To save on the cost of your flight from St. Louis to Region of Ontario, book at least 24 days before your planned departure. Booking around this time can save you about 128% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $259 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $473.
March is one of the best times of the year to fly to Region of Ontario from St. Louis. Prices for March average $359 per person but you can even find prices for as low as $176. The most expensive prices can be found in the month of February. Opting for a March flight can save you 82% on your journey compared to booking in February
When flying from St. Louis to Region of Ontario, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
Fly from
Fly to
Budget
$286 - $623
Route
Depart
Return
Price
Lambert-St LouisToronto Pearson Intl
STL - YYZ
STLYYZ
Lambert-St Louis
Sun 6/9
1 stop26h 18m
Toronto Pearson Intl
Tue 6/11
1 stop8h 53m
Lambert-St LouisToronto Pearson Intl
STL - YYZ
STLYYZ
Lambert-St Louis
Tue 6/11
1 stop10h 06m
Toronto Pearson Intl
Tue 6/18
1 stop8h 53m
Lambert-St LouisToronto Pearson Intl
STL - YYZ
STLYYZ
Lambert-St Louis
Mon 6/10
1 stop26h 18m
Toronto Pearson Intl
Tue 6/18
1 stop8h 53m
Lambert-St LouisToronto Pearson Intl
STL - YYZ
STLYYZ
Lambert-St Louis
Mon 6/10
1 stop26h 18m
Toronto Pearson Intl
Sat 6/22
1 stop11h 58m
Lambert-St LouisMontreal Pierre Elliott Trudeau Intl
STL - YUL
STLYUL
Lambert-St Louis
Tue 9/3
1 stop16h 10m
Montreal Pierre Elliott Trudeau Intl
Sat 9/28
1 stop11h 55m
Lambert-St LouisMontreal Pierre Elliott Trudeau Intl
STL - YUL
STLYUL
Lambert-St Louis
Sat 9/7
Nonstop2h 23m
Montreal Pierre Elliott Trudeau Intl
Sat 9/28
Nonstop2h 35m
Lambert-St LouisMontreal Pierre Elliott Trudeau Intl
STL - YUL
STLYUL
Lambert-St Louis
Fri 6/21
1 stop16h 47m
Montreal Pierre Elliott Trudeau Intl
Thu 6/27
1 stop10h 30m
Lambert-St LouisMontreal Pierre Elliott Trudeau Intl
STL - YUL
STLYUL
Lambert-St Louis
Tue 7/23
Nonstop2h 23m
Montreal Pierre Elliott Trudeau Intl
Tue 7/23
1 stop5h 57m
Lambert-St LouisMontreal Pierre Elliott Trudeau Intl
STL - YUL
STLYUL
Lambert-St Louis
Thu 7/4
1 stop6h 20m
Montreal Pierre Elliott Trudeau Intl
Sun 7/7
1 stop4h 08m
No data available for this route at this time. Please check back soon.
Comfort
Entertainment
Food
Boarding
Crew
Overall
Reviews
Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.
Comfort
Entertainment
Food
Boarding
Crew
Overall
Reviews
Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.
Comfort
Entertainment
Food
Boarding
Crew
Overall
Reviews
Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.
Comfort
Entertainment
Food
Boarding
Crew
Overall
Reviews
Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.
Comfort
Entertainment
Food
Boarding
Crew
Overall
Reviews
Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.
Comfort
Entertainment
Food
Boarding
Crew
Overall
Reviews
Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.
0%of flight departures | Early morningMidnight to 6 am |
---|---|
50%of flight departures | Morning6 am to noon |
50%of flight departures | AfternoonNoon to 6 pm |
0%of flight departures | Evening6 pm to midnight |
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