Cheap flights from Moncton to Seattle from C$ 761
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 17/10. Fares are subject to change and may not be available on all flights or dates of travel.
YQM — SEA
8 Nov — 15 Nov1
Cheap flight deals from Moncton to Seattle
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One-way
One-way flights from Moncton to SeattleSearch for one-way flight options from Moncton to Seattle. Find affordable one-way fares based on user searches. Data last updated 9 October 2026.
Search for one-way flight options from Moncton to Seattle. Find affordable one-way fares based on user searches. Data last updated 9 October 2026.
Sat 17/107:10 a.m. -
2 stops18h 24m
Wed 31/1212:00 a.m. -
Nonstop0h 00m
Deal found 7/10C$ 761
Sat 17/105:25 a.m. -
3 stops19h 38m
Wed 31/1212:00 a.m. -
Nonstop0h 00m
Deal found 7/10C$ 882
Cheapflights Fare Finder
Customize your flight search to find flights from Moncton to Seattle that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated 9 October 2026.
Use the filters below to find and compare flights from Moncton to Seattle that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
MonctonSeattle
YQM Moncton Intl - SEA Seattle/Tacoma Intl
YQMSEA
Moncton Intl
Sat 17/10
5:25 a.m.-9:03 p.m.
3 stops19h 38m
Seattle/Tacoma Intl
Wed 31/12
12:00 a.m.-4:00 a.m.
Nonstop0h 00m
C$ 882
Quickest round-trip
MonctonSeattle
YQM Moncton Intl - SEA Seattle/Tacoma Intl
YQMSEA
Moncton Intl
Sat 17/10
12:20 p.m.-9:34 p.m.
1 stop13h 14m
Seattle/Tacoma Intl
Wed 31/12
12:00 a.m.-4:00 a.m.
Nonstop0h 00m
C$ 1,041
Sorted by cheapest first
Best time to book a flight from Moncton to Seattle
Have a flexible travel schedule? Discover the best time to fly to Seattle from Moncton with our price prediction graph.
YQM-SEA
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Related info for your journey
Find useful and relevant information for your journey from Moncton to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Travelling to a place near Seattle?
Book flights to Seattle if you plan to visit one of these locationsSeaTac
Kent
Mukilteo
Renton
Lynnwood
Cashmere
Ellensburg
Leavenworth
Tukwila
Tacoma
Marysville
Federal Way
Kirkland
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Moncton and Seattle flights
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