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Cheap flights from Washington, D.C. Reagan-National Airport to Vientiane from $1,236

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. Reagan-National Airport to Vientiane departing on 5/18. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Washington, D.C. Reagan-National Airport to Vientiane

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
7:06 pm - 10:10 pm
DCA
-
VTE
40h 04m
3 stops
Multiple Airlines Logo
1:05 am - 8:57 am
VTE
-
DCA
43h 52m
2 stops
$2,183Multiple Airlines
Fri, Oct 9 - Wed, Nov 4
Multiple Airlines Logo
7:06 pm - 10:10 pm
DCA
-
VTE
40h 04m
3 stops
Multiple Airlines Logo
12:20 pm - 7:57 pm
VTE
-
DCA
43h 37m
3 stops
$2,225Multiple Airlines
Fri, Oct 9 - Thu, Nov 5
Multiple Airlines Logo
9:59 am - 10:30 am
DCA
-
VTE
37h 31m
2 stops
Multiple Airlines Logo
3:50 pm - 8:06 pm
VTE
-
DCA
39h 16m
2 stops
$2,438Multiple Airlines
Sun, May 24 - Sun, May 31
China Southern Logo
5:00 pm - 10:30 am
DCA
-
VTE
30h 30m
2 stops
China Southern Logo
11:30 am - 10:24 am
VTE
-
DCA
34h 54m
2 stops
$2,741China Southern
Fri, Oct 9 - Thu, Nov 5
Multiple Airlines Logo
8:40 pm - 2:45 pm
DCA
-
VTE
31h 05m
2 stops
Multiple Airlines Logo
11:30 am - 8:53 am
VTE
-
DCA
32h 23m
2 stops
$4,671Multiple Airlines
Thu, May 28 - Sun, May 31

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. Reagan-National Airport 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 April 14, 2026.
Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Vientiane that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Vientiane

DCA - VTE

DCAVTE

Washington, D.C. Reagan-National

Fri 10/9

7:06 pm-10:10 pm

3 stops40h 04m

Vientiane Wattay

Wed 11/4

1:05 am-8:57 am

2 stops43h 52m

$2,183

Washington, D.C.Vientiane

DCA - VTE

DCAVTE

Washington, D.C. Reagan-National

Fri 10/9

7:06 pm-10:10 pm

3 stops40h 04m

Vientiane Wattay

Thu 11/5

12:20 pm-7:57 pm

3 stops43h 37m

$2,225

Washington, D.C.Vientiane

DCA - VTE

DCAVTE

Washington, D.C. Reagan-National

Sun 5/24

9:59 am-10:30 am

2 stops37h 31m

Vientiane Wattay

Sun 5/31

3:50 pm-8:06 pm

2 stops39h 16m

$2,438

Washington, D.C.Vientiane

DCA - VTE

DCAVTE

Washington, D.C. Reagan-National

Fri 10/9

5:00 pm-10:30 am

2 stops30h 30m

Vientiane Wattay

Thu 11/5

11:30 am-10:24 am

2 stops34h 54m

$2,741
Quickest round-trip

Washington, D.C.Vientiane

DCA - VTE

DCAVTE

Washington, D.C. Reagan-National

Thu 5/28

8:40 pm-2:45 pm

2 stops31h 05m

Vientiane Wattay

Sun 5/31

11:30 am-8:53 am

2 stops32h 23m

$4,671
Cheapest one-way

Washington, D.C.Vientiane

DCA - VTE

DCAVTE

Washington, D.C. Reagan-National

Mon 5/18

6:59 pm-8:50 am

3 stops50h 51m

$1,236

Washington, D.C.Vientiane

DCA - VTE

DCAVTE

Washington, D.C. Reagan-National

Wed 7/1

6:59 pm-12:05 am

2 stops42h 06m

$1,402

Washington, D.C.Vientiane

DCA - VTE

DCAVTE

Washington, D.C. Reagan-National

Mon 5/18

9:59 am-12:05 am

2 stops51h 06m

$1,600
Quickest one-way

Washington, D.C.Vientiane

DCA - VTE

DCAVTE

Washington, D.C. Reagan-National

Tue 6/23

6:55 pm-10:30 am

2 stops28h 35m

$2,785

Washington, D.C.Vientiane

DCA - VTE

DCAVTE

Washington, D.C. Reagan-National

Sun 7/5

8:40 pm-2:45 pm

2 stops31h 05m

$2,990

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from Washington, D.C. Reagan-National Airport to Vientiane

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. Reagan-National Airport 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. Reagan-National Airport to Vientiane (DCA to VTE) flight deals and tips

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

Fastest flight time

31h 05m

Direct flights

None
The fastest flight from Washington, D.C. Reagan-National Airport to Vientiane takes 31h 05m
There are no direct flights from Washington, D.C. Reagan-National Airport to Vientiane. There are no popular flight routes from Washington, D.C. Reagan-National Airport to Vientiane.
Search flight deals

Frequently asked questions about flying from Washington, D.C. Reagan-National Airport to Vientiane

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

    Vientiane Wattay is 8505.0 mi away from Washington, D.C. Reagan-National. Typically, this will take 31h 05m by plane in normal conditions.

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

    Prices for flights from Washington, D.C. Reagan-National Airport to Vientiane Wattay Airport were last updated today.

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Washington, D.C. Reagan-National Airport to Vientiane Wattay Airport.

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

    The necessary travel and health documents for your Vientiane Wattay Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Frequently asked questions about flying from Washington, D.C. Reagan-National Airport to Vientiane

  • How do I get Price Alerts for flights from Washington, D.C. Reagan-National Airport to Vientiane?

    Confirm your travel details to search for the latest offers for flights from Washington, D.C. Reagan-National Airport to Vientiane. While browsing offers there will be the option to toggle “Price Alerts”. You’ll then receive updates when prices for the flight route increase or decrease.

  • How can I save money on flights from Washington, D.C. Reagan-National Airport to Vientiane with momondo?

    Plan your trips smart with the “Price Forecast” feature, which uses flight data to help you pick the best days to fly for the lowest fares. Our “Price Calendar” helps you get the most for your money by showing you when it’s most advantageous to fly. Curate your own travel experiences for less with “Explore”. Expert travel hacks to fuel your next adventure are a click away with “Discover” by momondo. Set up our “Price Alerts” to track fare changes and book when prices are at their lowest point.

  • How does momondo find its flight prices?

    We aggregate our prices from over 700+ competitors from airlines to OTAs. We operate in over 30 markets worldwide to show you a wide range of travel options.

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Washington, D.C. to Vientiane for you.

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

momondo does allow users to show only those flights to Vientiane from Washington, D.C. which offer a flexible booking policy as well as other useful filters and features.

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

momondo helps you find the best flight between Washington, D.C. and Vientiane by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Of course. momondo tracks the price of Washington, D.C. to Vientiane flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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