Cheap Flights to King County | Popular Routes to King County from HK$3,244

Popular airlines to King County

  • United

    United

  • Delta

    Delta

  • Air Canada

    Air Canada

  • EVA Airways

    EVA Airways

  • American Airlines

    American Airlines

  • All Nippon Airways

    All Nippon Airways

  • Korean Air

    Korean Air

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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$3,244 for one-way flights and HK$4,148 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Thu, 16 Oct - Thu, 23 Oct
ICN
Seoul
SEA
Seattle
HK$4,148 Return, found 6 days ago
HK$4,148
Return
found 6 days ago
Select United flight, departing Thu, 16 Oct from Seoul to Seattle, returning Thu, 23 Oct, priced at HK$4,148 found 6 days ago
Asiana Airlines
Fri, 5 Dec - Sun, 14 Dec
ICN
Seoul
SEA
Seattle
HK$4,267 Return, found 5 days ago
HK$4,267
Return
found 5 days ago
Select Asiana Airlines flight, departing Fri, 5 Dec from Seoul to Seattle, returning Sun, 14 Dec, priced at HK$4,267 found 5 days ago
Delta
Thu, 18 Sep - Wed, 1 Oct
ICN
Seoul
SEA
Seattle
HK$4,650 Return, found 4 hours ago
HK$4,650
Return
found 4 hours ago
Select Delta flight, departing Thu, 18 Sep from Seoul to Seattle, returning Wed, 1 Oct, priced at HK$4,650 found 4 hours ago
Air Canada
Fri, 5 Dec - Sun, 14 Dec
ICN
Seoul
SEA
Seattle
HK$4,660 Return, found 5 days ago
HK$4,660
Return
found 5 days ago
Select Air Canada flight, departing Fri, 5 Dec from Seoul to Seattle, returning Sun, 14 Dec, priced at HK$4,660 found 5 days ago
Korean Air
Thu, 16 Oct - Thu, 23 Oct
ICN
Seoul
SEA
Seattle
HK$4,674 Return, found 6 days ago
HK$4,674
Return
found 6 days ago
Select Korean Air flight, departing Thu, 16 Oct from Seoul to Seattle, returning Thu, 23 Oct, priced at HK$4,674 found 6 days ago
Korean Air
Sun, 14 Sep - Thu, 25 Sep
HKG
Hong Kong SAR
SEA
Seattle
HK$4,925 Return, found 19 hours ago
HK$4,925
Return
found 19 hours ago
Select Korean Air flight, departing Sun, 14 Sep from Hong Kong SAR to Seattle, returning Thu, 25 Sep, priced at HK$4,925 found 19 hours ago
STARLUX Airlines
Wed, 1 Oct - Wed, 8 Oct
HKG
Hong Kong SAR
SEA
Seattle
HK$5,246 Return, found 1 hour ago
HK$5,246
Return
found 1 hour ago
Select STARLUX Airlines flight, departing Wed, 1 Oct from Hong Kong SAR to Seattle, returning Wed, 8 Oct, priced at HK$5,246 found 1 hour ago
China Airlines
Tue, 30 Sep - Wed, 8 Oct
HKG
Hong Kong SAR
SEA
Seattle
HK$5,363 Return, found 2 hours ago
HK$5,363
Return
found 2 hours ago
Select China Airlines flight, departing Tue, 30 Sep from Hong Kong SAR to Seattle, returning Wed, 8 Oct, priced at HK$5,363 found 2 hours ago
Hainan Airlines
Wed, 17 Sep - Sat, 27 Sep
HKG
Hong Kong SAR
SEA
Seattle
HK$5,503 Return, found 19 hours ago
HK$5,503
Return
found 19 hours ago
Select Hainan Airlines flight, departing Wed, 17 Sep from Hong Kong SAR to Seattle, returning Sat, 27 Sep, priced at HK$5,503 found 19 hours ago
Asiana Airlines
Sun, 5 Oct - Sun, 19 Oct
PEK
Beijing
SEA
Seattle
HK$5,747 Return, found 1 hour ago
HK$5,747
Return
found 1 hour ago
Select Asiana Airlines flight, departing Sun, 5 Oct from Beijing to Seattle, returning Sun, 19 Oct, priced at HK$5,747 found 1 hour ago
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$4,148.
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$4,148 and HK$5,747. Many lucky travellers nabbed one-way tickets from Hong Kong SAR (HKG) for only HK$3,244.
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$4,148 to HK$5,747.
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.

Korean Air
Sun, 14 Sep - Thu, 25 Sep
HKG
Hong Kong SAR
SEA
Seattle
HK$4,925 Return, found 19 hours ago
HK$4,925
Return
found 19 hours ago
Select Korean Air flight, departing Sun, 14 Sep from Hong Kong SAR to Seattle, returning Thu, 25 Sep, priced at HK$4,925 found 19 hours ago
*Available to Expedia members.