Direct flights from Seattle to Montreal

Did you mean Flights from Montreal to Seattle?

Seattle

United States

SEA

Seattle Tacoma International Airport

Montreal

Canada

YUL

Montreal / Pierre Elliott Trudeau International Airport

Route: Nonstop service available
Distance: 2,278 miles
Marketing airlines: 2 airlines
Aircraft: 1 aircraft type
Dates: Oct 15, 2026 – Sep 30, 2027

Observed award fares

A sample of one-way prices for one traveler from Roame’s fare cache. Points, fees, and seats describe the same observation. Availability can change; confirm with the loyalty program before transferring points.

Departure window: 2026-10-12 through 2026-11-10.

No recent fares appear in this limited preview. This does not mean the route is sold out. Use the search controls to check other dates and routes.

Seattle to Montreal route overview

Seattle Tacoma International Airport (SEA) serves Seattle; Montreal / Pierre Elliott Trudeau International Airport (YUL) serves Montreal.

The airports are 2,278 miles apart by great-circle distance.

Roame's current schedule feed shows nonstop service from SEA to YUL.

Marketing airlines listed in the current schedule, including codeshare sellers, are Air Canada (AC) and United Airlines (UA). This list does not identify the operating airline for each flight; check the flight details before booking.

Published schedule dates span Oct 15, 2026 – Sep 30, 2027.

Marketing airlines on the Seattle to Montreal route

These are marketing airlines, including codeshare sellers. This list does not identify the operating airline for each flight; check the flight details before booking.

United Airlines (UA)Codeshare only

Airline alliance affiliations represented: Star Alliance

Aircraft flying from SEA to YUL

Frequently asked questions

Which airports serve the Seattle to Montreal route?

Seattle Tacoma International Airport (SEA) is the origin airport and Montreal / Pierre Elliott Trudeau International Airport (YUL) is the destination airport.

How far is Montreal from Seattle?

SEA and YUL are approximately 2,278 miles apart by great-circle distance.

Are there direct flights from SEA to YUL?

Yes. Roame's current schedule feed shows nonstop service from SEA to YUL.

Which airlines market flights from SEA to YUL?

Which aircraft fly from SEA to YUL?

Aircraft listed in the current schedule include Airbus A220-300 (223).