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Cheap flights from Ottawa to Ontario from C$ 357

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 27/7. Fares are subject to change and may not be available on all flights or dates of travel.
YOW — ONT
10 Jun — 17 Jun1
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 11 May 2026.

Thu 4/65:50 p.m.
YOW
-
ONT
2 stops31h 05m
United Airlines
Wed 10/66:30 p.m.
ONT
-
YOW
2 stops12h 33m
United Airlines
Deal found 10/5C$ 706
Tue 25/86:25 a.m.
YOW
-
ONT
1 stop14h 54m
United Airlines
Sat 29/87:00 a.m.
ONT
-
YOW
1 stop11h 35m
United Airlines
Deal found 6/5C$ 764
Mon 8/65:25 p.m.
YOW
-
ONT
1 stop8h 26m
United Airlines
Mon 15/66:30 p.m.
ONT
-
YOW
2 stops16h 29m
United Airlines
Deal found 11/5C$ 792
Mon 1/65:25 p.m.
YOW
-
ONT
1 stop8h 26m
United Airlines
Fri 5/65:45 a.m.
ONT
-
YOW
2 stops12h 50m
United Airlines
Deal found 11/5C$ 844
Tue 2/65:25 p.m.
YOW
-
ONT
1 stop8h 26m
United Airlines
Sun 14/66:05 a.m.
ONT
-
YOW
1 stop12h 30m
United Airlines
Deal found 6/5C$ 848
Fri 5/65:25 p.m.
YOW
-
ONT
1 stop8h 26m
United Airlines
Fri 12/66:05 a.m.
ONT
-
YOW
1 stop12h 30m
United Airlines
Deal found 6/5C$ 849

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 11 May 2026.

Round-trip from

C$ 706

One-way from

C$ 357

Popular in

December

Cheapest in

October

Average price

C$ 562
United Airlines
  • United Airlines
  • 4/6-10/6
  • 4 total stops
  • 43h 38m total
  • Ottawa to Ontario
Search Deals
28/7
  • 28/7
  • 3 total stops
  • 33h 33m total
  • Ottawa to Ontario
Search Deals
Highest demand for flights based on searches. 9% potential increase in price (C$ 76 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 20 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
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 11 May 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

Mon 8/6

6:00 a.m.-9:55 p.m.

2 stops18h 55m

Ontario

Mon 15/6

6:30 p.m.-1:59 p.m.

2 stops16h 29m

C$ 738

OttawaOntario

YOW - ONT

YOWONT

Ottawa

Tue 25/8

6:25 a.m.-6:19 p.m.

1 stop14h 54m

Ontario

Sat 29/8

7:00 a.m.-9:35 p.m.

1 stop11h 35m

C$ 764

OttawaOntario

YOW - ONT

YOWONT

Ottawa

Mon 1/6

5:25 p.m.-10:51 p.m.

1 stop8h 26m

Ontario

Fri 5/6

5:45 a.m.-9:35 p.m.

2 stops12h 50m

C$ 844
Quickest round-trip

OttawaOntario

YOW - ONT

YOWONT

Ottawa

Tue 2/6

5:25 p.m.-10:51 p.m.

1 stop8h 26m

Ontario

Sun 14/6

6:05 a.m.-9:35 p.m.

1 stop12h 30m

C$ 848

OttawaOntario

YOW - ONT

YOWONT

Ottawa

Fri 5/6

5:25 p.m.-10:51 p.m.

1 stop8h 26m

Ontario

Fri 12/6

6:05 a.m.-9:35 p.m.

1 stop12h 30m

C$ 849

OttawaOntario

YOW - ONT

YOWONT

Ottawa

Thu 4/6

5:25 p.m.-10:51 p.m.

1 stop8h 26m

Ontario

Wed 10/6

5:45 a.m.-10:03 a.m.

2 stops25h 18m

C$ 920
Cheapest one-way

OttawaOntario

YOW - ONT

YOWONT

Ottawa

Wed 17/6

10:44 a.m.-10:51 p.m.

1 stop15h 07m

C$ 394
Quickest one-way

OttawaOntario

YOW - ONT

YOWONT

Ottawa

Thu 25/6

5:20 p.m.-10:51 p.m.

1 stop8h 31m

C$ 479

OttawaOntario

YOW - ONT

YOWONT

Ottawa

Thu 30/7

5:20 p.m.-10:51 p.m.

1 stop8h 31m

C$ 480

OttawaOntario

YOW - ONT

YOWONT

Ottawa

Wed 29/7

10:44 a.m.-10:51 p.m.

1 stop15h 07m

C$ 495

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/5

Showing 1-10 of 16 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
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’s the top layover airport for flights from Ottawa to Ontario?

Share of one-stop round-trip flights from Ottawa to Ontario chosen by Cheapflights users in the past 12 months, using the same layover each way.

Chicago (ORD) – chosen by Cheapflights users on 67% of one-stop itineraries from Ottawa to Ontario on Cheapflights.

What’s the cheapest layover airport for flights from Ottawa to Ontario?

Average round-trip fare for 1-stop flights from Ottawa to Ontario, chosen by Cheapflights users in the past 12 months, with the same layover each way.

Calgary (YYC) is the most affordable 1-stop option, with an average round-trip price of C$ 367.

What’s the fastest layover option from Ottawa to Ontario?

Shortest average travel time for 1-stop one-way flights from Ottawa to Ontario, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.

Flights via Chicago (ORD) have the shortest average one-way travel time for 1-stop routes: 8h 02m.

Which airport typically offers the quickest layover for flights from Ottawa to Ontario?

Average layover duration for 1-stop one-way flights from Ottawa to Ontario, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Chicago (ORD) offer the fastest connection on this route, with an average layover time of 1h 35m.

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 18h 55m. 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

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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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