Cheap flights from Hong Kong to Seattle from HK$3,113
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 10-9. Fares are subject to change and may not be available on all flights or dates of travel.
HKG — SEA
29 Aug — 5 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 January or November, booked 90 days in advance, depart on a Thursday or Wednesday and return on a Tuesday
Cheap flight deals from Hong Kong to Seattle
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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 30 July 2026.
Sat 12-909:45
HKG
-
SEA
1 stop28h 02m
Air Canada
Sat 19-905:50
SEA
-
HKG
1 stop32h 25m
Air Canada
Deal found 29-7HK$3,553
Sat 3-1019:45
HKG
-
SEA
2 stops41h 57m
Multiple Airlines
Wed 20-115:15
SEA
-
HKG
1 stop21h 55m
Multiple Airlines
Deal found 27-7HK$3,960
Sat 12-909:45
HKG
-
SEA
1 stop23h 47m
Multiple Airlines
Sat 19-915:00
SEA
-
HKG
2 stops41h 30m
Multiple Airlines
Deal found 29-7HK$4,039
Tue 13-1000:45
HKG
-
SEA
2 stops28h 37m
Multiple Airlines
Fri 22-108:15
SEA
-
HKG
2 stops22h 25m
Multiple Airlines
Deal found 27-7HK$4,047
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 30 July 2026.
Thu 5-1110:35
HKG
-
SEA
2 stops25h 02m
United Airlines
Sun 8-1119:35
SEA
-
HKG
1 stop19h 10m
United Airlines
Deal found 29-7HK$4,713
Wed 23-911:20
HKG
-
SEA
1 stop19h 50m
星宇航空
Tue 22-1223:45
SEA
-
HKG
1 stop26h 45m
星宇航空
Deal found 25-7HK$5,827
Wed 2-900:45
HKG
-
SEA
2 stops30h 52m
Delta
Mon 7-914:50
SEA
-
HKG
1 stop23h 15m
Delta
Deal found 26-7HK$7,019
Mon 14-912:40
HKG
-
SEA
1 stop21h 34m
United Airlines
Sat 31-1013:16
SEA
-
HKG
1 stop25h 29m
United Airlines
Deal found 29-7HK$4,713
Mon 14-912:40
HKG
-
SEA
2 stops23h 35m
United Airlines
Tue 29-909:05
SEA
-
HKG
1 stop18h 50m
United Airlines
Deal found 28-7HK$4,760
Fri 16-1022:30
HKG
-
SEA
1 stop26h 32m
United Airlines
Mon 19-1006:30
SEA
-
HKG
2 stops21h 25m
United Airlines
Deal found 25-7HK$4,792
Sat 21-1110:35
HKG
-
SEA
1 stop17h 45m
United Airlines
Wed 6-112:15
SEA
-
HKG
1 stop39h 00m
United Airlines
Deal found 26-7HK$4,972
Thu 3-921:45
HKG
-
SEA
2 stops29h 35m
United Airlines
Mon 7-910:55
SEA
-
HKG
1 stop27h 05m
United Airlines
Deal found 28-7HK$5,043
Sat 22-811:45
HKG
-
SEA
1 stop17h 39m
United Airlines
Sat 29-816:35
SEA
-
HKG
1 stop22h 05m
United Airlines
Deal found 25-7HK$7,176
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 30 July 2026.
Tue 15-913:25
HKG
-
SEA
Nonstop11h 55m
Cathay Pacific
Mon 21-911:45
SEA
-
HKG
Nonstop14h 00m
Cathay Pacific
Deal found 25-7HK$6,650
Mon 14-913:25
HKG
-
SEA
Nonstop11h 55m
Cathay Pacific
Tue 29-911:45
SEA
-
HKG
Nonstop14h 00m
Cathay Pacific
Deal found 28-7HK$6,666
Wed 9-913:25
HKG
-
SEA
Nonstop11h 55m
Cathay Pacific
Wed 23-911:45
SEA
-
HKG
Nonstop14h 00m
Cathay Pacific
Deal found 29-7HK$6,674
Wed 16-913:25
HKG
-
SEA
Nonstop11h 40m
Cathay Pacific
Tue 29-911:45
SEA
-
HKG
Nonstop14h 00m
Cathay Pacific
Deal found 27-7HK$6,713
Sat 17-1013:25
HKG
-
SEA
Nonstop11h 40m
Cathay Pacific
Sat 31-1011:50
SEA
-
HKG
Nonstop13h 55m
Cathay Pacific
Deal found 28-7HK$7,105
Wed 16-913:25
HKG
-
SEA
Nonstop11h 40m
Cathay Pacific
Wed 30-911:45
SEA
-
HKG
Nonstop14h 00m
Cathay Pacific
Deal found 26-7HK$7,160
Wed 14-1013:25
HKG
-
SEA
Nonstop11h 40m
Multiple Airlines
Wed 20-110:50
SEA
-
HKG
Nonstop13h 55m
Multiple Airlines
Deal found 27-7HK$7,756
Thu 3-913:25
HKG
-
SEA
Nonstop11h 55m
Cathay Pacific
Mon 7-912:25
SEA
-
HKG
Nonstop13h 20m
Cathay Pacific
Deal found 26-7HK$7,803
Thu 10-913:25
HKG
-
SEA
Nonstop11h 55m
Cathay Pacific
Thu 17-911:45
SEA
-
HKG
Nonstop14h 00m
Cathay Pacific
Deal found 27-7HK$7,866
Sat 3-1013:25
HKG
-
SEA
Nonstop11h 40m
American Airlines
Wed 20-110:50
SEA
-
HKG
Nonstop13h 55m
American Airlines
Deal found 27-7HK$7,913
Sat 12-913:25
HKG
-
SEA
Nonstop11h 55m
Cathay Pacific
Sat 19-911:45
SEA
-
HKG
Nonstop14h 00m
Cathay Pacific
Deal found 28-7HK$8,093
Last-minute flights from Hong Kong to Seattle
Discover last-minute flight deals from Hong Kong to Seattle. Data last updated 30 July 2026 and is based on user searches.
Tue 25-817:55
HKG
-
SEA
1 stop34h 42m
Delta
Wed 28-1017:45
SEA
-
HKG
1 stop21h 55m
Delta
Deal found 28-7HK$6,792
Tue 25-809:25
HKG
-
SEA
1 stop20h 25m
Delta
Fri 20-1114:49
SEA
-
HKG
1 stop24h 51m
Delta
Deal found 28-7HK$6,815
Wed 26-812:40
HKG
-
SEA
2 stops20h 49m
United Airlines
Sun 13-919:35
SEA
-
HKG
1 stop18h 25m
United Airlines
Deal found 29-7HK$6,799
Fri 28-811:45
HKG
-
SEA
1 stop17h 39m
United Airlines
Mon 14-912:05
SEA
-
HKG
2 stops25h 55m
United Airlines
Deal found 29-7HK$6,305
Fri 28-817:55
HKG
-
SEA
1 stop34h 42m
Delta
Sun 13-909:59
SEA
-
HKG
1 stop28h 06m
Delta
Deal found 29-7HK$6,752
Sun 30-809:25
HKG
-
SEA
1 stop27h 20m
Delta
Wed 28-1013:40
SEA
-
HKG
1 stop18h 30m
Delta
Deal found 28-7HK$6,870
Mon 31-821:45
HKG
-
SEA
1 stop36h 15m
EVA Air
Sat 7-1123:30
SEA
-
HKG
1 stop17h 30m
EVA Air
Deal found 28-7HK$5,505
Mon 31-821:45
HKG
-
SEA
1 stop36h 15m
EVA Air
Mon 9-1100:10
SEA
-
HKG
1 stop16h 50m
EVA Air
Deal found 28-7HK$5,662
Mon 31-823:55
HKG
-
SEA
1 stop29h 30m
United Airlines
Sat 7-1112:20
SEA
-
HKG
2 stops26h 25m
United Airlines
Deal found 28-7HK$5,725
Mon 31-821:45
HKG
-
SEA
1 stop36h 15m
EVA Air
Tue 3-1123:30
SEA
-
HKG
1 stop17h 30m
EVA Air
Deal found 28-7HK$5,882
Mon 31-821:45
HKG
-
SEA
1 stop36h 15m
EVA Air
Sat 21-1123:30
SEA
-
HKG
1 stop20h 20m
EVA Air
Deal found 28-7HK$6,705
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 30 July 2026.
Thu 10-911:20
HKG
-
SEA
1 stop19h 50m
星宇航空
Deal found 27-7HK$3,113
Sat 24-1010:30
HKG
-
SEA
2 stops23h 02m
Multiple Airlines
Deal found 29-7HK$3,208
Tue 15-911:20
HKG
-
SEA
1 stop19h 50m
星宇航空
Deal found 27-7HK$3,223
Sun 13-920:10
HKG
-
SEA
1 stop35h 00m
星宇航空
Deal found 27-7HK$3,255
Mon 14-920:10
HKG
-
SEA
1 stop35h 00m
星宇航空
Deal found 27-7HK$3,294
Tue 24-1119:40
HKG
-
SEA
1 stop13h 50m
EVA Air
Deal found 28-7HK$3,325
Mon 31-821:45
HKG
-
SEA
1 stop36h 15m
EVA Air
Deal found 27-7HK$3,349
Tue 24-1114:05
HKG
-
SEA
1 stop20h 05m
China Airlines
Deal found 26-7HK$3,372
Thu 24-1215:45
HKG
-
SEA
1 stop15h 20m
Multiple Airlines
Deal found 26-7HK$3,380
Sun 8-1117:35
HKG
-
SEA
1 stop16h 35m
China Airlines
Deal found 26-7HK$3,451
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 30 July 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 70,647 searches. Data last updated 30 July 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 - SEA
HKGSEA
Hong Kong Intl
Thu 5-11
10:35-19:37
2 stops25h 02m
Seattle/Tacoma Intl
Sun 8-11
19:35-06:45
1 stop19h 10m
HK$4,713
Hong KongSeattle
HKG - SEA
HKGSEA
Hong Kong Intl
Mon 14-9
12:40-19:14
1 stop21h 34m
Seattle/Tacoma Intl
Sat 31-10
13:16-05:45
1 stop25h 29m
HK$4,713
Hong KongSeattle
HKG - SEA
HKGSEA
Hong Kong Intl
Mon 14-9
12:40-21:15
2 stops23h 35m
Seattle/Tacoma Intl
Tue 29-9
09:05-18:55
1 stop18h 50m
HK$4,760
Hong KongSeattle
HKG - SEA
HKGSEA
Hong Kong Intl
Fri 16-10
22:30-10:02
1 stop26h 32m
Seattle/Tacoma Intl
Mon 19-10
06:30-18:55
2 stops21h 25m
HK$4,792
Hong KongSeattle
HKG - SEA
HKGSEA
Hong Kong Intl
Sat 21-11
10:35-12:20
1 stop17h 45m
Seattle/Tacoma Intl
Wed 6-1
12:15-19:15
1 stop39h 00m
HK$4,972
Hong KongSeattle
HKG - SEA
HKGSEA
Hong Kong Intl
Thu 3-9
21:45-12:20
2 stops29h 35m
Seattle/Tacoma Intl
Mon 7-9
10:55-05:00
1 stop27h 05m
HK$5,043
Hong KongSeattle
HKG - SEA
HKGSEA
Hong Kong Intl
Wed 23-9
11:20-16:10
1 stop19h 50m
Seattle/Tacoma Intl
Tue 22-12
23:45-18:30
1 stop26h 45m
HK$5,827
Hong KongSeattle
HKG - SEA
HKGSEA
Hong Kong Intl
Wed 2-9
00:45-16:37
2 stops30h 52m
Seattle/Tacoma Intl
Mon 7-9
14:50-05:05
1 stop23h 15m
HK$7,019
Fastest return journey
Hong KongSeattle
HKG - SEA
HKGSEA
Hong Kong Intl
Sat 22-8
11:45-14:24
1 stop17h 39m
Seattle/Tacoma Intl
Sat 29-8
16:35-05:40
1 stop22h 05m
HK$7,176
Cheapest one-way
Hong KongSeattle
HKG - SEA
HKGSEA
Hong Kong Intl
Sat 19-9
12:40-18:29
2 stops20h 49m
HK$3,678
Flights are sorted by cheapest return flights first.
Deals found on 29-7
Showing 1-10 of 18 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, January is the cheapest month in which you can book a flight from Hong Kong to Seattle (average of HK$5,027). Flying from Hong Kong to Seattle in August is currently the most expensive (average of HK$7,568). 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 30 July 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 18% of weekly flights between Hong Kong and Seattle have experienced delays in the past year, with the average delay time being 103 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 18% 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 69 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 30 July 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.
Great value for a coach ticket. Fantastic leg room for a 6’3”” man.
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 8 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 25h 02m. United Airlines provides one of the quickest options available for as low as HK$4,713. 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$3,116), China Airlines (HK$4,807), and United Airlines (HK$4,906) 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.
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, January is the cheapest month in which you can book a flight from Hong Kong to Seattle (average of HK$5,027). Flying from Hong Kong to Seattle in August is currently the most expensive (average of HK$7,568). 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 30 July 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 70,647 searches. Data last updated 30 July 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.
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