Cheap flights from Washington, D.C. to Vientiane

Flights starting at £674. Choose between Turkish Airlines, Lao Airlines, or Thai Airways 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
237
Flight distance

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

NameCarrier codeIATA CodePassport needed during booking
Turkish AirlinesTHYTKNo
Lao AirlinesLAOQVYes
Thai AirwaysTHATGNo
Thai AirAsiaAIQFDNo
Spirit AirlinesNKSNKNo

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
5 Dec
31°C20°C
12 Dec
31°C20°C
Friday
6 Dec
31°C21°C
13 Dec
29°C18°C
Saturday
7 Dec
31°C20°C
14 Dec
27°C16°C
Sunday
8 Dec
30°C23°C
15 Dec
28°C17°C
Monday
9 Dec
29°C17°C
16 Dec
27°C17°C
Tuesday
10 Dec
29°C19°C
17 Dec
27°C14°C
Wednesday
11 Dec
31°C20°C
18 Dec
28°C16°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 £550. Round trip fares cost between £1,344 at the lowest and £1,661 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 Turkish Airlines, Lao Airlines, Thai Airways, Thai AirAsia, and Spirit Airlines. Washington, D.C. and Vientiane have 237 direct flights per week.

Frequently asked questions

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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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