
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $185 (Trip.com) |
One-way from | $82 (Kiwi.com) |
Popular in | March |
Cheapest in | October |
Average price | $450 |
Fly from
Fly to
Route
Depart
Return
OntarioSt. Louis
ONT - STL
ONTSTL
Ontario
Thu 9/17
8:07 am-5:44 pm
1 stop7h 37m
Lambert-St Louis
Mon 9/21
8:10 pm-11:55 pm
1 stop5h 45m
OntarioSt. Louis
ONT - STL
ONTSTL
Ontario
Sat 6/6
6:00 am-7:23 pm
1 stop11h 23m
Lambert-St Louis
Tue 6/9
8:08 pm-11:49 pm
1 stop5h 41m
OntarioColumbia
ONT - COU
ONTCOU
Ontario
Tue 6/9
7:13 pm-10:06 am
2 stops12h 53m
Columbia Regional
Mon 6/15
7:39 pm-11:59 pm
1 stop6h 20m
OntarioKansas City
ONT - MCI
ONTMCI
Ontario
Wed 7/1
1:30 pm-10:00 pm
2 stops6h 30m
Kansas City
Wed 7/8
6:00 am-9:15 am
1 stop5h 15m
OntarioSpringfield
ONT - SGF
ONTSGF
Ontario
Tue 9/1
9:15 am-6:55 pm
1 stop7h 40m
Springfield-Branson
Sat 9/5
5:30 am-12:12 pm
2 stops8h 42m
OntarioSpringfield
ONT - SGF
ONTSGF
Ontario
Mon 6/22
7:05 am-6:12 pm
1 stop9h 07m
Springfield-Branson
Thu 7/2
4:08 pm-9:48 pm
1 stop7h 40m
OntarioKansas City
ONT - MCI
ONTMCI
Ontario
Sat 6/27
1:00 pm-9:12 pm
1 stop6h 12m
Kansas City
Mon 6/29
6:00 pm-11:49 pm
1 stop7h 49m
OntarioKansas City
ONT - MCI
ONTMCI
Ontario
Thu 7/2
5:21 pm-12:18 am
1 stop4h 57m
Kansas City
Mon 7/6
6:00 pm-11:49 pm
1 stop7h 49m
OntarioColumbia
ONT - COU
ONTCOU
Ontario
Thu 7/9
10:25 am-6:56 pm
1 stop6h 31m
Columbia Regional
Tue 7/14
5:19 pm-11:59 pm
1 stop8h 40m
OntarioKansas City
ONT - MCI
ONTMCI
Ontario
Thu 6/11
12:45 pm-11:20 pm
2 stops8h 35m
Kansas City
Thu 6/18
9:15 pm-12:05 am
1 stop4h 50m
Booking 77 days in advance of your planned departure date is, on average, the best time to get cheap flights from Ontario to Missouri. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
Currently, September is the cheapest month in which you can book a flight from Ontario to Missouri (average of $71). Flying from Ontario to Missouri in March is currently the most expensive (average of $252). 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.
Boarding
Food
Comfort
Crew
Overall
Entertainment
Reviews
William Drew,Nov 2025
SJC - HNL
Boarding
Food
Comfort
Crew
Overall
Entertainment
Reviews
William Drew,Nov 2025
SJC - HNL
Boarding
Food
Comfort
Crew
Overall
Entertainment
Reviews
William Drew,Nov 2025
SJC - HNL
Boarding
Food
Comfort
Crew
Overall
Entertainment
Reviews
William Drew,Nov 2025
SJC - HNL
Boarding
Food
Comfort
Crew
Overall
Entertainment
Reviews
William Drew,Nov 2025
SJC - HNL
Boarding
Food
Comfort
Crew
Overall
Entertainment
Reviews
William Drew,Nov 2025
SJC - HNL
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$98 | Average$342 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$121 | Average$223 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$236 | Average$437 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$246 | Average$451 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$259 | Average$436 | FlexibilityNo cancel fee | On-time71% |