Latest deals
Insights
FAQs
Reviews
Price Alerts

Cheap flights from Portland to Hong Kong from $379

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 9/6. 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
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Portland to Hong Kong

Cheap round-trip flights

Enter your travel dates to find the best prices.
Air Canada Logo
7:45 pm - 5:15 am-
18h 30m
Air Canada Logo
9:45 am - 12:34 am-
29h 49m
$733Air Canada
Mon, Sep 21 - Mon, Oct 12
Air Canada Logo
7:45 pm - 5:15 am-
18h 30m
Air Canada Logo
9:45 am - 12:34 am-
29h 49m
$733Air Canada
Mon, Sep 21 - Mon, Oct 12
Multiple Airlines Logo
7:45 pm - 6:00 pm-
55h 15m
Multiple Airlines Logo
9:45 am - 12:34 am-
29h 49m
$740Multiple Airlines
Mon, Sep 21 - Mon, Oct 12
Multiple Airlines Logo
7:45 pm - 6:00 pm-
55h 15m
Multiple Airlines Logo
10:45 am - 12:22 pm-
41h 37m
$740Multiple Airlines
Tue, Sep 22 - Mon, Nov 2
Singapore Airlines Logo
4:07 pm - 5:15 am-
22h 08m
Singapore Airlines Logo
9:45 am - 9:31 am-
14h 46m
$883Singapore Airlines
Tue, Sep 15 - Tue, Oct 20
United Airlines Logo
9:00 am - 7:20 pm-
18h 20m
United Airlines Logo
10:35 am - 12:21 pm-
17h 46m
$935United Airlines
Mon, Nov 9 - Wed, Nov 11
United Airlines Logo
7:10 am - 7:20 pm-
20h 10m
United Airlines Logo
10:00 am - 6:20 pm-
24h 20m
$935United Airlines
Mon, Nov 9 - Wed, Nov 11
ANA Logo
10:10 am - 10:35 pm-
21h 25m
ANA Logo
9:45 am - 9:31 am-
14h 46m
$937ANA
Tue, Sep 8 - Thu, Oct 15
ANA Logo
10:10 am - 10:35 pm-
21h 25m
ANA Logo
9:45 am - 9:31 am-
14h 46m
$937ANA
Wed, Sep 9 - Thu, Oct 15
Singapore Airlines Logo
7:45 pm - 5:15 am-
18h 30m
Singapore Airlines Logo
9:45 am - 2:51 pm-
20h 06m
$962Singapore Airlines
Sat, Sep 19 - Wed, Oct 21

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Air Canada flights from Portland to Hong Kong

Our best Air Canada deals on Portland to Hong Kong flight tickets
Air Canada
Sep 21
PDX7:45 pmPortland
18h 30m
1 stop
HKG5:15 amHong Kong Intl
Oct 12
HKG9:45 amHong Kong Intl
29h 49m
2 stops
PDX12:34 amPortland
$733
Air Canada
Sep 21
PDX7:45 pmPortland
18h 30m
1 stop
HKG5:15 amHong Kong Intl
Oct 12
HKG9:45 amHong Kong Intl
24h 21m
1 stop
PDX7:06 pmPortland
$736
Air Canada
Sep 15
PDX7:45 pmPortland
18h 30m
1 stop
HKG5:15 amHong Kong Intl
Oct 8
HKG9:45 amHong Kong Intl
20h 06m
1 stop
PDX2:51 pmPortland
$737

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 4, 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

Cheapest round-trip

PortlandHong Kong

PDX - HKG

PDXHKG

Portland

Mon 9/21

7:45 pm-5:15 am

1 stop18h 30m

Hong Kong Intl

Mon 10/12

9:45 am-12:34 am

2 stops29h 49m

$733

PortlandHong Kong

PDX - HKG

PDXHKG

Portland

Mon 9/21

7:45 pm-5:15 am

1 stop18h 30m

Hong Kong Intl

Mon 10/12

9:45 am-12:34 am

2 stops29h 49m

$733

PortlandHong Kong

PDX - HKG

PDXHKG

Portland

Mon 9/21

7:45 pm-6:00 pm

2 stops55h 15m

Hong Kong Intl

Mon 10/12

9:45 am-12:34 am

2 stops29h 49m

$740

PortlandHong Kong

PDX - HKG

PDXHKG

Portland

Tue 9/22

7:45 pm-6:00 pm

2 stops55h 15m

Hong Kong Intl

Mon 11/2

10:45 am-12:22 pm

2 stops41h 37m

$740

PortlandHong Kong

PDX - HKG

PDXHKG

Portland

Tue 9/15

4:07 pm-5:15 am

2 stops22h 08m

Hong Kong Intl

Tue 10/20

9:45 am-9:31 am

1 stop14h 46m

$883
Quickest round-trip

PortlandHong Kong

PDX - HKG

PDXHKG

Portland

Mon 11/9

9:00 am-7:20 pm

1 stop18h 20m

Hong Kong Intl

Wed 11/11

10:35 am-12:21 pm

1 stop17h 46m

$935

PortlandHong Kong

PDX - HKG

PDXHKG

Portland

Mon 11/9

7:10 am-7:20 pm

1 stop20h 10m

Hong Kong Intl

Wed 11/11

10:00 am-6:20 pm

2 stops24h 20m

$935

PortlandHong Kong

PDX - HKG

PDXHKG

Portland

Tue 9/8

10:10 am-10:35 pm

2 stops21h 25m

Hong Kong Intl

Thu 10/15

9:45 am-9:31 am

1 stop14h 46m

$937

PortlandHong Kong

PDX - HKG

PDXHKG

Portland

Wed 9/9

10:10 am-10:35 pm

2 stops21h 25m

Hong Kong Intl

Thu 10/15

9:45 am-9:31 am

1 stop14h 46m

$937

PortlandHong Kong

PDX - HKG

PDXHKG

Portland

Sat 9/19

7:45 pm-5:15 am

1 stop18h 30m

Hong Kong Intl

Wed 10/21

9:45 am-2:51 pm

1 stop20h 06m

$962

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 $606. The month of August is another great option to travel to Hong Kong, with average flight prices from Portland averaging around $646.

How far in advance should I book a flight from Portland 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 $799 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 $674 on momondo.

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

You could potentially save up to 9% 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

Fastest flight time

18h 45m

Direct flights

None
The fastest flight from Portland to Hong Kong takes 18h 45m
There are no direct flights from Portland to Hong Kong. There are no popular flight routes from Portland to Hong Kong.
Search flight deals

Frequently asked questions about flying from Portland to Hong Kong

  • 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 $507Free CancellationRating
7.1
11,425 reviews
Search Air Canada flights
United AirlinesPriceFrom $578Free CancellationRating
7.4
10,059 reviews
Search United Airlines flights
ANAPriceFrom $582Free CancellationRating
8.3
1,290 reviews
Search ANA flights
Singapore AirlinesPriceFrom $761Free CancellationRating
8.2
1,584 reviews
Search Singapore Airlines flights
Korean AirPriceFrom $783Free CancellationRating
8.4
1,222 reviews
Search Korean Air flights
DeltaPriceFrom $902Free CancellationRating
7.8
8,482 reviews
Search Delta flights
Cathay PacificPriceFrom $1,007Free CancellationRating
7.6
1,436 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
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Thu 9/3
Thu 9/10
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Hong Kong

Popular cities in Hong Kong

Popular flights according to clicks in the last 7 days on momondo
Flights to Hong Kongfrom $596