Montreal (YUL) → Seattle (SEA)
About Montreal to Seattle Flights
Discover the best flights from Montreal to Seattle, covering 3,666 km in approximately 5h 5m. Montreal (YUL) to Seattle (SEA) is one of the popular medium-haul routes connecting Canada and United States. With 7 major airlines operating this route including direct flights, travelers have plenty of options to choose from. Whether you're traveling for business or leisure, our comprehensive guide helps you find the best deals, understand seasonal price variations, and choose the right airline for your journey from Montreal to Seattle.
12-Month Price History
Flight prices from Montreal to Seattle vary significantly throughout the year. February typically offers the best deals with average prices around $726, while July sees the highest prices, averaging $1207. Savvy travelers can save up to 40% by choosing their travel dates wisely.
Best Time to Fly
Cheapest Month
February
Save up to 40% on average
Most Expensive
July
Peak season pricing
Book in Advance
143 days
For best prices
Booking Tips
For the best prices on Montreal to Seattle flights, we recommend booking 114 days in advance. International flights typically see price increases as the departure date approaches, so early booking is advisable. Tuesday and Wednesday departures often offer the lowest fares, while Friday and Sunday flights tend to be more expensive due to business and leisure travel demand. Consider flying early morning or late evening for additional savings, as these off-peak times usually have lower demand.
Airlines Serving This Route
| Airline | Economy | Business | First |
|---|---|---|---|
Air Transat TS | $1020 | $3700 | $6050 |
Air Canada AC | $1070 | $4420 | $5620 |
Jazz Aviation QK | $1130 | $4430 | $6260 |
United Airlines UA | $1180 | $3500 | $5170 |
Alaska Airlines AS | $1180 | $3730 | $6090 |
Delta Air Lines DL | $1280 | $3520 | $5870 |
American Airlines AA | $1290 | $3590 | $6700 |
Air Transat
TS
Economy
$1020
Business
$3700
First
$6050
Air Canada
AC
Economy
$1070
Business
$4420
First
$5620
Jazz Aviation
QK
Economy
$1130
Business
$4430
First
$6260
United Airlines
UA
Economy
$1180
Business
$3500
First
$5170
Alaska Airlines
AS
Economy
$1180
Business
$3730
First
$6090
Delta Air Lines
DL
Economy
$1280
Business
$3520
First
$5870
American Airlines
AA
Economy
$1290
Business
$3590
First
$6700
Prices shown are estimates based on historical data. Actual prices may vary based on dates, availability, and current promotions.
Alternative Flight Options
Ottawa → Seattle
Ottawa Macdonald–Cartier International (YOW) to Seattle-Tacoma International (SEA)
Distance: 3,531 km
Average price: $819
Ottawa → Seattle
Ottawa Macdonald-Cartier (YOW) to Seattle-Tacoma International (SEA)
Distance: 3,531 km
Average price: $819
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Frequently Asked Questions
How long is the flight from Montreal to Seattle?
The flight time from Montreal (YUL) to Seattle (SEA) is approximately 5 hours and 5 minutes. This duration is for direct flights and may vary depending on aircraft type, weather conditions, and air traffic.
What is the distance between Montreal and Seattle?
The aerial distance between Montreal and Seattle is 3,666 kilometers (2,278 miles). This is the straight-line distance, which is used to calculate flight times.
Which airlines fly from Montreal to Seattle?
Several airlines operate flights between Montreal and Seattle, including Delta Air Lines, Alaska Airlines, Air Canada and 4 more airlines. Direct flights are available on this route.
What is the cheapest month to fly from Montreal to Seattle?
Based on historical data, February typically offers the lowest airfares for flights from Montreal to Seattle. However, prices can vary based on holidays, events, and airline promotions. We recommend checking our price calendar for the most up-to-date information.
How far in advance should I book my flight to Seattle?
For the best prices on Montreal to Seattle flights, we recommend booking 133 days in advance. International flights generally require earlier booking than domestic routes.
Do I need a visa to travel from Montreal to Seattle?
Visa requirements depend on your nationality and the purpose of your visit. Citizens of Canada traveling to United States should check the latest visa requirements. Visit our partner site visarequirements.io for detailed visa information.
What is the time difference between Montreal and Seattle?
Montreal operates on America/Montreal time zone, while Seattle is in the America/Los_Angeles time zone. For current time differences and to plan your schedule, visit our partner site timezig.com for accurate timezone conversions.