Cheap flights from Ottawa to St. Louis
How to find the cheapest flight from
Ottawa (YOW) to St. Louis (STL)
All the information you need to plan the best YOW to STL flight in 2022: compare Ottawa to St. Louis flight prices with the expected peak season, weather and rainfall in St. Louis.
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YOW - STL Price
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C$ 225 - C$ 668
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STL Temperature
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0 - 27 °C
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STL Rainfall
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56 - 119 mm
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Popular in May High demand for flights, 37% potential price rise |
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Cheapest in January Best time to find cheap flights, 47% potential price drop |
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Average price C$ 416 Average for round-trip flights in August 2022 |
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Round-trip from C$ 289 From Ottawa to Lambert-St Louis |
What is the cheapest day to fly round-trip from Ottawa to St. Louis?
Departing on a Thursday is a good option for securing a great price. You can expect to save up to 38% when planning your travel around this day of the week.
What is the cheapest month to fly from Ottawa to St. Louis?
January is one of the best times of the year to fly to St. Louis from Ottawa. Prices for January average C$ 540 per person but you can even find prices for as low as C$ 287. The most expensive prices can be found in the month of May. Opting for a January flight can save you 58% on your journey compared to booking in May
When is the cheapest time to fly from Ottawa to St. Louis (YOW - STL)?
A simple way to save on the total cost of your ticket is to fly from Ottawa to St. Louis in the afternoon. If you’re flexible enough to do this you can expect to save up to 20% on your trip compared to booking a flight at noon.
