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Cheap flights from Washington to Yellowknife from C$ 276

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/12. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — YZF
15 Oct — 22 Oct1
1 adult
1 adult, Economy

Cheap flight deals from Washington to Yellowknife

Keep the following information in mind while searching for Washington to Yellowknife flight deals. Data was last updated 15 September 2025.

Round-trip from

C$ 276

Popular in

November

Cheapest in

June

Average price

C$ 457
WestJet
  • WestJet
  • 8/12-13/12
  • 2 total stops
  • 32h 24m total
  • Washington to Yellowknife
Search Deals
Highest demand for flights based on searches. 28% potential increase in price (C$ 365 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 10% potential price decrease (C$ 89 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
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Find flight deals from Washington to Yellowknife

Cheapest flights from Washington to Yellowknife
Explore the most affordable flight options available from Washington to Yellowknife. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 September 2025.

Mon 8/123:40 p.m.SEA - YZF
1 stop7h 29mMultiple Airlines
Sat 13/122:25 p.m.YZF - SEA
1 stop24h 55mMultiple Airlines
Deal found 14/9C$ 276
Wed 15/102:55 p.m.SEA - YZF
1 stop8h 31mAir Canada
Wed 22/105:05 a.m.YZF - SEA
1 stop5h 16mAir Canada
Deal found 15/9C$ 293
Wed 29/1010:05 a.m.SEA - YZF
1 stop5h 39mAir Canada
Wed 5/117:00 a.m.YZF - SEA
2 stops8h 31mAir Canada
Deal found 14/9C$ 315
Mon 8/1210:05 a.m.SEA - YZF
1 stop13h 04mAir Canada
Sat 13/127:00 a.m.YZF - SEA
2 stops8h 31mAir Canada
Deal found 14/9C$ 320
Wed 15/106:35 a.m.SEA - YZF
2 stops16h 51mMultiple Airlines
Wed 22/105:05 a.m.YZF - SEA
1 stop5h 16mMultiple Airlines
Deal found 15/9C$ 395
Wed 29/1012:41 p.m.SEA - YZF
3 stops27h 03mUnited Airlines
Wed 5/115:25 a.m.YZF - SEA
3 stops16h 48mUnited Airlines
Deal found 14/9C$ 445
Sat 18/1010:00 a.m.SEA - YZF
1 stop6h 50mAir Canada
Tue 21/105:05 a.m.YZF - SEA
1 stop5h 16mAir Canada
Deal found 14/9C$ 543
Sat 18/108:40 a.m.SEA - YZF
2 stops28h 51mWestJet
Tue 21/102:00 p.m.YZF - SEA
1 stop6h 21mWestJet
Deal found 14/9C$ 576

Cheapflights Fare Finder

 
Customize your flight search to find flights from 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, Cheapflights users made 629,999 searches. Data last updated 15 September 2025.
Use the filters below to find and compare flights from Washington to Yellowknife that are best for you.

Fly from

Washington

Fly to

Yellowknife

Route

Depart

Return

Price

SeattleYellowknife

SEA - YZF

SEAYZF

Seattle/Tacoma Intl

Mon 8/12

3:40 p.m.-12:09 a.m.

1 stop7h 29m

Yellowknife

Sat 13/12

2:25 p.m.-2:20 p.m.

1 stop24h 55m

C$ 276

SeattleYellowknife

SEA - YZF

SEAYZF

Seattle/Tacoma Intl

Wed 29/10

10:05 a.m.-4:44 p.m.

1 stop5h 39m

Yellowknife

Wed 5/11

5:30 p.m.-10:06 p.m.

1 stop5h 36m

C$ 315

SeattleYellowknife

SEA - YZF

SEAYZF

Seattle/Tacoma Intl

Mon 8/12

8:00 p.m.-8:57 p.m.

2 stops23h 57m

Yellowknife

Sat 13/12

7:00 a.m.-2:31 p.m.

2 stops8h 31m

C$ 352

SeattleYellowknife

SEA - YZF

SEAYZF

Seattle/Tacoma Intl

Wed 15/10

6:35 a.m.-12:26 a.m.

2 stops16h 51m

Yellowknife

Wed 22/10

5:05 a.m.-9:21 a.m.

1 stop5h 16m

C$ 395

SeattleYellowknife

SEA - YZF

SEAYZF

Seattle/Tacoma Intl

Wed 29/10

12:41 p.m.-4:44 p.m.

3 stops27h 03m

Yellowknife

Wed 5/11

5:25 a.m.-9:13 p.m.

3 stops16h 48m

C$ 445

SeattleYellowknife

SEA - YZF

SEAYZF

Seattle/Tacoma Intl

Tue 13/1

3:10 p.m.-1:40 p.m.

1 stop21h 30m

Yellowknife

Sat 17/1

7:00 a.m.-2:31 p.m.

2 stops8h 31m

C$ 514

SeattleYellowknife

SEA - YZF

SEAYZF

Seattle/Tacoma Intl

Sat 18/10

10:00 a.m.-5:50 p.m.

1 stop6h 50m

Yellowknife

Tue 21/10

5:05 a.m.-9:21 a.m.

1 stop5h 16m

C$ 543

SeattleYellowknife

SEA - YZF

SEAYZF

Seattle/Tacoma Intl

Sat 18/10

8:40 a.m.-2:31 p.m.

2 stops28h 51m

Yellowknife

Tue 21/10

2:00 p.m.-7:21 p.m.

1 stop6h 21m

C$ 576

SeattleYellowknife

SEA - YZF

SEAYZF

Seattle/Tacoma Intl

Fri 26/12

3:10 p.m.-10:48 p.m.

1 stop6h 38m

C$ 739

SeattleYellowknife

SEA - YZF

SEAYZF

Seattle/Tacoma Intl

Fri 26/12

7:09 a.m.-10:48 p.m.

2 stops14h 39m

C$ 790

Flights are sorted by cheapest round-trip flights first.

Deals found on 13/9

Best time to book a flight from Washington to Yellowknife

Have a flexible travel schedule? Discover the best time to fly to Yellowknife from Washington 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.

Cheapflights Insights

Everything you need to know about your flight from Washington to Yellowknife
No data available for this route at this time. Please check back soon.

Related info for your journey

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

  • What airport do you fly into for flights to Yellowknife from Washington?

    Yellowknife (YZF) is the airport you will fly into if you book a flight from Washington to Yellowknife. It is only a 3.8 km journey from Yellowknife (YZF) to Yellowknife’s city centre.

  • How long is the flight from State of Washington to Yellowknife?

    A quick flight from State of Washington to Yellowknife can take about 5h 39m. Air Canada provides one of the quickest options available for as low as C$ 315. The distance between State of Washington and Yellowknife is about 1740 km.

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

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

  • How can I find direct flights from Washington to Yellowknife?

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

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

    Yes. Cheapflights offers flight deals from Washington 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.

  • What is the cheapest month to book a flight from State of Washington to Yellowknife?

    Currently, February is the cheapest month in which you can book a flight from State of Washington to Yellowknife (average of C$ 258). Flying from State of Washington to Yellowknife in March is currently the most expensive (average of C$ 508). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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