Cheap flights from Hong Kong to Seattle from HK$3,303

HKG — SEA
5 Dec — 12 Dec1
1 adult
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 Monday and return on a Tuesday

Cheap flight deals from Hong Kong to Seattle

Enter your travel dates to find the best prices.

Cheapest flights from Hong Kong to Seattle

Wed 11-1122:30 -
1 stop17h 03m
Sun 15-1116:39 -
2 stops34h 41m
Deal found 4-11HK$5,649
Wed 4-1122:30 -
1 stop17h 03m
Wed 11-1112:20 -
2 stops26h 25m
Deal found 1-11HK$5,657
Mon 2-1110:35 -
1 stop17h 45m
Tue 10-1106:00 -
1 stop21h 15m
Deal found 1-11HK$5,719
Sat 26-1210:35 -
2 stops27h 24m
Mon 4-105:00 -
1 stop22h 20m
Deal found 4-11HK$5,892
Wed 23-1222:45 -
1 stop28h 58m
Thu 31-1205:00 -
1 stop22h 20m
Deal found 3-11HK$5,900
Wed 11-1120:50 -
1 stop27h 15m
Thu 19-1110:05 -
1 stop33h 05m
Deal found 31-10HK$5,939
Thu 5-1110:45 -
1 stop27h 12m
Wed 18-1110:10 -
2 stops20h 30m
Deal found 3-11HK$5,978
Thu 5-1122:30 -
1 stop18h 29m
Sat 7-1112:20 -
2 stops26h 25m
Deal found 2-11HK$6,049
Sun 8-1110:35 -
2 stops27h 15m
Tue 10-1107:00 -
1 stop20h 20m
Deal found 1-11HK$6,057
Fri 6-1122:30 -
1 stop18h 29m
Thu 12-1106:00 -
1 stop21h 15m
Deal found 1-11HK$6,119
Sun 1-1122:30 -
2 stops28h 44m
Tue 10-1107:00 -
1 stop20h 20m
Deal found 1-11HK$6,151
Sun 13-1200:55 -
2 stops33h 27m
Tue 29-1208:40 -
1 stop28h 30m
Deal found 4-11HK$6,159

Find flight deals from Hong Kong to Seattle

Round-trip from

HK$5,649

One-way from

HK$3,303

Popular in

August

Cheapest in

November

Average price

HK$5,209
United Airlines
  • United Airlines
  • 19-11-23-11
  • 2 total stops
  • 47h 22m total
  • Hong Kong to Seattle
Philippine Airlines
  • Philippine Airlines
  • 15-4-31-12
  • 1 total stop
  • 23h 25m total
  • Hong Kong to Seattle
Highest demand for flights based on searches. 14% potential increase in price (HK$8,608 potential increase over avg. return price).
Cheapest flight prices on average. 3% potential price decrease (HK$1,889 potential savings vs. average return price).
Average for round-trip flights in November 2026

Cheapflights Fare Finder

 
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 Hong Kong Intl - SEA Seattle/Tacoma Intl

HKGSEA

Hong Kong Intl

Sat 17-4

22:25-19:35

1 stop36h 10m

Seattle/Tacoma Intl

Wed 31-12

00:00-16:00

Nonstop0h 00m

HK$3,609

Hong KongSeattle

HKG Hong Kong Intl - SEA Seattle/Tacoma Intl

HKGSEA

Hong Kong Intl

Thu 12-11

12:35-14:10

1 stop17h 35m

Seattle/Tacoma Intl

Wed 31-12

00:00-16:00

Nonstop0h 00m

HK$4,276

Hong KongSeattle

HKG Hong Kong Intl - SEA Seattle/Tacoma Intl

HKGSEA

Hong Kong Intl

Thu 12-11

11:25-18:33

2 stops23h 08m

Seattle/Tacoma Intl

Wed 31-12

00:00-16:00

Nonstop0h 00m

HK$4,323

Hong KongSeattle

HKG Hong Kong Intl - SEA Seattle/Tacoma Intl

HKGSEA

Hong Kong Intl

Mon 14-12

22:30-21:21

3 stops38h 51m

Seattle/Tacoma Intl

Wed 31-12

00:00-16:00

Nonstop0h 00m

HK$4,331
Fastest return journey

Hong KongSeattle

HKG Hong Kong Intl - SEA Seattle/Tacoma Intl

HKGSEA

Hong Kong Intl

Sat 14-11

13:05-08:45

Nonstop11h 40m

Seattle/Tacoma Intl

Wed 31-12

00:00-16:00

Nonstop0h 00m

HK$4,660

Hong KongSeattle

HKG Hong Kong Intl - SEA Seattle/Tacoma Intl

HKGSEA

Hong Kong Intl

Fri 13-11

11:25-23:18

2 stops27h 53m

Seattle/Tacoma Intl

Wed 31-12

00:00-16:00

Nonstop0h 00m

HK$4,707

Hong KongSeattle

HKG Hong Kong Intl - SEA Seattle/Tacoma Intl

HKGSEA

Hong Kong Intl

Mon 15-2

00:55-17:00

2 stops32h 05m

Seattle/Tacoma Intl

Wed 31-12

00:00-16:00

Nonstop0h 00m

HK$4,715

Hong KongSeattle

HKG Hong Kong Intl - SEA Seattle/Tacoma Intl

HKGSEA

Hong Kong Intl

Sun 15-11

11:25-18:33

2 stops23h 08m

Seattle/Tacoma Intl

Wed 31-12

00:00-16:00

Nonstop0h 00m

HK$4,848

Hong KongSeattle

HKG Hong Kong Intl - SEA Seattle/Tacoma Intl

HKGSEA

Hong Kong Intl

Mon 11-1

00:55-09:05

1 stop24h 10m

Seattle/Tacoma Intl

Wed 31-12

00:00-16:00

Nonstop0h 00m

HK$5,154

Hong KongSeattle

HKG Hong Kong Intl - SEA Seattle/Tacoma Intl

HKGSEA

Hong Kong Intl

Tue 19-1

10:35-21:17

3 stops26h 42m

Seattle/Tacoma Intl

Wed 31-12

00:00-16:00

Nonstop0h 00m

HK$5,186

Flights are sorted by cheapest return flights first.

Deals found on 31-10

Showing 1-10 of 19 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

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?

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$5,209). Flying from Hong Kong to Seattle in August is currently the most expensive (average of HK$9,352). 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?

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$4,990 and HK$6,472 in November.
The cheapest return price found within the last 5 days was HK$5,649 on United Airlines (19 Nov–23 Nov).

Reviews of airlines servicing Seattle

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.
星宇航空
8.8
Very Good

Comfort

8.8

Boarding

8.8

Food

8.6

Entertainment

8.6

Overall

8.8

Crew

9.1

Reviews

1 / 15
8.0
Excellent

Anonymous,Jul 2026

TPE - CRK

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.
星宇航空
8.8
Very Good
星宇航空
8.8
Very Good

Comfort

8.8

Boarding

8.8

Food

8.6

Entertainment

8.6

Overall

8.8

Crew

9.1

Reviews

1 / 15
8.0
Excellent

Anonymous,Jul 2026

TPE - CRK

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.
星宇航空
8.8
Very Good

Comfort

8.8

Boarding

8.8

Food

8.6

Entertainment

8.6

Overall

8.8

Crew

9.1

Reviews

1 / 15
8.0
Excellent

Anonymous,Jul 2026

TPE - CRK

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.
星宇航空
8.8
Very Good

Comfort

8.8

Boarding

8.8

Food

8.6

Entertainment

8.6

Overall

8.8

Crew

9.1

Reviews

1 / 15
8.0
Excellent

Anonymous,Jul 2026

TPE - CRK

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.
星宇航空
8.8
Very Good

Comfort

8.8

Boarding

8.8

Food

8.6

Entertainment

8.6

Overall

8.8

Crew

9.1

Reviews

1 / 15
8.0
Excellent

Anonymous,Jul 2026

TPE - CRK

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.
星宇航空
8.8
Very Good

Comfort

8.8

Boarding

8.8

Food

8.6

Entertainment

8.6

Overall

8.8

Crew

9.1

Reviews

1 / 15
8.0
Excellent

Anonymous,Jul 2026

TPE - CRK

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

  • 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?

  • How long is the flight from Hong Kong to Seattle?

    A quick flight from Hong Kong to Seattle can take about 24h 05m. United Airlines provides one of the quickest options available for as low as HK$5,892. 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$2,476), Air Canada (HK$3,117), and China Airlines (HK$4,809) offers the cheapest pricing from Hong Kong to Seattle. United Airlines is priced at 63% 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 Alaska Airlines (75%), American Airlines (63%) or Cathay Pacific (63%) when booking your flight. These represent the most reliable airlines when flying from Hong Kong to Seattle.

  • 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, November is the cheapest month in which you can book a flight from Hong Kong to Seattle (average of HK$5,209). Flying from Hong Kong to Seattle in August is currently the most expensive (average of HK$9,352). 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
Edmonds
SeaTac

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Fly from Hong Kong to Seattle on these airlines

Top 6 airlines flying from Hong Kong to Seattle

AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapestHK$2,476AverageHK$6,976FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air CanadaCheapestHK$3,117AverageHK$7,080FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
China AirlinesCheapestHK$4,809AverageHK$5,211FlexibilityNo cancel feeOn-time70%
Search China Airlines flights
星宇航空CheapestHK$4,986AverageHK$6,470FlexibilityNo cancel feeOn-timeN/A
Search 星宇航空 flights
Cathay PacificCheapestHK$5,134AverageHK$8,488FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights
EVA AirCheapestHK$5,185AverageHK$6,270FlexibilityNo cancel feeOn-time74%
Search EVA Air flights

Fly with Cheapflights

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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