Find flights
When to book
FAQs

Cheap flights from Seattle to Yellowknife from C$ 427

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 5/5. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — YZF
11 May — 18 May1
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 11 April 2026.

Tue 5/57:35 p.m.
SEA
-
YZF
1 stop16h 50m
WestJet
Fri 8/56:45 a.m.
YZF
-
SEA
1 stop27h 55m
WestJet
Deal found 8/4C$ 427
Thu 28/57:35 p.m.
SEA
-
YZF
1 stop24h 55m
WestJet
Sat 30/52:15 p.m.
YZF
-
SEA
1 stop5h 30m
WestJet
Deal found 10/4C$ 430
Wed 27/57:35 p.m.
SEA
-
YZF
2 stops18h 05m
WestJet
Sun 31/52:15 p.m.
YZF
-
SEA
1 stop5h 30m
WestJet
Deal found 6/4C$ 458
Mon 27/43:40 p.m.
SEA
-
YZF
1 stop7h 26m
Air Canada
Wed 29/45:35 a.m.
YZF
-
SEA
1 stop5h 03m
Air Canada
Deal found 7/4C$ 472
Sun 24/55:50 a.m.
SEA
-
YZF
2 stops15h 07m
Air Canada
Sun 31/55:50 p.m.
YZF
-
SEA
1 stop5h 50m
Air Canada
Deal found 9/4C$ 508

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 11 April 2026.

Round-trip from

C$ 427
WestJet
  • WestJet
  • 5/5-8/5
  • 2 total stops
  • 44h 45m 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 11 April 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

Thu 28/5

7:35 p.m.-9:30 p.m.

1 stop24h 55m

Yellowknife

Sat 30/5

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

1 stop5h 30m

C$ 430

SeattleYellowknife

SEA - YZF

SEAYZF

Seattle/Tacoma Intl

Wed 27/5

7:35 p.m.-1:25 p.m.

1 stop16h 50m

Yellowknife

Sun 31/5

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

1 stop5h 30m

C$ 463
Quickest round-trip

SeattleYellowknife

SEA - YZF

SEAYZF

Seattle/Tacoma Intl

Mon 27/4

3:40 p.m.-12:06 a.m.

1 stop7h 26m

Yellowknife

Wed 29/4

5:35 a.m.-9:38 a.m.

1 stop5h 03m

C$ 472

SeattleYellowknife

SEA - YZF

SEAYZF

Seattle/Tacoma Intl

Sat 16/5

5:50 a.m.-9:57 p.m.

2 stops15h 07m

Yellowknife

Tue 19/5

7:00 a.m.-2:20 p.m.

2 stops8h 20m

C$ 498

SeattleYellowknife

SEA - YZF

SEAYZF

Seattle/Tacoma Intl

Thu 28/5

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

1 stop10h 00m

Yellowknife

Fri 29/5

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

1 stop5h 30m

C$ 514

SeattleYellowknife

SEA - YZF

SEAYZF

Seattle/Tacoma Intl

Thu 28/5

5:50 a.m.-9:57 p.m.

2 stops15h 07m

Yellowknife

Fri 29/5

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

2 stops12h 30m

C$ 524

SeattleYellowknife

SEA - YZF

SEAYZF

Seattle/Tacoma Intl

Sun 24/5

5:50 a.m.-9:57 p.m.

2 stops15h 07m

Yellowknife

Sun 31/5

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

2 stops12h 30m

C$ 534

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/4

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 7h 26m. Fly via WestJet or Air Canada 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.