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Cheap flights from Washington, D.C. to Vientiane from $572

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 7/31. 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
8:30 pm - 3:40 pm
VTE
-
IAD
30h 10m
2 stops
$1,192Multiple Airlines
Wed, Sep 16 - Wed, Sep 30
Multiple Airlines Logo
9:00 pm - 12:40 pm
IAD
-
VTE
28h 40m
2 stops
Multiple Airlines Logo
1:30 pm - 3:40 pm
VTE
-
IAD
37h 10m
2 stops
$1,198Multiple Airlines
Thu, Oct 1 - Tue, Oct 13
Multiple Airlines Logo
3:10 pm - 12:40 pm
IAD
-
VTE
34h 30m
2 stops
Multiple Airlines Logo
8:30 pm - 9:45 am
VTE
-
IAD
48h 15m
2 stops
$1,206Multiple Airlines
Tue, Sep 1 - Wed, Sep 30
Multiple Airlines Logo
9:00 pm - 12:40 pm
IAD
-
VTE
28h 40m
2 stops
Multiple Airlines Logo
11:20 am - 3:40 pm
VTE
-
IAD
39h 20m
3 stops
$1,273Multiple Airlines
Wed, Sep 16 - Wed, Sep 30
Multiple Airlines Logo
9:00 pm - 12:40 pm
IAD
-
VTE
28h 40m
2 stops
Multiple Airlines Logo
6:20 pm - 3:40 pm
VTE
-
IAD
32h 20m
2 stops
$1,278Multiple Airlines
Sat, Sep 5 - Sat, Sep 12
Lufthansa Logo
10:20 pm - 7:45 pm
IAD
-
VTE
34h 25m
3 stops
Lufthansa Logo
1:30 pm - 3:10 pm
VTE
-
IAD
36h 40m
2 stops
$1,326Lufthansa
Tue, Sep 1 - Wed, Sep 30
Multiple Airlines Logo
1:15 am - 7:35 pm
IAD
-
VTE
31h 20m
3 stops
Multiple Airlines Logo
1:30 pm - 10:00 pm
VTE
-
IAD
43h 30m
2 stops
$1,341Multiple Airlines
Wed, Sep 30 - Tue, Oct 13
Multiple Airlines Logo
1:15 am - 7:35 pm
IAD
-
VTE
31h 20m
3 stops
Multiple Airlines Logo
11:20 am - 10:00 pm
VTE
-
IAD
45h 40m
3 stops
$1,370Multiple Airlines
Wed, Sep 30 - Tue, Oct 13
Multiple Airlines Logo
9:00 pm - 11:00 am
IAD
-
VTE
27h 00m
2 stops
Multiple Airlines Logo
11:20 am - 3:40 pm
VTE
-
IAD
39h 20m
3 stops
$1,377Multiple Airlines
Sat, Sep 5 - Sat, Sep 12
China Eastern Logo
11:30 am - 12:05 am
BWI
-
VTE
48h 35m
2 stops
China Eastern Logo
1:05 am - 9:30 pm
VTE
-
BWI
32h 25m
2 stops
$4,187China Eastern
Sat, Nov 21 - Fri, Dec 4

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Lufthansa flights from Washington, D.C. to Vientiane

Our best Lufthansa deals on Washington, D.C. to Vientiane flight tickets
Lufthansa
Sep 1
IAD10:20 pmWashington, D.C. Dulles Intl
34h 25m
3 stops
VTE7:45 pmVientiane Wattay
Sep 30
VTE1:30 pmVientiane Wattay
36h 40m
2 stops
IAD3:10 pmWashington, D.C. Dulles Intl
$1,326
Lufthansa
Nov 27
IAD10:15 pmWashington, D.C. Dulles Intl
33h 30m
3 stops
VTE7:45 pmVientiane Wattay
Dec 10
VTE8:30 pmVientiane Wattay
31h 05m
2 stops
IAD3:35 pmWashington, D.C. Dulles Intl
$1,759

China Eastern flights from Washington, D.C. to Vientiane

Our best China Eastern deals on Washington, D.C. to Vientiane flight tickets
China Eastern
Nov 9
DCA11:00 amWashington, D.C. Reagan-National
25h 05m
2 stops
VTE12:05 amVientiane Wattay
Feb 8
VTE1:05 amVientiane Wattay
29h 00m
2 stops
DCA6:05 pmWashington, D.C. Reagan-National
$1,999
China Eastern
Nov 21
BWI11:30 amBaltimore/Washington
48h 35m
2 stops
VTE12:05 amVientiane Wattay
Dec 4
VTE1:05 amVientiane Wattay
32h 25m
2 stops
BWI9:30 pmBaltimore/Washington
$4,187

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 July 23, 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
Quickest round-trip

Washington, D.C.Vientiane

IAD - VTE

IADVTE

Washington, D.C. Dulles Intl

Wed 9/16

9:00 pm-12:40 pm

2 stops28h 40m

Vientiane Wattay

Wed 9/30

8:30 pm-3:40 pm

2 stops30h 10m

$1,192

Washington, D.C.Vientiane

IAD - VTE

IADVTE

Washington, D.C. Dulles Intl

Thu 10/1

9:00 pm-12:40 pm

2 stops28h 40m

Vientiane Wattay

Tue 10/13

1:30 pm-3:40 pm

2 stops37h 10m

$1,198

Washington, D.C.Vientiane

IAD - VTE

IADVTE

Washington, D.C. Dulles Intl

Tue 9/1

3:10 pm-12:40 pm

2 stops34h 30m

Vientiane Wattay

Wed 9/30

8:30 pm-9:45 am

2 stops48h 15m

$1,206

Washington, D.C.Vientiane

IAD - VTE

IADVTE

Washington, D.C. Dulles Intl

Wed 9/16

9:00 pm-12:40 pm

2 stops28h 40m

Vientiane Wattay

Wed 9/30

11:20 am-3:40 pm

3 stops39h 20m

$1,273

Washington, D.C.Vientiane

IAD - VTE

IADVTE

Washington, D.C. Dulles Intl

Sat 9/5

9:00 pm-12:40 pm

2 stops28h 40m

Vientiane Wattay

Sat 9/12

6:20 pm-3:40 pm

2 stops32h 20m

$1,278

Washington, D.C.Vientiane

IAD - VTE

IADVTE

Washington, D.C. Dulles Intl

Tue 9/1

10:20 pm-7:45 pm

3 stops34h 25m

Vientiane Wattay

Wed 9/30

1:30 pm-3:10 pm

2 stops36h 40m

$1,326

Washington, D.C.Vientiane

IAD - VTE

IADVTE

Washington, D.C. Dulles Intl

Wed 9/30

1:15 am-7:35 pm

3 stops31h 20m

Vientiane Wattay

Tue 10/13

1:30 pm-10:00 pm

2 stops43h 30m

$1,341

Washington, D.C.Vientiane

IAD - VTE

IADVTE

Washington, D.C. Dulles Intl

Wed 9/30

1:15 am-7:35 pm

3 stops31h 20m

Vientiane Wattay

Tue 10/13

11:20 am-10:00 pm

3 stops45h 40m

$1,370

Washington, D.C.Vientiane

IAD - VTE

IADVTE

Washington, D.C. Dulles Intl

Sat 9/5

9:00 pm-11:00 am

2 stops27h 00m

Vientiane Wattay

Sat 9/12

11:20 am-3:40 pm

3 stops39h 20m

$1,377

BaltimoreVientiane

BWI - VTE

BWIVTE

Baltimore/Washington

Sat 11/21

11:30 am-12:05 am

2 stops48h 35m

Vientiane Wattay

Fri 12/4

1:05 am-9:30 pm

2 stops32h 25m

$4,187

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 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?

Asiana Airlines 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

28h 40m

Direct flights

None
The fastest flight from Washington, D.C. to Vientiane takes 28h 40m
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 28h 40m.

  • 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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