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Cheap flights from Portland to Hong Kong from $398

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 9/7. 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

Cheap round-trip flights

Air Canada Logo
3:25 pm - 4:05 pmPDX-HKG
33h 40m1 stop
Air Canada Logo
6:00 pm - 11:01 pmHKG-PDX
20h 01m1 stop
$707Air Canada
Find Deal
Sun, Aug 24 - Mon, Sep 8
Air Canada Logo
3:25 pm - 4:05 pmPDX-HKG
33h 40m1 stop
Air Canada Logo
6:00 pm - 6:29 pmHKG-PDX
39h 29m2 stops
$708Air Canada
Find Deal
Tue, Sep 9 - Mon, Sep 22
Air Canada Logo
6:15 am - 4:05 pmPDX-HKG
18h 50m1 stop
Air Canada Logo
6:00 pm - 11:01 pmHKG-PDX
20h 01m1 stop
$711Air Canada
Find Deal
Tue, Sep 9 - Tue, Sep 30
Air Canada Logo
3:25 pm - 4:05 pmPDX-HKG
33h 40m1 stop
Air Canada Logo
6:00 pm - 11:01 pmHKG-PDX
20h 01m1 stop
$712Air Canada
Find Deal
Mon, Sep 15 - Mon, Sep 22
Logo
3:15 pm - 10:50 pmPDX-HKG
39h 35m2 stops
Logo
8:15 am - 2:45 pmHKG-PDX
22h 30m2 stops
$743
Find Deal
Wed, Nov 12 - Tue, Dec 16
Korean Air Logo
11:14 am - 10:30 pmPDX-HKG
20h 16m2 stops
Korean Air Logo
12:20 pm - 9:48 pmHKG-PDX
24h 28m2 stops
$750Korean Air
Find Deal
Sun, Aug 24 - Mon, Sep 8
Logo
7:35 pm - 4:05 pmPDX-HKG
29h 30m2 stops
Logo
6:00 pm - 12:45 amHKG-PDX
21h 45m2 stops
$758
Find Deal
Mon, Sep 8 - Tue, Sep 23
Delta Logo
5:45 pm - 10:30 pmPDX-HKG
37h 45m2 stops
Delta Logo
12:45 am - 11:52 pmHKG-PDX
38h 07m2 stops
$775Delta
Find Deal
Sun, Aug 24 - Sun, Sep 7
Korean Air Logo
5:01 pm - 4:20 pmPDX-HKG
32h 19m2 stops
Korean Air Logo
12:45 am - 5:10 pmHKG-PDX
31h 25m2 stops
$784Korean Air
Find Deal
Mon, Sep 15 - Sun, Sep 21
Delta Logo
7:15 am - 10:40 amPDX-HKG
36h 25m2 stops
Delta Logo
12:45 am - 11:52 pmHKG-PDX
38h 07m2 stops
$789Delta
Find Deal
Tue, Sep 9 - Wed, Sep 24

Korean Air flights from Portland to Hong Kong

Our best Korean Air deals on Portland to Hong Kong flight tickets
Korean Air
Aug 24
PDX11:14 amPortland
20h 16m
2 stops
HKG10:30 pmHong Kong Intl
Sep 8
HKG12:20 pmHong Kong Intl
24h 28m
2 stops
PDX9:48 pmPortland
$750
Find similar
Korean Air
Sep 15
PDX5:01 pmPortland
32h 19m
2 stops
HKG4:20 pmHong Kong Intl
Sep 21
HKG12:45 amHong Kong Intl
31h 25m
2 stops
PDX5:10 pmPortland
$784
Find similar
Korean Air
Sep 9
PDX6:14 amPortland
37h 26m
2 stops
HKG10:40 amHong Kong Intl
Sep 24
HKG12:45 amHong Kong Intl
36h 54m
2 stops
PDX10:39 pmPortland
$785
Find similar

Air Canada flights from Portland to Hong Kong

Our best Air Canada deals on Portland to Hong Kong flight tickets
Air Canada
Aug 24
PDX3:25 pmPortland
33h 40m
1 stop
HKG4:05 pmHong Kong Intl
Sep 8
HKG6:00 pmHong Kong Intl
20h 01m
1 stop
PDX11:01 pmPortland
$707
Find similar
Air Canada
Sep 9
PDX3:25 pmPortland
33h 40m
1 stop
HKG4:05 pmHong Kong Intl
Sep 22
HKG6:00 pmHong Kong Intl
39h 29m
2 stops
PDX6:29 pmPortland
$708
Find similar
Air Canada
Sep 9
PDX6:15 amPortland
18h 50m
1 stop
HKG4:05 pmHong Kong Intl
Sep 30
HKG6:00 pmHong Kong Intl
20h 01m
1 stop
PDX11:01 pmPortland
$711
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 1, 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

Sun 8/24

3:25 pm-4:05 pm

1 stop33h 40m

Hong Kong Intl

Mon 9/8

6:00 pm-11:01 pm

1 stop20h 01m

$707

PortlandHong Kong

PDX - HKG

PDXHKG

Portland

Tue 9/9

3:25 pm-4:05 pm

1 stop33h 40m

Hong Kong Intl

Mon 9/22

6:00 pm-6:29 pm

2 stops39h 29m

$708

PortlandHong Kong

PDX - HKG

PDXHKG

Portland

Tue 9/9

6:15 am-4:05 pm

1 stop18h 50m

Hong Kong Intl

Tue 9/30

6:00 pm-11:01 pm

1 stop20h 01m

$711

PortlandHong Kong

PDX - HKG

PDXHKG

Portland

Mon 9/15

3:25 pm-4:05 pm

1 stop33h 40m

Hong Kong Intl

Mon 9/22

6:00 pm-11:01 pm

1 stop20h 01m

$712

PortlandHong Kong

PDX - HKG

PDXHKG

Portland

Wed 11/12

3:15 pm-10:50 pm

2 stops39h 35m

Hong Kong Intl

Tue 12/16

8:15 am-2:45 pm

2 stops22h 30m

$743

PortlandHong Kong

PDX - HKG

PDXHKG

Portland

Sun 8/24

11:14 am-10:30 pm

2 stops20h 16m

Hong Kong Intl

Mon 9/8

12:20 pm-9:48 pm

2 stops24h 28m

$750

PortlandHong Kong

PDX - HKG

PDXHKG

Portland

Mon 9/8

7:35 pm-4:05 pm

2 stops29h 30m

Hong Kong Intl

Tue 9/23

6:00 pm-12:45 am

2 stops21h 45m

$758

PortlandHong Kong

PDX - HKG

PDXHKG

Portland

Sun 8/24

5:45 pm-10:30 pm

2 stops37h 45m

Hong Kong Intl

Sun 9/7

12:45 am-11:52 pm

2 stops38h 07m

$775

PortlandHong Kong

PDX - HKG

PDXHKG

Portland

Mon 9/15

5:01 pm-4:20 pm

2 stops32h 19m

Hong Kong Intl

Sun 9/21

12:45 am-5:10 pm

2 stops31h 25m

$784

PortlandHong Kong

PDX - HKG

PDXHKG

Portland

Tue 9/9

7:15 am-10:40 am

2 stops36h 25m

Hong Kong Intl

Wed 9/24

12:45 am-11:52 pm

2 stops38h 07m

$789

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 $784.

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 $1,000 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.

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

You could potentially save up to 21% on your flight if you consider stops on a Portland to Hong Kong flight.

Cheap Portland to Hong Kong flight deals and tips

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

Best Price Found

$398

Fastest flight time

18h 25m

Direct flights

None

Airports in Hong Kong

1 airport
The best one-way flight to Hong Kong from Portland in the past 72 hours is $398. The best round-trip flight deal from Portland to Hong Kong found on momondo in the last 72 hours is $707.
The fastest flight from Portland to Hong Kong takes 18h 25m
There are no direct flights from Portland to Hong Kong. Popular non-direct route for this connection is Portland Airport - Hong Kong Intl Airport.
There is 1 airport near Hong Kong: Hong Kong Intl (HKG)
Search flight deals

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

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

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

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

    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.

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

    The required travel and health documents for your Hong Kong 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. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

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 $636Free CancellationRating
7.1
9,855 reviews
Search Air Canada flights
Japan AirlinesPriceFrom $815Free CancellationRating
8.3
1,541 reviews
Search Japan Airlines flights
United AirlinesPriceFrom $871Free CancellationRating
7.4
8,904 reviews
Search United Airlines flights
Cathay PacificPriceFrom $1,109Free CancellationRating
7.6
951 reviews
Search Cathay Pacific flights

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Portland to Hong Kong for you.

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

Yes. momondo enables you to select and highlight flights to Hong Kong from Portland with this policy.

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

Once you have performed a search for Portland to Hong Kong flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

If you are simply researching potential flights to Hong Kong, momondo offers a useful price alert feature which will track prices for flights to Hong Kong from Portland and alert you when they change.

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.
Start using Trips
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