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. Find deals

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. Find deals

In terms of precipitation, rainfall in Seattle ranges from 18.0 - 168.0 inches per month. November is typically the wettest month, when rainfall can reach 168.0 mm. July is typically the driest time to visit Seattle when rainfall is around 18.0 mm.

If weather is an important factor for your trip to Seattle, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 19.0 C. Travellers hoping to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 5.0 C).

What are the most popular airlines that fly from Hong Kong to Seattle?

Air Canada, EVA Air and China Airlines are the most popular airlines when flying from Hong Kong to Seattle.

What is the cheapest day to fly return from Hong Kong to Seattle?

Sunday is generally a great day to depart. Flying on this day could help you save up to 85%.

What is the cheapest month to fly from Hong Kong to Seattle?

Due to multiple factors, expect to potentially pay more when booking in July. For low rates, May can be a great choice for travel to Seattle. Flights to Seattle from Hong Kong in May are about HK$7,473 on average during May, but can be found for as low as HK$5,541.

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.

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.

HK$2,990+ Flights from Hong Kong to Seattle

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

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
2 total stops
44h 00m total
Hong Kong to Seattle

Search Deals

China Airlines
13-9
1 total stop
24h 30m total
Hong Kong to Seattle

Search Deals

Highest demand for flights based on searches. 21% potential increase in price (HK$15,796 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 4% potential price decrease (HK$2,500 potential savings vs. average return price).

Search Deals

Average for round-trip flights in July 2025

Search Deals

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

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 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

Tue 18-1100:10SEA - 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

Last-minute flights from Hong Kong to Seattle
Discover last-minute flight deals from Hong Kong to Seattle. Data last updated 18 July 2025 and is based on user searches.

Wed 23-722:30HKG - SEA

1 stop27h 18mUnited Airlines

Mon 11-817:14SEA - HKG

1 stop21h 26mUnited Airlines

Deal found 17-7HK$7,872

Wed 23-718:20HKG - SEA

1 stop15h 55mPhilippine Airlines

Fri 8-823:35SEA - HKG

1 stop21h 50mPhilippine Airlines

Deal found 17-7HK$7,904

Wed 23-700:30HKG - SEA

1 stop27h 15mAsiana Airlines

Tue 12-814:30SEA - HKG

1 stop30h 10mAsiana Airlines

Deal found 16-7HK$8,540

Wed 23-720:10HKG - SEA

2 stops30h 27mChina Airlines

Mon 25-816:59SEA - HKG

2 stops26h 06mChina Airlines

Deal found 16-7HK$9,136

Wed 23-717:10HKG - SEA

1 stop17h 40mEVA Air

Sun 24-802:10SEA - HKG

1 stop21h 15mEVA Air

Deal found 16-7HK$12,056

Thu 24-709:30HKG - SEA

2 stops26h 26mMultiple Airlines

Tue 12-814:55SEA - HKG

1 stop34h 10mMultiple Airlines

Deal found 16-7HK$6,758

Thu 24-721:30HKG - SEA

2 stops30h 55mEmirates

Tue 12-812:40SEA - HKG

3 stops38h 25mEmirates

Deal found 16-7HK$20,682

Thu 24-700:45HKG - SEA

2 stops36h 14mDelta

Tue 29-713:20SEA - HKG

1 stop18h 10mDelta

Deal found 16-7HK$39,205

Wed 20-813:00HKG - SEA

1 stop14h 45mAsiana Airlines

Tue 26-814:30SEA - HKG

1 stop30h 10mAsiana Airlines

Deal found 17-7HK$7,276

Sun 31-820:10HKG - SEA

1 stop35h 00m星宇航空

Sat 6-901:15SEA - HKG

1 stop17h 40m星宇航空

Deal found 17-7HK$5,549

Sun 31-814:35HKG - SEA

2 stops37h 53mUnited Airlines

Sun 7-909:05SEA - HKG

1 stop18h 50mUnited Airlines

Deal found 17-7HK$6,467

Sun 31-800:45HKG - SEA

1 stop27h 55mDelta

Mon 8-912:35SEA - HKG

1 stop18h 55mDelta

Deal found 18-7HK$6,554

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 18 July 2025.

Sat 13-910:15HKG - SEA

1 stop24h 30mChina Airlines

Deal found 18-7HK$2,990

Tue 2-911:20HKG - SEA

1 stop19h 50m星宇航空

Deal found 18-7HK$3,092

Sat 13-910:15HKG - SEA

2 stops19h 01mMultiple Airlines

Deal found 18-7HK$3,477

Sat 8-1122:30HKG - SEA

3 stops38h 43mUnited Airlines

Deal found 16-7HK$3,736

Sun 11-114:20HKG - SEA

1 stop15h 00mANA

Deal found 17-7HK$3,987

Wed 23-711:20HKG - SEA

1 stop22h 55mPhilippine Airlines

Deal found 16-7HK$4,238

Fri 12-900:45HKG - SEA

1 stop24h 55mKorean Air

Deal found 18-7HK$4,301

Fri 7-1100:55HKG - SEA

1 stop28h 25mDelta

Deal found 16-7HK$4,348

Wed 20-810:40HKG - SEA

1 stop15h 50mCathay Pacific

Deal found 15-7HK$4,843

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

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

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?

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?

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?

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 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

Check prices

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

Check prices

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.

EVA Air

8.4

Very Good

1,215 reviews

星宇航空

9.0

Wonderful

Check prices

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.

ANA

8.4

Very Good

915 reviews

星宇航空

9.0

Wonderful

Check prices

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.

Korean Air

8.4

Very Good

1,109 reviews

星宇航空

9.0

Wonderful

Check prices

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.

China Airlines

8.2

Very Good

745 reviews

星宇航空

9.0

Wonderful

Check prices

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

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

Shoreline

Renton

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Hong Kong to Seattle

Hong Kong to Seattle flights

Hong Kong to Spokane flights

Hong Kong to Portland flights

Top 8 airlines flying from Hong Kong to Seattle

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	CheapestHK$5,341	AverageHK$7,206	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
Asiana Airlines	CheapestHK$5,425	AverageHK$6,182	FlexibilityNo cancel fee	On-time76%	Search Asiana Airlines flights
China Airlines	CheapestHK$5,492	AverageHK$6,621	FlexibilityNo cancel fee	On-time70%	Search China Airlines flights
Air Canada	CheapestHK$5,497	AverageHK$7,786	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights
星宇航空	CheapestHK$5,539	AverageHK$6,082	FlexibilityNo cancel fee	On-timeN/A	Search 星宇航空 flights
EVA Air	CheapestHK$5,850	AverageHK$7,150	FlexibilityNo cancel fee	On-time74%	Search EVA Air flights
Japan Airlines	CheapestHK$6,616	AverageHK$11,474	FlexibilityNo cancel fee	On-time79%	Search Japan Airlines flights
ANA	CheapestHK$7,851	AverageHK$10,988	FlexibilityNo cancel fee	On-time80%	Search ANA flights

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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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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.

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

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Hong Kong to Seattle

Cheapest flights from Hong Kong to SeattleExplore 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.

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.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Hong Kong to Seattle that are best for you.

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.

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.

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.

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.

Reviews of airlines servicing Seattle

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.

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?

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

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

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

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

Can I find deals for business class flights from Hong Kong to Seattle?

Travelling to a place near Seattle?

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

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?

Why should you use Cheapflights to find cheap flight tickets from Hong Kong to Seattle?

Can Cheapflights 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?

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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.