Flights To King County - Cheap Flights Starting at CA $129

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Flights
Seattle

How Much Does it Cost To Fly To King County?

Prices found within past 7 days. Prices and availability subject to change. Additional terms may apply.

Thu, Jul 23 - Tue, Aug 4
CXH
Vancouver Harbour Seaplane Base
LKE
Lake Union Seaplane Base
CA $258 Roundtrip, found 6 hours ago
CA $258
Roundtrip
found 6 hours ago
Select Harbour Air Seaplanes flight, departing Thu, Jul 23 from Vancouver Harbour Seaplane Base to Lake Union Seaplane Base, returning Tue, Aug 4, priced at CA $258 found 6 hours ago
Sat, Aug 8 - Sat, Aug 15
YWH
Victoria Inner Harbour Seaplane Base
LKE
Lake Union Seaplane Base
CA $258 Roundtrip, found 15 hours ago
CA $258
Roundtrip
found 15 hours ago
Select Harbour Air Seaplanes flight, departing Sat, Aug 8 from Victoria Inner Harbour Seaplane Base to Lake Union Seaplane Base, returning Sat, Aug 15, priced at CA $258 found 15 hours ago
Thu, Jul 2 - Thu, Jul 9
CXH
Vancouver Harbour Seaplane Base
LKE
Lake Union Seaplane Base
CA $278 Roundtrip, found 2 days ago
CA $278
Roundtrip
found 2 days ago
Select Harbour Air Seaplanes flight, departing Thu, Jul 2 from Vancouver Harbour Seaplane Base to Lake Union Seaplane Base, returning Thu, Jul 9, priced at CA $278 found 2 days ago
Thu, Jun 11 - Mon, Jun 15
CXH
Vancouver Harbour Seaplane Base
LKE
Lake Union Seaplane Base
CA $304 Roundtrip, found 7 hours ago
CA $304
Roundtrip
found 7 hours ago
Select Harbour Air Seaplanes flight, departing Thu, Jun 11 from Vancouver Harbour Seaplane Base to Lake Union Seaplane Base, returning Mon, Jun 15, priced at CA $304 found 7 hours ago
Sat, Aug 29 - Wed, Sep 2
CXH
Vancouver Harbour Seaplane Base
LKE
Lake Union Seaplane Base
CA $311 Roundtrip, found 8 hours ago
CA $311
Roundtrip
found 8 hours ago
Select Harbour Air Seaplanes flight, departing Sat, Aug 29 from Vancouver Harbour Seaplane Base to Lake Union Seaplane Base, returning Wed, Sep 2, priced at CA $311 found 8 hours ago
Mon, Sep 21 - Tue, Sep 29
BWI
Baltimore Washington Intl. Thurgood Marshall
SEA
Seattle - Tacoma Intl.
CA $312 Roundtrip, found 3 days ago
CA $312
Roundtrip
found 3 days ago
Select Delta flight, departing Mon, Sep 21 from Baltimore Washington Intl. Thurgood Marshall to Seattle - Tacoma Intl., returning Tue, Sep 29, priced at CA $312 found 3 days ago
Mon, Sep 21 - Tue, Sep 29
BWI
Baltimore Washington Intl. Thurgood Marshall
SEA
Seattle - Tacoma Intl.
CA $313 Roundtrip, found 3 days ago
CA $313
Roundtrip
found 3 days ago
Select Delta flight, departing Mon, Sep 21 from Baltimore Washington Intl. Thurgood Marshall to Seattle - Tacoma Intl., returning Tue, Sep 29, priced at CA $313 found 3 days ago
Tue, Aug 18 - Tue, Aug 25
BWI
Baltimore Washington Intl. Thurgood Marshall
SEA
Seattle - Tacoma Intl.
CA $347 Roundtrip, found 3 days ago
CA $347
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Tue, Aug 18 from Baltimore Washington Intl. Thurgood Marshall to Seattle - Tacoma Intl., returning Tue, Aug 25, priced at CA $347 found 3 days ago
Mon, Sep 21 - Tue, Sep 29
BWI
Baltimore Washington Intl. Thurgood Marshall
SEA
Seattle - Tacoma Intl.
CA $362 Roundtrip, found 3 days ago
CA $362
Roundtrip
found 3 days ago
Select American Airlines flight, departing Mon, Sep 21 from Baltimore Washington Intl. Thurgood Marshall to Seattle - Tacoma Intl., returning Tue, Sep 29, priced at CA $362 found 3 days ago
OriginDestinationTravel datesFlights from*
SFOSeattleAugust 8 to August 12CA $217
LAXSeattleJuly 16 to July 20CA $272
SFOEverettAugust 19 to September 16CA $274
LAXEverettAugust 19 to August 26CA $299
HKGSeattleJune 24 to September 4CA $993
PEKSeattleJune 29 to July 29CA $1,052
PVGSeattleJune 10 to September 4CA $1,215
CANSeattleJune 18 to June 24CA $1,315
XIYSeattleJuly 23 to August 14CA $2,075
HKGEverettSeptember 7 to February 13CA $6,084
*Prices include taxes and fees
OriginDestinationTravel datesFlights from*
SFOSeattleMay 31 to June 7CA $729
LAXEverettMay 29 to June 2CA $754
LAXEverettMay 29 to June 2CA $754
SFOEverettMay 29 to June 7CA $756
*Prices include taxes and fees
Price found within the past 48 hours. Click for updated prices.
Mayflower Park Hotel
4.0-star property

Mayflower Park Hotel

Jul 16 - Jul 19

3 night stay

Kelowna (YLW) to Seattle (SEA)

Alaska Airlines • Coach

Seattle (SEA) to Kelowna (YLW)

Air Canada • Coach
Price was CA $1,904, price is now CA $1,329 per person
CA $1,329
per person
found 15 hours ago
The Alexis Royal Sonesta Hotel Seattle
4.0-star property

The Alexis Royal Sonesta Hotel Seattle

Jul 16 - Jul 19

3 night stay

Kelowna (YLW) to Seattle (SEA)

Alaska Airlines • Coach

Seattle (SEA) to Kelowna (YLW)

Air Canada • Coach
Price was CA $2,324, price is now CA $1,548 per person
CA $1,548
per person
found 15 hours ago
1 Hotel Seattle
5.0-star property

1 Hotel Seattle

Jun 19 - Jun 21

2 night stay

Calgary (YYC) to Seattle (SEA)

Air Canada • Non-stop roundtrip • Coach
Price was CA $2,618, price is now CA $1,825 per person
CA $1,825
per person
found 16 hours ago
Don't see what you're looking for?
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Travelers ❤️ These King County 🏨

Mediterranean Inn

Mediterranean Inn

3 out of 5
425 Queen Anne Ave N Seattle WA
Book a stay at this business-friendly hotel in Seattle. Enjoy free WiFi, a rooftop terrace, and a 24-hour fitness center. Our guests praise the helpful staff and the convenient parking in our reviews. Popular attractions Seattle Center and Space Needle are located nearby.
9.4/10 Exceptional! (5,860 reviews)
"We like our room and the view of the rooftop . Thank you very much ."

Reviewed on May 27, 2026

Opens in a new windowMediterranean Inn
The Belltown Inn

The Belltown Inn

2.5 out of 5
2301 3rd Avenue Seattle WA
Book a stay at this business-friendly hotel in Seattle. Enjoy free WiFi, a rooftop terrace, and free bicycles on site. Our guests praise the helpful staff and the clean rooms in our reviews. Popular attractions Bell Street Cruise Terminal at Pier 66 and Pike Place Market are located nearby.
9.4/10 Exceptional! (4,513 reviews)
"Every staff member was responsive, attentive and genuine."

Reviewed on May 27, 2026

Opens in a new windowThe Belltown Inn
DoubleTree by Hilton Seattle Airport

DoubleTree by Hilton Seattle Airport

4 out of 5
18740 International Boulevard SeaTac WA
Book a stay at this business-friendly hotel in SeaTac. Enjoy free WiFi, 2 restaurants, and breakfast (surcharge). Our guests praise the helpful staff and the clean rooms in our reviews. Popular attractions Westfield Southcenter Mall and Silver Dollar Casino are located nearby.
7.8/10 Good! (3,097 reviews)
"The staff was not helpful rude.. the rooms were old and heavy fragrance in the room we all had sinus issues after staying"

Reviewed on May 26, 2026

Opens in a new windowDoubleTree by Hilton Seattle Airport
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Executive Hotel Pacific

Executive Hotel Pacific

3 out of 5
400 Spring St Seattle WA
Stay at this hotel in Seattle. Enjoy free WiFi, breakfast (surcharge), and a 24-hour fitness center. Our guests praise the helpful staff and the clean rooms in our reviews. Popular attractions Seattle Waterfront and Pike Place Market are located nearby.
8/10 Very Good! (4,853 reviews)
"Ac was not working"

Reviewed on May 27, 2026

Opens in a new windowExecutive Hotel Pacific
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.

Frequently asked questions

How much is the cheapest flight to King County?
The next trip you take doesn't have to make a huge dent in your finances. During the last seven days, the cheapest roundtrip flight to King County cost CA $217. Find the best deal and spend the dollars you save on fantastic experiences. This price was available on Travelocity for flights to King County departing within the next year. Prices and availability are subject to change. Additional terms apply.
Which airlines fly to King County?
There are 17 airline companies that can take you to King County. If you're considering an escape to Seattle, opt for Alaska Airlines. This renowned carrier operates roughly 8,870 services per month to King County's gateway city.
What is the cheapest month to fly to King County?
Make sure you leave July empty in your calendar, because it's the most affordable time to jet out to King County. That's based on Travelocity's direct flight demand from January to December last year. With more money in your wallet, you can upgrade your hotel booking, go for a fancy dinner or whatever makes you happy.
How can I check my flight status to King County?
"Trips" should be your first stop when it comes to the details of your flight to King County. The Travelocity customer portal allows you to organize everything in the one place, from checking the status of your flight to making changes to your booking. Click on Trips at the top of the Travelocity homepage and then create an account or sign in. You can also download the Travelocity app and access your information while you're on the move. Whether you've got the family flying with you or you're a lone adventurer, all your bookings are right at your fingertips.
How do I find the best deals on flights to King County?
It pays to book ahead, and if possible, avoid flying during peak periods. Another great way to save is by clicking the "Flexible dates" box at the top of the page after searching for your flights. It's an easy way to compare prices for surrounding days. In the last seven days, the best price for a return flight to King County was CA $217. This price was available on Travelocity for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
Why should I book my flight to King County with Travelocity?
From cheap flights to King County to activities and all-inclusive resorts, Travelocity is your one-stop shop for exciting adventures. With everything you need in one convenient place, you can enjoy more time thinking about the fun things you'll be discovering in King County and less time on the nitty-gritty of travel planning. Plus with our Price Match Guarantee and 24/7 customer assistance, our mission is to make your next getaway a fabulous one.
What are the most popular flight routes to King County?
If you have plans to board a flight to King County, here are some major routes that'll get you there:

  • Los Angeles, CA (LAX-Los Angeles Intl.) to Seattle - Tacoma Intl. Airport (SEA) - 5,286 flights a month.
  • Spokane, WA (GEG-Spokane Intl.) to Seattle - Tacoma Intl. Airport (SEA) - 4,277 flights a month.
  • Anchorage, AK (ANC-Ted Stevens Anchorage Intl.) to Seattle - Tacoma Intl. Airport (SEA) - 4,030 flights a month.

How much is a flight to King County on average?
Tickets for roundtrip flights to King County were priced between CA $217 and CA $6,084 in the last seven days. As soon as you see a terrific deal, snap it up and get ready to take off on your dream getaway with Travelocity. These prices were available on Travelocity for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.