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Cheap flights from Portland to Hong Kong from $256

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 4/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Portland to Hong Kong

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
7:57 pm - 6:40 pm
PDX
-
HKG
30h 43m
2 stops
Multiple Airlines Logo
1:20 pm - 2:40 pm
HKG
-
PDX
17h 20m
2 stops
$516Multiple Airlines
Tue, Feb 17 - Tue, Mar 3
Air Canada Logo
3:15 pm - 6:40 pm
PDX
-
HKG
35h 25m
1 stop
Air Canada Logo
8:25 pm - 12:38 pm
HKG
-
PDX
32h 13m
2 stops
$517Air Canada
Sat, Feb 14 - Tue, Feb 24
Air Canada Logo
1:40 pm - 6:40 pm
PDX
-
HKG
37h 00m
2 stops
Air Canada Logo
8:25 pm - 2:48 pm
HKG
-
PDX
34h 23m
2 stops
$521Air Canada
Sun, Feb 15 - Tue, Feb 24
Air Canada Logo
3:15 pm - 5:15 am
PDX
-
HKG
23h 00m
1 stop
Air Canada Logo
9:45 am - 7:05 pm
HKG
-
PDX
24h 20m
1 stop
$530Air Canada
Sun, Apr 5 - Fri, May 15
Multiple Airlines Logo
9:50 am - 5:40 pm
PDX
-
HKG
16h 50m
1 stop
Multiple Airlines Logo
10:55 am - 2:40 pm
HKG
-
PDX
18h 45m
2 stops
$535Multiple Airlines
Thu, Mar 26 - Tue, Apr 28
Air Canada Logo
7:14 pm - 5:15 am
PDX
-
HKG
43h 01m
2 stops
Air Canada Logo
9:45 am - 7:05 pm
HKG
-
PDX
24h 20m
1 stop
$536Air Canada
Mon, Mar 30 - Mon, May 11
United Airlines Logo
1:39 pm - 7:15 pm
PDX
-
HKG
38h 36m
2 stops
United Airlines Logo
11:25 am - 11:04 pm
HKG
-
PDX
26h 39m
2 stops
$537United Airlines
Mon, Mar 16 - Thu, Mar 19
ANA Logo
7:30 am - 5:45 am
PDX
-
HKG
30h 15m
2 stops
ANA Logo
12:05 am - 6:47 pm
HKG
-
PDX
33h 42m
2 stops
$539ANA
Mon, Mar 2 - Tue, Mar 10
ANA Logo
7:30 am - 7:20 pm
PDX
-
HKG
19h 50m
1 stop
ANA Logo
10:35 am - 2:48 pm
HKG
-
PDX
20h 13m
1 stop
$541ANA
Tue, Feb 17 - Wed, Mar 4
ANA Logo
7:30 am - 5:45 am
PDX
-
HKG
30h 15m
2 stops
ANA Logo
10:00 am - 6:47 pm
HKG
-
PDX
23h 47m
2 stops
$542ANA
Mon, Mar 2 - Tue, Mar 10

United Airlines flights from Portland to Hong Kong

Our best United Airlines deals on Portland to Hong Kong flight tickets
United Airlines
Mar 16
PDX1:39 pmPortland
38h 36m
2 stops
HKG7:15 pmHong Kong Intl
Mar 19
HKG10:30 pmHong Kong Intl
15h 34m
1 stop
PDX11:04 pmPortland
$537
United Airlines
Apr 6
PDX5:30 amPortland
22h 25m
1 stop
HKG6:55 pmHong Kong Intl
May 14
HKG11:45 amHong Kong Intl
19h 48m
1 stop
PDX4:33 pmPortland
$547
United Airlines
Mar 2
PDX7:30 amPortland
19h 50m
1 stop
HKG7:20 pmHong Kong Intl
Mar 9
HKG10:00 amHong Kong Intl
28h 04m
2 stops
PDX11:04 pmPortland
$550

Air Canada flights from Portland to Hong Kong

Our best Air Canada deals on Portland to Hong Kong flight tickets
Air Canada
Feb 14
PDX3:15 pmPortland
35h 25m
1 stop
HKG6:40 pmHong Kong Intl
Feb 24
HKG8:25 pmHong Kong Intl
32h 13m
2 stops
PDX12:38 pmPortland
$517
Air Canada
Feb 15
PDX1:40 pmPortland
37h 00m
2 stops
HKG6:40 pmHong Kong Intl
Feb 24
HKG8:25 pmHong Kong Intl
34h 23m
2 stops
PDX2:48 pmPortland
$521
Air Canada
Apr 5
PDX3:15 pmPortland
23h 00m
1 stop
HKG5:15 amHong Kong Intl
May 15
HKG9:45 amHong Kong Intl
24h 20m
1 stop
PDX7:05 pmPortland
$530

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 February 3, 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

PortlandHong Kong

PDX - HKG

PDXHKG

Portland

Tue 2/17

7:57 pm-6:40 pm

2 stops30h 43m

Hong Kong Intl

Tue 3/3

1:20 pm-2:40 pm

2 stops17h 20m

$516

PortlandHong Kong

PDX - HKG

PDXHKG

Portland

Sat 2/14

3:15 pm-6:40 pm

1 stop35h 25m

Hong Kong Intl

Tue 2/24

8:25 pm-12:38 pm

2 stops32h 13m

$517

PortlandHong Kong

PDX - HKG

PDXHKG

Portland

Sun 2/15

1:40 pm-6:40 pm

2 stops37h 00m

Hong Kong Intl

Tue 2/24

8:25 pm-2:48 pm

2 stops34h 23m

$521

PortlandHong Kong

PDX - HKG

PDXHKG

Portland

Sun 4/5

3:15 pm-5:15 am

1 stop23h 00m

Hong Kong Intl

Fri 5/15

9:45 am-7:05 pm

1 stop24h 20m

$530

PortlandHong Kong

PDX - HKG

PDXHKG

Portland

Thu 3/26

9:50 am-5:40 pm

1 stop16h 50m

Hong Kong Intl

Tue 4/28

10:55 am-2:40 pm

2 stops18h 45m

$535

PortlandHong Kong

PDX - HKG

PDXHKG

Portland

Mon 3/30

7:14 pm-5:15 am

2 stops43h 01m

Hong Kong Intl

Mon 5/11

9:45 am-7:05 pm

1 stop24h 20m

$536

PortlandHong Kong

PDX - HKG

PDXHKG

Portland

Mon 3/16

1:39 pm-7:15 pm

2 stops38h 36m

Hong Kong Intl

Thu 3/19

11:25 am-11:04 pm

2 stops26h 39m

$537

PortlandHong Kong

PDX - HKG

PDXHKG

Portland

Mon 3/2

7:30 am-5:45 am

2 stops30h 15m

Hong Kong Intl

Tue 3/10

12:05 am-6:47 pm

2 stops33h 42m

$539

PortlandHong Kong

PDX - HKG

PDXHKG

Portland

Tue 2/17

7:30 am-7:20 pm

1 stop19h 50m

Hong Kong Intl

Wed 3/4

10:35 am-2:48 pm

1 stop20h 13m

$541

PortlandHong Kong

PDX - HKG

PDXHKG

Portland

Mon 3/2

7:30 am-5:45 am

2 stops30h 15m

Hong Kong Intl

Tue 3/10

10:00 am-6:47 pm

2 stops23h 47m

$542

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 typical price of a round-trip flight between Portland and Hong Kong?

What is the cheapest month to fly to Hong Kong?

The month of January is, on average, the cheapest month to fly to Hong Kong from Portland, with most prices found around $638. The month of April is another great option to travel to Hong Kong, with average flight prices from Portland averaging around $649.

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 $848 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 $731 on momondo.

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

You could potentially save up to 20% 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 February 2026, prices for Portland to Hong Kong flights are approximately 33% 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

Fastest flight time

18h 25m

Direct flights

None
The fastest flight from Portland to Hong Kong takes 18h 25m
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 18h 25m.

  • 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 $526Free CancellationRating
7.1
10,687 reviews
Search Air Canada flights
United AirlinesPriceFrom $578Free CancellationRating
7.4
9,235 reviews
Search United Airlines flights
Korean AirPriceFrom $783Free CancellationRating
8.4
1,188 reviews
Search Korean Air flights
STARLUX AirlinesPriceFrom $849Free CancellationRating
8.9
269 reviews
Search STARLUX Airlines flights
Cathay PacificPriceFrom $1,007Free CancellationRating
7.6
1,159 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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Fly your favorite airline to Hong Kong

Airlines are sorted and displayed according to clicks in the past 7 days on momondo
Air Canada
United Airlines
Cathay Pacific
Korean Air