Cheap Flights to King County

View NZ$117 flight on Sun, 21 June 2026Opens in a new window

Popular airlines to King County

  • Alaska Airlines

  • Delta

  • American Airlines

  • United

  • Southwest Airlines

  • Frontier Airlines

  • JetBlue Airways

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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.

Delta
Sun, 24 May - Thu, 28 May
SFO
San Francisco
SEA
Seattle
NZ$234 Return, found 3 days ago
NZ$234
Return
found 3 days ago
Select Delta flight, departing Sun, 24 May from San Francisco to Seattle, returning Thu, 28 May, priced at NZ$234 found 3 days ago
Alaska Airlines
Wed, 13 May - Sun, 17 May
DEN
Denver
SEA
Seattle
NZ$268 Return, found 2 days ago
NZ$268
Return
found 2 days ago
Select Alaska Airlines flight, departing Wed, 13 May from Denver to Seattle, returning Sun, 17 May, priced at NZ$268 found 2 days ago
Delta
Wed, 20 May - Wed, 27 May
DEN
Denver
SEA
Seattle
NZ$268 Return, found 2 days ago
NZ$268
Return
found 2 days ago
Select Delta flight, departing Wed, 20 May from Denver to Seattle, returning Wed, 27 May, priced at NZ$268 found 2 days ago
Delta
Wed, 13 May - Sun, 17 May
DEN
Denver
SEA
Seattle
NZ$285 Return, found 2 days ago
NZ$285
Return
found 2 days ago
Select Delta flight, departing Wed, 13 May from Denver to Seattle, returning Sun, 17 May, priced at NZ$285 found 2 days ago
Delta
Sun, 24 May - Thu, 28 May
SFO
San Francisco
SEA
Seattle
NZ$287 Return, found 3 days ago
NZ$287
Return
found 3 days ago
Select Delta flight, departing Sun, 24 May from San Francisco to Seattle, returning Thu, 28 May, priced at NZ$287 found 3 days ago
Delta
Tue, 19 May - Tue, 2 June
PHX
Phoenix
SEA
Seattle
NZ$290 Return, found 1 day ago
NZ$290
Return
found 1 day ago
Select Delta flight, departing Tue, 19 May from Phoenix to Seattle, returning Tue, 2 June, priced at NZ$290 found 1 day ago
Alaska Airlines
Wed, 20 May - Wed, 27 May
DEN
Denver
SEA
Seattle
NZ$295 Return, found 2 days ago
NZ$295
Return
found 2 days ago
Select Alaska Airlines flight, departing Wed, 20 May from Denver to Seattle, returning Wed, 27 May, priced at NZ$295 found 2 days ago
United
Tue, 8 Sept - Sat, 12 Sept
SFO
San Francisco
SEA
Seattle
NZ$447 Return, found 3 days ago
NZ$447
Return
found 3 days ago
Select United flight, departing Tue, 8 Sept from San Francisco to Seattle, returning Sat, 12 Sept, priced at NZ$447 found 3 days ago
American Airlines
Tue, 8 Sept - Sat, 12 Sept
SFO
San Francisco
SEA
Seattle
NZ$494 Return, found 3 days ago
NZ$494
Return
found 3 days ago
Select American Airlines flight, departing Tue, 8 Sept from San Francisco to Seattle, returning Sat, 12 Sept, priced at NZ$494 found 3 days ago
Air Tahiti Nui
Sat, 19 Dec - Tue, 5 Jan
AKL
Auckland
SEA
Seattle
NZ$1,687 Return, found 2 hours ago
NZ$1,687
Return
found 2 hours ago
Select Air Tahiti Nui flight, departing Sat, 19 Dec from Auckland to Seattle, returning Tue, 5 Jan, priced at NZ$1,687 found 2 hours 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 Tahiti Nui
Sat, 19 Dec - Tue, 5 Jan
AKL
Auckland
SEA
Seattle
NZ$1,687 Return, found 2 hours ago
NZ$1,687
Return
found 2 hours ago
Select Air Tahiti Nui flight, departing Sat, 19 Dec from Auckland to Seattle, returning Tue, 5 Jan, priced at NZ$1,687 found 2 hours ago

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 NZ$234.
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 NZ$234 and NZ$1,687. Many lucky travellers nabbed one-way tickets from San Francisco (SFO) for only NZ$117.
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 NZ$234 to NZ$1,687.
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.

Travel information

King County Flights Information

Airlines serving
Delta, Alaska Airlines, American Airlines, United, Air Tahiti Nui
Roundtrip price
from NZ$234
King County Flights Information

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