Cheap flights from Portland to Hong Kong from $397

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 11/6. 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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Cheap round-trip flights

Multiple Airlines Logo
10:00 pm - 10:15 amPDX-HKG
45h 15m2 stops
Multiple Airlines Logo
10:30 am - 8:37 pmHKG-PDX
26h 07m2 stops
$771Multiple Airlines
Find Deal
Sat, Oct 25 - Wed, Nov 5
Air Canada Logo
7:00 pm - 6:40 pmPDX-HKG
31h 40m1 stop
Air Canada Logo
8:25 pm - 10:46 pmHKG-PDX
42h 21m2 stops
$790Air Canada
Find Deal
Tue, Nov 18 - Wed, Dec 24
Air Canada Logo
7:00 pm - 6:40 pmPDX-HKG
31h 40m1 stop
Air Canada Logo
8:25 pm - 9:15 amHKG-PDX
28h 50m1 stop
$792Air Canada
Find Deal
Sun, Nov 30 - Mon, Dec 15
Multiple Airlines Logo
7:00 pm - 6:40 pmPDX-HKG
31h 40m1 stop
Multiple Airlines Logo
8:25 pm - 6:30 pmHKG-PDX
14h 05m1 stop
$799Multiple Airlines
Find Deal
Wed, Nov 19 - Thu, Dec 25
Korean Air Logo
5:17 pm - 11:10 pmPDX-HKG
37h 53m2 stops
Korean Air Logo
6:10 pm - 10:23 pmHKG-PDX
44h 13m2 stops
$817Korean Air
Find Deal
Sun, Nov 16 - Sun, Dec 21
STARLUX Airlines Logo
5:30 pm - 6:30 pmPDX-HKG
33h 00m2 stops
STARLUX Airlines Logo
11:15 am - 10:26 pmHKG-PDX
27h 11m2 stops
$821STARLUX Airlines
Find Deal
Wed, Jan 7 - Wed, Jan 28
Delta Logo
5:30 am - 10:30 pmPDX-HKG
26h 00m2 stops
Delta Logo
12:55 am - 10:41 pmHKG-PDX
37h 46m2 stops
$822Delta
Find Deal
Wed, Oct 22 - Tue, Nov 18
Korean Air Logo
5:07 pm - 10:40 amPDX-HKG
26h 33m2 stops
Korean Air Logo
6:10 pm - 6:59 pmHKG-PDX
40h 49m2 stops
$825Korean Air
Find Deal
Tue, Oct 21 - Sun, Nov 16
Delta Logo
5:26 pm - 11:10 pmPDX-HKG
37h 44m2 stops
Delta Logo
12:35 pm - 9:59 pmHKG-PDX
25h 24m2 stops
$827Delta
Find Deal
Sun, Nov 16 - Thu, Dec 25
STARLUX Airlines Logo
5:30 pm - 10:10 amPDX-HKG
24h 40m2 stops
STARLUX Airlines Logo
11:15 am - 10:26 pmHKG-PDX
26h 11m2 stops
$845STARLUX Airlines
Find Deal
Wed, Feb 11 - Thu, Mar 12

Korean Air flights from Portland to Hong Kong

Our best Korean Air deals on Portland to Hong Kong flight tickets
Korean Air
Nov 16
PDX5:17 pmPortland
37h 53m
2 stops
HKG11:10 pmHong Kong Intl
Dec 21
HKG6:10 pmHong Kong Intl
44h 13m
2 stops
PDX10:23 pmPortland
Korean Air
Sep 25
PDX9:17 amPortland
22h 13m
2 stops
HKG10:30 pmHong Kong Intl
Sep 28
HKG12:45 amHong Kong Intl
30h 17m
2 stops
PDX4:02 pmPortland
Korean Air
Sep 25
PDX9:17 amPortland
22h 13m
2 stops
HKG10:30 pmHong Kong Intl
Sep 29
HKG12:20 pmHong Kong Intl
42h 42m
2 stops
PDX4:02 pmPortland

United Airlines flights from Portland to Hong Kong

Our best United Airlines deals on Portland to Hong Kong flight tickets
United Airlines
Sep 25
PDX10:05 amPortland
17h 50m
1 stop
HKG6:55 pmHong Kong Intl
Sep 29
HKG11:15 amHong Kong Intl
16h 27m
1 stop
PDX12:42 pmPortland
United Airlines
Sep 25
PDX1:44 pmPortland
24h 56m
2 stops
HKG5:40 amHong Kong Intl
Oct 21
HKG10:30 pmHong Kong Intl
16h 58m
1 stop
PDX12:28 amPortland

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 September 16, 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

Sat 10/25

10:00 pm-10:15 am

2 stops45h 15m

Hong Kong Intl

Wed 11/5

10:30 am-8:37 pm

2 stops26h 07m

$771

PortlandHong Kong

PDX - HKG

PDXHKG

Portland

Tue 11/18

7:00 pm-6:40 pm

1 stop31h 40m

Hong Kong Intl

Wed 12/24

8:25 pm-10:46 pm

2 stops42h 21m

$790

PortlandHong Kong

PDX - HKG

PDXHKG

Portland

Sun 11/30

7:00 pm-6:40 pm

1 stop31h 40m

Hong Kong Intl

Mon 12/15

8:25 pm-9:15 am

1 stop28h 50m

$792

PortlandHong Kong

PDX - HKG

PDXHKG

Portland

Wed 11/19

7:00 pm-6:40 pm

1 stop31h 40m

Hong Kong Intl

Thu 12/25

8:25 pm-6:30 pm

1 stop14h 05m

$799

PortlandHong Kong

PDX - HKG

PDXHKG

Portland

Sun 11/16

5:17 pm-11:10 pm

2 stops37h 53m

Hong Kong Intl

Sun 12/21

6:10 pm-10:23 pm

2 stops44h 13m

$817

PortlandHong Kong

PDX - HKG

PDXHKG

Portland

Wed 1/7

5:30 pm-6:30 pm

2 stops33h 00m

Hong Kong Intl

Wed 1/28

11:15 am-10:26 pm

2 stops27h 11m

$821

PortlandHong Kong

PDX - HKG

PDXHKG

Portland

Wed 10/22

5:30 am-10:30 pm

2 stops26h 00m

Hong Kong Intl

Tue 11/18

12:55 am-10:41 pm

2 stops37h 46m

$822

PortlandHong Kong

PDX - HKG

PDXHKG

Portland

Tue 10/21

5:07 pm-10:40 am

2 stops26h 33m

Hong Kong Intl

Sun 11/16

6:10 pm-6:59 pm

2 stops40h 49m

$825

PortlandHong Kong

PDX - HKG

PDXHKG

Portland

Sun 11/16

5:26 pm-11:10 pm

2 stops37h 44m

Hong Kong Intl

Thu 12/25

12:35 pm-9:59 pm

2 stops25h 24m

$827

PortlandHong Kong

PDX - HKG

PDXHKG

Portland

Wed 2/11

5:30 pm-10:10 am

2 stops24h 40m

Hong Kong Intl

Thu 3/12

11:15 am-10:26 pm

2 stops26h 11m

$845

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 $923 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 $749 on momondo.

Can stopping save me money on Portland to Hong Kong flights?

You could potentially save up to 22% on your flight if you consider stops on a Portland to Hong Kong flight.

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

As of September 2025, prices for Portland to Hong Kong flights are approximately 23% 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.
  • 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 $623Free CancellationRating
7.1
10,000 reviews
Search Air Canada flights
Korean AirPriceFrom $793Free CancellationRating
8.4
1,140 reviews
Search Korean Air flights
STARLUX AirlinesPriceFrom $850Free CancellationRating
9.0
214 reviews
Search STARLUX Airlines flights
United AirlinesPriceFrom $864Free CancellationRating
7.4
8,924 reviews
Search United Airlines flights
Cathay PacificPriceFrom $1,007Free CancellationRating
7.6
994 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

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1 adult
Thu 10/16
Thu 10/23

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