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Ontario

$206+ Cheap flights from Ottawa (YOW) to Ontario (ONT)

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 11/14. Fares are subject to change and may not be available on all flights or dates of travel.
YOW — ONT
Aug 21 — Aug 281
Thu 8/21
Thu 8/28
1 adult, Economy
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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 August 16, 2025.

Round-trip from

$491
(United Airlines)

One-way from

$206
(Trip.com)

Popular in

December

Cheapest in

May

Average price

$274
From Ottawa to Ontario
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One-way flight from Ottawa to Ontario
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Highest demand for flights based on searches. 14% potential increase in price ($51 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($15 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 August 16, 2025.

This United Airlines deal was found by Cheapflights users on 8/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/306:33 amYOW - ONT
2 stops19h 19mUnited Airlines
Tue 10/71:53 pmONT - YOW
2 stops17h 05mUnited Airlines
Deal found 8/15$491
This United Airlines deal was found by Cheapflights users on 8/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/236:33 amYOW - ONT
2 stops17h 00mUnited Airlines
Thu 9/255:05 amONT - YOW
2 stops9h 01mUnited Airlines
Deal found 8/15$626
This Mytrip deal was found by Cheapflights users on 8/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/3012:20 pmYOW - ONT
3 stops31h 40mWestJet
Tue 10/76:37 amONT - YOW
3 stops30h 42mWestJet
Deal found 8/15$757
This Mytrip deal was found by Cheapflights users on 8/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/3012:20 pmYOW - ONT
3 stops31h 40mMultiple Airlines
Tue 10/76:37 amONT - YOW
2 stops29h 07mMultiple Airlines
Deal found 8/15$764
This United Airlines deal was found by Cheapflights users on 8/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/235:25 pmYOW - ONT
2 stops22h 07mUnited Airlines
Sat 8/301:19 pmONT - YOW
2 stops24h 46mUnited Airlines
Deal found 8/16$765
This United Airlines deal was found by Cheapflights users on 8/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/315:25 pmYOW - ONT
1 stop8h 05mUnited Airlines
Sat 9/67:00 amONT - YOW
2 stops12h 05mUnited Airlines
Deal found 8/16$782
This Delta deal was found by Cheapflights users on 8/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/305:55 amYOW - ONT
2 stops16h 16mDelta
Sat 9/66:00 amONT - YOW
2 stops15h 40mDelta
Deal found 8/16$823
This Delta deal was found by Cheapflights users on 8/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/25:55 amYOW - ONT
2 stops16h 16mDelta
Sat 9/66:00 amONT - YOW
2 stops15h 40mDelta
Deal found 8/16$849
This Delta deal was found by Cheapflights users on 8/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/275:55 amYOW - ONT
2 stops16h 16mDelta
Sat 9/66:00 amONT - YOW
2 stops15h 40mDelta
Deal found 8/16$861

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 2,558,603 searches. Data last updated August 16, 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

Tue 9/30

6:33 am-10:52 pm

2 stops19h 19m

Ontario

Tue 10/7

1:53 pm-9:58 am

2 stops17h 05m

$491

OttawaOntario

YOW - ONT

YOWONT

Ottawa

Tue 9/23

6:33 am-8:33 pm

2 stops17h 00m

Ontario

Thu 9/25

5:05 am-5:06 pm

2 stops9h 01m

$626

OttawaOntario

YOW - ONT

YOWONT

Ottawa

Tue 9/30

12:20 pm-5:00 pm

3 stops31h 40m

Ontario

Tue 10/7

6:37 am-4:19 pm

3 stops30h 42m

$757

OttawaOntario

YOW - ONT

YOWONT

Ottawa

Tue 9/30

12:20 pm-5:00 pm

3 stops31h 40m

Ontario

Tue 10/7

6:37 am-2:44 pm

2 stops29h 07m

$764

OttawaOntario

YOW - ONT

YOWONT

Ottawa

Sun 8/31

5:25 pm-10:30 pm

1 stop8h 05m

Ontario

Sat 9/6

7:00 am-10:05 pm

2 stops12h 05m

$782

OttawaOntario

YOW - ONT

YOWONT

Ottawa

Sun 8/31

5:55 am-7:11 pm

2 stops16h 16m

Ontario

Sat 9/6

6:00 am-12:40 am

2 stops15h 40m

$823

OttawaOntario

YOW - ONT

YOWONT

Ottawa

Sat 8/30

5:55 am-7:11 pm

2 stops16h 16m

Ontario

Sat 9/6

6:00 am-12:40 am

2 stops15h 40m

$823

OttawaOntario

YOW - ONT

YOWONT

Ottawa

Tue 9/2

5:55 am-7:11 pm

2 stops16h 16m

Ontario

Sat 9/6

6:00 am-12:40 am

2 stops15h 40m

$849

OttawaOntario

YOW - ONT

YOWONT

Ottawa

Fri 11/14

5:40 am-9:55 pm

2 stops19h 15m

$206

OttawaOntario

YOW - ONT

YOWONT

Ottawa

Mon 9/29

7:15 pm-9:56 pm

2 stops29h 41m

$220

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/15

Showing 1-10 of 15 results
1
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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, August is the cheapest month in which you can book a flight from Ottawa to Ontario (average of $246). Flying from Ottawa to Ontario in March is currently the most expensive (average of $328). 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, August is the cheapest month in which you can book a flight from Ottawa to Ontario (average of $246). Flying from Ottawa to Ontario in March is currently the most expensive (average of $328). 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

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