Our data shows that September tends to be the cheapest month to fly to San Luis Obispo from Illinois. Users have commonly found prices around $579 for the month, but tickets can be as low as $428. Due to multiple factors, prepare for potentially higher prices in June.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Illinois to San Luis Obispo as you normally would.
Fly from
Fly to
Budget
$368 - $478
Route
Depart
Return
Price
Lambert-St LouisSan Luis Obispo County
STL - SBP
STLSBP
Lambert-St Louis
Tue 9/17
1 stop8h 13m
San Luis Obispo County
Sat 9/21
1 stop8h 50m
Lambert-St LouisSan Luis Obispo County
STL - SBP
STLSBP
Lambert-St Louis
Tue 9/17
1 stop7h 27m
San Luis Obispo County
Sat 9/21
2 stops11h 12m
Lambert-St LouisSan Luis Obispo County
STL - SBP
STLSBP
Lambert-St Louis
Tue 9/17
2 stops10h 16m
San Luis Obispo County
Sat 9/21
2 stops11h 12m
Lambert-St LouisSan Luis Obispo County
STL - SBP
STLSBP
Lambert-St Louis
Wed 9/11
1 stop6h 40m
San Luis Obispo County
Mon 9/16
1 stop5h 35m
Lambert-St LouisSan Luis Obispo County
STL - SBP
STLSBP
Lambert-St Louis
Mon 8/26
1 stop9h 40m
San Luis Obispo County
Tue 9/24
1 stop28h 33m
Chicago O'Hare IntlSan Luis Obispo County
ORD - SBP
ORDSBP
Chicago O'Hare Intl
Wed 7/10
1 stop26h 53m
San Luis Obispo County
Wed 7/17
2 stops22h 20m
Chicago O'Hare IntlSan Luis Obispo County
ORD - SBP
ORDSBP
Chicago O'Hare Intl
Wed 7/10
2 stops17h 19m
San Luis Obispo County
Wed 7/17
2 stops22h 20m
Chicago O'Hare IntlSan Luis Obispo County
ORD - SBP
ORDSBP
Chicago O'Hare Intl
Fri 8/16
1 stop10h 02m
San Luis Obispo County
Tue 8/20
1 stop13h 28m
Chicago O'Hare IntlSan Luis Obispo County
ORD - SBP
ORDSBP
Chicago O'Hare Intl
Fri 8/16
2 stops12h 46m
San Luis Obispo County
Tue 8/20
1 stop10h 10m
No data available for this route at this time. Please check back soon.
Boarding
Overall
Crew
Comfort
Entertainment
Food
Reviews
Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.
Boarding
Overall
Crew
Comfort
Entertainment
Food
Reviews
Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.
Boarding
Overall
Crew
Comfort
Entertainment
Food
Reviews
Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.
Boarding
Overall
Crew
Comfort
Entertainment
Food
Reviews
Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.
Deals for Illinois to San Luis Obispo flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.
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