Most accurate provider | Mytrip 3 stars |
---|---|
Most trusted provider | Mytrip 3 stars |
Round-trip from | $178 (Frontier) |
One-way from | $84 (Trip.com) |
Popular in | March |
Cheapest in | September |
Average price | $298 |
Fly from
Fly to
Route
Depart
Return
Price
St. LouisOntario
STL - ONT
STLONT
Lambert-St Louis
Sat 4/26
6:58 pm-11:59 pm
1 stop7h 01m
Ontario
Tue 4/29
12:59 am-10:01 am
1 stop7h 02m
Kansas CityOntario
MCI - ONT
MCIONT
Kansas City
Fri 5/30
7:51 pm-9:15 am
1 stop15h 24m
Ontario
Tue 6/3
6:42 pm-7:11 pm
1 stop22h 29m
SpringfieldOntario
SGF - ONT
SGFONT
Springfield-Branson
Fri 7/4
7:18 am-1:50 pm
1 stop8h 32m
Ontario
Fri 7/11
12:59 am-8:46 am
1 stop5h 47m
St. LouisOntario
STL - ONT
STLONT
Lambert-St Louis
Mon 5/5
9:55 pm-12:08 pm
1 stop16h 13m
Ontario
Fri 5/9
10:52 am-9:15 am
2 stops20h 23m
Kansas CityOntario
MCI - ONT
MCIONT
Kansas City
Wed 5/21
6:45 am-12:15 pm
1 stop7h 30m
Ontario
Wed 5/28
10:01 am-5:09 pm
1 stop5h 08m
St. LouisOntario
STL - ONT
STLONT
Lambert-St Louis
Wed 5/14
7:30 am-12:15 pm
1 stop6h 45m
Ontario
Sat 5/24
1:10 pm-9:32 pm
1 stop6h 22m
Kansas CityOntario
MCI - ONT
MCIONT
Kansas City
Thu 5/29
7:55 pm-11:43 pm
1 stop5h 48m
Ontario
Tue 6/3
1:14 pm-10:51 pm
2 stops7h 37m
Kansas CityOntario
MCI - ONT
MCIONT
Kansas City
Wed 9/17
4:55 pm-11:59 pm
1 stop9h 04m
Ontario
Sat 9/20
7:10 am-4:01 pm
1 stop6h 51m
Kansas CityOntario
MCI - ONT
MCIONT
Kansas City
Wed 5/21
3:10 pm-9:30 pm
1 stop8h 20m
Ontario
Wed 5/28
1:36 pm-11:29 pm
2 stops7h 53m
Kansas CityOntario
MCI - ONT
MCIONT
Kansas City
Wed 9/10
7:00 am-2:06 pm
1 stop9h 06m
Ontario
Tue 9/16
7:10 am-4:01 pm
1 stop6h 51m
Currently, August is the cheapest month in which you can book a flight from Missouri to Ontario (average of $246). Flying from Missouri to Ontario in March is currently the most expensive (average of $328). 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 Missouri to Ontario as you normally would.
In terms of precipitation, rainfall in Ontario ranges from 0.1 - 3.4 inches per month. February is typically the wettest month, when rainfall can reach 3.4 in. June is typically the driest time to visit Ontario when rainfall is around 0.1 in.
If weather is an important factor for your trip to Ontario, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 78.8 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 53.6 F).
Comfort
Food
Boarding
Crew
Overall
Entertainment
Reviews
Anonymous,Apr 2025
LAS - STS
Comfort
Food
Boarding
Crew
Overall
Entertainment
Reviews
Anonymous,Apr 2025
LAS - STS
Comfort
Food
Boarding
Crew
Overall
Entertainment
Reviews
Anonymous,Apr 2025
LAS - STS
Comfort
Food
Boarding
Crew
Overall
Entertainment
Reviews
Anonymous,Apr 2025
LAS - STS
Comfort
Food
Boarding
Crew
Overall
Entertainment
Reviews
Anonymous,Apr 2025
LAS - STS
Comfort
Food
Boarding
Crew
Overall
Entertainment
Reviews
Anonymous,Apr 2025
LAS - STS
Airline | Cheapest | Average | Flexibility | On-time |
---|---|---|---|---|
Cheapest$98 | Average$180 | FlexibilityNo cancel fee | On-time65% | |
Cheapest$114 | Average$207 | FlexibilityNo cancel fee | On-time62% | |
Cheapest$181 | Average$361 | FlexibilityNo cancel fee | On-timeN/A | |
Cheapest$268 | Average$409 | FlexibilityNo cancel fee | On-time71% | |
Cheapest$294 | Average$429 | FlexibilityNo cancel fee | On-time69% | |
Cheapest$326 | Average$412 | FlexibilityNo cancel fee | On-time63% |