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Cheap flights from Seattle to Yellowknife from C$ 227

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 4/12. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — YZF
19 Nov — 26 Nov1
1 adult
1 adult, Economy

Find 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 20 October 2025.

Tue 2/123:10 p.m.SEA - YZF
1 stop21h 30mWestJet
Tue 9/122:25 p.m.YZF - SEA
1 stop24h 55mWestJet
Deal found 18/10C$ 492
Tue 2/127:54 p.m.SEA - YZF
2 stops16h 46mMultiple Airlines
Tue 9/122:25 p.m.YZF - SEA
1 stop24h 55mMultiple Airlines
Deal found 18/10C$ 507
Mon 8/123:40 p.m.SEA - YZF
1 stop7h 29mAir Canada
Fri 12/125:25 a.m.YZF - SEA
1 stop5h 06mAir Canada
Deal found 19/10C$ 521
Tue 2/125:50 a.m.SEA - YZF
2 stops14h 07mAir Canada
Tue 9/127:00 a.m.YZF - SEA
2 stops8h 31mAir Canada
Deal found 18/10C$ 558
Mon 8/125:00 a.m.SEA - YZF
2 stops18h 09mUnited Airlines
Fri 12/125:25 a.m.YZF - SEA
3 stops18h 50mUnited Airlines
Deal found 18/10C$ 680
Sun 21/123:10 p.m.SEA - YZF
2 stops23h 54mWestJet
Wed 24/122:25 p.m.YZF - SEA
2 stops18h 03mWestJet
Deal found 18/10C$ 800
Sat 27/1211:10 p.m.SEA - YZF
1 stop17h 05mMultiple Airlines
Wed 31/122:25 p.m.YZF - SEA
2 stops18h 03mMultiple Airlines
Deal found 17/10C$ 834
Mon 22/127:45 p.m.SEA - YZF
2 stops16h 55mWestJet
Sun 28/127:00 a.m.YZF - SEA
1 stop8h 20mWestJet
Deal found 17/10C$ 868

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 20 October 2025.

Round-trip from

C$ 381

One-way from

C$ 227

Popular in

November

Cheapest in

September

Average price

C$ 516
Air Canada
  • Air Canada
  • 28/2-3/3
  • 4 total stops
  • 18h 53m total
  • Seattle to Yellowknife
Search Deals
4/12
  • 4/12
  • 2 total stops
  • 19h 10m total
  • Seattle to Yellowknife
Search Deals
Highest demand for flights based on searches. 29% potential increase in price (C$ 388 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 11% potential price decrease (C$ 93 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 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 20 October 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

Fri 9/1

3:10 p.m.-10:48 p.m.

1 stop6h 38m

Yellowknife

Tue 13/1

2:25 p.m.-7:52 p.m.

1 stop6h 27m

C$ 519

SeattleYellowknife

SEA - YZF

SEAYZF

Seattle/Tacoma Intl

Mon 8/12

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

1 stop7h 29m

Yellowknife

Fri 12/12

5:25 a.m.-9:31 a.m.

1 stop5h 06m

C$ 521

SeattleYellowknife

SEA - YZF

SEAYZF

Seattle/Tacoma Intl

Fri 16/1

3:40 p.m.-8:57 p.m.

2 stops28h 17m

Yellowknife

Sun 18/1

7:00 a.m.-2:31 p.m.

2 stops8h 31m

C$ 663

SeattleYellowknife

SEA - YZF

SEAYZF

Seattle/Tacoma Intl

Mon 8/12

5:00 a.m.-12:09 a.m.

2 stops18h 09m

Yellowknife

Fri 12/12

5:25 a.m.-11:15 p.m.

3 stops18h 50m

C$ 680

SeattleYellowknife

SEA - YZF

SEAYZF

Seattle/Tacoma Intl

Sat 28/2

10:05 a.m.-8:57 p.m.

2 stops9h 52m

Yellowknife

Tue 3/3

5:30 p.m.-10:06 p.m.

1 stop5h 36m

C$ 746

SeattleYellowknife

SEA - YZF

SEAYZF

Seattle/Tacoma Intl

Mon 8/12

11:55 a.m.-1:40 p.m.

3 stops24h 45m

Yellowknife

Fri 12/12

2:25 p.m.-10:22 a.m.

3 stops20h 57m

C$ 870

SeattleYellowknife

SEA - YZF

SEAYZF

Seattle/Tacoma Intl

Sun 15/3

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

1 stop7h 29m

Yellowknife

Thu 19/3

5:25 a.m.-11:04 p.m.

2 stops18h 39m

C$ 872

SeattleYellowknife

SEA - YZF

SEAYZF

Seattle/Tacoma Intl

Thu 4/12

7:54 p.m.-4:04 p.m.

2 stops19h 10m

C$ 227

SeattleYellowknife

SEA - YZF

SEAYZF

Seattle/Tacoma Intl

Mon 3/11

7:00 a.m.-12:09 a.m.

2 stops16h 09m

C$ 325

SeattleYellowknife

SEA - YZF

SEAYZF

Seattle/Tacoma Intl

Fri 2/1

3:10 p.m.-1:40 p.m.

1 stop21h 30m

C$ 404

Flights are sorted by cheapest round-trip flights first.

Deals found on 19/10

Showing 1-10 of 15 results
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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 7h 29m. Fly via Air Canada or United Airlines 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

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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