
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $193 (Kiwi.com) |
One-way from | $91 (Trip.com) |
Popular in | January |
Cheapest in | September |
Average price | $279 |
Fly from
Fly to
Route
Depart
Return
Price
Santa AnaSt. Louis
SNA - STL
SNASTL
Santa Ana J. Wayne/Orange Cnty
Mon 3/30
1:12 pm-11:19 am
1 stop20h 07m
Lambert-St Louis
Wed 4/8
8:16 pm-6:22 pm
2 stops24h 06m
Santa AnaSt. Louis
SNA - STL
SNASTL
Santa Ana J. Wayne/Orange Cnty
Thu 3/26
8:20 pm-11:19 am
1 stop12h 59m
Lambert-St Louis
Tue 3/31
12:14 pm-9:13 pm
1 stop10h 59m
Santa AnaSt. Louis
SNA - STL
SNASTL
Santa Ana J. Wayne/Orange Cnty
Wed 5/6
12:55 pm-9:10 pm
1 stop6h 15m
Lambert-St Louis
Sat 5/9
5:00 pm-8:50 pm
1 stop5h 50m
Santa AnaSt. Louis
SNA - STL
SNASTL
Santa Ana J. Wayne/Orange Cnty
Wed 5/6
7:00 am-4:57 pm
1 stop7h 57m
Lambert-St Louis
Sat 5/9
4:15 pm-8:44 pm
1 stop6h 29m
Santa AnaSt. Louis
SNA - STL
SNASTL
Santa Ana J. Wayne/Orange Cnty
Wed 5/6
1:30 pm-11:46 pm
1 stop8h 16m
Lambert-St Louis
Sat 5/9
6:11 pm-10:39 pm
1 stop6h 28m
Santa AnaSt. Louis
SNA - STL
SNASTL
Santa Ana J. Wayne/Orange Cnty
Tue 5/5
11:10 am-8:43 pm
1 stop7h 33m
Lambert-St Louis
Tue 5/12
6:00 am-11:11 am
1 stop7h 11m
Santa AnaChicago
SNA - ORD
SNAORD
Santa Ana J. Wayne/Orange Cnty
Wed 4/29
2:20 pm-8:25 pm
Nonstop4h 05m
Chicago O'Hare Intl
Sat 5/2
4:05 pm-6:48 pm
Nonstop4h 43m
Santa AnaChicago
SNA - ORD
SNAORD
Santa Ana J. Wayne/Orange Cnty
Thu 4/16
6:45 am-1:00 pm
Nonstop4h 15m
Chicago O'Hare Intl
Wed 4/22
7:49 pm-10:30 pm
Nonstop4h 41m
Santa AnaChicago
SNA - ORD
SNAORD
Santa Ana J. Wayne/Orange Cnty
Sat 5/2
6:45 am-7:52 pm
1 stop11h 07m
Chicago O'Hare Intl
Tue 5/5
8:00 am-4:51 pm
1 stop10h 51m
Santa AnaSt. Louis
SNA - STL
SNASTL
Santa Ana J. Wayne/Orange Cnty
Tue 3/31
7:05 am-5:07 pm
1 stop8h 02m
Lambert-St Louis
Tue 4/7
2:12 pm-6:10 pm
1 stop5h 58m
Currently, February is the cheapest month in which you can book a flight from Orange County to Illinois (average of $147). Flying from Orange County to Illinois in March is currently the most expensive (average of $283). 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.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Orange County to Illinois as you normally would.
The most flights from zzKFI to USIL are scheduled on a Wednesday (22 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (15 on average).
Comfort
Entertainment
Boarding
Crew
Food
Overall
Reviews
Anonymous,Jan 2026
STS - LAX
Comfort
Entertainment
Boarding
Crew
Food
Overall
Reviews
Anonymous,Jan 2026
STS - LAX
Comfort
Entertainment
Boarding
Crew
Food
Overall
Reviews
Anonymous,Jan 2026
STS - LAX
Comfort
Entertainment
Boarding
Crew
Food
Overall
Reviews
Anonymous,Jan 2026
STS - LAX
Comfort
Entertainment
Boarding
Crew
Food
Overall
Reviews
Anonymous,Jan 2026
STS - LAX
Comfort
Entertainment
Boarding
Crew
Food
Overall
Reviews
Anonymous,Jan 2026
STS - LAX
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$103 | Average$194 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$152 | Average$232 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$190 | Average$476 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$269 | Average$449 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$269 | Average$452 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$288 | Average$443 | FlexibilityNo cancel fee | On-time63% |