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Cheap flights from St. Louis to Laos from $1,629

1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from St. Louis to Laos

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
10:00 am - 9:10 amSTL  Lambert-St Louis-VTE Vientiane Wattay
34h 10m3 stops Boston Logan Intl Doha Hamad Intl Bangkok Suvarnabhumi
Multiple Airlines Logo
8:30 pm - 8:31 pmVTE  Vientiane Wattay-STL Lambert-St Louis
37h 01m3 stops Bangkok Suvarnabhumi Doha Hamad Intl Philadelphia
$2,467Multiple Airlines
Sun, Jan 3 - Mon, Jan 11
Multiple Airlines Logo
4:05 pm - 12:25 amSTL  Lambert-St Louis-VTE Vientiane Wattay
43h 20m2 stops Toronto Pearson Intl Incheon Intl
Multiple Airlines Logo
1:25 am - 3:26 pmVTE  Vientiane Wattay-STL Lambert-St Louis
51h 01m2 stops Incheon Intl Toronto Pearson Intl
$2,832Multiple Airlines
Sun, Jan 3 - Sun, Jan 10
Multiple Airlines Logo
4:05 pm - 10:40 amSTL  Lambert-St Louis-VTE Vientiane Wattay
29h 35m3 stops Toronto Pearson Intl Frankfurt am Main Hanoi Noibai
Multiple Airlines Logo
1:25 am - 3:26 pmVTE  Vientiane Wattay-STL Lambert-St Louis
51h 01m2 stops Incheon Intl Toronto Pearson Intl
$3,796Multiple Airlines
Sun, Jan 3 - Sun, Jan 10

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Use the filters below to find and compare flights from St. Louis to Laos that are best for you.

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Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

St. LouisVientiane

STL Lambert-St Louis - VTE Vientiane Wattay

STLVTE

Lambert-St Louis

Sun 1/3

10:00 am-9:10 am

3 stops34h 10m

Vientiane Wattay

Mon 1/11

8:30 pm-8:31 pm

3 stops37h 01m

$2,467

St. LouisVientiane

STL Lambert-St Louis - VTE Vientiane Wattay

STLVTE

Lambert-St Louis

Sun 1/3

4:05 pm-12:25 am

2 stops43h 20m

Vientiane Wattay

Sun 1/10

1:25 am-3:26 pm

2 stops51h 01m

$2,832

St. LouisVientiane

STL Lambert-St Louis - VTE Vientiane Wattay

STLVTE

Lambert-St Louis

Sun 1/3

4:05 pm-10:40 am

3 stops29h 35m

Vientiane Wattay

Sun 1/10

1:25 am-3:26 pm

2 stops51h 01m

$3,796
Cheapest one-way

St. LouisVientiane

STL Lambert-St Louis - VTE Vientiane Wattay

STLVTE

Lambert-St Louis

Thu 12/17

4:32 pm-10:40 am

3 stops53h 08m

$1,629
Quickest one-way

St. LouisVientiane

STL Lambert-St Louis - VTE Vientiane Wattay

STLVTE

Lambert-St Louis

Thu 12/17

4:32 pm-12:25 am

2 stops42h 53m

$2,032

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

Cheap St. Louis to Laos flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from St. Louis to Laos

Best Price Found

$1,629

Fastest flight time

34h 10m

Direct flights

None
The best one-way flight to Laos from St. Louis in the past 72 hours is $1,629. The best round-trip flight deal from St. Louis to Laos found on momondo in the last 72 hours is $2,467.
The fastest flight from St. Louis to Laos takes 34h 10m
There are no direct flights from St. Louis to Laos. There are no popular flight routes from St. Louis to Laos.
Search flight deals

Frequently asked questions about flying from St. Louis to Laos

  • When did momondo last update prices for flights from Lambert-St Louis Airport to Laos?

    Prices for flights from Lambert-St Louis Airport to Laos were last updated today.

  • How old do you have to be to fly from Lambert-St Louis 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 Lambert-St Louis Airport to Laos.

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

    The necessary travel and health documents for your Laos 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 St. Louis to Laos

  • How do I get Price Alerts for flights from St. Louis to Laos?

    Price Alerts will notify you by email when the price for flights to Laos from St. Louis 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 St. Louis to Laos with momondo?

    By using tools like our “Price Calendar”, you can see the best day to fly round-trip for your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.

  • How does momondo find its flight prices?

    momondo shows deals across 700+ competitors all at once. momondo is active in 30 international markets, so you can have access to a wide range of options from airlines and OTAs alike.

Why use momondo?

Why should I use momondo to find a flight deal from St. Louis to Laos?

It is quick and easy to find St. Louis to Laos 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 Laos that suits you.

Can I find flights from St. Louis to Laos with flexible booking policies on momondo?

Yes. All flights to Laos from St. Louis on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from St. Louis to Laos?

Once you have performed a search for St. Louis to Laos flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from St. Louis to Laos right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Laos from St. Louis. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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