$146+ Cheap flights from Seattle (SEA) to Yellowknife (YZF)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/10. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — YZF
Sep 18 — Sep 251
Round-trip
1 adult, Economy
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Find cheap flights from Seattle to Yellowknife 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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Seattle to Yellowknife
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One-way
Cheapest flights from Seattle to YellowknifeExplore the most affordable flight options available from Seattle to Yellowknife. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 19, 2026.
Explore the most affordable flight options available from Seattle to Yellowknife. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 19, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/67:00 am -
1 stop5h 25m
Sat 9/122:15 pm -
1 stop5h 30m
Deal found 8/17![WestJet logo]()
$241
This Trip.com deal was found by Cheapflights users on 8/14. 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.
Sat 9/510:30 am -
1 stop25h 55m
Fri 9/112:15 pm -
1 stop5h 30m
Deal found 8/14![WestJet logo]()
$303
This Air Canada deal was found by Cheapflights users on 8/17. 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 11/610:10 am -
1 stop6h 09m
Wed 11/115:05 am -
1 stop5h 22m
Deal found 8/17![Air Canada logo]()
$325
This Air Canada deal was found by Cheapflights users on 8/17. 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.
Wed 10/283:15 pm -
2 stops6h 50m
Sat 10/315:00 am -
1 stop5h 17m
Deal found 8/17![Air Canada logo]()
$363
This Justfly.com deal was found by Cheapflights users on 8/16. 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.
Sat 10/107:35 pm -
2 stops18h 05m
Thu 10/152:15 pm -
1 stop5h 30m
Deal found 8/16![WestJet logo]()
$365
Best flights from Seattle to YellowknifeDiscover carefully curated flight deals from Seattle to Yellowknife that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 19, 2026.
Discover carefully curated flight deals from Seattle to Yellowknife that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 19, 2026.
This Trip.com deal was found by Cheapflights users on 8/14. 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.
Sat 9/510:30 am -
1 stop25h 55m
Fri 9/112:15 pm -
1 stop5h 30m
Deal found 8/14![WestJet logo]()
$303
This Air Canada deal was found by Cheapflights users on 8/17. 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 11/610:10 am -
1 stop6h 09m
Wed 11/115:05 am -
1 stop5h 22m
Deal found 8/17![Air Canada logo]()
$325
This Air Canada deal was found by Cheapflights users on 8/17. 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 12/1010:10 am -
1 stop6h 09m
Mon 12/145:05 am -
1 stop5h 22m
Deal found 8/17![Air Canada logo]()
$363
This Air Canada deal was found by Cheapflights users on 8/15. 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 11/153:15 pm -
2 stops6h 50m
Tue 12/155:05 am -
1 stop5h 22m
Deal found 8/15![Air Canada logo]()
$363
This Air Canada deal was found by Cheapflights users on 8/17. 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.
Wed 10/283:15 pm -
2 stops6h 50m
Sat 10/315:00 am -
1 stop5h 17m
Deal found 8/17![Air Canada logo]()
$363
This Air Canada deal was found by Cheapflights users on 8/14. 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 1/213:15 pm -
2 stops6h 50m
Mon 1/255:05 am -
1 stop5h 22m
Deal found 8/14![Air Canada logo]()
$443
Last-minute flights from Seattle to YellowknifeDiscover last-minute flight deals from Seattle to Yellowknife. Data last updated August 19, 2026 and is based on user searches.
Discover last-minute flight deals from Seattle to Yellowknife. Data last updated August 19, 2026 and is based on user searches.
This Trip.com deal was found by Cheapflights users on 8/14. 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.
Sat 9/510:30 am -
1 stop25h 55m
Fri 9/112:15 pm -
1 stop5h 30m
Deal found 8/14![WestJet logo]()
$303
This Kiwi.com deal was found by Cheapflights users on 8/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/512:05 pm -
2 stops24h 20m
Fri 9/112:15 pm -
1 stop5h 30m
Deal found 8/16![Multiple Airlines logo]()
$503
This Air Canada deal was found by Cheapflights users on 8/16. 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 9/510:40 am -
2 stops10h 18m
Fri 9/117:00 am -
2 stops12h 32m
Deal found 8/16![Air Canada logo]()
$615
This Kiwi.com deal was found by Cheapflights users on 8/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/67:00 am -
1 stop5h 25m
Sat 9/122:15 pm -
1 stop5h 30m
Deal found 8/17![WestJet logo]()
$241
This Mytrip deal was found by Cheapflights users on 8/17. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/67:00 am -
1 stop5h 25m
Sat 9/125:30 am -
3 stops14h 15m
Deal found 8/17![Multiple Airlines logo]()
$489
This Kiwi.com deal was found by Cheapflights users on 8/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/307:35 pm -
1 stop24h 55m
Wed 10/73:15 pm -
2 stops19h 25m
Deal found 8/16![WestJet logo]()
$679
This Mytrip deal was found by Cheapflights users on 8/16. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/3010:30 am -
3 stops23h 15m
Wed 10/73:15 pm -
3 stops28h 30m
Deal found 8/16![Multiple Airlines logo]()
$695
One-way flights from Seattle to YellowknifeSearch for one-way flight options from Seattle to Yellowknife. Find affordable one-way fares based on user searches. Data last updated August 19, 2026.
Search for one-way flight options from Seattle to Yellowknife. Find affordable one-way fares based on user searches. Data last updated August 19, 2026.
This Air Canada deal was found by Cheapflights users on 8/17. 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 12/103:15 pm -
2 stops6h 50m
Deal found 8/17![Air Canada logo]()
$146
This Air Canada deal was found by Cheapflights users on 8/17. 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 1/263:15 pm -
2 stops6h 50m
Deal found 8/17![Air Canada logo]()
$179
This Air Canada deal was found by Cheapflights users on 8/16. 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 10/15:40 am -
2 stops15h 20m
Deal found 8/16![Air Canada logo]()
$199
This Air Canada deal was found by Cheapflights users on 8/17. 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.
Wed 1/2710:10 am -
2 stops11h 55m
Deal found 8/17![Air Canada logo]()
$204
This Kiwi.com deal was found by Cheapflights users on 8/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/17:18 am -
3 stops30h 22m
Deal found 8/16![Multiple Airlines logo]()
$263
This Air Canada deal was found by Cheapflights users on 8/17. 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 1/2310:10 am -
1 stop6h 09m
Deal found 8/17![Air Canada logo]()
$310
This Kiwi.com deal was found by Cheapflights users on 8/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/108:41 am -
3 stops13h 04m
Deal found 8/17![Multiple Airlines logo]()
$337
This Kiwi.com deal was found by Cheapflights users on 8/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/238:41 am -
3 stops13h 04m
Deal found 8/17![Multiple Airlines logo]()
$347
This FlightHub deal was found by Cheapflights users on 8/17. 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 1/259:20 am -
1 stop6h 40m
Deal found 8/17![Multiple Airlines logo]()
$352
This Kiwi.com deal was found by Cheapflights users on 8/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/243:53 pm -
3 stops19h 37m
Deal found 8/17![Multiple Airlines logo]()
$420
Find flight deals from Seattle to Yellowknife
Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Yellowknife (YZF). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated August 19, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $241 (Kiwi.com) |
One-way from | $146 (Air Canada) |
Cheapflights Fare Finder
Customize your flight search to find flights from Seattle to Yellowknife 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 August 19, 2026.
Use the filters below to find and compare flights from Seattle to Yellowknife that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
SeattleYellowknife
SEA Seattle/Tacoma Intl - YZF Yellowknife
SEAYZF
Seattle/Tacoma Intl
Sat 9/5
10:30 am-1:25 pm
1 stop25h 55m
Yellowknife
Fri 9/11
2:15 pm-6:45 pm
1 stop5h 30m
$303
Quickest round-trip
SeattleYellowknife
SEA Seattle/Tacoma Intl - YZF Yellowknife
SEAYZF
Seattle/Tacoma Intl
Fri 11/6
10:10 am-6:19 pm
1 stop6h 09m
Yellowknife
Wed 11/11
5:05 am-8:27 am
1 stop5h 22m
$325
SeattleYellowknife
SEA Seattle/Tacoma Intl - YZF Yellowknife
SEAYZF
Seattle/Tacoma Intl
Thu 12/10
10:10 am-6:19 pm
1 stop6h 09m
Yellowknife
Mon 12/14
5:05 am-8:27 am
1 stop5h 22m
$363
SeattleYellowknife
SEA Seattle/Tacoma Intl - YZF Yellowknife
SEAYZF
Seattle/Tacoma Intl
Sun 11/15
3:15 pm-12:05 am
2 stops6h 50m
Yellowknife
Tue 12/15
5:05 am-8:27 am
1 stop5h 22m
$363
SeattleYellowknife
SEA Seattle/Tacoma Intl - YZF Yellowknife
SEAYZF
Seattle/Tacoma Intl
Wed 10/28
3:15 pm-11:05 pm
2 stops6h 50m
Yellowknife
Sat 10/31
5:00 am-9:17 am
1 stop5h 17m
$363
SeattleYellowknife
SEA Seattle/Tacoma Intl - YZF Yellowknife
SEAYZF
Seattle/Tacoma Intl
Thu 1/21
3:15 pm-12:05 am
2 stops6h 50m
Yellowknife
Mon 1/25
5:05 am-8:27 am
1 stop5h 22m
$443
Cheapest one-way
SeattleYellowknife
SEA Seattle/Tacoma Intl - YZF Yellowknife
SEAYZF
Seattle/Tacoma Intl
Thu 12/10
3:15 pm-12:05 am
2 stops6h 50m
$146
SeattleYellowknife
SEA Seattle/Tacoma Intl - YZF Yellowknife
SEAYZF
Seattle/Tacoma Intl
Tue 1/26
3:15 pm-12:05 am
2 stops6h 50m
$179
SeattleYellowknife
SEA Seattle/Tacoma Intl - YZF Yellowknife
SEAYZF
Seattle/Tacoma Intl
Thu 10/1
5:40 am-10:00 pm
2 stops15h 20m
$199
Quickest one-way
SeattleYellowknife
SEA Seattle/Tacoma Intl - YZF Yellowknife
SEAYZF
Seattle/Tacoma Intl
Fri 1/29
10:10 am-6:19 pm
1 stop6h 09m
$204
Showing 1-10 of 15 resultsSorted by cheapest first
- Most accurate provider: When it comes to deals on Seattle-Yellowknife flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Seattle-Yellowknife flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Seattle-Yellowknife flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Seattle-Yellowknife flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Seattle-Yellowknife flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Seattle to Yellowknife
Have a flexible travel schedule? Discover the best time to fly to Yellowknife from Seattle with our price prediction graph.
SEA-YZF
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.
Reviews of airlines servicing Yellowknife
Get insights into the airlines that provide service to Yellowknife. 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 Yellowknife. Reviews last updated August 19, 2026.
Read through reviews of airlines operating flights from Seattle to Yellowknife, such as Air Canada. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Boarding
7.3
Food
6.3
Overall
7.1
Entertainment
6.8
Crew
7.8
Comfort
7.1
Reviews
1 / 20
6.0
GoodAnonymous,Aug 2026
PDX - YVR
Boarding
7.3
Food
6.3
Overall
7.1
Entertainment
6.8
Crew
7.8
Comfort
7.1
Reviews
1 / 20
6.0
GoodAnonymous,Aug 2026
PDX - YVR
Related info for your journey
Find useful and relevant information for your journey from Seattle to Yellowknife. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Seattle and Yellowknife flights
Browse other Seattle and Yellowknife flight options. Last updated on August 19, 2026.
Other flights from Seattle
Browse through other flights departing from Seattle. Flights are based on user searches made on Cheapflights and were last updated on August 19, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top airline flying from Seattle to Yellowknife
Discover the top airline that operate flights from Seattle to Yellowknife. 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 August 19, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$271 | Average$581 | FlexibilityNo cancel fee | On-time67% |