Cheap flights from Hong Kong to Seattle from HK$2,990

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 13-9. Fares are subject to change and may not be available on all flights or dates of travel.
HKG — SEA
23 Jul — 30 Jul1
1 adult

Cheapflights Tip: The best prices from Hong Kong to Seattle/Tacoma Intl are usually found in May or October, booked 4 days in advance, depart on a Monday or Saturday and return on a Wednesday

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 18 July 2025.

Round-trip from

HK$4,717

One-way from

HK$2,990

Popular in

July

Cheapest in

May

Average price

HK$10,965
10-9-25-9
  • 10-9-25-9
  • 2 total stops
  • 44h 00m total
  • Hong Kong to Seattle
China Airlines
  • China Airlines
  • 13-9
  • 1 total stop
  • 24h 30m total
  • Hong Kong to Seattle
Highest demand for flights based on searches. 21% potential increase in price (HK$15,796 potential increase over avg. return price).
Cheapest flight prices on average. 4% potential price decrease (HK$2,500 potential savings vs. average return price).
Average for round-trip flights in July 2025

Find flight deals from Hong Kong to Seattle

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 18 July 2025.

Wed 10-900:45HKG - SEA
1 stop26h 45mMultiple Airlines
Thu 25-914:15SEA - HKG
1 stop17h 15mMultiple Airlines
Deal found 18-7HK$4,717
Sun 7-914:00HKG - SEA
1 stop20h 45mChina Airlines
Thu 11-901:40SEA - HKG
1 stop17h 25mChina Airlines
Deal found 16-7HK$4,992
Thu 11-911:20HKG - SEA
1 stop19h 50m星宇航空
Wed 24-901:15SEA - HKG
1 stop17h 40m星宇航空
Deal found 18-7HK$5,031
Fri 7-1100:30HKG - SEA
1 stop29h 25mAsiana Airlines
Thu 13-1100:10SEA - HKG
1 stop30h 20mAsiana Airlines
Deal found 18-7HK$5,212
Wed 15-1016:55HKG - SEA
2 stops31h 05mHainan Airlines
Thu 30-1011:05SEA - HKG
2 stops31h 05mHainan Airlines
Deal found 17-7HK$5,384
Thu 11-911:15HKG - SEA
1 stop17h 13mUnited Airlines
Thu 25-906:35SEA - HKG
2 stops21h 20mUnited Airlines
Deal found 18-7HK$5,604
Thu 9-1017:10HKG - SEA
1 stop16h 40mEVA Air
Tue 10-323:50SEA - HKG
1 stop23h 30mEVA Air
Deal found 17-7HK$5,635
Fri 3-1013:40HKG - SEA
1 stop20h 35mPhilippine Airlines
Fri 10-1023:35SEA - HKG
1 stop19h 35mPhilippine Airlines
Deal found 18-7HK$6,020
Thu 11-909:30HKG - SEA
2 stops19h 46mAir Canada
Thu 25-905:30SEA - HKG
2 stops26h 15mAir Canada
Deal found 18-7HK$6,067

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 18 July 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 10-9

00:45-12:30

1 stop26h 45m

Seattle/Tacoma Intl

Thu 25-9

14:15-22:30

1 stop17h 15m

HK$4,717

Hong KongSeattle

HKG - SEA

HKGSEA

Hong Kong Intl

Sun 7-9

14:00-19:45

1 stop20h 45m

Seattle/Tacoma Intl

Thu 11-9

01:40-10:05

1 stop17h 25m

HK$4,992

Hong KongSeattle

HKG - SEA

HKGSEA

Hong Kong Intl

Thu 11-9

11:20-16:10

1 stop19h 50m

Seattle/Tacoma Intl

Wed 24-9

01:15-09:55

1 stop17h 40m

HK$5,031

Hong KongSeattle

HKG - SEA

HKGSEA

Hong Kong Intl

Fri 7-11

00:30-13:55

1 stop29h 25m

Seattle/Tacoma Intl

Tue 18-11

00:10-22:30

1 stop30h 20m

HK$5,212

Hong KongSeattle

HKG - SEA

HKGSEA

Hong Kong Intl

Wed 15-10

16:55-09:00

2 stops31h 05m

Seattle/Tacoma Intl

Thu 30-10

11:05-09:10

2 stops31h 05m

HK$5,384

Hong KongSeattle

HKG - SEA

HKGSEA

Hong Kong Intl

Thu 11-9

11:15-13:28

1 stop17h 13m

Seattle/Tacoma Intl

Thu 25-9

06:35-18:55

2 stops21h 20m

HK$5,604

Hong KongSeattle

HKG - SEA

HKGSEA

Hong Kong Intl

Thu 9-10

17:10-18:50

1 stop16h 40m

Seattle/Tacoma Intl

Tue 10-3

23:50-14:20

1 stop23h 30m

HK$5,635

Hong KongSeattle

HKG - SEA

HKGSEA

Hong Kong Intl

Fri 3-10

13:40-19:15

1 stop20h 35m

Seattle/Tacoma Intl

Fri 10-10

23:35-10:10

1 stop19h 35m

HK$6,020

Hong KongSeattle

HKG - SEA

HKGSEA

Hong Kong Intl

Thu 11-9

09:30-14:16

2 stops19h 46m

Seattle/Tacoma Intl

Thu 25-9

05:30-22:45

2 stops26h 15m

HK$6,067

Hong KongSeattle

HKG - SEA

HKGSEA

Hong Kong Intl

Sat 13-9

10:15-19:45

1 stop24h 30m

HK$2,990

Flights are sorted by cheapest return flights first.

Deals found on 18-7

Showing 1-10 of 18 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 11 July 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 4 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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 18 July 2025.

It’s typically best to fly out from Hong Kong to Seattle in the afternoon. Doing so could potentially save you 14% 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 Monday afternoons 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.

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 18 July 2025.
Get a feel of what it's like to fly with 星宇航空, EVA Air, andANA 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

Boarding

9.0

Crew

9.3

Comfort

9.0

Overall

9.0

Food

8.9

Entertainment

9.0

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.
星宇航空
9.0
Wonderful
星宇航空
9.0
Wonderful

Boarding

9.0

Crew

9.3

Comfort

9.0

Overall

9.0

Food

8.9

Entertainment

9.0

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.
星宇航空
9.0
Wonderful

Boarding

9.0

Crew

9.3

Comfort

9.0

Overall

9.0

Food

8.9

Entertainment

9.0

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.
8.4
Very Good
星宇航空
9.0
Wonderful

Boarding

9.0

Crew

9.3

Comfort

9.0

Overall

9.0

Food

8.9

Entertainment

9.0

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.
星宇航空
9.0
Wonderful

Boarding

9.0

Crew

9.3

Comfort

9.0

Overall

9.0

Food

8.9

Entertainment

9.0

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.
星宇航空
9.0
Wonderful

Boarding

9.0

Crew

9.3

Comfort

9.0

Overall

9.0

Food

8.9

Entertainment

9.0

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.

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.

  • What are the cheapest airlines flying from Hong Kong to Seattle round-trip?

    According to our current data, China Airlines (HK$4,992), 星宇航空 (HK$5,031), and Asiana Airlines (HK$5,212) offers the cheapest pricing from Hong Kong to Seattle. China Airlines is priced at 33% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from Hong Kong to Seattle one-way?

    HK$2,990 is the cheapest one-way deal found within the past few days, from China Airlines. You may also be able to find cheap deals on 星宇航空 and United Airlines, with prices starting from HK$3,092 and HK$3,736, respectively.

  • 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.

See more FAQs

Travelling to a place near Seattle?

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

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.

Top 8 airlines flying from Hong Kong to Seattle

Discover the top 8 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 18 July 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapestHK$5,341AverageHK$7,206FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Asiana AirlinesCheapestHK$5,425AverageHK$6,182FlexibilityNo cancel feeOn-time76%
Search Asiana Airlines flights
China AirlinesCheapestHK$5,492AverageHK$6,621FlexibilityNo cancel feeOn-time70%
Search China Airlines flights
Air CanadaCheapestHK$5,497AverageHK$7,786FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
星宇航空CheapestHK$5,539AverageHK$6,082FlexibilityNo cancel feeOn-timeN/A
Search 星宇航空 flights
EVA AirCheapestHK$5,850AverageHK$7,150FlexibilityNo cancel feeOn-time74%
Search EVA Air flights
Japan AirlinesCheapestHK$6,616AverageHK$11,474FlexibilityNo cancel feeOn-time79%
Search Japan Airlines flights
ANACheapestHK$7,851AverageHK$10,988FlexibilityNo cancel feeOn-time80%
Search ANA 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.