$1,333+ 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 11/5. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — SHA
Dec 3 — Dec 101
1 adult, Economy
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Cheapest flights from Portland to ChinaExplore the most affordable flight options available from Portland to China. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 3, 2025.
Explore the most affordable flight options available from Portland to China. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 3, 2025.
This American Airlines deal was found by Cheapflights users on 10/31. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/56:37 pmPWM - PVG
2 stops32h 48mAmerican Airlines
Sun 11/96:25 pmPVG - PWM
2 stops30h 48mAmerican Airlines
Deal found 10/31![American Airlines logo]()
$1,333
This Air Canada deal was found by Cheapflights users on 11/2. 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 11/76:10 amPWM - PEK
2 stops47h 10mAir Canada
Tue 11/118:05 pmPEK - PWM
2 stops40h 12mAir Canada
Deal found 11/2![Air Canada logo]()
$1,624
This Delta deal was found by Cheapflights users on 11/2. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/54:48 pmPWM - PVG
1 stop33h 32mDelta
Sun 11/96:00 pmPVG - PWM
2 stops31h 08mDelta
Deal found 11/2![Delta logo]()
$1,629
This United Airlines deal was found by Cheapflights users on 11/3. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/66:00 amPWM - PVG
2 stops23h 55mUnited Airlines
Sat 11/88:55 pmPVG - PWM
2 stops26h 09mUnited Airlines
Deal found 11/3![United Airlines logo]()
$1,664
This KLM deal was found by Cheapflights users on 11/1. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/71:27 pmPWM - PEK
2 stops31h 28mKLM
Mon 11/1012:05 amPEK - PWM
2 stops36h 49mKLM
Deal found 11/1![KLM logo]()
$5,256
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 October is currently the most expensive (average of $958). 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 November 3, 2025.
It’s typically best to fly out from Portland, Maine to China in the afternoon. Doing so could potentially save you 18% on the flight price compared to flying in the morning, which is usually more expensive.