Cheap flights from St. Louis (STL) to Kitchener-Waterloo (YKF)

STL — YKF
May 23 — May 301

How far in advance should I book a flight from St. Louis to Toronto Kitchener-Waterloo Airport?

Travelers have found it’s best to book a flight 35 days in advance to save up to 42% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 35 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from St. Louis to Toronto Kitchener-Waterloo Airport 1-2 weeks in advance for as low as $513, or $702 for flights within the next 24 hours.

What is the cheapest month to fly from St. Louis to Toronto Kitchener-Waterloo Airport?

The best pricing can be found in the month of December. Prices to Toronto Kitchener-Waterloo Airport from St. Louis average $462. You can even find prices in December for less than $462, as users have found deals to Toronto Kitchener-Waterloo Airport from as low as $188. The month of October appears to be one of the more expensive times to travel to Toronto Kitchener-Waterloo Airport from St. Louis. Flying in the targeted month can save you up to 11%.

When is the cheapest time to fly from St. Louis to Toronto Kitchener-Waterloo Airport (STL - YKF)?

When flying from St. Louis to Toronto Kitchener-Waterloo Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Related info for your journey

Useful info, stats and facts about St. Louis to Kitchener-Waterloo flights.

What airport do you fly from for flights from St. Louis to Toronto Kitchener-Waterloo?

For a flight from St. Louis to Toronto Kitchener-Waterloo, you will be flying from Lambert-St Louis. Lambert-St Louis (STL) is just 12.7 mi from the center of the city. Lambert-St Louis is the only St. Louis airport and it handles 0 outbound flights to Toronto Kitchener-Waterloo per day. 0 airlines have flights to Toronto Kitchener-Waterloo from Lambert-St Louis on a regular basis.

Alternative routes for St. Louis to Kitchener-Waterloo

See prices for flight routes from nearby airports that may be better suited for you.