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Vientiane

$604+ Cheap flights from Dulles Intl (IAD) to Vientiane (VTE)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/2. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — VTE
Feb 25 — Mar 41
Tue 2/25
Tue 3/4
1 adult, Economy
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Cheap flight deals from Dulles Intl to Vientiane

Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) to Vientiane (VTE). 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 February 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,276
(Trip.com)

One-way from

$604
(Kiwi.com)
Provider with most accurate pricing for Washington, D.C. Dulles Intl-Vientiane Wattay flight deals.
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Provider most trusted by Cheapflights users for Washington, D.C. Dulles Intl-Vientiane Wattay flights.
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From Washington, D.C. Dulles Intl to Vientiane Wattay
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One-way flight from Washington, D.C. Dulles Intl to Vientiane Wattay
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Find flight deals from Dulles Intl to Vientiane

Cheapest flights from Dulles Intl to Vientiane
Explore the most affordable flight options available from Dulles Intl to Vientiane. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 20, 2025.

This Trip.com deal was found by Cheapflights users on 2/19. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/1010:30 pmIAD - VTE
2 stops34h 15mMultiple Airlines
Mon 3/241:55 pmVTE - IAD
2 stops38h 30mMultiple Airlines
Deal found 2/19$1,276

Find flights from Dulles Intl to Vientiane within your budget

Customize your flight search to find flights from Dulles Intl to Vientiane 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 February 20, 2025.

Fly from

Dulles Intl

Fly to

Vientiane

Route

Depart

Return

Price

Washington, D.C.Vientiane

IAD - VTE

IADVTE

Washington, D.C. Dulles Intl

Mon 3/10

10:30 pm-7:45 pm

2 stops34h 15m

Vientiane Wattay

Mon 3/24

1:55 pm-5:25 pm

2 stops38h 30m

$1,276

Washington, D.C.Vientiane

IAD - VTE

IADVTE

Washington, D.C. Dulles Intl

Wed 4/2

11:00 am-8:50 am

3 stops58h 50m

$604

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/20

Compare providers for flights from Dulles Intl to Vientiane

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Dulles Intl to Vientiane in February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*1 star
Justfly.comPrice Accuracy3 starsTrust Score*3 stars
MytripPrice Accuracy3 starsTrust Score*3 stars
CheapOairPrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Vientiane flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Washington, D.C. Dulles Intl Airport-Vientiane flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C. Dulles Intl Airport-Vientiane 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-Vientiane flights, Cheapflights users trust FlightHub the most. FlightHub 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-Vientiane 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 Vientiane

Have a flexible travel schedule? Discover the best time to fly to Vientiane 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.

Travel insights for flights from Dulles Intl to Vientiane

Get recent, data-driven insights about flights from Dulles Intl to Vientiane including ideal travel times, pricing trends, and more.

Rainfall in Vientiane by month

Plan your trip to Vientiane by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Vientiane ranges from 0.4 - 4.7 inches per month. July is typically the wettest month, when rainfall can reach 4.7 in. January is typically the driest time to visit Vientiane when rainfall is around 0.4 in.

Temperature in Vientiane by month

Plan your trip to Vientiane by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Vientiane, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 71.6 F).

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl to Vientiane. 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 Vientiane from Washington, D.C. Dulles Intl?

    For a flight from Washington, D.C. Dulles Intl to Vientiane, you will be flying into Wattay. Vientiane Wattay (VTE) is just 2.8 mi from the center of the city. Wattay is the only Vientiane airport and it handles 0 inbound flights from Washington, D.C. Dulles Intl per day. 0 airlines have flights to Vientiane Wattay from Washington, D.C. Dulles Intl on a regular basis.

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

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

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

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

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

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

  • What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Vientiane?

    Currently, June is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Vientiane (average of $904). Flying from Washington, D.C. Dulles Intl Airport to Vientiane in May is currently the most expensive (average of $1,644). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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