Fly from
Fly to
Route
Depart
Return
Price
San JuanSt. Louis
SJU - STL
SJUSTL
San Juan Luis Munoz Marin Intl
Thu 12/5
3:03 pm-11:24 pm
1 stop10h 21m
Lambert-St Louis
Mon 12/9
5:02 pm-7:31 pm
1 stop24h 29m
San JuanChicago
SJU - ORD
SJUORD
San Juan Luis Munoz Marin Intl
Wed 12/18
4:43 pm-8:13 pm
Nonstop5h 30m
Chicago O'Hare Intl
Thu 1/2
1:00 pm-7:36 pm
Nonstop4h 36m
San JuanChicago
SJU - MDW
SJUMDW
San Juan Luis Munoz Marin Intl
Fri 12/6
1:55 pm-12:20 am
1 stop12h 25m
Chicago Midway
Mon 12/9
7:25 am-1:57 am
1 stop16h 32m
San JuanChicago
SJU - ORD
SJUORD
San Juan Luis Munoz Marin Intl
Fri 12/6
2:17 pm-5:47 pm
Nonstop5h 30m
Chicago O'Hare Intl
Mon 12/9
4:58 pm-2:02 am
1 stop7h 04m
San JuanChicago
SJU - ORD
SJUORD
San Juan Luis Munoz Marin Intl
Tue 12/24
10:01 pm-9:24 am
1 stop13h 23m
Chicago O'Hare Intl
Thu 1/2
2:19 pm-12:41 am
1 stop8h 22m
San JuanChicago
SJU - MDW
SJUMDW
San Juan Luis Munoz Marin Intl
Thu 1/23
4:50 pm-6:01 pm
1 stop27h 11m
Chicago Midway
Mon 1/27
6:15 am-3:19 pm
2 stops31h 04m
San JuanChicago
SJU - ORD
SJUORD
San Juan Luis Munoz Marin Intl
Fri 12/6
8:35 am-11:54 am
Nonstop5h 19m
Chicago O'Hare Intl
Mon 12/9
2:20 pm-8:55 pm
Nonstop4h 35m
San JuanSt. Louis
SJU - STL
SJUSTL
San Juan Luis Munoz Marin Intl
Thu 12/5
5:05 pm-11:24 pm
1 stop8h 19m
Lambert-St Louis
Mon 12/9
11:31 am-12:37 pm
1 stop23h 06m
San JuanSt. Louis
SJU - STL
SJUSTL
San Juan Luis Munoz Marin Intl
Thu 2/6
2:25 pm-11:46 pm
2 stops11h 21m
Lambert-St Louis
Tue 2/11
6:00 am-5:30 pm
2 stops9h 30m
San JuanSt. Louis
SJU - STL
SJUSTL
San Juan Luis Munoz Marin Intl
Thu 4/24
12:55 pm-11:38 pm
1 stop11h 43m
Lambert-St Louis
Tue 4/29
6:00 am-1:30 pm
1 stop6h 30m
Currently, September is the cheapest month in which you can book a flight from San Juan Luis Munoz Marin Intl Airport to Illinois (average of $232). Flying from San Juan Luis Munoz Marin Intl Airport to Illinois in June is currently the most expensive (average of $308). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
When flying from San Juan Luis Munoz Marin Intl Airport to Illinois, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
The most flights from SJU to USIL are scheduled on a Wednesday (7 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (6 on average).
In terms of precipitation, rainfall in Illinois ranges from 1.7 - 4.9 inches per month. August is typically the wettest month, when rainfall can reach 4.9 in. January is typically the driest time to visit Illinois when rainfall is around 1.7 in.
If weather is an important factor for your trip to Illinois, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).
Entertainment
Boarding
Crew
Comfort
Food
Overall
Reviews
Great service throughout our flight. Easy boarding with early bird check in
Entertainment
Boarding
Crew
Comfort
Food
Overall
Reviews
Great service throughout our flight. Easy boarding with early bird check in
Entertainment
Boarding
Crew
Comfort
Food
Overall
Reviews
Great service throughout our flight. Easy boarding with early bird check in
Entertainment
Boarding
Crew
Comfort
Food
Overall
Reviews
Great service throughout our flight. Easy boarding with early bird check in
Entertainment
Boarding
Crew
Comfort
Food
Overall
Reviews
Great service throughout our flight. Easy boarding with early bird check in
Airline | Cheapest | Average | Flexibility | On-time |
---|---|---|---|---|
Frontier | Cheapest$120 | Average$280 | FlexibilityNo cancel fee | On-time62% |
Spirit Airlines | Cheapest$148 | Average$255 | FlexibilityNo cancel fee | On-time65% |
Delta | Cheapest$182 | Average$453 | FlexibilityNo cancel fee | On-timeN/A |
United Airlines | Cheapest$202 | Average$469 | FlexibilityNo cancel fee | On-time69% |
Southwest | Cheapest$220 | Average$379 | FlexibilityNo cancel fee | On-time63% |
American Airlines | Cheapest$303 | Average$473 | FlexibilityNo cancel fee | On-time71% |