STL - SIN

S$ 1,460 Find Cheap Flights from St. Louis to Singapore

This is the cheapest return flight price found by a KAYAK user in the last 72 hours by searching for a flight from St. Louis to Singapore departing on 11-5. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
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KAYAK searches hundreds of travel sites at once for deals on flights to Singapore

 
These are the airlines KAYAK users have selected most often from within our search results in flight searches from St. Louis to Singapore, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results in flight searches from St. Louis to Singapore, as well as popular online travel agencies
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Cheap Flight Deals from St. Louis to Singapore (STL-SIN)

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for return flights from St. Louis to Singapore 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.

Recent return flight deals from St. Louis to Singapore

KAYAK's recommended return flight deals from the most popular airlines that fly from St. Louis to Singapore.
Discover the best prices for you by selecting your travel dates on KAYAK.
Choose your dates
United Airlines Logo
18:11 - 18:25STL-SIN
35h 14m1 stop
United Airlines Logo
11:05 - 23:02SIN-STL
48h 57m2 stops
S$ 1,460United Airlines
Find Deal
Sun, 11 May - Sun, 18 May
Air Canada Logo
07:30 - 07:05STL-SIN
34h 35m2 stops
Air Canada Logo
09:10 - 19:58SIN-STL
47h 48m2 stops
S$ 1,490Air Canada
Find Deal
Sun, 1 Jun - Sun, 8 Jun
Cathay Pacific Logo
06:52 - 00:50STL-SIN
28h 58m2 stops
Cathay Pacific Logo
01:50 - 18:33SIN-STL
29h 43m2 stops
S$ 1,770Cathay Pacific
Find Deal
Sun, 11 May - Tue, 20 May
Cathay Pacific Logo
07:46 - 05:30STL-SIN
32h 44m2 stops
Cathay Pacific Logo
01:50 - 20:23SIN-STL
31h 33m2 stops
S$ 1,833Cathay Pacific
Find Deal
Wed, 2 Jul - Tue, 15 Jul
China Airlines Logo
06:30 - 12:35STL-SIN
41h 05m2 stops
China Airlines Logo
02:00 - 00:04SIN-STL
59h 04m2 stops
S$ 1,922China Airlines
Find Deal
Sun, 11 May - Sat, 17 May
China Airlines Logo
15:03 - 00:35STL-SIN
44h 32m2 stops
China Airlines Logo
02:00 - 00:04SIN-STL
59h 04m2 stops
S$ 2,432China Airlines
Find Deal
Sat, 24 May - Sat, 31 May
Japan Airlines Logo
07:23 - 00:20STL-SIN
27h 57m2 stops
Japan Airlines Logo
21:50 - 12:59SIN-STL
28h 09m2 stops
S$ 2,533Japan Airlines
Find Deal
Thu, 25 Sep - Wed, 8 Oct
Japan Airlines Logo
07:23 - 17:30STL-SIN
45h 07m2 stops
Japan Airlines Logo
01:55 - 22:59SIN-STL
34h 04m2 stops
S$ 2,612Japan Airlines
Find Deal
Tue, 2 Sep - Thu, 18 Sep
 Logo
06:45 - 23:40STL-SIN
27h 55m2 stops
 Logo
01:10 - 13:26SIN-STL
25h 16m2 stops
S$ 2,796
Find Deal
Sun, 1 Jun - Sat, 7 Jun
 Logo
06:45 - 23:40STL-SIN
27h 55m2 stops
 Logo
01:10 - 13:26SIN-STL
25h 16m2 stops
S$ 2,800
Find Deal
Sun, 1 Jun - Sat, 7 Jun

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

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

What is the cheapest month to fly from St. Louis to Singapore?

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for round-trip flights from St. Louis to Singapore, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.
The cheapest month for flights from St. Louis to Singapore is November, where tickets cost S$ 1,661 (return) on average. On the other hand, the most expensive months are August and December, where the average cost of round-trip tickets is S$ 2,556 and S$ 2,510 respectively.

Good to know

Low season

April

High season

October

Cheapest flight

S$ 1,460
Best time to beat the crowds (8% less expensive on average)
Most popular time to fly and prices are also 3% lower on average.
Flight from St. Louis to Singapore

When to book flights from St. Louis to Singapore

Are your dates flexible? Find out the best times to travel from St. Louis to Singapore based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated return price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or returns with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

FAQs for booking flights from St. Louis to Singapore

  • What is the cheapest flight from St. Louis to Singapore?

    In the last 3 days, the lowest price for a flight from St. Louis to Singapore was S$ 1,113 for a return ticket.

  • Which aircraft models fly most regularly from St. Louis to Singapore?

    We unfortunately don’t have that data for this specific route.

  • Which airline alliances offer flights from St. Louis to Singapore?

    Star Alliance, oneworld, and SkyTeam are the airline alliances operating flights between St. Louis and Singapore, with oneworld being the most commonly used for this route.

  • How does KAYAK find such low prices on flights from St. Louis to Singapore?

    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 Singapore.

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

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

  • What is the Hacker Fare option on flights from St. Louis to Singapore?

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

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

    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 to Singapore from St. Louis up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

See more FAQs

Everything you need to know for your flight from St. Louis to Singapore

Information on your arrival and departure airports

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