Cheap flights from Montreal to Ottawa

One-way fares from $252 · YMQ → YOW · prices found by travellers in the last 48 hours

Compare all dates Ottawa → Montreal
Cheapest fare
$252

Porter Airlines Canada · Wed, Aug 25

Cheapest month
August

from $252

Direct flights
Not recently

Usually 1+ stop

Quickest trip
3h 24m

170 km

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Cheapest month to fly from Montreal to Ottawa

Lowest one-way fare per person in each month. Choose a month to see every date.

  1. August 2027 Cheapest $252

Cheapest dates in August 2027

The lowest fares we've seen for each day, cheapest first.

Porter Airlines Canada
Depart14:05 Wed, Aug 25YUL → YOW 3h 24m · 1 stop
$252one way, per person
View deal
See every date in August 2027 →

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Where to stay, what to do and getting around, from our travel partners.

Where to stay

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Things to do

Things to do in OttawaTours, attractions and day trips on Klook Explore →

Getting around

Airport transfer in OttawaPre-book a driver to meet you at arrivals, with Kiwitaxi Book a transfer → Car hire in OttawaCompare rental cars from major brands on EconomyBookings Compare cars →

About flights from Montreal to Ottawa

Montreal (YMQ) and Ottawa (YOW) are about 170 km apart. We haven't seen direct fares on this route recently, so expect at least one stop; the quickest journey we've seen takes about 3h 24m. Over the next few months, one-way fares start from $252, and August 2027 is currently the cheapest month to fly.

These prices come from searches travellers made in the last 48 hours, so they move quickly. If you see a good fare, it's worth booking soon. FlightsExp is free to use: you book directly with our travel partner.

Frequently asked questions

How much is a flight from Montreal to Ottawa?

The cheapest one-way fare we've seen recently is $252 with Porter Airlines Canada, departing Wednesday, August 25, 2027.

What is the cheapest month to fly from Montreal to Ottawa?

August 2027 currently has the lowest fares, from $252 one way.

Are there direct flights from Montreal to Ottawa?

We haven't seen direct fares recently, so most journeys include at least one stop.

How long is the flight from Montreal to Ottawa?

The quickest journey we've seen takes about 3h 24m. Montreal and Ottawa are around 170 km apart.

Which airlines fly from Montreal to Ottawa?

Recent fares on this route were with Porter Airlines Canada.

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