CA $149 Cheap Flight to King County

View CA $149 flight on Sun, May 24, 2026Opens in a new window

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Popular airlines to King County

  • Alaska Airlines

  • Delta

  • American Airlines

  • United

  • Southwest Airlines

  • Frontier Airlines

  • JetBlue Airways

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How much is the cheapest flight to King County?

Prices were available within the past 7 days and start at CA $149 for one-way flights and CA $282 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Sat, Apr 18 - Sat, Apr 25
YVR
Vancouver
SEA
Seattle
CA $282 Roundtrip, just found
CA $282
Roundtrip
just found
Select Alaska Airlines flight, departing Sat, Apr 18 from Vancouver to Seattle, returning Sat, Apr 25, priced at CA $282 just found
Delta
Sat, Apr 18 - Sat, Apr 25
YVR
Vancouver
SEA
Seattle
CA $282 Roundtrip, just found
CA $282
Roundtrip
just found
Select Delta flight, departing Sat, Apr 18 from Vancouver to Seattle, returning Sat, Apr 25, priced at CA $282 just found
Air Canada
Sat, Apr 18 - Sat, Apr 25
YVR
Vancouver
SEA
Seattle
CA $282 Roundtrip, just found
CA $282
Roundtrip
just found
Select Air Canada flight, departing Sat, Apr 18 from Vancouver to Seattle, returning Sat, Apr 25, priced at CA $282 just found
United
Tue, Jun 9 - Tue, Jun 9
YVR
Vancouver
SEA
Seattle
CA $282 Roundtrip, found 15 hours ago
CA $282
Roundtrip
found 15 hours ago
Select United flight, departing Tue, Jun 9 from Vancouver to Seattle, returning Tue, Jun 9, priced at CA $282 found 15 hours ago
United
Tue, May 12 - Wed, Jun 10
YVR
Vancouver
SEA
Seattle
CA $290 Roundtrip, just found
CA $290
Roundtrip
just found
Select United flight, departing Tue, May 12 from Vancouver to Seattle, returning Wed, Jun 10, priced at CA $290 just found
Air Canada
Fri, Aug 28 - Mon, Aug 31
YYC
Calgary
SEA
Seattle
CA $296 Roundtrip, just found
CA $296
Roundtrip
just found
Select Air Canada flight, departing Fri, Aug 28 from Calgary to Seattle, returning Mon, Aug 31, priced at CA $296 just found
Harbour Air Seaplanes
Sat, Apr 18 - Sat, Apr 25
CXH
Vancouver
LKE
Seattle
CA $298 Roundtrip, just found
CA $298
Roundtrip
just found
Select Harbour Air Seaplanes flight, departing Sat, Apr 18 from Vancouver to Seattle, returning Sat, Apr 25, priced at CA $298 just found
Air Canada
Sat, May 23 - Mon, May 25
YYZ
Toronto
SEA
Seattle
CA $350 Roundtrip, just found
CA $350
Roundtrip
just found
Select Air Canada flight, departing Sat, May 23 from Toronto to Seattle, returning Mon, May 25, priced at CA $350 just found
WestJet
Thu, Apr 23 - Wed, Apr 29
YYZ
Toronto
SEA
Seattle
CA $350 Roundtrip, just found
CA $350
Roundtrip
just found
Select WestJet flight, departing Thu, Apr 23 from Toronto to Seattle, returning Wed, Apr 29, priced at CA $350 just found
Air Canada
Sat, Apr 25 - Sun, Apr 26
YEG
Edmonton
SEA
Seattle
CA $357 Roundtrip, found 1 day ago
CA $357
Roundtrip
found 1 day ago
Select Air Canada flight, departing Sat, Apr 25 from Edmonton to Seattle, returning Sun, Apr 26, priced at CA $357 found 1 day ago

Trending flights to King County

These prices were available within the past 7 days. Prices quoted are per person, return, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Fri, Aug 28 - Mon, Aug 31
YYC
Calgary
SEA
Seattle
CA $296 Roundtrip, just found
CA $296
Roundtrip
just found
Select Air Canada flight, departing Fri, Aug 28 from Calgary to Seattle, returning Mon, Aug 31, priced at CA $296 just found

Frequently asked questions

How do I find cheap flights to King County that have flexible change policies?
At Expedia, we've been channeling our inner contortionist to provide you with the most flexible airfares available. Simply click on "No change fee" right under the "Flexible change policies" heading to find the best flights to King County.
Which airlines fly to King County?
You can take your pick of a range of airlines with flights into or near King County. A few of your top options are:

  • Alaska Airlines - 7,593 flights to or near King County each month, including 7,593 flights to Seattle - Tacoma Intl. Airport (SEA) per month.
  • Delta - 3,694 flights to or near King County each month, including 3,694 flights to Seattle - Tacoma Intl. Airport (SEA) per month.
  • United Airlines - 594 flights to or near King County each month, including 594 flights to Seattle - Tacoma Intl. Airport (SEA) per month.

How can I find cheap tickets to King County?
You'll always pick up an awesome deal with Expedia, but our "flexible dates" feature makes it even easier. Enter your preferred travel date, then click on the flexible dates link above to reveal the cheapest prices for nearby days. CA $282 was the best price for a flight to King County in the last seven days.
How much is a flight to King County?
There were lots of low-cost fares for the taking in the last seven days, with the cost of a return airfare to King County ranging between CA $282 and CA $357. Many lucky vacationers locked in one-way seats from Vancouver (CXH) for as low as CA $149.
What are the most popular airports to fly into in King County?
Depending on your airline and where you're coming from, one of these main airports will be your entry point to King County:

  • Seattle - Tacoma Intl. Airport (SEA) - 13,152 flights per month.
  • Boeing Field Airport (BFI) - 121 flights per month.

When is the cheapest time to fly to King County?
Jet off early in the week to get the best airfare to King County. Tuesday is generally the most economical day to depart, followed by Monday. Saturday often has the highest fares. This is because many people like to kick off their trip on a weekend.
How much is a plane ticket to King County?
In the last seven days, plane tickets cost between CA $282 and CA $357. Scroll through our fabulous deals to King County, make a booking and then start packing!
What months are the cheapest to book a flight to King County?
A great month to book budget flights to King County is February. Keep in mind that in the United States, an expensive time to reserve a seat is during the month of December.

Book with confidence

Top Travel Tips for Flying to King County

Get ready for an incredible adventure as you embark on your journey to King County. With Expedia, finding the perfect flights is a breeze. Discover valuable travel insights and expert tips to ensure a seamless and enjoyable trip to this captivating destination.

Unleash Your Wanderlust

Pack your bags, secure your flights to King County, and let Expedia be your trusted companion in fulfilling your travel dreams. Our wide selection of flights offers you the flexibility to explore King County in your own unique style. Experience the trip of a lifetime with just a click, courtesy of Expedia.

Unbeatable Value with Expedia

At Expedia, we understand the importance of budget-friendly travel. That's why we are dedicated to bringing you the best deals on affordable and cheap flights from the UK to King County. Experience the perfect balance between adventure and savings with our competitively-priced roundtrip and one-way flight options.

Endless Flight Choices

With 20 different airlines flying to King County, you have a world of options at your fingertips. Whether you're a spontaneous traveler or a meticulous planner, find the flights that suit your schedule and preferences seamlessly. Explore last-minute deals or plan ahead with ease.

Empowering Your Decision

We believe in putting you in control of your travel choices. Our extensive range of airline tickets to King County caters to every budget, starting from the lowest price CA $149. Enjoy the freedom to choose the perfect flights that align with your needs and desires.

Effortless Booking Process

Experience a hassle-free booking journey with Expedia. Whether you're seeking a red-eye flight, a direct route to a specific airport, or one-way flights to King County, our streamlined booking process ensures convenience and efficiency. Download our mobile booking app to reserve your flights anytime, anywhere.

Your Adventure Awaits

It's time to make your dreams a reality. Book your airfare to King County today with Expedia. Begin crafting your unique travel story and get ready for an unforgettable experience that caters to your tastes and budget.

Start your journey now and let the adventure unfold.

Top Travel Tips for Flying to King County

Travel information

King County Flights Information

Airlines serving
Harbour Air Seaplanes, Alaska Airlines, Delta, Air Canada, United, WestJet
Roundtrip price
from CA $282
King County Flights Information

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