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Cheap flights from Seattle to Yellowknife from $141

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 3/15. 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 am
SEA
-
YZF
7h 26m
1 stop
Air Canada Logo
7:00 am - 3:03 pm
YZF
-
SEA
9h 03m
2 stops
$268Air Canada
Wed, Apr 1 - Wed, Apr 8
Air Canada Logo
3:40 pm - 12:06 am
SEA
-
YZF
7h 26m
1 stop
Air Canada Logo
5:40 am - 9:33 am
YZF
-
SEA
4h 53m
1 stop
$271Air Canada
Wed, Apr 1 - Wed, Apr 8
Air Canada Logo
10:05 am - 12:09 am
SEA
-
YZF
13h 04m
1 stop
Air Canada Logo
5:20 pm - 10:10 pm
YZF
-
SEA
5h 50m
1 stop
$322Air Canada
Tue, Mar 24 - Thu, Apr 9
Multiple Airlines Logo
11:55 am - 10:54 pm
SEA
-
YZF
9h 59m
2 stops
Multiple Airlines Logo
7:00 am - 3:03 pm
YZF
-
SEA
9h 03m
2 stops
$359Multiple Airlines
Sat, Apr 4 - Wed, Apr 8
United Airlines Logo
3:40 pm - 12:09 am
SEA
-
YZF
7h 29m
1 stop
United Airlines Logo
5:25 am - 6:04 pm
YZF
-
SEA
13h 39m
2 stops
$393United Airlines
Tue, Mar 3 - Tue, Mar 10
United Airlines Logo
7:36 am - 12:06 am
SEA
-
YZF
15h 30m
2 stops
United Airlines Logo
5:40 am - 6:00 pm
YZF
-
SEA
13h 20m
2 stops
$397United Airlines
Wed, Apr 1 - Wed, Apr 8
United Airlines Logo
5:12 pm - 12:09 am
SEA
-
YZF
29h 57m
2 stops
United Airlines Logo
5:30 pm - 10:06 pm
YZF
-
SEA
5h 36m
1 stop
$406United Airlines
Mon, Feb 2 - Fri, Feb 6
United Airlines Logo
7:10 pm - 12:09 am
SEA
-
YZF
27h 59m
2 stops
United Airlines Logo
5:25 am - 10:59 pm
YZF
-
SEA
18h 34m
2 stops
$416United Airlines
Wed, Mar 4 - Wed, Mar 11
WestJet Logo
3:10 pm - 1:37 pm
SEA
-
YZF
21h 27m
1 stop
WestJet Logo
2:25 pm - 2:19 pm
YZF
-
SEA
24h 54m
1 stop
$435WestJet
Wed, Mar 4 - Wed, Mar 11
WestJet Logo
3:10 pm - 4:00 pm
SEA
-
YZF
23h 50m
2 stops
WestJet Logo
2:25 pm - 2:19 pm
YZF
-
SEA
24h 54m
1 stop
$453WestJet
Sun, Mar 15 - Thu, Mar 19

Air Canada flights from Seattle to Yellowknife

Our best Air Canada deals on Seattle to Yellowknife flight tickets
Air Canada
Apr 1
SEA3:40 pmSeattle/Tacoma Intl
7h 26m
1 stop
YZF12:06 amYellowknife
Apr 8
YZF7:00 amYellowknife
9h 03m
2 stops
SEA3:03 pmSeattle/Tacoma Intl
$268
Air Canada
Apr 1
SEA3:40 pmSeattle/Tacoma Intl
7h 26m
1 stop
YZF12:06 amYellowknife
Apr 8
YZF5:40 amYellowknife
4h 53m
1 stop
SEA9:33 amSeattle/Tacoma Intl
$271
Air Canada
Mar 24
SEA10:05 amSeattle/Tacoma Intl
13h 04m
1 stop
YZF12:09 amYellowknife
Apr 9
YZF5:20 pmYellowknife
5h 50m
1 stop
SEA10:10 pmSeattle/Tacoma Intl
$322

WestJet flights from Seattle to Yellowknife

Our best WestJet deals on Seattle to Yellowknife flight tickets
WestJet
Mar 4
SEA3:10 pmSeattle/Tacoma Intl
21h 27m
1 stop
YZF1:37 pmYellowknife
Mar 11
YZF2:25 pmYellowknife
24h 54m
1 stop
SEA2:19 pmSeattle/Tacoma Intl
$435
WestJet
Mar 15
SEA3:10 pmSeattle/Tacoma Intl
23h 50m
2 stops
YZF4:00 pmYellowknife
Mar 19
YZF2:25 pmYellowknife
24h 54m
1 stop
SEA2:19 pmSeattle/Tacoma Intl
$453
WestJet
Mar 5
SEA3:10 pmSeattle/Tacoma Intl
21h 27m
1 stop
YZF1:37 pmYellowknife
Mar 8
YZF7:00 amYellowknife
8h 19m
1 stop
SEA2:19 pmSeattle/Tacoma Intl
$458

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 January 19, 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

SeattleYellowknife

SEA - YZF

SEAYZF

Seattle/Tacoma Intl

Wed 4/1

3:40 pm-12:06 am

1 stop7h 26m

Yellowknife

Wed 4/8

7:00 am-3:03 pm

2 stops9h 03m

$268

SeattleYellowknife

SEA - YZF

SEAYZF

Seattle/Tacoma Intl

Wed 4/1

3:40 pm-12:06 am

1 stop7h 26m

Yellowknife

Wed 4/8

5:40 am-9:33 am

1 stop4h 53m

$271

SeattleYellowknife

SEA - YZF

SEAYZF

Seattle/Tacoma Intl

Tue 3/24

10:05 am-12:09 am

1 stop13h 04m

Yellowknife

Thu 4/9

5:20 pm-10:10 pm

1 stop5h 50m

$322

SeattleYellowknife

SEA - YZF

SEAYZF

Seattle/Tacoma Intl

Sat 4/4

11:55 am-10:54 pm

2 stops9h 59m

Yellowknife

Wed 4/8

7:00 am-3:03 pm

2 stops9h 03m

$359

SeattleYellowknife

SEA - YZF

SEAYZF

Seattle/Tacoma Intl

Tue 3/3

3:40 pm-12:09 am

1 stop7h 29m

Yellowknife

Tue 3/10

5:25 am-6:04 pm

2 stops13h 39m

$393

SeattleYellowknife

SEA - YZF

SEAYZF

Seattle/Tacoma Intl

Wed 4/1

7:36 am-12:06 am

2 stops15h 30m

Yellowknife

Wed 4/8

5:40 am-6:00 pm

2 stops13h 20m

$397

SeattleYellowknife

SEA - YZF

SEAYZF

Seattle/Tacoma Intl

Mon 2/2

5:12 pm-12:09 am

2 stops29h 57m

Yellowknife

Fri 2/6

5:30 pm-10:06 pm

1 stop5h 36m

$406

SeattleYellowknife

SEA - YZF

SEAYZF

Seattle/Tacoma Intl

Wed 3/4

7:10 pm-12:09 am

2 stops27h 59m

Yellowknife

Wed 3/11

5:25 am-10:59 pm

2 stops18h 34m

$416

SeattleYellowknife

SEA - YZF

SEAYZF

Seattle/Tacoma Intl

Wed 3/4

3:10 pm-1:37 pm

1 stop21h 27m

Yellowknife

Wed 3/11

2:25 pm-2:19 pm

1 stop24h 54m

$435

SeattleYellowknife

SEA - YZF

SEAYZF

Seattle/Tacoma Intl

Sun 3/15

3:10 pm-4:00 pm

2 stops23h 50m

Yellowknife

Thu 3/19

2:25 pm-2:19 pm

1 stop24h 54m

$453

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 typical price of a round-trip flight between Seattle and Yellowknife?

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

18h 57m

Direct flights

None
The fastest flight from Seattle to Yellowknife takes 18h 57m
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 18h 57m.

  • 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
3,245 reviews
Search WestJet flights
Air CanadaPriceFrom $271Free CancellationRating
7.1
10,635 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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