Cheap flights from Hong Kong to Seattle from HK$3,364
This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9-10. Fares are subject to change and may not be available on all flights or dates of travel.
HKG — SEA
4 Oct — 11 Oct1
Return
1 adult
Economy
Return
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Hong Kong Intl to Seattle/Tacoma Intl are usually found in November or January, booked 90 days in advance, depart on a Thursday or Wednesday and return on a Tuesday
Cheap flight deals from Hong Kong to Seattle
Enter your travel dates to find the best prices.
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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 4 September 2026.
Thu 3-911:45 -
2 stops22h 29m
Wed 16-919:35 -
1 stop18h 25m
Deal found 30-8HK$5,520
Mon 7-911:45 -
1 stop19h 29m
Mon 7-918:30 -
1 stop20h 10m
Deal found 31-8HK$5,606
Thu 3-921:45 -
2 stops29h 35m
Wed 16-915:30 -
1 stop22h 30m
Deal found 30-8HK$5,614
Mon 14-922:30 -
1 stop27h 51m
Wed 23-906:32 -
1 stop20h 58m
Deal found 3-9HK$5,645
Thu 29-1010:35 -
1 stop25h 12m
Sun 1-1116:39 -
1 stop34h 36m
Deal found 1-9HK$5,653
Thu 3-921:45 -
2 stops29h 35m
Mon 7-910:55 -
1 stop27h 05m
Deal found 2-9HK$5,716
Mon 19-1009:45 -
1 stop23h 47m
Mon 26-1019:05 -
1 stop19h 05m
Deal found 4-9HK$5,739
Wed 9-911:45 -
1 stop23h 58m
Wed 23-912:05 -
2 stops25h 55m
Deal found 4-9HK$5,747
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 4 September 2026.
Wed 28-1011:25 -
1 stop22h 44m
Sun 1-1119:35 -
1 stop31h 45m
Deal found 3-9HK$5,645
Tue 15-917:55 -
1 stop34h 42m
Sun 27-909:59 -
1 stop28h 06m
Deal found 3-9HK$6,320
Thu 29-1022:30 -
1 stop26h 10m
Sun 1-1112:28 -
1 stop38h 47m
Deal found 31-8HK$5,653
Thu 15-1022:30 -
1 stop26h 33m
Thu 22-1018:43 -
1 stop19h 57m
Deal found 31-8HK$5,653
Tue 15-912:20 -
1 stop16h 17m
Wed 23-912:35 -
1 stop25h 30m
Deal found 3-9HK$6,320
Sun 20-922:30 -
1 stop30h 54m
Mon 28-906:30 -
1 stop21h 00m
Deal found 2-9HK$6,053
Mon 21-922:30 -
1 stop27h 51m
Fri 2-1006:30 -
1 stop21h 00m
Deal found 2-9HK$6,053
Sun 13-1210:35 -
2 stops21h 37m
Sat 2-107:05 -
1 stop20h 15m
Deal found 3-9HK$6,445
Mon 1-210:35 -
3 stops26h 37m
Thu 11-210:45 -
1 stop28h 00m
Deal found 4-9HK$6,798
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 4 September 2026.
Thu 15-1013:25 -
Nonstop11h 40m
Thu 22-1011:45 -
Nonstop14h 00m
Deal found 31-8HK$7,519
Sat 17-1013:25 -
Nonstop11h 40m
Sat 24-1011:45 -
Nonstop14h 00m
Deal found 2-9HK$7,527
Thu 24-913:25 -
Nonstop11h 40m
Tue 29-911:45 -
Nonstop14h 00m
Deal found 30-8HK$7,535
Mon 21-913:25 -
Nonstop11h 40m
Wed 30-911:45 -
Nonstop14h 00m
Deal found 2-9HK$7,558
Mon 14-913:25 -
Nonstop11h 55m
Wed 23-911:45 -
Nonstop14h 00m
Deal found 3-9HK$7,566
Mon 14-913:25 -
Nonstop11h 55m
Mon 28-911:45 -
Nonstop14h 00m
Deal found 3-9HK$7,574
Mon 14-913:25 -
Nonstop11h 55m
Mon 21-911:45 -
Nonstop14h 00m
Deal found 3-9HK$7,582
Mon 19-1013:25 -
Nonstop11h 40m
Mon 26-1011:25 -
Nonstop14h 20m
Deal found 4-9HK$7,613
Tue 22-1213:05 -
Nonstop11h 40m
Thu 31-1210:50 -
Nonstop13h 55m
Deal found 30-8HK$7,645
Mon 14-913:25 -
Nonstop11h 55m
Sat 26-911:45 -
Nonstop14h 00m
Deal found 3-9HK$8,154
Mon 1-213:05 -
Nonstop11h 40m
Tue 9-210:50 -
Nonstop13h 55m
Deal found 31-8HK$8,296
Mon 1-213:05 -
Nonstop11h 40m
Thu 11-210:50 -
Nonstop13h 55m
Deal found 1-9HK$8,358
Last-minute flights from Hong Kong to Seattle
Discover last-minute flight deals from Hong Kong to Seattle. Data last updated 4 September 2026 and is based on user searches.
Thu 3-911:45 -
2 stops22h 29m
Wed 16-919:35 -
1 stop18h 25m
Deal found 30-8HK$5,520
Thu 3-921:45 -
2 stops29h 35m
Wed 16-915:30 -
1 stop22h 30m
Deal found 30-8HK$5,614
Thu 3-921:45 -
2 stops29h 35m
Mon 7-910:55 -
1 stop27h 05m
Deal found 2-9HK$5,716
Mon 7-911:45 -
1 stop19h 29m
Mon 7-918:30 -
1 stop20h 10m
Deal found 31-8HK$5,606
Wed 9-911:45 -
1 stop23h 58m
Wed 23-912:05 -
2 stops25h 55m
Deal found 4-9HK$5,747
Mon 14-911:45 -
2 stops25h 06m
Wed 23-919:35 -
1 stop18h 25m
Deal found 3-9HK$5,645
Mon 19-1009:45 -
1 stop23h 47m
Mon 26-1019:05 -
1 stop19h 05m
Deal found 4-9HK$5,739
Thu 29-1010:35 -
1 stop25h 12m
Sun 1-1116:39 -
1 stop34h 36m
Deal found 1-9HK$5,653
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 4 September 2026.
Fri 9-1020:20 -
1 stop27h 40m
Wed 31-1200:00 -
Nonstop0h 00m
Deal found 3-9HK$3,364
Mon 26-1015:50 -
1 stop32h 30m
Wed 31-1200:00 -
Nonstop0h 00m
Deal found 2-9HK$3,458
Tue 29-920:10 -
1 stop35h 00m
Wed 31-1200:00 -
Nonstop0h 00m
Deal found 3-9HK$3,473
Wed 9-919:45 -
1 stop32h 55m
Wed 31-1200:00 -
Nonstop0h 00m
Deal found 3-9HK$3,489
Thu 8-1018:00 -
1 stop17h 05m
Wed 31-1200:00 -
Nonstop0h 00m
Deal found 1-9HK$3,497
Tue 10-1119:45 -
1 stop35h 20m
Wed 31-1200:00 -
Nonstop0h 00m
Deal found 2-9HK$3,505
Tue 10-1122:55 -
1 stop35h 35m
Wed 31-1200:00 -
Nonstop0h 00m
Deal found 30-8HK$3,520
Sun 22-1113:40 -
2 stops34h 42m
Wed 31-1200:00 -
Nonstop0h 00m
Deal found 31-8HK$3,528
Fri 18-911:20 -
1 stop19h 50m
Wed 31-1200:00 -
Nonstop0h 00m
Deal found 3-9HK$3,536
Sun 4-1020:10 -
1 stop35h 00m
Wed 31-1200:00 -
Nonstop0h 00m
Deal found 4-9HK$3,552
Tue 10-1110:20 -
1 stop23h 50m
Wed 31-1200:00 -
Nonstop0h 00m
Deal found 30-8HK$3,568
Find flight deals from Hong Kong to Seattle
Discover tips and strategies to find the most affordable flight options for your journey from Hong Kong (HKG) to Seattle (SEA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 4 September 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 4 September 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
Fastest return journey
Hong KongSeattle
HKG Hong Kong Intl - SEA Seattle/Tacoma Intl
HKGSEA
Hong Kong Intl
Sun 17-1
20:05-18:10
1 stop14h 05m
Seattle/Tacoma Intl
Wed 31-12
00:00-16:00
Nonstop0h 00m
HK$3,748
Hong KongSeattle
HKG Hong Kong Intl - SEA Seattle/Tacoma Intl
HKGSEA
Hong Kong Intl
Sat 12-9
19:40-19:40
1 stop15h 00m
Seattle/Tacoma Intl
Wed 31-12
00:00-16:00
Nonstop0h 00m
HK$3,787
Hong KongSeattle
HKG Hong Kong Intl - SEA Seattle/Tacoma Intl
HKGSEA
Hong Kong Intl
Wed 25-11
11:30-18:30
1 stop23h 00m
Seattle/Tacoma Intl
Wed 31-12
00:00-16:00
Nonstop0h 00m
HK$3,811
Hong KongSeattle
HKG Hong Kong Intl - SEA Seattle/Tacoma Intl
HKGSEA
Hong Kong Intl
Mon 14-9
20:10-19:45
1 stop14h 35m
Seattle/Tacoma Intl
Wed 31-12
00:00-16:00
Nonstop0h 00m
HK$3,858
Hong KongSeattle
HKG Hong Kong Intl - SEA Seattle/Tacoma Intl
HKGSEA
Hong Kong Intl
Sun 4-10
14:05-19:15
1 stop20h 10m
Seattle/Tacoma Intl
Wed 31-12
00:00-16:00
Nonstop0h 00m
HK$3,897
Hong KongSeattle
HKG Hong Kong Intl - SEA Seattle/Tacoma Intl
HKGSEA
Hong Kong Intl
Sun 29-11
00:55-21:57
2 stops37h 02m
Seattle/Tacoma Intl
Wed 31-12
00:00-16:00
Nonstop0h 00m
HK$4,265
Hong KongSeattle
HKG Hong Kong Intl - SEA Seattle/Tacoma Intl
HKGSEA
Hong Kong Intl
Wed 9-9
11:45-11:57
2 stops39h 12m
Seattle/Tacoma Intl
Wed 31-12
00:00-16:00
Nonstop0h 00m
HK$4,320
Hong KongSeattle
HKG Hong Kong Intl - SEA Seattle/Tacoma Intl
HKGSEA
Hong Kong Intl
Wed 30-9
11:45-19:29
2 stops22h 44m
Seattle/Tacoma Intl
Wed 31-12
00:00-16:00
Nonstop0h 00m
HK$4,320
Hong KongSeattle
HKG Hong Kong Intl - SEA Seattle/Tacoma Intl
HKGSEA
Hong Kong Intl
Tue 12-1
10:45-21:57
1 stop27h 12m
Seattle/Tacoma Intl
Wed 31-12
00:00-16:00
Nonstop0h 00m
HK$4,414
Hong KongSeattle
HKG Hong Kong Intl - SEA Seattle/Tacoma Intl
HKGSEA
Hong Kong Intl
Sun 20-9
12:40-18:29
2 stops20h 49m
Seattle/Tacoma Intl
Wed 31-12
00:00-16:00
Nonstop0h 00m
HK$4,846
Flights are sorted by cheapest return flights first.
Deals found on 3-9
Showing 1-10 of 21 resultsSorted by cheapest first
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2
3
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
Prices
Delays
More
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 89 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
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$9,346). 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 HKG 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 4 September 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 much does it cost for a return flight from Hong Kong to Seattle?
Airfare is typical for this route at the moment.
Hong Kong to Seattle flights typically cost between HK$5,167 and HK$7,849 in September.The cheapest return price found within the last 5 days was HK$5,645 on United Airlines (14 Sept–23 Sept).
How often are flights from Hong Kong to Seattle delayed?
About 32% of weekly flights between Hong Kong and Seattle have experienced delays in the past year, with the average delay time being 136 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 32% of flights being delayed.
What’s the top stopover airport for flights from Hong Kong to Seattle?
Share of one-stop return flights from Hong Kong to Seattle chosen by Cheapflights users in the past 12 months, using the same stopover each way.
Taipei City (TPE) – chosen by Cheapflights users on 74% of one-stop itineraries from Hong Kong to Seattle on Cheapflights.
What’s the cheapest stopover airport for flights from Hong Kong to Seattle?
Average return fare for one-stop flights from Hong Kong to Seattle, chosen by Cheapflights users in the past 12 months, with the same stopover each way.
Manila (MNL) is the most affordable one-stop option, with an average return flight price of HK$4,877.
What’s the fastest stopover option from Hong Kong to Seattle?
Shortest average travel time for one-stop one-way flights from Hong Kong to Seattle, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.
Flights via Vancouver (YVR) have the shortest average one-way travel time for one-stop routes: 15h 03m.
Which airport typically offers the quickest stopover for flights from Hong Kong to Seattle?
Average stopover duration for one-stop one-way flights from Hong Kong to Seattle, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via San Francisco (SFO) offer the fastest connection on this route, with an average stopover time of 1h 27m.
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 4 September 2026.
Check out reviews from past customers who have flown with 星宇航空,EVA Air, andCathay Pacific from Hong Kong to Seattle to help guide your decision. You can also see how each airline stacks up 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 airports do I use to fly from Hong Kong to Seattle?
You will need to book a flight from Hong Kong Intl to Seattle/Tacoma Intl if you want to fly from Hong Kong to Seattle. At least 6 different airlines have flights from Hong Kong Intl (HKG) to Seattle/Tacoma Intl (SEA) on a regular basis. There are 2 flights to Seattle from the Hong Kong airport per day. If you manage to book one that is nonstop, then you can expect the flight time from HKG to SEA to be around 11h 40m.
How popular is this Hong Kong to Seattle flight route?
The Hong Kong Intl 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 20h 47m. 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, United Airlines (HK$2,475), Air Canada (HK$3,115), and China Airlines (HK$4,806) offers the cheapest pricing from Hong Kong to Seattle. United Airlines is priced at 61% 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?
Consider American Airlines (21%), Cathay Pacific (21%) or Malaysia Airlines (15%) when booking your flight. These represent the most reliable airlines when flying from Hong Kong to Seattle.
What are the cheapest flights from Hong Kong to Seattle?
While on average a flight from Hong Kong to Seattle is generally HK$9,378, 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$5,645 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$9,346). 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.
Book flights to Seattle if you plan to visit one of these locations
Shoreline
Edmonds
SeaTac
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Fly from Hong Kong to Seattle on these airlines
Choose from the following airlines for your flight from Hong Kong to Seattle. Flights are based on user searches made on Cheapflights and were last updated on 4 September 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 4 September 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?
Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Hong Kong to Seattle. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.
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?
Cheapflights does show flights with no change fees to all users. To see these options for flights from Hong Kong to Seattle, users can toggle the no change fees filter when performing a flight search.
Can Cheapflights notify me if prices for flights from Hong Kong to Seattle become cheaper?
Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Seattle from Hong Kong today and book when prices fit your budget.
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