$306 Cheap United flights from Montreal to Seattle (YUL to SEA)

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Find The Best Day To Fly from Montreal to Seattle

Amazing United YUL to SEA Flight Deals

The cheapest flights to Seattle - Tacoma Intl. found within the past 7 days were $667 round trip and $306 one way. Prices and availability subject to change. Additional terms may apply.

Fri, Sep 26 - Sat, Sep 27
YUL
Montreal
SEA
Seattle
$667 Roundtrip, found 1 day ago
$667
Roundtrip
found 1 day ago
Select United flight, departing Fri, Sep 26 from Montreal to Seattle, returning Sat, Sep 27, priced at $667 found 1 day ago

Frequently asked questions

Can I catch a flight from Pierre Elliott Trudeau Intl. Airport (YUL) to Sea-Tac Airport right now?
Be sure to visit the Covid-19 Travel Advisor to see if there are any current quarantine requirements or travel advice reports in place in SEA when flying from Montreal Airport.
What terminal is United Airlines at Montreal Airport?
Generally, flights depart from the main terminal at Pierre Elliott Trudeau Intl. Airport (YUL) if you’ve booked a ticket with United Airlines. Landing at SEA? Contact your airline (or do some online research) to find out exactly which terminal you’ll be pulling into.
Are there United Airlines non-stop flights from YUL to SEA?
As you can’t fly nonstop from Pierre Elliott Trudeau Intl. Airport (YUL) to Sea-Tac Airport with United Airlines, make the most of your layover. Treat yourself to one of your favorite refreshments at an inviting airport bar, or explore the terminal and indulge in some retail therapy.
How long is a United Airlines flight from YUL to SEA?
Throw that book in your carry-on you haven’t had time to read. A flight from Montréal–Trudeau to Seattle - Tacoma Intl. Airport (SEA) with United Airlines takes on average 8 hours and 13 minutes. It’ll be enough time to get totally swept up in the absorbing storyline.
What type of aircraft does United Airlines fly from YUL to SEA?
Locked in a seat with United Airlines? You’ll likely be cruising aboard the Airbus A220-300 on the YUL to SEA flight path.
How many direct and indirect flights does United Airlines fly from YUL to SEA?
When jetting from YUL to SEA, you’ll find there are approximately 3 United Airlines daily flights to choose from.
If I am not able to travel due to COVID-19, can I change my booking to a later date?
For more info about changing your flight to Seattle - Tacoma Intl. Airport (SEA), please visit our Customer Service Portal.
What is the best day to buy a plane ticket?
This just in! Airfares offered on Thursdays tend to be the cheapest, according to flight demand on Travelocity in 2021. Tuesday and Wednesday prices are also good, but you may want to prepare your budget if booking during the weekend, as data shows that is when prices are generally at their highest.
What are the cheapest days to fly?
Frequent travelers may already know this, but earlier in the week can be the cheapest time to fly. In 2021, flights departing on a Monday were generally the cheapest of the week, whereas you may pay a premium for weekend flights when demand is usually high. On average, tickets were most expensive for Saturday departures, so if you need to fly out on a weekend, you might look for deals ahead of time.
How far in advance can you book a flight?
Trying to figure out how early you should book your flight? It’s possible to start comparing international airfares on Travelocity up to 12 months in advance. However, it does depend on the carrier as not all airlines release their prices that far out. According to our 2021 flight demand trends, last minute planners can still bag a bargain with some of the cheapest fares appearing 0-2 weeks prior to their travel dates.*According to flight demand on Travelocity.com from January to December 2021. Savings are subject to change based on departure location, date and destination.

Discover our best United flight from Montreal YUL to Seattle SEA 

To find the best deals on flights to Montreal from Seattle with United, just enter your travel dates, filter by United, and hit search. You’ll find 1 flights to choose from and can sort by price, flight duration, and arrival or departure time.  

 

Return flights from Montreal YUL to Seattle SEA with United 

If you’re planning a round trip, booking return flights with United is usually the most cost-effective option. With airfares ranging from $667 to $667, it’s easy to find a flight that suits your budget. Prices and availability subject to change. Additional terms may apply. 

 

Book one-way United flights from Montreal YUL to Seattle SEA 

A one-way ticket gives you much greater flexibility—allowing you to choose your return date, destination, and time whenever you’re ready. By booking in advance you can find great deals on one-way tickets too. Right now, a one-way United flight from Montreal to Seattle costs from $306. Prices and availability subject to change. Additional terms may apply. 

 

The easy way to find cheap flights to Seattle SEA from  Montreal YUL with United 

To find a cheap United flight from Montreal YUL to Seattle SEA, sort your search results by price or filter by budget. Thanks to Travelocity’s Price Match Promise, if you find a better airfare deal anywhere else within 24 hours, we’ll credit or refund the difference. 

 

How to find our best airfare deals on United flights from Montreal YUL to Seattle SEA 

If you’re looking for cheap flights, it helps to be flexible when it comes to your travel dates. You’ll usually find lower cost tickets when you travel during quieter months such as September, or if you book a flight with a stopover. 

 

Find nonstop flights from Montreal YUL to Seattle SEA with United 

If you’re keen to be on Seattle soil fast, don’t waste time with a stopover—filter your search results to show direct United flights only. The journey takes around 5 hour(s) 52 min(s) – so you’ll be there before you know it. 

 

Flexible airline tickets for United flights from Montreal YUL to Seattle SEA 

Make sure you’re not out of pocket if plans change by choosing a flexible ticket with penalty-free amendment and cancellation options. Use our ‘no change fee’ filter to see which flights have this option.  

 

There are a lot of reasons to book your flights to Seattle SEA from  Montreal YUL with United on Travelocity 

At Travelocity our vast and up-to-the-minute inventory puts all of our best flight deals in one place. So, whether you’re traveling on business or jetting off with friends and family, you can trust Travelocity to get you there.

United Airports
Hop on a(n) United flight today by flying to many destinations out of these domestic and international airports:
Airport code
Country
Airport name
Number of flights
ORDUSAO'Hare Intl.227
DENUSADenver Intl.226
IAHUSAGeorge Bush Intercontinental136
IADUSAWashington Dulles Intl.100
SFOUSASan Francisco Intl.64
LAXUSALos Angeles Intl.23
EWRUSALiberty Intl.20
FRADEUFrankfurt Intl.19
NRTJPNNarita Intl.19
PEKCHNCapital Intl.16

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