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Yellowknife

$193+ 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 3/15. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — YZF
Mar 8 — Mar 151
Sun 3/8
Sun 3/15
1 adult, Economy
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Cheap 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 February 6, 2026.

This Air Canada deal was found by Cheapflights users on 2/4. 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 4/53:40 pm
SEA
-
YZF
1 stop7h 26m
Air Canada
Wed 4/85:30 pm
YZF
-
SEA
1 stop6h 20m
Air Canada
Deal found 2/4$303
This United Airlines deal was found by Cheapflights users on 2/6. 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.
Sun 3/155:50 am
SEA
-
YZF
1 stop9h 54m
United Airlines
Thu 3/195:25 am
YZF
-
SEA
1 stop14h 51m
United Airlines
Deal found 2/6$422
This Air Canada deal was found by Cheapflights users on 2/4. 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 3/263:40 pm
SEA
-
YZF
1 stop7h 29m
Air Canada
Sun 3/297:00 am
YZF
-
SEA
2 stops9h 03m
Air Canada
Deal found 2/4$563
This United Airlines deal was found by Cheapflights users on 2/3. 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.
Sun 4/57:05 pm
SEA
-
YZF
2 stops20h 36m
United Airlines
Wed 4/85:35 am
YZF
-
SEA
2 stops15h 10m
United Airlines
Deal found 2/3$586
This Priceline deal was found by Cheapflights users on 2/4. 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.
Thu 3/263:10 pm
SEA
-
YZF
1 stop6h 44m
WestJet
Sun 3/297:00 am
YZF
-
SEA
1 stop8h 19m
WestJet
Deal found 2/4$611

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 February 6, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$303
(Air Canada)

One-way from

$193
(United Airlines)

Popular in

December

Cheapest in

June

Average price

$580
Provider with most accurate pricing for Seattle/Tacoma Intl-Yellowknife flight deals.
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Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Yellowknife flights.
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From Seattle/Tacoma Intl to Yellowknife
Search Deals
One-way flight from Seattle/Tacoma Intl to Yellowknife
Search Deals
Highest demand for flights based on searches. 24% potential increase in price ($143 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease ($32 potential savings vs. average RT price).
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Average for round-trip flights in February 2026
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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 February 6, 2026.
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

Sun 4/5

3:40 pm-12:06 am

1 stop7h 26m

Yellowknife

Wed 4/8

5:30 pm-10:50 pm

1 stop6h 20m

$303

SeattleYellowknife

SEA - YZF

SEAYZF

Seattle/Tacoma Intl

Sun 3/15

5:50 am-4:44 pm

1 stop9h 54m

Yellowknife

Thu 3/19

5:25 am-7:16 pm

1 stop14h 51m

$422

SeattleYellowknife

SEA - YZF

SEAYZF

Seattle/Tacoma Intl

Sun 4/5

7:05 pm-4:41 pm

2 stops20h 36m

Yellowknife

Wed 4/8

5:35 am-7:45 pm

2 stops15h 10m

$586

SeattleYellowknife

SEA - YZF

SEAYZF

Seattle/Tacoma Intl

Sun 3/15

5:50 am-4:44 pm

1 stop9h 54m

$193

SeattleYellowknife

SEA - YZF

SEAYZF

Seattle/Tacoma Intl

Sun 3/15

5:40 pm-1:37 pm

2 stops18h 57m

$341

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/6

  • 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.
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 February 6, 2026.
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
3,255 reviews

Boarding

7.4

Overall

7.2

Comfort

7.0

Food

6.2

Entertainment

6.1

Crew

7.9

Reviews

1 / 20
4.0
Okay

Josh,Nov 2025

LAS - YEG

Very cramped seats, incredibly poor customer service when arriving at the airport.
WestJet
7.2
Good
3,255 reviews
WestJet
7.2
Good
3,255 reviews

Boarding

7.4

Overall

7.2

Comfort

7.0

Food

6.2

Entertainment

6.1

Crew

7.9

Reviews

1 / 20
4.0
Okay

Josh,Nov 2025

LAS - YEG

Very cramped seats, incredibly poor customer service when arriving at the airport.
Air Canada
7.1
Good
10,697 reviews
WestJet
7.2
Good
3,255 reviews

Boarding

7.4

Overall

7.2

Comfort

7.0

Food

6.2

Entertainment

6.1

Crew

7.9

Reviews

1 / 20
4.0
Okay

Josh,Nov 2025

LAS - YEG

Very cramped seats, incredibly poor customer service when arriving at the airport.

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 Air Canada fly from Seattle to Yellowknife in about 7h 26m. The time it takes to get you to your destination can typically vary by up to . The distance from Seattle to Yellowknife is about 1081 mi.

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

    According to our current data, WestJet ($175), and Air Canada ($271) offers the cheapest pricing from Seattle to Yellowknife. Users have found that WestJet is 60% 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

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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 February 6, 2026.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapest$175Average$284FlexibilityNo cancel feeOn-time60%
Air CanadaCheapest$271Average$581FlexibilityNo cancel feeOn-time67%

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