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$399+ Cheap flights from Portland (PDX) to Hong Kong (HKG)

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 9/7. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — HKG
May 17 — May 241
Sat 5/17
Sat 5/24
1 adult, Economy
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Find cheap flights from Portland to Hong Kong with Cheapflights

1. Tell us where you want to go

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Cheapflights Tip: The best prices from Portland to Hong Kong Intl are usually found in April or May, booked 79 days in advance, depart on a Wednesday or Tuesday and return on a Tuesday

Cheap flight deals from Portland to Hong Kong

Discover tips and strategies to find the most affordable flight options for your journey from Portland (PDX) to Hong Kong (HKG). 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 May 12, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$689
(Justfly.com)

One-way from

$399
(Air Canada)

Popular in

December

Cheapest in

April

Average price

$811
Provider with most accurate pricing for Portland-Hong Kong Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Portland-Hong Kong Intl flights.
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From Portland to Hong Kong Intl
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One-way flight from Portland to Hong Kong Intl
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($174 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($64 potential savings vs. average RT price).
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Average for round-trip flights in May 2025
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Find flight deals from Portland to Hong Kong

Cheapest flights from Portland to Hong Kong
Explore the most affordable flight options available from Portland to Hong Kong. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 12, 2025.

This Justfly.com deal was found by Cheapflights users on 5/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/26:15 amPDX - HKG
1 stop18h 50mAir Canada
Tue 9/236:00 pmHKG - PDX
2 stops41h 37mAir Canada
Deal found 5/12$689
This Korean Air deal was found by Cheapflights users on 5/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/75:10 pmPDX - HKG
2 stops38h 20mKorean Air
Sun 10/266:10 pmHKG - PDX
2 stops37h 56mKorean Air
Deal found 5/12$785
This Delta deal was found by Cheapflights users on 5/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/97:10 amPDX - HKG
2 stops42h 10mDelta
Thu 9/2512:20 pmHKG - PDX
2 stops26h 31mDelta
Deal found 5/12$790
This FlightHub deal was found by Cheapflights users on 5/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/273:25 pmPDX - HKG
1 stop35h 15mMultiple Airlines
Mon 12/12:00 amHKG - PDX
2 stops28h 44mMultiple Airlines
Deal found 5/11$891
This FlightHub deal was found by Cheapflights users on 5/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/47:41 pmPDX - HKG
2 stops23h 14mSTARLUX Airlines
Fri 10/2411:20 amHKG - PDX
2 stops24h 10mSTARLUX Airlines
Deal found 5/11$916
This FlightHub deal was found by Cheapflights users on 5/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/137:54 amPDX - HKG
2 stops37h 36mANA
Fri 5/162:45 pmHKG - PDX
2 stops39h 20mANA
Deal found 5/11$985
This oojo deal was found by Cheapflights users on 5/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/102:30 pmPDX - HKG
2 stops37h 25mChina Airlines
Fri 10/318:05 pmHKG - PDX
2 stops28h 42mChina Airlines
Deal found 5/10$1,022
This United Airlines deal was found by Cheapflights users on 5/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/193:56 pmPDX - HKG
1 stop22h 04mUnited Airlines
Wed 6/411:15 amHKG - PDX
1 stop18h 31mUnited Airlines
Deal found 5/12$1,079
This oojo deal was found by Cheapflights users on 5/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/195:55 pmPDX - HKG
1 stop21h 25mCathay Pacific
Tue 6/312:50 amHKG - PDX
1 stop23h 55mCathay Pacific
Deal found 5/12$1,162
This oojo deal was found by Cheapflights users on 5/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/87:23 amPDX - HKG
2 stops23h 37mJapan Airlines
Fri 9/129:55 amHKG - PDX
3 stops19h 49mJapan Airlines
Deal found 5/11$1,260

Cheapflights Fare Finder

Customize your flight search to find flights from Portland to Hong Kong 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 2,558,603 searches. Data last updated May 12, 2025.
Use the filters below to find and compare flights from Portland to Hong Kong that are best for you.

Fly from

Portland

Fly to

Hong Kong

Route

Depart

Return

Price

PortlandHong Kong

PDX - HKG

PDXHKG

Portland

Tue 9/2

6:15 am-4:05 pm

1 stop18h 50m

Hong Kong Intl

Tue 9/23

6:00 pm-8:37 pm

2 stops41h 37m

$689

PortlandHong Kong

PDX - HKG

PDXHKG

Portland

Sun 9/7

5:10 pm-10:30 pm

2 stops38h 20m

Hong Kong Intl

Sun 10/26

6:10 pm-5:06 pm

2 stops37h 56m

$785

PortlandHong Kong

PDX - HKG

PDXHKG

Portland

Tue 9/9

7:10 am-4:20 pm

2 stops42h 10m

Hong Kong Intl

Thu 9/25

12:20 pm-11:51 pm

2 stops26h 31m

$790

PortlandHong Kong

PDX - HKG

PDXHKG

Portland

Sat 10/4

7:41 pm-9:55 am

2 stops23h 14m

Hong Kong Intl

Fri 10/24

11:20 am-8:30 pm

2 stops24h 10m

$916

PortlandHong Kong

PDX - HKG

PDXHKG

Portland

Sun 11/2

7:05 pm-6:40 pm

1 stop31h 35m

Hong Kong Intl

Sun 11/16

3:45 pm-10:26 pm

2 stops22h 41m

$997

PortlandHong Kong

PDX - HKG

PDXHKG

Portland

Fri 10/10

2:30 pm-6:55 pm

2 stops37h 25m

Hong Kong Intl

Fri 10/31

8:05 pm-9:47 am

2 stops28h 42m

$1,022

PortlandHong Kong

PDX - HKG

PDXHKG

Portland

Wed 10/8

1:45 pm-5:00 am

1 stop24h 15m

Hong Kong Intl

Sun 10/12

2:45 pm-12:43 pm

2 stops36h 58m

$1,081

PortlandHong Kong

PDX - HKG

PDXHKG

Portland

Tue 9/2

9:30 pm-6:55 pm

2 stops30h 25m

Hong Kong Intl

Mon 9/22

12:50 am-9:47 am

1 stop23h 57m

$1,165

PortlandHong Kong

PDX - HKG

PDXHKG

Portland

Mon 9/8

7:23 am-10:00 pm

2 stops23h 37m

Hong Kong Intl

Fri 9/12

9:55 am-2:44 pm

3 stops19h 49m

$1,260

PortlandHong Kong

PDX - HKG

PDXHKG

Portland

Sun 9/7

3:25 pm-4:05 pm

1 stop33h 40m

$399

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/12

Showing 1-10 of 18 results
1
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Compare providers for flights from Portland to Hong Kong

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Portland to Hong Kong in May.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
Justfly.comPrice Accuracy3 starsTrust Score*2 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Portland-Hong Kong flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Portland-Hong Kong flight deals on Cheapflights vs. AranGrant >95% of the time. Price accuracy is based on data collected from Portland-Hong Kong flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Portland-Hong Kong flights, Cheapflights users trust AranGrant the most. AranGrant has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Portland-Hong Kong flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Portland to Hong Kong

Have a flexible travel schedule? Discover the best time to fly to Hong Kong from Portland with our price prediction graph.
Estimated round-trip 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 Portland to Hong Kong

How far ahead should I book a flight from Portland to Hong Kong?

Use this chart to determine the optimal time to book a round-trip flight from Portland to Hong Kong. Price data was last updated on May 9, 2025.

To ensure you get the cheapest price possible for a flight from Portland to Hong Kong, you should look to book at least 79 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Portland to Hong Kong?

Currently, February is the cheapest month in which you can book a flight from Portland to Hong Kong (average of $989). Flying from Portland to Hong Kong in December is currently the most expensive (average of $1,629). 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 PDX to HKG?

Find hourly flight availability from Portland to Hong Kong. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated May 12, 2025.

When flying from Portland to Hong Kong, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 15% versus a flight in the afternoon.

Rainfall in Hong Kong by month

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

In terms of precipitation, rainfall in Hong Kong ranges from 0.8 - 15.4 inches per month. June is typically the wettest month, when rainfall can reach 15.4 in. January is typically the driest time to visit Hong Kong when rainfall is around 0.8 in.

Temperature in Hong Kong by month

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

If weather is an important factor for your trip to Hong Kong, 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 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 60.8 F).

Reviews of airlines servicing Hong Kong

Get insights into the airlines that provide service to Hong Kong. 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 Hong Kong. Reviews last updated May 12, 2025.
See what other customers who have flown with STARLUX Airlines, Korean Air and Japan Airlines from Portland to Hong Kong have to say. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
STARLUX Airlines
9.1
Wonderful
168 reviews

Entertainment

9.0

Overall

9.1

Comfort

9.0

Crew

9.3

Boarding

9.1

Food

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.
STARLUX Airlines
9.1
Wonderful
168 reviews
STARLUX Airlines
9.1
Wonderful
168 reviews

Entertainment

9.0

Overall

9.1

Comfort

9.0

Crew

9.3

Boarding

9.1

Food

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.
Korean Air
8.4
Very good
1,071 reviews
STARLUX Airlines
9.1
Wonderful
168 reviews

Entertainment

9.0

Overall

9.1

Comfort

9.0

Crew

9.3

Boarding

9.1

Food

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.
Japan Airlines
8.3
Very good
1,472 reviews
STARLUX Airlines
9.1
Wonderful
168 reviews

Entertainment

9.0

Overall

9.1

Comfort

9.0

Crew

9.3

Boarding

9.1

Food

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.
China Airlines
8.3
Very good
732 reviews
STARLUX Airlines
9.1
Wonderful
168 reviews

Entertainment

9.0

Overall

9.1

Comfort

9.0

Crew

9.3

Boarding

9.1

Food

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.
Emirates
8.0
Very good
3,227 reviews
STARLUX Airlines
9.1
Wonderful
168 reviews

Entertainment

9.0

Overall

9.1

Comfort

9.0

Crew

9.3

Boarding

9.1

Food

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 Portland to Hong Kong. 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 Portland to Hong Kong round-trip?

    According to our current data, Air Canada ($689), Korean Air ($785), and Delta ($790) offers the cheapest pricing from Portland to Hong Kong. You may be able to fly from Portland to Hong Kong for 32% less than the average price by searching for these airlines.

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

    For one-way options, check prices for Air Canada. According to our data, you can fly for as low as $399. Users have also found prices from $428 and $433 on Japan Airlines and Korean Air, respectively.

  • Where are the most common layover locations when flying from Portland to Hong Kong?

    Of the flights from Portland to Hong Kong that have layovers, most of them stop in Vancouver.

  • What are some popular things to do or see while on a layover in Vancouver?

    If you're on a layover in Vancouver and looking for things to do, consider visiting Pacific Central Station, Orpheum Theatre, or Queen Elizabeth Theatre. Those on a layover in Vancouver interested in visiting Pacific Central Station, Orpheum Theatre, or Queen Elizabeth Theatre can do so by traveling 6.6 mi, 6.5 mi, and 6.6 mi, respectively from Vancouver Intl. Those on a layover in Vancouver in need of a rental car can book one at Vancouver Intl for about $42.

  • Where are the least popular layover locations for Portland to Hong Kong flights?

    Portland to Hong Kong flights have a layover in San Francisco least often.

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

    Yes. In addition to deals on Portland to Hong Kong flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Portland to Hong Kong?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Portland to Hong Kong.

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

    Yes. Cheapflights offers flight deals from Portland to Hong Kong 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 Portland to Hong Kong?

    Currently, February is the cheapest month in which you can book a flight from Portland to Hong Kong (average of $989). Flying from Portland to Hong Kong in December is currently the most expensive (average of $1,629). 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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Portland to Hong Kong

See prices for flight routes from nearby airports that may be better suited for you.
Eugene to Hong Kong flights
Boise to Hong Kong flights
Redmond to Hong Kong flights

Top 4 airlines flying from Portland to Hong Kong

Discover the top 4 airlines that operate flights from Portland to Hong Kong. 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 2,558,603 searches. Data last updated May 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$638Average$820FlexibilityNo cancel feeOn-time67%
Japan AirlinesCheapest$815Average$848FlexibilityNo cancel feeOn-time79%
United AirlinesCheapest$873Average$1,123FlexibilityNo cancel feeOn-time69%
Cathay PacificCheapest$1,109Average$1,370FlexibilityNo cancel feeOn-time72%

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