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Cheap flights from Hong Kong to Portland, Maine from HK$5,071

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 25-3. Fares are subject to change and may not be available on all flights or dates of travel.
HKG — PWM
11 Apr — 18 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Hong Kong to Portland

Enter your travel dates to find the best prices.

Cheapest flights from Hong Kong to Portland
Explore the most affordable flight options available from Hong Kong to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 March 2026.

Thu 19-1122:30
HKG
-
PWM
2 stops25h 14m
United Airlines
Mon 23-1115:15
PWM
-
HKG
2 stops26h 45m
United Airlines
Deal found 10-3HK$11,363

Cheapflights Fare Finder

 
Customise your flight search to find flights from Hong Kong to Portland 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, Cheapflights users made 70,647 searches. Data last updated 12 March 2026.
Use the filters below to find and compare flights from Hong Kong to Portland that are best for you.

Fly from

Fly to

Route

Departure

Return

Price

Cheapest one-way

Hong KongPortland

HKG - PWM

HKGPWM

Hong Kong Intl

Tue 24-3

19:35-23:34

2 stops39h 59m

HK$6,261
Fastest single journey

Hong KongPortland

HKG - PWM

HKGPWM

Hong Kong Intl

Wed 25-3

12:35-23:34

1 stop22h 59m

HK$14,141

Hong KongPortland

HKG - PWM

HKGPWM

Hong Kong Intl

Tue 24-3

12:35-23:37

1 stop23h 02m

HK$14,141

Flights are sorted by cheapest return flights first.

Deals found on 6-3

Sorted by cheapest first

Best time to book a flight from Hong Kong to Portland

Have a flexible travel schedule? Discover the best time to fly to Portland from Hong Kong with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Hong Kong to Portland

What is the cheapest month to book a flight from Hong Kong to Portland, Maine?

Currently, August is the cheapest month in which you can book a flight from Hong Kong to Portland, Maine (average of HK$5,995). Flying from Hong Kong to Portland, Maine in July is currently the most expensive (average of HK$8,843). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from Hong Kong to Portland. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Portland from Hong Kong?

    Portland (PWM), located 4.7 km from the city centre, is the airport you fly into when you book flights from Hong Kong to Portland.

  • Can I find deals for flights from Hong Kong to Portland that include hotel bookings?

    Yes. In addition to deals on Hong Kong to Portland flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Hong Kong to Portland?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Hong Kong to Portland.

  • Can I find deals for business class flights from Hong Kong to Portland?

    Yes. Cheapflights offers flight deals from Hong Kong to Portland by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Hong Kong to Portland, Maine?

    Currently, August is the cheapest month in which you can book a flight from Hong Kong to Portland, Maine (average of HK$5,995). Flying from Hong Kong to Portland, Maine in July is currently the most expensive (average of HK$8,843). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Hong Kong to Portland

See prices for flight routes from nearby airports that may be better suited for you.
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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Hong Kong to Portland?

Deals for Hong Kong to Portland flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Hong Kong to Portland?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Hong Kong to Portland.

Can Cheapflights find flights from Hong Kong to Portland with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Hong Kong to Portland, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Hong Kong to Portland become cheaper?

Yes, Cheapflights offers price alerts on Hong Kong to Portland flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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