Cheap flights from Hong Kong to Seattle from HK$2,625
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 10-12. Fares are subject to change and may not be available on all flights or dates of travel.
HKG — SEA
1 Jan — 8 Jan1
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 February, booked 16 days in advance, depart on a Monday or Tuesday and return on a Thursday
Cheap 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 2 December 2025.
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 2 December 2025.
Wed 24-1220:25HKG - SEA
1 stop18h 21mAir Canada
Sat 17-105:50SEA - HKG
1 stop20h 50mAir Canada
Deal found 29-11HK$4,875
Tue 23-1219:45HKG - SEA
1 stop35h 20m星宇航空
Tue 30-1223:45SEA - HKG
1 stop18h 25m星宇航空
Deal found 30-11HK$4,945
Fri 26-1220:25HKG - SEA
1 stop14h 51mAir Canada
Sat 17-105:50SEA - HKG
1 stop20h 50mAir Canada
Deal found 29-11HK$5,039
Fri 26-1220:55HKG - SEA
1 stop27h 05mMultiple Airlines
Sat 17-107:15SEA - HKG
2 stops23h 55mMultiple Airlines
Deal found 29-11HK$5,109
Tue 23-1222:30HKG - SEA
1 stop38h 37mUnited Airlines
Tue 30-1209:06SEA - HKG
2 stops42h 14mUnited Airlines
Deal found 30-11HK$5,156
Wed 24-1211:25HKG - SEA
2 stops23h 20mUnited Airlines
Sat 17-112:35SEA - HKG
2 stops26h 25mUnited Airlines
Deal found 29-11HK$5,218
Wed 24-1220:40HKG - SEA
1 stop27h 25mMultiple Airlines
Fri 16-100:10SEA - HKG
1 stop19h 50mMultiple Airlines
Deal found 29-11HK$5,296
Thu 25-1200:55HKG - SEA
1 stop24h 05mKorean Air
Sat 17-111:00SEA - HKG
1 stop20h 10mKorean Air
Deal found 29-11HK$5,436
Tue 23-1219:40HKG - SEA
1 stop14h 30mEVA Air
Mon 29-1200:10SEA - HKG
1 stop18h 00mEVA Air
Deal found 30-11HK$5,771
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 2 December 2025.
Wed 14-120:25HKG - SEA
1 stop14h 51mAir Canada
Thu 2-415:40SEA - HKG
1 stop22h 30mAir Canada
Deal found 1-12HK$5,000
Fri 26-1220:55HKG - SEA
1 stop27h 05mMultiple Airlines
Sat 17-107:15SEA - HKG
2 stops23h 55mMultiple Airlines
Deal found 29-11HK$5,109
Thu 15-110:35HKG - SEA
1 stop26h 37mUnited Airlines
Thu 22-112:24SEA - HKG
2 stops26h 21mUnited Airlines
Deal found 30-11HK$5,156
Thu 5-300:40HKG - SEA
1 stop29h 15mAsiana Airlines
Mon 9-300:10SEA - HKG
1 stop31h 30mAsiana Airlines
Deal found 29-11HK$5,288
Thu 5-300:55HKG - SEA
1 stop24h 05mKorean Air
Tue 10-312:00SEA - HKG
1 stop32h 20mKorean Air
Deal found 29-11HK$5,436
Fri 26-1220:25HKG - SEA
1 stop14h 51mAir Canada
Sat 17-105:50SEA - HKG
1 stop20h 50mAir Canada
Deal found 29-11HK$5,039
Tue 20-122:30HKG - SEA
1 stop18h 29mUnited Airlines
Thu 29-109:00SEA - HKG
2 stops29h 45mUnited Airlines
Deal found 1-12HK$5,156
Wed 24-1211:25HKG - SEA
2 stops23h 20mUnited Airlines
Sat 17-112:25SEA - HKG
2 stops26h 20mUnited Airlines
Deal found 30-11HK$5,218
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 2 December 2025.
Mon 20-413:30HKG - SEA
Nonstop11h 40mCathay Pacific
Wed 22-411:50SEA - HKG
Nonstop13h 55mCathay Pacific
Deal found 1-12HK$5,148
Last-minute flights from Hong Kong to Seattle
Discover last-minute flight deals from Hong Kong to Seattle. Data last updated 2 December 2025 and is based on user searches.
Tue 23-1219:45HKG - SEA
1 stop35h 20m星宇航空
Tue 30-1223:45SEA - HKG
1 stop18h 25m星宇航空
Deal found 30-11HK$4,945
Tue 23-1222:30HKG - SEA
1 stop38h 37mUnited Airlines
Tue 30-1209:06SEA - HKG
2 stops42h 14mUnited Airlines
Deal found 30-11HK$5,156
Wed 24-1220:25HKG - SEA
1 stop18h 21mAir Canada
Sat 17-105:50SEA - HKG
1 stop20h 50mAir Canada
Deal found 29-11HK$4,875
Fri 26-1220:25HKG - SEA
1 stop14h 51mAir Canada
Sat 17-105:50SEA - HKG
1 stop20h 50mAir Canada
Deal found 29-11HK$5,039
Fri 26-1220:55HKG - SEA
1 stop27h 05mMultiple Airlines
Sat 17-107:15SEA - HKG
2 stops23h 55mMultiple Airlines
Deal found 29-11HK$5,109
Mon 12-122:45HKG - SEA
1 stop35h 55mPhilippine Airlines
Thu 2-423:10SEA - HKG
1 stop27h 05mPhilippine Airlines
Deal found 1-12HK$5,117
Tue 13-111:15HKG - SEA
1 stop23h 25mPhilippine Airlines
Thu 2-423:10SEA - HKG
1 stop27h 05mPhilippine Airlines
Deal found 30-11HK$5,054
Wed 14-120:25HKG - SEA
1 stop14h 51mAir Canada
Thu 2-415:40SEA - HKG
1 stop22h 30mAir Canada
Deal found 1-12HK$5,000
Thu 15-120:25HKG - SEA
1 stop14h 51mAir Canada
Thu 22-120:00SEA - HKG
1 stop30h 40mAir Canada
Deal found 30-11HK$4,930
Tue 20-111:15HKG - SEA
1 stop23h 25mPhilippine Airlines
Thu 29-121:30SEA - HKG
1 stop23h 00mPhilippine Airlines
Deal found 1-12HK$4,455
Tue 20-113:40HKG - SEA
1 stop21h 00mMultiple Airlines
Wed 28-100:10SEA - HKG
1 stop19h 50mMultiple Airlines
Deal found 1-12HK$5,195
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 2 December 2025.
Wed 10-1211:15HKG - SEA
1 stop23h 25mPhilippine Airlines
Deal found 1-12HK$2,625
Mon 8-1222:45HKG - SEA
1 stop35h 55mPhilippine Airlines
Deal found 30-11HK$2,640
Wed 1-413:40HKG - SEA
1 stop21h 25mPhilippine Airlines
Deal found 1-12HK$2,656
Mon 30-323:15HKG - SEA
1 stop35h 50mPhilippine Airlines
Deal found 30-11HK$2,663
Wed 4-213:40HKG - SEA
1 stop21h 00mPhilippine Airlines
Deal found 1-12HK$2,671
Mon 9-222:45HKG - SEA
1 stop35h 55mPhilippine Airlines
Deal found 30-11HK$2,687
Mon 2-322:45HKG - SEA
1 stop35h 55mPhilippine Airlines
Deal found 30-11HK$2,749
Sun 1-313:40HKG - SEA
1 stop21h 00mPhilippine Airlines
Deal found 30-11HK$2,780
Thu 26-222:45HKG - SEA
1 stop35h 55mPhilippine Airlines
Deal found 30-11HK$2,874
Wed 10-1220:55HKG - SEA
2 stops27h 10mHainan Airlines
Deal found 30-11HK$2,913
Wed 4-320:55HKG - SEA
2 stops27h 10mHainan Airlines
Deal found 30-11HK$2,959
Cheapflights Fare Finder
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 2 December 2025.
Use the filters below to find and compare flights from Hong Kong to Seattle that are best for you.
Fly from
Hong Kong
Fly to
Seattle
Route
Departure
Return
Price
Hong KongSeattle
HKG - SEA
HKGSEA
Hong Kong Intl
Wed 14-1
20:25-19:16
1 stop14h 51m
Seattle/Tacoma Intl
Thu 2-4
15:40-05:10
1 stop22h 30m
HK$5,000
Hong KongSeattle
HKG - SEA
HKGSEA
Hong Kong Intl
Fri 26-12
20:25-19:16
1 stop14h 51m
Seattle/Tacoma Intl
Sat 17-1
05:50-18:40
1 stop20h 50m
HK$5,039
Hong KongSeattle
HKG - SEA
HKGSEA
Hong Kong Intl
Fri 26-12
20:55-08:00
1 stop27h 05m
Seattle/Tacoma Intl
Sat 17-1
07:15-23:10
2 stops23h 55m
HK$5,109
Hong KongSeattle
HKG - SEA
HKGSEA
Hong Kong Intl
Thu 15-1
10:35-21:12
1 stop26h 37m
Seattle/Tacoma Intl
Thu 22-1
12:24-06:45
2 stops26h 21m
HK$5,156
Hong KongSeattle
HKG - SEA
HKGSEA
Hong Kong Intl
Tue 20-1
22:30-00:59
1 stop18h 29m
Seattle/Tacoma Intl
Thu 29-1
09:00-06:45
2 stops29h 45m
HK$5,156
Hong KongSeattle
HKG - SEA
HKGSEA
Hong Kong Intl
Wed 24-12
11:25-18:45
2 stops23h 20m
Seattle/Tacoma Intl
Sat 17-1
12:25-06:45
2 stops26h 20m
HK$5,218
Hong KongSeattle
HKG - SEA
HKGSEA
Hong Kong Intl
Thu 5-3
00:40-13:55
1 stop29h 15m
Seattle/Tacoma Intl
Mon 9-3
00:10-22:40
1 stop31h 30m
HK$5,288
Hong KongSeattle
HKG - SEA
HKGSEA
Hong Kong Intl
Thu 5-3
00:55-09:00
1 stop24h 05m
Seattle/Tacoma Intl
Tue 10-3
12:00-11:20
1 stop32h 20m
HK$5,436
Hong KongSeattle
HKG - SEA
HKGSEA
Hong Kong Intl
Tue 28-4
18:15-20:05
1 stop16h 50m
HK$2,640
Hong KongSeattle
HKG - SEA
HKGSEA
Hong Kong Intl
Wed 29-4
23:15-20:05
1 stop35h 50m
HK$2,640
Flights are sorted by cheapest return flights first.
Deals found on 1-12
Showing 1-10 of 20 results
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.
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
How far ahead should I book a flight from Hong Kong to Seattle?
Use this chart to determine the optimal time to book a return flight from Hong Kong to Seattle. Price data was last updated on 28 November 2025.
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 16 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, July is the cheapest month in which you can book a flight from Hong Kong to Seattle (average of HK$4,143). Flying from Hong Kong to Seattle in August is currently the most expensive (average of HK$7,095). 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 2 December 2025.
It’s typically best to fly out from Hong Kong to Seattle at midday. Doing so could potentially save you 25% on the flight price compared to flying in the morning, which is usually more expensive.
What is the cheapest day to fly from Hong Kong to Seattle?
Use this chart to determine the cheapest time to fly return from Hong Kong to Seattle. Price data was last updated on 16 December 2024.
Travellers seeking maximum savings on their Hong Kong to Seattle flight should consider departing on Wednesday at midday when fares are most often at their lowest. Sunday mornings flights should be avoided if possible as fares are typically the most expensive at this time.
How often are flights from Hong Kong to Seattle delayed?
About 0% of weekly flights between Hong Kong and Seattle have experienced delays in the past year, with the average delay time being 0 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?
Thursday tends to have the lowest number of delays on this route, whereas Thursday has historically faced a higher average of delays compared to other days of the week.
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 2 December 2025.
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.
Starlux Airlines was amazing. No complaints on anything with them
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 long is the flight from Hong Kong to Seattle?
A quick flight from Hong Kong to Seattle can take about 14h 51m. Air Canada provides one of the quickest options available for as low as HK$5,000. Airlines will cover a distance of 10435 km. This flight may include one or multiple stops.
What are the cheapest airlines flying from Hong Kong to Seattle round-trip?
According to our current data, Air Canada (HK$4,779), 星宇航空 (HK$4,950), and China Airlines (HK$5,018) offers the cheapest pricing from Hong Kong to Seattle. Air Canada is priced at 28% lower than the current average price of a flight leaving 3 months from now.
What are the cheapest flights from Hong Kong to Seattle?
While on average a flight from Hong Kong to Seattle is generally HK$8,004, our data shows the cheapest flight currently is HK$5,100. When looking at the most popular route, (Hong Kong Intl - Seattle/Tacoma Intl), you can expect to pay HK$4,307 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, July is the cheapest month in which you can book a flight from Hong Kong to Seattle (average of HK$4,143). Flying from Hong Kong to Seattle in August is currently the most expensive (average of HK$7,095). 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.
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 2 December 2025.
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.