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Cheap flights from Portland to Hong Kong from $295

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 2/24. 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
9:50 am - 6:40 pm
PDX
-
HKG
16h 50m
1 stop
Multiple Airlines Logo
1:20 pm - 2:40 pm
HKG
-
PDX
17h 20m
2 stops
$511Multiple Airlines
Mon, Feb 16 - Tue, Mar 3
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
$514Air Canada
Mon, Mar 30 - Tue, Jun 9
Air Canada Logo
7:05 pm - 5:40 pm
PDX
-
HKG
31h 35m
1 stop
Air Canada Logo
9:45 am - 12:53 am
HKG
-
PDX
30h 08m
2 stops
$535Air Canada
Wed, Mar 25 - Thu, Jun 4
Air Canada Logo
7:15 am - 5:15 am
PDX
-
HKG
31h 00m
2 stops
Air Canada Logo
9:45 am - 12:53 am
HKG
-
PDX
30h 08m
2 stops
$540Air Canada
Mon, Mar 30 - Wed, Jun 10
EVA Air Logo
7:05 pm - 5:40 pm
PDX
-
HKG
31h 35m
1 stop
EVA Air Logo
9:45 am - 9:30 am
HKG
-
PDX
14h 45m
1 stop
$544EVA Air
Mon, Mar 23 - Thu, Jun 11
Air Canada Logo
1:39 pm - 5:40 pm
PDX
-
HKG
37h 01m
2 stops
Air Canada Logo
9:45 am - 12:53 am
HKG
-
PDX
30h 08m
2 stops
$546Air Canada
Wed, Mar 25 - Thu, Jun 11
Air Canada Logo
7:05 pm - 5:40 pm
PDX
-
HKG
31h 35m
1 stop
Air Canada Logo
9:45 am - 2:45 pm
HKG
-
PDX
20h 00m
1 stop
$549Air Canada
Sun, Mar 22 - Wed, Jun 10
Multiple Airlines Logo
7:05 pm - 5:15 am
PDX
-
HKG
19h 10m
1 stop
Multiple Airlines Logo
10:25 am - 2:40 pm
HKG
-
PDX
19h 15m
2 stops
$553Multiple Airlines
Sat, Apr 11 - Tue, Apr 21
Air Canada Logo
9:50 am - 6:40 pm
PDX
-
HKG
16h 50m
1 stop
Air Canada Logo
8:25 pm - 2:48 pm
HKG
-
PDX
34h 23m
2 stops
$554Air Canada
Tue, Feb 10 - Tue, Feb 17
Air Canada Logo
7:05 pm - 6:40 pm
PDX
-
HKG
31h 35m
1 stop
Air Canada Logo
8:25 pm - 9:15 am
HKG
-
PDX
28h 50m
1 stop
$556Air Canada
Thu, Feb 5 - Mon, Feb 9

Air Canada flights from Portland to Hong Kong

Our best Air Canada deals on Portland to Hong Kong flight tickets
Air Canada
Mar 30
PDX3:15 pmPortland
23h 00m
1 stop
HKG5:15 amHong Kong Intl
Jun 9
HKG9:45 amHong Kong Intl
24h 20m
1 stop
PDX7:05 pmPortland
$514
Air Canada
Feb 2
PDX7:05 pmPortland
31h 35m
1 stop
HKG6:40 pmHong Kong Intl
Feb 10
HKG10:00 amHong Kong Intl
24h 30m
2 stops
PDX6:30 pmPortland
$517
Air Canada
Jan 25
PDX3:50 pmPortland
34h 50m
2 stops
HKG6:40 pmHong Kong Intl
Jan 28
HKG8:25 pmHong Kong Intl
34h 21m
2 stops
PDX2:46 pmPortland
$520

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
25h 06m
1 stop
HKG5:45 amHong Kong Intl
Mar 19
HKG10:35 amHong Kong Intl
23h 12m
1 stop
PDX6:47 pmPortland
$587
United Airlines
Mar 16
PDX7:49 pmPortland
32h 31m
1 stop
HKG7:20 pmHong Kong Intl
Mar 19
HKG2:20 pmHong Kong Intl
23h 44m
2 stops
PDX11:04 pmPortland
$591
United Airlines
Mar 16
PDX7:49 pmPortland
32h 31m
1 stop
HKG7:20 pmHong Kong Intl
Mar 19
HKG10:35 amHong Kong Intl
16h 58m
1 stop
PDX12:33 pmPortland
$593

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 January 20, 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

Mon 2/16

9:50 am-6:40 pm

1 stop16h 50m

Hong Kong Intl

Tue 3/3

1:20 pm-2:40 pm

2 stops17h 20m

$511

PortlandHong Kong

PDX - HKG

PDXHKG

Portland

Mon 3/30

3:15 pm-5:15 am

1 stop23h 00m

Hong Kong Intl

Tue 6/9

9:45 am-7:05 pm

1 stop24h 20m

$514

PortlandHong Kong

PDX - HKG

PDXHKG

Portland

Wed 3/25

7:05 pm-5:40 pm

1 stop31h 35m

Hong Kong Intl

Thu 6/4

9:45 am-12:53 am

2 stops30h 08m

$535

PortlandHong Kong

PDX - HKG

PDXHKG

Portland

Mon 3/30

7:15 am-5:15 am

2 stops31h 00m

Hong Kong Intl

Wed 6/10

9:45 am-12:53 am

2 stops30h 08m

$540

PortlandHong Kong

PDX - HKG

PDXHKG

Portland

Mon 3/23

7:05 pm-5:40 pm

1 stop31h 35m

Hong Kong Intl

Thu 6/11

9:45 am-9:30 am

1 stop14h 45m

$544

PortlandHong Kong

PDX - HKG

PDXHKG

Portland

Wed 3/25

1:39 pm-5:40 pm

2 stops37h 01m

Hong Kong Intl

Thu 6/11

9:45 am-12:53 am

2 stops30h 08m

$546

PortlandHong Kong

PDX - HKG

PDXHKG

Portland

Sun 3/22

7:05 pm-5:40 pm

1 stop31h 35m

Hong Kong Intl

Wed 6/10

9:45 am-2:45 pm

1 stop20h 00m

$549

PortlandHong Kong

PDX - HKG

PDXHKG

Portland

Sat 4/11

7:05 pm-5:15 am

1 stop19h 10m

Hong Kong Intl

Tue 4/21

10:25 am-2:40 pm

2 stops19h 15m

$553

PortlandHong Kong

PDX - HKG

PDXHKG

Portland

Tue 2/10

9:50 am-6:40 pm

1 stop16h 50m

Hong Kong Intl

Tue 2/17

8:25 pm-2:48 pm

2 stops34h 23m

$554

PortlandHong Kong

PDX - HKG

PDXHKG

Portland

Thu 2/5

7:05 pm-6:40 pm

1 stop31h 35m

Hong Kong Intl

Mon 2/9

8:25 pm-9:15 am

1 stop28h 50m

$556

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
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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 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 $638.

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 $855 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 $708 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 January 2026, 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

Fastest flight time

16h 50m

Direct flights

None
The fastest flight from Portland to Hong Kong takes 16h 50m
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 $555Free CancellationRating
7.1
10,637 reviews
Search Air Canada flights
United AirlinesPriceFrom $578Free CancellationRating
7.4
9,183 reviews
Search United Airlines flights
Korean AirPriceFrom $783Free CancellationRating
8.4
1,187 reviews
Search Korean Air flights
STARLUX AirlinesPriceFrom $849Free CancellationRating
8.9
267 reviews
Search STARLUX Airlines flights
Cathay PacificPriceFrom $1,007Free CancellationRating
7.6
1,140 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
Air Canada
United Airlines
Cathay Pacific
Korean Air