St. Louis (STL) to San Juan (SJU) flight deal in business from $373
STLLambert-Saint Louis International Airport
St. Louis, United States
SJULuis Muñoz Marín International Airport
San Juan, Puerto Rico
$469 USD
-20%$373 USD
Verified 15 days agoAugust 2026
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Rare Availability
9% of dates checked are available within 10% of the lowest price
Friday, August 14th, 2026
Outbound Flights
16h 15m·1 stop
$417 USD
STLAug 14 06:00
→ORDAug 14 07:34
AA 1926Airbus A319
9h 46m layover
ORDAug 14 17:20
→SJUAug 14 23:15
AA 1865Boeing 737
14h 25m·1 stop
$417 USDSTLAug 14 08:34
→CLTAug 14 11:29
AA 2497Boeing 737
8h 47m layover
CLTAug 14 20:16
→SJUAug 14 23:59
AA 2830Airbus A321
15h 1m·2 stops
$417 USDSTLAug 14 17:42
→PHLAug 14 21:03
AA 3049Airbus A319
47m layover
PHLAug 14 21:50
→MIAAug 15 00:48
AA 2936Airbus A321
6h 12m layover
MIAAug 15 07:00
→SJUAug 15 09:43
AA 1780Airbus A321
21h 8m·1 stop
$495 USDSTLAug 14 11:35
→MIAAug 14 15:29
AA 477Boeing 737MAX 8 Passenger
15h 31m layover·Overnight
MIAAug 15 07:00
→SJUAug 15 09:43
AA 1780Airbus A321
8h 38m·1 stop
$508 USDSTLAug 14 05:00
→MIAAug 14 08:53
AA 1716Boeing 737
2h 52m layover
MIAAug 14 11:45
→SJUAug 14 14:38
AA 1341Airbus A321
7h 34m·1 stop
$508 USDSTLAug 14 15:25
→CLTAug 14 18:22
AA 831Boeing 737
1h 54m layover
CLTAug 14 20:16
→SJUAug 14 23:59
AA 2830Airbus A321
11h 33m·2 stops
$508 USDSTLAug 14 06:00
→PHLAug 14 09:22
AA 1308Airbus A319
1h 28m layover
PHLAug 14 10:50
→MIAAug 14 13:46
AA 1989Boeing 737
2h 1m layover
MIAAug 14 15:47
→SJUAug 14 18:33
AA 1852Boeing 737
11h 33m·2 stops
$508 USDSTLAug 14 06:00
→ORDAug 14 07:34
AA 1926Airbus A319
1h 3m layover
ORDAug 14 08:37
→MIAAug 14 12:50
AA 1250Airbus A321
2h 57m layover
MIAAug 14 15:47
→SJUAug 14 18:33
AA 1852Boeing 737
9h 20m·1 stop
$508 USDSTLAug 14 11:35
→MIAAug 14 15:29
AA 477Boeing 737MAX 8 Passenger
3h 42m layover
MIAAug 14 19:11
→SJUAug 14 21:55
AA 1689Boeing 737
10h 57m·2 stops
$548 USDSTLAug 14 06:36
→DFWAug 14 08:35
AA 537Boeing 737
1h 51m layover
DFWAug 14 10:26
→MIAAug 14 14:29
AA 3256Airbus A321
1h 18m layover
MIAAug 14 15:47
→SJUAug 14 18:33
AA 1852Boeing 737
6h 40m·1 stop
$618 USDSTLAug 14 05:00
→MIAAug 14 08:53
AA 1716Boeing 737
1h 2m layover
MIAAug 14 09:55
→SJUAug 14 12:40
AA 1613Boeing 737
10h 23m·1 stop
$618 USD
STLAug 14 12:27
→EWRAug 14 15:59
UA 560Airbus A319
3h 48m layover
EWRAug 14 19:47
→SJUAug 14 23:50
UA 1543Boeing 737MAX 9 Passenger
6h 42m·1 stop
$678 USD
STLAug 14 06:00
→ATLAug 14 08:38
DL 1524Boeing 737
1h 17m layover
ATLAug 14 09:55
→SJUAug 14 13:42
DL 1882Airbus A321
8h 38m·1 stop
$678 USDSTLAug 14 07:00
→ATLAug 14 09:37
DL 1536Boeing 737
3h 23m layover
ATLAug 14 13:00
→SJUAug 14 16:38
DL 1946Boeing 737
8h 23m·1 stop
$708 USDSTLAug 14 11:15
→IAHAug 14 13:32
UA 5566Embraer 175
1h 34m layover
IAHAug 14 15:06
→SJUAug 14 20:38
UA 701Boeing 737MAX 9 Passenger
7h 44m·1 stop
$789 USDSTLAug 14 06:00
→ORDAug 14 07:33
UA 4423Bombardier Regional Jet 550
1h 22m layover
ORDAug 14 08:55
→SJUAug 14 14:44
UA 1996Airbus A321neo
6h 57m·1 stop
$803 USDSTLAug 14 06:54
→CLTAug 14 09:49
AA 712Boeing 737
1h 16m layover
CLTAug 14 11:05
→SJUAug 14 14:51
AA 783Airbus A321
8h 50m·1 stop
$803 USDSTLAug 14 13:25
→ORDAug 14 15:01
AA 6355Canadair RJ 700
2h 19m layover
ORDAug 14 17:20
→SJUAug 14 23:15
AA 1865Boeing 737
6h 23m·1 stop
$932 USDSTLAug 14 09:15
→ATLAug 14 11:53
DL 1571Boeing 737
1h 7m layover
ATLAug 14 13:00
→SJUAug 14 16:38
DL 1946Boeing 737
8h 37m·1 stop
$932 USDSTLAug 14 12:52
→ATLAug 14 15:33
DL 566Boeing 737
3h 12m layover
ATLAug 14 18:45
→SJUAug 14 22:29
DL 1861Boeing 737