Flights
Hotels
From
To
1 traveler
Unsupported Browser!
Find Flights
Finding cheap flights is simple. More than 36 million people last year saved hundreds by using our flights tool.
Flights
Hotels
Round-trip
One-way
1 traveler
Unsupported Browser!
Find Flights
Finding cheap flights is simple. More than 36 million people last year saved hundreds by using our flights tool.

Cheap Flights from Ottawa to St Louis, MO, United States - YOW to STL Last modified: 28-May-2016 8:07 AM

Popular flights from Ottawa to St Louis Last modified: 28-May-2016 8:07 AM

We’ve got the inside scoop on finding the best time to fly for the best price. Not sure when to travel for your next vacation? Find details below on when-to-fly and when-to-buy.

Air Canada
Departure Date Return Date Lowest Price
15-Sep-2016 22-Sep-2016 $338
American Airlines
Departure Date Return Date Lowest Price
9-Jul-2016 18-Jul-2016 $438
United Airlines
Departure Date Return Date Lowest Price
9-Jul-2016 18-Jul-2016 $441
WestJet
Departure Date Return Date Lowest Price
9-Jul-2016 18-Jul-2016 $477

How Much Does it Cost to Fly from Ottawa to St Louis (YOW to STL)?

We have collected flight cost data from across the web for travel from Ottawa to St Louis, and have found the average flight price for this trip to be $581.

When Can I Buy the Cheapest Flight from Ottawa to St Louis (YOW to STL)?

Airlines can adjust prices for plane tickets from Ottawa to St Louis based on the day and time that you decide to book your flight. We have collected data from all airlines, and have discovered that the best days to book flights are Tuesdays, Wednesdays, and Saturdays. Read our article to find more information about the best time to buy airline tickets.

Ottawa to St Louis Flight Questions

Below are some common questions that asked about this flight route:

Question: What are the most popular connecting cities when flying from Ottawa to St Louis?
Answer: Detroit, MI

Airlines Flying from Ottawa to St Louis (YOW to STL) Number of flights searched: 111Last modified: 28-May-2016 8:07 AM

Below are the different airlines that fly from Ottawa to St Louis with the average price of their plane tickets. Just remember that different airlines offer different levels of comfort and service, so consider convenience when choosing your airline.

Below is the full flight schedule summary of the next 30 days for flights from Ottawa to St Louis.

Ottawa to St Louis
Airline Connections Mon Tue Wed Thu Fri Sat Sun
American PHL X X X X X X X
Air Canada YYZ X X X X X X X
Delta DTW X X X X X X X
Delta DTW / CVG X X X X X X X
United EWR X X X X X X X

Airports for Your Route

These pages contain information about the major airports in Ottawa and St Louis, so you can feel comfortable knowing how to get around whether you are about to take off or you just landed.

Cheap International Flights from Ottawa - YOW

FlightsAirlineLowest Price
Ottawa to Chicago American, Air Canada, JetBlue, Spirit, Porter, United, WestJet $397
Ottawa to New York American, Air Canada, JetBlue, Porter, United, WestJet $286
Ottawa to Atlanta American, Air Canada, Frontier, United, WestJet $346
Ottawa to Dallas - Ft Worth American, Air Canada, Alaska, JetBlue, Porter, United, WestJet $376
Ottawa to Nashville American, Air Canada, JetBlue, United, WestJet $286

Cheap Domestic Flights to St Louis - STL

FlightsAirlineLowest Price
Albany to St Louis American, Alaska, United $454
Syracuse to St Louis American, Alaska, United $468
Rochester to St Louis American, Alaska, United $454
Burlington to St Louis American, Alaska, United $484
Syracuse to Chicago American, JetBlue, United $375
Albany to Chicago American, United $441
Rochester to Chicago American, United $338
Burlington to Chicago American, United $466
Rochester to Atlanta American, United $266
Syracuse to Atlanta American, United $364
Syracuse to Dallas - Ft Worth American, Alaska, JetBlue, United $437
Syracuse to New York JetBlue $212
Burlington to Atlanta American, Alaska, United $266
Rochester to New York JetBlue $179
Rochester to Dallas - Ft Worth American, United $416
Albany to Atlanta American, United $262
Burlington to New York JetBlue $166
Montreal to Toronto Air Inuit, Air Canada, Provincial, Porter, Air Transat, WestJet $186
Albany to Dallas - Ft Worth American, United $477
Syracuse to Nashville American, JetBlue, United $464

Cheap International Flights to St Louis - STL

FlightsAirlineLowest Price
Montreal to St Louis American, Air Canada, Alaska, United, WestJet $338
Montreal to Chicago Air Inuit, American, Air Canada, JetBlue, Spirit, Provincial, Porter, United, WestJet $308
Montreal to New York Air Inuit, American, Air Canada, Alaska, JetBlue, Spirit, Provincial, Porter, United, WestJet $255
Montreal to Atlanta American, Air Canada, Alaska, Frontier, Porter, United, WestJet $424
Montreal to Dallas - Ft Worth American, Air Canada, Alaska, JetBlue, Spirit, Porter, Sun Country, United, WestJet $362
Cheap Flights from Ottawa to St Louis, MO, United States, from $260 Round trip from YOW to STL