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Yellowknife

$80+ 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 12/12. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — YZF
Oct 15 — Oct 221
Wed 10/15
Wed 10/22
1 adult, Economy
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Cheap 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 September 15, 2025.

Round-trip from

$200
(ezTravel 易遊網)

One-way from

$80
(Trip.com)

Popular in

November

Cheapest in

June

Average price

$331
From Seattle/Tacoma Intl to Yellowknife
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One-way flight from Seattle/Tacoma Intl to Yellowknife
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Highest demand for flights based on searches. 28% potential increase in price ($191 potential increase over avg. RT price).
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Cheapest flight prices on average. 10% potential price decrease ($47 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Seattle to Yellowknife

Cheapest flights from Seattle to Yellowknife
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 September 15, 2025.

This Mytrip deal was found by Cheapflights users on 9/12. 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.
Tue 10/72:05 pmSEA - YZF
1 stop6h 56mMultiple Airlines
Sun 10/126:35 pmYZF - SEA
1 stop4h 56mMultiple Airlines
Deal found 9/12$178
This ezTravel 易遊網 deal was found by Cheapflights users on 9/14. 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 ezTravel 易遊網 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/83:40 pmSEA - YZF
1 stop7h 29mMultiple Airlines
Sat 12/132:25 pmYZF - SEA
1 stop24h 55mMultiple Airlines
Deal found 9/14$200
This Trip.com deal was found by Cheapflights users on 9/12. 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 11/223:20 pmSEA - YZF
1 stop21h 20mWestJet
Sat 11/292:25 pmYZF - SEA
1 stop24h 55mWestJet
Deal found 9/12$206
This Air Canada deal was found by Cheapflights users on 9/14. 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.
Wed 10/2910:05 amSEA - YZF
1 stop5h 39mAir Canada
Wed 11/55:30 pmYZF - SEA
1 stop5h 36mAir Canada
Deal found 9/14$228
This Gotogate deal was found by Cheapflights users on 9/14. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/810:05 amSEA - YZF
1 stop13h 04mAir Canada
Sat 12/137:00 amYZF - SEA
2 stops8h 31mAir Canada
Deal found 9/14$232
This Air Canada deal was found by Cheapflights users on 9/13. 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 10/212:55 pmSEA - YZF
1 stop8h 31mAir Canada
Tue 10/285:30 pmYZF - SEA
1 stop5h 36mAir Canada
Deal found 9/13$236
This Kiwi.com deal was found by Cheapflights users on 9/12. 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.
Tue 10/77:05 amSEA - YZF
1 stop5h 08mWestJet
Sun 10/123:01 pmYZF - SEA
2 stops30h 28mWestJet
Deal found 9/12$292
This United Airlines deal was found by Cheapflights users on 9/12. 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 10/283:40 pmSEA - YZF
1 stop7h 29mUnited Airlines
Tue 11/45:25 amYZF - SEA
3 stops16h 26mUnited Airlines
Deal found 9/12$318
This United Airlines deal was found by Cheapflights users on 9/14. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2912:41 pmSEA - YZF
3 stops27h 03mUnited Airlines
Wed 11/55:25 amYZF - SEA
3 stops16h 48mUnited Airlines
Deal found 9/14$322

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 2,558,603 searches. Data last updated September 15, 2025.
Use the filters below to find and compare flights from Seattle to Yellowknife that are best for you.

Fly from

Seattle

Fly to

Yellowknife

Route

Depart

Return

Price

SeattleYellowknife

SEA - YZF

SEAYZF

Seattle/Tacoma Intl

Tue 10/7

2:05 pm-10:01 pm

1 stop6h 56m

Yellowknife

Sun 10/12

6:35 pm-10:31 pm

1 stop4h 56m

$178

SeattleYellowknife

SEA - YZF

SEAYZF

Seattle/Tacoma Intl

Mon 12/8

3:40 pm-12:09 am

1 stop7h 29m

Yellowknife

Sat 12/13

2:25 pm-2:20 pm

1 stop24h 55m

$200

SeattleYellowknife

SEA - YZF

SEAYZF

Seattle/Tacoma Intl

Sat 11/22

3:20 pm-1:40 pm

1 stop21h 20m

Yellowknife

Sat 11/29

2:25 pm-2:20 pm

1 stop24h 55m

$206

SeattleYellowknife

SEA - YZF

SEAYZF

Seattle/Tacoma Intl

Wed 10/29

10:05 am-4:44 pm

1 stop5h 39m

Yellowknife

Wed 11/5

5:30 pm-10:06 pm

1 stop5h 36m

$228

SeattleYellowknife

SEA - YZF

SEAYZF

Seattle/Tacoma Intl

Tue 10/28

3:40 pm-12:09 am

1 stop7h 29m

Yellowknife

Tue 11/4

7:00 am-2:31 pm

2 stops8h 31m

$228

SeattleYellowknife

SEA - YZF

SEAYZF

Seattle/Tacoma Intl

Tue 10/21

10:00 am-12:26 am

1 stop13h 26m

Yellowknife

Tue 10/28

7:00 am-2:31 pm

2 stops8h 31m

$236

SeattleYellowknife

SEA - YZF

SEAYZF

Seattle/Tacoma Intl

Mon 12/8

8:00 pm-8:57 pm

2 stops23h 57m

Yellowknife

Sat 12/13

7:00 am-2:31 pm

2 stops8h 31m

$255

SeattleYellowknife

SEA - YZF

SEAYZF

Seattle/Tacoma Intl

Fri 12/12

3:10 pm-10:48 pm

1 stop6h 38m

$80

SeattleYellowknife

SEA - YZF

SEAYZF

Seattle/Tacoma Intl

Wed 9/17

2:55 pm-12:26 am

1 stop8h 31m

$1,014

SeattleYellowknife

SEA - YZF

SEAYZF

Seattle/Tacoma Intl

Wed 9/17

10:55 pm-10:01 pm

3 stops46h 06m

$2,088

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/11

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.
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 Seattle to Yellowknife

What is the cheapest time of day to fly from SEA to YZF?

Find hourly flight availability from Seattle to Yellowknife. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 15, 2025.

Unlike at noon, when flights are generally more expensive, you can save up to 35% on flights from Seattle to Yellowknife by exploring options for tickets in the afternoon.

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 September 15, 2025.
Read through reviews of airlines operating flights from Seattle to Yellowknife, such as WestJet and Air Canada. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
WestJet
7.2
Good
3,091 reviews

Entertainment

6.1

Crew

7.9

Comfort

7.1

Overall

7.2

Food

6.2

Boarding

7.4

Reviews

1 / 20
6.0
Good

Roger,Jun 2025

MSP - YXE

Everything was good except the actual equipment. The aircraft was old and definitely showed its age, as far the interior cabin was concerned. WestJet definitely needs tio update the interior.
WestJet
7.2
Good
3,091 reviews
WestJet
7.2
Good
3,091 reviews

Entertainment

6.1

Crew

7.9

Comfort

7.1

Overall

7.2

Food

6.2

Boarding

7.4

Reviews

1 / 20
6.0
Good

Roger,Jun 2025

MSP - YXE

Everything was good except the actual equipment. The aircraft was old and definitely showed its age, as far the interior cabin was concerned. WestJet definitely needs tio update the interior.
Air Canada
7.1
Good
10,000 reviews
WestJet
7.2
Good
3,091 reviews

Entertainment

6.1

Crew

7.9

Comfort

7.1

Overall

7.2

Food

6.2

Boarding

7.4

Reviews

1 / 20
6.0
Good

Roger,Jun 2025

MSP - YXE

Everything was good except the actual equipment. The aircraft was old and definitely showed its age, as far the interior cabin was concerned. WestJet definitely needs tio update the interior.

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.

  • How long is the flight from Seattle to Yellowknife?

    Airlines like WestJet and Air Canada fly from Seattle to Yellowknife in about 5h 39m. The time it takes to get you to your destination can typically vary by up to 15h 41m. The distance from Seattle to Yellowknife is about 1081 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from Seattle to Yellowknife round-trip?

    According to our current data, WestJet ($197), and Air Canada ($352) offers the cheapest pricing from Seattle to Yellowknife. Users have found that WestJet is 58% cheaper than the other options available to this destination.

  • Can I find deals for flights from Seattle to Yellowknife that include hotel bookings?

    Yes. In addition to deals on Seattle to Yellowknife flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Seattle to Yellowknife?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seattle to Yellowknife.

  • Can I find deals for business class flights from Seattle to Yellowknife?

    Yes. Cheapflights offers flight deals from Seattle to Yellowknife by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Seattle to Yellowknife

See prices for flight routes from nearby airports that may be better suited for you.
Portland to Yellowknife flights

Top 2 airlines flying from Seattle to Yellowknife

Discover the top 2 airlines 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 2,558,603 searches. Data last updated September 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapest$197Average$303FlexibilityNo cancel feeOn-time60%
Air CanadaCheapest$352Average$594FlexibilityNo cancel feeOn-time67%

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