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 24 days ago
486,190 searches this week
171 airlines compared
80%+ AI score for best value
Fares are subject to change and may not be available for all dates. (Data last updated May 29, 2026.)
Today’s best flight deals from Singapore to St. Louis
Explore current cheapest deals departing from Singapore to St. Louis
Round trip
Sort by: Cheapest
July 7 - July 13
SIN - St. Louis
$1,477
$1,156
Round trip
July 14 - July 27
SIN - St. Louis
$1,412
$1,178
Round trip
July 14 - August 11
SIN - St. Louis
$1,405
$1,185
Round trip
July 14 - July 21
SIN - St. Louis
$1,449
$1,190
Round trip
July 13 - July 27
SIN - St. Louis
$1,411
$1,205
Round trip
July 13 - August 11
SIN - St. Louis
$1,405
$1,212
Round trip
September 18 - September 20
SIN - St. Louis
$1,448
$1,232
Round trip
July 11 - July 18
SIN - St. Louis
$1,461
$1,235
Round trip
July 7 - August 6
SIN - St. Louis
$1,414
$1,299
Round trip
November 7 - November 14
SIN - St. Louis
$1,540
$1,308
Round trip
Unlock all 500+ flight deals to St. Louis and get alerts when great deals appear
Route Intelligence — 486,190 Searches this Week
Insights for flights from Singapore to St. Louis
How much is a round trip from Singapore to St. Louis
Regular price: $1,287 - $2,063
Prices for flights from Singapore to St. Louis are currently below the regular range.
The regular price range for flights from Singapore to St. Louis is typically USD 1287 to USD 2063. The current lowest deal is USD 1156 with Japan Airlines, for travel from Jul 7-Jul 13.
now $1,156
Low $1,287
High $2,063
The cheapest time to fly from Singapore to St. Louis
Flights from Singapore to St. Louis are cheapest in September, with a median price of $1132. The most expensive month to fly is August, with a median price of $2730. Generally, prices are lower from January to November.
September
Flights from $1,132
August
Flights from $2,730
Direct flights from Singapore to St. Louis
United Airlines
China Airlines
Frontier Airlines
Alaska Airlines, Inc.
Last-minute flights going from Singapore to St. Louis
Mon, Jun 22
SIN - St. Louis
Singapore (SIN) - St. Louis (STL)
United Airlines
$1,599
$1,852
One-way
Thu, Jun 25
SIN - St. Louis
Singapore (SIN) - St. Louis (STL)
$1,513
$1,842
One-way
Thu, Jun 25
SIN - St. Louis
Singapore (SIN) - St. Louis (STL)
$1,510
$1,871
One-way
Thu, Jun 25
SIN - St. Louis
Singapore (SIN) - St. Louis (STL)
$1,499
$1,871
One-way
Fri, Jun 26
SIN - St. Louis
Singapore (SIN) - St. Louis (STL)
$1,499
$1,812
One-way
Fri, Jun 26
SIN - St. Louis
Singapore (SIN) - St. Louis (STL)
$1,492
$1,842
One-way
Biggest price drops on these dates for flights from Singapore to St. Louis
Jul 7 - Jul 13
$1,477 → $1,156
22%
Jul 14 - Jul 21
$1,449 → $1,190
18%
Jul 14 - Jul 27
$1,412 → $1,178
17%
Nov 7 - Nov 14
$1,540 → $1,308
15%
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 at $1156.
📅 Best time to fly
September is historically cheapest at $1132
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, covering a distance of 15320 km.
✈️ Airlines & availability
Connecting flights are dominant for this route
Connecting flights are dominant for this route, with a median of 5 stopovers.
🏆 Airline highlight
Japan Airlines offers a recent deal at $1156
Japan Airlines recently offered a deal for $1156 from Singapore to St. Louis.
🎯 Booking tip
Deals are rare for this route
Deals for flights from Singapore to St. Louis are rare, occurring about 0.1 times per day.
Singapore main airports to depart from
Singapore Changi (SIN)
Singapore Changi is the cheapest departure airport for flights from Singapore to St. Louis.
📍 ~18 km from city center (reachable by car or train)
💸 Flights from ~$1156
St. Louis main airports to arrive at
St. Louis Lambert International (STL)
St. Louis Lambert International is the cheapest option for flights from Singapore to St. Louis.
📍 ~20 km from St. Louis (reachable by car)
💸 Flights from ~$1156
Airports nearby St. Louis used as alternative
MidAmerica St. Louis (BLV)
MidAmerica St. Louis is a useful alternative for budget routes, especially for travelers on the Illinois side.
📍 ~40 km from St. Louis (reachable by car)
💸 Flights from ~$1417
Columbia Regional (COU)
Columbia Regional offers a full range of cabin classes and serves as a reliable regional hub.
📍 ~170 km from St. Louis (reachable by car)
💸 Flights from ~$1728
Abraham Lincoln Capital (SPI)
Abraham Lincoln Capital provides consistent regional service and includes Business class availability.
📍 ~150 km from St. Louis (reachable by car)
💸 Flights from ~$1543
General Wayne A. Downing Peoria International (PIA)
General Wayne A. Downing Peoria International is a larger regional airport offering multiple cabin classes.
📍 ~230 km from St. Louis (reachable by car)
💸 Flights from ~$1088
Central Illinois Regional (BMI)
Central Illinois Regional is an alternative for travelers willing to drive into Central Illinois.
📍 ~240 km from St. Louis (reachable by car)
💸 Flights from ~$1075
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
Aug 21
St. Louis, United States
89% AI deal score
$7,586
$6,086
Save $1,500
From SIN
Elite
Aug 19
St. Louis, United States
88% AI deal score
$7,363
$6,078
Save $1,285
From SIN
Elite
Dec 01
St. Louis, United States
84% AI deal score
$21,303
$16,558
Save $4,745
From SIN
Elite
Aug 15
St. Louis, United States
83% AI deal score
$7,312
$6,060
Save $1,252
From SIN
Elite
Dec 02
St. Louis, United States
83% AI deal score
$20,464
$16,376
Save $4,088
From SIN
Elite
Dec 07
St. Louis, United States
83% AI deal score
$20,488
$16,377
Save $4,111
From SIN
Elite
Aug 19
St. Louis, United States
82% AI deal score
$6,925
$6,009
Save $916
From SIN
Elite
Aug 21
St. Louis, United States
82% AI deal score
$6,976
$6,017
Save $959
From SIN
Elite
Dec 08
St. Louis, United States
82% AI deal score
$20,488
$16,465
Save $4,023
From SIN
Elite
Dec 03
St. Louis, United States
82% AI deal score
$20,464
$16,492
Save $3,972
From SIN
Elite
Dec 08
St. Louis, United States
82% AI deal score
$20,563
$16,514
Save $4,049
From SIN
Elite
Jun 22
St. Louis, United States
81% AI deal score
$6,948
$6,008
Save $940
From SIN
Elite
Aug 15
St. Louis, United States
81% AI deal score
$6,871
$6,065
Save $806
From SIN
Elite
Aug 10
St. Louis, United States
81% AI deal score
$6,945
$6,117
Save $828
From SIN
Elite
Aug 04
St. Louis, United States
81% AI deal score
$6,885
$6,130
Save $755
From SIN
Elite
Aug 15
St. Louis, United States
81% AI deal score
$7,032
$6,134
Save $898
From SIN
Elite
Aug 21
St. Louis, United States
81% AI deal score
$6,932
$6,163
Save $769
From SIN
Elite
Aug 20
St. Louis, United States
81% AI deal score
$6,925
$6,189
Save $736
From SIN
Elite
Nov 13
St. Louis, United States
81% AI deal score
$19,040
$16,411
Save $2,629
From SIN
Elite
Nov 15
St. Louis, United States
81% AI deal score
$18,970
$16,419
Save $2,551
From SIN
Elite
Nov 15
St. Louis, United States
81% AI deal score
$18,755
$16,421
Save $2,334
From SIN
Elite
Nov 20
St. Louis, United States
81% AI deal score
$18,831
$16,465
Save $2,366
From SIN
Elite
Nov 13
St. Louis, United States
81% AI deal score
$19,474
$16,742
Save $2,732
From SIN
Elite
Nov 15
St. Louis, United States
81% AI deal score
$19,474
$16,951
Save $2,523
From SIN
Elite
Jul 27
St. Louis, United States
80% AI deal score
$6,948
$6,088
Save $860
From SIN
Elite
Aug 04
St. Louis, United States
80% AI deal score
$6,809
$6,204
Save $605
From SIN
Elite
Nov 27
St. Louis, United States
80% AI deal score
$18,435
$16,421
Save $2,014
From SIN
Elite
Nov 28
St. Louis, United States
80% AI deal score
$18,747
$16,683
Save $2,064
From SIN
Elite
Jul 08
St. Louis, United States
79% AI deal score
$6,810
$6,222
Save $588
From SIN
Elite
Jul 07
St. Louis, United States
79% AI deal score
$6,806
$6,250
Save $556
From SIN
Elite
Nov 27
St. Louis, United States
79% AI deal score
$20,092
$18,908
Save $1,184
From SIN
Elite
Jul 03
St. Louis, United States
78% AI deal score
$7,371
$6,970
Save $401
From SIN
Elite
Jul 29
St. Louis, United States
78% AI deal score
$7,140
$7,002
Save $138
From SIN
Elite
Jul 16
St. Louis, United States
78% AI deal score
$7,626
$7,370
Save $256
From SIN
Elite
Sep 16
St. Louis, United States
77% AI deal score
$7,066
$6,840
Save $226
From SIN
Elite
Sep 25
St. Louis, United States
77% AI deal score
$7,237
$6,985
Save $252
From SIN
Elite
Jul 29
St. Louis, United States
77% AI deal score
$7,125
$7,033
Save $92
From SIN
Elite
Jul 31
St. Louis, United States
77% AI deal score
$7,149
From SIN
Elite
Jul 28
St. Louis, United States
77% AI deal score
$7,197
$7,191
Save $6
From SIN
Elite
Nov 27
St. Louis, United States
77% AI deal score
$18,962
$18,908
Save $54
From SIN
Elite
Aug 28
St. Louis, United States
76% AI deal score
$7,164
From SIN
Elite
Jul 23
St. Louis, United States
76% AI deal score
$20,942
$20,808
Save $134
From SIN
Elite
Aug 05
St. Louis, United States
75% AI deal score
$7,046
From SIN
Elite
Aug 18
St. Louis, United States
75% AI deal score
$7,083
From SIN
Elite
Aug 12
St. Louis, United States
75% AI deal score
$7,167
From SIN
Elite
Aug 30
St. Louis, United States
75% AI deal score
$7,291
From SIN
Elite
Sep 16
St. Louis, United States
74% AI deal score
$7,389
From SIN
Elite
Jul 21
St. Louis, United States
74% AI deal score
$3,740
From SIN
Elite
Jul 21
St. Louis, United States
74% AI deal score
$3,771
From SIN
Elite
Jul 21
St. Louis, United States
74% AI deal score
$3,771
From SIN
Elite
Jul 21
St. Louis, United States
74% AI deal score
$3,794
From SIN
Elite
Jul 21
St. Louis, United States
74% AI deal score
$3,794
From SIN
Elite
Jul 21
St. Louis, United States
74% AI deal score
$3,794
From SIN
Elite
Jul 21
St. Louis, United States
74% AI deal score
$3,794
From SIN
Elite
Jul 21
St. Louis, United States
74% AI deal score
$3,794
From SIN
Elite
Jul 21
St. Louis, United States
74% AI deal score
$3,836
From SIN
Elite
Jul 21
St. Louis, United States
74% AI deal score
$3,908
From SIN
Elite
Sep 20
St. Louis, United States
74% AI deal score
$3,930
From SIN
Elite
Sep 15
St. Louis, United States
74% AI deal score
$3,930
From SIN
Elite
Sep 15
St. Louis, United States
74% AI deal score
$3,930
From SIN
Elite
Sep 20
St. Louis, United States
74% AI deal score
$3,930
From SIN
Elite
Sep 23
St. Louis, United States
74% AI deal score
$3,930
From SIN
Elite
Sep 16
St. Louis, United States
74% AI deal score
$3,930
From SIN
Elite
Sep 11
St. Louis, United States
74% AI deal score
$3,930
From SIN
Elite
Sep 16
St. Louis, United States
74% AI deal score
$3,930
From SIN
Elite
Sep 11
St. Louis, United States
74% AI deal score
$3,930
From SIN
Elite
Sep 08
St. Louis, United States
74% AI deal score
$3,930
From SIN
Elite
Sep 08
St. Louis, United States
74% AI deal score
$3,930
From SIN
Elite
Sep 21
St. Louis, United States
74% AI deal score
$3,930
From SIN
Elite
Sep 18
St. Louis, United States
74% AI deal score
$3,930
From SIN
Elite
Sep 18
St. Louis, United States
74% AI deal score
$3,930
From SIN
Elite
Sep 20
St. Louis, United States
74% AI deal score
$4,112
From SIN
Elite
Sep 15
St. Louis, United States
74% AI deal score
$4,112
From SIN
Elite
Sep 15
St. Louis, United States
74% AI deal score
$4,209
From SIN
Elite
Sep 20
St. Louis, United States
74% AI deal score
$4,209
From SIN
Elite
Sep 20
St. Louis, United States
74% AI deal score
$4,377
From SIN
Elite
Sep 15
St. Louis, United States
74% AI deal score
$4,377
From SIN
Elite
Jun 30
St. Louis, United States
72% AI deal score
$7,211
From SIN
Elite
Sep 16
St. Louis, United States
71% AI deal score
$7,451
From SIN
Elite
Sep 16
St. Louis, United States
71% AI deal score
$7,452
From SIN
Elite
Sep 16
St. Louis, United States
71% AI deal score
$7,457
From SIN
Elite
Oct 30
St. Louis, United States
71% AI deal score
$22,703
From SIN
Elite
Nov 01
St. Louis, United States
70% AI deal score
$25,050
From SIN
Elite
Aug 08
St. Louis, United States
69% AI deal score
$24,447
From SIN
Elite
Sep 04
St. Louis, United States
69% AI deal score
$25,028
From SIN
Elite
Aug 06
St. Louis, United States
69% AI deal score
$25,028
From SIN
Elite
Oct 26
St. Louis, United States
69% AI deal score
$25,040
From SIN
Elite
Oct 01
St. Louis, United States
69% AI deal score
$25,083
From SIN
Elite
Jul 04
St. Louis, United States
69% AI deal score
$28,008
From SIN
Elite
Jul 04
St. Louis, United States
69% AI deal score
$28,008
From SIN
Elite
Jul 04
St. Louis, United States
69% AI deal score
$28,008
From SIN
Elite
Jul 04
St. Louis, United States
69% AI deal score
$28,019
From SIN
Elite
Jun 28
St. Louis, United States
68% AI deal score
$15,533
From SIN
Elite
Sep 15
St. Louis, United States
67% AI deal score
$41,315
From SIN
Elite
Sep 02
St. Louis, United States
67% AI deal score
$41,613
From SIN
Elite
Oct 24
St. Louis, United States
67% AI deal score
$41,643
From SIN
Elite
Nov 14
St. Louis, United States
67% AI deal score
$41,643
From SIN
Elite
Oct 10
St. Louis, United States
67% AI deal score
$8,299
From SIN
Elite
Oct 08
St. Louis, United States
67% AI deal score
$9,894
From SIN
Elite
Oct 11
St. Louis, United States
67% AI deal score
$10,557