Find flights
When to book
FAQs

Cheap flights from Ottawa to Ontario from C$ 320

YOW — ONT
6 Oct — 13 Oct1
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

Sat 17/106:05 a.m. -
2 stops18h 54m
Sat 24/107:00 a.m. -
1 stop11h 42m
Deal found 2/9C$ 949
Fri 2/105:20 p.m. -
1 stop8h 29m
Tue 6/105:00 a.m. -
2 stops14h 35m
Deal found 2/9C$ 952
Thu 15/105:20 p.m. -
1 stop8h 29m
Sat 17/107:00 a.m. -
1 stop7h 16m
Deal found 1/9C$ 968
Thu 1/106:00 a.m. -
2 stops17h 58m
Thu 8/101:24 p.m. -
2 stops15h 51m
Deal found 1/9C$ 1,089
Fri 18/96:25 a.m. -
2 stops17h 28m
Tue 22/96:00 a.m. -
2 stops24h 11m
Deal found 1/9C$ 1,101

Find flight deals from Ottawa to Ontario

Round-trip from

C$ 949

One-way from

C$ 320

Popular in

December

Cheapest in

February

Average price

C$ 573
United Airlines
  • United Airlines
  • 17/10-24/10
  • 3 total stops
  • 30h 36m total
  • Ottawa to Ontario
Search Deals
21/10-31/12
  • 21/10-31/12
  • 2 total stops
  • 50h 25m total
  • Ottawa to Ontario
Search Deals
High demand for flights, 1% potential price rise
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 12 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2026
Search Deals

Cheapflights Fare Finder

 
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 Ottawa - ONT Ontario

YOWONT

Ottawa

Fri 30/10

5:35 a.m.-9:05 a.m.

3 stops30h 30m

Ontario

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 346

OttawaOntario

YOW Ottawa - ONT Ontario

YOWONT

Ottawa

Fri 25/12

6:15 a.m.-10:53 p.m.

2 stops19h 38m

Ontario

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 513

OttawaOntario

YOW Ottawa - ONT Ontario

YOWONT

Ottawa

Fri 30/10

6:15 a.m.-6:47 p.m.

1 stop15h 32m

Ontario

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 515

OttawaOntario

YOW Ottawa - ONT Ontario

YOWONT

Ottawa

Sun 18/10

1:20 p.m.-11:42 p.m.

2 stops13h 22m

Ontario

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 523

OttawaOntario

YOW Ottawa - ONT Ontario

YOWONT

Ottawa

Tue 20/10

6:00 a.m.-10:49 p.m.

3 stops19h 49m

Ontario

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 523

OttawaOntario

YOW Ottawa - ONT Ontario

YOWONT

Ottawa

Wed 21/10

10:37 a.m.-10:49 p.m.

1 stop15h 12m

Ontario

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 533

OttawaOntario

YOW Ottawa - ONT Ontario

YOWONT

Ottawa

Sun 18/10

10:37 a.m.-10:49 p.m.

1 stop15h 12m

Ontario

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 559

OttawaOntario

YOW Ottawa - ONT Ontario

YOWONT

Ottawa

Thu 7/1

8:40 a.m.-9:59 p.m.

2 stops16h 19m

Ontario

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 564

OttawaOntario

YOW Ottawa - ONT Ontario

YOWONT

Ottawa

Sat 19/9

6:00 a.m.-10:59 p.m.

3 stops19h 59m

Ontario

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 596
Quickest round-trip

OttawaOntario

YOW Ottawa - ONT Ontario

YOWONT

Ottawa

Fri 18/9

5:20 p.m.-10:59 p.m.

1 stop8h 39m

Ontario

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 599

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/9

Showing 1-10 of 15 resultsSorted by cheapest first
1
2

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

Related info for your journey

  • How long is the flight from Ottawa to Ontario?

    There are many flights that can get you from Ottawa to Ontario in 18h 54m. 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Ottawa to Ontario

Pearson Intl to Las Vegas flights
Pearson Intl to Los Angeles flights
Pearson Intl to San Francisco flights
Pierre Elliott Trudeau Intl to Los Angeles flights
Pearson Intl to San Diego flights
Pierre Elliott Trudeau Intl to Las Vegas flights
Pierre Elliott Trudeau Intl to San Francisco flights
Pearson Intl to Ontario flights
Toronto Island to Las Vegas flights
Hamilton to Los Angeles flights
Toronto Island to Los Angeles flights
Pearson Intl to Long Beach flights
Hamilton to Las Vegas flights
Toronto Island to San Francisco flights
Pearson Intl to Palm Springs flights
Pierre Elliott Trudeau Intl to Ontario flights
Pearson Intl to San Jose flights
Pierre Elliott Trudeau Intl to San Diego flights
Region of Waterloo Intl to Las Vegas flights
Ottawa to Las Vegas flights
Hamilton to San Francisco flights
Toronto Island to San Diego flights
Pearson Intl to Burbank flights
Region of Waterloo Intl to Los Angeles flights
Ottawa to Los Angeles flights
Region of Waterloo Intl to San Francisco flights
Pearson Intl to Sacramento flights
Pearson Intl to Santa Ana flights
Ottawa to San Francisco flights
Hamilton to San Diego flights
Ottawa to Sacramento flights
Pierre Elliott Trudeau Intl to Santa Ana flights
Pierre Elliott Trudeau Intl to San Jose flights
Pierre Elliott Trudeau Intl to Sacramento flights
Pierre Elliott Trudeau Intl to Palm Springs flights
Hamilton to San Jose flights
Pearson Intl to Fresno flights
Pearson Intl to Oakland flights
Pearson Intl to Reno flights
Ottawa to San Diego flights
Windsor to Las Vegas flights
Windsor to Los Angeles flights
Hamilton to Palm Springs flights
Pierre Elliott Trudeau Intl to Reno flights
Pierre Elliott Trudeau Intl to Burbank flights
Ottawa to San Jose flights
Hamilton to Santa Ana flights
Ottawa to Santa Ana flights
Thunder Bay to Los Angeles flights

Fly with Cheapflights

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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.