$599 Cheap Flights from Washington (IAD) to Kunming (KMG)

View $599 flight on Wed, Nov 26, 2025Opens in a new window

Popular airlines from Washington Dulles Intl. Airport (IAD) to Kunming (KMG-Changshui Intl.)

Cheap Flights from Washington to Kunming (IAD-KMG)

Prices were available within the past 7 days and start at $599 for one-way flights and $1,133 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Wed, Nov 26 - Wed, Dec 10
IAD
Washington
KMG
Kunming
$1,133 Roundtrip, found 2 hours ago
$1,133
Roundtrip
found 2 hours ago
Select United flight, departing Wed, Nov 26 from Washington to Kunming, returning Wed, Dec 10, priced at $1,133 found 2 hours ago
Air China
Mon, Nov 24 - Wed, Dec 10
IAD
Washington
KMG
Kunming
$1,143 Roundtrip, found 2 hours ago
$1,143
Roundtrip
found 2 hours ago
Select Air China flight, departing Mon, Nov 24 from Washington to Kunming, returning Wed, Dec 10, priced at $1,143 found 2 hours ago
Air China
Thu, Feb 5 - Mon, Feb 23
IAD
Washington
KMG
Kunming
$1,153 Roundtrip, found 2 hours ago
$1,153
Roundtrip
found 2 hours ago
Select Air China flight, departing Thu, Feb 5 from Washington to Kunming, returning Mon, Feb 23, priced at $1,153 found 2 hours ago
United
Wed, Nov 26 - Sat, Dec 13
IAD
Washington
KMG
Kunming
$1,188 Roundtrip, found 2 hours ago
$1,188
Roundtrip
found 2 hours ago
Select United flight, departing Wed, Nov 26 from Washington to Kunming, returning Sat, Dec 13, priced at $1,188 found 2 hours ago
Air China
Sun, Nov 23 - Wed, Dec 10
IAD
Washington
KMG
Kunming
$1,193 Roundtrip, found 2 hours ago
$1,193
Roundtrip
found 2 hours ago
Select Air China flight, departing Sun, Nov 23 from Washington to Kunming, returning Wed, Dec 10, priced at $1,193 found 2 hours ago
Air China
Mon, Nov 24 - Sat, Dec 13
IAD
Washington
KMG
Kunming
$1,198 Roundtrip, found 2 hours ago
$1,198
Roundtrip
found 2 hours ago
Select Air China flight, departing Mon, Nov 24 from Washington to Kunming, returning Sat, Dec 13, priced at $1,198 found 2 hours ago
Air China
Thu, Feb 5 - Fri, Feb 20
IAD
Washington
KMG
Kunming
$1,203 Roundtrip, found 2 hours ago
$1,203
Roundtrip
found 2 hours ago
Select Air China flight, departing Thu, Feb 5 from Washington to Kunming, returning Fri, Feb 20, priced at $1,203 found 2 hours ago
Korean Air
Thu, Feb 26 - Mon, Mar 16
IAD
Washington
KMG
Kunming
$1,205 Roundtrip, found 2 hours ago
$1,205
Roundtrip
found 2 hours ago
Select Korean Air flight, departing Thu, Feb 26 from Washington to Kunming, returning Mon, Mar 16, priced at $1,205 found 2 hours ago
Etihad Airways
Mon, Nov 10 - Sun, Nov 23
IAD
Washington
KMG
Kunming
$1,450 Roundtrip, found 3 days ago
$1,450
Roundtrip
found 3 days ago
Select Etihad Airways flight, departing Mon, Nov 10 from Washington to Kunming, returning Sun, Nov 23, priced at $1,450 found 3 days ago
China Eastern Airlines
Mon, Nov 17 - Mon, Dec 1
IAD
Washington
KMG
Kunming
$1,767 Roundtrip, found 2 hours ago
$1,767
Roundtrip
found 2 hours ago
Select China Eastern Airlines flight, departing Mon, Nov 17 from Washington to Kunming, returning Mon, Dec 1, priced at $1,767 found 2 hours ago

Alternative airports near Kunming

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

Select flight to Changshui Intl. KMG. Cheapest and Closest option available. Average driving time to city center is 24 minutes. Flights from $1,946
KMG
Changshui Intl.
CheapestClosest
Average driving time to city center24 min
Flights from $1,946
Flights from Washington (IAD) to Kunming (KMG)
Origin airport
Washington Dulles Intl.
Destination airport
Changshui Intl.
Airlines serving
Air China, Delta, Etihad Airways, Korean Air, United
Roundtrip price
$1,133
Distance
8010 mi

Washington to Kunming Flights

The cheapest times to fly from Washington to Kunming

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 Kunming are during the month of November. You can find some of the cheapest flights from Washington to Kunming with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Washington to Kunming

Sunday is one of the best days to book for cheap flights from Washington to Kunming: 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 Kunming

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 Kunming in 2025. You can also book with separate airlines for your outbound and return journeys, from $599 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 Kunming 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 Kunming 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 Washington Dulles Intl. Airport (IAD) to Changshui Intl. Airport (KMG) cost?
Snag a cheap one-way flight from $599 or cheap return flight from $1,133 from Washington Dulles Intl. Airport (IAD) to Changshui Intl. Airport (KMG) 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 Washington Dulles Intl. Airport (IAD) to Changshui Intl. Airport (KMG)?
The cheapest month to fly from IAD to KMG is November, when there's less demand. Off-peak months are typically when better flight deals are available between these airports.
What is the cheapest airline that flies from Washington Dulles Intl. Airport (IAD) to Changshui Intl. Airport (KMG)?
Expedia's filter tool lets you easily compare different airlines, travel time and fares all in one place. Select your preferences, then sort by "Price (lowest to highest)" to see which carrier offers the cheapest IAD to KMG flight.
How many flights per day from Washington Dulles Intl. Airport (IAD) to Changshui Intl. Airport (KMG)?
Nonstop flights from Washington Dulles Intl. Airport (IAD) to Changshui Intl. Airport (KMG) aren't available daily, so you'll need to take a flight with a layover. Explore your options with Expedia's filters. Enter your travel dates and pick either "1 Stop" or "2+ Stops."
What day of the week has the most flights from IAD to KMG?
You'll usually find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can change from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Washington Dulles Intl. Airport (IAD) to Changshui Intl. Airport (KMG)?
Select a flight from Washington Dulles Intl. Airport (IAD) to Changshui Intl. Airport (KMG) that leaves before 3 PM to reduce the risk of cancellations and delays. Departures after this hour are on average 22% more likely to be canceled.**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 Washington Dulles Intl. Airport (IAD) to Changshui Intl. Airport (KMG) last-minute?
Booking your ticket from IAD to KMG right before your trip is generally more expensive. But if you're flexible with your travel dates and times, you could grab a cheap last-minute fare.
Is it cheaper to book an IAD to KMG flight and hotel package?
You'll generally save money by securing an IAD to KMG flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's easy to manage it all in one convenient place. Once you've chosen your ideal flights and accommodations, you can add extras like activities, tours and car rentals.
Can I cancel or change the date of my flight from Washington Dulles Intl. Airport (IAD) to Changshui Intl. Airport (KMG)?
It's generally possible to cancel or reschedule your IAD to KMG flight. However, if it's been more than 24 hours since booking, additional fees may apply. Check your airline's policies in your itinerary to see what changes are possible and if any costs are involved. You'll also find more details on our Customer Service portal.

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*Available to One Key members.