$1,776+ Cheap flights from Portland, ME (PWM) to China
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/4. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — SHA
Jan 22 — Jan 291
1 adult, Economy
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1. Tell us where you want to go
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Portland to China
Best flights from Portland to ChinaDiscover carefully curated flight deals from Portland to China that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 23, 2025.
Discover carefully curated flight deals from Portland to China that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 23, 2025.
This Air Canada deal was found by Cheapflights users on 12/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/411:10 amPWM - PVG
2 stops39h 50mAir Canada
Sun 2/85:35 pmPVG - PWM
2 stops42h 55mAir Canada
Deal found 12/20![Air Canada logo]()
$1,776
This Air Canada deal was found by Cheapflights users on 12/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/306:00 amPWM - PEK
2 stops47h 20mAir Canada
Tue 2/38:05 pmPEK - PWM
2 stops40h 25mAir Canada
Deal found 12/20![Air Canada logo]()
$1,819
Find flight deals from Portland to China
Keep the following information in mind while searching for Portland to China flight deals. Data was last updated December 23, 2025.
Most accurate provider | eDreams 3 stars |
|---|---|
Most trusted provider | eDreams 3 stars |
Round-trip from | $1,776 (Air Canada) |
Popular in | June |
Cheapest in | November |
Average price | $1,227 |
Cheapflights Fare Finder
Customize your flight search to find flights from Portland to China 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 2,558,603 searches. Data last updated December 23, 2025.
Use the filters below to find and compare flights from Portland to China that are best for you.
Fly from
Portland
Fly to
China
Route
Depart
Return
Price
PortlandShanghai
PWM - PVG
PWMPVG
Portland
Wed 2/4
11:10 am-4:00 pm
2 stops39h 50m
Shanghai Pu Dong
Sun 2/8
5:35 pm-11:30 pm
2 stops42h 55m
$1,776
PortlandBeijing
PWM - PEK
PWMPEK
Portland
Fri 1/30
6:00 am-6:20 pm
2 stops47h 20m
Beijing Capital
Tue 2/3
8:05 pm-11:30 pm
2 stops40h 25m
$1,819
Best time to book a flight from Portland to China
Have a flexible travel schedule? Discover the best time to fly to China from Portland with our price prediction graph.
Estimated round-trip 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 Portland to China
What is the cheapest month to book a flight from Portland, Maine to China?
Currently, April is the cheapest month in which you can book a flight from Portland, Maine to China (average of $467). Flying from Portland, Maine to China in December is currently the most expensive (average of $1,084). 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.
What is the cheapest time of day to fly from PWM to CN?
Find hourly flight availability from Portland to China. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 23, 2025.
It’s typically best to fly out from Portland, Maine to China at noon. Doing so could potentially save you 31% on the flight price compared to flying in the morning, which is usually more expensive.