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Cheap flights from Seattle to Yellowknife from C$ 409

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 29/4. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — YZF
15 Apr — 22 Apr1
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 16 March 2026.

Wed 29/410:30 a.m.
SEA
-
YZF
1 stop25h 55m
WestJet
Wed 6/52:15 p.m.
YZF
-
SEA
1 stop5h 30m
WestJet
Deal found 14/3C$ 409
Sat 18/43:40 p.m.
SEA
-
YZF
1 stop7h 26m
Air Canada
Sat 25/45:35 a.m.
YZF
-
SEA
1 stop5h 00m
Air Canada
Deal found 16/3C$ 432
Fri 10/43:40 p.m.
SEA
-
YZF
1 stop7h 26m
Air Canada
Fri 17/45:35 a.m.
YZF
-
SEA
1 stop5h 03m
Air Canada
Deal found 12/3C$ 434
Sat 2/55:40 a.m.
SEA
-
YZF
2 stops15h 17m
Air Canada
Mon 4/55:50 p.m.
YZF
-
SEA
1 stop5h 50m
Air Canada
Deal found 12/3C$ 457
Fri 10/43:10 p.m.
SEA
-
YZF
1 stop6h 44m
WestJet
Fri 17/44:35 p.m.
YZF
-
SEA
2 stops46h 44m
WestJet
Deal found 12/3C$ 476

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 16 March 2026.

Round-trip from

C$ 409
WestJet
  • WestJet
  • 29/4-6/5
  • 2 total stops
  • 31h 25m total
  • Seattle to Yellowknife
Search Deals

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 16 March 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

Price

Cheapest round-trip

SeattleYellowknife

SEA - YZF

SEAYZF

Seattle/Tacoma Intl

Sat 2/5

10:30 a.m.-9:57 p.m.

2 stops10h 27m

Yellowknife

Mon 4/5

5:50 p.m.-10:40 p.m.

1 stop5h 50m

C$ 460

SeattleYellowknife

SEA - YZF

SEAYZF

Seattle/Tacoma Intl

Fri 10/4

3:10 p.m.-10:54 p.m.

1 stop6h 44m

Yellowknife

Fri 17/4

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

2 stops46h 44m

C$ 476

SeattleYellowknife

SEA - YZF

SEAYZF

Seattle/Tacoma Intl

Thu 30/4

10:20 a.m.-9:57 p.m.

2 stops10h 37m

Yellowknife

Thu 7/5

7:00 a.m.-6:30 p.m.

2 stops12h 30m

C$ 497

SeattleYellowknife

SEA - YZF

SEAYZF

Seattle/Tacoma Intl

Wed 29/7

7:35 p.m.-2:40 p.m.

2 stops18h 05m

Yellowknife

Tue 11/8

2:15 p.m.-9:00 p.m.

1 stop7h 45m

C$ 586
Quickest round-trip

SeattleYellowknife

SEA - YZF

SEAYZF

Seattle/Tacoma Intl

Wed 29/7

3:00 p.m.-11:12 p.m.

1 stop7h 12m

Yellowknife

Tue 11/8

5:30 a.m.-9:52 a.m.

1 stop5h 22m

C$ 594

SeattleYellowknife

SEA - YZF

SEAYZF

Seattle/Tacoma Intl

Sat 2/5

10:30 a.m.-1:25 p.m.

1 stop25h 55m

Yellowknife

Mon 4/5

2:15 p.m.-6:45 p.m.

1 stop5h 30m

C$ 612

Flights are sorted by cheapest round-trip flights first.

Deals found on 14/3

Sorted by cheapest first

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 6h 44m. Fly via Air Canada or WestJet to get the fastest option. Seattle and Yellowknife are separated by a distance of 1740 km. This flight may include one or multiple stops.

  • 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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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

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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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