How does KAYAK find such low prices on flights from St. Louis to Southeast Asia?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from St. Louis to Southeast Asia. Visit our flight page for the latest deals!>/a>

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from St. Louis to Southeast Asia?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight from St. Louis to Southeast Asia is likely to change within 7 days, so travellers know whether to wait or book now. Visit our flight page for the latest deals!>/a>

What is the Hacker Fare option on flights from St. Louis to Southeast Asia?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly from St. Louis to Southeast Asia with an airline and back with another airline. Visit our flight page for the latest deals!>/a>

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from St. Louis to Southeast Asia?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying from St. Louis to Southeast Asia up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. Visit our flight page for the latest deals!>/a>

Which airlines provide the cheapest flights from St. Louis to Southeast Asia?

In the past 3 days, the cheapest return tickets from St. Louis to Southeast Asia were found on Cathay Pacific (S$ 1,304) and United Airlines (S$ 1,456).

Which airlines provide the cheapest flights from St. Louis to Southeast Asia?

In the past 3 days, the cheapest return tickets from St. Louis to Southeast Asia were found on Cathay Pacific (S$ 1,304) and United Airlines (S$ 1,456).

What is the cheapest time of day to fly to Southeast Asia?

The cheapest time of day to fly to Southeast Asia is generally in the morning , when retur flights cost S$ 2,193 on average. The most expensive time of day to fly to Southeast Asia is generally in the morning, which is peak travel time and where the average cost of a ticket is S$ 2,193.

S$ 1,117 CHEAP FLIGHTS from St. Louis to Southeast Asia

KAYAK searches hundreds of travel sites at once for deals on flights to Southeast Asia

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Flight Deals

Cheap Flights from St. Louis to Southeast Asia

Here are some of the best deals found on KAYAK recently from the most popular airlines for return flights from St. Louis to Southeast Asia that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Recent return flight deals from St. Louis to Southeast Asia

Mon, 23 Feb - Mon, 9 Mar

17:49 - 11:55STL-SIN

28h 06m2 stops

18:00 - 17:57SIN-STL

36h 57m2 stops

S$ 1,304Cathay Pacific

Find Deal

Tue, 24 Feb - Mon, 9 Mar

06:10 - 00:25STL-SIN

28h 15m2 stops

10:00 - 22:24SIN-STL

25h 24m2 stops

S$ 1,319Cathay Pacific

Find Deal

Wed, 19 Nov - Wed, 26 Nov

07:00 - 05:40STL-SIN

32h 40m2 stops

20:15 - 16:25SIN-STL

34h 10m2 stops

S$ 1,324Cathay Pacific

Find Deal

Wed, 19 Nov - Tue, 25 Nov

07:00 - 19:15STL-SIN

46h 15m2 stops

01:25 - 23:56SIN-STL

36h 31m2 stops

S$ 1,333Multiple Airlines

Find Deal

Wed, 25 Feb - Mon, 9 Mar

17:49 - 11:55STL-SIN

28h 06m2 stops

10:00 - 22:24SIN-STL

25h 24m2 stops

S$ 1,351Cathay Pacific

Find Deal

Thu, 26 Feb - Mon, 9 Mar

11:18 - 13:05STL-SIN

35h 47m2 stops

01:25 - 22:24SIN-STL

33h 59m2 stops

S$ 1,352Cathay Pacific

Find Deal

Mon, 16 Feb - Thu, 19 Feb

07:00 - 00:55STL-SIN

27h 55m2 stops

23:10 - 23:56SIN-STL

38h 46m2 stops

S$ 1,400Multiple Airlines

Find Deal

Mon, 17 Nov - Thu, 27 Nov

17:29 - 08:00STL-SIN

24h 31m1 stop

10:10 - 16:27SIN-STL

20h 17m1 stop

S$ 1,456United Airlines

Find Deal

Tue, 18 Nov - Tue, 25 Nov

09:00 - 08:00STL-SIN

33h 00m2 stops

10:10 - 16:27SIN-STL

20h 17m1 stop

S$ 1,461United Airlines

Find Deal

Sun, 22 Feb - Thu, 5 Mar

06:04 - 14:55STL-SIN

42h 51m2 stops

03:15 - 21:44SIN-STL

32h 29m2 stops

S$ 1,546Qatar Airways

Find Deal

Booking Insights

KAYAK's insights & trends for St. Louis to Southeast Asia flights

Get data-powered insights and trends into flights from St. Louis to Southeast Asia to help you find the cheapest flights, the best time to fly, and much more.

Prices

Airlines

Can I save money by flying with a stopover from St. Louis to Southeast Asia?

No, with an average price for the route of S$ 701, prices are generally cheapest when you fly direct.

Find deals

Low season	August
High season	January
Cheapest flight	S$ 1,117

Best time to beat the crowds (9% less expensive on average)

Most popular time to fly and prices are also 4% lower on average.

Flight from St. Louis to Singapore

How does KAYAK find such low prices on flights from St. Louis to Southeast Asia?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from St. Louis to Southeast Asia.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from St. Louis to Southeast Asia?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight from St. Louis to Southeast Asia is likely to change within 7 days, so travellers know whether to wait or book now.
What is the Hacker Fare option on flights from St. Louis to Southeast Asia?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly from St. Louis to Southeast Asia with an airline and back with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from St. Louis to Southeast Asia?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying from St. Louis to Southeast Asia up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.
What is the cheapest time of day to fly to Southeast Asia?
The cheapest time of day to fly to Southeast Asia is generally in the morning, when retur flights cost S$ 2,193 on average. The most expensive time of day to fly to Southeast Asia is generally in the morning, which is peak travel time and where the average cost of a ticket is S$ 2,193.

Everything you need to know for your flight to Southeast Asia

Airports

Cabin class

Complete your trip

Flights to other cities

Origins

Popular routes

Information on your arrival and departure airports

St. Louis (STL)

Not what you’re looking for? Find thousands of other hotels, flights, car hires and package deals with KAYAK.

S$ 1,117 Find Cheap Flights from St. Louis to Southeast Asia

KAYAK searches hundreds of travel sites at once for deals on flights to Southeast Asia

Cheap Flights from St. Louis to Southeast Asia

Recent return flight deals from St. Louis to Southeast Asia

Recent one-way flight deals from St. Louis to Southeast Asia

Recent last minute flight deals from St. Louis to Southeast Asia

KAYAK's insights & trends for St. Louis to Southeast Asia flights

Get data-powered insights and trends into flights from St. Louis to Southeast Asia to help you find the cheapest flights, the best time to fly, and much more.

Can I save money by flying with a stopover from St. Louis to Southeast Asia?

No, with an average price for the route of S$ 701, prices are generally cheapest when you fly direct.

Which airlines provide the cheapest flights from St. Louis to Southeast Asia?

In the past 3 days, the cheapest return tickets from St. Louis to Southeast Asia were found on Cathay Pacific (S$ 1,304) and United Airlines (S$ 1,456).

Good to know

FAQs - booking Southeast Asia flights

How does KAYAK find such low prices on flights from St. Louis to Southeast Asia?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from St. Louis to Southeast Asia.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from St. Louis to Southeast Asia?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight from St. Louis to Southeast Asia is likely to change within 7 days, so travellers know whether to wait or book now.

What is the Hacker Fare option on flights from St. Louis to Southeast Asia?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly from St. Louis to Southeast Asia with an airline and back with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from St. Louis to Southeast Asia?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying from St. Louis to Southeast Asia up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

What is the cheapest time of day to fly to Southeast Asia?

The cheapest time of day to fly to Southeast Asia is generally in the morning, when retur flights cost S$ 2,193 on average. The most expensive time of day to fly to Southeast Asia is generally in the morning, which is peak travel time and where the average cost of a ticket is S$ 2,193.

Everything you need to know for your flight to Southeast Asia

Information on your arrival and departure airports

Cabin class types available on flights to St. Louis

Complete your trip to Southeast Asia with a hotel stay or car hire

Flights to other popular destinations

Flights from domestic origins to St. Louis

Flights from St. Louis to popular cities in Southeast Asia