Cheap flights from St. Louis (STL) to Singapore (SIN)

STL — SIN
Dec 12 — Dec 191

How to find the cheapest flight from St. Louis (STL) to Singapore (SIN)

All the information you need to plan the best STL to SIN flight in 2022: compare St. Louis to Singapore flight prices with the expected peak season, weather and rainfall in Singapore.

STL - SIN

Price

$1,083 - $2,616

SIN

Temperature

78.8 - 82.4 °F

SIN

Rainfall

5.9 - 10.6 inches

Popular inMayHigh demand for flights, 38% potential price rise
Cheapest inMarchBest time to find cheap flights, 33% potential price drop
Average price$1,772Average for round-trip flights in December 2022
Round-trip from$1,083From Lambert-St Louis to Singapore Changi

What is the cheapest day to fly round-trip from St. Louis to Singapore?

Users have found that leaving on a Thursday can be a cost-effective option. It’s possible to save up to 13% on your flight compared to booking on days when demand is much higher.

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

Due to multiple factors, expect to potentially pay more when booking in May. For low rates, March can be a great choice for travel to Singapore. Flights to Singapore from St. Louis in March are about $1,620 on average during March, but can be found for as low as $1,083.

When is the cheapest time to fly from St. Louis to Singapore (STL - SIN)?

When flying from St. Louis to Singapore, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 5% versus a flight in the morning.

Cheap flights from St. Louis to Singapore in December, January 2022

The best prices found for STL to SIN flights for December, January
Jan 26 - Feb 6
STL

Lambert-St Louis

SIN

Singapore Changi

2 stops

38h 12m
SIN

Singapore Changi

STL

Lambert-St Louis

2 stops

32h 03m
$1,306

Lufthansa

Pick Dates

Deal found 12/5

Jan 26 - Feb 5
STL

Lambert-St Louis

SIN

Singapore Changi

2 stops

35h 25m
SIN

Singapore Changi

STL

Lambert-St Louis

2 stops

32h 54m
$1,413

Qatar Airways

Pick Dates

Deal found 12/5

Dec 9 - Dec 16
STL

Lambert-St Louis

SIN

Singapore Changi

2 stops

29h 00m
SIN

Singapore Changi

STL

Lambert-St Louis

2 stops

25h 42m
$2,033

United Airlines

Pick Dates

Deal found 12/6

St. Louis to Singapore 2022 flight deals

Cheap flights to Singapore from St. Louis found for this year
Dec 9 - Dec 16
STL

Lambert-St Louis

SIN

Singapore Changi

2 stops

29h 00m
SIN

Singapore Changi

STL

Lambert-St Louis

2 stops

25h 42m
$2,033

United Airlines

Pick Dates

Deal found 12/6

Dec 14 - Jan 15
STL

Lambert-St Louis

SIN

Singapore Changi

2 stops

34h 40m
SIN

Singapore Changi

STL

Lambert-St Louis

2 stops

30h 30m
$2,403

American Airlines

Pick Dates

Deal found 12/5

Dec 14 - Jan 14
STL

Lambert-St Louis

SIN

Singapore Changi

2 stops

32h 45m
SIN

Singapore Changi

STL

Lambert-St Louis

2 stops

25h 50m
$2,481

Delta

Pick Dates

Deal found 12/6

Cheap American Airlines flights from St. Louis to Singapore

Dec 14 - Jan 15
STL

Lambert-St Louis

SIN

Singapore Changi

2 stops

34h 40m
SIN

Singapore Changi

STL

Lambert-St Louis

2 stops

30h 30m
$2,403

American Airlines

Pick Dates

Deal found 12/5

Dec 14 - Jan 15
STL

Lambert-St Louis

SIN

Singapore Changi

2 stops

27h 45m
SIN

Singapore Changi

STL

Lambert-St Louis

3 stops

28h 24m
$5,928

American Airlines

Pick Dates

Deal found 12/5

Dec 14 - Jan 15
STL

Lambert-St Louis

SIN

Singapore Changi

3 stops

28h 55m
SIN

Singapore Changi

STL

Lambert-St Louis

3 stops

28h 24m
$5,976

American Airlines

Pick Dates

Deal found 12/7

Cheap KLM flights from St. Louis to Singapore

Dec 14 - Jan 14
STL

Lambert-St Louis

SIN

Singapore Changi

2 stops

40h 12m
SIN

Singapore Changi

STL

Lambert-St Louis

2 stops

33h 57m
$2,648

KLM

Pick Dates

Deal found 12/5

Dec 14 - Jan 14
STL

Lambert-St Louis

SIN

Singapore Changi

2 stops

38h 25m
SIN

Singapore Changi

STL

Lambert-St Louis

2 stops

33h 57m
$2,649

KLM

Pick Dates

Deal found 12/7

Last minute flights from St. Louis to Singapore

Late deals on return flights to Singapore from St. Louis, departing today and this week
Dec 14 - Jan 15
STL

Lambert-St Louis

SIN

Singapore Changi

2 stops

34h 40m
SIN

Singapore Changi

STL

Lambert-St Louis

2 stops

30h 30m
$2,403

American Airlines

Pick Dates

Deal found 12/5

Dec 14 - Jan 14
STL

Lambert-St Louis

SIN

Singapore Changi

2 stops

32h 45m
SIN

Singapore Changi

STL

Lambert-St Louis

2 stops

25h 50m
$2,481

Delta

Pick Dates

Deal found 12/6

Dec 14 - Jan 14
STL

Lambert-St Louis

SIN

Singapore Changi

2 stops

40h 12m
SIN

Singapore Changi

STL

Lambert-St Louis

2 stops

33h 57m
$2,648

KLM

Pick Dates

Deal found 12/5

Related info for your journey

Useful info, stats and facts about St. Louis to Singapore flights.

Which airlines flying from Lambert-St Louis to Singapore Changi have flexible cancellations due to COVID-19?

Some of the carriers operating flights from Lambert-St Louis to Singapore Changi that may be offering flexible cancellation policies are United Airlines, Lufthansa, and American Airlines. Our site will let you filter for all airlines offering greater flexibility due to COVID-19.

Are there last-minute flights available from St. Louis to Singapore for under $2,500?

There are currently 20+ open flights from St. Louis to Singapore within the next 7 days for less than $2,500.

What are the most popular airlines that fly from St. Louis to Singapore?

Consider Undisclosed Carrier, American Airlines or Japan Airlines when booking your flight. These represent the most popular airlines when flying from St. Louis to Singapore.

What are the cheapest flights from St. Louis to Singapore?

Looking for the cheapest flight from St. Louis to Singapore? While on average our users pay $4,222, our data indicates the cheapest price to be $1,395. The most popular route (Lambert-St Louis - Singapore Changi), is priced around $1,306.

Alternative routes for St. Louis to Singapore

See prices for flight routes from nearby airports that may be better suited for you.

Top 4 airlines flying from St. Louis to Singapore

The chart below displays the airlines Cheapflights users traveling from St. Louis to Singapore choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
AirlineCheapestAverageFlexibilityOn-timeCOVID-19 safety
LufthansaCheapest$1,097Average$1,380FlexibilityNo cancel feeOn-time76%COVID-19 safety
Search Lufthansa flights
Japan AirlinesCheapest$1,237Average$1,620FlexibilityNo cancel feeOn-time79%COVID-19 safety
Search Japan Airlines flights
United AirlinesCheapest$1,328Average$1,643FlexibilityNo cancel feeOn-time69%COVID-19 safety
Search United Airlines flights
American AirlinesCheapest$1,432Average$1,963FlexibilityNo cancel feeOn-time71%COVID-19 safety
Search American Airlines flights