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Cheap flights from Ottawa to Ontario from C$ 261

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 9/9. Fares are subject to change and may not be available on all flights or dates of travel.
YOW — ONT
19 Aug — 26 Aug1
1 adult

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 14 August 2025.

Round-trip from

C$ 680

One-way from

C$ 261

Popular in

December

Cheapest in

May

Average price

C$ 378
United Airlines
  • United Airlines
  • 11/9-17/9
  • 4 total stops
  • 33h 29m total
  • Ottawa to Ontario
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9/9
  • 9/9
  • 2 total stops
  • 17h 56m total
  • Ottawa to Ontario
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Highest demand for flights based on searches. 14% potential increase in price (C$ 98 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease (C$ 28 potential savings vs. average RT price).
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Average for round-trip flights in August 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 14 August 2025.

Thu 11/96:33 a.m.YOW - ONT
2 stops17h 00mUnited Airlines
Wed 17/91:42 p.m.ONT - YOW
2 stops16h 29mUnited Airlines
Deal found 13/8C$ 680
Sat 27/99:50 a.m.YOW - ONT
2 stops13h 34mUnited Airlines
Sat 4/101:53 p.m.ONT - YOW
2 stops21h 11mUnited Airlines
Deal found 13/8C$ 806
Thu 11/95:25 p.m.YOW - ONT
2 stops21h 48mUnited Airlines
Mon 15/96:38 p.m.ONT - YOW
2 stops16h 26mUnited Airlines
Deal found 13/8C$ 838
Thu 11/93:45 p.m.YOW - ONT
3 stops34h 28mMultiple Airlines
Tue 16/91:09 a.m.ONT - YOW
3 stops27h 25mMultiple Airlines
Deal found 13/8C$ 1,238
Sat 27/96:33 a.m.YOW - ONT
1 stop14h 33mMultiple Airlines
Sat 4/107:02 a.m.ONT - YOW
1 stop11h 33mMultiple Airlines
Deal found 13/8C$ 1,381
Sun 24/87:50 a.m.YOW - ONT
2 stops12h 21mDelta
Sun 31/811:40 a.m.ONT - YOW
2 stops27h 40mDelta
Deal found 14/8C$ 1,772
Wed 10/910:37 a.m.YOW - ONT
1 stop14h 53mUnited Airlines
Wed 17/97:00 a.m.ONT - YOW
1 stop7h 06mUnited Airlines
Deal found 13/8C$ 1,806
Sun 31/85:25 p.m.YOW - ONT
1 stop8h 05mUnited Airlines
Fri 5/97:00 a.m.ONT - YOW
1 stop11h 35mUnited Airlines
Deal found 12/8C$ 1,807

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 14 August 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

Thu 11/9

6:33 a.m.-8:33 p.m.

2 stops17h 00m

Ontario

Wed 17/9

1:42 p.m.-9:11 a.m.

2 stops16h 29m

C$ 680

OttawaOntario

YOW - ONT

YOWONT

Ottawa

Sat 27/9

9:50 a.m.-8:24 p.m.

2 stops13h 34m

Ontario

Sat 4/10

1:53 p.m.-2:04 p.m.

2 stops21h 11m

C$ 806

OttawaOntario

YOW - ONT

YOWONT

Ottawa

Thu 11/9

5:25 p.m.-12:13 p.m.

2 stops21h 48m

Ontario

Mon 15/9

6:38 p.m.-2:04 p.m.

2 stops16h 26m

C$ 838

OttawaOntario

YOW - ONT

YOWONT

Ottawa

Sat 3/1

5:09 p.m.-10:30 p.m.

1 stop8h 21m

Ontario

Sat 10/1

6:42 p.m.-10:07 a.m.

2 stops12h 25m

C$ 971

OttawaOntario

YOW - ONT

YOWONT

Ottawa

Thu 11/9

3:45 p.m.-11:13 p.m.

3 stops34h 28m

Ontario

Tue 16/9

1:09 a.m.-7:34 a.m.

3 stops27h 25m

C$ 1,238

OttawaOntario

YOW - ONT

YOWONT

Ottawa

Sat 27/9

6:33 a.m.-6:06 p.m.

1 stop14h 33m

Ontario

Sat 4/10

7:02 a.m.-9:35 p.m.

1 stop11h 33m

C$ 1,381

OttawaOntario

YOW - ONT

YOWONT

Ottawa

Sun 24/8

7:50 a.m.-5:11 p.m.

2 stops12h 21m

Ontario

Sun 31/8

11:40 a.m.-6:20 p.m.

2 stops27h 40m

C$ 1,772

OttawaOntario

YOW - ONT

YOWONT

Ottawa

Tue 9/9

7:00 a.m.-9:56 p.m.

2 stops17h 56m

C$ 261

OttawaOntario

YOW - ONT

YOWONT

Ottawa

Thu 13/11

5:40 a.m.-9:55 p.m.

2 stops19h 15m

C$ 263

OttawaOntario

YOW - ONT

YOWONT

Ottawa

Sat 13/9

7:00 a.m.-9:56 p.m.

2 stops17h 56m

C$ 273

Flights are sorted by cheapest round-trip flights first.

Deals found on 13/8

Showing 1-10 of 17 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.

  • 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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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.

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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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