YOW to STL (Ottawa to St. Louis) Flights

Last Minute Flights from YOW to STL

Price found within the past 7 days for the specified period. Click for updated prices.

OriginDestinationTravel DatesFlights From*
YOWSt. LouisMay 10 to May 28$747
*Prices include taxes and fees

Cheapest YOW to STL Flights

Price found within the past 7 days for the specified period. Click for updated prices.

OriginDestinationTravel DatesFlights From*
YOWSt. LouisJune 10 to June 17$619
YOWSt. LouisJune 14 to July 2$632
YOWSt. LouisJune 10 to June 17$633
YOWSt. LouisJune 26 to June 28$636
*Prices include taxes and fees
YOW to STL Flight Details
Origin airport
Macdonald-Cartier Intl.
Origin airport IATA code
YOW
Destination airport
Lambert-St. Louis Intl.
Destination airport IATA code
STL
Distance
878 mi

Frequently asked questions

What airlines fly direct from Ottawa International Airport to Lambert-St. Louis Intl. Airport (STL)?
At the moment there are no airlines that fly nonstop from Ottawa Intl. Airport to Lambert Field. Break up your transit time with one or more stops to get to St. Louis.
How many flights are there from YOW to STL?
About 21 services operate daily between Ottawa, ON (YOW-Macdonald-Cartier Intl.) and St. Louis, MO (STL-Lambert-St. Louis Intl.). Buckle up because your plane to St. Louis is ready to take to the skies.
How long does it take to fly from Ottawa, ON (YOW-Macdonald-Cartier Intl.) to St. Louis, MO (STL-Lambert-St. Louis Intl.)?
It takes approximately 3 hours and 49 minutes to go from Ottawa, ON (YOW-Macdonald-Cartier Intl.) to St. Louis, MO (STL-Lambert-St. Louis Intl.). That’s plenty of time to start your travel blog, do a little eleventh-hour trip planning or read about the wonderful experiences you can have in St. Louis.
What is the flight distance from Ottawa, ON (YOW-Macdonald-Cartier Intl.) to St. Louis, MO (STL-Lambert-St. Louis Intl.)?
The short-haul flight from Ottawa to St. Louis is a swift 880 miles (1,400 1). Don’t get too comfy though — you’ll be taxiing into St. Louis, MO (STL-Lambert-St. Louis Intl.) not long after you take off!
How many morning flights are there from YOW to STL?
With 70 morning flights from YOW to STL a week, you have plenty of options to choose from.

  • Air Canada (AC) operates 49 weekly services that jet out before noon. The first one to depart is 5:30AM.
  • Or else, secure a fare with United Airlines (UA) and fly out as early as 6:05AM. This airline lists 21 morning flights each week between YOW and STL.

How many afternoon flights are there from YOW to STL?
Take your pick of 83 afternoon and evening flights from YOW to STL every week and forget about setting the alarm.

  • Jet off with Air Canada (AC), which operates 51 afternoon and evening flights each week on this route. The earliest departure leaves the tarmac at 12:00PM.
  • Alternatively, United Airlines (UA) has 32 afternoon and evening flights each week, with the first leaving the gate at 1:30PM.

What is the earliest departure time out of Ottawa to St. Louis?
Fly out of YOW at 5:30AM and touch down at STL at 9:01PM. This is the earliest service you can catch on this route.
What is the latest departure time out of Ottawa to St. Louis?
From YOW, the latest flight departs at 9:00PM and comes in at 9:01PM at STL. If you don’t enjoy early starts, this is the flight to book.
What is the average price from Ottawa to St. Louis?
You can find a round-trip airfare from YOW to STL starting from around $619. The cheapest fares get snapped up fast, so book as soon as you’ve pinned down your travel dates. This price was available on Flights.com within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

Ottawa to St. Louis Flights

Whether it’s for an obligation or the sake of your sanity, sometimes you need to get away. Maybe you need flights from Ottawa to St. Louis to attend your cousin’s wedding, to pitch a business idea to your boss, or simply treat yourself to a mini vacation. Regardless of the reasons behind packing your bags and needing to find our cheapest flights from YOW to STL, we’ve got you covered here at Flights.com.

We present you with some of the most affordable deals on airfare, so stop that Google flights search. We want you to spend less on your flight from Ottawa to St. Louis, so you can spend more during your getaway. With Flights.com, you’ll find it simple to land airline tickets with itineraries matching your travel schedule. What’s more, we provide you with all the information you need to confidently make reservations on your family, business, or personal trip.