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Cheap flights from Ottawa to Ontario from C$ 242

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 19/10. Fares are subject to change and may not be available on all flights or dates of travel.
YOW — ONT
16 Oct — 23 Oct1
1 adult
1 adult, Economy

Cheap 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 16 September 2025.

Round-trip from

C$ 565

One-way from

C$ 242

Popular in

December

Cheapest in

May

Average price

C$ 445
United Airlines
  • United Airlines
  • 29/10-5/11
  • 4 total stops
  • 40h 18m total
  • Ottawa to Ontario
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19/10
  • 19/10
  • 2 total stops
  • 17h 42m total
  • Ottawa to Ontario
Search Deals
Highest demand for flights based on searches. 13% potential increase in price (C$ 94 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (C$ 29 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
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Find flight deals from Ottawa to Ontario

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 16 September 2025.

Wed 29/106:20 a.m.YOW - ONT
2 stops19h 31mUnited Airlines
Wed 5/111:45 p.m.ONT - YOW
2 stops20h 47mUnited Airlines
Deal found 14/9C$ 565
Sat 18/105:25 p.m.YOW - ONT
2 stops22h 26mUnited Airlines
Wed 22/101:15 p.m.ONT - YOW
2 stops16h 56mUnited Airlines
Deal found 16/9C$ 667
Thu 30/107:30 p.m.YOW - ONT
2 stops20h 07mUnited Airlines
Thu 6/115:05 a.m.ONT - YOW
2 stops13h 13mUnited Airlines
Deal found 15/9C$ 703
Sun 12/105:15 a.m.YOW - ONT
2 stops18h 09mUnited Airlines
Thu 16/106:27 p.m.ONT - YOW
2 stops12h 31mUnited Airlines
Deal found 15/9C$ 877
Sat 18/105:55 a.m.YOW - ONT
3 stops19h 46mWestJet
Wed 22/107:35 a.m.ONT - YOW
2 stops14h 05mWestJet
Deal found 16/9C$ 937
Sat 18/105:55 a.m.YOW - ONT
3 stops19h 46mMultiple Airlines
Wed 22/107:35 a.m.ONT - YOW
3 stops24h 29mMultiple Airlines
Deal found 16/9C$ 995

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 16 September 2025.
Use the filters below to find and compare flights from Ottawa to Ontario that are best for you.

Fly from

Ottawa

Fly to

Ontario

Route

Depart

Return

Price

OttawaOntario

YOW - ONT

YOWONT

Ottawa

Sat 18/10

5:25 p.m.-12:51 p.m.

2 stops22h 26m

Ontario

Wed 22/10

1:15 p.m.-9:11 a.m.

2 stops16h 56m

C$ 667

OttawaOntario

YOW - ONT

YOWONT

Ottawa

Sat 21/2

5:15 a.m.-9:19 p.m.

2 stops19h 04m

Ontario

Wed 25/2

1:52 p.m.-2:30 p.m.

3 stops21h 38m

C$ 693

OttawaOntario

YOW - ONT

YOWONT

Ottawa

Thu 30/10

7:30 p.m.-12:37 p.m.

2 stops20h 07m

Ontario

Thu 6/11

5:05 a.m.-9:18 p.m.

2 stops13h 13m

C$ 703

OttawaOntario

YOW - ONT

YOWONT

Ottawa

Fri 30/1

12:05 p.m.-8:58 p.m.

2 stops11h 53m

Ontario

Sun 15/2

1:52 p.m.-10:26 a.m.

2 stops17h 34m

C$ 789

OttawaOntario

YOW - ONT

YOWONT

Ottawa

Wed 29/10

5:14 p.m.-10:31 p.m.

1 stop8h 17m

Ontario

Wed 5/11

5:05 a.m.-9:56 p.m.

2 stops13h 51m

C$ 800

OttawaOntario

YOW - ONT

YOWONT

Ottawa

Thu 11/12

5:40 a.m.-9:04 p.m.

2 stops18h 24m

C$ 264

OttawaOntario

YOW - ONT

YOWONT

Ottawa

Tue 16/12

6:20 a.m.-10:49 p.m.

2 stops19h 29m

C$ 327

OttawaOntario

YOW - ONT

YOWONT

Ottawa

Sat 13/12

6:20 a.m.-5:37 p.m.

2 stops14h 17m

C$ 327

OttawaOntario

YOW - ONT

YOWONT

Ottawa

Tue 18/11

6:20 a.m.-5:34 p.m.

2 stops14h 14m

C$ 327

OttawaOntario

YOW - ONT

YOWONT

Ottawa

Sat 31/1

6:20 a.m.-10:53 p.m.

2 stops19h 33m

C$ 327

Flights are sorted by cheapest round-trip flights first.

Deals found on 15/9

Showing 1-10 of 13 results
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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, September is the cheapest month in which you can book a flight from Ottawa to Ontario (average of C$ 290). Flying from Ottawa to Ontario in December is currently the most expensive (average of C$ 461). 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 22h 26m. 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, September is the cheapest month in which you can book a flight from Ottawa to Ontario (average of C$ 290). Flying from Ottawa to Ontario in December is currently the most expensive (average of C$ 461). 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

Browse thousands of different options on Cheapflights for your next trip

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Fly with Cheapflights

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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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