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Cheap flights from Portland to Hong Kong from $369

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Portland to Hong Kong departing on 10/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Portland to Hong Kong (PDX-HKG)

Cheap round-trip flights

Air Canada Logo
7:40 pm - 4:05 pmPDX-HKG
29h 25m1 stop
Air Canada Logo
6:00 pm - 12:28 amHKG-PDX
45h 28m2 stops
$621Air Canada
Find Deal
Tue, Sep 9 - Wed, Oct 15
Air Canada Logo
6:15 am - 4:05 pmPDX-HKG
18h 50m1 stop
Air Canada Logo
6:00 pm - 6:46 pmHKG-PDX
15h 46m1 stop
$622Air Canada
Find Deal
Tue, Sep 9 - Wed, Oct 15
Air Canada Logo
7:40 pm - 4:05 pmPDX-HKG
29h 25m1 stop
Air Canada Logo
6:00 pm - 11:01 pmHKG-PDX
20h 01m1 stop
$624Air Canada
Find Deal
Tue, Sep 9 - Thu, Sep 25
Air Canada Logo
1:45 pm - 4:05 pmPDX-HKG
35h 20m2 stops
Air Canada Logo
6:00 pm - 12:28 amHKG-PDX
45h 28m2 stops
$625Air Canada
Find Deal
Tue, Sep 9 - Wed, Oct 15
Air Canada Logo
7:00 pm - 5:40 pmPDX-HKG
31h 40m1 stop
Air Canada Logo
10:00 am - 9:15 amHKG-PDX
39h 15m2 stops
$626Air Canada
Find Deal
Sun, Oct 26 - Wed, Nov 5
Air Canada Logo
3:15 pm - 5:40 pmPDX-HKG
35h 25m1 stop
Air Canada Logo
8:25 pm - 9:15 amHKG-PDX
28h 50m1 stop
$633Air Canada
Find Deal
Sun, Oct 26 - Tue, Nov 4
Air Canada Logo
6:15 am - 10:45 pmPDX-HKG
25h 30m2 stops
Air Canada Logo
6:00 pm - 11:01 pmHKG-PDX
20h 01m1 stop
$635Air Canada
Find Deal
Tue, Sep 16 - Thu, Sep 25
Air Canada Logo
10:00 am - 10:45 pmPDX-HKG
21h 45m2 stops
Air Canada Logo
6:00 pm - 6:46 pmHKG-PDX
15h 46m1 stop
$637Air Canada
Find Deal
Tue, Sep 9 - Thu, Sep 25
Logo
9:50 am - 5:45 pmPDX-HKG
39h 55m2 stops
Logo
8:25 pm - 2:46 pmHKG-PDX
34h 21m2 stops
$651
Find Deal
Thu, Jan 8 - Wed, Jan 28
Logo
6:15 am - 4:05 pmPDX-HKG
18h 50m1 stop
Logo
2:45 am - 9:15 amHKG-PDX
46h 30m2 stops
$654
Find Deal
Tue, Sep 16 - Wed, Nov 19

Air Canada flights from Portland to Hong Kong

Our best Air Canada deals on Portland to Hong Kong flight tickets
Air Canada
Sep 9
PDX7:40 pmPortland
29h 25m
1 stop
HKG4:05 pmHong Kong Intl
Oct 15
HKG6:00 pmHong Kong Intl
45h 28m
2 stops
PDX12:28 amPortland
$621
Find similar
Air Canada
Sep 9
PDX6:15 amPortland
18h 50m
1 stop
HKG4:05 pmHong Kong Intl
Oct 15
HKG6:00 pmHong Kong Intl
15h 46m
1 stop
PDX6:46 pmPortland
$622
Find similar
Air Canada
Sep 9
PDX7:40 pmPortland
29h 25m
1 stop
HKG4:05 pmHong Kong Intl
Sep 25
HKG6:00 pmHong Kong Intl
20h 01m
1 stop
PDX11:01 pmPortland
$624
Find similar

Korean Air flights from Portland to Hong Kong

Our best Korean Air deals on Portland to Hong Kong flight tickets
Korean Air
Sep 7
PDX4:55 pmPortland
38h 35m
2 stops
HKG10:30 pmHong Kong Intl
Oct 26
HKG6:10 pmHong Kong Intl
37h 35m
2 stops
PDX4:45 pmPortland
$815
Find similar
Korean Air
Sep 7
PDX4:55 pmPortland
38h 35m
2 stops
HKG10:30 pmHong Kong Intl
Oct 26
HKG6:10 pmHong Kong Intl
37h 35m
2 stops
PDX4:45 pmPortland
$816
Find similar
Korean Air
Sep 9
PDX8:55 amPortland
22h 35m
2 stops
HKG10:30 pmHong Kong Intl
Sep 30
HKG12:20 pmHong Kong Intl
25h 19m
2 stops
PDX10:39 pmPortland
$825
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated August 28, 2025.
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 9/9

7:40 pm-4:05 pm

1 stop29h 25m

Hong Kong Intl

Wed 10/15

6:00 pm-12:28 am

2 stops45h 28m

$621

PortlandHong Kong

PDX - HKG

PDXHKG

Portland

Tue 9/9

6:15 am-4:05 pm

1 stop18h 50m

Hong Kong Intl

Wed 10/15

6:00 pm-6:46 pm

1 stop15h 46m

$622

PortlandHong Kong

PDX - HKG

PDXHKG

Portland

Tue 9/9

7:40 pm-4:05 pm

1 stop29h 25m

Hong Kong Intl

Thu 9/25

6:00 pm-11:01 pm

1 stop20h 01m

$624

PortlandHong Kong

PDX - HKG

PDXHKG

Portland

Tue 9/9

1:45 pm-4:05 pm

2 stops35h 20m

Hong Kong Intl

Wed 10/15

6:00 pm-12:28 am

2 stops45h 28m

$625

PortlandHong Kong

PDX - HKG

PDXHKG

Portland

Sun 10/26

7:00 pm-5:40 pm

1 stop31h 40m

Hong Kong Intl

Wed 11/5

10:00 am-9:15 am

2 stops39h 15m

$626

PortlandHong Kong

PDX - HKG

PDXHKG

Portland

Sun 10/26

3:15 pm-5:40 pm

1 stop35h 25m

Hong Kong Intl

Tue 11/4

8:25 pm-9:15 am

1 stop28h 50m

$633

PortlandHong Kong

PDX - HKG

PDXHKG

Portland

Tue 9/16

6:15 am-10:45 pm

2 stops25h 30m

Hong Kong Intl

Thu 9/25

6:00 pm-11:01 pm

1 stop20h 01m

$635

PortlandHong Kong

PDX - HKG

PDXHKG

Portland

Tue 9/9

10:00 am-10:45 pm

2 stops21h 45m

Hong Kong Intl

Thu 9/25

6:00 pm-6:46 pm

1 stop15h 46m

$637

PortlandHong Kong

PDX - HKG

PDXHKG

Portland

Thu 1/8

9:50 am-5:45 pm

2 stops39h 55m

Hong Kong Intl

Wed 1/28

8:25 pm-2:46 pm

2 stops34h 21m

$651

PortlandHong Kong

PDX - HKG

PDXHKG

Portland

Tue 9/16

6:15 am-4:05 pm

1 stop18h 50m

Hong Kong Intl

Wed 11/19

2:45 am-9:15 am

2 stops46h 30m

$654

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Hong Kong from

How to get the cheapest flight ticket from Portland to Hong Kong

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Hong Kong?

The month of April is, on average, the cheapest month to fly to Hong Kong from Portland, with most prices found around $734. The month of September is another great option to travel to Hong Kong, with average flight prices from Portland averaging around $742.

What is the cheapest day to depart on your flight to Hong Kong?

The cheapest day to depart from Portland to Hong Kong is on a Wednesday. Travelers who choose to depart for Hong Kong on a Wednesday will often find tickets for as low as $1,076. The most expensive day to fly to Hong Kong is Saturday, with ticket prices averaging around $1,293.

How far in advance should I book a flight to Hong Kong?

You are more likely to see cheaper flights to Hong Kong from Portland when booking weeks ahead of your departure date. In general, you can expect to find flights to Hong Kong for around $964 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Hong Kong from Portland for as low as $727 on momondo.

How have Portland to Hong Kong flight prices changed over time?

As of August 2025, prices for Portland to Hong Kong flights are approximately 31% cheaper when compared to flights at the same time last year.

When to book flights from Portland to Hong Kong

Are you open to changing your travel dates? Check out the ideal times to fly from Portland to Hong Kong according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Portland to Hong Kong (PDX to HKG) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Portland to Hong Kong

Direct flights

None
There are no direct flights from Portland to Hong Kong. There are no popular flight routes from Portland to Hong Kong.
Search flight deals

  • How far is Portland to Hong Kong Intl by plane?

    Portland and Hong Kong Intl are 6544.3 mi apart from one another. A reasonable flight in good conditions will take 16h 50m.

  • When did momondo last update prices for flights from Portland Airport to Hong Kong Intl Airport?

    Prices for flights from Portland Airport to Hong Kong Intl Airport refresh daily.

  • How many operators does momondo search for flights from Portland Airport to Hong Kong Intl Airport?

  • How old do you have to be to fly from Portland Airport to Hong Kong Intl Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Portland Airport to Hong Kong Intl Airport.

  • What documentation or ID do you need to fly to Hong Kong Intl Airport?

    The required travel and health documents for your Hong Kong Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Hong Kong Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Portland to Hong Kong?

Best airlines flying from Portland to Hong Kong

Compare and see reviews for airlines that fly from Portland to Hong Kong with momondo
Airline
Rating
Free Cancellation
Price
Air CanadaPriceFrom $626Free CancellationRating
7.1
10,000 reviews
Search Air Canada flights
Korean AirPriceFrom $793Free CancellationRating
8.4
1,133 reviews
Search Korean Air flights
Japan AirlinesPriceFrom $815Free CancellationRating
8.3
1,554 reviews
Search Japan Airlines flights
STARLUX AirlinesPriceFrom $850Free CancellationRating
8.9
211 reviews
Search STARLUX Airlines flights
United AirlinesPriceFrom $870Free CancellationRating
7.4
8,944 reviews
Search United Airlines flights
Cathay PacificPriceFrom $1,007Free CancellationRating
7.6
977 reviews
Search Cathay Pacific flights

Why use momondo?

Why should I use momondo to find a flight deal from Portland to Hong Kong?

Finding the right flight to Hong Kong from Portland is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Hong Kong quick and easy, saving you time and money.

Can I find flights from Portland to Hong Kong with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Portland to Hong Kong flights to just show those with flexible booking policies.

How can momondo help me find flights from Portland to Hong Kong?

Once all potential Portland to Hong Kong flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Portland to Hong Kong right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Portland to Hong Kong flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your Hong Kong trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
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Fly your favorite airline to Hong Kong

Airlines are sorted and displayed according to clicks in the past 7 days on momondo
Delta
American Airlines
United Airlines
Turkish Airlines
Lufthansa
Frontier
British Airways
Qatar Airways
Spirit Airlines
Ryanair
Emirates
Alaska Airlines