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Cheap flights from Washington, D.C. to Vientiane from $843

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. to Vientiane departing on 8/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Washington, D.C. to Vientiane

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
9:00 pm - 12:40 pm
IAD
-
VTE
28h 40m
2 stops
Multiple Airlines Logo
6:15 pm - 3:55 pm
VTE
-
IAD
33h 40m
2 stops
$1,184Multiple Airlines
Thu, Oct 22 - Fri, Nov 13
Multiple Airlines Logo
9:00 pm - 12:40 pm
IAD
-
VTE
28h 40m
2 stops
Multiple Airlines Logo
7:35 am - 3:55 pm
VTE
-
IAD
44h 20m
2 stops
$1,208Multiple Airlines
Thu, Oct 22 - Fri, Nov 13
Multiple Airlines Logo
3:10 pm - 7:45 pm
IAD
-
VTE
41h 35m
2 stops
Multiple Airlines Logo
1:30 pm - 9:45 am
VTE
-
IAD
31h 15m
2 stops
$1,210Multiple Airlines
Sun, Sep 13 - Sat, Sep 26
Multiple Airlines Logo
8:05 pm - 11:15 am
IAD
-
VTE
27h 10m
2 stops
Multiple Airlines Logo
1:55 pm - 8:20 am
VTE
-
IAD
30h 25m
2 stops
$1,224Multiple Airlines
Fri, Nov 27 - Thu, Dec 10
Multiple Airlines Logo
8:05 pm - 11:15 am
IAD
-
VTE
27h 10m
2 stops
Multiple Airlines Logo
1:55 pm - 3:55 pm
VTE
-
IAD
38h 00m
2 stops
$1,249Multiple Airlines
Fri, Nov 27 - Thu, Dec 10
Multiple Airlines Logo
9:00 pm - 11:00 am
IAD
-
VTE
27h 00m
2 stops
Multiple Airlines Logo
6:20 pm - 3:40 pm
VTE
-
IAD
32h 20m
2 stops
$1,264Multiple Airlines
Fri, Sep 4 - Sun, Sep 13
Multiple Airlines Logo
3:35 pm - 10:10 pm
IAD
-
VTE
43h 35m
2 stops
Multiple Airlines Logo
7:35 am - 9:05 am
VTE
-
IAD
37h 30m
2 stops
$1,276Multiple Airlines
Sat, Oct 31 - Sun, Nov 22
Multiple Airlines Logo
8:05 pm - 11:15 am
IAD
-
VTE
28h 10m
2 stops
Multiple Airlines Logo
7:35 am - 3:55 pm
VTE
-
IAD
44h 20m
2 stops
$1,290Multiple Airlines
Sat, Oct 31 - Sun, Nov 22
Asiana Airlines Logo
6:11 pm - 1:30 pm
BWI
-
VTE
31h 19m
2 stops
Asiana Airlines Logo
11:50 pm - 6:21 am
VTE
-
BWI
42h 31m
2 stops
$2,582Asiana Airlines
Sun, Nov 22 - Sun, Dec 13
Asiana Airlines Logo
5:45 pm - 1:30 pm
DCA
-
VTE
55h 45m
2 stops
Asiana Airlines Logo
11:50 pm - 4:08 pm
VTE
-
DCA
52h 18m
2 stops
$2,609Asiana Airlines
Sun, Nov 22 - Sun, Dec 13

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Asiana Airlines flights from Washington, D.C. to Vientiane

Our best Asiana Airlines deals on Washington, D.C. to Vientiane flight tickets
Asiana Airlines
Nov 22
BWI6:11 pmBaltimore/Washington
31h 19m
2 stops
VTE1:30 pmVientiane Wattay
Dec 13
VTE11:50 pmVientiane Wattay
42h 31m
2 stops
BWI6:21 amBaltimore/Washington
$2,582
Asiana Airlines
Nov 22
DCA5:45 pmWashington, D.C. Reagan-National
55h 45m
2 stops
VTE1:30 pmVientiane Wattay
Dec 13
VTE11:50 pmVientiane Wattay
52h 18m
2 stops
DCA4:08 pmWashington, D.C. Reagan-National
$2,609
Asiana Airlines
Jul 22
BWI7:23 pmBaltimore/Washington
54h 57m
2 stops
VTE1:20 pmVientiane Wattay
Jul 29
VTE11:50 pmVientiane Wattay
40h 51m
2 stops
BWI5:41 amBaltimore/Washington
$2,649

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. 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, momondo users made 832,500 searches. Data last updated June 11, 2026.
Use the filters below to find and compare flights from Washington, D.C. to Vientiane that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Vientiane

IAD - VTE

IADVTE

Washington, D.C. Dulles Intl

Thu 10/22

9:00 pm-12:40 pm

2 stops28h 40m

Vientiane Wattay

Fri 11/13

6:15 pm-3:55 pm

2 stops33h 40m

$1,184

Washington, D.C.Vientiane

IAD - VTE

IADVTE

Washington, D.C. Dulles Intl

Thu 10/22

9:00 pm-12:40 pm

2 stops28h 40m

Vientiane Wattay

Fri 11/13

7:35 am-3:55 pm

2 stops44h 20m

$1,208

Washington, D.C.Vientiane

IAD - VTE

IADVTE

Washington, D.C. Dulles Intl

Sun 9/13

3:10 pm-7:45 pm

2 stops41h 35m

Vientiane Wattay

Sat 9/26

1:30 pm-9:45 am

2 stops31h 15m

$1,210
Quickest round-trip

Washington, D.C.Vientiane

IAD - VTE

IADVTE

Washington, D.C. Dulles Intl

Fri 11/27

8:05 pm-11:15 am

2 stops27h 10m

Vientiane Wattay

Thu 12/10

1:55 pm-8:20 am

2 stops30h 25m

$1,224

Washington, D.C.Vientiane

IAD - VTE

IADVTE

Washington, D.C. Dulles Intl

Fri 11/27

8:05 pm-11:15 am

2 stops27h 10m

Vientiane Wattay

Thu 12/10

1:55 pm-3:55 pm

2 stops38h 00m

$1,249

Washington, D.C.Vientiane

IAD - VTE

IADVTE

Washington, D.C. Dulles Intl

Fri 9/4

9:00 pm-11:00 am

2 stops27h 00m

Vientiane Wattay

Sun 9/13

6:20 pm-3:40 pm

2 stops32h 20m

$1,264

Washington, D.C.Vientiane

IAD - VTE

IADVTE

Washington, D.C. Dulles Intl

Sat 10/31

3:35 pm-10:10 pm

2 stops43h 35m

Vientiane Wattay

Sun 11/22

7:35 am-9:05 am

2 stops37h 30m

$1,276

Washington, D.C.Vientiane

IAD - VTE

IADVTE

Washington, D.C. Dulles Intl

Sat 10/31

8:05 pm-11:15 am

2 stops28h 10m

Vientiane Wattay

Sun 11/22

7:35 am-3:55 pm

2 stops44h 20m

$1,290

BaltimoreVientiane

BWI - VTE

BWIVTE

Baltimore/Washington

Sun 11/22

6:11 pm-1:30 pm

2 stops31h 19m

Vientiane Wattay

Sun 12/13

11:50 pm-6:21 am

2 stops42h 31m

$2,582

Washington, D.C.Vientiane

DCA - VTE

DCAVTE

Washington, D.C. Reagan-National

Sun 11/22

5:45 pm-1:30 pm

2 stops55h 45m

Vientiane Wattay

Sun 12/13

11:50 pm-4:08 pm

2 stops52h 18m

$2,609

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 15 resultsSorted by cheapest first
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See travel insights to Vientiane from

How to get the cheapest flight ticket from Washington, D.C. to Vientiane

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Washington, D.C. to Vientiane Wattay?

China Southern is the most popular carrier operating from Washington, D.C. to Vientiane Wattay

When to book flights from Washington, D.C. to Vientiane

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. to Vientiane according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Washington, D.C. to Vientiane (WAS to VTE) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. to Vientiane

Fastest flight time

26h 50m

Direct flights

None
The fastest flight from Washington, D.C. to Vientiane takes 26h 50m
There are no direct flights from Washington, D.C. to Vientiane. There are no popular flight routes from Washington, D.C. to Vientiane.
Search flight deals

Frequently asked questions about flying from Washington, D.C. to Vientiane

  • How far is Washington, D.C. to Vientiane Wattay by plane?

    Washington, D.C. and Vientiane Wattay are 8501.3 mi apart from one another. By plane, this route typically takes 26h 50m.

  • When did momondo last update prices for flights from Washington, D.C. to Vientiane Wattay Airport?

    Prices for flights from Washington, D.C. to Vientiane Wattay Airport refresh daily.

  • How old do you have to be to fly from Washington, D.C. to Vientiane Wattay Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Washington, D.C. to Vientiane Wattay Airport.

  • What documentation or ID do you need to fly to Vientiane Wattay Airport?

    The required travel and health documents for your Vientiane Wattay Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Vientiane Wattay Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal from Washington, D.C. to Vientiane?

Finding the right flight to Vientiane from Washington, D.C. is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Vientiane quick and easy, saving you time and money.

Can I find flights from Washington, D.C. to Vientiane with flexible booking policies on momondo?

Yes. All flights to Vientiane from Washington, D.C. on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Washington, D.C. to Vientiane?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Washington, D.C. to Vientiane.

I’m not ready to book a flight from Washington, D.C. to Vientiane right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Vientiane, momondo offers a useful price alert feature which will track prices for flights to Vientiane from Washington, D.C. and alert you when they change.

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