How long is the flight from Seattle to Yellowknife?

Airlines like WestJet fly from Seattle to Yellowknife in about 48h 45m. The time it takes to get you to your destination can typically vary by up to . The distance from Seattle to Yellowknife is about 1081 mi.

What are the cheapest airlines flying from Seattle to Yellowknife round-trip?

According to our current data, WestJet ($175), and Air Canada ($271) offers the cheapest pricing from Seattle to Yellowknife. Users have found that WestJet is 59% cheaper than the other options available to this destination.

In terms of precipitation, rainfall in Yellowknife ranges from 0.4 - 1.6 inches per month. July is typically the wettest month, when rainfall can reach 1.6 in. April is typically the driest time to visit Yellowknife when rainfall is around 0.4 in.

If weather is an important factor for your trip to Yellowknife, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -14.8 F).

What is the cheapest time of day to fly from SEA to YZF?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Seattle to Yellowknife as you normally would.

Most accurate provider : When it comes to deals on Seattle-Yellowknife flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Seattle-Yellowknife flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Seattle-Yellowknife flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Seattle-Yellowknife flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Seattle-Yellowknife flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Can I find deals for flights from Seattle to Yellowknife that include hotel bookings?

Yes. In addition to deals on Seattle to Yellowknife flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Seattle to Yellowknife?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seattle to Yellowknife.

Can I find deals for business class flights from Seattle to Yellowknife?

Yes. Cheapflights offers flight deals from Seattle to Yellowknife by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$168+ Flights from Seattle to Yellowknife

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Cheap flight deals from Seattle to Yellowknife

Cheapest flights from Seattle to Yellowknife
Explore the most affordable flight options available from Seattle to Yellowknife. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 31, 2025.

Mon 12/295:30 pmSEA - YZF

2 stops19h 10mWestJet

Mon 1/54:35 pmYZF - SEA

2 stops40h 00mWestJet

Deal found 12/28

$826

Mon 12/291:35 pmSEA - YZF

3 stops33h 24mUnited Airlines

Mon 1/55:25 amYZF - SEA

2 stops31h 16mUnited Airlines

Deal found 12/28

$1,961

Best flights from Seattle to Yellowknife
Discover carefully curated flight deals from Seattle to Yellowknife that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 31, 2025.

Sun 1/1811:55 amSEA - YZF

2 stops48h 45mWestJet

Sat 1/247:00 amYZF - SEA

2 stops28h 22mWestJet

Deal found 12/30

$422

Sun 1/1811:05 pmSEA - YZF

1 stop16h 50mMultiple Airlines

Sat 1/247:00 amYZF - SEA

1 stop8h 38mMultiple Airlines

Deal found 12/29

$445

Mon 1/193:40 pmSEA - YZF

1 stop7h 29mAir Canada

Thu 1/221:00 amYZF - SEA

2 stops19h 16mAir Canada

Deal found 12/29

$489

Mon 1/193:40 pmSEA - YZF

1 stop7h 29mUnited Airlines

Fri 1/235:25 amYZF - SEA

2 stops35h 19mUnited Airlines

Deal found 12/30

$500

Mon 1/1911:55 amSEA - YZF

2 stops24h 45mWestJet

Fri 1/232:25 pmYZF - SEA

1 stop25h 13mWestJet

Deal found 12/28

$431

Last-minute flights from Seattle to Yellowknife
Discover last-minute flight deals from Seattle to Yellowknife. Data last updated December 31, 2025 and is based on user searches.

Sun 1/1811:55 amSEA - YZF

2 stops48h 45mWestJet

Sat 1/247:00 amYZF - SEA

2 stops28h 22mWestJet

Deal found 12/30

$422

Sun 1/1811:05 pmSEA - YZF

1 stop16h 50mMultiple Airlines

Sat 1/247:00 amYZF - SEA

1 stop8h 38mMultiple Airlines

Deal found 12/29

$445

Mon 1/1911:55 amSEA - YZF

2 stops24h 45mWestJet

Fri 1/232:25 pmYZF - SEA

1 stop25h 13mWestJet

Deal found 12/28

$431

Mon 1/193:40 pmSEA - YZF

1 stop7h 29mAir Canada

Thu 1/221:00 amYZF - SEA

2 stops19h 16mAir Canada

Deal found 12/29

$489

Mon 1/193:40 pmSEA - YZF

1 stop7h 29mUnited Airlines

Fri 1/235:25 amYZF - SEA

2 stops35h 19mUnited Airlines

Deal found 12/30

$500

One-way flights from Seattle to Yellowknife
Search for one-way flight options from Seattle to Yellowknife. Find affordable one-way fares based on user searches. Data last updated December 31, 2025.

Wed 3/412:32 pmSEA - YZF

2 stops10h 37mUnited Airlines

Deal found 12/30

$168

Wed 3/411:08 pmSEA - YZF

3 stops39h 52mMultiple Airlines

Deal found 12/30

$193

Wed 3/45:50 amSEA - YZF

1 stop17h 19mAir Canada

Deal found 12/30

$265

Sun 3/157:45 pmSEA - YZF

2 stops16h 52mWestJet

Deal found 12/31

$314

Fri 2/133:10 pmSEA - YZF

1 stop6h 44mDelta

Deal found 12/30

$338

Fri 2/1311:08 pmSEA - YZF

2 stops22h 46mMultiple Airlines

Deal found 12/30

$423

Find flight deals from Seattle to Yellowknife

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 1 star
Round-trip from	$422 (FlightHub)
One-way from	$168 (United Airlines)
Popular in	December
Cheapest in	June
Average price	$711

Provider with most accurate pricing for Seattle/Tacoma Intl-Yellowknife flight deals.

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Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Yellowknife flights.

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From Seattle/Tacoma Intl to Yellowknife

Search Deals

One-way flight from Seattle/Tacoma Intl to Yellowknife

Search Deals

Highest demand for flights based on searches. 25% potential increase in price ($146 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 6% potential price decrease ($28 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in December 2025

Search Deals

Cheapflights Fare Finder

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

11:55 am-1:40 pm

2 stops48h 45m

Yellowknife

Sat 1/24

7:00 am-10:22 am

2 stops28h 22m

$422

SeattleYellowknife

SEA - YZF

SEAYZF

Seattle/Tacoma Intl

Mon 1/19

11:55 am-1:40 pm

2 stops24h 45m

Yellowknife

Fri 1/23

2:25 pm-2:38 pm

1 stop25h 13m

$431

SeattleYellowknife

SEA - YZF

SEAYZF

Seattle/Tacoma Intl

Sun 1/18

11:05 pm-4:55 pm

1 stop16h 50m

Yellowknife

Sat 1/24

7:00 am-2:38 pm

1 stop8h 38m

$445

SeattleYellowknife

SEA - YZF

SEAYZF

Seattle/Tacoma Intl

Mon 1/19

3:40 pm-12:09 am

1 stop7h 29m

Yellowknife

Thu 1/22

1:00 am-7:16 pm

2 stops19h 16m

$489

SeattleYellowknife

SEA - YZF

SEAYZF

Seattle/Tacoma Intl

Mon 1/19

3:40 pm-12:09 am

1 stop7h 29m

Yellowknife

Fri 1/23

5:25 am-3:44 pm

2 stops35h 19m

$500

SeattleYellowknife

SEA - YZF

SEAYZF

Seattle/Tacoma Intl

Wed 3/4

12:32 pm-12:09 am

2 stops10h 37m

$168

SeattleYellowknife

SEA - YZF

SEAYZF

Seattle/Tacoma Intl

Wed 3/4

11:08 pm-4:00 pm

3 stops39h 52m

$193

SeattleYellowknife

SEA - YZF

SEAYZF

Seattle/Tacoma Intl

Wed 3/4

5:50 am-12:09 am

1 stop17h 19m

$265

SeattleYellowknife

SEA - YZF

SEAYZF

Seattle/Tacoma Intl

Sun 3/15

7:45 pm-4:00 pm

2 stops19h 15m

$314

SeattleYellowknife

SEA - YZF

SEAYZF

Seattle/Tacoma Intl

Fri 2/13

3:10 pm-10:54 pm

1 stop6h 44m

$338

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/30

Showing 1-10 of 11 results

Most accurate provider: When it comes to deals on Seattle-Yellowknife flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Seattle-Yellowknife flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Seattle-Yellowknife flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Seattle-Yellowknife flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Seattle-Yellowknife flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Seattle to Yellowknife

Have a flexible travel schedule? Discover the best time to fly to Yellowknife from Seattle with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Reviews of airlines servicing Yellowknife

Read through reviews of airlines operating flights from Seattle to Yellowknife, such as WestJet and Air Canada. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

WestJet

7.2

Good

3,228 reviews

Reviews

1 / 20

4.0

Okay

Josh,Nov 2025

LAS - YEG

Very cramped seats, incredibly poor customer service when arriving at the airport.

WestJet

7.2

Good

3,228 reviews

WestJet

7.2

Good

3,228 reviews

Reviews

1 / 20

4.0

Okay

Josh,Nov 2025

LAS - YEG

Very cramped seats, incredibly poor customer service when arriving at the airport.

Air Canada

7.1

Good

10,571 reviews

WestJet

7.2

Good

3,228 reviews

Reviews

1 / 20

4.0

Okay

Josh,Nov 2025

LAS - YEG

Very cramped seats, incredibly poor customer service when arriving at the airport.

Related info for your journey

How long is the flight from Seattle to Yellowknife?
Airlines like WestJet fly from Seattle to Yellowknife in about 48h 45m. The time it takes to get you to your destination can typically vary by up to . The distance from Seattle to Yellowknife is about 1081 mi.
What are the cheapest airlines flying from Seattle to Yellowknife round-trip?
According to our current data, WestJet ($175), and Air Canada ($271) offers the cheapest pricing from Seattle to Yellowknife. Users have found that WestJet is 59% cheaper than the other options available to this destination.
Can I find deals for flights from Seattle to Yellowknife that include hotel bookings?
Yes. In addition to deals on Seattle to Yellowknife flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Seattle to Yellowknife?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seattle to Yellowknife.
Can I find deals for business class flights from Seattle to Yellowknife?
Yes. Cheapflights offers flight deals from Seattle to Yellowknife by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Seattle to Yellowknife

Portland to Yellowknife flights

Top 2 airlines flying from Seattle to Yellowknife

Airline	Cheapest	Average	Flexibility	On-time
WestJet	Cheapest$175	Average$284	FlexibilityNo cancel fee	On-time60%
Air Canada	Cheapest$271	Average$581	FlexibilityNo cancel fee	On-time67%

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$168+ Cheap flights from Seattle (SEA) to Yellowknife (YZF)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/4. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Seattle to Yellowknife with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Seattle to Yellowknife

Cheapest flights from Seattle to YellowknifeExplore the most affordable flight options available from Seattle to Yellowknife. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 31, 2025.

Explore the most affordable flight options available from Seattle to Yellowknife. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 31, 2025.

Find flight deals from Seattle to Yellowknife

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from Seattle to Yellowknife that are best for you.

Best time to book a flight from Seattle to Yellowknife

Have a flexible travel schedule? Discover the best time to fly to Yellowknife from Seattle with our price prediction graph.

Reviews of airlines servicing Yellowknife

Read through reviews of airlines operating flights from Seattle to Yellowknife, such as WestJet and Air Canada. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Seattle to Yellowknife. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

How long is the flight from Seattle to Yellowknife?

What are the cheapest airlines flying from Seattle to Yellowknife round-trip?

Can I find deals for flights from Seattle to Yellowknife that include hotel bookings?

How can I find direct flights from Seattle to Yellowknife?

Can I find deals for business class flights from Seattle to Yellowknife?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Seattle to Yellowknife

See prices for flight routes from nearby airports that may be better suited for you.

Top 2 airlines flying from Seattle to Yellowknife

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Cheapest flights from Seattle to Yellowknife
Explore the most affordable flight options available from Seattle to Yellowknife. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 31, 2025.