Cheap flights from Washington, D.C. to Vientiane

Flights starting at £499. Choose between Thai Airways, Turkish Airlines, or Thai AirAsia to find the best price.

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How much do flights to Vientiane cost?

Key info about flying to Vientiane

Depart from
Washington Dulles International
Arrive to
Wattay International
Average flights per week
245
Flight distance

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

NameCarrier codeIATA CodePassport needed during booking
Thai AirwaysTHATGNo
Turkish AirlinesTHYTKNo
Thai AirAsiaAIQFDNo
IndiGo AirlinesIGO6EYes
Lao AirlinesLAOQVYes

Weather in Vientiane

Average Weather

MonthAverage monthly max temperatureAverage monthly min temperature
January28°C17°C
February32°C20°C
March35°C23°C
April36°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
36°C
April
Coldest month
17°C
January
Sunny days
241
days per year

14 day forecast

Thursday
23 Jan
33°C16°C
30 Jan
33°C19°C
Friday
24 Jan
33°C17°C
31 Jan
33°C18°C
Saturday
25 Jan
35°C18°C
1 Feb
34°C19°C
Sunday
26 Jan
34°C18°C
2 Feb
34°C18°C
Monday
27 Jan
26°C13°C
3 Feb
37°C20°C
Tuesday
28 Jan
26°C10°C
4 Feb
34°C19°C
Wednesday
29 Jan
30°C13°C
5 Feb
33°C17°C

Travel tips & how to get from Washington, D.C. to Vientiane

The cheapest price of a one-way ticket from Washington, D.C. to Vientiane is £519. Round trip fares cost between £2,684 at the lowest and £3,335 at most.
Travelers usually depart from Washington Dulles International, Baltimore–Washington International, or Ronald Reagan Washington National when they travel from Washington, D.C. to Vientiane. The most popular airlines for this route are Thai Airways, Turkish Airlines, Thai AirAsia, IndiGo Airlines, and Lao Airlines. Washington, D.C. and Vientiane have 245 direct flights per week.

Frequently asked questions

What are the most popular routes to and from Washington, D.C.?
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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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