Flights from Seattle to Montréal
North AmericaYear-round

Cheap Flights from Seattle to Montréal

Track economy fares on the SEAYUL route and get alerts when prices drop.

From
Seattle
SEA
To
Montréal
YUL

Route Intelligence: SeattleMontréal

Flight Duration

5 hr 30 min (1 Stop)

Price Guidance

A good deal is under $350 roundtrip. Standard fare is $550+.

Peak Season

June to August

Top Airlines

Air Canada, United Airlines, Delta Air Lines

Booking Tip

Book 6-8 weeks in advance for the best fares. Connecting through hubs like Toronto (YYZ) or Chicago (ORD) often yields lower prices than other routing options.

Track SeattleMontréal Fares

Set your target price and FlightKitten will scan this route twice daily. The instant economy fares drop below your budget, you'll get an email with the price, airline, and a direct booking link.

Start Tracking — Free 7-Day Trial
Premium Cabin

Flying Business Class?

If you're considering business class on this route, BusinessClassSignal.com is a dedicated tool that tracks premium cabin fares. They alert you when business & first class prices drop — worth checking out if you fly up front.

Explore BusinessClassSignal.com →

Other Routes to Montréal

More Destinations in North America

Route Briefing: Seattle to Montréal

Seattle and Montréal might sit on opposite ends of the continent, but they share a certain creative restlessness that makes this pairing feel surprisingly natural. The flight runs around five and a half hours with a connection — typically through Toronto or Chicago — and if you time your booking right, you can land a roundtrip for under $350. That's a genuinely strong deal for a city that punches so far above its weight culturally. Air Canada, United, and Delta all service this route year-round, so you have real flexibility on timing.

Montréal earns its reputation as North America's most European city honestly. Step off the plane and you're navigating a bilingual world where French is the default, the architecture leans old-world, and the food culture is taken seriously in a way that feels almost Parisian. The city's bagels — wood-fired, slightly sweet, denser than their New York cousins — are a genuine point of civic pride, and the smoked meat sandwiches in the old Jewish deli tradition are equally legendary. Beyond the food, Montréal's neighborhoods each carry their own personality: the cobblestoned streets of Old Montréal, the bohemian energy of the Plateau, the galleries and boutiques of Mile End. Jazz is woven into the city's identity, and the summer festival calendar is one of the most ambitious in North America.

Speaking of summer — June through August is peak season, and for good reason. The city comes fully alive outdoors, festivals fill the calendar, and the long evenings are made for sidewalk dining. That said, Montréal in winter has its own stubborn charm, and prices drop considerably. Just pack seriously warm layers.

From Montréal-Trudeau International Airport, the 747 express bus connects directly to downtown and the main metro network, making it one of the more straightforward airport-to-city transfers you'll find. Skip the taxi queue and save yourself some cash right from arrival.

On the booking side, connecting through Toronto or Chicago tends to surface the lowest fares on this route, so be flexible about your layover city when you're searching. Aim to book six to eight weeks out, and watch for fares dipping below that $350 roundtrip threshold — it happens more often than you'd expect on a route this well-served. For Seattleites craving a genuine change of pace without crossing an ocean, Montréal delivers something rare: a city that feels genuinely foreign while remaining completely approachable.

How much are flights from Seattle to Montréal in 2026?

Flight prices from Seattle (SEA) to Montréal (YUL) vary significantly depending on the season, day of the week, and how far in advance you book. A good deal is under $350 roundtrip. Standard fare is $550+. Popular carriers on this route include Air Canada, United Airlines, Delta Air Lines. FlightKitten eliminates the guesswork by monitoring 220+ airlines twice daily and alerting you the moment economy fares hit your target price.

How does FlightKitten track Seattle to Montréal fares?

FlightKitten scans over 220 airlines twice every day for economy fares on the SEA to YUL route. When you set a target price, FlightKitten continuously monitors this route and sends an email alert the moment fares drop below your budget. Each alert includes the exact fare, airline, dates, and an AI-powered briefing that explains whether the deal is genuinely good compared to historical pricing on this route. No more obsessive price checking — set your budget and let FlightKitten do the watching.

Pro tip: Book 6-8 weeks in advance for the best fares. Connecting through hubs like Toronto (YYZ) or Chicago (ORD) often yields lower prices than other routing options.

Looking for business class deals on this route? We recommend checking out BusinessClassSignal.com — a dedicated premium cabin fare tracker that's worth a look if you fly up front.