What is the cheapest airline that flies from Washington to Yellowknife?

United Airlines, WestJet, and Air Canada are the most popular carriers operating from Washington to Yellowknife

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?

As of September 2025, there are 2 operators available to choose from 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.

$172 Cheap Flights from Washington to Yellowknife in 2025/26

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Find the cheapest flights from Washington to Yellowknife

Round-trip

One-way

Last minute

Cheap round-trip flights

3:40 pm - 12:09 amSEA-YZF

7h 29m1 stop

5:30 pm - 10:06 pmYZF-SEA

5h 36m1 stop

$199Air Canada

Find Deal

lun., nov. 17 - jue., nov. 20

3:40 pm - 12:09 amSEA-YZF

7h 29m1 stop

7:00 am - 2:31 pmYZF-SEA

8h 31m2 stops

$202Air Canada

Find Deal

lun., nov. 17 - jue., nov. 20

9:55 am - 5:50 pmPDX-YZF

6h 55m1 stop

5:05 am - 9:20 amYZF-PDX

5h 15m1 stop

$220Air Canada

Find Deal

sáb., oct. 18 - sáb., oct. 25

10:00 am - 12:26 amSEA-YZF

13h 26m1 stop

5:30 pm - 10:06 pmYZF-SEA

5h 36m1 stop

$236Air Canada

Find Deal

mar., oct. 21 - mar., oct. 28

9:55 am - 5:50 pmPDX-YZF

6h 55m1 stop

6:35 pm - 11:01 pmYZF-PDX

5h 26m1 stop

$290United Airlines

Find Deal

sáb., oct. 18 - lun., oct. 20

5:30 am - 12:26 amPDX-YZF

17h 56m3 stops

6:35 pm - 11:01 pmYZF-PDX

5h 26m1 stop

$294United Airlines

Find Deal

sáb., oct. 18 - lun., oct. 20

10:00 am - 5:50 pmSEA-YZF

6h 50m1 stop

3:01 pm - 6:36 pmYZF-SEA

28h 35m3 stops

$326Multiple Airlines

Find Deal

vie., oct. 17 - vie., oct. 24

10:00 am - 5:50 pmSEA-YZF

6h 50m1 stop

3:01 pm - 9:21 amYZF-SEA

19h 20m2 stops

$330Multiple Airlines

Find Deal

vie., oct. 17 - vie., oct. 24

3:10 pm - 11:00 pmSEA-YZF

6h 50m1 stop

2:25 pm - 10:23 amYZF-SEA

44h 58m2 stops

$421WestJet

Find Deal

vie., oct. 31 - vie., nov. 7

11:55 am - 1:40 pmSEA-YZF

24h 45m2 stops

2:25 pm - 10:23 amYZF-SEA

20h 58m2 stops

$464WestJet

Find Deal

lun., dic. 8 - sáb., dic. 13

Air Canada flights from State of Washington to Yellowknife

Our best Air Canada deals on State of Washington to Yellowknife flight tickets

Air Canada

Nov 17

SEA3:40 pmSeattle/Tacoma Intl

7h 29m

1 stop

YZF12:09 amYellowknife

Nov 20

YZF5:30 pmYellowknife

5h 36m

1 stop

SEA10:06 pmSeattle/Tacoma Intl

$199

Find similar

Air Canada

Nov 17

SEA3:40 pmSeattle/Tacoma Intl

7h 29m

1 stop

YZF12:09 amYellowknife

Nov 20

YZF7:00 amYellowknife

8h 31m

2 stops

SEA2:31 pmSeattle/Tacoma Intl

$202

Find similar

Air Canada

Oct 18

PDX9:55 amPortland

6h 55m

1 stop

YZF5:50 pmYellowknife

Oct 25

YZF5:05 amYellowknife

5h 15m

1 stop

PDX9:20 amPortland

$220

Find similar

United Airlines flights from State of Washington to Yellowknife

Our best United Airlines deals on State of Washington to Yellowknife flight tickets

United Airlines

Oct 18

PDX9:55 amPortland

6h 55m

1 stop

YZF5:50 pmYellowknife

Oct 20

YZF6:35 pmYellowknife

5h 26m

1 stop

PDX11:01 pmPortland

$290

Find similar

United Airlines

Oct 18

PDX5:30 amPortland

17h 56m

3 stops

YZF12:26 amYellowknife

Oct 20

YZF6:35 pmYellowknife

5h 26m

1 stop

PDX11:01 pmPortland

$294

Find similar

United Airlines

Oct 21

SEA8:42 amSeattle/Tacoma Intl

14h 44m

2 stops

YZF12:26 amYellowknife

Oct 28

YZF5:30 pmYellowknife

5h 36m

1 stop

SEA10:06 pmSeattle/Tacoma Intl

$301

Find similar

momondo Fare Finder

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

lun. 11/17

3:40 pm-12:09 am

1 stop7h 29m

Yellowknife

jue. 11/20

5:30 pm-10:06 pm

1 stop5h 36m

$199

SeattleYellowknife

SEA - YZF

SEAYZF

Seattle/Tacoma Intl

lun. 11/17

3:40 pm-12:09 am

1 stop7h 29m

Yellowknife

jue. 11/20

7:00 am-2:31 pm

2 stops8h 31m

$202

PortlandYellowknife

PDX - YZF

PDXYZF

Portland

sáb. 10/18

9:55 am-5:50 pm

1 stop6h 55m

Yellowknife

sáb. 10/25

5:05 am-9:20 am

1 stop5h 15m

$220

SeattleYellowknife

SEA - YZF

SEAYZF

Seattle/Tacoma Intl

mar. 10/21

10:00 am-12:26 am

1 stop13h 26m

Yellowknife

mar. 10/28

5:30 pm-10:06 pm

1 stop5h 36m

$236

PortlandYellowknife

PDX - YZF

PDXYZF

Portland

sáb. 10/18

9:55 am-5:50 pm

1 stop6h 55m

Yellowknife

lun. 10/20

6:35 pm-11:01 pm

1 stop5h 26m

$290

PortlandYellowknife

PDX - YZF

PDXYZF

Portland

sáb. 10/18

5:30 am-12:26 am

3 stops17h 56m

Yellowknife

lun. 10/20

6:35 pm-11:01 pm

1 stop5h 26m

$294

SeattleYellowknife

SEA - YZF

SEAYZF

Seattle/Tacoma Intl

vie. 10/17

10:00 am-5:50 pm

1 stop6h 50m

Yellowknife

vie. 10/24

3:01 pm-6:36 pm

3 stops28h 35m

$326

SeattleYellowknife

SEA - YZF

SEAYZF

Seattle/Tacoma Intl

vie. 10/17

10:00 am-5:50 pm

1 stop6h 50m

Yellowknife

vie. 10/24

3:01 pm-9:21 am

2 stops19h 20m

$330

SeattleYellowknife

SEA - YZF

SEAYZF

Seattle/Tacoma Intl

vie. 10/31

3:10 pm-11:00 pm

1 stop6h 50m

Yellowknife

vie. 11/7

2:25 pm-10:23 am

2 stops44h 58m

$421

SeattleYellowknife

SEA - YZF

SEAYZF

Seattle/Tacoma Intl

lun. 12/8

11:55 am-1:40 pm

2 stops24h 45m

Yellowknife

sáb. 12/13

2:25 pm-10:23 am

2 stops20h 58m

$464

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

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.

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.

Search flight deals

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?
As of September 2025, there are 2 operators available to choose from 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
WestJet	PriceFrom $175	Free Cancellation	Rating 7.2 3,095 reviews		Search WestJet flights
Air Canada	PriceFrom $352	Free Cancellation	Rating 7.1 10,000 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.