$57+ Cheap flights from Canada to Seattle (SEA)
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 1/31. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — SEA
Dec 12 — Dec 191
Round-trip
1 adult, Economy
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Find cheap flights from Canada to Seattle with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Cheapest flights from Canada to SeattleExplore the most affordable flight options available from Canada to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 12, 2026.
Explore the most affordable flight options available from Canada to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 12, 2026.
This Air Canada deal was found by Cheapflights users on 11/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/242:15 pm -
1 stop5h 07m
Fri 11/273:15 pm -
1 stop4h 12m
Deal found 11/10![Air Canada logo]()
$209
This Air Canada deal was found by Cheapflights users on 11/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/262:15 pm -
1 stop5h 07m
Sun 11/293:15 pm -
1 stop4h 12m
Deal found 11/9![Air Canada logo]()
$212
This Air Canada deal was found by Cheapflights users on 11/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/105:50 am -
1 stop4h 42m
Thu 12/103:15 pm -
1 stop6h 18m
Deal found 11/11![Air Canada logo]()
$213
This Air Canada deal was found by Cheapflights users on 11/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/257:15 pm -
1 stop3h 52m
Thu 12/313:15 pm -
1 stop4h 12m
Deal found 11/8![Air Canada logo]()
$226
This Air Canada deal was found by Cheapflights users on 11/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/53:55 pm -
1 stop3h 27m
Mon 12/73:15 pm -
1 stop4h 12m
Deal found 11/10![Air Canada logo]()
$227
This FlightHub deal was found by Cheapflights users on 11/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/107:45 am -
1 stop6h 55m
Fri 12/112:30 pm -
2 stops7h 00m
Deal found 11/9![WestJet logo]()
$228
This FlightHub deal was found by Cheapflights users on 11/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/87:45 am -
1 stop6h 55m
Fri 12/112:30 pm -
1 stop6h 50m
Deal found 11/8![WestJet logo]()
$229
This Trip.com deal was found by Cheapflights users on 11/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/246:00 am -
1 stop5h 09m
Thu 12/312:30 pm -
1 stop6h 40m
Deal found 11/9![Multiple Airlines logo]()
$229
This Air Canada deal was found by Cheapflights users on 11/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/252:15 pm -
1 stop5h 07m
Sat 1/210:10 am -
1 stop11h 23m
Deal found 11/8![Air Canada logo]()
$242
This Air Canada deal was found by Cheapflights users on 11/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/273:55 pm -
1 stop3h 27m
Sun 11/293:15 pm -
1 stop6h 13m
Deal found 11/10![Air Canada logo]()
$243
This Trip.com deal was found by Cheapflights users on 11/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/147:45 am -
1 stop6h 55m
Sat 1/168:30 pm -
Nonstop1h 16m
Deal found 11/10![Multiple Airlines logo]()
$251
This Super.com deal was found by Cheapflights users on 11/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/87:45 am -
1 stop6h 55m
Tue 12/152:30 pm -
1 stop7h 15m
Deal found 11/10![WestJet logo]()
$252
Best flights from Canada to SeattleDiscover carefully curated flight deals from Canada to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 12, 2026.
Discover carefully curated flight deals from Canada to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 12, 2026.
This WestJet deal was found by Cheapflights users on 11/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure WestJet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/127:45 am -
1 stop6h 55m
Fri 1/1511:00 am -
Nonstop1h 20m
Deal found 11/11![WestJet logo]()
$251
This Alaska Airlines deal was found by Cheapflights users on 11/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/162:35 pm -
Nonstop1h 04m
Sun 12/279:36 pm -
Nonstop1h 08m
Deal found 11/9![Alaska Airlines logo]()
$261
This Trip.com deal was found by Cheapflights users on 11/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/249:20 pm -
1 stop18h 20m
Thu 11/263:45 pm -
1 stop5h 25m
Deal found 11/10![Multiple Airlines logo]()
$278
This United Airlines deal was found by Cheapflights users on 11/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/127:15 pm -
1 stop3h 42m
Fri 1/159:01 am -
2 stops10h 26m
Deal found 11/11![United Airlines logo]()
$299
This Delta deal was found by Cheapflights users on 11/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/287:15 am -
Nonstop1h 20m
Sun 11/297:59 pm -
Nonstop1h 17m
Deal found 11/11![Delta logo]()
$311
This Air Canada deal was found by Cheapflights users on 11/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/56:40 am -
1 stop5h 52m
Thu 12/108:30 am -
1 stop7h 52m
Deal found 11/11![Air Canada logo]()
$334
This Booking.com deal was found by Cheapflights users on 11/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/17:00 am -
Nonstop1h 06m
Wed 12/210:02 am -
Nonstop1h 03m
Deal found 11/11![Alaska Airlines logo]()
$291
This United deal was found by Cheapflights users on 11/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/108:00 am -
1 stop5h 20m
Sat 1/910:10 am -
Nonstop1h 11m
Deal found 11/9![Multiple Airlines logo]()
$292
This United Airlines deal was found by Cheapflights users on 11/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/55:50 am -
2 stops16h 31m
Tue 12/159:01 am -
2 stops12h 32m
Deal found 11/9![United Airlines logo]()
$306
This Trip.com deal was found by Cheapflights users on 11/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/38:00 am -
Nonstop1h 16m
Mon 3/88:26 pm -
Nonstop1h 17m
Deal found 11/7![Alaska Airlines logo]()
$292
This FlightHub deal was found by Cheapflights users on 11/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/149:00 am -
1 stop6h 40m
Mon 1/42:30 pm -
1 stop6h 40m
Deal found 11/10![WestJet logo]()
$329
This Air Canada deal was found by Cheapflights users on 11/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/56:40 am -
1 stop5h 52m
Wed 12/93:15 pm -
1 stop7h 17m
Deal found 11/10![Air Canada logo]()
$334
This United deal was found by Cheapflights users on 11/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/178:00 am -
1 stop11h 32m
Sun 1/248:40 am -
Nonstop1h 11m
Deal found 11/11![Multiple Airlines logo]()
$306
This United Airlines deal was found by Cheapflights users on 11/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/148:55 am -
2 stops14h 03m
Sat 1/98:56 am -
2 stops12h 37m
Deal found 11/10![United Airlines logo]()
$306
This FlightHub deal was found by Cheapflights users on 11/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/21:45 pm -
Nonstop1h 55m
Wed 12/162:30 pm -
Nonstop1h 40m
Deal found 11/11![WestJet logo]()
$332
This United deal was found by Cheapflights users on 11/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/112:00 pm -
1 stop7h 48m
Mon 1/188:40 am -
Nonstop1h 11m
Deal found 11/11![Multiple Airlines logo]()
$306
This United Airlines deal was found by Cheapflights users on 11/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/2512:40 pm -
2 stops11h 36m
Thu 12/315:00 am -
2 stops16h 33m
Deal found 11/8![United Airlines logo]()
$306
This Air Canada deal was found by Cheapflights users on 11/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/262:20 pm -
1 stop6h 02m
Sun 11/298:40 am -
2 stops9h 55m
Deal found 11/11![Air Canada logo]()
$337
This Alaska Airlines deal was found by Cheapflights users on 11/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/189:03 am -
Nonstop2h 06m
Sun 12/205:52 pm -
Nonstop1h 41m
Deal found 11/8![Alaska Airlines logo]()
$316
This Priceline deal was found by Cheapflights users on 11/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/87:45 am -
1 stop6h 55m
Mon 1/1111:20 am -
Nonstop1h 17m
Deal found 11/7![Multiple Airlines logo]()
$306
This United Airlines deal was found by Cheapflights users on 11/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/27:15 pm -
2 stops18h 05m
Fri 12/119:01 am -
2 stops10h 26m
Deal found 11/10![United Airlines logo]()
$307
This Air Canada deal was found by Cheapflights users on 11/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/66:35 pm -
1 stop6h 32m
Thu 12/103:15 pm -
2 stops7h 09m
Deal found 11/10![Air Canada logo]()
$339
This Justfly.com deal was found by Cheapflights users on 11/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/56:10 am -
1 stop10h 30m
Mon 2/82:30 pm -
1 stop21h 00m
Deal found 11/9![WestJet logo]()
$345
This Delta deal was found by Cheapflights users on 11/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/1212:40 pm -
1 stop6h 21m
Sun 12/135:40 pm -
1 stop5h 04m
Deal found 11/7![Delta logo]()
$420
This Alaska Airlines deal was found by Cheapflights users on 11/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/166:40 pm -
Nonstop1h 03m
Wed 12/169:34 pm -
Nonstop1h 10m
Deal found 11/7![Alaska Airlines logo]()
$317
This United Airlines deal was found by Cheapflights users on 11/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/88:55 am -
3 stops15h 49m
Tue 12/157:00 am -
2 stops14h 33m
Deal found 11/10![United Airlines logo]()
$307
This Air Canada deal was found by Cheapflights users on 11/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/56:35 pm -
1 stop6h 32m
Mon 12/73:15 pm -
1 stop7h 17m
Deal found 11/10![Air Canada logo]()
$343
This United deal was found by Cheapflights users on 11/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/132:00 pm -
1 stop7h 55m
Sun 2/213:15 pm -
Nonstop1h 11m
Deal found 11/11![Multiple Airlines logo]()
$317
This oojo deal was found by Cheapflights users on 11/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/16:00 am -
1 stop8h 40m
Wed 12/22:30 pm -
2 stops25h 35m
Deal found 11/11![WestJet logo]()
$354
This Delta deal was found by Cheapflights users on 11/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/56:00 am -
1 stop4h 45m
Tue 12/89:13 am -
1 stop5h 57m
Deal found 11/7![Delta logo]()
$432
Last-minute flights from Canada to SeattleDiscover last-minute flight deals from Canada to Seattle. Data last updated November 12, 2026 and is based on user searches.
Discover last-minute flight deals from Canada to Seattle. Data last updated November 12, 2026 and is based on user searches.
This Air Canada deal was found by Cheapflights users on 11/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/242:15 pm -
1 stop5h 07m
Fri 11/273:15 pm -
1 stop4h 12m
Deal found 11/10![Air Canada logo]()
$209
This Air Canada deal was found by Cheapflights users on 11/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/262:15 pm -
1 stop5h 07m
Sun 11/293:15 pm -
1 stop4h 12m
Deal found 11/9![Air Canada logo]()
$212
This Air Canada deal was found by Cheapflights users on 11/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/273:55 pm -
1 stop3h 27m
Sun 11/293:15 pm -
1 stop6h 13m
Deal found 11/10![Air Canada logo]()
$243
This Air Canada deal was found by Cheapflights users on 11/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/53:55 pm -
1 stop3h 27m
Mon 12/73:15 pm -
1 stop4h 12m
Deal found 11/10![Air Canada logo]()
$227
This FlightHub deal was found by Cheapflights users on 11/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/87:45 am -
1 stop6h 55m
Fri 12/112:30 pm -
1 stop6h 50m
Deal found 11/8![WestJet logo]()
$229
This Super.com deal was found by Cheapflights users on 11/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/87:45 am -
1 stop6h 55m
Tue 12/152:30 pm -
1 stop7h 15m
Deal found 11/10![WestJet logo]()
$252
This Air Canada deal was found by Cheapflights users on 11/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/105:50 am -
1 stop4h 42m
Thu 12/103:15 pm -
1 stop6h 18m
Deal found 11/11![Air Canada logo]()
$213
This FlightHub deal was found by Cheapflights users on 11/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/107:45 am -
1 stop6h 55m
Fri 12/112:30 pm -
2 stops7h 00m
Deal found 11/9![WestJet logo]()
$228
This Trip.com deal was found by Cheapflights users on 11/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/147:45 am -
1 stop6h 55m
Sat 1/98:30 pm -
Nonstop1h 16m
Deal found 11/10![Multiple Airlines logo]()
$251
This Trip.com deal was found by Cheapflights users on 11/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/246:00 am -
1 stop5h 09m
Thu 12/312:30 pm -
1 stop6h 40m
Deal found 11/9![Multiple Airlines logo]()
$229
This Air Canada deal was found by Cheapflights users on 11/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/257:15 pm -
1 stop3h 52m
Thu 12/313:15 pm -
1 stop4h 12m
Deal found 11/8![Air Canada logo]()
$226
This Air Canada deal was found by Cheapflights users on 11/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/252:15 pm -
1 stop5h 07m
Sat 1/210:10 am -
1 stop11h 23m
Deal found 11/8![Air Canada logo]()
$242
One-way flights from Canada to SeattleSearch for one-way flight options from Canada to Seattle. Find affordable one-way fares based on user searches. Data last updated November 12, 2026.
Search for one-way flight options from Canada to Seattle. Find affordable one-way fares based on user searches. Data last updated November 12, 2026.
This Trip.com deal was found by Cheapflights users on 11/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/3110:55 am -
1 stop5h 46m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/9![Multiple Airlines logo]()
$57
This Trip.com deal was found by Cheapflights users on 11/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/310:55 am -
1 stop5h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/10![Multiple Airlines logo]()
$94
This deal was found by Cheapflights users on 11/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/79:05 am -
Nonstop1h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/10![WestJet logo]()
$111
This Air Canada deal was found by Cheapflights users on 11/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/105:40 am -
1 stop4h 52m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/11![Air Canada logo]()
$127
This Air Canada deal was found by Cheapflights users on 11/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/287:15 pm -
1 stop3h 42m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/9![Air Canada logo]()
$128
This SmartFares deal was found by Cheapflights users on 11/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/236:15 pm -
Nonstop1h 07m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/9![Air Canada logo]()
$131
This Air Canada deal was found by Cheapflights users on 11/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/612:05 pm -
1 stop3h 32m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/9![Air Canada logo]()
$131
This FlightHub deal was found by Cheapflights users on 11/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/187:00 am -
1 stop3h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/10![WestJet logo]()
$136
This Trip.com deal was found by Cheapflights users on 11/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/97:45 am -
1 stop6h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/8![WestJet logo]()
$136
This SmartFares deal was found by Cheapflights users on 11/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/207:00 am -
1 stop3h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/9![WestJet logo]()
$137
This deal was found by Cheapflights users on 11/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/74:00 pm -
1 stop6h 57m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/10![Air Canada logo]()
$145
This Super.com deal was found by Cheapflights users on 11/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/247:45 am -
1 stop6h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/10![WestJet logo]()
$146
Find flight deals from Canada to Seattle
Keep the following information in mind while searching for Canada to Seattle flight deals. Data was last updated November 12, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $209 (Air Canada) |
One-way from | $57 (Trip.com) |
Popular in | November |
Cheapest in | February |
Average price | $508 |
Good round-trip deal | $463 or less |
Good one-way deal | $271 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Canada 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 November 12, 2026.
Use the filters below to find and compare flights from Canada to Seattle that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
KelownaSeattle
YLW Kelowna - SEA Seattle/Tacoma Intl
YLWSEA
Kelowna
Sun 12/20
2:30 pm-2:46 pm
Nonstop1h 16m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$149
KelownaSeattle
YLW Kelowna - SEA Seattle/Tacoma Intl
YLWSEA
Kelowna
Sun 2/7
4:00 pm-9:57 pm
1 stop6h 57m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$150
Quickest round-trip
VancouverSeattle
YVR Vancouver Intl - SEA Seattle/Tacoma Intl
YVRSEA
Vancouver Intl
Mon 12/7
7:00 am-7:06 am
Nonstop1h 06m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$150
VancouverSeattle
YVR Vancouver Intl - SEA Seattle/Tacoma Intl
YVRSEA
Vancouver Intl
Tue 1/5
7:00 am-7:15 am
Nonstop1h 15m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$175
EdmontonSeattle
YEG Edmonton - SEA Seattle/Tacoma Intl
YEGSEA
Edmonton
Wed 12/9
7:30 am-12:31 pm
1 stop31h 01m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$177
VancouverSeattle
YVR Vancouver Intl - SEA Seattle/Tacoma Intl
YVRSEA
Vancouver Intl
Tue 12/15
9:30 am-11:44 pm
2 stops15h 14m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$181
VancouverSeattle
YVR Vancouver Intl - SEA Seattle/Tacoma Intl
YVRSEA
Vancouver Intl
Tue 1/5
4:08 pm-9:59 pm
1 stop6h 51m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$181
VancouverSeattle
YVR Vancouver Intl - SEA Seattle/Tacoma Intl
YVRSEA
Vancouver Intl
Fri 2/19
8:00 am-12:17 pm
1 stop5h 17m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$181
CalgarySeattle
YYC Calgary - SEA Seattle/Tacoma Intl
YYCSEA
Calgary
Tue 12/22
9:03 am-9:09 am
Nonstop2h 06m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$182
EdmontonSeattle
YEG Edmonton - SEA Seattle/Tacoma Intl
YEGSEA
Edmonton
Sun 1/31
11:10 am-1:40 pm
1 stop4h 30m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$189
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Canada to Seattle
Have a flexible travel schedule? Discover the best time to fly to Seattle from Canada with our price prediction graph.
YLW-SEA
YVR-SEA
YEG-SEA
YYC-SEA
YOW-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.
Cheapflights Insights
Everything you need to know about your flight from Canada to Seattle
CA0-SEA
YLW-SEA
YVR-SEA
YEG-SEA
YYC-SEA
What is the cheapest month to book a flight from Canada to Seattle?
Currently, February is the cheapest month in which you can book a flight from Canada to Seattle (average of $269). Flying from Canada to Seattle in June is currently the most expensive (average of $448). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from CA to SEA?
Find hourly flight availability from Canada to Seattle. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 12, 2026.
Unlike at noon, when flights are generally more expensive, you can save up to 43% on flights from Canada to Seattle by exploring options for tickets in the evening.
Weekly flight availability from Canada to Seattle
Explore weekly flight availability from Canada to Seattle. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated November 12, 2026.
The most flights from CA0 to SEA are scheduled on a Saturday (5 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (1 on average).
How often are flights from Canada to Seattle delayed?
About 18% of weekly flights between Canada and Seattle have experienced delays in the past year, with the average delay time being 126 minutes.
What is the most punctual flight time for Canada to Seattle flights?
Historically, flights departing at night are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Wednesday tends to have the lowest number of delays on this route, whereas Monday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Canada to Seattle flights?
Over the last year, Alaska Airlines have had the lowest number of delays on this route, with just 14% of flights being delayed.
How far ahead should I book a flight from Canada to Seattle?
Booking 63 days in advance of your planned departure date is, on average, the best time to get cheap flights from Canada to Seattle. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
What is the cheapest day to fly from Canada to Seattle?
Use this chart to determine the cheapest time to fly round-trip from Canada to Seattle. Price data was last updated on November 7, 2026.
Travelers seeking maximum savings on their Canada to Seattle flight should consider departing on Tuesday evenings when fares are most often at their lowest. Monday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
Reviews of airlines servicing Seattle
Get insights into the airlines that provide service to Seattle. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Seattle. Reviews last updated November 12, 2026.
Read through reviews of airlines operating flights from Canada to Seattle, such as Alaska Airlines,Delta, andUnited Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Comfort
7.8
Boarding
8.1
Crew
8.5
Food
7.0
Entertainment
7.0
Overall
7.9
Reviews
1 / 20
10.0
ExcellentAnonymous,Jun 2026
LHR - SEA
Comfort
7.8
Boarding
8.1
Crew
8.5
Food
7.0
Entertainment
7.0
Overall
7.9
Reviews
1 / 20
10.0
ExcellentAnonymous,Jun 2026
LHR - SEA
Comfort
7.8
Boarding
8.1
Crew
8.5
Food
7.0
Entertainment
7.0
Overall
7.9
Reviews
1 / 20
10.0
ExcellentAnonymous,Jun 2026
LHR - SEA
Comfort
7.8
Boarding
8.1
Crew
8.5
Food
7.0
Entertainment
7.0
Overall
7.9
Reviews
1 / 20
10.0
ExcellentAnonymous,Jun 2026
LHR - SEA
Comfort
7.8
Boarding
8.1
Crew
8.5
Food
7.0
Entertainment
7.0
Overall
7.9
Reviews
1 / 20
10.0
ExcellentAnonymous,Jun 2026
LHR - SEA
Comfort
7.8
Boarding
8.1
Crew
8.5
Food
7.0
Entertainment
7.0
Overall
7.9
Reviews
1 / 20
10.0
ExcellentAnonymous,Jun 2026
LHR - SEA
Related info for your journey
Find useful and relevant information for your journey from Canada to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Seattle?
Book flights to Seattle if you plan to visit one of these locationsSeaTac
Renton
Lacey
Leavenworth
Tacoma
Tukwila
Snoqualmie
Puyallup
Lynnwood
Kent
Tumwater
Ocean Shores
Ellensburg
Issaquah
Olympia
Centralia
Lakewood
Poulsbo
Marysville
Shoreline
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Alternative routes for Canada to Seattle
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Complete your trip
Complete your trip to Seattle by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Canada to Seattle by cabin class
Find flights from Canada to Seattle, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Canada and Seattle flights
Browse other Canada and Seattle flight options. Last updated on November 12, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Other flights to Seattle
Explore flights to Seattle departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on November 12, 2026.
Canada to Seattle flights
Consider these flights traveling from Canada to Seattle.
Top 5 airlines flying from Canada to Seattle
Discover the top 5 airlines that operate flights from Canada to Seattle. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated November 12, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$105 | Average$399 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$190 | Average$436 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$190 | Average$333 | FlexibilityNo cancel fee | On-time60% | |
| Cheapest$209 | Average$486 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$219 | Average$603 | FlexibilityNo cancel fee | On-time69% |