Cheap flights from Hong Kong to Seattle from HK$3,403
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 25-10. Fares are subject to change and may not be available on all flights or dates of travel.
HKG — SEA
21 Sep — 28 Sep1
Return
1 adult
Economy
Return
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Hong Kong to Seattle/Tacoma Intl are usually found in November or January, booked 90 days in advance, depart on a Thursday or Monday and return on a Tuesday
Cheap flight deals from Hong Kong to Seattle
Enter your travel dates to find the best prices.
Cheapest
Best
Direct
Last-minute
One-way
Cheapest flights from Hong Kong to Seattle
Explore the most affordable flight options available from Hong Kong to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 August 2026.
Wed 9-911:45 -
1 stop17h 39m
Wed 9-916:30 -
1 stop22h 10m
Deal found 20-8HK$5,606
Wed 28-1011:25 -
1 stop22h 44m
Sun 1-1119:35 -
1 stop31h 45m
Deal found 18-8HK$5,645
Thu 3-921:45 -
1 stop36h 29m
Wed 16-907:11 -
1 stop30h 49m
Deal found 20-8HK$5,669
Thu 3-912:40 -
1 stop18h 05m
Mon 7-917:20 -
1 stop20h 40m
Deal found 18-8HK$5,716
Sun 4-1022:30 -
1 stop28h 48m
Sun 11-1016:35 -
1 stop34h 55m
Deal found 20-8HK$6,045
Thu 24-1208:30 -
1 stop22h 35m
Tue 23-223:45 -
1 stop22h 45m
Deal found 17-8HK$6,076
Thu 3-911:20 -
1 stop19h 50m
Wed 16-906:32 -
2 stops21h 23m
Deal found 20-8HK$6,084
Mon 14-910:10 -
1 stop21h 00m
Sun 4-1001:15 -
1 stop28h 55m
Deal found 21-8HK$6,092
Tue 8-912:40 -
1 stop17h 59m
Tue 22-917:20 -
1 stop20h 40m
Deal found 21-8HK$6,100
Wed 18-1114:00 -
1 stop17h 05m
Tue 24-1123:45 -
1 stop18h 30m
Deal found 19-8HK$6,155
Sun 6-913:35 -
1 stop17h 35m
Sun 20-901:15 -
1 stop17h 45m
Deal found 21-8HK$6,163
Best flights from Hong Kong to Seattle
Discover carefully curated flight deals from Hong Kong to Seattle that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 22 August 2026.
Tue 6-1022:30 -
1 stop26h 33m
Tue 13-1012:16 -
2 stops25h 44m
Deal found 21-8HK$5,645
Tue 17-1112:35 -
1 stop15h 16m
Fri 27-1112:30 -
1 stop27h 10m
Deal found 19-8HK$6,351
Wed 28-1010:35 -
1 stop20h 52m
Wed 4-1112:20 -
1 stop26h 40m
Deal found 21-8HK$5,645
Wed 28-1022:30 -
2 stops32h 42m
Sun 1-1115:35 -
1 stop35h 45m
Deal found 21-8HK$5,645
Tue 17-1112:35 -
1 stop15h 16m
Mon 23-1112:30 -
1 stop27h 10m
Deal found 19-8HK$6,351
Thu 3-912:40 -
1 stop18h 05m
Mon 7-917:20 -
1 stop20h 40m
Deal found 18-8HK$5,716
Sun 4-1022:30 -
2 stops32h 20m
Sun 11-1019:25 -
1 stop32h 30m
Deal found 20-8HK$6,045
Direct flights from Hong Kong to Seattle
Explore direct flight options from Hong Kong to Seattle based on user searches, and compare prices and availability for your desired travel dates. Data last updated 22 August 2026.
Thu 3-913:25 -
Nonstop11h 55m
Wed 16-911:45 -
Nonstop14h 00m
Deal found 17-8HK$7,519
Mon 21-913:25 -
Nonstop11h 40m
Mon 28-911:45 -
Nonstop14h 00m
Deal found 20-8HK$7,543
Wed 9-913:25 -
Nonstop11h 55m
Wed 23-911:45 -
Nonstop14h 00m
Deal found 18-8HK$7,566
Wed 16-913:25 -
Nonstop11h 40m
Wed 23-911:45 -
Nonstop14h 00m
Deal found 19-8HK$7,574
Sat 5-913:25 -
Nonstop11h 55m
Sat 19-911:45 -
Nonstop14h 00m
Deal found 21-8HK$7,613
Thu 15-1013:25 -
Nonstop11h 40m
Mon 19-1011:45 -
Nonstop14h 00m
Deal found 17-8HK$7,637
Wed 18-1113:30 -
Nonstop11h 40m
Sat 28-1110:50 -
Nonstop13h 55m
Deal found 19-8HK$7,660
Tue 2-213:30 -
Nonstop11h 40m
Wed 10-210:50 -
Nonstop13h 55m
Deal found 19-8HK$8,335
Wed 9-913:25 -
Nonstop11h 55m
Wed 23-911:45 -
Nonstop14h 00m
Deal found 21-8HK$8,397
Thu 3-913:25 -
Nonstop11h 55m
Mon 7-912:25 -
Nonstop13h 20m
Deal found 19-8HK$8,648
Last-minute flights from Hong Kong to Seattle
Discover last-minute flight deals from Hong Kong to Seattle. Data last updated 22 August 2026 and is based on user searches.
Thu 3-921:45 -
1 stop36h 29m
Wed 16-907:11 -
1 stop30h 49m
Deal found 20-8HK$5,669
Thu 3-912:40 -
1 stop18h 05m
Mon 7-917:20 -
1 stop20h 40m
Deal found 18-8HK$5,716
Thu 3-911:20 -
1 stop19h 50m
Wed 16-906:32 -
2 stops21h 23m
Deal found 20-8HK$6,084
Sat 5-911:20 -
1 stop19h 50m
Fri 18-901:15 -
1 stop26h 40m
Deal found 21-8HK$6,186
Sun 6-913:35 -
1 stop17h 35m
Sun 20-901:15 -
1 stop17h 45m
Deal found 21-8HK$6,163
Mon 7-911:45 -
1 stop23h 58m
Fri 25-912:16 -
1 stop26h 24m
Deal found 20-8HK$6,045
Tue 8-912:40 -
1 stop17h 59m
Tue 22-917:20 -
1 stop20h 40m
Deal found 21-8HK$6,100
Wed 9-911:45 -
1 stop17h 39m
Wed 9-916:30 -
1 stop22h 10m
Deal found 20-8HK$5,606
Mon 14-911:45 -
2 stops25h 06m
Mon 21-915:30 -
1 stop22h 30m
Deal found 19-8HK$5,645
Mon 14-910:10 -
1 stop21h 00m
Sun 4-1001:15 -
1 stop28h 55m
Deal found 21-8HK$6,092
Fri 18-911:20 -
1 stop19h 50m
Thu 24-901:15 -
1 stop17h 40m
Deal found 19-8HK$6,155
One-way flights from Hong Kong to Seattle
Search for one-way flight options from Hong Kong to Seattle. Find affordable one-way fares based on user searches. Data last updated 22 August 2026.
Sun 25-1019:45 -
1 stop35h 20m
Deal found 17-8HK$3,403
Mon 7-916:30 -
1 stop31h 30m
Deal found 17-8HK$3,434
Thu 26-1116:50 -
1 stop36h 05m
Deal found 18-8HK$3,450
Sun 6-917:40 -
1 stop35h 00m
Deal found 17-8HK$3,489
Wed 4-1119:45 -
1 stop35h 20m
Deal found 19-8HK$3,513
Sun 6-920:10 -
1 stop35h 00m
Deal found 19-8HK$3,520
Tue 27-1013:40 -
2 stops44h 14m
Deal found 19-8HK$3,552
Sat 17-1010:15 -
1 stop24h 00m
Deal found 18-8HK$3,567
Tue 22-1214:05 -
1 stop20h 05m
Deal found 18-8HK$3,575
Mon 31-820:10 -
1 stop35h 00m
Deal found 18-8HK$3,599
Wed 28-1011:15 -
1 stop19h 50m
Deal found 19-8HK$3,607
Find flight deals from Hong Kong to Seattle
Keep the following information in mind while searching for Hong Kong to Seattle flight deals. Data was last updated 22 August 2026.
Customise your flight search to find flights from Hong Kong to Seattle that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated 22 August 2026.
Use the filters below to find and compare flights from Hong Kong to Seattle that are best for you.
Fly from
Fly to
Route
Departure
Return
Price
Cheapest return flight
Hong KongSeattle
HKG Hong Kong Intl - SEA Seattle/Tacoma Intl
HKGSEA
Hong Kong Intl
Tue 6-10
22:30-10:03
1 stop26h 33m
Seattle/Tacoma Intl
Tue 13-10
12:16-05:00
2 stops25h 44m
HK$5,645
Hong KongSeattle
HKG Hong Kong Intl - SEA Seattle/Tacoma Intl
HKGSEA
Hong Kong Intl
Wed 28-10
10:35-16:27
1 stop20h 52m
Seattle/Tacoma Intl
Wed 4-11
12:20-07:00
1 stop26h 40m
HK$5,645
Hong KongSeattle
HKG Hong Kong Intl - SEA Seattle/Tacoma Intl
HKGSEA
Hong Kong Intl
Wed 28-10
22:30-16:12
2 stops32h 42m
Seattle/Tacoma Intl
Sun 1-11
15:35-19:20
1 stop35h 45m
HK$5,645
Fastest return journey
Hong KongSeattle
HKG Hong Kong Intl - SEA Seattle/Tacoma Intl
HKGSEA
Hong Kong Intl
Thu 3-9
12:40-15:45
1 stop18h 05m
Seattle/Tacoma Intl
Mon 7-9
17:20-05:00
1 stop20h 40m
HK$5,716
Hong KongSeattle
HKG Hong Kong Intl - SEA Seattle/Tacoma Intl
HKGSEA
Hong Kong Intl
Sun 4-10
22:30-15:50
2 stops32h 20m
Seattle/Tacoma Intl
Sun 11-10
19:25-18:55
1 stop32h 30m
HK$6,045
Hong KongSeattle
HKG Hong Kong Intl - SEA Seattle/Tacoma Intl
HKGSEA
Hong Kong Intl
Tue 17-11
12:35-11:51
1 stop15h 16m
Seattle/Tacoma Intl
Fri 27-11
12:30-07:40
1 stop27h 10m
HK$6,351
Hong KongSeattle
HKG Hong Kong Intl - SEA Seattle/Tacoma Intl
HKGSEA
Hong Kong Intl
Tue 17-11
12:35-11:51
1 stop15h 16m
Seattle/Tacoma Intl
Mon 23-11
12:30-07:40
1 stop27h 10m
HK$6,351
Cheapest one-way
Hong KongSeattle
HKG Hong Kong Intl - SEA Seattle/Tacoma Intl
HKGSEA
Hong Kong Intl
Tue 24-11
14:05-18:10
1 stop20h 05m
HK$3,677
Fastest single journey
Hong KongSeattle
HKG Hong Kong Intl - SEA Seattle/Tacoma Intl
HKGSEA
Hong Kong Intl
Tue 19-1
20:05-18:10
1 stop14h 05m
HK$3,677
Hong KongSeattle
HKG Hong Kong Intl - SEA Seattle/Tacoma Intl
HKGSEA
Hong Kong Intl
Mon 7-9
23:45-10:40
2 stops49h 55m
HK$4,234
Flights are sorted by cheapest return flights first.
Deals found on 19-8
Showing 1-10 of 16 resultsSorted by cheapest first
1
2
Best time to book a flight from Hong Kong to Seattle
Have a flexible travel schedule? Discover the best time to fly to Seattle from Hong Kong with our price prediction graph.
HKG-SEA
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Hong Kong to Seattle
HK0-SEA
HKG-SEA
What is the cheapest month to book a flight from Hong Kong to Seattle?
Currently, November is the cheapest month in which you can book a flight from Hong Kong to Seattle (average of HK$5,206). Flying from Hong Kong to Seattle in August is currently the most expensive (average of HK$7,566). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from HK to SEA?
Find hourly flight availability from Hong Kong to Seattle. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 22 August 2026.
When flying from Hong Kong to Seattle, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
How often are flights from Hong Kong to Seattle delayed?
About 26% of weekly flights between Hong Kong and Seattle have experienced delays in the past year, with the average delay time being 143 minutes.
What is the most punctual flight time for Hong Kong to Seattle flights?
Historically, flights departing in the early afternoon are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Tuesday tends to have the lowest number of delays on this route, whereas Wednesday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Hong Kong to Seattle flights?
Over the past year, Cathay Pacific have had the lowest number of delays on this route, with just 26% of flights being delayed.
How far ahead should I book a flight from Hong Kong to Seattle?
The price you pay for your flight from Hong Kong to Seattle may vary depending on when you book. For the best chance of a lower fare, look to book 70 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
Reviews of airlines servicing Seattle
Get insights into the airlines that provide service to Seattle. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Seattle. Reviews last updated 22 August 2026.
Get a feel of what it's like to fly with 星宇航空,EVA Air, andChina Airlines from Hong Kong to Seattle by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Communication from other airlines. They were not aware that my connecting flight was late. I booked everything here but no one took care of it by checking.
Communication from other airlines. They were not aware that my connecting flight was late. I booked everything here but no one took care of it by checking.
Communication from other airlines. They were not aware that my connecting flight was late. I booked everything here but no one took care of it by checking.
Communication from other airlines. They were not aware that my connecting flight was late. I booked everything here but no one took care of it by checking.
Communication from other airlines. They were not aware that my connecting flight was late. I booked everything here but no one took care of it by checking.
Communication from other airlines. They were not aware that my connecting flight was late. I booked everything here but no one took care of it by checking.
Related info for your journey
Find useful and relevant information for your journey from Hong Kong to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
What airport do you fly into for flights to Seattle from Hong Kong?
For a flight from Hong Kong to Seattle, you will be flying into Seattle/Tacoma Intl. Seattle/Tacoma Intl (SEA) is just 18.4 km from the centre of the city.
How popular is this Hong Kong to Seattle flight route?
The Hong Kong to Seattle/Tacoma Intl flight path was viewed by 12 users in the past month. Keep an eye out for changes in search interest prior to high and low season.
How long is the flight from Hong Kong to Seattle?
A quick flight from Hong Kong to Seattle can take about 26h 33m. United Airlines provides one of the quickest options available for as low as HK$5,645. Airlines will cover a distance of 10435 km.
What are the cheapest airlines flying from Hong Kong to Seattle round-trip?
According to our current data, Air Canada (HK$3,115), United Airlines (HK$3,196), and China Airlines (HK$4,806) offers the cheapest pricing from Hong Kong to Seattle. Air Canada is priced at 49% lower than the current average price of a flight leaving 3 months from now.
What are the most reliable airlines from Hong Kong to Seattle?
The top 3 most reliable airlines when flying from Hong Kong to Seattle are American Airlines (30%), Cathay Pacific (30%) and Malaysia Airlines (5%).
What are the cheapest flights from Hong Kong to Seattle?
While on average a flight from Hong Kong to Seattle is generally HK$8,921, our data shows the cheapest flight currently is HK$6,709. When looking at the most popular route, (Hong Kong Intl - Seattle/Tacoma Intl), you can expect to pay HK$5,606 for that flight.
Can I find deals for business class flights from Hong Kong to Seattle?
Yes. Cheapflights offers flight deals from Hong Kong to Seattle by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Hong Kong to Seattle?
Currently, November is the cheapest month in which you can book a flight from Hong Kong to Seattle (average of HK$5,206). Flying from Hong Kong to Seattle in August is currently the most expensive (average of HK$7,566). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
Explore flights to Seattle departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 22 August 2026.
Discover the top 6 airlines that operate flights from Hong Kong to Seattle. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated 22 August 2026.
Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.
How does Cheapflights help users find flights from Hong Kong to Seattle?
Deals for Hong Kong to Seattle flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.
Why should you use Cheapflights to find cheap flight tickets from Hong Kong to Seattle?
Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Hong Kong to Seattle for you. Better yet — we are completely free to use.
Can Cheapflights find flights from Hong Kong to Seattle with no change fees?
Yes! Cheapflights helps users easily find flights from Hong Kong to Seattle with no change fees.
Can Cheapflights notify me if prices for flights from Hong Kong to Seattle become cheaper?
Of course! You can now track prices for flights from Hong Kong to Seattle and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book With Flexibility
Our users can plan ahead with confidence and find flights with no change fees.
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
We value your privacy
Cheapflights and its partners wish to use cookies or similar technologies to store and/or access information on and about your device and process personal data such as your IP address, device identifiers etc., in order to improve your experience on the site, to analyse navigation, to offer and measure personalised advertising, and to facilitate sharing on social networks. We also allow the use of third-party cookies (including those from our advertising partners) on our sites.
By clicking 'Accept', you consent to your data being processed by 0 vendors on this web site for the purposes described in this notice. You can review the vendors and their individual processing purposes on the .
To review individual processing purposes and cookie categories, please click ’Select individual purposes’. You can review your choices and withdraw your consent at any time by clicking the ’Privacy Preferences’ link in the page side navigation.