How long is the flight from Portland to Hong Kong?

United Airlines can get you from Portland to Hong Kong in just under 20h 50m. 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 ($610), 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 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 $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 10, 2025.

Wed 12/106:00 amPDX - HKG

2 stops38h 55mANA

Sun 1/2512:05 amHKG - PDX

2 stops30h 41mANA

Deal found 12/9

$621

Wed 12/106:00 amPDX - HKG

2 stops38h 55mANA

Fri 1/2310:00 amHKG - PDX

2 stops20h 46mANA

Deal found 12/9

$674

Wed 12/106:00 amPDX - HKG

2 stops31h 45mANA

Sun 1/252:20 pmHKG - PDX

2 stops40h 26mANA

Deal found 12/9

$677

Tue 12/307:30 amPDX - HKG

1 stop19h 50mUnited Airlines

Thu 1/1510:35 amHKG - PDX

1 stop20h 11mUnited Airlines

Deal found 12/9

$778

Sun 12/286:27 pmPDX - HKG

2 stops32h 53mUnited Airlines

Thu 1/1510:35 amHKG - PDX

1 stop17h 58mUnited Airlines

Deal found 12/9

$827

Sun 12/287:45 pmPDX - HKG

1 stop19h 00mUnited Airlines

Wed 1/1410:30 pmHKG - PDX

2 stops31h 15mUnited Airlines

Deal found 12/8

$832

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 10, 2025.

Tue 3/247:30 amPDX - HKG

1 stop20h 50mUnited Airlines

Mon 4/1311:45 amHKG - PDX

1 stop23h 48mUnited Airlines

Deal found 12/9

$590

Wed 2/117:45 amPDX - HKG

1 stop19h 35mUnited Airlines

Wed 3/42:20 pmHKG - PDX

2 stops26h 14mUnited Airlines

Deal found 12/9

$590

Thu 4/305:30 amPDX - HKG

1 stop22h 25mUnited Airlines

Mon 5/411:45 amHKG - PDX

1 stop21h 59mUnited Airlines

Deal found 12/9

$590

Mon 4/203:30 pmPDX - HKG

1 stop22h 30mUnited Airlines

Wed 5/132:45 pmHKG - PDX

2 stops21h 02mUnited Airlines

Deal found 12/8

$590

Thu 4/161:39 pmPDX - HKG

1 stop24h 21mUnited Airlines

Tue 5/122:45 pmHKG - PDX

2 stops25h 03mUnited Airlines

Deal found 12/8

$590

Mon 3/27:30 amPDX - HKG

1 stop19h 50mUnited Airlines

Thu 3/1210:35 amHKG - PDX

1 stop16h 58mUnited Airlines

Deal found 12/9

$590

Thu 2/125:45 amPDX - HKG

1 stop21h 35mUnited Airlines

Wed 3/410:35 amHKG - PDX

1 stop20h 13mUnited Airlines

Deal found 12/8

$590

Wed 1/73:50 pmPDX - HKG

2 stops23h 10mUnited Airlines

Tue 1/2711:25 amHKG - PDX

2 stops23h 38mUnited Airlines

Deal found 12/10

$594

Mon 3/167:49 pmPDX - HKG

2 stops32h 26mUnited Airlines

Mon 4/1311:45 amHKG - PDX

1 stop23h 48mUnited Airlines

Deal found 12/8

$594

Last-minute flights from Portland to Hong Kong
Discover last-minute flight deals from Portland to Hong Kong. Data last updated December 10, 2025 and is based on user searches.

Wed 12/106:00 amPDX - HKG

2 stops38h 55mANA

Wed 1/212:20 pmHKG - PDX

2 stops20h 36mANA

Deal found 12/9

$621

Mon 1/53:54 pmPDX - HKG

2 stops34h 46mAir Canada

Sat 1/178:25 pmHKG - PDX

2 stops42h 41mAir Canada

Deal found 12/10

$662

Tue 1/67:28 pmPDX - HKG

2 stops22h 42mMultiple Airlines

Tue 1/1310:20 amHKG - PDX

2 stops22h 30mMultiple Airlines

Deal found 12/9

$608

Wed 1/77:45 amPDX - HKG

1 stop19h 35mUnited Airlines

Tue 1/2710:30 pmHKG - PDX

1 stop18h 09mUnited Airlines

Deal found 12/9

$590

Wed 1/73:50 pmPDX - HKG

1 stop22h 55mUnited Airlines

Fri 2/610:30 pmHKG - PDX

1 stop18h 13mUnited Airlines

Deal found 12/8

$640

Sun 1/117:51 pmPDX - HKG

2 stops31h 24mUnited Airlines

Fri 1/1610:35 amHKG - PDX

1 stop20h 11mUnited Airlines

Deal found 12/8

$644

Sun 1/111:35 pmPDX - HKG

1 stop37h 45mUnited Airlines

Sat 1/2410:35 amHKG - PDX

1 stop20h 11mUnited Airlines

Deal found 12/8

$646

Tue 1/205:35 amPDX - HKG

2 stops32h 10mANA

Sun 1/2512:05 amHKG - PDX

2 stops30h 41mANA

Deal found 12/9

$582

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 10, 2025.

Mon 4/135:30 pmPDX - HKG

1 stop20h 30mUnited Airlines

Deal found 12/8

$344

Wed 2/43:45 pmPDX - HKG

2 stops35h 35mUnited Airlines

Deal found 12/9

$350

Sun 4/121:39 pmPDX - HKG

1 stop38h 16mUnited Airlines

Deal found 12/8

$356

Sat 1/247:51 pmPDX - HKG

2 stops55h 24mUnited Airlines

Deal found 12/10

$367

Sat 4/111:39 pmPDX - HKG

2 stops48h 31mAir Canada

Deal found 12/8

$375

Fri 4/175:35 amPDX - HKG

1 stop22h 20mUnited Airlines

Deal found 12/8

$409

Fri 2/67:00 pmPDX - HKG

1 stop31h 40mAir Canada

Deal found 12/8

$414

Thu 4/166:57 pmPDX - HKG

2 stops32h 58mUnited Airlines

Deal found 12/8

$415

Tue 4/144:00 pmPDX - HKG

3 stops27h 05mMultiple Airlines

Deal found 12/8

$484

Wed 2/49:55 pmPDX - HKG

3 stops33h 15mMultiple Airlines

Deal found 12/9

$492

Find flight deals from Portland to Hong Kong

Most accurate provider	eDreams 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$582 (FlightHub)
One-way from	$344 (United Airlines)
Popular in	July
Cheapest in	January
Average price	$1,143

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 ($30 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in December 2025

Search Deals

Cheapflights Fare Finder

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

PortlandHong Kong

PDX - HKG

PDXHKG

Portland

Tue 3/24

7:30 am-7:20 pm

1 stop20h 50m

Hong Kong Intl

Mon 4/13

11:45 am-8:33 pm

1 stop23h 48m

$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-12:34 am

2 stops26h 14m

$590

PortlandHong Kong

PDX - HKG

PDXHKG

Portland

Thu 4/30

5:30 am-6:55 pm

1 stop22h 25m

Hong Kong Intl

Mon 5/4

11:45 am-6:44 pm

1 stop21h 59m

$590

PortlandHong Kong

PDX - HKG

PDXHKG

Portland

Mon 4/20

3:30 pm-5:00 am

1 stop22h 30m

Hong Kong Intl

Wed 5/13

2:45 pm-8:47 pm

2 stops21h 02m

$590

PortlandHong Kong

PDX - HKG

PDXHKG

Portland

Thu 4/16

1:39 pm-5:00 am

1 stop24h 21m

Hong Kong Intl

Tue 5/12

2:45 pm-12:48 am

2 stops25h 03m

$590

PortlandHong Kong

PDX - HKG

PDXHKG

Portland

Mon 3/2

7:30 am-7:20 pm

1 stop19h 50m

Hong Kong Intl

Thu 3/12

10:35 am-12:33 pm

1 stop16h 58m

$590

PortlandHong Kong

PDX - HKG

PDXHKG

Portland

Thu 2/12

5:45 am-7:20 pm

1 stop21h 35m

Hong Kong Intl

Wed 3/4

10:35 am-2:48 pm

1 stop20h 13m

$590

PortlandHong Kong

PDX - HKG

PDXHKG

Portland

Wed 1/7

3:50 pm-7:00 am

2 stops23h 10m

Hong Kong Intl

Tue 1/27

11:25 am-7:03 pm

2 stops23h 38m

$594

PortlandHong Kong

PDX - HKG

PDXHKG

Portland

Mon 3/16

7:49 pm-7:15 pm

2 stops32h 26m

Hong Kong Intl

Mon 4/13

11:45 am-8:33 pm

1 stop23h 48m

$594

PortlandHong Kong

PDX - HKG

PDXHKG

Portland

Wed 4/15

5:00 am-6:55 pm

2 stops22h 55m

$344

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/8

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, 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 $862). 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

1,184 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

1,093 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

9,092 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

10,513 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 50m. 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 ($610), 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 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 $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, 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 $862). 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$925	FlexibilityNo cancel fee	On-time69%
Air Canada	Cheapest$610	Average$754	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 4/15. 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

1. Tell us where you want to go

2. Select your favorite providers

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 10, 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 10, 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 10, 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 December 5, 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 10, 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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 10, 2025.