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 16 days agoOctober 2026
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Rare Availability
9% of dates checked are available within 10% of the lowest price
Friday, October 2nd, 2026
Outbound Flights
21h 23m·2 stops
$433 USD
STLOct 2 11:01
→ORDOct 2 12:29
AA 2818Airbus A319
5h layover
ORDOct 2 17:29
→MIAOct 2 21:45
AA 3040Airbus A321
9h layover·Overnight
MIAOct 3 06:45
→SJUOct 3 09:24
AA 3033Airbus A321
16h 47m·2 stops
$433 USDSTLOct 2 17:13
→DCAOct 2 20:19
AA 2286Airbus A319
8h 41m layover·Overnight
DCAOct 3 05:00
→MIAOct 3 07:40
AA 2344Boeing 737MAX 8 Passenger
40m layover
MIAOct 3 08:20
→SJUOct 3 11:00
AA 1341Boeing 737
19h 39m·2 stops
$433 USDSTLOct 2 17:18
→ORDOct 2 19:13
AA 4645Embraer 175
10h 47m layover·Overnight
ORDOct 3 06:00
→MIAOct 3 10:17
AA 2452Boeing 737MAX 8 Passenger
58m layover
MIAOct 3 11:15
→SJUOct 3 13:57
AA 1613Airbus A321
20h 5m·2 stops
$433 USDSTLOct 2 17:45
→PHLOct 2 21:07
AA 3049Airbus A319
8h 53m layover·Overnight
PHLOct 3 06:00
→CLTOct 3 07:42
AA 3139Airbus A321
3h 23m layover
CLTOct 3 11:05
→SJUOct 3 14:50
AA 783Airbus A321
20h 5m·2 stops
$433 USDSTLOct 2 17:45
→PHLOct 2 21:07
AA 3049Airbus A319
11h 18m layover·Overnight
PHLOct 3 08:25
→CLTOct 3 10:19
AA 2767Airbus A320
46m layover
CLTOct 3 11:05
→SJUOct 3 14:50
AA 783Airbus A321
6h 57m·1 stop
$508 USDSTLOct 2 06:53
→CLTOct 2 09:50
AA 1515Boeing 737
1h 15m layover
CLTOct 2 11:05
→SJUOct 2 14:50
AA 783Airbus A321
7h 57m·1 stop
$508 USDSTLOct 2 05:00
→MIAOct 2 08:44
AA 1716Boeing 737
2h 31m layover
MIAOct 2 11:15
→SJUOct 2 13:57
AA 1613Airbus A321
8h 27m·1 stop
$528 USD
STLOct 2 06:15
→IAHOct 2 08:27
UA 1371Boeing 737MAX 8 Passenger
1h 43m layover
IAHOct 2 10:10
→SJUOct 2 15:42
UA 1192Boeing 737MAX 9 Passenger
8h 2m·1 stop
$558 USDSTLOct 2 05:43
→DFWOct 2 07:40
AA 2261Airbus A320
1h 6m layover
DFWOct 2 08:46
→SJUOct 2 14:45
AA 702Airbus A321
8h 28m·1 stop
$563 USDSTLOct 2 11:10
→IAHOct 2 13:25
UA 6213Embraer 175
1h 41m layover
IAHOct 2 15:06
→SJUOct 2 20:38
UA 701Boeing 737MAX 9 Passenger
7h 44m·1 stop
$582 USDSTLOct 2 06:00
→ORDOct 2 07:36
UA 4423Bombardier Regional Jet 550
1h 19m layover
ORDOct 2 08:55
→SJUOct 2 14:44
UA 1996Airbus A321neo
6h 47m·1 stop
$703 USD
STLOct 2 06:00
→ATLOct 2 08:35
DL 1524Boeing 737
1h 32m layover
ATLOct 2 10:07
→SJUOct 2 13:47
DL 1882Airbus A321
8h 44m·1 stop
$703 USDSTLOct 2 07:05
→ATLOct 2 09:39
DL 1536Boeing 737
3h 39m layover
ATLOct 2 13:18
→SJUOct 2 16:49
DL 1946Boeing 737
6h 49m·1 stop
$703 USDSTLOct 2 14:30
→ATLOct 2 17:05
DL 566Boeing 737
1h 40m layover
ATLOct 2 18:45
→SJUOct 2 22:19
DL 1861Boeing 737