$661+ Cheap flights from District of Columbia 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 10/1. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — VTE
May 6 — May 131
1 adult, Economy
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1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Keep the following information in mind while searching for District of Columbia to Vientiane flight deals. Data was last updated May 1, 2025.
Most accurate provider | AranGrant 3 stars |
|---|---|
Most trusted provider | AranGrant 3 stars |
Round-trip from | $1,700 (oojo) |
One-way from | $661 (Trip.com) |
Find flight deals from District of Columbia to Vientiane
Cheapest flights from District of Columbia to VientianeExplore the most affordable flight options available from District of Columbia to Vientiane. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 1, 2025.
Explore the most affordable flight options available from District of Columbia to Vientiane. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 1, 2025.
This oojo deal was found by Cheapflights users on 4/29. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/151:30 pmIAD - VTE
2 stops39h 05mMultiple Airlines
Tue 6/246:40 pmVTE - IAD
2 stops28h 05mMultiple Airlines
Deal found 4/29![Multiple Airlines logo]()
$1,700
Cheapflights Fare Finder
Customize your flight search to find flights from District of Columbia 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 May 1, 2025.
Use the filters below to find and compare flights from District of Columbia to Vientiane that are best for you.
Fly from
District of Columbia
Fly to
Vientiane
Route
Depart
Return
Price
Washington, D.C.Vientiane
IAD - VTE
IADVTE
Washington, D.C. Dulles Intl
Sun 6/15
1:30 pm-3:35 pm
2 stops39h 05m
Vientiane Wattay
Tue 6/24
6:40 pm-11:45 am
2 stops28h 05m
$1,700
Washington, D.C.Vientiane
IAD - VTE
IADVTE
Washington, D.C. Dulles Intl
Wed 10/1
9:40 pm-1:20 pm
2 stops28h 40m
$661
Washington, D.C.Vientiane
DCA - VTE
DCAVTE
Washington, D.C. Reagan-National
Wed 10/1
8:59 am-5:45 pm
2 stops45h 46m
$1,109
Best time to book a flight from District of Columbia to Vientiane
Have a flexible travel schedule? Discover the best time to fly to Vientiane from District of Columbia 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.
Cheapflights Insights
Everything you need to know about your flight from District of Columbia to Vientiane
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).