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Cheap flights from Hong Kong to Seattle from HK$3,391

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 31-3. Fares are subject to change and may not be available on all flights or dates of travel.
HKG — SEA
4 Mar — 11 Mar1
1 adult
1 adult, Economy, 0 bags

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 2 February 2026.

Fri 13-213:40
HKG
-
SEA
1 stop21h 00m
Philippine Airlines
Wed 4-321:30
SEA
-
HKG
1 stop32h 15m
Philippine Airlines
Deal found 1-2HK$4,359
Wed 18-318:55
HKG
-
SEA
1 stop15h 45m
Philippine Airlines
Wed 25-322:30
SEA
-
HKG
1 stop28h 25m
Philippine Airlines
Deal found 1-2HK$4,375
Thu 3-913:40
HKG
-
SEA
1 stop21h 25m
Philippine Airlines
Tue 8-923:10
SEA
-
HKG
1 stop19h 55m
Philippine Airlines
Deal found 1-2HK$4,453
Tue 30-623:15
HKG
-
SEA
1 stop35h 50m
Philippine Airlines
Sun 12-723:10
SEA
-
HKG
1 stop31h 45m
Philippine Airlines
Deal found 1-2HK$4,742
Wed 15-418:00
HKG
-
SEA
1 stop17h 05m
Philippine Airlines
Tue 12-523:10
SEA
-
HKG
1 stop31h 45m
Philippine Airlines
Deal found 30-1HK$4,758
Thu 26-211:20
HKG
-
SEA
1 stop22h 50m
EVA Air
Wed 4-300:10
SEA
-
HKG
1 stop18h 00m
EVA Air
Deal found 1-2HK$4,766
Tue 14-423:15
HKG
-
SEA
1 stop35h 50m
Philippine Airlines
Tue 12-523:10
SEA
-
HKG
1 stop31h 45m
Philippine Airlines
Deal found 30-1HK$4,844
Fri 16-1001:40
HKG
-
SEA
2 stops27h 42m
Multiple Airlines
Sun 25-1005:45
SEA
-
HKG
1 stop20h 55m
Multiple Airlines
Deal found 31-1HK$4,890
Thu 3-909:45
HKG
-
SEA
1 stop14h 32m
Air Canada
Mon 7-915:00
SEA
-
HKG
2 stops40h 45m
Air Canada
Deal found 1-2HK$5,000
Wed 22-413:25
HKG
-
SEA
Nonstop11h 40m
Cathay Pacific
Mon 27-411:45
SEA
-
HKG
Nonstop14h 00m
Cathay Pacific
Deal found 1-2HK$5,039
Wed 22-411:20
HKG
-
SEA
1 stop19h 50m
星宇航空
Sun 26-401:15
SEA
-
HKG
1 stop17h 40m
星宇航空
Deal found 1-2HK$5,055

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 2 February 2026.

Round-trip from

HK$4,359

One-way from

HK$3,391

Popular in

July

Cheapest in

January

Average price

HK$5,617

Good round-trip deal

HK$6,354 or less
Philippine Airlines
  • Philippine Airlines
  • 13-2-4-3
  • 2 total stops
  • 44h 00m total
  • Hong Kong to Seattle
Search Deals
Air Canada
  • Air Canada
  • 10-2
  • 2 total stops
  • 25h 16m total
  • Hong Kong to Seattle
Search Deals
Highest demand for flights based on searches. 18% potential increase in price (HK$11,487 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (HK$1,637 potential savings vs. average return price).
Search Deals
Average for round-trip flights in February 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 2 February 2026.
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

Mon 6-4

11:05-19:30

1 stop23h 25m

Seattle/Tacoma Intl

Fri 24-4

01:30-18:30

1 stop26h 00m

HK$4,766

Hong KongSeattle

HKG - SEA

HKGSEA

Hong Kong Intl

Tue 21-4

23:15-20:05

1 stop35h 50m

Seattle/Tacoma Intl

Thu 14-5

23:10-17:00

1 stop26h 50m

HK$5,078

Hong KongSeattle

HKG - SEA

HKGSEA

Hong Kong Intl

Wed 22-4

18:00-20:05

1 stop17h 05m

Seattle/Tacoma Intl

Sun 10-5

23:10-12:35

1 stop22h 25m

HK$5,078

Hong KongSeattle

HKG - SEA

HKGSEA

Hong Kong Intl

Wed 22-4

18:00-20:05

1 stop17h 05m

Seattle/Tacoma Intl

Fri 15-5

23:10-21:55

1 stop31h 45m

HK$5,078

Hong KongSeattle

HKG - SEA

HKGSEA

Hong Kong Intl

Mon 20-4

13:00-14:55

1 stop16h 55m

Seattle/Tacoma Intl

Thu 23-4

00:55-11:40

1 stop19h 45m

HK$5,109

Hong KongSeattle

HKG - SEA

HKGSEA

Hong Kong Intl

Mon 29-6

13:25-10:20

Nonstop11h 55m

Seattle/Tacoma Intl

Sat 11-7

12:25-16:45

Nonstop13h 20m

HK$5,156

Hong KongSeattle

HKG - SEA

HKGSEA

Hong Kong Intl

Tue 30-6

13:25-10:20

Nonstop11h 55m

Seattle/Tacoma Intl

Wed 8-7

12:25-16:45

Nonstop13h 20m

HK$5,156

Hong KongSeattle

HKG - SEA

HKGSEA

Hong Kong Intl

Mon 29-6

13:25-10:20

Nonstop11h 55m

Seattle/Tacoma Intl

Wed 8-7

12:25-16:45

Nonstop13h 20m

HK$5,156

Hong KongSeattle

HKG - SEA

HKGSEA

Hong Kong Intl

Tue 31-3

13:25-10:05

Nonstop11h 40m

Seattle/Tacoma Intl

Sat 18-4

11:45-16:45

Nonstop14h 00m

HK$5,156

Hong KongSeattle

HKG - SEA

HKGSEA

Hong Kong Intl

Fri 24-4

11:45-22:56

2 stops26h 11m

Seattle/Tacoma Intl

Thu 14-5

07:08-18:55

1 stop20h 47m

HK$5,203

Flights are sorted by cheapest return flights first.

Deals found on 31-1

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 30 January 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, July is the cheapest month in which you can book a flight from Hong Kong to Seattle (average of HK$4,156). Flying from Hong Kong to Seattle in August is currently the most expensive (average of HK$6,984). 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 2 February 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
8.9
Very Good
Check prices

Entertainment

8.8

Food

8.6

Boarding

8.9

Crew

9.1

Overall

8.9

Comfort

8.8

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
8.9
Very Good
星宇航空
8.9
Very Good
Check prices

Entertainment

8.8

Food

8.6

Boarding

8.9

Crew

9.1

Overall

8.9

Comfort

8.8

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
8.4
Very Good
1,340 reviews
星宇航空
8.9
Very Good
Check prices

Entertainment

8.8

Food

8.6

Boarding

8.9

Crew

9.1

Overall

8.9

Comfort

8.8

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
803 reviews
星宇航空
8.9
Very Good
Check prices

Entertainment

8.8

Food

8.6

Boarding

8.9

Crew

9.1

Overall

8.9

Comfort

8.8

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
9,229 reviews
星宇航空
8.9
Very Good
Check prices

Entertainment

8.8

Food

8.6

Boarding

8.9

Crew

9.1

Overall

8.9

Comfort

8.8

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.
Air Canada
7.1
Good
10,676 reviews
星宇航空
8.9
Very Good
Check prices

Entertainment

8.8

Food

8.6

Boarding

8.9

Crew

9.1

Overall

8.9

Comfort

8.8

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 4 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 16h 55m. EVA Air provides one of the quickest options available for as low as HK$5,109. 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$4,794), 星宇航空 (HK$4,966), and China Airlines (HK$5,034) offers the cheapest pricing from Hong Kong to Seattle. Air Canada is priced at 24% 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$9,140, our data shows the cheapest flight currently is HK$5,517. When looking at the most popular route, (Hong Kong Intl - Seattle/Tacoma Intl), you can expect to pay HK$4,359 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, July is the cheapest month in which you can book a flight from Hong Kong to Seattle (average of HK$4,156). Flying from Hong Kong to Seattle in August is currently the most expensive (average of HK$6,984). 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

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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 Portland flights
Hong Kong to Spokane flights

Top 7 airlines flying from Hong Kong to Seattle

Discover the top 7 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 February 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestHK$4,794AverageHK$5,895FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
星宇航空CheapestHK$4,966AverageHK$5,892FlexibilityNo cancel feeOn-timeN/A
Search 星宇航空 flights
China AirlinesCheapestHK$5,034AverageHK$5,888FlexibilityNo cancel feeOn-time70%
Search China Airlines flights
Cathay PacificCheapestHK$5,083AverageHK$5,254FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights
Asiana AirlinesCheapestHK$5,179AverageHK$5,751FlexibilityNo cancel feeOn-time76%
Search Asiana Airlines flights
United AirlinesCheapestHK$5,232AverageHK$6,191FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
EVA AirCheapestHK$5,750AverageHK$7,050FlexibilityNo cancel feeOn-time74%
Search EVA Air 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.

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