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
Saturday, August 15th, 2026
Outbound Flights
8h 38m·1 stop
$417 USD
STLAug 15 05:00
→MIAAug 15 08:53
AA 1716Boeing 737
2h 52m layover
MIAAug 15 11:45
→SJUAug 15 14:38
AA 1341Airbus A321
9h 3m·2 stops
$417 USDSTLAug 15 06:54
→CLTAug 15 09:49
AA 712Boeing 737
1h 11m layover
CLTAug 15 11:00
→MIAAug 15 13:10
AA 2768Boeing 737
1h 1m layover
MIAAug 15 14:11
→SJUAug 15 16:57
AA 967Boeing 737
10h 30m·2 stops
$417 USDSTLAug 15 07:00
→DCAAug 15 10:13
AA 5015Canadair RJ 700
1h 41m layover
DCAAug 15 11:54
→MIAAug 15 14:36
AA 1627Boeing 737
1h 4m layover
MIAAug 15 15:40
→SJUAug 15 18:30
AA 1852Airbus A321
9h 20m·1 stop
$417 USDSTLAug 15 11:35
→MIAAug 15 15:29
AA 477Boeing 737MAX 8 Passenger
3h 42m layover
MIAAug 15 19:11
→SJUAug 15 21:55
AA 1689Boeing 737
8h 49m·1 stop
$417 USDSTLAug 15 13:54
→CLTAug 15 16:49
AA 3096Boeing 737
3h 11m layover
CLTAug 15 20:00
→SJUAug 15 23:43
AA 2830Airbus A321
15h 1m·2 stops
$417 USDSTLAug 15 17:42
→PHLAug 15 21:03
AA 3049Airbus A319
47m layover
PHLAug 15 21:50
→MIAAug 16 00:48
AA 2936Airbus A321
6h 12m layover
MIAAug 16 07:00
→SJUAug 16 09:43
AA 1780Airbus A321
9h 38m·1 stop
$468 USD
STLAug 15 06:00
→ATLAug 15 08:38
DL 1524Boeing 737
4h 22m layover
ATLAug 15 13:00
→SJUAug 15 16:38
DL 1946Boeing 737
6h 40m·1 stop
$508 USDSTLAug 15 05:00
→MIAAug 15 08:53
AA 1716Boeing 737
1h 2m layover
MIAAug 15 09:55
→SJUAug 15 12:40
AA 1613Boeing 737
6h 57m·1 stop
$508 USDSTLAug 15 06:54
→CLTAug 15 09:49
AA 712Boeing 737
1h 16m layover
CLTAug 15 11:05
→SJUAug 15 14:51
AA 783Airbus A321
8h 29m·1 stop
$508 USDSTLAug 15 13:25
→ORDAug 15 15:01
AA 6355Canadair RJ 700
1h 58m layover
ORDAug 15 16:59
→SJUAug 15 22:54
AA 1865Boeing 737
7h 44m·1 stop
$523 USD
STLAug 15 06:00
→ORDAug 15 07:33
UA 4423Bombardier Regional Jet 550
1h 22m layover
ORDAug 15 08:55
→SJUAug 15 14:44
UA 1996Airbus A321neo
6h 42m·1 stop
$932 USDSTLAug 15 06:00
→ATLAug 15 08:38
DL 1524Boeing 737
1h 17m layover
ATLAug 15 09:55
→SJUAug 15 13:42
DL 1882Airbus A321
8h 38m·1 stop
$932 USDSTLAug 15 07:00
→ATLAug 15 09:37
DL 1536Boeing 737
3h 23m layover
ATLAug 15 13:00
→SJUAug 15 16:38
DL 1946Boeing 737