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CA $489 Cheap Flights from Seattle (SEA) to Moncton (YQM)

View CA $489 flight on Sat, Oct 31, 2026Opens in a new window

Popular airlines from Seattle-Tacoma International Airport (SEA) to Moncton, NB (YQM-Greater Moncton Intl.)

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Cheap flights from Seattle (SEA) to Moncton (YQM)

Prices were available within the past 7 days and start at CA $489 for one-way flights and CA $1,110 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Fri, Oct 16 - Fri, Oct 23
SEA
Seattle
YQM
Moncton
CA $1,110 Roundtrip, found 2 days ago
CA $1,110
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Fri, Oct 16 from Seattle to Moncton, returning Fri, Oct 23, priced at CA $1,110 found 2 days ago
Alaska Airlines
Mon, Oct 12 - Thu, Oct 22
SEA
Seattle
YQM
Moncton
CA $1,121 Roundtrip, found 3 days ago
CA $1,121
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Mon, Oct 12 from Seattle to Moncton, returning Thu, Oct 22, priced at CA $1,121 found 3 days ago
Alaska Airlines
Mon, Oct 12 - Fri, Oct 23
SEA
Seattle
YQM
Moncton
CA $1,127 Roundtrip, found 3 days ago
CA $1,127
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Mon, Oct 12 from Seattle to Moncton, returning Fri, Oct 23, priced at CA $1,127 found 3 days ago
Alaska Airlines
Mon, Oct 12 - Fri, Oct 23
SEA
Seattle
YQM
Moncton
CA $1,164 Roundtrip, found 3 days ago
CA $1,164
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Mon, Oct 12 from Seattle to Moncton, returning Fri, Oct 23, priced at CA $1,164 found 3 days ago
Alaska Airlines
Fri, Oct 16 - Fri, Oct 23
SEA
Seattle
YQM
Moncton
CA $1,167 Roundtrip, found 2 days ago
CA $1,167
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Fri, Oct 16 from Seattle to Moncton, returning Fri, Oct 23, priced at CA $1,167 found 2 days ago
Alaska Airlines
Mon, Oct 12 - Fri, Oct 23
SEA
Seattle
YQM
Moncton
CA $1,170 Roundtrip, found 3 days ago
CA $1,170
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Mon, Oct 12 from Seattle to Moncton, returning Fri, Oct 23, priced at CA $1,170 found 3 days ago
Air Canada
Fri, Oct 16 - Fri, Oct 23
SEA
Seattle
YQM
Moncton
CA $1,173 Roundtrip, found 2 days ago
CA $1,173
Roundtrip
found 2 days ago
Select Air Canada flight, departing Fri, Oct 16 from Seattle to Moncton, returning Fri, Oct 23, priced at CA $1,173 found 2 days ago
Alaska Airlines
Mon, Oct 12 - Thu, Oct 22
SEA
Seattle
YQM
Moncton
CA $1,178 Roundtrip, found 3 days ago
CA $1,178
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Mon, Oct 12 from Seattle to Moncton, returning Thu, Oct 22, priced at CA $1,178 found 3 days ago
Air Canada
Fri, Oct 16 - Fri, Oct 23
SEA
Seattle
YQM
Moncton
CA $1,180 Roundtrip, found 2 days ago
CA $1,180
Roundtrip
found 2 days ago
Select Air Canada flight, departing Fri, Oct 16 from Seattle to Moncton, returning Fri, Oct 23, priced at CA $1,180 found 2 days ago
WestJet
Fri, Oct 16 - Fri, Oct 23
SEA
Seattle
YQM
Moncton
CA $1,812 Roundtrip, found 2 days ago
CA $1,812
Roundtrip
found 2 days ago
Select WestJet flight, departing Fri, Oct 16 from Seattle to Moncton, returning Fri, Oct 23, priced at CA $1,812 found 2 days ago

Frequently asked questions

How much does a flight from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Moncton, NB (YQM-Greater Moncton Intl.) cost?
You can find cheap one-way flights from CA $489 and cheap return flights from CA $1,110 SEA to YQM with Expedia. Return flights often range between CA$1183 and CA$2110. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when SEA to YQM ticket fares go up or down.
What is the cheapest month to fly from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Moncton, NB (YQM-Greater Moncton Intl.)?
The cheapest months to fly from SEA to YQM are typically during off-peak season when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you are able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Moncton, NB (YQM-Greater Moncton Intl.)?
Enter SEA to YQM and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Moncton, NB (YQM-Greater Moncton Intl.)?
Air Canada is one of the cheapest airlines offering connecting return flights from Seattle - Tacoma Intl. (SEA) to Greater Moncton Intl. (YQM), with prices starting from around CA$1104 for flights that can be booked for departure within the next year, typically with a layover in Vancouver Intl. (YVR). These prices are per adult for economy/coach class. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.
How do I find cheap flights from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Moncton, NB (YQM-Greater Moncton Intl.)?
To find a cheap flight from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Moncton, NB (YQM-Greater Moncton Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Moncton, NB (YQM-Greater Moncton Intl.)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
How many flights per day from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Moncton, NB (YQM-Greater Moncton Intl.)?
There are approximately 35 connecting flights per day from Seattle - Tacoma Intl. (SEA) to Greater Moncton Intl. (YQM). Some common connection points include Vancouver Intl. (YVR), O'Hare Intl. (ORD), and San Francisco Intl. (SFO).
What is the earliest flight from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Moncton, NB (YQM-Greater Moncton Intl.)?
The earliest flight from Seattle - Tacoma Intl. (SEA) to Greater Moncton Intl. (YQM) typically departs around 12:20 AM local time. This service is offered by United and Air Canada. Please note that this is a seasonal service, active only in July. An early departure like this can be great for maximizing your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Moncton, NB (YQM-Greater Moncton Intl.)?
You'll find the most flights from Seattle - Tacoma Intl. (SEA) to Greater Moncton Intl. (YQM) on a Wednesday, with around 35 flights available. This gives you a good selection of options for your travel plans. Major airlines on this route include United, Delta, and Air Canada. There are notably more flight options on Wednesdays compared to other days of the week.
What are the most popular departure times for flights from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Moncton, NB (YQM-Greater Moncton Intl.)?
The most popular departure times for flights from Seattle - Tacoma Intl. (SEA) to Greater Moncton Intl. (YQM) are in the early morning, from 6am to 9am. Many major carriers, including United, Air Canada and Delta, offer flights during this window. Many travellers prefer these times because they allow for an early start to their journey, often leading to an earlier arrival at their destination.
How long does it take to fly from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Moncton, NB (YQM-Greater Moncton Intl.)?
There are no nonstop flights from Seattle - Tacoma Intl. (SEA) to Greater Moncton Intl. (YQM), which is a distance of about 4287 kilometres. Flights with one stop typically take around 11 hours 48 minutes. If you have two or more stops, your travel time will be longer, averaging about 15 hours 30 minutes. Keep in mind that actual flight times can vary due to factors like layover duration, routing, weather, and wind patterns.
Can you fly business or first class from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Moncton, NB (YQM-Greater Moncton Intl.)?
You can fly business class between SEA and YQM. Airlines that offer business class service on this route include:
  • Air Canada
How do I earn miles on a Seattle, WA (SEA-Seattle - Tacoma Intl.) to Moncton, NB (YQM-Greater Moncton Intl.) flight with Expedia?
It's easy to earn miles on a Seattle, WA (SEA-Seattle - Tacoma Intl.) to Moncton, NB (YQM-Greater Moncton Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Moncton, NB (YQM) from Seattle, WA (SEA)?
If you're planning to travel to Moncton from Seattle - Tacoma Intl. (SEA), you can fly directly into Greater Moncton Intl. (YQM). Some flights may connect through major hubs like Vancouver Intl. (YVR), O'Hare Intl. (ORD), or San Francisco Intl. (SFO) before reaching Moncton. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Moncton, NB (YQM-Greater Moncton Intl.) at the last minute?
Typically, booking a last minute flight from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Moncton, NB (YQM-Greater Moncton Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Seattle, WA (SEA-Seattle - Tacoma Intl.) to Moncton, NB (YQM-Greater Moncton Intl.) flight and hotel package?
Securing a Seattle, WA (SEA-Seattle - Tacoma Intl.) to Moncton, NB (YQM-Greater Moncton Intl.) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Moncton, NB (YQM-Greater Moncton Intl.)?
If you booked your Seattle, WA (SEA-Seattle - Tacoma Intl.) to Moncton, NB (YQM-Greater Moncton Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Seattle - Tacoma Intl.
Destination airport
Greater Moncton Intl.
Roundtrip price
CA $1,109
Distance
4261 km

Book with confidence

Seattle to Dieppe Flights

The easy way to book your flights from Seattle to Moncton 

With Expedia, it’s simple to find and book flights to Moncton from Seattle whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 20 airlines that cover this route. There are nonstop flights to Greater Moncton Intl., too.  

Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Seattle to Moncton today, tomorrow, or this week.  

 

Save dollars with cheap flights from Seattle - Tacoma Intl., SEA to Greater Moncton Intl., YQM 

Sort your search results by price to find great deals on your flight from Seattle to Moncton—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Moncton from Seattle currently is just CA $1,110 rising to CA $1,812.  

Here are more money-saving tips: 

  • Fly in October when flight prices are normally at their lowest 
  • Book about a month to 6 weeks before you travel for the best prices to Moncton  
  • Avoid peak season and weekends when flights can cost more
  • Early morning and late-night flights are sometimes cheaper, so try varying your travel times 
  • One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free! 

 

Reasons to choose Expedia for your flight to Moncton from Seattle 

Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Moncton with Expedia today.

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