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Cheap flights from Hong Kong to Seattle from HK$3,315

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 10-6. Fares are subject to change and may not be available on all flights or dates of travel.
HKG — SEA
5 Apr — 12 Apr1
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 6 March 2026.

Wed 20-511:30
HKG
-
SEA
1 stop23h 35m
Philippine Airlines
Thu 18-623:10
SEA
-
HKG
1 stop26h 50m
Philippine Airlines
Deal found 3-3HK$4,222
Thu 3-911:30
HKG
-
SEA
1 stop23h 35m
Philippine Airlines
Tue 8-923:10
SEA
-
HKG
1 stop19h 55m
Philippine Airlines
Deal found 3-3HK$4,238
Tue 21-711:30
HKG
-
SEA
1 stop23h 35m
Philippine Airlines
Tue 29-923:10
SEA
-
HKG
1 stop26h 50m
Philippine Airlines
Deal found 6-3HK$4,261
Sat 13-609:20
HKG
-
SEA
2 stops20h 00m
Multiple Airlines
Wed 17-610:30
SEA
-
HKG
2 stops20h 55m
Multiple Airlines
Deal found 3-3HK$4,293
Fri 15-513:40
HKG
-
SEA
1 stop21h 25m
Philippine Airlines
Wed 17-623:10
SEA
-
HKG
1 stop19h 55m
Philippine Airlines
Deal found 4-3HK$4,355
Thu 16-411:30
HKG
-
SEA
1 stop23h 35m
Philippine Airlines
Thu 23-423:10
SEA
-
HKG
1 stop19h 55m
Philippine Airlines
Deal found 2-3HK$4,379
Wed 18-311:15
HKG
-
SEA
1 stop23h 25m
Philippine Airlines
Thu 25-623:10
SEA
-
HKG
1 stop19h 55m
Philippine Airlines
Deal found 1-3HK$4,449
Fri 25-911:30
HKG
-
SEA
1 stop23h 35m
Philippine Airlines
Tue 6-1023:10
SEA
-
HKG
1 stop22h 25m
Philippine Airlines
Deal found 1-3HK$4,465
Sat 26-923:15
HKG
-
SEA
1 stop35h 50m
Philippine Airlines
Wed 7-1023:10
SEA
-
HKG
1 stop19h 55m
Philippine Airlines
Deal found 1-3HK$4,480

Find 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 6 March 2026.

Round-trip from

HK$4,222

One-way from

HK$3,315

Popular in

August

Cheapest in

January

Average price

HK$6,193

Good round-trip deal

HK$6,691 or less
Philippine Airlines
  • Philippine Airlines
  • 20-5-18-6
  • 2 total stops
  • 50h 25m total
  • Hong Kong to Seattle
Search Deals
Air Canada
  • Air Canada
  • 10-6
  • 2 total stops
  • 27h 50m total
  • Hong Kong to Seattle
Search Deals
Highest demand for flights based on searches. 17% potential increase in price (HK$10,529 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (HK$1,442 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 2026
Search Deals
Price to beat on a round-trip flight from Hong Kong Intl 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 6 March 2026.
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 - SEA

HKGSEA

Hong Kong Intl

Mon 30-3

11:45-09:46

2 stops37h 01m

Seattle/Tacoma Intl

Sat 18-4

17:45-05:00

1 stop20h 15m

HK$4,746

Hong KongSeattle

HKG - SEA

HKGSEA

Hong Kong Intl

Wed 1-4

11:45-09:46

2 stops37h 01m

Seattle/Tacoma Intl

Wed 29-4

12:22-18:30

1 stop39h 08m

HK$4,754

Hong KongSeattle

HKG - SEA

HKGSEA

Hong Kong Intl

Mon 20-4

11:45-09:46

2 stops37h 01m

Seattle/Tacoma Intl

Fri 24-4

11:35-05:00

1 stop26h 25m

HK$4,754

Hong KongSeattle

HKG - SEA

HKGSEA

Hong Kong Intl

Mon 20-4

21:45-18:50

1 stop36h 05m

Seattle/Tacoma Intl

Thu 23-4

01:30-19:55

1 stop27h 25m

HK$5,340

Hong KongSeattle

HKG - SEA

HKGSEA

Hong Kong Intl

Sat 11-7

23:15-20:05

1 stop35h 50m

Seattle/Tacoma Intl

Sun 26-7

23:10-17:00

1 stop26h 50m

HK$5,372

Hong KongSeattle

HKG - SEA

HKGSEA

Hong Kong Intl

Tue 31-3

11:45-09:46

2 stops37h 01m

Seattle/Tacoma Intl

Sat 25-4

07:11-05:00

1 stop30h 49m

HK$5,810

Hong KongSeattle

HKG - SEA

HKGSEA

Hong Kong Intl

Thu 9-4

11:45-22:33

2 stops25h 48m

Seattle/Tacoma Intl

Tue 14-4

15:48-18:55

2 stops36h 07m

HK$5,810
Fastest return journey

Hong KongSeattle

HKG - SEA

HKGSEA

Hong Kong Intl

Thu 19-3

11:20-19:10

1 stop22h 50m

Seattle/Tacoma Intl

Sun 28-6

01:50-14:25

1 stop21h 35m

HK$6,240
Cheapest one-way
Fastest single journey

Hong KongSeattle

HKG - SEA

HKGSEA

Hong Kong Intl

Wed 11-3

11:25-23:28

2 stops27h 03m

HK$3,753

Hong KongSeattle

HKG - SEA

HKGSEA

Hong Kong Intl

Fri 24-4

11:45-21:06

3 stops48h 21m

HK$3,769

Flights are sorted by cheapest return flights first.

Deals found on 2-3

Showing 1-10 of 18 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
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 27 February 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, February is the cheapest month in which you can book a flight from Hong Kong to Seattle (average of HK$4,160). Flying from Hong Kong to Seattle in August is currently the most expensive (average of HK$6,990). 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.

How much does it cost for a return flight from Hong Kong to Seattle?

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 6 March 2026.
Check out reviews from past customers who have flown with 星宇航空, EVA Air, andChina Airlines 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
8.9
Very Good
Check prices

Boarding

8.9

Crew

9.2

Overall

8.9

Comfort

8.9

Entertainment

8.8

Food

8.7

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

Boarding

8.9

Crew

9.2

Overall

8.9

Comfort

8.9

Entertainment

8.8

Food

8.7

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
1,366 reviews
星宇航空
8.9
Very Good
Check prices

Boarding

8.9

Crew

9.2

Overall

8.9

Comfort

8.9

Entertainment

8.8

Food

8.7

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
809 reviews
星宇航空
8.9
Very Good
Check prices

Boarding

8.9

Crew

9.2

Overall

8.9

Comfort

8.9

Entertainment

8.8

Food

8.7

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.
Cathay Pacific
7.6
Good
1,191 reviews
星宇航空
8.9
Very Good
Check prices

Boarding

8.9

Crew

9.2

Overall

8.9

Comfort

8.9

Entertainment

8.8

Food

8.7

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
9,397 reviews
星宇航空
8.9
Very Good
Check prices

Boarding

8.9

Crew

9.2

Overall

8.9

Comfort

8.9

Entertainment

8.8

Food

8.7

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.

  • How popular is this Hong Kong to Seattle flight route?

    The Hong Kong Intl to Seattle/Tacoma Intl flight path was viewed by 5 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 37h 01m. United Airlines provides one of the quickest options available for as low as HK$4,746. 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, Air Canada (HK$4,798), 星宇航空 (HK$4,970), and China Airlines (HK$4,996) offers the cheapest pricing from Hong Kong to Seattle. Air Canada is priced at 22% 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$7,843, our data shows the cheapest flight currently is HK$6,691. When looking at the most popular route, (Hong Kong Intl - Seattle/Tacoma Intl), you can expect to pay HK$4,222 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, February is the cheapest month in which you can book a flight from Hong Kong to Seattle (average of HK$4,160). Flying from Hong Kong to Seattle in August is currently the most expensive (average of HK$6,990). 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

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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 6 March 2026.
EVA Air flights from Hong Kong Intl to Seattle/Tacoma Intl
United Airlines flights from Hong Kong Intl to Seattle/Tacoma Intl
Air Canada flights from Hong Kong Intl to Seattle/Tacoma Intl

Top 6 airlines flying from Hong Kong to Seattle

Discover the top 6 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 6 March 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestHK$4,798AverageHK$5,915FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
星宇航空CheapestHK$4,970AverageHK$5,838FlexibilityNo cancel feeOn-timeN/A
Search 星宇航空 flights
China AirlinesCheapestHK$4,996AverageHK$5,486FlexibilityNo cancel feeOn-time70%
Search China Airlines flights
Cathay PacificCheapestHK$5,087AverageHK$5,525FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights
EVA AirCheapestHK$5,168AverageHK$6,560FlexibilityNo cancel feeOn-time74%
Search EVA Air flights
United AirlinesCheapestHK$5,236AverageHK$6,197FlexibilityNo cancel feeOn-time69%
Search United Airlines 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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