Cheap Flights from St. Louis (STL) to Windsor (YQG)

Popular airlines from St. Louis Lambert Intl. Airport (STL) to Windsor, ON (YQG)

Alternative airports near Windsor

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Detroit Metropolitan Wayne County DTW. Cheapest option available. Average driving time to city center is 29 minutes. Flights from $425
DTW
Detroit Metropolitan Wayne County
Cheapest
Average driving time to city center29 min
Flights from $425
Flights from St. Louis (STL) to Windsor (YQG)
Origin airport
Lambert-St. Louis Intl.
Destination airport
Windsor
Distance
458 mi

St. Louis to Windsor Flights

The cheapest times to fly from St. Louis to Windsor

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from St. Louis to Windsor are during the month of . You can find some of the cheapest flights from St. Louis to Windsor with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from St. Louis to Windsor

Sunday is one of the best days to book for cheap flights from St. Louis to Windsor: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from St. Louis to Windsor

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from St. Louis to Windsor in 2025. You can also book with separate airlines for your outbound and return journeys, from one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap St. Louis to Windsor flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your St. Louis to Windsor airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Lambert-St. Louis Intl. Airport (STL) to Windsor Airport (YQG) cost?
Lock in a cheap one-way flight or cheap return flight from Lambert-St. Louis Intl. Airport (STL) to Windsor Airport (YQG) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Lambert-St. Louis Intl. Airport (STL) to Windsor Airport (YQG)?
is the cheapest month to fly from STL to YQG. Traveling during an off-peak travel window is often the key to finding better fares.
What is the cheapest airline that flies from Lambert-St. Louis Intl. Airport (STL) to Windsor Airport (YQG)?
To find the cheapest airline flying from STL to YQG, use Expedia's filter tool. Tailor your search based on your travel style, such as preferred carriers and number of stops. You can then sort your results by "Price (lowest to highest)" to see the cheapest flights first.
How many flights per day from Lambert-St. Louis Intl. Airport (STL) to Windsor Airport (YQG)?
Direct flights from Lambert-St. Louis Intl. Airport (STL) to Windsor Airport (YQG) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filters. Enter your dates and select either "1 Stop" or "2+ Stops."
What day of the week has the most flights from STL to YQG?
Generally you'll find the widest variety of flight choices on a Friday. Tuesdays tend to be the quietest.* But this can change based on the season, carrier and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Lambert-St. Louis Intl. Airport (STL) to Windsor Airport (YQG)?
Select a flight from Lambert-St. Louis Intl. Airport (STL) to Windsor Airport (YQG) that leaves before 3 PM to reduce the risk of cancellations. Departures after this time have a 22% higher chance of being canceled, on average.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Windsor from Lambert-St. Louis Intl. Airport (STL)?
If you're on a direct flight from Lambert-St. Louis Intl. Airport (STL) to Windsor, Detroit Metropolitan Wayne County Airport (DTW) is the only airport you can touch down at.
Is it cheaper to buy a plane ticket from Lambert-St. Louis Intl. Airport (STL) to Windsor Airport (YQG) last-minute?
Last-minute bookings from STL to YQG are usually more expensive. To secure the best prices, start looking for flights as early as possible. That said, if your travel plans are flexible, you may find a cheap fare right before you leave.
Is it cheaper to book a STL to YQG flight and hotel package?
You'll typically save money by securing a STL to YQG flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's simple to manage it all in one place. After selecting your ideal flights and accommodations, consider adding extras like tours, activities and car rentals.
Can I cancel or change the date of my flight from Lambert-St. Louis Intl. Airport (STL) to Windsor Airport (YQG)?
If you reserved your STL to YQG flight within the last 24 hours, you may be able to cancel or modify it without fees. Depending on the airline and the type of ticket you purchased, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal for more information.

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*Available to One Key members.