Cheap flights from Washington, D.C. Dulles Intl Airport to Laos from $620

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. Dulles Intl Airport to Laos departing on 9/1. 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

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.

Find the cheapest flights from Washington, D.C. Dulles Intl Airport to Laos

Cheap round-trip flights

 Logo
9:00 pm - 10:20 pmIAD-VTE
38h 20m2 stops
 Logo
11:35 am - 3:40 pmVTE-IAD
39h 05m2 stops
$1,168
Find Deal
Wed, Sep 3 - Tue, Sep 9
 Logo
9:00 pm - 7:45 pmIAD-VTE
35h 45m2 stops
 Logo
11:35 am - 3:40 pmVTE-IAD
39h 05m2 stops
$1,169
Find Deal
Thu, Sep 18 - Thu, Sep 25
 Logo
9:00 pm - 7:45 pmIAD-VTE
35h 45m2 stops
 Logo
1:55 pm - 8:20 amVTE-IAD
30h 25m2 stops
$1,208
Find Deal
Mon, Sep 1 - Sat, Nov 8
 Logo
9:05 pm - 7:45 pmIAD-VTE
35h 40m2 stops
 Logo
1:30 pm - 3:40 pmVTE-IAD
37h 10m2 stops
$1,220
Find Deal
Tue, Oct 28 - Tue, Mar 31
 Logo
9:05 pm - 7:45 pmIAD-VTE
35h 40m2 stops
 Logo
1:30 pm - 3:40 pmVTE-IAD
37h 10m2 stops
$1,272
Find Deal
Tue, Oct 28 - Mon, Mar 30
 Logo
9:10 pm - 1:05 pmIAD-VTE
27h 55m2 stops
 Logo
1:55 pm - 4:05 pmVTE-IAD
38h 10m2 stops
$1,275
Find Deal
Mon, Dec 1 - Sat, Dec 13
 Logo
9:05 pm - 10:55 amIAD-VTE
26h 50m2 stops
 Logo
1:30 pm - 3:40 pmVTE-IAD
37h 10m2 stops
$1,284
Find Deal
Tue, Oct 28 - Tue, Mar 31
 Logo
9:00 pm - 12:55 pmIAD-VTE
28h 55m2 stops
 Logo
11:35 am - 3:40 pmVTE-IAD
39h 05m2 stops
$1,299
Find Deal
Thu, Oct 2 - Thu, Oct 9
 Logo
9:00 pm - 7:10 pmIAD-VTE
35h 10m3 stops
 Logo
1:30 pm - 3:40 pmVTE-IAD
37h 10m2 stops
$1,361
Find Deal
Thu, Sep 18 - Thu, Sep 25
Emirates Logo
10:55 am - 12:05 pmIAD-LPQ
38h 10m2 stops
Emirates Logo
12:45 pm - 8:40 amLPQ-IAD
54h 55m2 stops
$1,493Emirates
Find Deal
Fri, Sep 12 - Tue, Sep 16

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. Dulles Intl Airport to Laos 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 August 20, 2025.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Laos that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Vientiane

IAD - VTE

IADVTE

Washington, D.C. Dulles Intl

Wed 9/3

9:00 pm-10:20 pm

2 stops38h 20m

Vientiane Wattay

Tue 9/9

11:35 am-3:40 pm

2 stops39h 05m

$1,168

Washington, D.C.Vientiane

IAD - VTE

IADVTE

Washington, D.C. Dulles Intl

Thu 9/18

9:00 pm-7:45 pm

2 stops35h 45m

Vientiane Wattay

Thu 9/25

11:35 am-3:40 pm

2 stops39h 05m

$1,169

Washington, D.C.Vientiane

IAD - VTE

IADVTE

Washington, D.C. Dulles Intl

Mon 9/1

9:00 pm-7:45 pm

2 stops35h 45m

Vientiane Wattay

Sat 11/8

1:55 pm-8:20 am

2 stops30h 25m

$1,208

Washington, D.C.Vientiane

IAD - VTE

IADVTE

Washington, D.C. Dulles Intl

Tue 10/28

9:05 pm-7:45 pm

2 stops35h 40m

Vientiane Wattay

Tue 3/31

1:30 pm-3:40 pm

2 stops37h 10m

$1,220

Washington, D.C.Vientiane

IAD - VTE

IADVTE

Washington, D.C. Dulles Intl

Tue 10/28

9:05 pm-7:45 pm

2 stops35h 40m

Vientiane Wattay

Mon 3/30

1:30 pm-3:40 pm

2 stops37h 10m

$1,272

Washington, D.C.Vientiane

IAD - VTE

IADVTE

Washington, D.C. Dulles Intl

Mon 12/1

9:10 pm-1:05 pm

2 stops27h 55m

Vientiane Wattay

Sat 12/13

1:55 pm-4:05 pm

2 stops38h 10m

$1,275

Washington, D.C.Vientiane

IAD - VTE

IADVTE

Washington, D.C. Dulles Intl

Tue 10/28

9:05 pm-10:55 am

2 stops26h 50m

Vientiane Wattay

Tue 3/31

1:30 pm-3:40 pm

2 stops37h 10m

$1,284

Washington, D.C.Vientiane

IAD - VTE

IADVTE

Washington, D.C. Dulles Intl

Thu 10/2

9:00 pm-12:55 pm

2 stops28h 55m

Vientiane Wattay

Thu 10/9

11:35 am-3:40 pm

2 stops39h 05m

$1,299

Washington, D.C.Vientiane

IAD - VTE

IADVTE

Washington, D.C. Dulles Intl

Thu 9/18

9:00 pm-7:10 pm

3 stops35h 10m

Vientiane Wattay

Thu 9/25

1:30 pm-3:40 pm

2 stops37h 10m

$1,361

Washington, D.C.Luang Prabang

IAD - LPQ

IADLPQ

Washington, D.C. Dulles Intl

Fri 9/12

10:55 am-12:05 pm

2 stops38h 10m

Luang Prabang

Tue 9/16

12:45 pm-8:40 am

2 stops54h 55m

$1,493

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 12 resultsSorted by cheapest first
1
2

Cheap Washington, D.C. Dulles Intl Airport to Laos flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. Dulles Intl Airport to Laos

Direct flights

None
There are no direct flights from Washington, D.C. Dulles Intl Airport to Laos. There are no popular flight routes from Washington, D.C. Dulles Intl Airport to Laos.
  • When did momondo last update prices for flights from Washington, D.C. Dulles Intl Airport to Laos?

    Prices for flights from Washington, D.C. Dulles Intl Airport to Laos were last updated today.

  • How old do you have to be to fly from Washington, D.C. Dulles Intl Airport to Laos?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. Dulles Intl Airport to Laos.

  • What documentation or ID do you need to fly to Laos?

    The travel and health documents you'll need for your trip to Laos may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Laos. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • How do I get Price Alerts for flights from Washington, D.C. Dulles Intl Airport to Laos?

    Price Alerts will notify you by email when the price for flights to Laos from Washington, D.C. Dulles Intl Airport decreases. To activate this, select your desired travel dates and search for offers. While browsing through offers you’ll see the Price Alert widget toggle. Click it to turn on notifications.

  • How can I save money on flights from Washington, D.C. Dulles Intl Airport to Laos with momondo?

    Leverage our AI within our “Price Forecast” tool, which predicts if it’s better to book now or wait until prices decrease. You can strategically pick the best days to fly and save money on your trip by using our “Price Calendar” tool. “Explore” shows an overview of how much it costs to fly to anywhere from a selected city or airport. Our “Discover” content is a great option for travel inspiration and money-saving tips, while “Price Alerts” will update you when prices change, so you can book when fares are right.

  • 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 Laos?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Laos from Washington, D.C..

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

momondo does allow users to show only those flights to Laos 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 Laos?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Laos from Washington, D.C..

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

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

An easier way to manage your Laos trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Mon 8/25
Mon 9/1

Find better results for your trip to Laos

Popular cities in Laos

Popular flights according to clicks in the last 7 days on momondo