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.
Did you mean flights from Ottawa to St Louis?

Cheap Flights from St Louis to Ottawa, ON, Canada - STL to YOW Last modified: Jul 30, 2016 2:07 AM

Popular flights from St Louis to Ottawa Last modified: Jul 30, 2016 2:07 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
STLYOW
Wed 9/21
1 stop
YOWSTL
Sun 9/25
1 stop
$294
Select
United
STLYOW
Wed 9/21
1 stop
YOWSTL
Sun 9/25
1 stop
$295
Select
WestJet
STLYOW
Wed 9/21
2 stops
YOWSTL
Sun 9/25
2 stops
$317
Select
WestJet
STLYOW
Wed 9/21
2 stops
YOWSTL
Wed 10/5
2 stops
$317
Select
American
STLYOW
Thu 8/11
1 stop
YOWSTL
Mon 8/15
1 stop
$379
Select

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

We have collected flight cost data from across the web for travel from St Louis to Ottawa, and have found the average flight price for this trip to be $343.

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

Airlines can adjust prices for plane tickets from St Louis to Ottawa 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.

St Louis to Ottawa Flight Questions

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

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

Airlines Flying from St Louis to Ottawa (STL to YOW) Number of flights searched: 115Last modified: Jul 30, 2016 2:07 AM

Below are the different airlines that fly from St Louis to Ottawa 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 St Louis to Ottawa.

St Louis to Ottawa
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 MSP / DTW X X X X X X X
United IAD X X X X X X X

Airports for Your Route

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

Cheap Domestic Flights from St Louis - STL

FlightsAirlineLowest Price
St Louis to New York American, Alaska, United $199
St Louis to Chicago American, Alaska, United $219
St Louis to Boston American, Alaska, United $274
St Louis to Atlanta American, Alaska, Frontier, United $83
St Louis to Washington American, Alaska, United $203
St Louis to Newark American, Alaska, United $199
St Louis to Philadelphia American, Alaska, United $331
St Louis to Dallas - Ft Worth American, Alaska, United $209
St Louis to Syracuse American, Alaska, United $366
St Louis to Burlington American, Alaska, United $372
St Louis to Rochester American, Alaska, United $248
St Louis to Baltimore American, Alaska, United $217
St Louis to Detroit American, Alaska, United $224
St Louis to Hartford American, Alaska, United $306
St Louis to Albany American, Alaska, United $373
St Louis to Buffalo American, Alaska, United $242
St Louis to Charlotte American, Alaska, United $349
St Louis to Manchester American, United $294
St Louis to Pittsburgh American, Alaska, United $190
St Louis to Cleveland American, Alaska, United $182
St Louis to Providence American, Alaska, United $328

Cheap International Flights from St Louis - STL

FlightsAirlineLowest Price
St Louis to Montreal Air Choice One, American, Air Canada, Alaska, United, WestJet $294
St Louis to Toronto Air Choice One, American, Air Canada, Alaska, United, WestJet $348

Cheap Domestic Flights to Ottawa - YOW

FlightsAirlineLowest Price
Springfield to Chicago American, United $168
Evansville to New York American, United $369
Springfield to New York American, Alaska, United $369
Springfield to Boston American, Alaska, United $390

Cheap International Flights to Ottawa - YOW

FlightsAirlineLowest Price
Evansville to Ottawa American, United Check Dates
Springfield to Ottawa American, United $421
Springfield to Montreal American, United $457
Cheap Flights from St Louis to Ottawa, ON, Canada, from $294 Round trip from STL to YOW