$432 Cheap Flights from Portland (PDX) to Changsha (CSX)

View $432 flight on Tue, Sep 23, 2025Opens in a new window

Popular airlines from Portland International Airport (PDX) to Changsha (CSX-Huanghua Intl.)

Cheap Flights from Portland to Changsha (PDX-CSX)

Prices were available within the past 7 days and start at $432 for one-way flights and $1,092 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Thu, Aug 28 - Mon, Sep 1
PDX
Portland
CSX
Changsha
$1,092 Roundtrip, found 5 days ago
$1,092
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Thu, Aug 28 from Portland to Changsha, returning Mon, Sep 1, priced at $1,092 found 5 days ago
Alaska Airlines
Thu, Aug 28 - Mon, Sep 1
PDX
Portland
CSX
Changsha
$1,104 Roundtrip, found 5 days ago
$1,104
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Thu, Aug 28 from Portland to Changsha, returning Mon, Sep 1, priced at $1,104 found 5 days ago
Alaska Airlines
Fri, Sep 12 - Fri, Sep 19
PDX
Portland
CSX
Changsha
$1,109 Roundtrip, found 3 days ago
$1,109
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Fri, Sep 12 from Portland to Changsha, returning Fri, Sep 19, priced at $1,109 found 3 days ago
Alaska Airlines
Thu, Aug 28 - Mon, Sep 1
PDX
Portland
CSX
Changsha
$1,111 Roundtrip, found 5 days ago
$1,111
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Thu, Aug 28 from Portland to Changsha, returning Mon, Sep 1, priced at $1,111 found 5 days ago
Alaska Airlines
Tue, Sep 2 - Sat, Sep 6
PDX
Portland
CSX
Changsha
$1,131 Roundtrip, found 7 hours ago
$1,131
Roundtrip
found 7 hours ago
Select Alaska Airlines flight, departing Tue, Sep 2 from Portland to Changsha, returning Sat, Sep 6, priced at $1,131 found 7 hours ago
Air Canada
Fri, Sep 12 - Fri, Sep 19
PDX
Portland
CSX
Changsha
$1,132 Roundtrip, found 3 days ago
$1,132
Roundtrip
found 3 days ago
Select Air Canada flight, departing Fri, Sep 12 from Portland to Changsha, returning Fri, Sep 19, priced at $1,132 found 3 days ago
Air Canada
Fri, Sep 12 - Fri, Sep 19
PDX
Portland
CSX
Changsha
$1,135 Roundtrip, found 3 days ago
$1,135
Roundtrip
found 3 days ago
Select Air Canada flight, departing Fri, Sep 12 from Portland to Changsha, returning Fri, Sep 19, priced at $1,135 found 3 days ago
Air China
Sat, Nov 8 - Fri, Feb 27
PDX
Portland
CSX
Changsha
$1,335 Roundtrip, found 5 days ago
$1,335
Roundtrip
found 5 days ago
Select Air China flight, departing Sat, Nov 8 from Portland to Changsha, returning Fri, Feb 27, priced at $1,335 found 5 days ago
Korean Air
Fri, Sep 12 - Fri, Sep 19
PDX
Portland
CSX
Changsha
$1,637 Roundtrip, found 3 days ago
$1,637
Roundtrip
found 3 days ago
Select Korean Air flight, departing Fri, Sep 12 from Portland to Changsha, returning Fri, Sep 19, priced at $1,637 found 3 days ago
United
Fri, Sep 12 - Fri, Sep 19
PDX
Portland
CSX
Changsha
$1,875 Roundtrip, found 3 days ago
$1,875
Roundtrip
found 3 days ago
Select United flight, departing Fri, Sep 12 from Portland to Changsha, returning Fri, Sep 19, priced at $1,875 found 3 days ago
Flights from Portland (PDX) to Changsha (CSX)
Origin airport
Portland Intl.
Destination airport
Huanghua Intl.
Airlines serving
Korean Air
Roundtrip price
$1,092
Distance
6254 mi

Portland to Changsha Flights

The cheapest times to fly from Portland to Changsha

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Portland to Changsha are during the month of August. You can find some of the cheapest flights from Portland to Changsha with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Portland to Changsha

Sunday is one of the best days to book for cheap flights from Portland to Changsha: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Portland to Changsha

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Portland to Changsha in 2025. You can also book with separate airlines for your outbound and return journeys, from $432 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Portland to Changsha flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Portland to Changsha airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Portland Intl. Airport (PDX) to Huanghua Intl. Airport (CSX) cost?
Snag a cheap one-way flight from $432 or cheap return flight from $1,092 from Portland Intl. Airport (PDX) to Huanghua Intl. Airport (CSX) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Portland Intl. Airport (PDX) to Huanghua Intl. Airport (CSX)?
Planning your trip for August is a good way to save, as it's the cheapest month for flights between PDX and CSX. You'll often find the lowest prices during off-peak months.
What is the cheapest airline that flies from Portland Intl. Airport (PDX) to Huanghua Intl. Airport (CSX)?
To find the cheapest airline that'll fly you from PDX to CSX, use Expedia's filter tool. Tailor your search based on what's important to you, such as preferred carriers and cabin class. You can then sort your results by "Price (lowest to highest)" to list the most affordable options first.
How many flights per day from Portland Intl. Airport (PDX) to Huanghua Intl. Airport (CSX)?
You'll have to take a flight with a layover if you're traveling from Portland Intl. Airport (PDX) to Huanghua Intl. Airport (CSX). Direct flights don't operate daily on this route. However, simply filter your search to include one or two stops to find the best option for your trip.
What day of the week has the most flights from PDX to CSX?
Typically you'll find the largest variety of flight choices on a Friday. Tuesdays are often the quietest.* However, this can change depending on the airline, time of year and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Portland Intl. Airport (PDX) to Huanghua Intl. Airport (CSX)?
To avoid possible delays on the Portland Intl. Airport (PDX) to Huanghua Intl. Airport (CSX) route, aim to travel before 3 PM. Departures after this hour have a 22% higher chance of cancellation.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Portland Intl. Airport (PDX) to Huanghua Intl. Airport (CSX) last-minute?
Holding off until right before your break to book your flight from PDX to CSX generally means paying more. While you might find some last-minute deals, they aren't always guaranteed. Keep your travel plans flexible for the best chance of getting a bargain.
Is it cheaper to book a PDX to CSX flight and hotel package?
Securing a PDX to CSX flight and hotel package is typically cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your trip all in one place. Pick from our impressive range of stays and then add car rentals, activities and flights to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Portland Intl. Airport (PDX) to Huanghua Intl. Airport (CSX)?
Usually, it's possible to reschedule or cancel your PDX to CSX flight. However, for bookings made more than 24 hours ago, additional charges may apply. Check your airline's policies in your itinerary to see what changes are possible and whether any costs are involved. You'll also find more information on our Customer Service portal.

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*Available to One Key members.