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Cheap flights from District of Columbia to Vientiane from $835

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from District of Columbia to Vientiane departing on 10/7. 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
0 bags

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Find the cheapest flights from District of Columbia to Vientiane

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
6:50 pm - 10:10 pm
IAD
-
VTE
40h 20m
2 stops
Multiple Airlines Logo
6:20 pm - 3:45 pm
VTE
-
IAD
56h 25m
2 stops
$1,381Multiple Airlines
Fri, Sep 25 - Mon, Sep 28
Multiple Airlines Logo
8:05 pm - 6:45 pm
IAD
-
VTE
34h 40m
2 stops
Multiple Airlines Logo
7:35 am - 8:20 am
VTE
-
IAD
36h 45m
2 stops
$1,453Multiple Airlines
Thu, Nov 19 - Thu, Dec 10
Multiple Airlines Logo
9:45 pm - 12:40 pm
IAD
-
VTE
27h 55m
2 stops
Multiple Airlines Logo
11:20 am - 11:35 am
VTE
-
IAD
35h 15m
3 stops
$1,586Multiple Airlines
Fri, Sep 25 - Mon, Sep 28
Multiple Airlines Logo
8:05 pm - 3:35 pm
IAD
-
VTE
31h 30m
3 stops
Multiple Airlines Logo
8:30 pm - 3:55 pm
VTE
-
IAD
31h 25m
2 stops
$1,601Multiple Airlines
Thu, Nov 19 - Thu, Dec 10
Multiple Airlines Logo
3:10 pm - 12:40 pm
IAD
-
VTE
58h 30m
2 stops
Multiple Airlines Logo
1:30 pm - 9:45 am
VTE
-
IAD
31h 15m
2 stops
$1,706Multiple Airlines
Wed, Jul 15 - Thu, Jul 30
Multiple Airlines Logo
9:00 pm - 11:00 am
IAD
-
VTE
27h 00m
2 stops
Multiple Airlines Logo
8:30 pm - 3:40 pm
VTE
-
IAD
30h 10m
2 stops
$1,721Multiple Airlines
Sat, Jun 6 - Sun, Jun 21
Multiple Airlines Logo
3:10 pm - 7:45 pm
IAD
-
VTE
65h 35m
2 stops
Multiple Airlines Logo
1:30 pm - 9:45 am
VTE
-
IAD
31h 15m
2 stops
$1,725Multiple Airlines
Wed, Jul 15 - Thu, Jul 30
Multiple Airlines Logo
11:05 am - 5:20 pm
IAD
-
VTE
43h 15m
2 stops
Multiple Airlines Logo
6:20 pm - 3:40 pm
VTE
-
IAD
32h 20m
2 stops
$1,729Multiple Airlines
Tue, Jun 23 - Tue, Jun 30
Multiple Airlines Logo
9:00 pm - 7:35 pm
IAD
-
VTE
35h 35m
3 stops
Multiple Airlines Logo
11:20 am - 3:40 pm
VTE
-
IAD
39h 20m
3 stops
$1,735Multiple Airlines
Fri, Sep 25 - Mon, Sep 28
China Southern Logo
8:35 am - 3:05 pm
DCA
-
VTE
42h 30m
2 stops
China Southern Logo
11:30 am - 3:54 pm
VTE
-
DCA
40h 24m
2 stops
$1,912China Southern
Sun, Nov 15 - Wed, Mar 10

momondo Fare Finder

 
Customize your flight search to find flights from District of Columbia 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 May 26, 2026.
Use the filters below to find and compare flights from District of Columbia 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

Fri 9/25

6:50 pm-10:10 pm

2 stops40h 20m

Vientiane Wattay

Mon 9/28

6:20 pm-3:45 pm

2 stops56h 25m

$1,381

Washington, D.C.Vientiane

IAD - VTE

IADVTE

Washington, D.C. Dulles Intl

Thu 11/19

8:05 pm-6:45 pm

2 stops34h 40m

Vientiane Wattay

Thu 12/10

7:35 am-8:20 am

2 stops36h 45m

$1,453

Washington, D.C.Vientiane

IAD - VTE

IADVTE

Washington, D.C. Dulles Intl

Fri 9/25

9:45 pm-12:40 pm

2 stops27h 55m

Vientiane Wattay

Mon 9/28

11:20 am-11:35 am

3 stops35h 15m

$1,586

Washington, D.C.Vientiane

IAD - VTE

IADVTE

Washington, D.C. Dulles Intl

Thu 11/19

8:05 pm-3:35 pm

3 stops31h 30m

Vientiane Wattay

Thu 12/10

8:30 pm-3:55 pm

2 stops31h 25m

$1,601

Washington, D.C.Vientiane

IAD - VTE

IADVTE

Washington, D.C. Dulles Intl

Wed 7/15

3:10 pm-12:40 pm

2 stops58h 30m

Vientiane Wattay

Thu 7/30

1:30 pm-9:45 am

2 stops31h 15m

$1,706
Quickest round-trip

Washington, D.C.Vientiane

IAD - VTE

IADVTE

Washington, D.C. Dulles Intl

Sat 6/6

9:00 pm-11:00 am

2 stops27h 00m

Vientiane Wattay

Sun 6/21

8:30 pm-3:40 pm

2 stops30h 10m

$1,721

Washington, D.C.Vientiane

IAD - VTE

IADVTE

Washington, D.C. Dulles Intl

Wed 7/15

3:10 pm-7:45 pm

2 stops65h 35m

Vientiane Wattay

Thu 7/30

1:30 pm-9:45 am

2 stops31h 15m

$1,725

Washington, D.C.Vientiane

IAD - VTE

IADVTE

Washington, D.C. Dulles Intl

Tue 6/23

11:05 am-5:20 pm

2 stops43h 15m

Vientiane Wattay

Tue 6/30

6:20 pm-3:40 pm

2 stops32h 20m

$1,729

Washington, D.C.Vientiane

IAD - VTE

IADVTE

Washington, D.C. Dulles Intl

Fri 9/25

9:00 pm-7:35 pm

3 stops35h 35m

Vientiane Wattay

Mon 9/28

11:20 am-3:40 pm

3 stops39h 20m

$1,735

Washington, D.C.Vientiane

DCA - VTE

DCAVTE

Washington, D.C. Reagan-National

Sun 11/15

8:35 am-3:05 pm

2 stops42h 30m

Vientiane Wattay

Wed 3/10

11:30 am-3:54 pm

2 stops40h 24m

$1,912

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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Cheap District of Columbia to Vientiane flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from District of Columbia to Vientiane

Fastest flight time

27h 00m

Direct flights

None
The fastest flight from District of Columbia to Vientiane takes 27h 00m
There are no direct flights from District of Columbia to Vientiane. There are no popular flight routes from District of Columbia to Vientiane.
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Frequently asked questions about flying from District of Columbia to Vientiane

  • When did momondo last update prices for flights from District of Columbia to Vientiane Wattay Airport?

    Prices for flights from District of Columbia to Vientiane Wattay Airport are updated daily.

  • How old do you have to be to fly from District of Columbia 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 District of Columbia 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.

Frequently asked questions about flying from District of Columbia to Vientiane

  • How do I get Price Alerts for flights from District of Columbia to Vientiane?

    You can take advantage of momondo’s Price Alerts by first searching for your flights to District of Columbia from Vientiane. Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.

  • How can I save money on flights from District of Columbia to Vientiane with momondo?

    With “Price Forecast”, learn how soon you should book your flight in advance. Down to the day of week and time of day, our information can inform you on the ideal time to book to save on your travel. Our “Price Calendar” shows you at a quick glance when to book your travel for lower rates. By setting “Price Alerts” you can monitor changes in price and target the ideal time to book. Search for your trip destination by budget amount via our “Explore” feature. Whether you’re looking for ideas for your next travel adventure or cost-cutting tips, our “Discover” content is a great place to start.

  • How does momondo find its flight prices?

    We compare prices from 700+ competitors to help you find the price that works best for you. momondo operates in over 30 international markets, bringing you access to a wide range of fares and deals. Search for your travel using momondo for a diverse range of options from airlines and OTAs.

Why use momondo?

Why should I use momondo to find a flight deal from District of Columbia to Vientiane?

It is quick and easy to find District of Columbia to Vientiane flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Vientiane that suits you.

Can I find flights from District of Columbia to Vientiane with flexible booking policies on momondo?

All flight searches from District of Columbia to Vientiane on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from District of Columbia to Vientiane?

Once all potential District of Columbia to Vientiane flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from District of Columbia to Vientiane right now. Can momondo alert me if prices change?

If you are not ready to book a flight from District of Columbia to Vientiane now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Vientiane and let you know when they change.

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