Are direct flights from Singapore to St. Louis always the best option?

Direct flights offer convenience by reducing travel time and avoiding layovers. However, connecting flights can sometimes be more economical, especially for long-haul journeys. Evaluate if the time saved is worth a potentially higher fare.

Can flexible travel dates help on Singapore to St. Louis flights?

Being flexible with your travel dates can often lead to finding more affordable flight options. Prices can vary significantly between different days of the week or even within the same month. Adjusting your departure or return by a few days may result in savings.

What extra costs should I check before booking Singapore to St. Louis flights?

Before booking, always check for potential extra costs such as baggage fees, seat selection charges, and in-flight services. Some airlines may also charge for meals or entertainment on longer flights. Factor these into your total travel budget.

Flights From Singapore

To St. Louis

Cheap Flights from Singapore to St. Louis

Browse current best options from Singapore. Become a member to unlock all deals and get alerts when new deals appear.

Deals from

Singapore

RatePunk searches hundreds of travel sites at once for deals on flights to St. Louis

Prices updated 1 day ago

457 airlines compared

80%+ AI score for best value

Fares are subject to change and may not be available for all dates. (Data last updated Sep 7, 2026.)

Today’s best flight deals from Singapore to St. Louis

Explore current cheapest deals departing from Singapore to St. Louis

2026-10-13 – 2026-10-20
SIN - St. Louis
90% AI deal score
$1,414
$1,098
Round trip
2026-10-24 – 2026-10-30
SIN - St. Louis
89% AI deal score
$1,417
$1,162
Round trip
2026-10-24 – 2026-10-29
SIN - St. Louis
87% AI deal score
$1,451
$1,188
Round trip
2026-10-29 – 2026-11-09
SIN - St. Louis
78% AI deal score
$1,362
$1,191
Round trip
2026-09-14 – 2026-09-18
SIN - St. Louis
91% AI deal score
$1,544
$1,199
Round trip
2026-10-10 – 2026-10-17
SIN - St. Louis
83% AI deal score
$1,414
$1,240
Round trip
2026-12-12 – 2026-12-22
SIN - St. Louis
85% AI deal score
$1,660
$1,242
Round trip
2026-09-08 – 2026-09-11
SIN - St. Louis
89% AI deal score
$1,648
$1,339
Round trip
2026-09-02 – 2026-09-04
SIN - St. Louis
84% AI deal score
$1,847
$1,465
Round trip
2026-12-12 – 2026-12-20
SIN - St. Louis
78% AI deal score
$1,669
$1,528
Round trip

Singapore to St. Louis: Overview

Insights for flights from Singapore to St. Louis

Right now, only 1% of recent fares from Singapore to St. Louis are classified as a good price. For travelers looking for cheap flights from Singapore to St. Louis, fares typically range from $1515–$1926, with a median of $1618. Current fares are significantly below the typical level, indicating a potential opportunity for savings.

When is the cheapest time to fly from Singapore to St. Louis? The most affordable month to fly is September, with a median fare of $1132. Other cost-effective months include February, with a median of $1324, and January, where the median fare is $1331.

A typical journey from Singapore to St. Louis takes approximately 64h 50m, including connections. Most itineraries on this route connect at least once, with the median number of stopovers for connecting flights being 2.

This route covers a considerable distance of 15320 km, classifying it as a long-haul journey. Given that deals are infrequent for this route, setting up a price alert could be beneficial for tracking fare changes.

How much is a round trip from Singapore to St. Louis

Regular price: $1,157 - $1,991

Prices are currently below the regular range.

The regular price range for flights from Singapore to St. Louis is typically between 1157 USD and 1991 USD. The current lowest deal is 1028 USD with Air China, for travel from Sep 28-Oct 28.

now $1,028

Low $1,157

High $1,991

The cheapest time to fly from Singapore to St. Louis

The cheapest month to fly from Singapore to St. Louis is September, with a median price of $1132. The most expensive month is August, with a median price of $2730. Generally, prices are lower from January to November.

September

Cheapest

Flights from $1,132

August

Most Expensive

Flights from $2,730

Jan

Feb

Apr

May

Jun

Jul

Aug

Sep

Nov

Direct flights from Singapore to St. Louis

Singapore Airlines

Alaska Airlines, Inc.

Frontier Airlines

Korean Air

Last-minute flights going from Singapore to St. Louis

Wed, Sep 2

⌛ Last-Minute

SIN - St. Louis

Singapore (SIN) - St. Louis (STL)

$1,847

$1,465

One-way

Mon, Sep 14

⌛ Last-Minute

SIN - St. Louis

Singapore (SIN) - St. Louis (STL)

Qatar Airways

$1,544

$1,199

One-way

Sat, Oct 10

⌛ Last-Minute

SIN - St. Louis

Singapore (SIN) - St. Louis (STL)

Qatar Airways

$1,414

$1,240

One-way

Tue, Oct 13

⌛ Last-Minute

SIN - St. Louis

Singapore (SIN) - St. Louis (STL)

Japan Airlines

$1,414

$1,098

One-way

Sat, Oct 24

⌛ Last-Minute

SIN - St. Louis

Singapore (SIN) - St. Louis (STL)

China Airlines

$1,451

$1,188

One-way

Sun, Oct 25

⌛ Last-Minute

SIN - St. Louis

Singapore (SIN) - St. Louis (STL)

China Airlines

$1,453

$4,951

One-way

Biggest price drops on these dates for flights from Singapore to St. Louis

7 nights

Oct 16 - Oct 23

$1,416 → $1,167

18%

1 night

Oct 12 - Oct 13

$1,491 → $1,328

11%

7 nights

Sep 23 - Sep 30

$1,400 → $1,247

11%

9 nights

Oct 12 - Oct 21

$1,368 → $1,224

11%

Popular Airports to fly from Singapore to St. Louis

Singapore - St. Louis route insights

💸 Price insights

Recent fares are below the typical level

Recent fares from Singapore to St. Louis are below the typical level, with deals around $1028.

📅 Best time to fly

September is historically cheapest

Historically, September is the cheapest month to fly from Singapore to St. Louis, at $1132.

⏱️ Flight duration

Flights typically take 64h 50m

Flights from Singapore to St. Louis typically take 64h 50m, with 2 stopovers on connecting flights.

✈️ Airlines & availability

Connecting flights are dominant

Connecting flights are dominant for this route, with no direct flights available historically.

🏆 Airline highlight

Air China offers the best recent deal

Air China recently offered a deal for $1028 from Singapore to St. Louis.

🎯 Booking tip

Deals are rare for this route

Deals for flights from Singapore to St. Louis are historically rare.

Singapore main airports to depart from

Singapore Changi (SIN)

Cheapest

Singapore Changi Airport is a convenient departure point for flights to St. Louis.

📍 ~19 km from city center (reachable by car or train)

💸 Flights from ~$1,106

St. Louis main airports to arrive at

St. Louis Lambert International (STL)

Cheapest

St. Louis Lambert International Airport is a convenient arrival choice for St. Louis.

📍 ~20 km from city center (reachable by car)

💸 Flights from ~$1,028

Airports nearby St. Louis used as alternative

MidAmerica St. Louis (BLV)

MidAmerica St. Louis is the closest alternative, especially useful for travelers on the Illinois side of the metro area.

📍 ~45 km from destination city (reachable by car)

💸 Flights from ~$1,303

Business & First Class Flight Deals to St. Louis

Discover luxury on the budget with premium cabin class on flights from Singapore to St. Louis.

Elite

Best Elite deals to St. Louis

Exclusive daily First Class, Business Class, and Premium Economy flight deals, refreshed every 24 hours.

From SIN

Elite

Dec 15

St. Louis, United States

88% AI deal score

$21,614

$16,568

Save $5,046

Jett8 Airlines Cargo, +1

Business Class

From SIN

Elite

Dec 04

St. Louis, United States

84% AI deal score

$7,907

$6,214

Save $1,693

Garuda Indonesia, +1

Business Class

From SIN

Elite

Dec 16

St. Louis, United States

84% AI deal score

$21,614

$16,705

Save $4,909

Jett8 Airlines Cargo, +1

Business Class

From SIN

Elite

Dec 03

St. Louis, United States

83% AI deal score

$7,710

$6,253

Save $1,457

Garuda Indonesia, +1

Business Class

From SIN

Elite

Dec 12

St. Louis, United States

83% AI deal score

$20,917

$16,587

Save $4,330

Jett8 Airlines Cargo, +1

Business Class

From SIN

Elite

Dec 01

St. Louis, United States

83% AI deal score

$21,029

$16,601

Save $4,428

Jett8 Airlines Cargo, +1

Business Class

From SIN

Elite

Dec 06

St. Louis, United States

83% AI deal score

$21,205

$16,607

Save $4,598

Jett8 Airlines Cargo, +1

Business Class

From SIN

Elite

Dec 07

St. Louis, United States

83% AI deal score

$21,252

$16,607

Save $4,645

Jett8 Airlines Cargo, +1

Business Class

From SIN

Elite

Nov 14

St. Louis, United States

82% AI deal score

$6,884

$5,911

Save $973

T'way Air, +1

Business Class

From SIN

Elite

Nov 16

St. Louis, United States

82% AI deal score

$7,003

$6,089

Save $914

T'way Air, +1

Business Class

From SIN

Elite

Dec 15

St. Louis, United States

82% AI deal score

$7,685

$6,151

Save $1,534

KLM, +1

Business Class

From SIN

Elite

Nov 16

St. Louis, United States

82% AI deal score

$7,069

$6,152

Save $917

Xiamen Airlines, +1

Business Class

Frequently Asked Questions About Flights to St. Louis

To find more affordable flights, consider being flexible with your travel dates and times. Comparing prices across different airlines and booking sites can often reveal better deals. Setting up price alerts may also help you catch drops in fare.

Booking in advance can often lead to better prices, especially for international routes. However, prices can fluctuate, so monitoring fares over time may help you identify a good booking window. Weekday bookings sometimes offer slight advantages.

Comparing nearby airports can sometimes provide more flight options or different pricing. While it may add to your ground travel, the potential savings on airfare could be significant. Always factor in the total cost and convenience.

Related routes

More routes from Singapore

Flights from Singapore to Lamezia Terme Flights from Singapore to Saint Thomas Flights from Singapore to Salzburg Flights from Singapore to Shenzhen Flights from Singapore to Srinagar Flights from Singapore to Strasbourg Flights from Singapore to Surabaya Flights from Singapore to Surat Flights from Singapore to Sydney Flights from Singapore to Syracuse Flights from Singapore to Szczecin Flights from Singapore to Tacloban

Flights to St. Louis from other cities

Flights from Aberdeen to St. Louis Flights from Atlanta to St. Louis Flights from Austin to St. Louis Flights from Brussels to St. Louis Flights from Dallas to St. Louis Flights from Florence to St. Louis Flights from Las Vegas to St. Louis Flights from Los Angeles to St. Louis Flights from Milwaukee to St. Louis Flights from New York to St. Louis Flights from Orlando to St. Louis Flights from Phoenix to St. Louis

Singapore to St. Louis: Overview

Insights for flights from Singapore to St. Louis

How much is a round trip from Singapore to St. Louis

Regular price: $1,157 - $1,991

Prices are currently below the regular range.

The regular price range for flights from Singapore to St. Louis is typically between 1157 USD and 1991 USD. The current lowest deal is 1028 USD with Air China, for travel from Sep 28-Oct 28.

now $1,028

Low $1,157

High $1,991

The cheapest time to fly from Singapore to St. Louis

September

Cheapest

Flights from $1,132

August

Most Expensive

Flights from $2,730

Jan

Feb

Apr

May

Jun

Jul

Aug

Sep

Nov

Direct flights from Singapore to St. Louis

Singapore Airlines

Alaska Airlines, Inc.

Frontier Airlines

Korean Air

Last-minute flights going from Singapore to St. Louis

Wed, Sep 2

⌛ Last-Minute

SIN - St. Louis

Singapore (SIN) - St. Louis (STL)

$1,847

$1,465

One-way

Mon, Sep 14

⌛ Last-Minute

SIN - St. Louis

Singapore (SIN) - St. Louis (STL)

Qatar Airways

$1,544

$1,199

One-way

Sat, Oct 10

⌛ Last-Minute

SIN - St. Louis

Singapore (SIN) - St. Louis (STL)

Qatar Airways

$1,414

$1,240

One-way

Tue, Oct 13

⌛ Last-Minute

SIN - St. Louis

Singapore (SIN) - St. Louis (STL)

Japan Airlines

$1,414

$1,098

One-way

Sat, Oct 24

⌛ Last-Minute

SIN - St. Louis

Singapore (SIN) - St. Louis (STL)

China Airlines

$1,451

$1,188

One-way

Sun, Oct 25

⌛ Last-Minute

SIN - St. Louis

Singapore (SIN) - St. Louis (STL)

China Airlines

$1,453

$4,951

One-way

Biggest price drops on these dates for flights from Singapore to St. Louis

7 nights

Oct 16 - Oct 23

$1,416 → $1,167

18%

1 night

Oct 12 - Oct 13

$1,491 → $1,328

11%

7 nights

Sep 23 - Sep 30

$1,400 → $1,247

11%

9 nights

Oct 12 - Oct 21

$1,368 → $1,224

11%

Popular Airports to fly from Singapore to St. Louis

Singapore - St. Louis route insights

💸 Price insights

Recent fares are below the typical level

Recent fares from Singapore to St. Louis are below the typical level, with deals around $1028.

📅 Best time to fly

September is historically cheapest

Historically, September is the cheapest month to fly from Singapore to St. Louis, at $1132.

⏱️ Flight duration

Flights typically take 64h 50m

Flights from Singapore to St. Louis typically take 64h 50m, with 2 stopovers on connecting flights.

✈️ Airlines & availability

Connecting flights are dominant

Connecting flights are dominant for this route, with no direct flights available historically.

🏆 Airline highlight

Air China offers the best recent deal

Air China recently offered a deal for $1028 from Singapore to St. Louis.

🎯 Booking tip

Deals are rare for this route

Deals for flights from Singapore to St. Louis are historically rare.

Singapore main airports to depart from

Singapore Changi (SIN)

Cheapest

Singapore Changi Airport is a convenient departure point for flights to St. Louis.

📍 ~19 km from city center (reachable by car or train)

💸 Flights from ~$1,106

St. Louis main airports to arrive at

St. Louis Lambert International (STL)

Cheapest

St. Louis Lambert International Airport is a convenient arrival choice for St. Louis.

📍 ~20 km from city center (reachable by car)

💸 Flights from ~$1,028

Airports nearby St. Louis used as alternative

MidAmerica St. Louis (BLV)

MidAmerica St. Louis is the closest alternative, especially useful for travelers on the Illinois side of the metro area.

St. Louis, United States

82% AI deal score

$7,069

$6,152

Save $917

Xiamen Airlines, +1

Business Class

Frequently Asked Questions About Flights to St. Louis

Cheap Flights from Singapore to St. Louis

Today’s best flight deals from Singapore to St. Louis

Singapore to St. Louis: Overview

Insights for flights from Singapore to St. Louis

How much is a round trip from Singapore to St. Louis

The cheapest time to fly from Singapore to St. Louis

Direct flights from Singapore to St. Louis

Last-minute flights going from Singapore to St. Louis

Biggest price drops on these dates for flights from Singapore to St. Louis

Popular Airports to fly from Singapore to St. Louis

Singapore - St. Louis route insights

Recent fares are below the typical level

September is historically cheapest

Flights typically take 64h 50m

Connecting flights are dominant

Air China offers the best recent deal

Deals are rare for this route

Singapore main airports to depart from

St. Louis main airports to arrive at

Airports nearby St. Louis used as alternative

Business & First Class Flight Deals to St. Louis

Best Elite deals to St. Louis

Dec 15

Dec 04

Dec 16

Dec 03

Dec 12

Dec 01

Dec 06

Dec 07

Nov 14

Nov 16

Dec 15

Nov 16

Frequently Asked Questions About Flights to St. Louis

How can I find cheap flights from Singapore to St. Louis?

When should I book flights from Singapore to St. Louis?

Should I compare nearby airports for flights from Singapore to St. Louis?

Are direct flights from Singapore to St. Louis always the best option?

Can flexible travel dates help on Singapore to St. Louis flights?

What extra costs should I check before booking Singapore to St. Louis flights?

Related routes

More routes from Singapore

Flights to St. Louis from other cities

Singapore to St. Louis: Overview

Insights for flights from Singapore to St. Louis

How much is a round trip from Singapore to St. Louis

The cheapest time to fly from Singapore to St. Louis

Direct flights from Singapore to St. Louis

Last-minute flights going from Singapore to St. Louis

Biggest price drops on these dates for flights from Singapore to St. Louis

Popular Airports to fly from Singapore to St. Louis

Singapore - St. Louis route insights

Recent fares are below the typical level

September is historically cheapest

Flights typically take 64h 50m

Connecting flights are dominant

Air China offers the best recent deal

Deals are rare for this route

Singapore main airports to depart from

St. Louis main airports to arrive at

Airports nearby St. Louis used as alternative

Business & First Class Flight Deals to St. Louis

Best Elite deals to St. Louis

Dec 15

Dec 04

Dec 16

Dec 03

Dec 12

Dec 01

Dec 06

Dec 07

Nov 14

Nov 16

Dec 15

Nov 16

Frequently Asked Questions About Flights to St. Louis

How can I find cheap flights from Singapore to St. Louis?

When should I book flights from Singapore to St. Louis?

Should I compare nearby airports for flights from Singapore to St. Louis?