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Cheap flights from Ottawa to Ontario from C$ 275

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 19/4. Fares are subject to change and may not be available on all flights or dates of travel.
YOW — ONT
9 Apr — 16 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ottawa to Ontario

Enter your travel dates to find the best prices.

Cheapest flights from Ottawa to Ontario
Explore the most affordable flight options available from Ottawa to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 March 2026.

Wed 29/45:25 p.m.
YOW
-
ONT
1 stop8h 06m
United Airlines
Sat 2/55:00 a.m.
ONT
-
YOW
2 stops13h 35m
United Airlines
Deal found 5/3C$ 683
Sun 19/45:25 p.m.
YOW
-
ONT
1 stop8h 06m
United Airlines
Sun 26/46:05 a.m.
ONT
-
YOW
2 stops24h 58m
United Airlines
Deal found 5/3C$ 693
Wed 3/65:20 p.m.
YOW
-
ONT
1 stop8h 26m
United Airlines
Sat 6/65:00 a.m.
ONT
-
YOW
2 stops15h 54m
United Airlines
Deal found 9/3C$ 763
Thu 23/45:25 p.m.
YOW
-
ONT
1 stop8h 06m
United Airlines
Thu 30/41:40 p.m.
ONT
-
YOW
2 stops16h 31m
United Airlines
Deal found 9/3C$ 764
Thu 19/36:20 a.m.
YOW
-
ONT
2 stops19h 37m
Air Canada
Tue 24/31:50 p.m.
ONT
-
YOW
2 stops17h 36m
Air Canada
Deal found 5/3C$ 767
Fri 26/610:44 a.m.
YOW
-
ONT
1 stop15h 02m
United Airlines
Wed 1/75:00 a.m.
ONT
-
YOW
2 stops13h 35m
United Airlines
Deal found 6/3C$ 787
Fri 15/55:25 p.m.
YOW
-
ONT
1 stop8h 10m
United Airlines
Sun 24/56:30 a.m.
ONT
-
YOW
1 stop7h 37m
United Airlines
Deal found 9/3C$ 794

Find flight deals from Ottawa to Ontario

Discover tips and strategies to find the most affordable flight options for your journey from Ottawa (YOW) to Ontario (ONT). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 10 March 2026.

Round-trip from

C$ 683

One-way from

C$ 275
United Airlines
  • United Airlines
  • 29/4-2/5
  • 2 total stops
  • 21h 54m total
  • Ottawa to Ontario
Search Deals
19/4
  • 19/4
  • 3 total stops
  • 56h 04m total
  • Ottawa to Ontario
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ottawa to Ontario that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 10 March 2026.
Use the filters below to find and compare flights from Ottawa to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OttawaOntario

YOW - ONT

YOWONT

Ottawa

Wed 29/4

10:44 a.m.-10:31 p.m.

1 stop14h 47m

Ontario

Sat 2/5

7:00 a.m.-5:07 p.m.

1 stop7h 07m

C$ 683
Quickest round-trip

OttawaOntario

YOW - ONT

YOWONT

Ottawa

Thu 19/3

5:11 p.m.-10:18 p.m.

1 stop8h 07m

Ontario

Tue 24/3

11:59 p.m.-10:26 a.m.

1 stop7h 27m

C$ 693

OttawaOntario

YOW - ONT

YOWONT

Ottawa

Sun 19/4

5:25 p.m.-10:31 p.m.

1 stop8h 06m

Ontario

Sun 26/4

6:05 a.m.-10:03 a.m.

2 stops24h 58m

C$ 693

OttawaOntario

YOW - ONT

YOWONT

Ottawa

Tue 21/4

5:25 p.m.-10:31 p.m.

1 stop8h 06m

Ontario

Tue 28/4

6:05 a.m.-11:54 p.m.

2 stops14h 49m

C$ 748
Cheapest one-way

OttawaOntario

YOW - ONT

YOWONT

Ottawa

Sun 19/4

10:44 a.m.-10:31 p.m.

1 stop14h 47m

C$ 387

OttawaOntario

YOW - ONT

YOWONT

Ottawa

Wed 22/4

10:44 a.m.-10:31 p.m.

1 stop14h 47m

C$ 418

OttawaOntario

YOW - ONT

YOWONT

Ottawa

Sat 21/3

6:00 a.m.-5:38 p.m.

2 stops14h 38m

C$ 522

OttawaOntario

YOW - ONT

YOWONT

Ottawa

Sat 14/3

7:35 a.m.-10:37 p.m.

2 stops18h 02m

C$ 687
Quickest one-way

OttawaOntario

YOW - ONT

YOWONT

Ottawa

Sat 14/3

5:11 p.m.-10:18 p.m.

1 stop8h 07m

C$ 820

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/3

Sorted by cheapest first

Best time to book a flight from Ottawa to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Ottawa with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Ottawa to Ontario

What is the cheapest month to book a flight from Ottawa to Ontario?

Currently, April is the cheapest month in which you can book a flight from Ottawa to Ontario (average of C$ 182). Flying from Ottawa to Ontario in November is currently the most expensive (average of C$ 343). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from Ottawa to Ontario. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Ottawa to Ontario?

    There are many flights that can get you from Ottawa to Ontario in 14h 47m. Fly via United Airlines to get the fastest option. The distance from Ottawa to Ontario is about 3748 km.

  • Can I find deals for flights from Ottawa to Ontario that include hotel bookings?

    Yes. In addition to deals on Ottawa to Ontario flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Ottawa to Ontario?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ottawa to Ontario.

  • Can I find deals for business class flights from Ottawa to Ontario?

    Yes. Cheapflights offers flight deals from Ottawa to Ontario by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Ottawa to Ontario?

    Currently, April is the cheapest month in which you can book a flight from Ottawa to Ontario (average of C$ 182). Flying from Ottawa to Ontario in November is currently the most expensive (average of C$ 343). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Ottawa to Ontario?

Deals for Ottawa to Ontario flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Ottawa to Ontario?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Ottawa to Ontario.

Can Cheapflights find flights from Ottawa to Ontario with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Ottawa to Ontario flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Ottawa to Ontario become cheaper?

Yes, Cheapflights offers price alerts on Ottawa to Ontario flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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