launching June 17, 2026.
  • The service runs until October 19, 2026, with peak-hour departures every 15 minutes between 1:00 p.m. and 8:00 p.m.
  • The initiative is a collaboration between ADM, ARTM, STM, CDPQ Infra, and Pulsar to mitigate congestion during REM construction.
  • The route is positioned as a temporary solution until the REM's final branch to the airport is completed.

The big picture

The launch of the 815 bus route underscores the strategic importance of seamless transit integration for airport accessibility. As Montréal-Trudeau prepares for increased summer travel, this initiative reflects broader trends in urban mobility, where temporary solutions bridge gaps in long-term infrastructure projects. The collaboration between ADM and regional transit authorities highlights the growing emphasis on coordinated public transit networks to enhance traveler experience and economic development.

What we're watching

Temporary vs. Permanent
Whether the 815 bus route can sustain ridership until the REM's final branch to the airport is operational.
Congestion Impact
How effectively the new route reduces traffic congestion during peak travel periods.
Ridership Metrics
The pace at which passenger adoption of the 815 route will grow over the summer season.