Find flights
Deals
When to book
Airlines
FAQs

Cheap flights from Hong Kong to Seattle from HK$3,235

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 18-6. Fares are subject to change and may not be available on all flights or dates of travel.
HKG — SEA
29 Apr — 6 May1
1 adult
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 16 days in advance, depart on a Thursday or Monday and return on a Monday

Cheap flight deals from Hong Kong to Seattle

Enter your travel dates to find the best prices.

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 March 2026.

Sat 13-611:45
HKG
-
SEA
1 stop24h 08m
United Airlines
Sat 1-817:04
SEA
-
HKG
1 stop21h 36m
United Airlines
Deal found 29-3HK$5,036
Thu 25-611:45
HKG
-
SEA
1 stop28h 44m
United Airlines
Sat 11-717:04
SEA
-
HKG
1 stop34h 26m
United Airlines
Deal found 26-3HK$5,130
Sat 13-609:25
HKG
-
SEA
2 stops19h 55m
Multiple Airlines
Wed 17-610:45
SEA
-
HKG
2 stops20h 55m
Multiple Airlines
Deal found 28-3HK$5,177
Fri 26-612:00
HKG
-
SEA
2 stops21h 32m
Multiple Airlines
Sun 12-705:40
SEA
-
HKG
2 stops29h 15m
Multiple Airlines
Deal found 26-3HK$5,584
Mon 11-500:45
HKG
-
SEA
1 stop29h 10m
Multiple Airlines
Mon 18-500:55
SEA
-
HKG
1 stop24h 25m
Multiple Airlines
Deal found 28-3HK$5,686
Thu 3-912:20
HKG
-
SEA
1 stop17h 35m
Multiple Airlines
Sun 6-900:55
SEA
-
HKG
1 stop19h 00m
Multiple Airlines
Deal found 26-3HK$5,749
Sat 31-1000:55
HKG
-
SEA
1 stop29h 00m
Multiple Airlines
Sun 8-1100:10
SEA
-
HKG
1 stop31h 00m
Multiple Airlines
Deal found 27-3HK$5,851

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 March 2026.

Round-trip from

HK$5,036

One-way from

HK$3,235

Popular in

August

Cheapest in

January

Average price

HK$6,187

Good round-trip deal

HK$7,789 or less
United Airlines
  • United Airlines
  • 13-6-1-8
  • 2 total stops
  • 45h 44m total
  • Hong Kong to Seattle
Search Deals
Delta
  • Delta
  • 31-5
  • 1 total stop
  • 27h 40m total
  • Hong Kong to Seattle
Search Deals
Highest demand for flights based on searches. 17% potential increase in price (HK$10,653 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (HK$1,526 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 2026
Search Deals
Price to beat on a round-trip flight from Hong Kong to Seattle/Tacoma Intl.
Search Deals

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 30 March 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

Tue 8-9

12:40-11:33

1 stop37h 53m

Seattle/Tacoma Intl

Wed 9-9

15:33-05:00

1 stop22h 27m

HK$6,313

Hong KongSeattle

HKG - SEA

HKGSEA

Hong Kong Intl

Thu 24-9

11:45-13:56

1 stop17h 11m

Seattle/Tacoma Intl

Mon 28-9

12:15-05:00

2 stops25h 45m

HK$6,352

Hong KongSeattle

HKG - SEA

HKGSEA

Hong Kong Intl

Thu 3-9

22:30-09:58

1 stop26h 28m

Seattle/Tacoma Intl

Tue 8-9

12:15-05:00

2 stops25h 45m

HK$6,461

Hong KongSeattle

HKG - SEA

HKGSEA

Hong Kong Intl

Thu 3-9

12:20-21:51

2 stops24h 31m

Seattle/Tacoma Intl

Mon 7-9

18:55-10:55

2 stops25h 00m

HK$7,425

Hong KongSeattle

HKG - SEA

HKGSEA

Hong Kong Intl

Wed 2-9

00:45-14:43

2 stops28h 58m

Seattle/Tacoma Intl

Tue 8-9

07:20-22:45

2 stops24h 25m

HK$7,425

Hong KongSeattle

HKG - SEA

HKGSEA

Hong Kong Intl

Wed 17-6

11:45-19:18

2 stops22h 33m

Seattle/Tacoma Intl

Wed 24-6

19:54-18:55

2 stops32h 01m

HK$7,495
Fastest return journey

Hong KongSeattle

HKG - SEA

HKGSEA

Hong Kong Intl

Thu 23-7

13:40-20:05

1 stop21h 25m

Seattle/Tacoma Intl

Sun 16-8

23:10-10:05

1 stop19h 55m

HK$7,574

Hong KongSeattle

HKG - SEA

HKGSEA

Hong Kong Intl

Tue 9-6

00:45-13:25

1 stop27h 40m

Seattle/Tacoma Intl

Tue 23-6

05:30-22:45

2 stops26h 15m

HK$7,722
Cheapest one-way

Hong KongSeattle

HKG - SEA

HKGSEA

Hong Kong Intl

Thu 18-6

17:55-13:25

1 stop34h 30m

HK$3,235

Hong KongSeattle

HKG - SEA

HKGSEA

Hong Kong Intl

Thu 10-9

22:30-21:56

2 stops38h 26m

HK$4,370

Flights are sorted by cheapest return flights first.

Deals found on 26-3

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.
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 13 March 2026.

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, February is the cheapest month in which you can book a flight from Hong Kong to Seattle (average of HK$4,167). Flying from Hong Kong to Seattle in August is currently the most expensive (average of HK$6,939). 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.

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 March 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.
星宇航空
9.0
Wonderful
Check prices

Crew

9.2

Food

8.7

Entertainment

8.8

Comfort

8.9

Boarding

9.0

Overall

9.0

Reviews

1 / 10
10.0
Excellent

Anonymous,Jan 2026

SEA - TPE

First time travelled with starlux and had best experience. Food was really good and crew is the best. Entertainment was also best. Having latest movies. I requested for isle seat at the last time and they provided me. Best airline service.
星宇航空
9.0
Wonderful
星宇航空
9.0
Wonderful
Check prices

Crew

9.2

Food

8.7

Entertainment

8.8

Comfort

8.9

Boarding

9.0

Overall

9.0

Reviews

1 / 10
10.0
Excellent

Anonymous,Jan 2026

SEA - TPE

First time travelled with starlux and had best experience. Food was really good and crew is the best. Entertainment was also best. Having latest movies. I requested for isle seat at the last time and they provided me. Best airline service.
EVA Air
8.5
Very Good
1,394 reviews
星宇航空
9.0
Wonderful
Check prices

Crew

9.2

Food

8.7

Entertainment

8.8

Comfort

8.9

Boarding

9.0

Overall

9.0

Reviews

1 / 10
10.0
Excellent

Anonymous,Jan 2026

SEA - TPE

First time travelled with starlux and had best experience. Food was really good and crew is the best. Entertainment was also best. Having latest movies. I requested for isle seat at the last time and they provided me. Best airline service.
China Airlines
8.3
Very Good
817 reviews
星宇航空
9.0
Wonderful
Check prices

Crew

9.2

Food

8.7

Entertainment

8.8

Comfort

8.9

Boarding

9.0

Overall

9.0

Reviews

1 / 10
10.0
Excellent

Anonymous,Jan 2026

SEA - TPE

First time travelled with starlux and had best experience. Food was really good and crew is the best. Entertainment was also best. Having latest movies. I requested for isle seat at the last time and they provided me. Best airline service.
Cathay Pacific
7.6
Good
1,234 reviews
星宇航空
9.0
Wonderful
Check prices

Crew

9.2

Food

8.7

Entertainment

8.8

Comfort

8.9

Boarding

9.0

Overall

9.0

Reviews

1 / 10
10.0
Excellent

Anonymous,Jan 2026

SEA - TPE

First time travelled with starlux and had best experience. Food was really good and crew is the best. Entertainment was also best. Having latest movies. I requested for isle seat at the last time and they provided me. Best airline service.
United Airlines
7.4
Good
9,515 reviews
星宇航空
9.0
Wonderful
Check prices

Crew

9.2

Food

8.7

Entertainment

8.8

Comfort

8.9

Boarding

9.0

Overall

9.0

Reviews

1 / 10
10.0
Excellent

Anonymous,Jan 2026

SEA - TPE

First time travelled with starlux and had best experience. Food was really good and crew is the best. Entertainment was also best. Having latest movies. I requested for isle seat at the last time and they provided me. Best airline service.

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 5 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 37h 53m. United Airlines provides one of the quickest options available for as low as HK$6,313. 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, China Airlines (HK$4,800), Air Canada (HK$4,806), and 星宇航空 (HK$4,978) offers the cheapest pricing from Hong Kong to Seattle. China Airlines is priced at 22% 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$8,711, our data shows the cheapest flight currently is HK$4,686. When looking at the most popular route, (Hong Kong Intl - Seattle/Tacoma Intl), you can expect to pay HK$5,036 for that flight.

  • Can I find deals for flights from Hong Kong to Seattle that include hotel bookings?

    Yes. In addition to deals on Hong Kong to Seattle flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Hong Kong to Seattle?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Hong Kong to Seattle.

  • 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, February is the cheapest month in which you can book a flight from Hong Kong to Seattle (average of HK$4,167). Flying from Hong Kong to Seattle in August is currently the most expensive (average of HK$6,939). 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.

See more FAQs

Travelling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
Shoreline
Renton
SeaTac

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Hong Kong to Seattle

See prices for flight routes from nearby airports that may be better suited for you.
Hong Kong to Seattle flights
Hong Kong to Spokane flights
Hong Kong to Portland flights

Top 6 airlines flying from Hong Kong to Seattle

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 March 2026.
AirlineCheapestAverageFlexibilityOn-time
China AirlinesCheapestHK$4,800AverageHK$5,480FlexibilityNo cancel feeOn-time70%
Search China Airlines flights
Air CanadaCheapestHK$4,806AverageHK$5,925FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
星宇航空CheapestHK$4,978AverageHK$6,069FlexibilityNo cancel feeOn-timeN/A
Search 星宇航空 flights
Cathay PacificCheapestHK$5,096AverageHK$6,702FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights
EVA AirCheapestHK$5,177AverageHK$6,516FlexibilityNo cancel feeOn-time74%
Search EVA Air flights
United AirlinesCheapestHK$5,245AverageHK$5,963FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

Fly with Cheapflights

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.