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Cheap flights from Seattle to Yellowknife from C$ 432

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 15/3. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — YZF
21 Jan — 28 Jan1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Seattle to Yellowknife

Enter your travel dates to find the best prices.

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 22 December 2025.

Thu 25/123:10 p.m.SEA - YZF
1 stop6h 50mWestJet
Sun 28/122:25 p.m.YZF - SEA
2 stops17h 55mWestJet
Deal found 21/12C$ 1,170
Thu 25/121:30 p.m.SEA - YZF
2 stops8h 30mWestJet
Mon 29/122:25 p.m.YZF - SEA
2 stops17h 55mWestJet
Deal found 21/12C$ 1,240
Wed 24/129:25 a.m.SEA - YZF
2 stops27h 15mWestJet
Sun 28/122:25 p.m.YZF - SEA
2 stops20h 39mWestJet
Deal found 21/12C$ 1,245
Wed 24/121:30 p.m.SEA - YZF
2 stops23h 10mWestJet
Mon 29/122:25 p.m.YZF - SEA
2 stops20h 39mWestJet
Deal found 21/12C$ 1,267
Tue 30/123:40 p.m.SEA - YZF
1 stop7h 29mAir Canada
Thu 1/17:00 a.m.YZF - SEA
2 stops27h 31mAir Canada
Deal found 21/12C$ 1,486
Thu 25/125:50 a.m.SEA - YZF
2 stops14h 07mAir Canada
Thu 1/17:00 a.m.YZF - SEA
2 stops27h 31mAir Canada
Deal found 21/12C$ 1,598
Thu 25/123:10 p.m.SEA - YZF
1 stop6h 50mMultiple Airlines
Sat 3/12:25 p.m.YZF - SEA
2 stops44h 46mMultiple Airlines
Deal found 21/12C$ 1,631

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 22 December 2025.

Round-trip from

C$ 498

One-way from

C$ 432

Popular in

December

Cheapest in

June

Average price

C$ 979
WestJet
  • WestJet
  • 18/1-24/1
  • 2 total stops
  • 25h 28m total
  • Seattle to Yellowknife
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WestJet
  • WestJet
  • 15/3
  • 2 total stops
  • 19h 15m total
  • Seattle to Yellowknife
Search Deals
Highest demand for flights based on searches. 25% potential increase in price (C$ 277 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease (C$ 54 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
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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 629,999 searches. Data last updated 22 December 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

Sun 18/1

11:05 p.m.-4:55 p.m.

1 stop16h 50m

Yellowknife

Sat 24/1

7:00 a.m.-2:38 p.m.

1 stop8h 38m

C$ 498

SeattleYellowknife

SEA - YZF

SEAYZF

Seattle/Tacoma Intl

Thu 5/3

3:10 p.m.-1:37 p.m.

1 stop21h 27m

Yellowknife

Mon 9/3

4:35 p.m.-2:19 p.m.

2 stops22h 44m

C$ 593

SeattleYellowknife

SEA - YZF

SEAYZF

Seattle/Tacoma Intl

Sun 18/1

7:45 p.m.-1:40 p.m.

2 stops16h 55m

Yellowknife

Sat 24/1

7:00 a.m.-2:38 p.m.

1 stop8h 38m

C$ 666

SeattleYellowknife

SEA - YZF

SEAYZF

Seattle/Tacoma Intl

Tue 6/1

5:12 p.m.-12:09 a.m.

2 stops29h 57m

Yellowknife

Sat 10/1

5:25 a.m.-11:41 a.m.

2 stops31h 16m

C$ 764

SeattleYellowknife

SEA - YZF

SEAYZF

Seattle/Tacoma Intl

Tue 6/1

3:40 p.m.-12:09 a.m.

1 stop7h 29m

Yellowknife

Sat 10/1

7:00 a.m.-10:06 p.m.

2 stops16h 06m

C$ 805

SeattleYellowknife

SEA - YZF

SEAYZF

Seattle/Tacoma Intl

Sun 15/3

9:37 a.m.-4:00 p.m.

2 stops29h 23m

C$ 432

SeattleYellowknife

SEA - YZF

SEAYZF

Seattle/Tacoma Intl

Fri 13/2

11:55 a.m.-1:37 p.m.

2 stops24h 42m

C$ 441

SeattleYellowknife

SEA - YZF

SEAYZF

Seattle/Tacoma Intl

Sat 14/2

7:53 p.m.-1:37 p.m.

2 stops16h 44m

C$ 487

SeattleYellowknife

SEA - YZF

SEAYZF

Seattle/Tacoma Intl

Sat 14/2

11:08 p.m.-9:55 a.m.

3 stops33h 47m

C$ 527

Flights are sorted by cheapest round-trip flights first.

Deals found on 20/12

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.

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?

    There are many flights that can get you from Seattle to Yellowknife in 21h 27m. Fly via WestJet to get the fastest option. Seattle and Yellowknife are separated by a distance of 1740 km.

  • 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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Complete your trip

Complete your trip to Yellowknife by adding a car rental and/or hotel reservation to your travel itinerary.
Yellowknife car rentals
Inuvik car rentals

Fly with Cheapflights

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How does Cheapflights help users find flights from Seattle to Yellowknife?

Deals for Seattle to Yellowknife flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Seattle to Yellowknife?

Cheapflights helps you find that perfect flight to Yellowknife from Seattle by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Seattle to Yellowknife with no change fees?

Yes, we can. To see specific flights from Seattle to Yellowknife with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Seattle to Yellowknife become cheaper?

Yes! Start tracking prices for Seattle to Yellowknife flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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