How long is the flight from Portland to Hong Kong?

United Airlines can get you from Portland to Hong Kong in just under 20h 30m. Your travel time can differ by up to . The distance from Portland to Hong Kong is about 6555 mi.

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

According to our current data, United Airlines ($578), Air Canada ($614), and Korean Air ($783) offers the cheapest pricing from Portland to Hong Kong. You may be able to fly from Portland to Hong Kong for 33% 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 $342. Users have also found prices from $428 and $549 on United Airlines and Cathay Pacific, respectively.

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.

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).

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

Consider Air Canada, United Airlines or Cathay Pacific when booking your flight. These represent the most popular airlines when flying from Portland to Hong Kong.

What airport do you fly from for flights from Portland to Hong Kong?

Most people fly from Portland (PDX) if they book a flight from Portland to Hong Kong. Portland is conveniently located just 6.0 mi from Portland’s city center.

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.

$344+ Flights from Portland to Hong Kong

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1. Tell us where you want to go

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Cheapflights Tip: The best prices from Portland to Hong Kong are usually found in January or September, booked 63 days in advance, depart on a Wednesday or Tuesday and return on a Tuesday

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 December 4, 2025.

Thu 12/46:00 amPDX - HKG

1 stop21h 20mUnited Airlines

Thu 12/1110:35 amHKG - PDX

1 stop24h 06mUnited Airlines

Deal found 12/3

$590

Tue 12/307:45 pmPDX - HKG

1 stop19h 00mUnited Airlines

Thu 1/1510:35 amHKG - PDX

1 stop24h 20mUnited Airlines

Deal found 12/4

$778

Tue 12/306:27 pmPDX - HKG

2 stops32h 53mUnited Airlines

Wed 1/1410:30 pmHKG - PDX

1 stop16h 14mUnited Airlines

Deal found 12/3

$782

Thu 12/45:00 amPDX - HKG

2 stops33h 45mUnited Airlines

Sat 1/1710:30 pmHKG - PDX

2 stops35h 40mUnited Airlines

Deal found 12/3

$783

Mon 12/293:54 pmPDX - HKG

1 stop35h 26mUnited Airlines

Wed 1/1410:30 pmHKG - PDX

2 stops31h 15mUnited Airlines

Deal found 12/2

$789

Best flights from Portland to Hong Kong
Discover carefully curated flight deals from Portland to Hong Kong that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 4, 2025.

Tue 4/217:25 amPDX - HKG

1 stop20h 30mUnited Airlines

Wed 5/132:45 pmHKG - PDX

2 stops25h 09mUnited Airlines

Deal found 12/2

$590

Mon 3/25:45 amPDX - HKG

1 stop21h 35mUnited Airlines

Thu 3/122:20 pmHKG - PDX

2 stops23h 44mUnited Airlines

Deal found 12/2

$590

Tue 3/105:30 amPDX - HKG

1 stop22h 50mUnited Airlines

Thu 4/1611:45 amHKG - PDX

1 stop19h 43mUnited Airlines

Deal found 12/3

$590

Wed 2/117:45 amPDX - HKG

1 stop19h 35mUnited Airlines

Wed 3/42:20 pmHKG - PDX

2 stops24h 39mUnited Airlines

Deal found 12/3

$590

Wed 1/73:50 pmPDX - HKG

1 stop22h 55mUnited Airlines

Tue 1/2710:35 amHKG - PDX

1 stop18h 06mUnited Airlines

Deal found 12/3

$590

Mon 2/21:35 pmPDX - HKG

1 stop25h 10mUnited Airlines

Tue 2/1010:35 amHKG - PDX

1 stop18h 06mUnited Airlines

Deal found 12/2

$590

Last-minute flights from Portland to Hong Kong
Discover last-minute flight deals from Portland to Hong Kong. Data last updated December 4, 2025 and is based on user searches.

Mon 1/53:54 pmPDX - HKG

2 stops23h 06mUnited Airlines

Tue 1/2011:25 amHKG - PDX

2 stops29h 14mUnited Airlines

Deal found 12/2

$582

Mon 1/57:30 amPDX - HKG

2 stops30h 15mANA

Wed 1/2112:05 amHKG - PDX

2 stops30h 41mANA

Deal found 12/4

$591

Wed 1/73:50 pmPDX - HKG

1 stop22h 55mUnited Airlines

Tue 1/2710:35 amHKG - PDX

1 stop18h 06mUnited Airlines

Deal found 12/4

$590

Thu 1/85:35 amPDX - HKG

1 stop21h 45mUnited Airlines

Thu 1/1510:00 amHKG - PDX

2 stops20h 46mUnited Airlines

Deal found 12/3

$593

Mon 1/127:45 amPDX - HKG

2 stops23h 05mANA

Mon 1/2610:00 amHKG - PDX

2 stops20h 46mANA

Deal found 12/3

$588

Mon 1/128:30 amPDX - HKG

2 stops30h 15mUnited Airlines

Wed 1/2811:25 amHKG - PDX

2 stops19h 23mUnited Airlines

Deal found 12/3

$594

Mon 1/195:35 pmPDX - HKG

2 stops24h 35mSTARLUX Airlines

Mon 2/211:15 amHKG - PDX

2 stops25h 32mSTARLUX Airlines

Deal found 12/2

$589

Mon 1/269:50 amPDX - HKG

1 stop16h 50mAir Canada

Mon 5/119:45 amHKG - PDX

1 stop14h 50mAir Canada

Deal found 12/3

$438

Thu 1/295:35 amPDX - HKG

2 stops25h 15mANA

Wed 2/412:05 amHKG - PDX

2 stops30h 41mANA

Deal found 12/4

$585

One-way flights from Portland to Hong Kong
Search for one-way flight options from Portland to Hong Kong. Find affordable one-way fares based on user searches. Data last updated December 4, 2025.

Tue 2/37:45 amPDX - HKG

1 stop19h 35mUnited Airlines

Deal found 12/2

$344

Mon 2/27:45 amPDX - HKG

2 stops23h 05mANA

Deal found 12/2

$347

Mon 2/27:00 pmPDX - HKG

1 stop31h 40mAir Canada

Deal found 12/2

$349

Sun 2/13:45 pmPDX - HKG

2 stops35h 35mUnited Airlines

Deal found 12/2

$350

Mon 1/127:51 pmPDX - HKG

2 stops55h 24mUnited Airlines

Deal found 12/2

$367

Mon 1/129:50 amPDX - HKG

1 stop16h 50mAir Canada

Deal found 12/2

$384

Mon 2/25:39 pmPDX - HKG

3 stops26h 21mMultiple Airlines

Deal found 12/2

$438

Mon 1/129:55 pmPDX - HKG

3 stops39h 50mMultiple Airlines

Deal found 12/2

$448

Thu 12/255:00 amPDX - HKG

2 stops33h 45mUnited Airlines

Deal found 12/3

$598

Wed 12/107:04 amPDX - HKG

2 stops23h 16mJapan Airlines

Deal found 12/2

$621

Tue 2/39:30 pmPDX - HKG

3 stops31h 55mMultiple Airlines

Deal found 12/2

$672

Find flight deals from Portland to Hong Kong

Most accurate provider	eDreams 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$438 (Expedia)
One-way from	$344 (United Airlines)
Popular in	July
Cheapest in	January
Average price	$1,145

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

Search Deals

One-way flight from Portland to Hong Kong

Search Deals

Highest demand for flights based on searches. 19% potential increase in price ($214 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease ($29 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in December 2025

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

PortlandHong Kong

PDX - HKG

PDXHKG

Portland

Tue 4/21

7:25 am-6:55 pm

1 stop20h 30m

Hong Kong Intl

Wed 5/13

2:45 pm-12:54 am

2 stops25h 09m

$590

PortlandHong Kong

PDX - HKG

PDXHKG

Portland

Mon 3/2

5:45 am-7:20 pm

1 stop21h 35m

Hong Kong Intl

Thu 3/12

2:20 pm-11:04 pm

2 stops23h 44m

$590

PortlandHong Kong

PDX - HKG

PDXHKG

Portland

Tue 3/10

5:30 am-7:20 pm

1 stop22h 50m

Hong Kong Intl

Thu 4/16

11:45 am-4:28 pm

1 stop19h 43m

$590

PortlandHong Kong

PDX - HKG

PDXHKG

Portland

Wed 2/11

7:45 am-7:20 pm

1 stop19h 35m

Hong Kong Intl

Wed 3/4

2:20 pm-10:59 pm

2 stops24h 39m

$590

PortlandHong Kong

PDX - HKG

PDXHKG

Portland

Wed 1/7

3:50 pm-6:45 am

1 stop22h 55m

Hong Kong Intl

Tue 1/27

10:35 am-12:41 pm

1 stop18h 06m

$590

PortlandHong Kong

PDX - HKG

PDXHKG

Portland

Mon 2/2

1:35 pm-6:45 am

1 stop25h 10m

Hong Kong Intl

Tue 2/10

10:35 am-12:41 pm

1 stop18h 06m

$590

PortlandHong Kong

PDX - HKG

PDXHKG

Portland

Tue 2/3

7:45 am-7:20 pm

1 stop19h 35m

$344

PortlandHong Kong

PDX - HKG

PDXHKG

Portland

Mon 2/2

7:45 am-10:50 pm

2 stops23h 05m

$347

PortlandHong Kong

PDX - HKG

PDXHKG

Portland

Sun 2/1

3:45 pm-7:20 pm

2 stops35h 35m

$350

PortlandHong Kong

PDX - HKG

PDXHKG

Portland

Mon 1/12

7:51 pm-7:15 pm

2 stops55h 24m

$367

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/2

Showing 1-10 of 16 results

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?

To ensure you get the cheapest price possible for a flight from Portland to Hong Kong, you should look to book at least 63 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, September is the cheapest month in which you can book a flight from Portland to Hong Kong (average of $532). Flying from Portland to Hong Kong in July is currently the most expensive (average of $866). 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 HK?

It’s typically best to fly out from Portland to Hong Kong in the morning. Doing so could potentially save you 23% on the flight price compared to flying at noon, which is usually more expensive.

Reviews of airlines servicing Hong Kong

Peruse reviews from past customers who have flown with STARLUX Airlines, Korean Air, and Cathay Pacific from Portland to Hong Kong 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.

STARLUX Airlines

8.9

Very good

243 reviews

Reviews

1 / 9

10.0

Excellent

Chad,Nov 2025

TPE - SEA

Starlux Airlines was amazing. No complaints on anything with them

STARLUX Airlines

8.9

Very good

243 reviews

STARLUX Airlines

8.9

Very good

243 reviews

Reviews

1 / 9

10.0

Excellent

Chad,Nov 2025

TPE - SEA

Starlux Airlines was amazing. No complaints on anything with them

Korean Air

8.4

Very good

1,179 reviews

STARLUX Airlines

8.9

Very good

243 reviews

Reviews

1 / 9

10.0

Excellent

Chad,Nov 2025

TPE - SEA

Starlux Airlines was amazing. No complaints on anything with them

Cathay Pacific

7.6

Good

1,084 reviews

STARLUX Airlines

8.9

Very good

243 reviews

Reviews

1 / 9

10.0

Excellent

Chad,Nov 2025

TPE - SEA

Starlux Airlines was amazing. No complaints on anything with them

United Airlines

7.4

Good

9,066 reviews

STARLUX Airlines

8.9

Very good

243 reviews

Reviews

1 / 9

10.0

Excellent

Chad,Nov 2025

TPE - SEA

Starlux Airlines was amazing. No complaints on anything with them

Air Canada

7.1

Good

10,500 reviews

STARLUX Airlines

8.9

Very good

243 reviews

Reviews

1 / 9

10.0

Excellent

Chad,Nov 2025

TPE - SEA

Starlux Airlines was amazing. No complaints on anything with them

Related info for your journey

What airport do you fly from for flights from Portland to Hong Kong?
Most people fly from Portland (PDX) if they book a flight from Portland to Hong Kong. Portland is conveniently located just 6.0 mi from Portland’s city center.
How long is the flight from Portland to Hong Kong?
United Airlines can get you from Portland to Hong Kong in just under 20h 30m. Your travel time can differ by up to . The distance from Portland to Hong Kong is about 6555 mi.
What are the cheapest airlines flying from Portland to Hong Kong round-trip?
According to our current data, United Airlines ($578), Air Canada ($614), and Korean Air ($783) offers the cheapest pricing from Portland to Hong Kong. You may be able to fly from Portland to Hong Kong for 33% 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 $342. Users have also found prices from $428 and $549 on United Airlines and Cathay Pacific, respectively.
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, September is the cheapest month in which you can book a flight from Portland to Hong Kong (average of $532). Flying from Portland to Hong Kong in July is currently the most expensive (average of $866). 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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Top 5 airlines flying from Portland to Hong Kong

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	Cheapest$578	Average$931	FlexibilityNo cancel fee	On-time69%
Air Canada	Cheapest$614	Average$757	FlexibilityNo cancel fee	On-time67%
Korean Air	Cheapest$783	Average$825	FlexibilityNo cancel fee	On-time81%
STARLUX Airlines	Cheapest$849	Average$917	FlexibilityNo cancel fee	On-timeN/A
Cathay Pacific	Cheapest$1,007	Average$1,277	FlexibilityNo cancel fee	On-time72%

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$344+ Cheap flights from Portland (PDX) to Hong Kong

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 2/3. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Portland to Hong Kong with Cheapflights

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3. Compare prices and book

Cheapflights Tip: The best prices from Portland to Hong Kong are usually found in January or September, booked 63 days in advance, depart on a Wednesday or Tuesday and return on a Tuesday

Cheap flight deals from Portland to Hong Kong

Cheapest flights from Portland to Hong KongExplore 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 December 4, 2025.

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 December 4, 2025.

Find flight deals from Portland to Hong Kong

Keep the following information in mind while searching for Portland to Hong Kong flight deals. Data was last updated December 4, 2025.

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

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

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.

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 November 28, 2025.

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

What is the cheapest time of day to fly from PDX to HK?

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 December 4, 2025.

Reviews of airlines servicing Hong Kong

Peruse reviews from past customers who have flown with STARLUX Airlines, Korean Air, and Cathay Pacific from Portland to Hong Kong 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.

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 airport do you fly from for flights from Portland to Hong Kong?

How long is the flight from Portland to Hong Kong?

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

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

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

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

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

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

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.

Top 5 airlines flying from Portland to Hong Kong

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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 December 4, 2025.