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Cheap flights from Hong Kong to Seattle from HK$3,186

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 21-6. Fares are subject to change and may not be available on all flights or dates of travel.
HKG — SEA
12 Jun — 19 Jun1
1 adult

Cheapflights Tip: The best prices from Hong Kong Intl to Seattle/Tacoma Intl are usually found in October or April, booked 62 days in advance, depart on a Monday or Saturday and return on a Wednesday

Cheap flight deals from Hong Kong to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from Hong Kong (HKG) to Seattle (SEA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 7 June 2025.

Round-trip from

HK$4,716

One-way from

HK$3,186

Popular in

August

Cheapest in

October

Average price

HK$7,776
14-9-15-11
  • 14-9-15-11
  • 2 total stops
  • 51h 25m total
  • Hong Kong to Seattle
星宇航空
  • 星宇航空
  • 21-6
  • 1 total stop
  • 19h 50m total
  • Hong Kong to Seattle
Highest demand for flights based on searches. 23% potential increase in price (HK$18,314 potential increase over avg. return price).
Cheapest flight prices on average. 5% potential price decrease (HK$2,958 potential savings vs. average return price).
Average for round-trip flights in June 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 7 June 2025.

Sun 14-900:45HKG - SEA
1 stop26h 45mMultiple Airlines
Sat 15-1100:10SEA - HKG
1 stop24h 40mMultiple Airlines
Deal found 5-6HK$4,716
Thu 26-611:20HKG - SEA
1 stop19h 50m星宇航空
Fri 18-701:15SEA - HKG
1 stop17h 40m星宇航空
Deal found 7-6HK$5,210
Thu 19-618:00HKG - SEA
1 stop15h 36mAir Canada
Wed 6-805:30SEA - HKG
1 stop19h 35mAir Canada
Deal found 5-6HK$5,430
Mon 23-613:00HKG - SEA
1 stop14h 30mAsiana Airlines
Sat 19-714:30SEA - HKG
1 stop17h 20mAsiana Airlines
Deal found 5-6HK$5,461
Fri 3-1011:20HKG - SEA
1 stop22h 55mPhilippine Airlines
Fri 10-1023:35SEA - HKG
1 stop31h 15mPhilippine Airlines
Deal found 5-6HK$5,587
Tue 17-617:10HKG - SEA
1 stop17h 20mEVA Air
Mon 23-601:50SEA - HKG
1 stop23h 10mEVA Air
Deal found 6-6HK$5,650
Tue 17-611:05HKG - SEA
1 stop23h 25mChina Airlines
Sun 10-801:40SEA - HKG
1 stop16h 35mChina Airlines
Deal found 5-6HK$5,901
Thu 26-611:15HKG - SEA
1 stop22h 43mUnited Airlines
Sat 19-706:45SEA - HKG
2 stops21h 10mUnited Airlines
Deal found 6-6HK$5,963
Thu 12-600:45HKG - SEA
1 stop25h 05mKorean Air
Thu 3-713:20SEA - HKG
1 stop30h 20mKorean Air
Deal found 5-6HK$6,081
Fri 27-617:55HKG - SEA
1 stop34h 45mDelta
Fri 18-712:45SEA - HKG
1 stop30h 55mDelta
Deal found 6-6HK$6,199
Thu 26-614:45HKG - SEA
2 stops18h 51mANA
Wed 16-717:10SEA - HKG
2 stops28h 20mANA
Deal found 5-6HK$6,740
Wed 25-620:50HKG - SEA
2 stops27h 10mHainan Airlines
Thu 10-711:35SEA - HKG
2 stops30h 30mHainan Airlines
Deal found 6-6HK$7,297

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 7 June 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

Sun 14-9

00:45-12:30

1 stop26h 45m

Seattle/Tacoma Intl

Sat 15-11

00:10-16:50

1 stop24h 40m

HK$4,716

Hong KongSeattle

HKG - SEA

HKGSEA

Hong Kong Intl

Thu 26-6

11:20-16:10

1 stop19h 50m

Seattle/Tacoma Intl

Fri 18-7

01:15-09:55

1 stop17h 40m

HK$5,210

Hong KongSeattle

HKG - SEA

HKGSEA

Hong Kong Intl

Thu 19-6

18:00-18:36

1 stop15h 36m

Seattle/Tacoma Intl

Wed 6-8

05:30-16:05

1 stop19h 35m

HK$5,430

Hong KongSeattle

HKG - SEA

HKGSEA

Hong Kong Intl

Mon 23-6

13:00-12:30

1 stop14h 30m

Seattle/Tacoma Intl

Sat 19-7

14:30-22:50

1 stop17h 20m

HK$5,461

Hong KongSeattle

HKG - SEA

HKGSEA

Hong Kong Intl

Fri 3-10

11:20-19:15

1 stop22h 55m

Seattle/Tacoma Intl

Fri 10-10

23:35-21:50

1 stop31h 15m

HK$5,587

Hong KongSeattle

HKG - SEA

HKGSEA

Hong Kong Intl

Tue 17-6

17:10-19:30

1 stop17h 20m

Seattle/Tacoma Intl

Mon 23-6

01:50-16:00

1 stop23h 10m

HK$5,650

Hong KongSeattle

HKG - SEA

HKGSEA

Hong Kong Intl

Tue 17-6

11:05-19:30

1 stop23h 25m

Seattle/Tacoma Intl

Sun 10-8

01:40-09:15

1 stop16h 35m

HK$5,901

Hong KongSeattle

HKG - SEA

HKGSEA

Hong Kong Intl

Thu 26-6

22:30-00:59

1 stop17h 29m

Seattle/Tacoma Intl

Sat 19-7

08:57-05:00

3 stops29h 03m

HK$5,963

Hong KongSeattle

HKG - SEA

HKGSEA

Hong Kong Intl

Tue 17-6

12:20-10:50

1 stop37h 30m

Seattle/Tacoma Intl

Sat 23-8

13:20-22:30

1 stop18h 10m

HK$6,144

Hong KongSeattle

HKG - SEA

HKGSEA

Hong Kong Intl

Fri 27-6

17:55-13:40

1 stop34h 45m

Seattle/Tacoma Intl

Sun 20-7

12:45-10:40

1 stop30h 55m

HK$6,199

Flights are sorted by cheapest return flights first.

Deals found on 6-6

Showing 1-10 of 22 results
1
2
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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 23 May 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 6 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 HKG 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 7 June 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 14% on flights from Hong Kong to Seattle by exploring options for tickets in the afternoon.

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.

Rainfall in Seattle by month

Plan your trip to Seattle by taking into account the average rainfall totals by month.

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.

Temperature in Seattle by month

Plan your trip to Seattle by taking into account the average temperature totals by month.

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).

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 7 June 2025.
Peruse reviews from past customers who have flown with 星宇航空, EVA Air and Korean Air from Hong Kong to Seattle to help guide your decision. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
星宇航空
9.1
Wonderful

Crew

9.3

Boarding

9.0

Comfort

9.0

Food

8.8

Overall

9.1

Entertainment

8.9

Reviews

1 / 6
10.0
Excellent

Anonymous,Apr 2025

KIX - TPE

Very pleasant experience overall, while the main course of the meal could have been better and the movies could have been more recent and with more variety. They offer blindfolds and earplugs, which are a plus.
星宇航空
9.1
Wonderful
星宇航空
9.1
Wonderful

Crew

9.3

Boarding

9.0

Comfort

9.0

Food

8.8

Overall

9.1

Entertainment

8.9

Reviews

1 / 6
10.0
Excellent

Anonymous,Apr 2025

KIX - TPE

Very pleasant experience overall, while the main course of the meal could have been better and the movies could have been more recent and with more variety. They offer blindfolds and earplugs, which are a plus.
星宇航空
9.1
Wonderful

Crew

9.3

Boarding

9.0

Comfort

9.0

Food

8.8

Overall

9.1

Entertainment

8.9

Reviews

1 / 6
10.0
Excellent

Anonymous,Apr 2025

KIX - TPE

Very pleasant experience overall, while the main course of the meal could have been better and the movies could have been more recent and with more variety. They offer blindfolds and earplugs, which are a plus.
星宇航空
9.1
Wonderful

Crew

9.3

Boarding

9.0

Comfort

9.0

Food

8.8

Overall

9.1

Entertainment

8.9

Reviews

1 / 6
10.0
Excellent

Anonymous,Apr 2025

KIX - TPE

Very pleasant experience overall, while the main course of the meal could have been better and the movies could have been more recent and with more variety. They offer blindfolds and earplugs, which are a plus.
星宇航空
9.1
Wonderful

Crew

9.3

Boarding

9.0

Comfort

9.0

Food

8.8

Overall

9.1

Entertainment

8.9

Reviews

1 / 6
10.0
Excellent

Anonymous,Apr 2025

KIX - TPE

Very pleasant experience overall, while the main course of the meal could have been better and the movies could have been more recent and with more variety. They offer blindfolds and earplugs, which are a plus.
8.3
Very Good
星宇航空
9.1
Wonderful

Crew

9.3

Boarding

9.0

Comfort

9.0

Food

8.8

Overall

9.1

Entertainment

8.9

Reviews

1 / 6
10.0
Excellent

Anonymous,Apr 2025

KIX - TPE

Very pleasant experience overall, while the main course of the meal could have been better and the movies could have been more recent and with more variety. They offer blindfolds and earplugs, which are a plus.

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

    According to our current data, 星宇航空 (HK$5,210), Air Canada (HK$5,430), and Asiana Airlines (HK$5,461) offers the cheapest pricing from Hong Kong to Seattle. 星宇航空 is priced at 32% 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$3,186 is the cheapest one-way deal found within the past few days, from 星宇航空. You may also be able to find cheap deals on China Airlines and EVA Air, with prices starting from HK$3,437 and HK$3,704, 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 Hong Kong?

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

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Fly from Hong Kong to Seattle on these airlines

Choose from the following airlines for your flight from Hong Kong to Seattle. Flights are based on user searches made on Cheapflights and were last updated on 7 June 2025.

Top 9 airlines flying from Hong Kong to Seattle

Discover the top 9 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 7 June 2025.
AirlineCheapestAverageFlexibilityOn-time
China AirlinesCheapestHK$5,490AverageHK$6,985FlexibilityNo cancel feeOn-time70%
Search China Airlines flights
星宇航空CheapestHK$5,537AverageHK$6,080FlexibilityNo cancel feeOn-timeN/A
Search 星宇航空 flights
Asiana AirlinesCheapestHK$5,571AverageHK$7,662FlexibilityNo cancel feeOn-time76%
Search Asiana Airlines flights
Air CanadaCheapestHK$5,910AverageHK$7,784FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapestHK$6,217AverageHK$8,077FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
EVA AirCheapestHK$6,436AverageHK$7,253FlexibilityNo cancel feeOn-time74%
Search EVA Air flights
Japan AirlinesCheapestHK$6,967AverageHK$11,471FlexibilityNo cancel feeOn-time79%
Search Japan Airlines flights
Korean AirCheapestHK$7,345AverageHK$10,826FlexibilityNo cancel feeOn-time81%
Search Korean Air flights
ANACheapestHK$7,849AverageHK$11,185FlexibilityNo 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?

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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