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Cheap flights from St. Louis to Singapore from $563

1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from St. Louis to Singapore

Cheap round-trip flights

Enter your travel dates to find the best prices.
Lufthansa Logo
3:40 pm - 5:05 pmSTL  Lambert-St Louis-SIN Singapore Changi
35h 25m1 stop Frankfurt am Main
Lufthansa Logo
11:55 pm - 1:45 pmSIN  Singapore Changi-STL Lambert-St Louis
27h 50m1 stop Frankfurt am Main
$1,205Lufthansa
Sun, Nov 22 - Tue, Dec 8
Lufthansa Logo
6:50 pm - 3:25 pmSTL  Lambert-St Louis-SIN Singapore Changi
30h 35m2 stops Chicago O'Hare Intl Munich Franz Josef Strauss
Lufthansa Logo
11:55 pm - 1:45 pmSIN  Singapore Changi-STL Lambert-St Louis
27h 50m1 stop Frankfurt am Main
$1,215Lufthansa
Sun, Nov 22 - Tue, Dec 8
Multiple Airlines Logo
6:00 am - 5:00 amSTL  Lambert-St Louis-SIN Singapore Changi
33h 00m2 stops Seattle/Tacoma Intl Incheon Intl
Multiple Airlines Logo
8:15 am - 4:40 pmSIN  Singapore Changi-STL Lambert-St Louis
22h 25m2 stops Tokyo Narita Seattle/Tacoma Intl
$1,218Multiple Airlines
Sun, Nov 22 - Tue, Dec 8
Multiple Airlines Logo
6:00 am - 12:50 amSTL  Lambert-St Louis-SIN Singapore Changi
28h 50m2 stops Seattle/Tacoma Intl Tokyo Narita
Multiple Airlines Logo
10:30 am - 11:59 pmSIN  Singapore Changi-STL Lambert-St Louis
27h 29m2 stops Incheon Intl Seattle/Tacoma Intl
$1,230Multiple Airlines
Mon, Nov 16 - Mon, Nov 23
Qatar Airways Logo
1:14 pm - 8:45 amSTL  Lambert-St Louis-SIN Singapore Changi
29h 31m2 stops Chicago O'Hare Intl Doha Hamad Intl
Qatar Airways Logo
8:15 pm - 7:58 pmSIN  Singapore Changi-STL Lambert-St Louis
37h 43m2 stops Doha Hamad Intl Chicago O'Hare Intl
$1,279Qatar Airways
Mon, Nov 30 - Mon, Dec 7
Multiple Airlines Logo
6:04 am - 11:40 pmSTL  Lambert-St Louis-SIN Singapore Changi
27h 36m2 stops Seattle/Tacoma Intl Tokyo Narita
Multiple Airlines Logo
6:35 am - 4:40 pmSIN  Singapore Changi-STL Lambert-St Louis
24h 05m2 stops Tokyo Narita Seattle/Tacoma Intl
$1,286Multiple Airlines
Wed, Dec 2 - Wed, Dec 9
Cathay Pacific Logo
7:26 am - 11:50 amSTL  Lambert-St Louis-SIN Singapore Changi
38h 24m2 stops Chicago O'Hare Intl Hong Kong Intl
Cathay Pacific Logo
8:20 pm - 8:19 pmSIN  Singapore Changi-STL Lambert-St Louis
37h 59m2 stops Hong Kong Intl Dallas/Fort Worth
$1,300Cathay Pacific
Thu, Nov 5 - Mon, Nov 9
United Airlines Logo
7:05 pm - 8:00 amSTL  Lambert-St Louis-SIN Singapore Changi
22h 55m1 stop San Francisco
United Airlines Logo
10:10 am - 6:11 pmSIN  Singapore Changi-STL Lambert-St Louis
22h 01m1 stop San Francisco
$1,342United Airlines
Sun, Nov 29 - Sun, Dec 6
United Airlines Logo
6:00 am - 8:00 amSTL  Lambert-St Louis-SIN Singapore Changi
36h 00m2 stops Chicago O'Hare Intl San Francisco
United Airlines Logo
10:10 am - 6:11 pmSIN  Singapore Changi-STL Lambert-St Louis
22h 01m1 stop San Francisco
$1,346United Airlines
Sun, Nov 29 - Sun, Dec 6
United Airlines Logo
7:30 am - 8:00 amSTL  Lambert-St Louis-SIN Singapore Changi
34h 30m2 stops Chicago O'Hare Intl San Francisco
United Airlines Logo
10:10 am - 8:57 pmSIN  Singapore Changi-STL Lambert-St Louis
24h 47m2 stops San Francisco Denver Intl
$1,346United Airlines
Sun, Nov 29 - Sun, Dec 6

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Finnair flights from St. Louis to Singapore

Our best Finnair deals on St. Louis to Singapore flight tickets
Finnair
Dec 22
STL12:14 pmLambert-St Louis
40h 26m
2 stops
SIN6:40 pmSingapore Changi
Dec 29
SIN10:05 pmSingapore Changi
34h 19m
2 stops
STL6:24 pmLambert-St Louis
$1,998
Finnair
Dec 22
STL12:14 pmLambert-St Louis
40h 26m
2 stops
SIN6:40 pmSingapore Changi
Dec 29
SIN10:05 pmSingapore Changi
34h 19m
2 stops
STL6:24 pmLambert-St Louis
$2,070

Lufthansa flights from St. Louis to Singapore

Our best Lufthansa deals on St. Louis to Singapore flight tickets
Lufthansa
Nov 22
STL3:40 pmLambert-St Louis
35h 25m
1 stop
SIN5:05 pmSingapore Changi
Dec 8
SIN11:55 pmSingapore Changi
27h 50m
1 stop
STL1:45 pmLambert-St Louis
$1,205
Lufthansa
Nov 22
STL6:50 pmLambert-St Louis
30h 35m
2 stops
SIN3:25 pmSingapore Changi
Dec 8
SIN11:55 pmSingapore Changi
27h 50m
1 stop
STL1:45 pmLambert-St Louis
$1,215
Lufthansa
Nov 8
STL6:50 pmLambert-St Louis
30h 35m
2 stops
SIN3:25 pmSingapore Changi
Nov 30
SIN11:55 pmSingapore Changi
36h 20m
2 stops
STL10:15 pmLambert-St Louis
$1,359

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

St. LouisSingapore

STL Lambert-St Louis - SIN Singapore Changi

STLSIN

Lambert-St Louis

Sun 11/22

3:40 pm-5:05 pm

1 stop35h 25m

Singapore Changi

Tue 12/8

11:55 pm-1:45 pm

1 stop27h 50m

$1,205

St. LouisSingapore

STL Lambert-St Louis - SIN Singapore Changi

STLSIN

Lambert-St Louis

Sun 11/22

6:50 pm-3:25 pm

2 stops30h 35m

Singapore Changi

Tue 12/8

11:55 pm-1:45 pm

1 stop27h 50m

$1,215

St. LouisSingapore

STL Lambert-St Louis - SIN Singapore Changi

STLSIN

Lambert-St Louis

Sun 11/22

6:00 am-5:00 am

2 stops33h 00m

Singapore Changi

Tue 12/8

8:15 am-4:40 pm

2 stops22h 25m

$1,218

St. LouisSingapore

STL Lambert-St Louis - SIN Singapore Changi

STLSIN

Lambert-St Louis

Mon 11/16

6:00 am-12:50 am

2 stops28h 50m

Singapore Changi

Mon 11/23

10:30 am-11:59 pm

2 stops27h 29m

$1,230

St. LouisSingapore

STL Lambert-St Louis - SIN Singapore Changi

STLSIN

Lambert-St Louis

Mon 11/30

1:14 pm-8:45 am

2 stops29h 31m

Singapore Changi

Mon 12/7

8:15 pm-7:58 pm

2 stops37h 43m

$1,279

St. LouisSingapore

STL Lambert-St Louis - SIN Singapore Changi

STLSIN

Lambert-St Louis

Wed 12/2

6:04 am-11:40 pm

2 stops27h 36m

Singapore Changi

Wed 12/9

6:35 am-4:40 pm

2 stops24h 05m

$1,286

St. LouisSingapore

STL Lambert-St Louis - SIN Singapore Changi

STLSIN

Lambert-St Louis

Thu 11/5

7:26 am-11:50 am

2 stops38h 24m

Singapore Changi

Mon 11/9

8:20 pm-8:19 pm

2 stops37h 59m

$1,300
Quickest round-trip

St. LouisSingapore

STL Lambert-St Louis - SIN Singapore Changi

STLSIN

Lambert-St Louis

Sun 11/29

7:05 pm-8:00 am

1 stop22h 55m

Singapore Changi

Sun 12/6

10:10 am-6:11 pm

1 stop22h 01m

$1,342

St. LouisSingapore

STL Lambert-St Louis - SIN Singapore Changi

STLSIN

Lambert-St Louis

Sun 11/29

6:00 am-8:00 am

2 stops36h 00m

Singapore Changi

Sun 12/6

10:10 am-6:11 pm

1 stop22h 01m

$1,346

St. LouisSingapore

STL Lambert-St Louis - SIN Singapore Changi

STLSIN

Lambert-St Louis

Sun 11/29

7:30 am-8:00 am

2 stops34h 30m

Singapore Changi

Sun 12/6

10:10 am-8:57 pm

2 stops24h 47m

$1,346

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Singapore from

How to get the cheapest flight ticket from St. Louis to Singapore

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Singapore?

The month of October is, on average, the cheapest month to fly to Singapore from St. Louis, with most prices found around $1,035. If you aren’t able to travel to Singapore during the month of October, then flying in November is also cheap. Prices for this month can be found on momondo for an average of $1,198.

Can stopping save me money on St. Louis to Singapore flights?

You could potentially save up to 6% on your flight if you consider stops on a St. Louis to Singapore flight.

Cheap St. Louis to Singapore flight deals and tips

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

Best Price Found

$563

Fastest flight time

27h 36m

Direct flights

None
The best one-way flight to Singapore from St. Louis in the past 72 hours is $563. The best round-trip flight deal from St. Louis to Singapore found on momondo in the last 72 hours is $1,205.
The fastest flight from St. Louis to Singapore takes 27h 36m
There are no direct flights from St. Louis to Singapore. There are no popular flight routes from St. Louis to Singapore.
Search flight deals

Frequently asked questions about flying from St. Louis to Singapore

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

    Prices for flights from Lambert-St Louis Airport to Singapore are updated daily.

  • How many operators does momondo search for flights from Lambert-St Louis Airport to Singapore?

  • How old do you have to be to fly from Lambert-St Louis Airport to Singapore?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Lambert-St Louis Airport to Singapore.

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

    The required travel and health documents for your Singapore trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Singapore. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from St. Louis to Singapore

Compare and see reviews for airlines that fly from St. Louis to Singapore with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $1,126Free CancellationRating
7.3
10,388 reviews
Search United Airlines flights

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Singapore from St. Louis.

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

Yes. All flights to Singapore 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 Singapore?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from St. Louis to Singapore.

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

Yes. momondo can track prices for St. Louis to Singapore flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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