What is the cheapest airline to fly from Las Vegas to Vientiane round-trip?

Cheapflights users have booked flights from Las Vegas to Vientiane round-trip from $1,019.

What is the cheapest month to book a flight from Las Vegas to Vientiane?

Currently, June is the cheapest month in which you can book a flight from Las Vegas to Vientiane (average of $904). Flying from Las Vegas to Vientiane in May is currently the most expensive (average of $1,431). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest day to fly from Las Vegas to Vientiane?

Travelers seeking maximum savings on their Las Vegas to Vientiane flight should consider departing on Monday mornings when fares are most often at their lowest. Monday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

In terms of precipitation, rainfall in Vientiane ranges from 0.4 - 4.7 inches per month. July is typically the wettest month, when rainfall can reach 4.7 in. January is typically the driest time to visit Vientiane when rainfall is around 0.4 in.

If weather is an important factor for your trip to Vientiane, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 71.6 F).

What is the cheapest time of day to fly from LAS to VTE?

When flying from Las Vegas to Vientiane, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Can I find deals for flights from Las Vegas to Vientiane that include hotel bookings?

Yes. In addition to deals on Las Vegas to Vientiane flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Las Vegas to Vientiane?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Las Vegas to Vientiane.

Can I find deals for business class flights from Las Vegas to Vientiane?

Yes. Cheapflights offers flight deals from Las Vegas to Vientiane by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$1,019+ Flights from Las Vegas to Vientiane

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1. Tell us where you want to go

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Cheap flight deals from Las Vegas to Vientiane

Round-trip from	$1,019 (CheapOair)

From Las Vegas Harry Reid Intl to Vientiane Wattay

Search Deals

Find flight deals from Las Vegas to Vientiane

Cheapest flights from Las Vegas to Vientiane
Explore the most affordable flight options available from Las Vegas to Vientiane. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

Sun 10/1210:20 pmLAS - VTE

3 stops45h 15mMultiple Airlines

Wed 10/2911:35 amVTE - LAS

3 stops38h 02mMultiple Airlines

Deal found 7/27

$1,879

Thu 7/316:30 amLAS - VTE

2 stops27h 35mChina Eastern

Sat 8/23:50 pmVTE - LAS

3 stops38h 25mChina Eastern

Deal found 7/27

$2,525

Best flights from Las Vegas to Vientiane
Discover carefully curated flight deals from Las Vegas to Vientiane that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 29, 2025.

Fri 9/126:20 amLAS - VTE

2 stops27h 45mChina Eastern

Fri 9/196:50 pmVTE - LAS

3 stops35h 30mChina Eastern

Deal found 7/29

$1,019

Fri 9/127:25 amLAS - VTE

2 stops25h 35mMultiple Airlines

Thu 9/1812:01 amVTE - LAS

2 stops29h 57mMultiple Airlines

Deal found 7/29

$1,161

Last-minute flights from Las Vegas to Vientiane
Discover last-minute flight deals from Las Vegas to Vientiane. Data last updated July 29, 2025 and is based on user searches.

Thu 7/319:37 pmLAS - VTE

3 stops27h 58mMultiple Airlines

Sat 8/28:30 pmVTE - LAS

3 stops35h 33mMultiple Airlines

Deal found 7/27

$2,101

Thu 7/316:30 amLAS - VTE

2 stops27h 35mChina Eastern

Sat 8/23:50 pmVTE - LAS

3 stops38h 25mChina Eastern

Deal found 7/27

$2,525

Fly from

Fly to

Route

Depart

Return

Price

Las VegasVientiane

LAS - VTE

LASVTE

Las Vegas Harry Reid Intl

Fri 9/12

6:20 am-12:05 am

2 stops27h 45m

Vientiane Wattay

Fri 9/19

6:50 pm-4:20 pm

3 stops35h 30m

$1,019

Las VegasVientiane

LAS - VTE

LASVTE

Las Vegas Harry Reid Intl

Fri 9/12

7:25 am-11:00 pm

2 stops25h 35m

Vientiane Wattay

Thu 9/18

12:01 am-3:58 pm

2 stops29h 57m

$1,161

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/29

Best time to book a flight from Las Vegas to Vientiane

Have a flexible travel schedule? Discover the best time to fly to Vientiane from Las Vegas with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Reviews of airlines servicing Vientiane

Get a feel of what it's like to fly with China Eastern from Las Vegas to Vientiane by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

China Eastern

7.2

Good

158 reviews

Reviews

1 / 4

2.0

Mediocre

Jordan,Jun 2025

PHX - LAX

Bad. I completely lost my bags. And, I can't even get in contact with anyone to find them.

China Eastern

7.2

Good

158 reviews

China Eastern

7.2

Good

158 reviews

Reviews

1 / 4

2.0

Mediocre

Jordan,Jun 2025

PHX - LAX

Bad. I completely lost my bags. And, I can't even get in contact with anyone to find them.

Related info for your journey

What is the cheapest airline to fly from Las Vegas to Vientiane round-trip?
Cheapflights users have booked flights from Las Vegas to Vientiane round-trip from $1,019.
Can I find deals for flights from Las Vegas to Vientiane that include hotel bookings?
Yes. In addition to deals on Las Vegas to Vientiane flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Las Vegas to Vientiane?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Las Vegas to Vientiane.
Can I find deals for business class flights from Las Vegas to Vientiane?
Yes. Cheapflights offers flight deals from Las Vegas to Vientiane by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Las Vegas to Vientiane?
Currently, June is the cheapest month in which you can book a flight from Las Vegas to Vientiane (average of $904). Flying from Las Vegas to Vientiane in May is currently the most expensive (average of $1,431). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Complete your trip

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Top airline flying from Las Vegas to Vientiane

Airline	Cheapest	Average	Flexibility	On-time
China Eastern	Cheapest$850	Average$1,271	FlexibilityNo cancel fee	On-time62%

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$1,019+ Cheap flights from Las Vegas (LAS) to Vientiane (VTE)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/12. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Las Vegas to Vientiane with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Las Vegas to Vientiane

Round-trip from

Find flight deals from Las Vegas to Vientiane

Cheapest flights from Las Vegas to VientianeExplore the most affordable flight options available from Las Vegas to Vientiane. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

Explore the most affordable flight options available from Las Vegas to Vientiane. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Las Vegas to Vientiane that are best for you.

Best time to book a flight from Las Vegas to Vientiane

Have a flexible travel schedule? Discover the best time to fly to Vientiane from Las Vegas with our price prediction graph.

Reviews of airlines servicing Vientiane

Get a feel of what it's like to fly with China Eastern from Las Vegas to Vientiane by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Las Vegas to Vientiane. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What is the cheapest airline to fly from Las Vegas to Vientiane round-trip?

Can I find deals for flights from Las Vegas to Vientiane that include hotel bookings?

How can I find direct flights from Las Vegas to Vientiane?

Can I find deals for business class flights from Las Vegas to Vientiane?

What is the cheapest month to book a flight from Las Vegas to Vientiane?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Complete your trip

Complete your trip to Vientiane by adding a car rental and/or hotel reservation to your travel itinerary.

Top airline flying from Las Vegas to Vientiane

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from Las Vegas to Vientiane
Explore the most affordable flight options available from Las Vegas to Vientiane. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.