Cheap Flights to King County | Popular Routes to King County from HK$776

Popular airlines to King County

  • Alaska Airlines

    Alaska Airlines

  • Delta

    Delta

  • American Airlines

    American Airlines

  • United

    United

  • Southwest Airlines

    Southwest Airlines

  • Frontier Airlines

    Frontier Airlines

  • Air Canada

    Air Canada

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Popular cities in King County

FlightsFlights

Seattle

Seattle

Cheap round-trip flights to King County

Prices were available within the past 7 days and start at HK$776 for one-way flights and HK$1,229 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Sat, 10 Jan - Sat, 17 Jan
LAX
Los Angeles
SEA
Seattle
HK$1,229 Return, found 15 hours ago
HK$1,229
Return
found 15 hours ago
Select Delta flight, departing Sat, 10 Jan from Los Angeles to Seattle, returning Sat, 17 Jan, priced at HK$1,229 found 15 hours ago
United
Sat, 10 Jan - Sat, 17 Jan
LAX
Los Angeles
SEA
Seattle
HK$1,638 Return, found 15 hours ago
HK$1,638
Return
found 15 hours ago
Select United flight, departing Sat, 10 Jan from Los Angeles to Seattle, returning Sat, 17 Jan, priced at HK$1,638 found 15 hours ago
American Airlines
Sat, 17 Jan - Sun, 18 Jan
LAX
Los Angeles
SEA
Seattle
HK$1,638 Return, found 2 days ago
HK$1,638
Return
found 2 days ago
Select American Airlines flight, departing Sat, 17 Jan from Los Angeles to Seattle, returning Sun, 18 Jan, priced at HK$1,638 found 2 days ago
American Airlines
Sat, 17 Jan - Sun, 18 Jan
LAX
Los Angeles
PAE
Seattle
HK$1,767 Return, found 2 days ago
HK$1,767
Return
found 2 days ago
Select American Airlines flight, departing Sat, 17 Jan from Los Angeles to Seattle, returning Sun, 18 Jan, priced at HK$1,767 found 2 days ago
Alaska Airlines
Thu, 25 Dec - Sat, 3 Jan
LAX
Los Angeles
SEA
Seattle
HK$2,316 Return, found 3 days ago
HK$2,316
Return
found 3 days ago
Select Alaska Airlines flight, departing Thu, 25 Dec from Los Angeles to Seattle, returning Sat, 3 Jan, priced at HK$2,316 found 3 days ago
Air Canada
Sun, 8 Feb - Sat, 14 Feb
ICN
Seoul
SEA
Seattle
HK$4,291 Return, found 1 day ago
HK$4,291
Return
found 1 day ago
Select Air Canada flight, departing Sun, 8 Feb from Seoul to Seattle, returning Sat, 14 Feb, priced at HK$4,291 found 1 day ago
Air Canada
Thu, 23 Apr - Wed, 29 Apr
HKG
Hong Kong SAR
SEA
Seattle
HK$4,393 Return, found 3 days ago
HK$4,393
Return
found 3 days ago
Select Air Canada flight, departing Thu, 23 Apr from Hong Kong SAR to Seattle, returning Wed, 29 Apr, priced at HK$4,393 found 3 days ago
Philippine Airlines
Mon, 2 Feb - Sun, 15 Feb
HKG
Hong Kong SAR
SEA
Seattle
HK$4,581 Return, found 1 hour ago
HK$4,581
Return
found 1 hour ago
Select Philippine Airlines flight, departing Mon, 2 Feb from Hong Kong SAR to Seattle, returning Sun, 15 Feb, priced at HK$4,581 found 1 hour ago
United
Fri, 24 Apr - Sat, 9 May
TPE
Taipei
SEA
Seattle
HK$4,688 Return, found 6 days ago
HK$4,688
Return
found 6 days ago
Select United flight, departing Fri, 24 Apr from Taipei to Seattle, returning Sat, 9 May, priced at HK$4,688 found 6 days ago
Cathay Pacific
Fri, 24 Apr - Sat, 9 May
TPE
Taipei
SEA
Seattle
HK$4,696 Return, found 6 days ago
HK$4,696
Return
found 6 days ago
Select Cathay Pacific flight, departing Fri, 24 Apr from Taipei to Seattle, returning Sat, 9 May, priced at HK$4,696 found 6 days ago

About King County

Expedia offers flights to King County to meet every traveller's needs. Whatever your flight need - Expedia has the flight for you. So choose from flights to King County or destinations around the world and discover how easy it is to make your flight reservations on Expedia.

Frequently asked questions

How do I find cheap flights to King County that have flexible change policies?
We know that things can change in the blink of an eye, so locking in a flexible ticket with Expedia is always a clever idea. Tick the "No change fee" box underneath the "Flexible change policies" filter. Your low-cost, flexible flight to King County is only a few clicks away.
Which airlines fly to King County?
When you're ready to book your ticket to or near King County, these carriers look forward to welcoming you on board:

  • Alaska Airlines - 8,781 flights to or near King County each month, including 8,781 flights to Seattle - Tacoma Intl. Airport (SEA) per month.
  • Delta Air Lines - 4,186 flights to or near King County each month, including 4,186 flights to Seattle - Tacoma Intl. Airport (SEA) per month.
  • United Airlines - 828 flights to or near King County each month, including 828 flights to Seattle - Tacoma Intl. Airport (SEA) per month.

How can I find cheap tickets to King County?
Book in advance, fly in or out of nearby airports, avoid peak travel periods — there are plenty of ways! One more is to take advantage of Expedia's "flexible dates" feature. Search for your King County flight, then compare the prices for nearby dates. In the last seven days, the best price for a flight to King County was HK$1,229.
How much is a flight to King County?
There were plenty of affordable fares for the taking in the last seven days, with the price of a return flight to King County ranging between HK$1,229 and HK$4,696. Many lucky travellers nabbed one-way tickets from Los Angeles (LAX) for only HK$776.
What are the most popular airports to fly into in King County?
Depending on which carrier you travel with and departure city, one of these leading airports will be your entry point to King County:

  • Seattle - Tacoma Intl. Airport (SEA) - 15,456 flights per month.
  • Boeing Field Airport (BFI) - 247 flights per month.

When is the cheapest time to fly to King County?
If you'd prefer to spend your money experiencing King County rather than on your flight there, depart early in the week. The most cost-effective day to travel is generally Tuesday, with Monday running a close second. With many folks traveling over the weekend, Saturday often has the highest fares.
How much is a plane ticket to King County?
In the last seven days, plane fares to King County varied from HK$1,229 to HK$4,696.
What is the best time to go to King County?
A terrific time to check out Seattle is after June 20 when summer starts. In King County's most populated city, temperatures range from 13ºC to 24ºC during this time — glorious weather for touring around! March, April and May are the most popular months for tourists.
What months are the cheapest to book a flight to King County?
February is the cheapest month to reserve a seat for your King County adventure. Airfares cost the most over the festive month of December, so steer clear of this time if possible.

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
Thu, 23 Apr - Wed, 29 Apr
HKG
Hong Kong SAR
SEA
Seattle
HK$4,393 Return, found 3 days ago
HK$4,393
Return
found 3 days ago
Select Air Canada flight, departing Thu, 23 Apr from Hong Kong SAR to Seattle, returning Wed, 29 Apr, priced at HK$4,393 found 3 days ago
*Available to Expedia members.