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
Mon
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Rare Availability
9% of dates checked are available within 10% of the lowest price
Monday, October 26th, 2026
Outbound Flights
8h 33m·1 stop
$431 USD
STLOct 26 05:28
→CLTOct 26 08:25
AA 1515Boeing 737
2h 50m layover
CLTOct 26 11:15
→SJUOct 26 15:01
AA 783Airbus A321
15h 57m·1 stop
$431 USDSTLOct 26 06:00
→PHLOct 26 09:20
AA 1308Airbus A319
9h 10m layover
PHLOct 26 18:30
→SJUOct 26 22:57
AA 2433Boeing 737
15h 48m·1 stop
$431 USDSTLOct 26 06:32
→DFWOct 26 08:35
AA 537Boeing 737
8h 55m layover
DFWOct 26 17:30
→SJUOct 26 23:20
AA 702Airbus A321
14h 39m·1 stop
$431 USDSTLOct 26 18:07
→MIAOct 26 21:55
AA 477Airbus A319
9h 10m layover·Overnight
MIAOct 27 07:05
→SJUOct 27 09:46
AA 1852Airbus A321
8h 3m·1 stop
$498 USDSTLOct 26 05:00
→ORDOct 26 06:26
AA 1926Airbus A319
1h 47m layover
ORDOct 26 08:13
→SJUOct 26 14:03
AA 1865Boeing 737
7h 40m·1 stop
$518 USD
STLOct 26 06:00
→ORDOct 26 07:31
UA 4423Bombardier Regional Jet 550
1h 21m layover
ORDOct 26 08:52
→SJUOct 26 14:40
UA 1996Airbus A321neo
7h 35m·1 stop
$518 USDSTLOct 26 11:25
→ORDOct 26 12:56
UA 4395Bombardier Regional Jet 550
1h 20m layover
ORDOct 26 14:16
→SJUOct 26 20:00
UA 695Airbus A321neo
6h 58m·1 stop
$615 USDSTLOct 26 13:24
→IADOct 26 16:32
UA 3632Embraer 175
57m layover
IADOct 26 17:29
→SJUOct 26 21:22
UA 2025Boeing 737MAX 9 Passenger
8h 36m·1 stop
$615 USDSTLOct 26 14:00
→EWROct 26 17:30
UA 3547Embraer 175
2h 6m layover
EWROct 26 19:36
→SJUOct 26 23:36
UA 1543Boeing 737MAX 9 Passenger
6h 45m·1 stop
$618 USDSTLOct 26 07:16
→CLTOct 26 10:13
AA 712Boeing 737
1h 2m layover
CLTOct 26 11:15
→SJUOct 26 15:01
AA 783Airbus A321
8h 21m·1 stop
$663 USDSTLOct 26 06:15
→IAHOct 26 08:35
UA 1371Airbus A319
1h 38m layover
IAHOct 26 10:13
→SJUOct 26 15:36
UA 1192Boeing 737MAX 9 Passenger
7h 19m·1 stop
$803 USDSTLOct 26 05:00
→MIAOct 26 08:49
AA 1716Boeing 737
1h 45m layover
MIAOct 26 10:34
→SJUOct 26 13:19
AA 1613Airbus A321neo
6h 21m·1 stop
$900 USD
STLOct 26 06:00
→ATLOct 26 08:38
DL 1524Boeing 737
1h 13m layover
ATLOct 26 09:51
→SJUOct 26 13:21
DL 1882Airbus A321neo
8h 23m·1 stop
$900 USDSTLOct 26 07:10
→ATLOct 26 09:45
DL 1536Boeing 737
3h 21m layover
ATLOct 26 13:06
→SJUOct 26 16:33
DL 1946Boeing 737
6h 34m·1 stop
$900 USDSTLOct 26 14:25
→ATLOct 26 17:00
DL 1102Boeing 737
1h 32m layover
ATLOct 26 18:32
→SJUOct 26 21:59
DL 1861Boeing 737