$491+ Cheap flights from St. Louis (STL) to Singapore (SIN)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/17. Fares are subject to change and may not be available on all flights or dates of travel.
STL — SIN
Mar 15 — Mar 221
1 adult, Economy
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Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Cheapest flights from St. Louis to SingaporeExplore the most affordable flight options available from St. Louis to Singapore. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 13, 2026.
Explore the most affordable flight options available from St. Louis to Singapore. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 13, 2026.
This CheapTickets deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapTickets is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/264:20 pm
STL
- SIN
1 stop36h 25m
Multiple Airlines
Thu 4/29:00 am
SIN
- STL
1 stop27h 59m
Multiple Airlines
Deal found 2/9![Multiple Airlines logo]()
$974
This oojo deal was found by Cheapflights users on 2/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/309:49 am
STL
- SIN
2 stops36h 56m
Cathay Pacific
Sat 10/31:45 am
SIN
- STL
2 stops44h 05m
Cathay Pacific
Deal found 2/11![Cathay Pacific logo]()
$982
This Trip.com deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/274:20 pm
STL
- SIN
1 stop36h 25m
Multiple Airlines
Fri 4/39:00 am
SIN
- STL
1 stop27h 59m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$1,109
This Booking.com deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/158:55 am
STL
- SIN
2 stops55h 20m
Air Canada
Sat 10/247:00 am
SIN
- STL
2 stops45h 30m
Air Canada
Deal found 2/10![Air Canada logo]()
$1,135
This Air Canada deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/157:30 am
STL
- SIN
2 stops32h 45m
Air Canada
Thu 5/217:00 am
SIN
- STL
2 stops26h 05m
Air Canada
Deal found 2/10![Air Canada logo]()
$1,144
This Air Canada deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/202:40 pm
STL
- SIN
2 stops49h 35m
Air Canada
Thu 8/67:00 am
SIN
- STL
2 stops45h 46m
Air Canada
Deal found 2/12![Air Canada logo]()
$1,158
This United Airlines deal was found by Cheapflights users on 2/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/266:51 am
STL
- SIN
1 stop24h 24m
United Airlines
Thu 4/28:35 pm
SIN
- STL
1 stop22h 15m
United Airlines
Deal found 2/8![United Airlines logo]()
$1,176
This Air Canada deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/1812:10 pm
STL
- SIN
2 stops52h 05m
Air Canada
Thu 8/67:00 am
SIN
- STL
2 stops45h 46m
Air Canada
Deal found 2/12![Air Canada logo]()
$1,183
This Air Canada deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/198:55 am
STL
- SIN
2 stops31h 20m
Air Canada
Thu 8/67:00 am
SIN
- STL
2 stops45h 46m
Air Canada
Deal found 2/12![Air Canada logo]()
$1,188
This Air Canada deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/202:40 pm
STL
- SIN
2 stops49h 35m
Air Canada
Tue 8/47:00 am
SIN
- STL
2 stops27h 11m
Air Canada
Deal found 2/12![Air Canada logo]()
$1,209
This Air Canada deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/222:40 pm
STL
- SIN
2 stops49h 35m
Air Canada
Sat 8/87:00 am
SIN
- STL
2 stops26h 02m
Air Canada
Deal found 2/12![Air Canada logo]()
$1,213
Best flights from St. Louis to SingaporeDiscover carefully curated flight deals from St. Louis to Singapore that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 13, 2026.
Discover carefully curated flight deals from St. Louis to Singapore that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 13, 2026.
This Trip.com deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/274:20 pm
STL
- SIN
1 stop36h 25m
Multiple Airlines
Fri 4/39:00 am
SIN
- STL
1 stop27h 59m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$1,109
This Air Canada deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/157:30 am
STL
- SIN
2 stops32h 45m
Air Canada
Thu 5/217:00 am
SIN
- STL
2 stops26h 05m
Air Canada
Deal found 2/10![Air Canada logo]()
$1,144
This United Airlines deal was found by Cheapflights users on 2/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/208:30 am
STL
- SIN
1 stop33h 15m
United Airlines
Mon 5/48:35 pm
SIN
- STL
1 stop22h 12m
United Airlines
Deal found 2/8![United Airlines logo]()
$1,176
This KAYAK deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/48:00 am
STL
- SIN
2 stops42h 45m
Qatar Airways
Sat 4/117:40 pm
SIN
- STL
2 stops36h 53m
Qatar Airways
Deal found 2/9![Qatar Airways logo]()
$1,278
This United Airlines deal was found by Cheapflights users on 2/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/266:51 am
STL
- SIN
1 stop24h 24m
United Airlines
Thu 4/28:35 pm
SIN
- STL
1 stop22h 15m
United Airlines
Deal found 2/8![United Airlines logo]()
$1,176
This Air Canada deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/202:40 pm
STL
- SIN
2 stops49h 35m
Air Canada
Tue 8/47:00 am
SIN
- STL
2 stops27h 11m
Air Canada
Deal found 2/12![Air Canada logo]()
$1,209
This United Airlines deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/208:15 pm
STL
- SIN
2 stops33h 20m
United Airlines
Fri 8/78:45 am
SIN
- STL
2 stops38h 08m
United Airlines
Deal found 2/12![United Airlines logo]()
$1,249
This United Airlines deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/237:06 pm
STL
- SIN
1 stop22h 09m
United Airlines
Mon 8/38:45 am
SIN
- STL
2 stops44h 01m
United Airlines
Deal found 2/12![United Airlines logo]()
$1,290
This United Airlines deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/227:06 pm
STL
- SIN
1 stop22h 09m
United Airlines
Mon 8/38:45 am
SIN
- STL
2 stops44h 01m
United Airlines
Deal found 2/12![United Airlines logo]()
$1,290
This United Airlines deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/208:15 pm
STL
- SIN
2 stops33h 20m
United Airlines
Mon 8/38:45 am
SIN
- STL
2 stops44h 01m
United Airlines
Deal found 2/12![United Airlines logo]()
$1,295
Last-minute flights from St. Louis to SingaporeDiscover last-minute flight deals from St. Louis to Singapore. Data last updated February 13, 2026 and is based on user searches.
Discover last-minute flight deals from St. Louis to Singapore. Data last updated February 13, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/196:00 pm
STL
- SIN
2 stops36h 15m
United Airlines
Sun 3/2210:10 am
SIN
- STL
1 stop25h 15m
United Airlines
Deal found 2/10![United Airlines logo]()
$1,281
This United Airlines deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/216:25 am
STL
- SIN
2 stops35h 35m
United Airlines
Mon 3/2310:20 pm
SIN
- STL
2 stops24h 01m
United Airlines
Deal found 2/9![United Airlines logo]()
$1,422
This CheapTickets deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapTickets is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/264:20 pm
STL
- SIN
1 stop36h 25m
Multiple Airlines
Thu 4/29:00 am
SIN
- STL
1 stop27h 59m
Multiple Airlines
Deal found 2/9![Multiple Airlines logo]()
$974
This United Airlines deal was found by Cheapflights users on 2/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/266:51 am
STL
- SIN
1 stop24h 24m
United Airlines
Thu 4/28:35 pm
SIN
- STL
1 stop22h 15m
United Airlines
Deal found 2/8![United Airlines logo]()
$1,176
This Trip.com deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/274:20 pm
STL
- SIN
1 stop36h 25m
Multiple Airlines
Fri 4/39:00 am
SIN
- STL
1 stop27h 59m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$1,109
This Expedia deal was found by Cheapflights users on 2/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/285:30 pm
STL
- SIN
2 stops63h 00m
Multiple Airlines
Sat 4/410:50 pm
SIN
- STL
2 stops38h 09m
Multiple Airlines
Deal found 2/11![Multiple Airlines logo]()
$1,298
This Qatar Airways deal was found by Cheapflights users on 2/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/288:00 am
STL
- SIN
2 stops35h 50m
Qatar Airways
Sat 4/47:40 pm
SIN
- STL
2 stops32h 48m
Qatar Airways
Deal found 2/11![Qatar Airways logo]()
$1,344
One-way flights from St. Louis to SingaporeSearch for one-way flight options from St. Louis to Singapore. Find affordable one-way fares based on user searches. Data last updated February 13, 2026.
Search for one-way flight options from St. Louis to Singapore. Find affordable one-way fares based on user searches. Data last updated February 13, 2026.
This KAYAK deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/176:38 am
STL
- SIN
2 stops27h 47m
Cathay Pacific
Deal found 2/9![Cathay Pacific logo]()
$491
This United Airlines deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/175:25 pm
STL
- SIN
1 stop24h 35m
United Airlines
Deal found 2/9![United Airlines logo]()
$663
This Kiwi.com deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/1710:37 am
STL
- SIN
3 stops47h 18m
Multiple Airlines
Deal found 2/9![Multiple Airlines logo]()
$673
This Kiwi.com deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/206:00 am
STL
- SIN
3 stops48h 15m
Multiple Airlines
Deal found 2/12![Multiple Airlines logo]()
$726
This Gotogate deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/201:15 pm
STL
- SIN
2 stops51h 00m
Air Canada
Deal found 2/12![Air Canada logo]()
$881
This United Airlines deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/207:06 pm
STL
- SIN
1 stop34h 29m
United Airlines
Deal found 2/12![United Airlines logo]()
$1,224
This Kiwi.com deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/106:29 am
STL
- SIN
3 stops49h 56m
Multiple Airlines
Deal found 2/12![Multiple Airlines logo]()
$2,298
This Kiwi.com deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/97:00 am
STL
- SIN
3 stops51h 25m
Multiple Airlines
Deal found 2/12![Multiple Airlines logo]()
$2,345
This Kiwi.com deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/510:45 am
STL
- SIN
3 stops54h 25m
Multiple Airlines
Deal found 2/9![Multiple Airlines logo]()
$2,348
This Kiwi.com deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/76:10 am
STL
- SIN
3 stops51h 15m
Multiple Airlines
Deal found 2/12![Multiple Airlines logo]()
$2,407
This Kiwi.com deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/89:52 am
STL
- SIN
3 stops43h 08m
Multiple Airlines
Deal found 2/12![Multiple Airlines logo]()
$2,489
This Kiwi.com deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/116:32 am
STL
- SIN
3 stops34h 23m
Multiple Airlines
Deal found 2/12![Multiple Airlines logo]()
$2,539
Find flight deals from St. Louis to Singapore
Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Singapore (SIN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated February 13, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $974 (CheapTickets) |
One-way from | $491 (KAYAK) |
Popular in | December |
Cheapest in | January |
Average price | $1,407 |
Cheapflights Fare Finder
Customize your flight search to find flights from St. Louis to Singapore that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 13, 2026.
Use the filters below to find and compare flights from St. Louis to Singapore that are best for you.
Fly from
St. Louis
Fly to
Singapore
Route
Depart
Return
Price
St. LouisSingapore
STL - SIN
STLSIN
Lambert-St Louis
Fri 3/27
4:20 pm-5:45 pm
1 stop36h 25m
Singapore Changi
Fri 4/3
9:00 am-11:59 pm
1 stop27h 59m
$1,109
St. LouisSingapore
STL - SIN
STLSIN
Lambert-St Louis
Fri 5/15
7:30 am-5:15 am
2 stops32h 45m
Singapore Changi
Thu 5/21
7:00 am-8:05 pm
2 stops26h 05m
$1,144
St. LouisSingapore
STL - SIN
STLSIN
Lambert-St Louis
Mon 4/20
8:30 am-6:45 am
1 stop33h 15m
Singapore Changi
Mon 5/4
8:35 pm-5:47 am
1 stop22h 12m
$1,176
St. LouisSingapore
STL - SIN
STLSIN
Lambert-St Louis
Thu 3/26
6:51 am-8:15 pm
1 stop24h 24m
Singapore Changi
Thu 4/2
8:35 pm-5:50 am
1 stop22h 15m
$1,176
St. LouisSingapore
STL - SIN
STLSIN
Lambert-St Louis
Mon 7/20
2:40 pm-5:15 am
2 stops49h 35m
Singapore Changi
Tue 8/4
7:00 am-9:11 pm
2 stops27h 11m
$1,209
St. LouisSingapore
STL - SIN
STLSIN
Lambert-St Louis
Mon 7/20
8:15 pm-6:35 pm
2 stops33h 20m
Singapore Changi
Fri 8/7
8:45 am-9:53 am
2 stops38h 08m
$1,249
St. LouisSingapore
STL - SIN
STLSIN
Lambert-St Louis
Sat 4/4
8:00 am-3:45 pm
2 stops42h 45m
Singapore Changi
Sat 4/11
7:40 pm-7:33 pm
2 stops36h 53m
$1,278
St. LouisSingapore
STL - SIN
STLSIN
Lambert-St Louis
Thu 7/23
7:06 pm-6:15 am
1 stop22h 09m
Singapore Changi
Mon 8/3
8:45 am-3:46 pm
2 stops44h 01m
$1,290
St. LouisSingapore
STL - SIN
STLSIN
Lambert-St Louis
Wed 7/22
7:06 pm-6:15 am
1 stop22h 09m
Singapore Changi
Mon 8/3
8:45 am-3:46 pm
2 stops44h 01m
$1,290
St. LouisSingapore
STL - SIN
STLSIN
Lambert-St Louis
Mon 7/20
8:15 pm-6:35 pm
2 stops33h 20m
Singapore Changi
Mon 8/3
8:45 am-3:46 pm
2 stops44h 01m
$1,295
Showing 1-10 of 21 results
Compare providers for flights from St. Louis to Singapore
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from St. Louis to Singapore in February.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*2 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on St. Louis-Singapore flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on St. Louis-Singapore flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from St. Louis-Singapore flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on St. Louis-Singapore flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for St. Louis-Singapore flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from St. Louis to Singapore
Have a flexible travel schedule? Discover the best time to fly to Singapore from St. Louis with our price prediction graph.
STL-SIN
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from St. Louis to Singapore
Reviews of airlines servicing Singapore
Get insights into the airlines that provide service to Singapore. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Singapore. Reviews last updated February 13, 2026.
See what other customers who have flown with United Airlines from St. Louis to Singapore have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.1
Food
6.6
Boarding
7.7
Crew
8.1
Overall
7.4
Comfort
7.3
Reviews
1 / 20
10.0
ExcellentDane,Jan 2026
TYS - IAD
Entertainment
7.1
Food
6.6
Boarding
7.7
Crew
8.1
Overall
7.4
Comfort
7.3
Reviews
1 / 20
10.0
ExcellentDane,Jan 2026
TYS - IAD
Related info for your journey
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Top airline flying from St. Louis to Singapore
Discover the top airline that operate flights from St. Louis to Singapore. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 13, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$1,094 | Average$1,447 | FlexibilityNo cancel fee | On-time69% |