Cheap flights from St. Louis (STL) to Ottawa (YOW)
What is the cheapest day to fly round-trip from St. Louis to Ottawa?
Saturday is generally a great day to depart. Flying on this day could help you save up to 160%.
What is the cheapest month to fly from St. Louis to Ottawa?
Due to multiple factors, expect to potentially pay more when booking in November. For low rates, January can be a great choice for travel to Ottawa. Flights to Ottawa from St. Louis in January are about $648 on average during January, but can be found for as low as $462.
When is the cheapest time to fly from St. Louis to Ottawa (STL - YOW)?
It’s typically best to fly out from St. Louis to Ottawa in the morning. Doing so could potentially save you 38% on the flight price compared to flying at noon, which is usually more expensive.
Cheap flights from St. Louis to Ottawa in October, November 2022
The best prices found for STL to YOW flights for October, November
Lambert-St Louis
Ottawa
1 stop
5h 07mOttawa
Lambert-St Louis
2 stops
10h 32mAir Canada
Lambert-St Louis
Ottawa
2 stops
15h 04mOttawa
Lambert-St Louis
2 stops
10h 32mAir Canada
Lambert-St Louis
Ottawa
2 stops
8h 50mOttawa
Lambert-St Louis
1 stop
6h 47mAir Canada
St. Louis to Ottawa 2022 flight deals
Cheap flights to Ottawa from St. Louis found for this year
Lambert-St Louis
Ottawa
1 stop
5h 07mOttawa
Lambert-St Louis
2 stops
10h 32mAir Canada
Lambert-St Louis
Ottawa
2 stops
15h 04mOttawa
Lambert-St Louis
2 stops
10h 32mAir Canada
Lambert-St Louis
Ottawa
2 stops
8h 50mOttawa
Lambert-St Louis
1 stop
6h 47mAir Canada
Cheap Air Canada flights from St. Louis to Ottawa
Lambert-St Louis
Ottawa
1 stop
5h 07mOttawa
Lambert-St Louis
2 stops
10h 32mAir Canada
Lambert-St Louis
Ottawa
2 stops
15h 04mOttawa
Lambert-St Louis
2 stops
10h 32mAir Canada
Lambert-St Louis
Ottawa
2 stops
8h 50mOttawa
Lambert-St Louis
1 stop
6h 47mAir Canada
Last minute flights from St. Louis to Ottawa
Late deals on return flights to Ottawa from St. Louis, departing today and this week
Lambert-St Louis
Ottawa
1 stop
6h 12mOttawa
Lambert-St Louis
2 stops
10h 32mAir Canada
Lambert-St Louis
Ottawa
2 stops
13h 00mOttawa
Lambert-St Louis
2 stops
10h 32mAir Canada
Lambert-St Louis
Ottawa
2 stops
9h 06mOttawa
Lambert-St Louis
2 stops
10h 32mMultiple Airlines
Related info for your journey
Useful info, stats and facts about St. Louis to Ottawa flights.
Which airlines flying from Lambert-St Louis to Ottawa have flexible cancellations due to COVID-19?
Due to the rapidly changing circumstances due to COVID-19, airlines like Air Canada, American Airlines, and WestJet flying from Lambert-St Louis to Ottawa have implemented new flexible cancellation policies.
Can I find flights from St. Louis to Ottawa for under $600 on Cheapflights?
Yes, there are multiple flights from St. Louis to Ottawa for under $600. The cheapest flight booked recently is on Air Canada for just $554, but on average you can expect to pay $662.
Are there last-minute flights available from St. Louis to Ottawa for under $700?
There are currently 9+ open flights from St. Louis to Ottawa within the next 7 days for less than $700.
What are the cheapest airlines flying from St. Louis to Ottawa round-trip?
Currently priced at $554, Air Canada will fly you from St. Louis to Ottawa and back. In addition to Air Canada, many other airlines offer competitively priced options for your trip. Check Cheapflights for deals on Delta for as low as $800. Air Canada is 14% cheaper than the average price of flights available within the next 90 days to this destination.
What are the most popular airlines that fly from St. Louis to Ottawa?
American Airlines, Air Canada and Delta are the most popular airlines when flying from St. Louis to Ottawa.
What are the cheapest flights from St. Louis to Ottawa?
The cheapest flight price from St. Louis to Ottawa is $373. On average you can expect to pay $855. The most popular route, (Lambert-St Louis - Ottawa), can usually be booked for $557.