Cheap Flights to Hat Island from HK$378

View HK$378 flight on Sun, 8 Mar 2026Opens in a new window

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Cheap round-trip flights to Hat Island

Prices were available within the past 7 days and start at HK$378 for one-way flights and HK$767 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Fri, 13 Mar - Fri, 20 Mar
SFO
San Francisco
SEA
Seattle
HK$767 Return, found 4 days ago
HK$767
Return
found 4 days ago
Select Delta flight, departing Fri, 13 Mar from San Francisco to Seattle, returning Fri, 20 Mar, priced at HK$767 found 4 days ago
United
Sat, 21 Feb - Wed, 25 Feb
SFO
San Francisco
SEA
Seattle
HK$1,305 Return, found 6 days ago
HK$1,305
Return
found 6 days ago
Select United flight, departing Sat, 21 Feb from San Francisco to Seattle, returning Wed, 25 Feb, priced at HK$1,305 found 6 days ago
Alaska Airlines
Fri, 6 Mar - Sun, 8 Mar
SFO
San Francisco
PAE
Seattle
HK$2,122 Return, found 1 day ago
HK$2,122
Return
found 1 day ago
Select Alaska Airlines flight, departing Fri, 6 Mar from San Francisco to Seattle, returning Sun, 8 Mar, priced at HK$2,122 found 1 day ago
Philippine Airlines
Thu, 18 Jun - Thu, 3 Sept
HKG
Hong Kong SAR
SEA
Seattle
HK$4,583 Return, just found
HK$4,583
Return
just found
Select Philippine Airlines flight, departing Thu, 18 Jun from Hong Kong SAR to Seattle, returning Thu, 3 Sept, priced at HK$4,583 just found
Cathay Pacific
Tue, 5 May - Wed, 13 May
TPE
Taipei
SEA
Seattle
HK$4,686 Return, found 6 days ago
HK$4,686
Return
found 6 days ago
Select Cathay Pacific flight, departing Tue, 5 May from Taipei to Seattle, returning Wed, 13 May, priced at HK$4,686 found 6 days ago

Frequently asked questions

How do I find cheap flights to Hat Island that have flexible change policies?
At Expedia, we've been channeling our inner Olympic gymnast to get you the most flexible fares in town. Just click on "No change fee" under the "Flexible change policies" filter to find your perfect flight to Hat Island.
Which airlines fly to Hat Island?
When it's time to take a break, these popular carriers will make traveling to Hat Island nice and simple:

  • Alaska Airlines - 407 flights to or near Hat Island each month, including 407 flights to Snohomish County - Paine Field Airport (PAE) per month.
  • Kenmore Air - 30 flights to or near Hat Island each month, including 30 flights to Snohomish County - Paine Field Airport (PAE) per month.

How can I find cheap tickets to Hat Island?
To get your hands on a great deal to Hat Island, book well ahead of time. Also make use of Expedia's "flexible dates" feature at the top of your search results. This will compare the cheapest prices for similar time frames. In the last seven days, HK$767 was the best price for a flight to Hat Island.
How much is a flight to Hat Island?
One-way flights taking off from San Francisco (SFO) sold for as little as HK$378 in the last seven days. During this period, the price of a return air ticket to Hat Island ranged between HK$767 and HK$4,686. If you spot a bargain ticket, grab it fast — these prices don't hang about.
What are the most popular airports to fly into in Hat Island?
Start arranging your Hat Island journey by booking a ticket on one of the 438 monthly flights to Snohomish County - Paine Field Airport (PAE). This is the region's primary gateway.
When is the cheapest time to fly to Hat Island?
Fly out on a Tuesday to boost your chances of picking up the cheapest deal to Hat Island. Mondays are usually the next most affordable day to take off. Saturday is typically the costliest day to fly anywhere.
How much is a plane ticket to Hat Island?
Ticket prices to Hat Island varied from HK$767 to HK$4,686 in the last seven days. Usually, the sooner you book the better the price.
What months are the cheapest to book a flight to Hat Island?
The best month to secure a terrific deal to Hat Island is February, whereas prices are at their highest in December. Avoid this time if you're looking to save money.

Travel information

Destination airport
Seattle - Tacoma Intl.
Destination airport IATA code
SEA
Destination city name
Seattle
Return price
HK$767

Trending flights to Hat Island

Prices were available within the past 7 days and start at HK$378 for one-way flights and HK$767 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Philippine Airlines
Thu, 18 Jun - Thu, 3 Sept
HKG
Hong Kong SAR
SEA
Seattle
HK$4,583 Return, just found
HK$4,583
Return
just found
Select Philippine Airlines flight, departing Thu, 18 Jun from Hong Kong SAR to Seattle, returning Thu, 3 Sept, priced at HK$4,583 just found

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