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Cheap flights from Seattle to Yellowknife from $101

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 1/23. 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.
Multiple Airlines Logo
11:05 pm - 1:40 pm
SEA
-
YZF
13h 35m2 stops
Multiple Airlines Logo
2:25 pm - 7:52 pm
YZF
-
SEA
6h 27m1 stop
$398Multiple Airlines
Sun, Jan 18 - Sat, Jan 24
WestJet Logo
3:10 pm - 1:37 pm
SEA
-
YZF
21h 27m1 stop
WestJet Logo
7:00 am - 2:31 pm
YZF
-
SEA
8h 31m1 stop
$420WestJet
Wed, Mar 25 - Sat, Mar 28
WestJet Logo
3:10 pm - 10:48 pm
SEA
-
YZF
6h 38m1 stop
WestJet Logo
7:00 am - 8:50 pm
YZF
-
SEA
14h 50m2 stops
$431WestJet
Thu, Jan 8 - Fri, Jan 9
WestJet Logo
3:10 pm - 10:48 pm
SEA
-
YZF
6h 38m1 stop
WestJet Logo
2:25 pm - 2:38 pm
YZF
-
SEA
25h 13m1 stop
$457WestJet
Thu, Jan 8 - Fri, Jan 9
WestJet Logo
3:10 pm - 3:50 pm
SEA
-
YZF
23h 40m2 stops
WestJet Logo
2:25 pm - 2:19 pm
YZF
-
SEA
24h 54m1 stop
$458WestJet
Thu, Feb 5 - Sun, Feb 8
WestJet Logo
3:10 pm - 1:37 pm
SEA
-
YZF
21h 27m1 stop
WestJet Logo
2:25 pm - 2:19 pm
YZF
-
SEA
24h 54m1 stop
$465WestJet
Thu, Feb 5 - Sun, Feb 8
Multiple Airlines Logo
3:10 pm - 9:55 am
SEA
-
YZF
17h 45m2 stops
Multiple Airlines Logo
7:00 am - 2:31 pm
YZF
-
SEA
8h 31m1 stop
$475Multiple Airlines
Wed, Mar 25 - Sat, Mar 28
Multiple Airlines Logo
8:32 am - 3:50 pm
SEA
-
YZF
6h 18m1 stop
Multiple Airlines Logo
4:35 pm - 7:02 am
YZF
-
SEA
15h 27m2 stops
$477Multiple Airlines
Fri, Feb 6 - Fri, Feb 13
Multiple Airlines Logo
8:32 am - 3:50 pm
SEA
-
YZF
6h 18m1 stop
Multiple Airlines Logo
4:35 pm - 7:02 am
YZF
-
SEA
15h 27m2 stops
$482Multiple Airlines
Fri, Feb 6 - Fri, Feb 13
WestJet Logo
7:45 pm - 1:40 pm
SEA
-
YZF
16h 55m2 stops
WestJet Logo
7:00 am - 2:38 pm
YZF
-
SEA
8h 38m1 stop
$483WestJet
Sun, Jan 18 - Sat, Jan 24

WestJet flights from Seattle to Yellowknife

Our best WestJet deals on Seattle to Yellowknife flight tickets
WestJet
Mar 25
SEA3:10 pmSeattle/Tacoma Intl
21h 27m
1 stop
YZF1:37 pmYellowknife
Mar 28
YZF7:00 amYellowknife
8h 31m
1 stop
SEA2:31 pmSeattle/Tacoma Intl
$420
Find similar
WestJet
Jan 8
SEA3:10 pmSeattle/Tacoma Intl
6h 38m
1 stop
YZF10:48 pmYellowknife
Jan 9
YZF7:00 amYellowknife
14h 50m
2 stops
SEA8:50 pmSeattle/Tacoma Intl
$431
Find similar
WestJet
Jan 8
SEA3:10 pmSeattle/Tacoma Intl
6h 38m
1 stop
YZF10:48 pmYellowknife
Jan 9
YZF2:25 pmYellowknife
25h 13m
1 stop
SEA2:38 pmSeattle/Tacoma Intl
$457
Find similar

United Airlines flights from Seattle to Yellowknife

Our best United Airlines deals on Seattle to Yellowknife flight tickets
United Airlines
Jan 19
SEA3:40 pmSeattle/Tacoma Intl
7h 29m
1 stop
YZF12:09 amYellowknife
Jan 22
YZF1:00 amYellowknife
22h 43m
2 stops
SEA10:43 pmSeattle/Tacoma Intl
$501
Find similar
United Airlines
Jan 6
SEA5:12 pmSeattle/Tacoma Intl
29h 57m
2 stops
YZF12:09 amYellowknife
Jan 10
YZF5:25 amYellowknife
29h 30m
2 stops
SEA9:55 amSeattle/Tacoma Intl
$728
Find similar
United Airlines
Dec 29
SEA3:40 pmSeattle/Tacoma Intl
7h 29m
1 stop
YZF12:09 amYellowknife
Jan 1
YZF5:25 amYellowknife
18h 43m
2 stops
SEA11:08 pmSeattle/Tacoma Intl
$1,275
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 December 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

Sun 1/18

11:05 pm-1:40 pm

2 stops13h 35m

Yellowknife

Sat 1/24

2:25 pm-7:52 pm

1 stop6h 27m

$398

SeattleYellowknife

SEA - YZF

SEAYZF

Seattle/Tacoma Intl

Wed 3/25

3:10 pm-1:37 pm

1 stop21h 27m

Yellowknife

Sat 3/28

7:00 am-2:31 pm

1 stop8h 31m

$420

SeattleYellowknife

SEA - YZF

SEAYZF

Seattle/Tacoma Intl

Thu 1/8

3:10 pm-10:48 pm

1 stop6h 38m

Yellowknife

Fri 1/9

7:00 am-8:50 pm

2 stops14h 50m

$431

SeattleYellowknife

SEA - YZF

SEAYZF

Seattle/Tacoma Intl

Thu 1/8

3:10 pm-10:48 pm

1 stop6h 38m

Yellowknife

Fri 1/9

2:25 pm-2:38 pm

1 stop25h 13m

$457

SeattleYellowknife

SEA - YZF

SEAYZF

Seattle/Tacoma Intl

Thu 2/5

3:10 pm-3:50 pm

2 stops23h 40m

Yellowknife

Sun 2/8

2:25 pm-2:19 pm

1 stop24h 54m

$458

SeattleYellowknife

SEA - YZF

SEAYZF

Seattle/Tacoma Intl

Thu 2/5

3:10 pm-1:37 pm

1 stop21h 27m

Yellowknife

Sun 2/8

2:25 pm-2:19 pm

1 stop24h 54m

$465

SeattleYellowknife

SEA - YZF

SEAYZF

Seattle/Tacoma Intl

Wed 3/25

3:10 pm-9:55 am

2 stops17h 45m

Yellowknife

Sat 3/28

7:00 am-2:31 pm

1 stop8h 31m

$475

SeattleYellowknife

SEA - YZF

SEAYZF

Seattle/Tacoma Intl

Fri 2/6

8:32 am-3:50 pm

1 stop6h 18m

Yellowknife

Fri 2/13

4:35 pm-7:02 am

2 stops15h 27m

$477

SeattleYellowknife

SEA - YZF

SEAYZF

Seattle/Tacoma Intl

Fri 2/6

8:32 am-3:50 pm

1 stop6h 18m

Yellowknife

Fri 2/13

4:35 pm-7:02 am

2 stops15h 27m

$482

SeattleYellowknife

SEA - YZF

SEAYZF

Seattle/Tacoma Intl

Sun 1/18

7:45 pm-1:40 pm

2 stops16h 55m

Yellowknife

Sat 1/24

7:00 am-2:38 pm

1 stop8h 38m

$483

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 18 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 typical price of a round-trip flight between Seattle and Yellowknife?

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 18m

Direct flights

None
The fastest flight from Seattle to Yellowknife takes 6h 18m
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 18m.

  • 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
3,216 reviews
Search WestJet flights
Air CanadaPriceFrom $271Free CancellationRating
7.1
10,555 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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