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Cheap flights from Ottawa to Ontario from C$ 343

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 4/1. Fares are subject to change and may not be available on all flights or dates of travel.
YOW — ONT
3 Jan — 10 Jan1
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 4 December 2025.

Tue 30/126:15 a.m.YOW - ONT
1 stop19h 10mUnited Airlines
Tue 6/15:05 a.m.ONT - YOW
2 stops13h 51mUnited Airlines
Deal found 3/12C$ 974
Wed 31/125:09 p.m.YOW - ONT
1 stop8h 16mUnited Airlines
Tue 6/15:05 a.m.ONT - YOW
2 stops13h 13mUnited Airlines
Deal found 4/12C$ 977
Wed 24/126:15 a.m.YOW - ONT
2 stops18h 37mUnited Airlines
Wed 31/1211:59 p.m.ONT - YOW
1 stop14h 19mUnited Airlines
Deal found 1/12C$ 1,023
Mon 29/126:15 a.m.YOW - ONT
1 stop19h 10mUnited Airlines
Sun 11/16:39 p.m.ONT - YOW
2 stops19h 33mUnited Airlines
Deal found 1/12C$ 1,024
Mon 22/125:09 p.m.YOW - ONT
1 stop8h 16mUnited Airlines
Thu 25/126:04 a.m.ONT - YOW
2 stops12h 14mUnited Airlines
Deal found 1/12C$ 1,028
Thu 25/125:09 p.m.YOW - ONT
1 stop8h 16mUnited Airlines
Mon 29/1211:59 p.m.ONT - YOW
1 stop14h 19mUnited Airlines
Deal found 4/12C$ 1,033
Tue 30/126:15 a.m.YOW - ONT
2 stops18h 37mUnited Airlines
Tue 30/1211:59 p.m.ONT - YOW
1 stop14h 19mUnited Airlines
Deal found 2/12C$ 1,075
Fri 19/125:09 p.m.YOW - ONT
1 stop8h 16mUnited Airlines
Mon 29/126:39 p.m.ONT - YOW
2 stops19h 39mUnited Airlines
Deal found 3/12C$ 1,079
Thu 18/126:15 a.m.YOW - ONT
1 stop19h 10mUnited Airlines
Mon 29/125:05 a.m.ONT - YOW
2 stops13h 13mUnited Airlines
Deal found 2/12C$ 1,080
Sat 20/125:09 p.m.YOW - ONT
1 stop8h 16mUnited Airlines
Fri 26/125:05 a.m.ONT - YOW
2 stops13h 51mUnited Airlines
Deal found 2/12C$ 1,168

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 4 December 2025.

Round-trip from

C$ 892

One-way from

C$ 343

Popular in

December

Cheapest in

May

Average price

C$ 678
United Airlines
  • United Airlines
  • 17/1-24/1
  • 4 total stops
  • 30h 02m total
  • Ottawa to Ontario
Search Deals
4/1
  • 4/1
  • 2 total stops
  • 33h 12m total
  • Ottawa to Ontario
Search Deals
Highest demand for flights based on searches. 20% potential increase in price (C$ 156 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (C$ 32 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
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 4 December 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

Mon 26/1

7:27 p.m.-12:47 p.m.

2 stops20h 20m

Ontario

Thu 29/1

5:05 a.m.-11:54 p.m.

2 stops15h 49m

C$ 892

OttawaOntario

YOW - ONT

YOWONT

Ottawa

Sat 17/1

9:45 a.m.-8:58 p.m.

2 stops14h 13m

Ontario

Sat 24/1

6:00 a.m.-11:54 p.m.

2 stops14h 54m

C$ 892

OttawaOntario

YOW - ONT

YOWONT

Ottawa

Tue 30/12

6:15 a.m.-9:52 p.m.

2 stops18h 37m

Ontario

Tue 6/1

6:32 p.m.-5:12 p.m.

2 stops19h 40m

C$ 974

OttawaOntario

YOW - ONT

YOWONT

Ottawa

Sat 17/1

8:30 a.m.-9:08 a.m.

3 stops27h 38m

Ontario

Sat 24/1

12:57 p.m.-4:53 p.m.

3 stops24h 56m

C$ 977

OttawaOntario

YOW - ONT

YOWONT

Ottawa

Wed 31/12

5:09 p.m.-10:25 p.m.

1 stop8h 16m

Ontario

Tue 6/1

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

2 stops13h 13m

C$ 977

OttawaOntario

YOW - ONT

YOWONT

Ottawa

Wed 7/1

5:00 a.m.-5:43 p.m.

2 stops15h 43m

Ontario

Sun 11/1

6:39 p.m.-1:32 p.m.

2 stops15h 53m

C$ 1,009

OttawaOntario

YOW - ONT

YOWONT

Ottawa

Wed 24/12

6:15 a.m.-9:52 p.m.

2 stops18h 37m

Ontario

Wed 31/12

11:59 p.m.-5:18 p.m.

1 stop14h 19m

C$ 1,023

OttawaOntario

YOW - ONT

YOWONT

Ottawa

Mon 29/12

6:15 a.m.-9:52 p.m.

2 stops18h 37m

Ontario

Sun 11/1

6:39 p.m.-5:12 p.m.

2 stops19h 33m

C$ 1,024

OttawaOntario

YOW - ONT

YOWONT

Ottawa

Sun 4/1

3:05 p.m.-9:17 p.m.

2 stops33h 12m

C$ 343

OttawaOntario

YOW - ONT

YOWONT

Ottawa

Tue 24/2

6:00 a.m.-10:44 p.m.

2 stops19h 44m

C$ 433

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/12

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, April is the cheapest month in which you can book a flight from Ottawa to Ontario (average of C$ 187). Flying from Ottawa to Ontario in November is currently the most expensive (average of C$ 352). 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 20h 20m. 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$ 187). Flying from Ottawa to Ontario in November is currently the most expensive (average of C$ 352). 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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