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Flight times from St. Louis to Ottawa & schedule

The average flight time from St. Louis to Ottawa is About 5 hours 32 minutes, covering a distance of About 1,409.41 km.

Flight duration

About 5 hours 32 minutes

Flight distance

About 1,409.41 km

How long is the flight from St. Louis to Ottawa?

The flights usually depart from St. Louis Lambert International Airport and arrive at O'Hare International Airport.

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Earliest first
Latest first
United Airlines UA5510
STL 3:24 PM
ORD 4:58 PM
With stops 1.6h
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United Airlines UA3402
ORD 6:04 PM
YOW 9:18 PM
2.2h
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Air Canada AC4919
STL 5:18 PM
ORD 6:34 PM
With stops 1.3h
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Air Canada AC4114
ORD 7:25 AM
YOW 10:39 AM
2.2h
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United Airlines UA3425
STL 7:30 AM
EWR 11:02 AM
With stops 2.5h
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United Airlines UA3592
EWR 11:58 AM
YOW 1:32 PM
1.6h
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Frontier Airlines F91632
STL 7:50 PM
MCO 11:19 PM
With stops 2.5h
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Porter Airlines PD590
MCO 8:45 PM
YOW 12:02 AM
3.2h
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United Airlines UA4601
STL 9:23 AM
ORD 11:00 AM
With stops 1.6h
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F
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United Airlines UA3402
ORD 6:04 PM
YOW 9:18 PM
2.2h
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F
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United Airlines UA4601
STL 9:23 AM
ORD 11:00 AM
With stops 1.6h
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W
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F
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United Airlines UA3402
ORD 6:04 PM
YOW 9:18 PM
2.2h
See prices and details in the app >>
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W
T
F
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United Airlines UA3425
STL 7:30 AM
EWR 11:02 AM
With stops 2.5h
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W
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F
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United Airlines UA3592
EWR 11:58 AM
YOW 1:32 PM
1.6h
See prices and details in the app >>
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W
T
F
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Check prices
Frontier Airlines F91632
STL 7:50 PM
MCO 11:19 PM
With stops 2.5h
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W
T
F
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Porter Airlines PD590
MCO 8:45 PM
YOW 12:02 AM
3.2h
See prices and details in the app >>
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W
T
F
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Air Canada AC4919
STL 5:18 PM
ORD 6:34 PM
With stops 1.3h
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W
T
F
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Air Canada AC4114
ORD 7:25 AM
YOW 10:39 AM
2.2h
See prices and details in the app >>
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W
T
F
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United Airlines UA5510
STL 3:24 PM
ORD 4:58 PM
With stops 1.6h
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F
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United Airlines UA3402
ORD 6:04 PM
YOW 9:18 PM
2.2h
See prices and details in the app >>
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Check prices

FAQs about flight schedules from St. Louis to Ottawa

  • When are flight tickets from St. Louis (STL) to Ottawa (YOW) the cheapest?

    Airlines adjust prices for flights from St. Louis to Ottawa based on the departure date and time of your selection. By analyzing data from all airlines, we've discovered that on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.

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