CA $346 Cheap Flights from Kitchener (YKF) to St. Louis (STL)

Popular airlines from Kitchener, ON (YKF-Region of Waterloo Intl.) to Lambert-St. Louis International Airport (STL)

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

Prices were available within the past 7 days and start at CA $346 for one-way flights and CA $547 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Air Canada
Air Canada
Air Canada
Air Canada
Air Canada
Air Canada
Air Canada
Air Canada
WestJet
Flight from Kitchener to St. Louis (YKF - STL) route information
Origin airport
Region of Waterloo Intl.
Destination airport
Lambert-St. Louis Intl.
Airlines serving
Air Canada
Roundtrip price
CA $547
Distance
980 km

Kitchener to St. Louis Flights

The easy way to book your flights from Kitchener to St. Louis 

With Expedia, it’s simple to find and book flights to St. Louis from Kitchener whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 20 airlines that cover this route. There are nonstop flights to Lambert-St. Louis Intl., too.  

Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Kitchener to St. Louis today, tomorrow, or this week.  

 

Save dollars with cheap flights from Region of Waterloo Intl., YKF to Lambert-St. Louis Intl., STL 

Sort your search results by price to find great deals on your flight from Kitchener to St. Louis—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to St. Louis from Kitchener currently is just CA $547 rising to CA $1,946.  

Here are more money-saving tips: 

  • Fly in October when flight prices are normally at their lowest 
  • Book about a month to 6 weeks before you travel for the best prices to St. Louis  
  • Avoid peak season and weekends when flights can cost more
  • Early morning and late-night flights are sometimes cheaper, so try varying your travel times 
  • One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free! 

 

Reasons to choose Expedia for your flight to St. Louis from Kitchener 

Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to St. Louis with Expedia today.

Frequently asked questions

How much is a flight from Region of Waterloo Intl. Airport (YKF) to Lambert-St. Louis Intl. Airport (STL)?
Pack your bags, because round-trip flights between Kitchener/Waterloo Airport and STL start from CA $547. That's based on airfares listed within the last 7 days on Expedia for flights departing within the next year. Prices can increase quickly, so book today to nab the best deal. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Kitchener/Waterloo Airport to Lambert-St. Louis Intl. Airport (STL)?
We get that life can throw the odd curveball, so we've made it as hassle-free as possible for you to cancel your flight online. Just head to the Customer Service Portal and follow the instructions.
How do I find cheap flights from YKF to Lambert-St. Louis Intl. Airport (STL) that have flexible change policies?
Flights from YKF to STL with flexible change policies are available with many carriers. Simply use our "No change fees" filter when searching. You'll only need to pay the cost difference between the two flights, with no extra fees to worry about.
How far is the flight from YKF to Lambert-St. Louis Intl. Airport (STL)?
The distance from Region of Waterloo Intl. Airport (YKF) (YKF) to Lambert Field (STL) is just 990 kilometres. You'll be walking down the air bridge and collecting your suitcase from the carousel in no time.
Which airlines fly direct from YKF to Lambert Field?
At the moment, no airlines offer direct flights from YKF to Lambert-St. Louis Intl. Airport (STL). You'll need to book a flight with at least one stop. To score the best connections and price, lock in your fare well in advance.
Are Kitchener/Waterloo Airport to STL flight tickets cheaper when they're purchased at the last minute?
Booking your trip from Region of Waterloo Intl. Airport (YKF) to STL at the last minute could be your ticket to a great deal. However, it could end up costing a great deal more! If you'd rather not take any chances, book well ahead of your departure date. In fact, Expedia has some of the biggest bargains up to 12 months in advance. If your preferred carrier hasn't released tickets yet, check back frequently as deals are updated on Expedia all the time.

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