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Flights from Saint Louis to Ottawa – Airlines & connecting routes

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STL to YOW flights and routes map STL to YOW – All flight route options from Saint Louis Airport, Missouri, USA to Ottawa Macdonald Cartier International, Canada. These flights are operated by 6 different airlines through 7 different connections. The shortest flight time is 4 hours and 47 minutes. See the full flight schedule and time table, including departure times, airlines and stopover details to find the best option for you.

From
To
USA STL Saint Louis Airport Saint Louis, MO, USA
Canada YOW Ottawa Macdonald Cartier , ON, Canada
STL
Saint Louis Airport
USASaint Louis, MO, USA
Ottawa Macdonald Cartier
CanadaOttawa, ON, Canada
YOW
No direct flights found
12 routes with 1 stop found »
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1 stop route options with the same airline:

Duration

Via Montreal YUL
1 stop with Air Canada.

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4h 35m

Via Montreal YUL
1 stop with Air Canada.
4h 35m
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Via Dulles IAD
1 stop with United Airlines. 3 flights per day.

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4h 55m

Via Dulles IAD
1 stop with United Airlines.
4h 55m
3 flights per day.
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Via Toronto YYZ
1 stop with Air Canada. 2 flights per day.

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6h 49m

Via Toronto YYZ
1 stop with Air Canada.
6h 49m
2 flights per day.
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Via Chicago ORD
1 stop with United Airlines. 7-9 flights per day.

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6h 49m

Via Chicago ORD
1 stop with United Airlines.
6h 49m
7-9 flights per day.
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Via New York EWR
1 stop with United Airlines. 2 flights per day.

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8h 16m

Via New York EWR
1 stop with United Airlines.
8h 16m
2 flights per day.
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1 stop route options with codeshare or different airlines:

Duration

Via Montreal YUL With United Airlines & Air Canada
CODESHARE

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4h 35m

Via Montreal YUL
4h 35m
With United Airlines & Air Canada
CODESHARE
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Via Dulles IAD With United Airlines & Air Canada 3 flights per day.
CODESHARE

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4h 55m

Via Dulles IAD
4h 55m
With United Airlines & Air Canada 3 flights per day.
CODESHARE
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Via Toronto YYZ With United Airlines & Air Canada 2 flights per day.
CODESHARE

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6h 49m

Via Toronto YYZ
6h 49m
With United Airlines & Air Canada 2 flights per day.
CODESHARE
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Via Chicago ORD With American Airlines & Air Canada 4 flights per day.
CODESHARE

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6h 58m

Via Chicago ORD
6h 58m
With American Airlines & Air Canada 4 flights per day.
CODESHARE
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Via Washington DCA With American Airlines & Air Canada 1-2 flights per day.

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7h 25m

Via Washington DCA
7h 25m
With American Airlines & Air Canada 1-2 flights per day.
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Via New York EWR With United Airlines & Air Canada 2 flights per day.
CODESHARE

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8h 16m

Via New York EWR
8h 16m
With United Airlines & Air Canada 2 flights per day.
CODESHARE
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Via New York LGA With American Airlines & United Airlines 0-1 flights per day.
Only saturdays

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8h 34m

Only saturdays
Via New York LGA
8h 34m
With American Airlines & United Airlines 0-1 flights per day.
Only saturdays
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Saint Louis to Ottawa flights

With over 325 flights every week and 7 different airlines you have a wide range of options. While flying to Ottawa from Saint Louis you will be doing a stopover in Montreal, Dulles or any other of the 7 alternatives with flight connections.

Are there any non-stop flights from STL to YOW?

There are no direct or non-stop flights from Saint Louis Airport, STL to Ottawa Macdonald Cartier International, YOW.

Saint Louis to Ottawa with Air Canada

If you choose to fly with Air Canada from Saint Louis to Ottawa you can make a transit either via Montreal or via Toronto. The route via Montreal is 2 hours and 14 minutes faster. Air Canada is a Star Alliance member.

Distance & flight times: Saint Louis Airport to Ottawa Macdonald Cartier International

The shortest flight time between STL and YOW is 4 hours and 35 minutes.

ViaTotal flight timeLayover timeDistance
YUL Montreal4h 35m1h 20m1067 miles (1717 km)
IAD Dulles4h 55m59m1150 miles (1850 km)
YYZ Toronto6h 49m3h 45m883 miles (1421 km)
ORD Chicago6h 58m2h 34m915 miles (1472 km)
DCA Washington7h 25m1h 56m1176 miles (1892 km)
EWR New York8h 16m1h 16m1204 miles (1937 km)
LGA New York8h 34m--
The flight times and layover times in the table above are approximate and may vary depending on flight number, aircraft, airline, weather, and time of day.STL-YOW flight routesSaint Louis to Ottawa flight routes illustrated on a map.
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Saint Louis - Ottawa route map and flight paths
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From Saint Louis to Canada

Below is a list of other destinations to Canada from Saint Louis Airport with either direct flights or 1 stop connections.

From USA to Ottawa

Below is a list of other cities in USA with flights to Ottawa with either non-stop or connecting flights.

The fastest way to fly from Saint Louis (STL) to Ottawa (YOW) is via Montreal and it will take about 4 hours and 35 minutes. The second fastest route is via Dulles and will take 4 hours and 55 minutes.

You can fly with Air Canada, United Airlines or American Airlines from Saint Louis to Ottawa.

The flight time between Saint Louis Airport (STL) and Ottawa Macdonald Cartier International (YOW) via Pierre Elliott Trudeau International, YUL is 4 hours and 35 minutes.

No. But you can still purchase a 1 stop flight via Montreal, Dulles or any other route to Ottawa (YOW).

A codeshare agreement means that cooperating airlines are able to sell seats on each other’s flights. This means that you are able to travel to more destinations than your airline of choice normally offers. Codeshare flights are also beneficial because of the seamless transits you can get with connecting flights from the same airline. The downside of choosing a codeshare flight can be that you in some cases can’t upgrade codeshare flights or use elite benefits.

A connecting or transit flight means that you reach your final destination through two or more flights – in other words a non-direct flight. You will change to a new aircraft after your first flight, this may include moving to another terminal at the airport aswell. The time required to transfer passengers and luggage between flights is called Minimum Connecting Time (MCT) and are always taken into account here on Flightroutes.com.

If you bought your whole flight on a single ticket, the airline will book you on the next available connecting flight.

With connecting flights, checked in luggage is most commonly forwarded to your final destination when buying a single ticket for both flights.

If you miss your connecting flight due to circumstances outside your control such as your first flight being delayed, you should turn to your airline who will provide you with a seat on the next available flight. This is usually done free of charge, and only applies if you purchased your trip as one ticket. If the next connecting flight is the following day, the airline usually provides accommodation and meals.
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