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S$ 883+ Cheap flights to St. Louis

— STL
5 Oct — 12 Oct1
1 adult
1 adult, Economy, 0 bags

Flights to St. Louis in 2026

Enter your travel dates to find the best prices.

Cheapest flights to St. Louis

Thu 15-1003:15 -
2 stops33h 44m
Fri 23-1007:02 -
2 stops36h 43m
Deal found 1-9S$ 1,529
Fri 16-1015:15 -
3 stops35h 45m
Fri 23-1007:02 -
2 stops36h 43m
Deal found 1-9S$ 1,808

Find flight deals to St. Louis

Return from

S$ 1,529

One-way from

S$ 883
Qatar Airways
  • Qatar Airways
  • 15-10-23-10
  • 4 total stops
  • 70h 27m total
  • Singapore to St. Louis
Search Deals
Qatar Airways
  • Qatar Airways
  • 16-10-31-12
  • 2 total stops
  • 33h 44m total
  • Singapore to St. Louis
Search Deals

Cheapflights Fare Finder

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

Fly from

Route

Depart

Return

Price

Cheapest return flight

SingaporeSt. Louis

SIN Singapore Changi - STL Lambert-St Louis

SINSTL

Singapore Changi

Sat 12-9

13:55-23:05

2 stops46h 10m

Lambert-St Louis

Wed 31-12

00:00-13:30

Nonstop0h 00m

S$ 914

SingaporeSt. Louis

SIN Singapore Changi - STL Lambert-St Louis

SINSTL

Singapore Changi

Sat 17-10

13:55-12:15

3 stops35h 20m

Lambert-St Louis

Wed 31-12

00:00-13:30

Nonstop0h 00m

S$ 1,065

SingaporeSt. Louis

SIN Singapore Changi - STL Lambert-St Louis

SINSTL

Singapore Changi

Thu 15-10

03:15-23:59

2 stops33h 44m

Lambert-St Louis

Fri 23-10

07:02-08:45

2 stops36h 43m

S$ 1,529
Fastest return journey

SingaporeSt. Louis

SIN Singapore Changi - STL Lambert-St Louis

SINSTL

Singapore Changi

Sat 17-10

08:45-18:43

1 stop22h 58m

Lambert-St Louis

Wed 31-12

00:00-13:30

Nonstop0h 00m

S$ 1,776

SingaporeSt. Louis

SIN Singapore Changi - STL Lambert-St Louis

SINSTL

Singapore Changi

Fri 16-10

09:00-15:44

1 stop43h 44m

Lambert-St Louis

Fri 23-10

16:42-17:35

1 stop35h 53m

S$ 1,915

SingaporeSt. Louis

SIN Singapore Changi - STL Lambert-St Louis

SINSTL

Singapore Changi

Sun 10-1

14:25-16:30

2 stops40h 05m

Lambert-St Louis

Wed 31-12

00:00-13:30

Nonstop0h 00m

S$ 2,071

Flights are sorted by cheapest return flights first.

Deals found on 2-9

Sorted by cheapest first

Best time to book a flight to St. Louis

Have a flexible travel schedule? Discover the best time to fly to St. Louis with our price prediction graph.
Estimated return price

Cheapflights Insights

Everything you need to know about your flight to St. Louis

What are the cheapest airlines that fly to St. Louis?

The cheapest airline flying from Singapore to St. Louis is United Airlines.

Reviews of airlines servicing St. Louis

See what other customers who have flown with United Airlines to the United States have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
10,172 reviews
Check prices

Crew

8.1

Overall

7.4

Comfort

7.3

Entertainment

7.1

Boarding

7.7

Food

6.6

Reviews

1 / 20
4.0
Okay

Chris,Aug 2026

MIA - ORD

Had to go through TSA again, already purchased bottle drink. TSA would not let through, United changed gates last minute. This experience bad for everyone. Staff rude, not our fault. Staff from Chicago to Wichita excellent!
United Airlines
7.4
Good
10,172 reviews
United Airlines
7.4
Good
10,172 reviews
Check prices

Crew

8.1

Overall

7.4

Comfort

7.3

Entertainment

7.1

Boarding

7.7

Food

6.6

Reviews

1 / 20
4.0
Okay

Chris,Aug 2026

MIA - ORD

Had to go through TSA again, already purchased bottle drink. TSA would not let through, United changed gates last minute. This experience bad for everyone. Staff rude, not our fault. Staff from Chicago to Wichita excellent!

FAQs about flying to St. Louis

  • What airport do you fly into for flights to St. Louis?

    Booking a flight to Lambert-St Louis (STL) is your only option if you intend on flying to St. Louis. It is only a 20.4 km journey from Lambert-St Louis to St. Louis’s city centre.

  • Can I find cheaper flights to St. Louis if I am willing to have stopovers?

    Yes, flights with stopovers are often cheaper than direct flights. Keep an eye out for flight deals to St. Louis on Cheapflights that require 1 or 2 stops for potential cost savings.

  • What is the best airline to fly to St. Louis?

    Based on reviews from Cheapflights users, United Airlines is rated the highest out of the airlines that fly to St. Louis.

  • Does Lambert-St Louis have rental cars?

    Yes. Those touching down at Lambert-St Louis can take advantage of the car hire services offered upon their arrival.

  • Are there hotels close to Lambert-St Louis?

    Yes. Lambert-St Louis has hotels nearby for those requiring accommodations. St Ann Townhome Less Than 1 Mi to International Airport! is the closest property to Lambert-St Louis (0.0 km away from Lambert-St Louis).

See more FAQs

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