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 28th, 2026
Outbound Flights
6h 57m·1 stop
$417 USD
STLAug 28 06:54
→CLTAug 28 09:49
AA 712Boeing 737
1h 16m layover
CLTAug 28 11:05
→SJUAug 28 14:51
AA 783Airbus A321
7h 34m·1 stop
$417 USDSTLAug 28 15:25
→CLTAug 28 18:22
AA 831Boeing 737
1h 54m layover
CLTAug 28 20:16
→SJUAug 28 23:59
AA 2830Airbus A321
15h 1m·2 stops
$417 USDSTLAug 28 17:42
→PHLAug 28 21:03
AA 3049Airbus A319
47m layover
PHLAug 28 21:50
→MIAAug 29 00:48
AA 2936Airbus A321
6h 12m layover
MIAAug 29 07:00
→SJUAug 29 09:43
AA 1780Airbus A321
8h 37m·1 stop
$468 USD
STLAug 28 12:52
→ATLAug 28 15:33
DL 566Boeing 737
3h 12m layover
ATLAug 28 18:45
→SJUAug 28 22:29
DL 1861Boeing 737
12h 43m·1 stop
$508 USDSTLAug 28 09:32
→ORDAug 28 11:00
AA 3568Embraer 170
6h 20m layover
ORDAug 28 17:20
→SJUAug 28 23:15
AA 1865Boeing 737
8h 27m·1 stop
$559 USD
STLAug 28 06:15
→IAHAug 28 08:32
UA 6258Embraer 175
1h 38m layover
IAHAug 28 10:10
→SJUAug 28 15:42
UA 1192Boeing 737MAX 9 Passenger
8h 38m·1 stop
$618 USDSTLAug 28 05:00
→MIAAug 28 08:53
AA 1716Boeing 737
2h 52m layover
MIAAug 28 11:45
→SJUAug 28 14:38
AA 1341Airbus A321
9h 20m·1 stop
$618 USDSTLAug 28 11:35
→MIAAug 28 15:29
AA 477Airbus A319
3h 42m layover
MIAAug 28 19:11
→SJUAug 28 21:55
AA 1689Boeing 737
8h 50m·1 stop
$618 USDSTLAug 28 13:25
→ORDAug 28 15:01
AA 6355Canadair RJ 700
2h 19m layover
ORDAug 28 17:20
→SJUAug 28 23:15
AA 1865Boeing 737
10h 23m·1 stop
$644 USDSTLAug 28 12:27
→EWRAug 28 15:59
UA 560Airbus A319
3h 48m layover
EWRAug 28 19:47
→SJUAug 28 23:50
UA 1543Boeing 737MAX 9 Passenger
7h 44m·1 stop
$652 USDSTLAug 28 06:00
→ORDAug 28 07:33
UA 4423Bombardier Regional Jet 550
1h 22m layover
ORDAug 28 08:55
→SJUAug 28 14:44
UA 1996Airbus A321neo
6h 42m·1 stop
$932 USDSTLAug 28 06:00
→ATLAug 28 08:38
DL 1524Boeing 737
1h 17m layover
ATLAug 28 09:55
→SJUAug 28 13:42
DL 1882Airbus A321
6h 23m·1 stop
$932 USDSTLAug 28 09:15
→ATLAug 28 11:53
DL 1571Boeing 737
1h 7m layover
ATLAug 28 13:00
→SJUAug 28 16:38
DL 1946Boeing 737
6h 40m·1 stop
$1,224 USDSTLAug 28 05:00
→MIAAug 28 08:53
AA 1716Boeing 737
1h 2m layover
MIAAug 28 09:55
→SJUAug 28 12:40
AA 1613Boeing 737