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Cheap flights from Seattle to Yellowknife from $105

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Yellowknife departing on 1/30. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Seattle to Yellowknife

Cheap round-trip flights

Enter your travel dates to find the best prices.
WestJet Logo
3:10 pm - 1:37 pmSEA-YZF
21h 27m1 stop
WestJet Logo
2:25 pm - 2:19 pmYZF-SEA
24h 54m1 stop
$243WestJet
Find Deal
Thu, Apr 16 - Mon, Apr 20
Air Canada Logo
10:05 am - 8:57 pmSEA-YZF
9h 52m2 stops
Air Canada Logo
5:25 am - 9:31 amYZF-SEA
5h 06m1 stop
$250Air Canada
Find Deal
Fri, Jan 9 - Fri, Jan 16
Air Canada Logo
3:40 pm - 12:09 amSEA-YZF
7h 29m1 stop
Air Canada Logo
5:25 am - 9:31 amYZF-SEA
5h 06m1 stop
$253Air Canada
Find Deal
Fri, Jan 9 - Fri, Jan 16
Air Canada Logo
3:40 pm - 12:09 amSEA-YZF
7h 29m1 stop
Air Canada Logo
5:30 pm - 10:06 pmYZF-SEA
5h 36m1 stop
$272Air Canada
Find Deal
Mon, Jan 12 - Wed, Jan 14
Air Canada Logo
3:40 pm - 12:09 amSEA-YZF
7h 29m1 stop
Air Canada Logo
7:00 am - 7:16 pmYZF-SEA
13h 16m2 stops
$290Air Canada
Find Deal
Mon, Jan 26 - Sat, Jan 31
WestJet Logo
3:10 pm - 10:48 pmSEA-YZF
6h 38m1 stop
WestJet Logo
4:35 pm - 10:23 amYZF-SEA
18h 48m3 stops
$315WestJet
Find Deal
Fri, Jan 9 - Fri, Jan 16
Multiple Airlines Logo
9:35 am - 4:55 pmSEA-YZF
6h 20m1 stop
Multiple Airlines Logo
7:00 am - 2:19 pmYZF-SEA
8h 19m1 stop
$336Multiple Airlines
Find Deal
Mon, Feb 2 - Fri, Feb 6
United Airlines Logo
3:40 pm - 12:09 amSEA-YZF
7h 29m1 stop
United Airlines Logo
5:25 am - 9:12 pmYZF-SEA
16h 47m3 stops
$362United Airlines
Find Deal
Mon, Jan 26 - Sat, Jan 31
United Airlines Logo
8:40 am - 12:09 amSEA-YZF
14h 29m2 stops
United Airlines Logo
5:25 am - 9:12 pmYZF-SEA
16h 47m3 stops
$366United Airlines
Find Deal
Mon, Jan 26 - Sat, Jan 31
Multiple Airlines Logo
9:35 am - 4:55 pmSEA-YZF
6h 20m1 stop
Multiple Airlines Logo
2:25 pm - 2:19 pmYZF-SEA
24h 54m1 stop
$384Multiple Airlines
Find Deal
Mon, Feb 2 - Sat, Feb 7

Air Canada flights from Seattle to Yellowknife

Our best Air Canada deals on Seattle to Yellowknife flight tickets
Air Canada
Jan 9
SEA10:05 amSeattle/Tacoma Intl
9h 52m
2 stops
YZF8:57 pmYellowknife
Jan 16
YZF5:25 amYellowknife
5h 06m
1 stop
SEA9:31 amSeattle/Tacoma Intl
$250
Find similar
Air Canada
Jan 9
SEA3:40 pmSeattle/Tacoma Intl
7h 29m
1 stop
YZF12:09 amYellowknife
Jan 16
YZF5:25 amYellowknife
5h 06m
1 stop
SEA9:31 amSeattle/Tacoma Intl
$253
Find similar
Air Canada
Jan 12
SEA3:40 pmSeattle/Tacoma Intl
7h 29m
1 stop
YZF12:09 amYellowknife
Jan 14
YZF5:25 amYellowknife
5h 06m
1 stop
SEA9:31 amSeattle/Tacoma Intl
$272
Find similar

WestJet flights from Seattle to Yellowknife

Our best WestJet deals on Seattle to Yellowknife flight tickets
WestJet
Apr 16
SEA3:10 pmSeattle/Tacoma Intl
21h 27m
1 stop
YZF1:37 pmYellowknife
Apr 20
YZF2:25 pmYellowknife
24h 54m
1 stop
SEA2:19 pmSeattle/Tacoma Intl
$243
Find similar
WestJet
Jan 9
SEA3:10 pmSeattle/Tacoma Intl
6h 38m
1 stop
YZF10:48 pmYellowknife
Jan 16
YZF4:35 pmYellowknife
18h 48m
3 stops
SEA10:23 amSeattle/Tacoma Intl
$315
Find similar
WestJet
Feb 25
SEA3:10 pmSeattle/Tacoma Intl
47h 40m
2 stops
YZF3:50 pmYellowknife
Feb 28
YZF2:25 pmYellowknife
24h 54m
1 stop
SEA2:19 pmSeattle/Tacoma Intl
$349
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated November 25, 2025.
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

SeattleYellowknife

SEA - YZF

SEAYZF

Seattle/Tacoma Intl

Thu 4/16

3:10 pm-1:37 pm

1 stop21h 27m

Yellowknife

Mon 4/20

2:25 pm-2:19 pm

1 stop24h 54m

$243

SeattleYellowknife

SEA - YZF

SEAYZF

Seattle/Tacoma Intl

Fri 1/9

10:05 am-8:57 pm

2 stops9h 52m

Yellowknife

Fri 1/16

5:25 am-9:31 am

1 stop5h 06m

$250

SeattleYellowknife

SEA - YZF

SEAYZF

Seattle/Tacoma Intl

Fri 1/9

3:40 pm-12:09 am

1 stop7h 29m

Yellowknife

Fri 1/16

5:25 am-9:31 am

1 stop5h 06m

$253

SeattleYellowknife

SEA - YZF

SEAYZF

Seattle/Tacoma Intl

Mon 1/12

3:40 pm-12:09 am

1 stop7h 29m

Yellowknife

Wed 1/14

5:30 pm-10:06 pm

1 stop5h 36m

$272

SeattleYellowknife

SEA - YZF

SEAYZF

Seattle/Tacoma Intl

Mon 1/26

3:40 pm-12:09 am

1 stop7h 29m

Yellowknife

Sat 1/31

7:00 am-7:16 pm

2 stops13h 16m

$290

SeattleYellowknife

SEA - YZF

SEAYZF

Seattle/Tacoma Intl

Fri 1/9

3:10 pm-10:48 pm

1 stop6h 38m

Yellowknife

Fri 1/16

4:35 pm-10:23 am

3 stops18h 48m

$315

SeattleYellowknife

SEA - YZF

SEAYZF

Seattle/Tacoma Intl

Mon 2/2

9:35 am-4:55 pm

1 stop6h 20m

Yellowknife

Fri 2/6

7:00 am-2:19 pm

1 stop8h 19m

$336

SeattleYellowknife

SEA - YZF

SEAYZF

Seattle/Tacoma Intl

Mon 1/26

3:40 pm-12:09 am

1 stop7h 29m

Yellowknife

Sat 1/31

5:25 am-9:12 pm

3 stops16h 47m

$362

SeattleYellowknife

SEA - YZF

SEAYZF

Seattle/Tacoma Intl

Mon 1/26

8:40 am-12:09 am

2 stops14h 29m

Yellowknife

Sat 1/31

5:25 am-9:12 pm

3 stops16h 47m

$366

SeattleYellowknife

SEA - YZF

SEAYZF

Seattle/Tacoma Intl

Mon 2/2

9:35 am-4:55 pm

1 stop6h 20m

Yellowknife

Sat 2/7

2:25 pm-2:19 pm

1 stop24h 54m

$384

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Yellowknife from

How to get the cheapest flight ticket from Seattle to Yellowknife

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Yellowknife?

The cheapest day to depart from Seattle to Yellowknife is on a Sunday when prices can be found for as low as $326. Be sure to avoid booking your departure on a Monday as prices are generally higher than usual. According to our data, the average ticket price to Yellowknife on Monday is $564.

What is the cheapest time of day to depart on your flight to Yellowknife?

The cheapest time of day to fly to Yellowknife is in the afternoon when flights can be purchased for as low as $370. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $569 on average. Flights to Yellowknife from Seattle at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

When to book flights from Seattle to Yellowknife

Are you open to changing your travel dates? Check out the ideal times to fly from Seattle to Yellowknife according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Seattle to Yellowknife (SEA to YZF) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to Yellowknife

Fastest flight time

6h 32m

Direct flights

None
The fastest flight from Seattle to Yellowknife takes 6h 32m
There are no direct flights from Seattle to Yellowknife. There are no popular flight routes from Seattle to Yellowknife.
Search flight deals

  • How far is Seattle/Tacoma Intl to Yellowknife by plane?

    Seattle/Tacoma Intl and Yellowknife are 1070.2 mi apart from one another. A reasonable flight in good conditions will take 6h 20m.

  • When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Yellowknife Airport?

    Prices for flights from Seattle/Tacoma Intl Airport to Yellowknife Airport are updated daily.

  • How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Yellowknife Airport?

  • How old do you have to be to fly from Seattle/Tacoma Intl Airport to Yellowknife Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Yellowknife Airport.

  • What documentation or ID do you need to fly to Yellowknife Airport?

    The travel and health documents you'll need for your trip to Yellowknife Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Yellowknife Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Seattle to Yellowknife?

Best airlines flying from Seattle to Yellowknife

Compare and see reviews for airlines that fly from Seattle to Yellowknife with momondo
Airline
Rating
Free Cancellation
Price
WestJetPriceFrom $175Free CancellationRating
7.2
3,173 reviews
Search WestJet flights
Air CanadaPriceFrom $426Free CancellationRating
7.1
10,476 reviews
Search Air Canada flights

Why use momondo?

Why should I use momondo to find a flight deal from Seattle to Yellowknife?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Yellowknife from Seattle.

Can I find flights from Seattle to Yellowknife with flexible booking policies on momondo?

All flight searches from Seattle to Yellowknife on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Seattle to Yellowknife?

momondo helps you find the best flight between Seattle and Yellowknife by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Seattle to Yellowknife right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Yellowknife, momondo offers a useful price alert feature which will track prices for flights to Yellowknife from Seattle and alert you when they change.

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