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$1,255+ Cheap flights from Dulles Intl (IAD) to Guiyang (KWE)

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 3/19. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — KWE
Feb 27 — Mar 61
Fri 2/27
Fri 3/6
1 adult, Economy
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Cheap flight deals from Dulles Intl to Guiyang

Cheapest flights from Dulles Intl to Guiyang
Explore the most affordable flight options available from Dulles Intl to Guiyang. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 28, 2026.

This Air China deal was found by Cheapflights users on 1/27. 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 China is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/196:00 pm
IAD
-
KWE
2 stops33h 00m
Air China
Mon 3/231:55 pm
KWE
-
IAD
2 stops29h 34m
Air China
Deal found 1/27$1,255

Find flight deals from Dulles Intl to Guiyang

Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) to Guiyang (KWE). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 28, 2026.

Most accurate provider

Expedia
1 star

Most trusted provider

Expedia
3 stars

Round-trip from

$1,255
(Air China)
Provider with most accurate pricing for Washington, D.C. Dulles Intl-Guiyang flight deals.
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Provider most trusted by Cheapflights users for Washington, D.C. Dulles Intl-Guiyang flights.
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From Washington, D.C. Dulles Intl to Guiyang
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Dulles Intl to Guiyang that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 28, 2026.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Guiyang that are best for you.

Fly from

Dulles Intl

Fly to

Guiyang

Route

Depart

Return

Price

Washington, D.C.Guiyang

IAD - KWE

IADKWE

Washington, D.C. Dulles Intl

Thu 3/19

6:00 pm-12:25 am

2 stops42h 25m

Guiyang

Mon 3/23

11:20 am-7:29 am

2 stops32h 09m

$1,255

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/25

  • Most accurate provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Guiyang flights, users find the pricing of Expedia to be most consistent on Cheapflights vs. Expedia Users can find the same prices on Washington, D.C. Dulles Intl Airport-Guiyang flight deals on Cheapflights vs. Expedia <90% of the time. Price accuracy is based on data collected from Washington, D.C. Dulles Intl Airport-Guiyang flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Guiyang flights, Cheapflights users trust Expedia the most. Expedia has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Washington, D.C. Dulles Intl Airport-Guiyang flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Dulles Intl to Guiyang

Have a flexible travel schedule? Discover the best time to fly to Guiyang from Dulles Intl 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.

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl to Guiyang. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Guiyang from Washington, D.C. Dulles Intl?

    Guiyang (KWE) is the airport you will fly into if you book a flight from Washington, D.C. Dulles Intl to Guiyang. You should not have trouble finding flights to Guiyang from Washington, D.C. Dulles Intl; the airport handles an average of 0 inbound flights from Washington, D.C. Dulles Intl per day. You should also have plenty of airline options to choose from since 0 airlines have flights to the Guiyang airport from Washington, D.C. Dulles Intl. It is only a 13.3 mi journey from Guiyang (KWE) to Guiyang’s city center.

  • How long is the flight from Washington, D.C. Dulles Intl Airport to Guiyang?

    There are many flights that can get you from Washington, D.C. Dulles Intl Airport to Guiyang in 42h 25m. Fly via Air China to get the fastest option. The distance between Washington, D.C. Dulles Intl Airport and Guiyang is about 7898 mi.

  • Can I find deals for flights from Dulles Intl to Guiyang that include hotel bookings?

    Yes. In addition to deals on Dulles Intl to Guiyang flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Dulles Intl to Guiyang?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dulles Intl to Guiyang.

  • Can I find deals for business class flights from Dulles Intl to Guiyang?

    Yes. Cheapflights offers flight deals from Dulles Intl to Guiyang by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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