Cheap flights from Washington, D.C., United States to Vientiane, Laos

Flights starting at £485. Choose between Thai AirAsia, Lao Airlines, or Qatar Airways to find the best price.

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Travelers usually depart from Baltimore–Washington International, Washington Dulles International, Ronald Reagan Washington National, Washington, DC - Rosslyn, or Washington, DC - Union Station when they travel from Washington, D.C. to Vientiane. The most popular airlines for this route are Thai AirAsia, Lao Airlines, Qatar Airways, Thai Airways International, and IndiGo Airlines. Washington, D.C. and Vientiane have 326 direct flights per week.

Check-in for a flight from Washington, D.C. to Vientiane

NameCarrier codeIATA CodePassport needed during bookingOnline check-in available
Thai AirAsiaAIQFDYes0
0
Lao AirlinesLAOQVYes0
0
Qatar AirwaysQTRQRYes0
0
Thai Airways InternationalTHATGNo0
0
IndiGo AirlinesIGO6EYes0
0

Weather in Vientiane

Average Weather

MonthAverage monthly max temperatureAverage monthly min temperature
January28°C17°C
February31°C20°C
March34°C23°C
April35°C25°C
May34°C25°C
June31°C25°C
July30°C24°C
August30°C24°C
September30°C23°C
October30°C22°C
November30°C20°C
December28°C17°C
Hottest Month
35°C
April
Coldest month
17°C
January
Sunny days
237
days per year

14 day forecast

Wednesday
28 Feb
36°C21°C
6 Mar
42°C24°C
Thursday
29 Feb
38°C24°C
7 Mar
41°C25°C
Friday
1 Mar
72%
35°C24°C
8 Mar
73%
34°C21°C
Saturday
2 Mar
33°C20°C
9 Mar
87%
31°C21°C
Sunday
3 Mar
88%
35°C20°C
10 Mar
33°C21°C
Monday
4 Mar
40°C24°C
11 Mar
82%
36°C23°C
Tuesday
5 Mar
41°C24°C
12 Mar
31°C20°C

Frequently asked questions

What are the most popular routes to and from Washington, D.C.?
What are the most popular routes to and from Vientiane?
Which airports are there in Washington, D.C.?
What airports are near Washington, D.C.?
What airports are near Vientiane?
Is it possible to combine flights, buses, and trains in one itinerary when traveling between Washington, D.C. and Vientiane?
What is Virtual Interlining and how do I use it?
Which airlines fly between Washington, D.C. and Vientiane?
When's the best time to travel between Washington, D.C. and Vientiane?
What flights operate between Washington, D.C. and Vientiane?
How many airports are there near Washington, D.C.?
How many airports are there near Vientiane?
What time do nonstop (direct) flights between Washington, D.C. and Vientiane depart?
What time do nonstop (direct) flights between Washington, D.C. and Vientiane arrive?
What time do flights between Washington, D.C. and Vientiane depart?
What time do flights between Washington, D.C. and Vientiane arrive?

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