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Cheap flights from Washington to Yellowknife from $104

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington 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 Washington to Yellowknife

Cheap round-trip flights

Enter your travel dates to find the best prices.
WestJet Logo
3:10 pm - 1:40 pmSEA-YZF
21h 30m1 stop
WestJet Logo
7:00 am - 2:20 pmYZF-SEA
8h 20m1 stop
$276WestJet
Find Deal
Wed, Jan 14 - Sun, Jan 18
Air Canada Logo
10:05 am - 8:57 pmSEA-YZF
9h 52m2 stops
Air Canada Logo
7:00 am - 7:16 pmYZF-SEA
13h 16m3 stops
$282Air Canada
Find Deal
Thu, Dec 4 - Fri, Dec 12
Air Canada Logo
10:05 am - 8:57 pmSEA-YZF
9h 52m2 stops
Air Canada Logo
7:00 am - 2:31 pmYZF-SEA
8h 31m2 stops
$291Air Canada
Find Deal
Thu, Dec 4 - Fri, Dec 12
WestJet Logo
3:10 pm - 11:00 pmSEA-YZF
6h 50m1 stop
WestJet Logo
7:00 am - 2:20 pmYZF-SEA
8h 20m1 stop
$301WestJet
Find Deal
Thu, Dec 4 - Fri, Dec 12
United Airlines Logo
3:40 pm - 12:09 amSEA-YZF
7h 29m1 stop
United Airlines Logo
5:25 am - 9:31 amYZF-SEA
5h 06m1 stop
$351United Airlines
Find Deal
Sun, Mar 15 - Thu, Mar 19
United Airlines Logo
7:15 am - 12:09 amSEA-YZF
15h 54m2 stops
United Airlines Logo
5:25 am - 9:31 amYZF-SEA
5h 06m1 stop
$356United Airlines
Find Deal
Sun, Mar 15 - Thu, Mar 19
Multiple Airlines Logo
5:00 am - 12:09 amSEA-YZF
18h 09m2 stops
Multiple Airlines Logo
7:00 am - 10:06 pmYZF-SEA
16h 06m2 stops
$375Multiple Airlines
Find Deal
Mon, Feb 23 - Sun, Mar 1
Multiple Airlines Logo
11:05 pm - 1:40 pmSEA-YZF
13h 35m2 stops
Multiple Airlines Logo
7:00 am - 2:20 pmYZF-SEA
8h 20m1 stop
$412Multiple Airlines
Find Deal
Wed, Jan 14 - Sun, Jan 18
Delta Logo
7:05 am - 1:10 pmSEA-YZF
5h 05m1 stop
Delta Logo
2:00 pm - 8:28 pmYZF-SEA
7h 28m1 stop
$575Delta
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Thu, Apr 30 - Mon, May 4
Delta Logo
7:05 am - 1:10 pmSEA-YZF
5h 05m1 stop
Delta Logo
2:00 pm - 8:28 pmYZF-SEA
7h 28m1 stop
$576Delta
Find Deal
Thu, Apr 30 - Mon, May 4

WestJet flights from State of Washington to Yellowknife

Our best WestJet deals on State of Washington to Yellowknife flight tickets
WestJet
Jan 14
SEA3:10 pmSeattle/Tacoma Intl
21h 30m
1 stop
YZF1:40 pmYellowknife
Jan 18
YZF7:00 amYellowknife
8h 20m
1 stop
SEA2:20 pmSeattle/Tacoma Intl
$276
Find similar
WestJet
Dec 4
SEA3:10 pmSeattle/Tacoma Intl
6h 50m
1 stop
YZF11:00 pmYellowknife
Dec 12
YZF7:00 amYellowknife
8h 20m
1 stop
SEA2:20 pmSeattle/Tacoma Intl
$301
Find similar
WestJet
Jan 14
SEA3:10 pmSeattle/Tacoma Intl
21h 30m
1 stop
YZF1:40 pmYellowknife
Jan 18
YZF2:25 pmYellowknife
20h 58m
3 stops
SEA10:23 amSeattle/Tacoma Intl
$396
Find similar

Air Canada flights from State of Washington to Yellowknife

Our best Air Canada deals on State of Washington to Yellowknife flight tickets
Air Canada
Dec 4
SEA10:05 amSeattle/Tacoma Intl
9h 52m
2 stops
YZF8:57 pmYellowknife
Dec 12
YZF7:00 amYellowknife
13h 16m
3 stops
SEA7:16 pmSeattle/Tacoma Intl
$282
Find similar
Air Canada
Dec 4
SEA10:05 amSeattle/Tacoma Intl
9h 52m
2 stops
YZF8:57 pmYellowknife
Dec 12
YZF7:00 amYellowknife
8h 31m
2 stops
SEA2:31 pmSeattle/Tacoma Intl
$291
Find similar
Air Canada
Dec 11
SEA3:40 pmSeattle/Tacoma Intl
7h 29m
1 stop
YZF12:09 amYellowknife
Dec 14
YZF5:25 amYellowknife
5h 06m
1 stop
SEA9:31 amSeattle/Tacoma Intl
$371
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momondo Fare Finder

 
Customize your flight search to find flights from State of Washington 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 9, 2025.
Use the filters below to find and compare flights from Washington to Yellowknife that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SeattleYellowknife

SEA - YZF

SEAYZF

Seattle/Tacoma Intl

Wed 1/14

3:10 pm-1:40 pm

1 stop21h 30m

Yellowknife

Sun 1/18

7:00 am-2:20 pm

1 stop8h 20m

$276

SeattleYellowknife

SEA - YZF

SEAYZF

Seattle/Tacoma Intl

Thu 12/4

10:05 am-8:57 pm

2 stops9h 52m

Yellowknife

Fri 12/12

7:00 am-7:16 pm

3 stops13h 16m

$282

SeattleYellowknife

SEA - YZF

SEAYZF

Seattle/Tacoma Intl

Thu 12/4

10:05 am-8:57 pm

2 stops9h 52m

Yellowknife

Fri 12/12

7:00 am-2:31 pm

2 stops8h 31m

$291

SeattleYellowknife

SEA - YZF

SEAYZF

Seattle/Tacoma Intl

Thu 12/4

3:10 pm-11:00 pm

1 stop6h 50m

Yellowknife

Fri 12/12

7:00 am-2:20 pm

1 stop8h 20m

$301

SeattleYellowknife

SEA - YZF

SEAYZF

Seattle/Tacoma Intl

Sun 3/15

3:40 pm-12:09 am

1 stop7h 29m

Yellowknife

Thu 3/19

5:25 am-9:31 am

1 stop5h 06m

$351

SeattleYellowknife

SEA - YZF

SEAYZF

Seattle/Tacoma Intl

Sun 3/15

7:15 am-12:09 am

2 stops15h 54m

Yellowknife

Thu 3/19

5:25 am-9:31 am

1 stop5h 06m

$356

SeattleYellowknife

SEA - YZF

SEAYZF

Seattle/Tacoma Intl

Mon 2/23

5:00 am-12:09 am

2 stops18h 09m

Yellowknife

Sun 3/1

7:00 am-10:06 pm

2 stops16h 06m

$375

SeattleYellowknife

SEA - YZF

SEAYZF

Seattle/Tacoma Intl

Wed 1/14

11:05 pm-1:40 pm

2 stops13h 35m

Yellowknife

Sun 1/18

7:00 am-2:20 pm

1 stop8h 20m

$412

SeattleYellowknife

SEA - YZF

SEAYZF

Seattle/Tacoma Intl

Thu 4/30

7:05 am-1:10 pm

1 stop5h 05m

Yellowknife

Mon 5/4

2:00 pm-8:28 pm

1 stop7h 28m

$575

SeattleYellowknife

SEA - YZF

SEAYZF

Seattle/Tacoma Intl

Thu 4/30

7:05 am-1:10 pm

1 stop5h 05m

Yellowknife

Mon 5/4

2:00 pm-8:28 pm

1 stop7h 28m

$576

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 State of Washington 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 State of Washington 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 State of Washington at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

Can stopping save me money on State of Washington to Yellowknife flights?

You could potentially save up to 73% on your flight if you consider stops on a State of Washington to Yellowknife flight.

Cheap State of Washington to Yellowknife flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from State of Washington to Yellowknife

Direct flights

None
There are no direct flights from State of Washington to Yellowknife. There are no popular flight routes from State of Washington to Yellowknife.
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  • When did momondo last update prices for flights from Washington to Yellowknife Airport?

    Prices for flights from Washington to Yellowknife Airport refresh daily.

  • How many operators does momondo search for flights from Washington to Yellowknife Airport?

  • How old do you have to be to fly from Washington to Yellowknife Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Washington to Yellowknife Airport.

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

    The required travel and health documents for your Yellowknife Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Yellowknife Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from State of Washington to Yellowknife

Compare and see reviews for airlines that fly from State of Washington to Yellowknife with momondo
Airline
Rating
Free Cancellation
Price
WestJetPriceFrom $175Free CancellationRating
7.2
3,156 reviews
Search WestJet flights
Air CanadaPriceFrom $458Free CancellationRating
7.1
10,428 reviews
Search Air Canada flights

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Washington to Yellowknife. Millions of users trust and use momondo every year so you are in good hands.

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

momondo does allow users to show only those flights to Yellowknife from Washington which offer a flexible booking policy as well as other useful filters and features.

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

momondo provides multiple filters to help you find the best flight to Yellowknife from Washington. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Yes momondo offers price alerts on flights to Yellowknife from Washington. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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