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S$ 838+ Cheap flights to St. Louis

— STL
24 Nov — 1 Dec1
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

Sat 21-1108:15 -
2 stops46h 29m
Sat 28-1106:00 -
2 stops34h 40m
Deal found 22-10S$ 1,461
Sat 21-1108:15 -
2 stops25h 24m
Sat 28-1111:24 -
2 stops29h 16m
Deal found 24-10S$ 1,684
Sat 21-1108:55 -
1 stop29h 04m
Sat 28-1106:00 -
1 stop45h 45m
Deal found 22-10S$ 1,715
Sat 21-1123:55 -
1 stop27h 50m
Sat 28-1113:08 -
2 stops27h 42m
Deal found 24-10S$ 2,235

Find flight deals to St. Louis

Return from

S$ 1,461

One-way from

S$ 838
Japan Airlines
  • Japan Airlines
  • 21-11-28-11
  • 4 total stops
  • 81h 09m total
  • Singapore to St. Louis
Search Deals
14-11-31-12
  • 14-11-31-12
  • 1 total stop
  • 20h 26m 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
Fastest return journey

SingaporeSt. Louis

SIN Singapore Changi - STL Lambert-St Louis

SINSTL

Singapore Changi

Sat 14-11

08:55-15:21

1 stop20h 26m

Lambert-St Louis

Wed 31-12

00:00-13:30

Nonstop0h 00m

S$ 838

SingaporeSt. Louis

SIN Singapore Changi - STL Lambert-St Louis

SINSTL

Singapore Changi

Sat 21-11

08:15-19:39

2 stops25h 24m

Lambert-St Louis

Sat 28-11

11:24-06:40

2 stops29h 16m

S$ 1,684

SingaporeSt. Louis

SIN Singapore Changi - STL Lambert-St Louis

SINSTL

Singapore Changi

Sat 21-11

08:55-23:59

1 stop29h 04m

Lambert-St Louis

Sat 28-11

06:00-17:45

1 stop45h 45m

S$ 1,715

SingaporeSt. Louis

SIN Singapore Changi - STL Lambert-St Louis

SINSTL

Singapore Changi

Sat 21-11

23:55-13:45

1 stop27h 50m

Lambert-St Louis

Sat 28-11

13:08-06:50

2 stops27h 42m

S$ 2,235

Flights are sorted by cheapest return flights first.

Deals found on 20-10

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
7.3
Good
10,432 reviews
Check prices

Crew

8.1

Food

6.7

Entertainment

7.1

Overall

7.3

Boarding

7.7

Comfort

7.3

Reviews

1 / 20
8.0
Excellent

Asha,Sept 2026

LGA - IAH

The flight was on time and boardi g was very organized and timely. Snacks are awful and having one little glass of juice was terrible. Fortunately, I had my water to keep me hydrated.
United Airlines
7.3
Good
10,432 reviews
United Airlines
7.3
Good
10,432 reviews
Check prices

Crew

8.1

Food

6.7

Entertainment

7.1

Overall

7.3

Boarding

7.7

Comfort

7.3

Reviews

1 / 20
8.0
Excellent

Asha,Sept 2026

LGA - IAH

The flight was on time and boardi g was very organized and timely. Snacks are awful and having one little glass of juice was terrible. Fortunately, I had my water to keep me hydrated.

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. Hampton Inn St. Louis-Airport is the closest property to Lambert-St Louis (0.0 km away from Lambert-St Louis).

See more FAQs

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