Cheap flights from Hong Kong to Seattle from HK$2,791
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 19-9. Fares are subject to change and may not be available on all flights or dates of travel.
HKG — SEA
29 Jul — 5 Aug1
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 Monday 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 29 June 2026.
Wed 23-909:45
HKG
-
SEA
1 stop23h 47m
Air Canada
Sun 11-1015:00
SEA
-
HKG
1 stop23h 15m
Air Canada
Deal found 28-6HK$4,697
Sat 10-1009:45
HKG
-
SEA
1 stop15h 07m
Air Canada
Fri 16-1005:40
SEA
-
HKG
2 stops26h 05m
Air Canada
Deal found 28-6HK$4,752
Tue 22-900:45
HKG
-
SEA
2 stops32h 47m
Air Canada
Sun 27-919:20
SEA
-
HKG
2 stops36h 25m
Air Canada
Deal found 28-6HK$4,799
Tue 22-900:45
HKG
-
SEA
2 stops48h 22m
Air Canada
Mon 28-910:50
SEA
-
HKG
1 stop27h 25m
Air Canada
Deal found 28-6HK$4,830
Tue 22-900:45
HKG
-
SEA
2 stops36h 57m
Multiple Airlines
Mon 28-905:50
SEA
-
HKG
2 stops25h 55m
Multiple Airlines
Deal found 28-6HK$4,838
Thu 19-1110:45
HKG
-
SEA
1 stop19h 52m
Air Canada
Thu 26-1119:05
SEA
-
HKG
2 stops36h 05m
Air Canada
Deal found 28-6HK$4,901
Sat 12-900:45
HKG
-
SEA
1 stop27h 52m
Delta
Tue 29-917:50
SEA
-
HKG
1 stop20h 15m
Delta
Deal found 25-6HK$4,916
Tue 15-909:45
HKG
-
SEA
1 stop15h 22m
Air Canada
Wed 23-910:50
SEA
-
HKG
1 stop27h 25m
Air Canada
Deal found 25-6HK$4,932
Thu 24-900:45
HKG
-
SEA
1 stop27h 52m
Delta
Thu 8-1012:00
SEA
-
HKG
1 stop26h 05m
Delta
Deal found 25-6HK$4,948
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 29 June 2026.
Mon 5-1000:45
HKG
-
SEA
1 stop27h 29m
Delta
Mon 26-1014:30
SEA
-
HKG
1 stop25h 10m
Delta
Deal found 25-6HK$4,916
Thu 3-912:40
HKG
-
SEA
1 stop24h 01m
United Airlines
Mon 7-915:30
SEA
-
HKG
2 stops23h 10m
United Airlines
Deal found 27-6HK$5,081
Mon 21-913:25
HKG
-
SEA
Nonstop11h 40m
Cathay Pacific
Sun 11-1019:55
SEA
-
HKG
1 stop32h 25m
Cathay Pacific
Deal found 28-6HK$8,813
Fri 9-1017:55
HKG
-
SEA
1 stop34h 19m
Delta
Tue 27-1012:00
SEA
-
HKG
1 stop27h 40m
Delta
Deal found 25-6HK$4,916
Thu 3-917:55
HKG
-
SEA
1 stop34h 42m
Delta
Mon 7-909:59
SEA
-
HKG
1 stop28h 06m
Delta
Deal found 28-6HK$4,916
Thu 24-900:45
HKG
-
SEA
1 stop27h 52m
Delta
Thu 8-1012:00
SEA
-
HKG
1 stop26h 05m
Delta
Deal found 25-6HK$4,948
Tue 14-722:30
HKG
-
SEA
1 stop17h 43m
United Airlines
Mon 7-906:30
SEA
-
HKG
2 stops21h 25m
United Airlines
Deal found 24-6HK$7,966
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 29 June 2026.
Wed 7-1013:25
HKG
-
SEA
Nonstop11h 40m
Cathay Pacific
Mon 19-1011:45
SEA
-
HKG
Nonstop14h 00m
Cathay Pacific
Deal found 29-6HK$7,371
Mon 28-913:25
HKG
-
SEA
Nonstop11h 40m
Cathay Pacific
Tue 13-1011:45
SEA
-
HKG
Nonstop14h 00m
Cathay Pacific
Deal found 25-6HK$7,457
Wed 7-1013:25
HKG
-
SEA
Nonstop11h 40m
Cathay Pacific
Tue 27-1011:50
SEA
-
HKG
Nonstop13h 55m
Cathay Pacific
Deal found 25-6HK$7,473
Tue 6-1013:25
HKG
-
SEA
Nonstop11h 40m
Cathay Pacific
Mon 19-1011:45
SEA
-
HKG
Nonstop14h 00m
Cathay Pacific
Deal found 29-6HK$7,480
Wed 23-913:25
HKG
-
SEA
Nonstop11h 40m
Cathay Pacific
Tue 13-1011:45
SEA
-
HKG
Nonstop14h 00m
Cathay Pacific
Deal found 25-6HK$7,488
Thu 8-1013:25
HKG
-
SEA
Nonstop11h 40m
Cathay Pacific
Mon 19-1011:45
SEA
-
HKG
Nonstop14h 00m
Cathay Pacific
Deal found 29-6HK$7,520
Mon 21-913:25
HKG
-
SEA
Nonstop11h 40m
Cathay Pacific
Tue 13-1011:45
SEA
-
HKG
Nonstop14h 00m
Cathay Pacific
Deal found 28-6HK$7,543
Thu 24-913:25
HKG
-
SEA
Nonstop11h 40m
Cathay Pacific
Mon 12-1011:45
SEA
-
HKG
Nonstop14h 00m
Cathay Pacific
Deal found 25-6HK$7,888
Wed 23-913:25
HKG
-
SEA
Nonstop11h 40m
Cathay Pacific
Mon 12-1011:45
SEA
-
HKG
Nonstop14h 00m
Cathay Pacific
Deal found 25-6HK$7,919
Mon 28-913:25
HKG
-
SEA
Nonstop11h 40m
Cathay Pacific
Mon 12-1011:45
SEA
-
HKG
Nonstop14h 00m
Cathay Pacific
Deal found 25-6HK$7,951
Last-minute flights from Hong Kong to Seattle
Discover last-minute flight deals from Hong Kong to Seattle. Data last updated 29 June 2026 and is based on user searches.
Mon 29-610:10
HKG
-
SEA
1 stop21h 00m
Multiple Airlines
Sun 5-701:15
SEA
-
HKG
1 stop17h 45m
Multiple Airlines
Deal found 27-6HK$6,053
Tue 30-609:00
HKG
-
SEA
1 stop22h 10m
Multiple Airlines
Fri 4-901:15
SEA
-
HKG
1 stop17h 55m
Multiple Airlines
Deal found 26-6HK$6,132
Mon 13-722:30
HKG
-
SEA
1 stop25h 52m
United Airlines
Mon 27-717:04
SEA
-
HKG
1 stop21h 36m
United Airlines
Deal found 29-6HK$6,869
Wed 15-709:25
HKG
-
SEA
1 stop19h 40m
Multiple Airlines
Mon 7-910:45
SEA
-
HKG
1 stop27h 30m
Multiple Airlines
Deal found 24-6HK$7,112
Tue 21-712:40
HKG
-
SEA
1 stop21h 23m
United Airlines
Tue 4-808:45
SEA
-
HKG
1 stop19h 10m
United Airlines
Deal found 25-6HK$6,798
Thu 23-709:25
HKG
-
SEA
1 stop19h 40m
Multiple Airlines
Sun 30-813:35
SEA
-
HKG
1 stop24h 10m
Multiple Airlines
Deal found 29-6HK$7,128
Mon 27-708:45
HKG
-
SEA
1 stop20h 20m
Multiple Airlines
Thu 27-813:35
SEA
-
HKG
1 stop25h 10m
Multiple Airlines
Deal found 26-6HK$7,104
Tue 28-717:40
HKG
-
SEA
1 stop35h 25m
Multiple Airlines
Fri 28-813:35
SEA
-
HKG
1 stop18h 55m
Multiple Airlines
Deal found 26-6HK$6,790
Thu 30-720:50
HKG
-
SEA
1 stop32h 15m
Multiple Airlines
Thu 27-813:35
SEA
-
HKG
1 stop25h 10m
Multiple Airlines
Deal found 26-6HK$7,096
Fri 31-713:00
HKG
-
SEA
1 stop16h 05m
Multiple Airlines
Fri 28-813:35
SEA
-
HKG
1 stop18h 55m
Multiple Airlines
Deal found 27-6HK$6,649
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 29 June 2026.
Sat 19-900:45
HKG
-
SEA
2 stops32h 47m
Air Canada
Deal found 27-6HK$2,791
Sun 8-1100:55
HKG
-
SEA
2 stops33h 27m
Air Canada
Deal found 28-6HK$2,815
Thu 3-912:20
HKG
-
SEA
1 stop37h 20m
Korean Air
Deal found 28-6HK$2,823
Tue 22-909:45
HKG
-
SEA
1 stop27h 57m
Air Canada
Deal found 29-6HK$2,838
Tue 1-912:20
HKG
-
SEA
1 stop37h 20m
Korean Air
Deal found 26-6HK$2,862
Wed 23-917:55
HKG
-
SEA
1 stop31h 45m
Korean Air
Deal found 25-6HK$2,870
Fri 18-900:45
HKG
-
SEA
1 stop24h 55m
Korean Air
Deal found 29-6HK$2,878
Wed 23-900:45
HKG
-
SEA
1 stop24h 55m
Korean Air
Deal found 29-6HK$2,886
Mon 9-1108:15
HKG
-
SEA
2 stops26h 07m
Multiple Airlines
Deal found 29-6HK$2,925
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 29 June 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 29 June 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
Mon 5-10
00:45-13:14
1 stop27h 29m
Seattle/Tacoma Intl
Mon 26-10
14:30-06:40
1 stop25h 10m
HK$4,916
Hong KongSeattle
HKG - SEA
HKGSEA
Hong Kong Intl
Fri 9-10
17:55-13:14
1 stop34h 19m
Seattle/Tacoma Intl
Tue 27-10
12:00-06:40
1 stop27h 40m
HK$4,916
Hong KongSeattle
HKG - SEA
HKGSEA
Hong Kong Intl
Thu 3-9
17:55-13:37
1 stop34h 42m
Seattle/Tacoma Intl
Mon 7-9
09:59-05:05
1 stop28h 06m
HK$4,916
Hong KongSeattle
HKG - SEA
HKGSEA
Hong Kong Intl
Thu 24-9
00:45-13:37
1 stop27h 52m
Seattle/Tacoma Intl
Thu 8-10
12:00-05:05
1 stop26h 05m
HK$4,948
Hong KongSeattle
HKG - SEA
HKGSEA
Hong Kong Intl
Thu 3-9
12:40-21:41
1 stop24h 01m
Seattle/Tacoma Intl
Mon 7-9
15:30-05:40
2 stops23h 10m
HK$5,081
Fastest return journey
Hong KongSeattle
HKG - SEA
HKGSEA
Hong Kong Intl
Tue 14-7
22:30-01:13
1 stop17h 43m
Seattle/Tacoma Intl
Mon 7-9
06:30-18:55
2 stops21h 25m
HK$7,966
Hong KongSeattle
HKG - SEA
HKGSEA
Hong Kong Intl
Mon 21-9
13:25-10:05
Nonstop11h 40m
Seattle/Tacoma Intl
Sun 11-10
19:55-19:20
1 stop32h 25m
HK$8,813
Cheapest one-way
Hong KongSeattle
HKG - SEA
HKGSEA
Hong Kong Intl
Fri 11-9
17:55-13:37
1 stop34h 42m
HK$2,980
Hong KongSeattle
HKG - SEA
HKGSEA
Hong Kong Intl
Thu 10-12
00:55-11:56
1 stop27h 01m
HK$2,980
Hong KongSeattle
HKG - SEA
HKGSEA
Hong Kong Intl
Sun 13-9
17:55-13:37
1 stop34h 42m
HK$2,980
Flights are sorted by cheapest return flights first.
Deals found on 29-6
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, August is the cheapest month in which you can book a flight from Hong Kong to Seattle (average of HK$3,199). Flying from Hong Kong to Seattle in April is currently the most expensive (average of HK$5,105). 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 29 June 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 17% of weekly flights between Hong Kong and Seattle have experienced delays in the past year, with the average delay time being 84 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 17% 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 29 June 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 7 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 27h 29m. Delta provides one of the quickest options available for as low as HK$4,916. 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, United Airlines (HK$3,197), Air Canada (HK$3,580), and China Airlines (HK$4,806) offers the cheapest pricing from Hong Kong to Seattle. United Airlines is priced at 48% 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, August is the cheapest month in which you can book a flight from Hong Kong to Seattle (average of HK$3,199). Flying from Hong Kong to Seattle in April is currently the most expensive (average of HK$5,105). 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 29 June 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 29 June 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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