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$421+ 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 4/1. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — HKG
abr. 23 — abr. 301
jue. 4/23
jue. 4/30
1 adult, Economy
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Cheap 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 marzo 24, 2026.

This United Airlines deal was found by Cheapflights users on 3/19. 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.
mar. 9/153:43 pm
PDX
-
HKG
2 stops22h 57m
United Airlines
jue. 10/811:45 am
HKG
-
PDX
1 stop20h 09m
United Airlines
Deal found 3/19$788
This FlightHub deal was found by Cheapflights users on 3/23. 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.
lun. 8/248:35 am
PDX
-
HKG
2 stops23h 00m
ANA
mié. 9/211:55 pm
HKG
-
PDX
2 stops29h 52m
ANA
Deal found 3/23$791
This Delta deal was found by Cheapflights users on 3/20. 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.
mar. 11/175:10 pm
PDX
-
HKG
1 stop20h 55m
Delta
dom. 11/2912:55 am
HKG
-
PDX
2 stops38h 57m
Delta
Deal found 3/20$794
This United Airlines deal was found by Cheapflights users on 3/20. 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.
lun. 8/245:10 am
PDX
-
HKG
1 stop22h 45m
United Airlines
mié. 9/210:30 pm
HKG
-
PDX
1 stop17h 17m
United Airlines
Deal found 3/20$796
This United Airlines deal was found by Cheapflights users on 3/19. 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.
jue. 10/297:30 am
PDX
-
HKG
1 stop20h 50m
United Airlines
lun. 11/1612:05 am
HKG
-
PDX
2 stops40h 49m
United Airlines
Deal found 3/19$797
This United Airlines deal was found by Cheapflights users on 3/19. 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.
jue. 9/173:43 pm
PDX
-
HKG
1 stop22h 17m
United Airlines
lun. 10/129:30 am
HKG
-
PDX
2 stops22h 24m
United Airlines
Deal found 3/19$800
This United Airlines deal was found by Cheapflights users on 3/19. 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.
mar. 11/31:39 pm
PDX
-
HKG
2 stops25h 21m
United Airlines
mar. 11/1011:25 am
HKG
-
PDX
2 stops23h 06m
United Airlines
Deal found 3/19$801
This United Airlines deal was found by Cheapflights users on 3/21. 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.
lun. 7/205:15 am
PDX
-
HKG
2 stops22h 15m
United Airlines
lun. 8/2411:45 am
HKG
-
PDX
1 stop24h 05m
United Airlines
Deal found 3/21$802
This United Airlines deal was found by Cheapflights users on 3/20. 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.
dom. 11/17:49 pm
PDX
-
HKG
1 stop31h 31m
United Airlines
mié. 11/182:20 pm
HKG
-
PDX
2 stops22h 13m
United Airlines
Deal found 3/20$803
This Korean Air deal was found by Cheapflights users on 3/19. 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.
mar. 9/229:40 am
PDX
-
HKG
2 stops22h 05m
Korean Air
dom. 10/115:55 pm
HKG
-
PDX
2 stops34h 23m
Korean Air
Deal found 3/19$805
This Delta deal was found by Cheapflights users on 3/20. 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.
dom. 11/15:45 pm
PDX
-
HKG
2 stops37h 25m
Delta
mar. 11/1712:55 am
HKG
-
PDX
2 stops33h 48m
Delta
Deal found 3/20$806

Find 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 marzo 24, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$796
(United Airlines)

One-way from

$421
(Expedia)

Popular in

June

Cheapest in

January

Average price

$728
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.
Search Deals
From Portland to Hong Kong Intl
Search Deals
One-way flight from Portland to Hong Kong Intl
Search Deals
Highest demand for flights based on searches. 17% potential increase in price ($167 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($36 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

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 marzo 24, 2026.
Use the filters below to find and compare flights from Portland to Hong Kong that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

PortlandHong Kong

PDX - HKG

PDXHKG

Portland

mar. 9/1

6:54 am-6:55 pm

1 stop21h 01m

Hong Kong Intl

jue. 10/1

11:45 am-2:17 pm

1 stop17h 32m

$796

PortlandHong Kong

PDX - HKG

PDXHKG

Portland

lun. 8/24

5:10 am-6:55 pm

1 stop22h 45m

Hong Kong Intl

mié. 9/2

10:30 pm-10:12 am

1 stop26h 42m

$796

PortlandHong Kong

PDX - HKG

PDXHKG

Portland

jue. 4/16

10:42 am-10:45 pm

2 stops21h 03m

Hong Kong Intl

mié. 4/22

12:45 am-6:52 pm

2 stops33h 07m

$801

PortlandHong Kong

PDX - HKG

PDXHKG

Portland

lun. 7/20

5:15 am-6:30 pm

2 stops22h 15m

Hong Kong Intl

lun. 8/24

11:45 am-8:50 pm

1 stop24h 05m

$802

PortlandHong Kong

PDX - HKG

PDXHKG

Portland

mié. 7/22

5:15 am-6:30 pm

2 stops22h 15m

Hong Kong Intl

mié. 8/26

11:45 am-11:00 pm

1 stop26h 15m

$849

PortlandHong Kong

PDX - HKG

PDXHKG

Portland

mié. 4/15

5:30 am-6:30 pm

2 stops22h 00m

Hong Kong Intl

lun. 4/20

11:45 am-9:48 am

2 stops37h 03m

$912

PortlandHong Kong

PDX - HKG

PDXHKG

Portland

dom. 4/12

7:14 pm-6:55 pm

1 stop32h 41m

Hong Kong Intl

mié. 4/22

11:45 am-2:30 pm

1 stop17h 45m

$914

PortlandHong Kong

PDX - HKG

PDXHKG

Portland

mar. 5/12

1:37 pm-5:00 am

1 stop24h 23m

Hong Kong Intl

mar. 5/26

9:30 am-4:47 pm

2 stops22h 17m

$932

PortlandHong Kong

PDX - HKG

PDXHKG

Portland

mié. 6/24

7:55 pm-4:20 pm

2 stops29h 25m

Hong Kong Intl

mar. 8/25

12:20 pm-10:22 pm

2 stops25h 02m

$935

PortlandHong Kong

PDX - HKG

PDXHKG

Portland

jue. 5/7

1:37 pm-5:40 am

2 stops25h 03m

Hong Kong Intl

sáb. 5/16

12:40 pm-8:58 pm

2 stops23h 18m

$962

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/19

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice Accuracy2 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*2 stars
JustAirTicketPrice Accuracy-Trust Score*1 star

*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 FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Portland-Hong Kong flight deals on Cheapflights vs. FlightHub >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 FlightHub the most. FlightHub 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 March 13, 2026.

To ensure you get the cheapest price possible for a flight from Portland to Hong Kong, you should look to book at least 72 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, January is the cheapest month in which you can book a flight from Portland to Hong Kong (average of $439). Flying from Portland to Hong Kong in July is currently the most expensive (average of $603). 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 to fly round-trip from Portland to Hong Kong?

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 marzo 24, 2026.
See what other customers who have flown with STARLUX Airlines,Korean Air, andCathay Pacific from Portland to Hong Kong have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
STARLUX Airlines
9.0
Wonderful
292 reviews

Comfort

8.9

Boarding

9.0

Entertainment

8.8

Crew

9.2

Food

8.7

Overall

9.0

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.
STARLUX Airlines
9.0
Wonderful
292 reviews
STARLUX Airlines
9.0
Wonderful
292 reviews

Comfort

8.9

Boarding

9.0

Entertainment

8.8

Crew

9.2

Food

8.7

Overall

9.0

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.
Korean Air
8.4
Very good
1,202 reviews
STARLUX Airlines
9.0
Wonderful
292 reviews

Comfort

8.9

Boarding

9.0

Entertainment

8.8

Crew

9.2

Food

8.7

Overall

9.0

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
1,228 reviews
STARLUX Airlines
9.0
Wonderful
292 reviews

Comfort

8.9

Boarding

9.0

Entertainment

8.8

Crew

9.2

Food

8.7

Overall

9.0

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
9,467 reviews
STARLUX Airlines
9.0
Wonderful
292 reviews

Comfort

8.9

Boarding

9.0

Entertainment

8.8

Crew

9.2

Food

8.7

Overall

9.0

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.
Air Canada
7.1
Good
10,836 reviews
STARLUX Airlines
9.0
Wonderful
292 reviews

Comfort

8.9

Boarding

9.0

Entertainment

8.8

Crew

9.2

Food

8.7

Overall

9.0

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 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.

  • How long is the flight from Portland to Hong Kong?

    United Airlines and Delta can get you from Portland to Hong Kong in just under 21h 01m. Your travel time can differ by up to 02m. The distance from Portland to Hong Kong is about 6555 mi. This flight may include one or multiple stops.

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

    According to our current data, Air Canada ($513), United Airlines ($578), and ANA ($582) offers the cheapest pricing from Portland to Hong Kong. You may be able to fly from Portland to Hong Kong for 35% 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 $290. Users have also found prices from $344 and $549 on United Airlines and Cathay Pacific, 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 Orpheum Theatre, Pacific Central Station, or Queen Elizabeth Theatre. Those on a layover in Vancouver interested in visiting Orpheum Theatre, Pacific Central Station, or Queen Elizabeth Theatre can do so by traveling 6.5 mi, 6.6 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 $33.

  • 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, January is the cheapest month in which you can book a flight from Portland to Hong Kong (average of $439). Flying from Portland to Hong Kong in July is currently the most expensive (average of $603). 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

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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.
Boise to Hong Kong flights

Top 6 airlines flying from Portland to Hong Kong

Discover the top 6 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 marzo 24, 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$513Average$692FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$578Average$789FlexibilityNo cancel feeOn-time69%
ANACheapest$582Average$727FlexibilityNo cancel feeOn-time80%
Korean AirCheapest$783Average$825FlexibilityNo cancel feeOn-time81%
STARLUX AirlinesCheapest$849Average$912FlexibilityNo cancel feeOn-timeN/A
Cathay PacificCheapest$1,065Average$1,277FlexibilityNo cancel feeOn-time72%

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