Montreal / Pierre Elliott Trudeau International Airport public transport guide

Dedicated 24/7 airport shuttle linking YUL Montréal‑Trudeau with downtown Montréal and major transit hubs. Serves Lionel‑Groulx metro, Central Station, Berri‑UQAM / Gare d'Autocars de Montréal and several downtown stops; buses are luggage‑friendly and fully accessible.

Local daytime route serving the west‑island neighbourhoods and providing direct stops at YUL, Dorval and connections to Dorval train/bus interchange. Useful for local trips and employee commutes between the airport area and residential/business sectors in Dorval and Pointe‑Claire.

Local route running along boulevard des Sources that was extended to serve YUL; connects the airport with Dorval terminus and continues across the West Island toward Roxboro‑Pierrefonds, providing useful local connections and transfers to other STM services.

Night (overnight) service that links YUL with Lachine and the Des Sources corridor; intended to provide late‑night connectivity for airport staff and travellers when daytime routes are reduced. Runs as part of STM's night network.

Night service between Sauvé and YUL, calling at Montpellier, Côte-Vertu, Du Collège and Dorval; part of STM's all-night bus network, serving Saint-Laurent and Ahuntsic.

Express (peak‑focused) service that includes a stop at YUL and provides faster limited‑stop connections across the Côte‑de‑Liesse corridor toward central/existing métro interchange points; primarily aimed at commuters and airport employees during peak periods.

Inter-city Corridor service between Ottawa and Montréal, about 2 hours. VIA Rail's free shuttle links Montréal-Trudeau Airport (departures level, door 8) with Dorval station every 45 to 60 minutes during station opening hours; the shuttle is operated by La Quebecoise per VIA's Dorval station page.

Inter-city Corridor service operating from Montréal to Ottawa with a stop at Dorval (DORV). VIA Rail customers travelling between YUL and Ottawa use the Dorval link (shuttle between the airport departures level and Dorval station) to connect to the train network; shuttle service details and frequency are published on VIA Rail's Dorval station page.

Corridor trains linking Montréal (and some Ottawa services) with Toronto (including stops such as Kingston) that call at Dorval station. Travellers using YUL should transfer via the airport-Dorval shuttle to access these inter-city trains; total journey times from the airport will include the short shuttle transfer plus the published train duration for the selected service.

Inter-city services between Québec City and Montréal that call at Dorval station on the Corridor network. Passengers bound for or coming from YUL connect via the airport shuttle; see VIA Rail's Dorval station page for shuttle boarding point and operator details.