$542 Cheap Flights from Washington (IAD) to Changsha (CSX)

View $542 flight on Tue, Apr 14, 2026Opens in a new window

Popular airlines from Washington Dulles Intl. Airport (IAD) to Changsha (CSX-Huanghua Intl.)

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Cheap Flights from Washington to Changsha (IAD-CSX)

Prices were available within the past 7 days and start at $542 for one-way flights and $1,071 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Cathay Pacific
Fri, Sep 4 - Mon, Oct 5
IAD
Washington
CSX
Changsha
$1,071 Roundtrip, found 1 day ago
$1,071
Roundtrip
found 1 day ago
Select Cathay Pacific flight, departing Fri, Sep 4 from Washington to Changsha, returning Mon, Oct 5, priced at $1,071 found 1 day ago
Cathay Pacific
Mon, Apr 27 - Fri, May 15
IAD
Washington
CSX
Changsha
$1,091 Roundtrip, found 3 days ago
$1,091
Roundtrip
found 3 days ago
Select Cathay Pacific flight, departing Mon, Apr 27 from Washington to Changsha, returning Fri, May 15, priced at $1,091 found 3 days ago
Korean Air
Mon, Jan 4 - Mon, Jan 18
IAD
Washington
CSX
Changsha
$1,106 Roundtrip, found 6 days ago
$1,106
Roundtrip
found 6 days ago
Select Korean Air flight, departing Mon, Jan 4 from Washington to Changsha, returning Mon, Jan 18, priced at $1,106 found 6 days ago
Cathay Pacific
Mon, Apr 27 - Thu, May 14
IAD
Washington
CSX
Changsha
$1,116 Roundtrip, found 3 days ago
$1,116
Roundtrip
found 3 days ago
Select Cathay Pacific flight, departing Mon, Apr 27 from Washington to Changsha, returning Thu, May 14, priced at $1,116 found 3 days ago
Cathay Pacific
Sun, Sep 20 - Sun, Oct 11
IAD
Washington
CSX
Changsha
$1,121 Roundtrip, found 1 day ago
$1,121
Roundtrip
found 1 day ago
Select Cathay Pacific flight, departing Sun, Sep 20 from Washington to Changsha, returning Sun, Oct 11, priced at $1,121 found 1 day ago
Korean Air
Mon, Apr 27 - Thu, May 21
IAD
Washington
CSX
Changsha
$1,123 Roundtrip, found 18 hours ago
$1,123
Roundtrip
found 18 hours ago
Select Korean Air flight, departing Mon, Apr 27 from Washington to Changsha, returning Thu, May 21, priced at $1,123 found 18 hours ago
Alaska Airlines
Thu, Sep 3 - Mon, Sep 7
IAD
Washington
CSX
Changsha
$1,149 Roundtrip, found 1 day ago
$1,149
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Thu, Sep 3 from Washington to Changsha, returning Mon, Sep 7, priced at $1,149 found 1 day ago
Cathay Pacific
Fri, Sep 4 - Mon, Oct 5
IAD
Washington
CSX
Changsha
$1,155 Roundtrip, found 1 day ago
$1,155
Roundtrip
found 1 day ago
Select Cathay Pacific flight, departing Fri, Sep 4 from Washington to Changsha, returning Mon, Oct 5, priced at $1,155 found 1 day ago
Air China
Wed, Apr 29 - Thu, May 21
IAD
Washington
CSX
Changsha
$1,236 Roundtrip, found 18 hours ago
$1,236
Roundtrip
found 18 hours ago
Select Air China flight, departing Wed, Apr 29 from Washington to Changsha, returning Thu, May 21, priced at $1,236 found 18 hours ago
Lufthansa
Tue, Jun 2 - Thu, Jun 25
IAD
Washington
CSX
Changsha
$1,528 Roundtrip, found 4 hours ago
$1,528
Roundtrip
found 4 hours ago
Select Lufthansa flight, departing Tue, Jun 2 from Washington to Changsha, returning Thu, Jun 25, priced at $1,528 found 4 hours ago

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Alternative airports near Changsha

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Huanghua Intl. CSX. Cheapest and Closest option available. Average driving time to city center is 13 minutes. Flights from $1,637
CSX
Huanghua Intl.
CheapestClosest
Average driving time to city center13 min
Flights from $1,637

Frequently asked questions

How much does a flight from Washington, DC (IAD-Washington Dulles Intl.) to Changsha (CSX-Huanghua Intl.) cost?
You can find cheap one-way flights from $542 and cheap return flights from $1,071 Washington, DC (IAD-Washington Dulles Intl.) to Changsha (CSX-Huanghua Intl.) with Expedia. One-way flights usually range from $740 to $5313, and return flights typically cost between $1602 and $8787. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Washington, DC (IAD-Washington Dulles Intl.) to Changsha (CSX-Huanghua Intl.) ticket fares go up or down.*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from Washington, DC (IAD-Washington Dulles Intl.) to Changsha (CSX-Huanghua Intl.)?
The cheapest month to fly from IAD to CSX is September when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you're able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Washington, DC (IAD-Washington Dulles Intl.) to Changsha (CSX-Huanghua Intl.)?
Enter IAD to CSX and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Washington, DC (IAD-Washington Dulles Intl.) to Changsha (CSX-Huanghua Intl.)?
Asiana Airlines is one of the cheapest airlines offering connecting flights from Washington Dulles Intl. (IAD) to Huanghua Intl. (CSX), with round-trip tickets starting from around $2,143.462. This flight includes a layover in Los Angeles Intl. (LAX). Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.*Prices based on flights available on Expedia in the last year.
How do I find cheap flights from Washington, DC (IAD-Washington Dulles Intl.) to Changsha (CSX-Huanghua Intl.)?
To find a cheap flight from Washington, DC (IAD-Washington Dulles Intl.) to Changsha (CSX-Huanghua Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Washington, DC (IAD-Washington Dulles Intl.) to Changsha (CSX-Huanghua Intl.)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
What is the earliest flight from Washington, DC (IAD-Washington Dulles Intl.) to Changsha (CSX-Huanghua Intl.)?
The earliest flight from Washington Dulles International Airport (IAD) to Huanghua International Airport (CSX) usually departs at around 6:00 AM, operated by American Airlines and China Southern Airlines. An early departure allows you to maximize your time in Changsha, making the most of your travel day. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What are the most popular departure times for flights from Washington, DC (IAD-Washington Dulles Intl.) to Changsha (CSX-Huanghua Intl.)?
The most popular departure times for flights from Washington, DC (IAD) to Changsha (CSX) are in the late evening, from 9pm to midnight. About 29% of passengers prefer this time window. Many major carriers, including United Airlines and China Southern Airlines, offer flights during this window. This timing works well because it allows you to spend the day in Washington before heading off to your destination.
How long does it take to fly from Washington, DC (IAD-Washington Dulles Intl.) to Changsha (CSX-Huanghua Intl.)?
Flights from IAD to CSX with one stop typically take around 22 hours 20 minutes, covering approximately 7,747 miles. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Washington, DC (IAD-Washington Dulles Intl.) to Changsha (CSX-Huanghua Intl.)?
You can fly business class between IAD and CSX. Airlines that offer business class service on this route include:

  • United Airlines
  • Swiss International Air Lines
  • Korean Air
  • American Airlines
  • Turkish Airlines
  • Qatar Airways
  • Etihad Airways
  • Air China
  • Delta Air Lines
  • Emirates

How do I earn miles on a Washington, DC (IAD-Washington Dulles Intl.) to Changsha (CSX-Huanghua Intl.) flight with Expedia?
It's easy to earn miles on a Washington, DC (IAD-Washington Dulles Intl.) to Changsha (CSX-Huanghua Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Changsha from Washington Dulles Intl. (IAD)?
If you're planning to travel to Changsha from Washington Dulles Intl. (IAD), you can fly into Huanghua Intl. (CSX) Some flights may connect through major hubs like Frankfurt Intl. (FRA), Los Angeles Intl. (LAX), San Francisco Intl. (SFO) before reaching Changsha. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Washington, DC (IAD-Washington Dulles Intl.) to Changsha (CSX-Huanghua Intl.) at the last minute?
Typically, booking a last minute flight from Washington, DC (IAD-Washington Dulles Intl.) to Changsha (CSX-Huanghua Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Washington, DC (IAD-Washington Dulles Intl.) to Changsha (CSX-Huanghua Intl.) flight and hotel package?
Securing a Washington, DC (IAD-Washington Dulles Intl.) to Changsha (CSX-Huanghua Intl.) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Washington, DC (IAD-Washington Dulles Intl.) to Changsha (CSX-Huanghua Intl.)?
If you booked your Washington, DC (IAD-Washington Dulles Intl.) to Changsha (CSX-Huanghua Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Washington Dulles Intl.
Destination airport
Huanghua Intl.
Airlines serving
Air China, Asiana Airlines, Cathay Pacific, Korean Air, United
Roundtrip price
$1,071
Distance
7746 mi

Book with confidence

Washington to Changsha Flights

The cheapest times to fly from Washington 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 Washington to Changsha are during the month of September. You can find some of the cheapest flights from Washington to Changsha with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Washington to Changsha

Sunday is one of the best days to book for cheap flights from Washington 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 Washington 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 Washington to Changsha in 2026. You can also book with separate airlines for your outbound and return journeys, from $542 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 Washington 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 Washington 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.

 

Washington to Changsha Flights

*Flight schedules are subject to change.

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*Available to One Key members.