Cheap Flights to St. Louis
Flights to St. Louis in 2021
Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
| Popular in | June | High demand for flights, 9% potential price rise |
| Cheapest in | February | Best time to find cheap flights, 3% potential price drop |
| Average price | C$ 567 | Average for round-trip flights in September 2021 |
| Round-trip from | C$ 299 | From Toronto to Lambert-St Louis |
| One-way from | C$ 13 | One-way flight from Toronto to Lambert-St Louis (STL) |
COVID Restrictions
View COVID Travel Restrictions for St. LouisCheapest prices for St. Louis flights by month
The cheapest ticket to St. Louis found for each month in 2021 based on historical flight searches by Cheapflights users.
When is the best time to fly to Lambert-St Louis Airport?
Average Lambert-St Louis flight ticket prices and weather conditions for 2021 and 2022 by month.
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YTO - STL Price
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C$ 370 - C$ 690
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STL Temperature
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7 - 32 °C
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STL Precipitation
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57 - 130 mm
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When is the best time to book a flight to St. Louis?
The best time to book flights to St. Louis is 39 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
Which day is cheapest to fly to St. Louis?
The cheapest flights to St. Louis are usually found when departing on a Tuesday. The departure day with the highest cost at present is Monday.
What time of day is cheapest to fly to St. Louis?
To get the best value, try booking a flight at noon when visiting St. Louis. Generally the prices will increase for flights in the evening as these tend to have higher demand.
Standing 192 metres high and constructed completely of stainless steel, the Gateway Arch greets visitors on St. Louis flights every year. Prior to its formation in 1965, St. Louis welcomed travellers from all over the world who were heading westward in search of new opportunities and a new life. In the early 1900s, the Show Me State hosted the World’s Fair and as a result, witnessed the beginning of the city’s innovation and technology boom.
Visitors booking flights to St. Louis today have a plethora of options at their fingertips. The city is blanketed with history, but also rich in entertainment. Travellers book flights to St. Louis every summer for one of the best Independence Day celebrations in the nation. Take a tour around downtown St. Louis and visit the Anheuser-Busch Brewery and Busch Stadium, home of MLB St. Louis Cardinals.
St. Louis climate
St Louis has moderate, seasonal weather, but storms can occur at any time of the year. July and August are the hottest and most humid months of the year, and January and February are cold, usually with snow. Winter temperatures range from below 0 to 13 degrees (C), while summers have daily temperatures of between 14 to 32 degrees.
When is the best time to fly to St. Louis?
Peak Season
Summers in St. Louis are hot and humid, but this is also the best time to visit if you want to take part in the riverfront activities. St. Louis is a big baseball town, and the St. Louis Cardinals draw thousands of fans a year. If you’re planning to visit St. Louis during the spring and summer seasons, book flights early and make accommodations ahead of time. The city gets full fast.
Off Season
St. Louis is prone to long, cold winters. The city all but shuts down during the wintertime and while many tourist attractions are open to the public, none of the outside activities are much fun in the snow. However, if you’re heading to St. Louis for some football time or to explore the excellent museums, you’re likely to find a cheap flight to St. Louis in the winter.
Getting around St. Louis
You won’t need a car in downtown St Louis. You can get almost anywhere downtown with the St Louis MetroLink, which hits most of the area’s tourist attractions. There are even some shuttle buses connecting the MetroLink stations to the attractions. MetroBus, which is part of the same system, can get you farther out into the city. Rent a car if you’d like. St Louis is easy to navigate and you can take the highways out to top tourist neighbourhoods like University City, Central West End and Clayton. Most hotels and tourist attractions have a taxi stand if you need a cab. You can also call for a taxi ahead of time.
What airport do you fly into for flights to St. Louis?
Travellers will need to book flights to Lambert-St Louis (STL) if they wish to fly to St. Louis. The St. Louis airport is 20.4 km from the city centre.
