$369 Cheap Flights from Hong Kong (HKG) to Seattle (SEA)

View $369 flight on Tue, Nov 18, 2025Opens in a new window

Popular airlines from Hong Kong International Airport (HKG) to Seattle-Tacoma International Airport (SEA)

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Cheap Flights from Hong Kong to Seattle (HKG-SEA)

Prices were available within the past 7 days and start at $369 for one-way flights and $584 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Thu, May 7 - Thu, Jun 4
HKG
Hong Kong SAR
SEA
Seattle
$584 Roundtrip, found 1 day ago
$584
Roundtrip
found 1 day ago
Select Air Canada flight, departing Thu, May 7 from Hong Kong SAR to Seattle, returning Thu, Jun 4, priced at $584 found 1 day ago
Philippine Airlines
Thu, Dec 18 - Thu, Jan 22
HKG
Hong Kong SAR
SEA
Seattle
$599 Roundtrip, found 2 days ago
$599
Roundtrip
found 2 days ago
Select Philippine Airlines flight, departing Thu, Dec 18 from Hong Kong SAR to Seattle, returning Thu, Jan 22, priced at $599 found 2 days ago
Cathay Pacific
Sat, Jun 20 - Sat, Jul 11
HKG
Hong Kong SAR
SEA
Seattle
$660 Roundtrip, found 1 day ago
$660
Roundtrip
found 1 day ago
Select Cathay Pacific flight, departing Sat, Jun 20 from Hong Kong SAR to Seattle, returning Sat, Jul 11, priced at $660 found 1 day ago
United
Fri, Apr 3 - Sat, Apr 11
HKG
Hong Kong SAR
SEA
Seattle
$675 Roundtrip, found 1 day ago
$675
Roundtrip
found 1 day ago
Select United flight, departing Fri, Apr 3 from Hong Kong SAR to Seattle, returning Sat, Apr 11, priced at $675 found 1 day ago
Asiana Airlines
Sun, Feb 8 - Sun, Mar 1
HKG
Hong Kong SAR
SEA
Seattle
$679 Roundtrip, found 10 hours ago
$679
Roundtrip
found 10 hours ago
Select Asiana Airlines flight, departing Sun, Feb 8 from Hong Kong SAR to Seattle, returning Sun, Mar 1, priced at $679 found 10 hours ago
Hainan Airlines
Wed, Nov 5 - Thu, Nov 13
HKG
Hong Kong SAR
SEA
Seattle
$695 Roundtrip, found 13 hours ago
$695
Roundtrip
found 13 hours ago
Select Hainan Airlines flight, departing Wed, Nov 5 from Hong Kong SAR to Seattle, returning Thu, Nov 13, priced at $695 found 13 hours ago
China Airlines
Tue, Feb 10 - Tue, Feb 24
HKG
Hong Kong SAR
SEA
Seattle
$755 Roundtrip, found 1 day ago
$755
Roundtrip
found 1 day ago
Select China Airlines flight, departing Tue, Feb 10 from Hong Kong SAR to Seattle, returning Tue, Feb 24, priced at $755 found 1 day ago
STARLUX Airlines
Fri, Nov 14 - Sat, Jan 10
HKG
Hong Kong SAR
SEA
Seattle
$756 Roundtrip, found 2 hours ago
$756
Roundtrip
found 2 hours ago
Select STARLUX Airlines flight, departing Fri, Nov 14 from Hong Kong SAR to Seattle, returning Sat, Jan 10, priced at $756 found 2 hours ago
EVA Airways
Thu, May 7 - Thu, Jun 4
HKG
Hong Kong SAR
SEA
Seattle
$772 Roundtrip, found 1 day ago
$772
Roundtrip
found 1 day ago
Select EVA Airways flight, departing Thu, May 7 from Hong Kong SAR to Seattle, returning Thu, Jun 4, priced at $772 found 1 day ago
All Nippon Airways
Wed, Dec 3 - Tue, Dec 9
HKG
Hong Kong SAR
SEA
Seattle
$778 Roundtrip, found 1 day ago
$778
Roundtrip
found 1 day ago
Select All Nippon Airways flight, departing Wed, Dec 3 from Hong Kong SAR to Seattle, returning Tue, Dec 9, priced at $778 found 1 day ago

Find the cheapest month to fly from Chek Lap Kok (HKG) to Seattle (SEA)

September is typically the cheapest month to fly

From $565 - $722 per traveler.

Alternative airports near Seattle

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Seattle - Tacoma Intl. SEA. Cheapest option available. Average driving time to city center is 20 minutes. Flights from $756
SEA
Seattle - Tacoma Intl.
Cheapest
Average driving time to city center20 min
Flights from $756

Frequently asked questions

How much does a flight from Hong Kong Intl. Airport (HKG) to Seattle - Tacoma Intl. Airport (SEA) cost?
Grab a cheap one-way flight from $369 or cheap return flight from $584 from Hong Kong Intl. Airport (HKG) to Seattle - Tacoma Intl. Airport (SEA) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Hong Kong Intl. Airport (HKG) to Seattle - Tacoma Intl. Airport (SEA)?
May is the least expensive month to fly from HKG to SEA. Timing your trip outside of the busy season is often the key to finding better deals on flights.
What is the cheapest airline that flies from Hong Kong Intl. Airport (HKG) to Seattle - Tacoma Intl. Airport (SEA)?
Expedia's filter tool lets you easily compare travel time, airlines and fares all in one place. Choose your preferences, then sort by "Price (lowest to highest)" to find the carrier with the cheapest HKG to SEA flight.
How many flights per day from Hong Kong Intl. Airport (HKG) to Seattle - Tacoma Intl. Airport (SEA)?
You'll have to take a flight with a layover when traveling from Hong Kong Intl. Airport (HKG) to Seattle - Tacoma Intl. Airport (SEA). Direct flights don't operate daily on this route. However, just filter your search to include one or more stops to find an option that works for you.
What day of the week has the most flights from HKG to SEA?
You'll typically find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can vary from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Hong Kong Intl. Airport (HKG) to Seattle - Tacoma Intl. Airport (SEA)?
To avoid potential delays on the Hong Kong Intl. Airport (HKG) to Seattle - Tacoma Intl. Airport (SEA) route, travel before 3 PM. Departures after this time have a 22% higher chance of cancellation.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Hong Kong Intl. Airport (HKG) to Seattle - Tacoma Intl. Airport (SEA) last-minute?
Waiting until right before your break to book a ticket from HKG to SEA generally means paying more. While you may come across some last-minute deals, they aren't always guaranteed. Be flexible with your travel plans to maximize your chances of getting a bargain.
Is it cheaper to book a HKG to SEA flight and hotel package?
Compared with arranging flights and hotels separately, booking a HKG to SEA flight and hotel package with Expedia could lead to significant savings. Better yet, having everything in one easy place takes the hassle out of planning your trip. Just secure your flights and select from our wide range of hotels, then tailor your trip with other add-ons like activities, tours and car rentals.
Can I cancel or change the date of my flight from Hong Kong Intl. Airport (HKG) to Seattle - Tacoma Intl. Airport (SEA)?
Usually, it's possible to cancel or reschedule your HKG to SEA flight. However, if the booking was made more than 24 hours ago, additional fees may apply. Refer to your airline's policies in your itinerary to see what changes are possible and if any costs are involved. You'll also find more details on our Customer Service portal.

Travel information

Origin airport
Hong Kong Intl.
Destination airport
Seattle - Tacoma Intl.
Airlines serving
Air Canada, Alaska Airlines, All Nippon Airways, American Airlines, Asiana Airlines, British Airways, Cathay Pacific, China Airlines, Delta, EVA Airways, Emirates, Hainan Airlines, Japan Airlines, Korean Air, Philippine Airlines, STARLUX Airlines, Singapore Airlines, Turkish Airlines, United
Roundtrip price
$583
Distance
6487 mi

Book with confidence

Hong Kong to Seattle Flights

The cheapest times to fly from Hong Kong to Seattle

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Hong Kong to Seattle are during the month of May. You can find some of the cheapest flights from Hong Kong to Seattle with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Hong Kong to Seattle

Sunday is one of the best days to book for cheap flights from Hong Kong to Seattle: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Hong Kong to Seattle

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Hong Kong to Seattle in 2025. You can also book with separate airlines for your outbound and return journeys, from $369 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Hong Kong to Seattle flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Hong Kong to Seattle airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Hong Kong to Seattle Flights

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*Available to One Key members.