Cheap Flights to King County

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

  • JetBlue Airways

    JetBlue Airways

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Popular cities in King County

FlightsFlights

Seattle

Seattle

Cheapest Flights to King County

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Wed, 24 Sep. - Tue, 30 Sep.
SFO
San Francisco
SEA
Seattle
AU$180 Return, found 9 hours ago
AU$180
Return
found 9 hours ago
Select Alaska Airlines flight, departing Wed, 24 Sep. from San Francisco to Seattle, returning Tue, 30 Sep., priced at AU$180 found 9 hours ago
Alaska Airlines
Wed, 24 Sep. - Tue, 30 Sep.
SFO
San Francisco
PAE
Seattle
AU$210 Return, found 9 hours ago
AU$210
Return
found 9 hours ago
Select Alaska Airlines flight, departing Wed, 24 Sep. from San Francisco to Seattle, returning Tue, 30 Sep., priced at AU$210 found 9 hours ago
Delta
Wed, 24 Sep. - Tue, 30 Sep.
SFO
San Francisco
SEA
Seattle
AU$211 Return, found 9 hours ago
AU$211
Return
found 9 hours ago
Select Delta flight, departing Wed, 24 Sep. from San Francisco to Seattle, returning Tue, 30 Sep., priced at AU$211 found 9 hours ago
Alaska Airlines
Thu, 25 Sep. - Mon, 29 Sep.
LAS
Las Vegas
SEA
Seattle
AU$236 Return, found 6 days ago
AU$236
Return
found 6 days ago
Select Alaska Airlines flight, departing Thu, 25 Sep. from Las Vegas to Seattle, returning Mon, 29 Sep., priced at AU$236 found 6 days ago
Alaska Airlines
Thu, 25 Sep. - Mon, 29 Sep.
LAS
Las Vegas
PAE
Seattle
AU$243 Return, found 6 days ago
AU$243
Return
found 6 days ago
Select Alaska Airlines flight, departing Thu, 25 Sep. from Las Vegas to Seattle, returning Mon, 29 Sep., priced at AU$243 found 6 days ago
American Airlines
Thu, 6 Nov. - Sat, 8 Nov.
LAX
Los Angeles
SEA
Seattle
AU$271 Return, found 4 hours ago
AU$271
Return
found 4 hours ago
Select American Airlines flight, departing Thu, 6 Nov. from Los Angeles to Seattle, returning Sat, 8 Nov., priced at AU$271 found 4 hours ago
Hawaiian Airlines
Tue, 23 Sep. - Tue, 23 Sep.
LAX
Los Angeles
SEA
Seattle
AU$277 Return, found 1 day ago
AU$277
Return
found 1 day ago
Select Hawaiian Airlines flight, departing Tue, 23 Sep. from Los Angeles to Seattle, returning Tue, 23 Sep., priced at AU$277 found 1 day ago
Alaska Airlines
Sat, 15 Nov. - Wed, 19 Nov.
LAX
Los Angeles
PAE
Seattle
AU$302 Return, found 2 days ago
AU$302
Return
found 2 days ago
Select Alaska Airlines flight, departing Sat, 15 Nov. from Los Angeles to Seattle, returning Wed, 19 Nov., priced at AU$302 found 2 days ago
United
Wed, 24 Sep. - Tue, 30 Sep.
SFO
San Francisco
SEA
Seattle
AU$317 Return, found 9 hours ago
AU$317
Return
found 9 hours ago
Select United flight, departing Wed, 24 Sep. from San Francisco to Seattle, returning Tue, 30 Sep., priced at AU$317 found 9 hours ago
American Airlines
Thu, 15 Jan. - Sat, 24 Jan.
BNE
Brisbane
SEA
Seattle
AU$1,210 Return, found 2 days ago
AU$1,210
Return
found 2 days ago
Select American Airlines flight, departing Thu, 15 Jan. from Brisbane to Seattle, returning Sat, 24 Jan., priced at AU$1,210 found 2 days ago

King County Flights

When was the last time you embarked on a grand adventure? Whether it was last month or years ago, there’s never been a better time to start planning your next big trip. Book tickets to King County today and get ready to build your travel itinerary, from exploring the area with your family to recharging in the change of scenery. During your stay, visit the must-see attractions, chow down on the local cuisine, and relish in a holiday state of mind. However you decide to spend your upcoming trip, we’re here to make your travel plans easy and affordable.

Book Your King County Airfare

At Expedia.com.au, it’s simple to find cheap flights to King County that won’t cause your wallet to flinch. Browse through our inventory of King County flights and find airfare matching your preferred times and dates. Looking for a red-eye flight or an afternoon departure? Don’t worry, we’ve got you covered. You can even take advantage of our convenient My Scratchpad online feature, which lets you track your search results with ease. No more excuses; book your travel arrangements with us today to make your dream trip a reality.

King County Flights Information

Airlines serving
Alaska Airlines, Hawaiian Airlines, Delta, American Airlines, United
Roundtrip price
from AU$180

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 AU$180.
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 AU$180 and AU$1,210. Many lucky travellers nabbed one-way tickets from San Francisco (SFO) for only AU$90.
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 travelling 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 AU$180 to AU$1,210.
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.

Delta
Sun, 1 Feb. - Wed, 11 Feb.
MEL
Melbourne
SEA
Seattle
AU$1,181 Return, found 4 days ago
AU$1,181
Return
found 4 days ago
Select Delta flight, departing Sun, 1 Feb. from Melbourne to Seattle, returning Wed, 11 Feb., priced at AU$1,181 found 4 days ago
*Available to Expedia members.