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Cheap flights from Seattle to Yellowknife from $118

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 2/8. 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.
Air Canada Logo
3:40 pm - 12:06 amSEA-YZF
7h 26m1 stop
Air Canada Logo
7:00 am - 2:16 pmYZF-SEA
8h 16m2 stops
$272Air Canada
Find Deal
Thu, Apr 30 - Mon, May 4
Air Canada Logo
10:10 am - 12:06 amSEA-YZF
12h 56m1 stop
Air Canada Logo
5:20 pm - 10:08 pmYZF-SEA
5h 48m1 stop
$290Air Canada
Find Deal
Mon, Apr 6 - Sun, Apr 12
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
$310Air Canada
Find Deal
Fri, Jan 2 - Fri, Jan 9
Air Canada Logo
8:00 pm - 8:42 pmSEA-YZF
23h 42m2 stops
Air Canada Logo
5:20 pm - 10:08 pmYZF-SEA
5h 48m1 stop
$317Air Canada
Find Deal
Mon, Apr 13 - Wed, Apr 22
Multiple Airlines Logo
8:32 am - 3:50 pmSEA-YZF
6h 18m1 stop
Multiple Airlines Logo
7:00 am - 2:34 pmYZF-SEA
8h 34m1 stop
$327Multiple Airlines
Find Deal
Mon, Feb 2 - Sat, Feb 7
Delta Logo
3:10 pm - 10:42 pmSEA-YZF
6h 32m1 stop
Delta Logo
2:00 pm - 8:28 pmYZF-SEA
7h 28m1 stop
$346Delta
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Thu, Apr 23 - Thu, Apr 30
Air Canada Logo
3:40 pm - 12:09 amSEA-YZF
7h 29m1 stop
Air Canada Logo
7:00 am - 2:31 pmYZF-SEA
8h 31m2 stops
$347Air Canada
Find Deal
Tue, Jan 6 - Sat, Jan 17
United Airlines Logo
10:10 am - 4:36 pmSEA-YZF
5h 26m1 stop
United Airlines Logo
5:40 am - 9:33 amYZF-SEA
4h 53m1 stop
$352United Airlines
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Wed, Apr 22 - Thu, Apr 30
Multiple Airlines Logo
3:40 pm - 12:09 amSEA-YZF
7h 29m1 stop
Multiple Airlines Logo
4:35 pm - 9:31 amYZF-SEA
17h 56m2 stops
$354Multiple Airlines
Find Deal
Mon, Jan 19 - Fri, Jan 30
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

Air Canada flights from Seattle to Yellowknife

Our best Air Canada deals on Seattle to Yellowknife flight tickets
Air Canada
Apr 30
SEA10:10 amSeattle/Tacoma Intl
5h 26m
1 stop
YZF4:36 pmYellowknife
May 8
YZF6:15 pmYellowknife
5h 01m
1 stop
SEA10:16 pmSeattle/Tacoma Intl
$272
Find similar
Air Canada
Apr 6
SEA10:10 amSeattle/Tacoma Intl
12h 56m
1 stop
YZF12:06 amYellowknife
Apr 12
YZF5:20 pmYellowknife
5h 48m
1 stop
SEA10:08 pmSeattle/Tacoma Intl
$290
Find similar
Air Canada
Jan 2
SEA3:40 pmSeattle/Tacoma Intl
7h 29m
1 stop
YZF12:09 amYellowknife
Jan 9
YZF5:25 amYellowknife
5h 06m
1 stop
SEA9:31 amSeattle/Tacoma Intl
$310
Find similar

United Airlines flights from Seattle to Yellowknife

Our best United Airlines deals on Seattle to Yellowknife flight tickets
United Airlines
Apr 22
SEA10:10 amSeattle/Tacoma Intl
5h 26m
1 stop
YZF4:36 pmYellowknife
Apr 30
YZF5:40 amYellowknife
4h 53m
1 stop
SEA9:33 amSeattle/Tacoma Intl
$352
Find similar
United Airlines
Jan 26
SEA3:40 pmSeattle/Tacoma Intl
7h 29m
1 stop
YZF12:09 amYellowknife
Jan 31
YZF5:25 amYellowknife
16h 47m
3 stops
SEA9:12 pmSeattle/Tacoma Intl
$362
Find similar
United Airlines
Jan 19
SEA5:00 amSeattle/Tacoma Intl
18h 09m
2 stops
YZF12:09 amYellowknife
Jan 30
YZF5:25 amYellowknife
14h 01m
2 stops
SEA6:26 pmSeattle/Tacoma Intl
$366
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 18, 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 4/30

3:40 pm-12:06 am

1 stop7h 26m

Yellowknife

Mon 5/4

7:00 am-2:16 pm

2 stops8h 16m

$272

SeattleYellowknife

SEA - YZF

SEAYZF

Seattle/Tacoma Intl

Mon 4/6

10:10 am-12:06 am

1 stop12h 56m

Yellowknife

Sun 4/12

5:20 pm-10:08 pm

1 stop5h 48m

$290

SeattleYellowknife

SEA - YZF

SEAYZF

Seattle/Tacoma Intl

Fri 1/2

3:40 pm-12:09 am

1 stop7h 29m

Yellowknife

Fri 1/9

5:25 am-9:31 am

1 stop5h 06m

$310

SeattleYellowknife

SEA - YZF

SEAYZF

Seattle/Tacoma Intl

Mon 4/13

8:00 pm-8:42 pm

2 stops23h 42m

Yellowknife

Wed 4/22

5:20 pm-10:08 pm

1 stop5h 48m

$317

SeattleYellowknife

SEA - YZF

SEAYZF

Seattle/Tacoma Intl

Mon 2/2

8:32 am-3:50 pm

1 stop6h 18m

Yellowknife

Sat 2/7

7:00 am-2:34 pm

1 stop8h 34m

$327

SeattleYellowknife

SEA - YZF

SEAYZF

Seattle/Tacoma Intl

Thu 4/23

3:10 pm-10:42 pm

1 stop6h 32m

Yellowknife

Thu 4/30

2:00 pm-8:28 pm

1 stop7h 28m

$346

SeattleYellowknife

SEA - YZF

SEAYZF

Seattle/Tacoma Intl

Tue 1/6

3:40 pm-12:09 am

1 stop7h 29m

Yellowknife

Sat 1/17

7:00 am-2:31 pm

2 stops8h 31m

$347

SeattleYellowknife

SEA - YZF

SEAYZF

Seattle/Tacoma Intl

Wed 4/22

10:10 am-4:36 pm

1 stop5h 26m

Yellowknife

Thu 4/30

5:40 am-9:33 am

1 stop4h 53m

$352

SeattleYellowknife

SEA - YZF

SEAYZF

Seattle/Tacoma Intl

Mon 1/19

3:40 pm-12:09 am

1 stop7h 29m

Yellowknife

Fri 1/30

4:35 pm-9:31 am

2 stops17h 56m

$354

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

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

Direct flights

None
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 5h 26m.

  • 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
3,163 reviews
Search WestJet flights
Air CanadaPriceFrom $458Free CancellationRating
7.1
10,462 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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