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$491 Cheap Flights from Washington (IAD) to Changsha (CSX)

View $491 flight on Tue, Aug 25, 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 $491 for one-way flights and $1,058 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Cathay Pacific
Thu, Sep 24 - Thu, Oct 8
IAD
Washington
CSX
Changsha
$1,058 Roundtrip, found 23 hours ago
$1,058
Roundtrip
found 23 hours ago
Select Cathay Pacific flight, departing Thu, Sep 24 from Washington to Changsha, returning Thu, Oct 8, priced at $1,058 found 23 hours ago
Cathay Pacific
Thu, Sep 24 - Thu, Oct 8
IAD
Washington
CSX
Changsha
$1,090 Roundtrip, found 23 hours ago
$1,090
Roundtrip
found 23 hours ago
Select Cathay Pacific flight, departing Thu, Sep 24 from Washington to Changsha, returning Thu, Oct 8, priced at $1,090 found 23 hours ago
Air China
Tue, Sep 1 - Tue, Feb 23
IAD
Washington
CSX
Changsha
$1,096 Roundtrip, found 2 days ago
$1,096
Roundtrip
found 2 days ago
Select Air China flight, departing Tue, Sep 1 from Washington to Changsha, returning Tue, Feb 23, priced at $1,096 found 2 days ago
Air China
Wed, Sep 23 - Tue, Oct 20
IAD
Washington
CSX
Changsha
$1,101 Roundtrip, found 5 days ago
$1,101
Roundtrip
found 5 days ago
Select Air China flight, departing Wed, Sep 23 from Washington to Changsha, returning Tue, Oct 20, priced at $1,101 found 5 days ago
Korean Air
Tue, Sep 1 - Tue, Sep 15
IAD
Washington
CSX
Changsha
$1,106 Roundtrip, found 15 hours ago
$1,106
Roundtrip
found 15 hours ago
Select Korean Air flight, departing Tue, Sep 1 from Washington to Changsha, returning Tue, Sep 15, priced at $1,106 found 15 hours ago
American Airlines
Fri, Sep 4 - Mon, Oct 5
IAD
Washington
CSX
Changsha
$1,108 Roundtrip, found 1 hour ago
$1,108
Roundtrip
found 1 hour ago
Select American Airlines flight, departing Fri, Sep 4 from Washington to Changsha, returning Mon, Oct 5, priced at $1,108 found 1 hour ago
Air China
Wed, Sep 23 - Wed, Oct 21
IAD
Washington
CSX
Changsha
$1,111 Roundtrip, found 5 days ago
$1,111
Roundtrip
found 5 days ago
Select Air China flight, departing Wed, Sep 23 from Washington to Changsha, returning Wed, Oct 21, priced at $1,111 found 5 days ago
Alaska Airlines
Tue, Oct 13 - Fri, Nov 6
IAD
Washington
CSX
Changsha
$1,124 Roundtrip, found 2 days ago
$1,124
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Tue, Oct 13 from Washington to Changsha, returning Fri, Nov 6, priced at $1,124 found 2 days ago
Alaska Airlines
Thu, Aug 20 - Thu, Sep 3
IAD
Washington
CSX
Changsha
$1,138 Roundtrip, found 1 day ago
$1,138
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Thu, Aug 20 from Washington to Changsha, returning Thu, Sep 3, priced at $1,138 found 1 day ago
Alaska Airlines
Tue, Oct 6 - Fri, Oct 30
IAD
Washington
CSX
Changsha
$1,140 Roundtrip, found 3 days ago
$1,140
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Tue, Oct 6 from Washington to Changsha, returning Fri, Oct 30, priced at $1,140 found 3 days ago

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 $1,906
CSX
Huanghua Intl.
CheapestClosest
Average driving time to city center13 min
Flights from $1,906

What you need to know for your flight from Washington Dulles Intl. to Huanghua Intl.

Washington (IAD) to Changsha (CSX) at a glance

Explore a range of airlines offering flights from Washington Dulles International Airport (IAD) to Changsha's Huanghua International Airport (CSX) along this international long-haul route. Compare options from both full-service carriers and budget airlines to find the itinerary that best aligns with your budget, schedule, and travel plans as you discover the iconic sights and neighborhoods of Changsha.

  • Fastest flight duration: around 19h 30m in-flight, plus roughly 2h 45m layover with one stop
  • Route distance: roughly 7,800 miles (12,550 km)
  • Flights per week: around 7 departures on average
  • Typical fares (one-way): economy tickets often range from $590–$1505, depending on seasonality and how far ahead you book

Flights from Washington Dulles International Airport (IAD) to Huanghua International Airport (CSX)

Based on the latest traveler bookings, here are the top airlines chosen for one-stop and multi-stop flights from Washington to Changsha. Common layovers include Capital International Airport, PEK, with an approximate 2h 45m layover, and Incheon International Airport, ICN, offering about 3h 30m of layover time. These options allow you to balance price, total travel duration, and cabin class, helping you to create the ideal itinerary for your journey.

  • Air China: This full-service airline provides one-stop flights, with one-way rates generally falling between $590 and $3655. It represents about 56% of all departures for this route, featuring an in-flight duration of 19 hours and 30 minutes, and a total travel time of approximately 22 hours and 30 minutes, including layover time.
  • Korean Air: Offering a full-service experience with one-stop journeys, Korean Air's one-way fares usually range from $655 to $1460. This airline constitutes roughly 26% of the departures on this route, with an in-flight time of 19 hours and 30 minutes and a complete travel duration of about 22 hours and 30 minutes, factoring in layover time.

Alternative route from Washington (IAD) to Changsha (CSX)

  • Washington to Changsha (DCA-CSX): Ronald Reagan Washington National Airport (DCA) lies approximately 23 miles from Washington Dulles International Airport (IAD), offering travelers convenient access to international flights.

How to find the best prices for flights from Washington (IAD) to Changsha (CSX)

Getting some of the best deals on flights from Washington to Changsha is all about timing and flexibility. Here are some key tips to help you save:

  1. Best times to book and fly: cheaper fares are usually found when booking within two weeks, which coincides with when most travelers make their reservations. Morning departures (5 a.m. to 12 p.m.) often offer lower prices, though evening flights (6 p.m. to 12 a.m.) are more popular. Additionally, flying on Wednesday tends to yield cheaper prices, while Tuesday is the most favored travel day.
  2. Set up price alerts: stay updated on price changes by using Expedia's Price Tracker. Receive alerts when fares drop for your selected route.
  3. Bundle and save: bundle your flight and hotel to save on Expedia, or unlock a hotel deal after booking your flight.* Find Changsha hotel and flight deals.
  4. Compare flight options: use Expedia's search tool to compare airlines, routes, direct vs. non-direct flights, and flight times. You can also sort by price to find the most affordable options.
  5. Stay flexible with dates: being open to different travel days can sometimes help you find better prices on flights and hotels.
  6. Think about luggage: nowadays, it's important to check the airline's baggage policies to find the best value. That may be paying for an additional carry-on bag or booking a ticket with checked luggage included. Either way, double-check your allowance before confirming your booking to avoid excess baggage fees at the airport.

*Members only. Savings vary and are not available on all bundles. Select hotels.

Arriving at Huanghua International Airport from Washington Dulles International Airport

Changsha welcomes travelers from Washington with a range of transport options based on price, convenience, and proximity. For departures, Washington Dulles International Airport is roughly a 40-minute drive (covering about 29 miles) from central Washington. Here's how to reach Changsha efficiently:

  • Hotel transfer: Transfers offer a convenient way to reach your hotel in Changsha, with private rides that can be arranged in advance.
  • Car rental: Renting a car from Huanghua International Airport is a great option if you plan to explore and sightsee beyond the city.
  • Taxi/ride-hailing: Taxis and ride-hailing services may be available from designated pickup areas outside the terminal, check locally on arrival.

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 $491 and cheap return flights from $1,058 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, Lufthansa, Malaysia Airlines, United
Roundtrip price
$1,057
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 $491 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.

*Available to One Key members.

 

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