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Ontario

$314+ 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 10/29. Fares are subject to change and may not be available on all flights or dates of travel.
YOW — ONT
Oct 30 — Nov 61
Thu 10/30
Thu 11/6
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 September 30, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$589
(United Airlines)

One-way from

$314
(United Airlines)

Popular in

December

Cheapest in

May

Average price

$329
Provider with most accurate pricing for Ottawa-Ontario flight deals.
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Provider most trusted by Cheapflights users for Ottawa-Ontario flights.
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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. 13% potential increase in price ($50 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($14 potential savings vs. average RT price).
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Average for round-trip flights in September 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 September 30, 2025.

This United Airlines deal was found by Cheapflights users on 9/29. 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.
Fri 11/146:20 amYOW - ONT
2 stops17h 24mUnited Airlines
Fri 11/216:05 amONT - YOW
2 stops25h 21mUnited Airlines
Deal found 9/29$663
This United Airlines deal was found by Cheapflights users on 9/30. 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.
Thu 12/185:09 pmYOW - ONT
1 stop8h 16mUnited Airlines
Tue 12/2311:59 pmONT - YOW
1 stop14h 19mUnited Airlines
Deal found 9/30$664
This United Airlines deal was found by Cheapflights users on 9/29. 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.
Mon 10/277:30 pmYOW - ONT
2 stops30h 21mUnited Airlines
Mon 11/36:38 pmONT - YOW
2 stops19h 34mUnited Airlines
Deal found 9/29$697
This United Airlines deal was found by Cheapflights users on 9/30. 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.
Mon 10/205:25 pmYOW - ONT
1 stop8h 05mUnited Airlines
Sat 10/256:36 pmONT - YOW
2 stops12h 50mUnited Airlines
Deal found 9/30$777
This United Airlines deal was found by Cheapflights users on 9/30. 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 12/205:09 pmYOW - ONT
1 stop8h 16mUnited Airlines
Mon 12/295:05 amONT - YOW
2 stops13h 13mUnited Airlines
Deal found 9/30$803
This Mytrip deal was found by Cheapflights users on 9/29. 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.
Fri 11/145:45 pmYOW - ONT
3 stops26h 24mMultiple Airlines
Fri 11/216:45 amONT - YOW
3 stops28h 59mMultiple Airlines
Deal found 9/29$859
This Delta deal was found by Cheapflights users on 9/30. 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.
Fri 10/105:55 amYOW - ONT
2 stops17h 24mDelta
Sun 10/127:05 amONT - YOW
2 stops14h 17mDelta
Deal found 9/30$1,029

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 September 30, 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

Sat 2/21

2:05 pm-6:00 pm

2 stops30h 55m

Ontario

Wed 2/25

1:52 pm-1:34 pm

2 stops20h 42m

$654

OttawaOntario

YOW - ONT

YOWONT

Ottawa

Fri 11/14

6:20 am-8:44 pm

2 stops17h 24m

Ontario

Fri 11/21

6:05 am-10:26 am

2 stops25h 21m

$663

OttawaOntario

YOW - ONT

YOWONT

Ottawa

Thu 12/18

5:09 pm-10:25 pm

1 stop8h 16m

Ontario

Tue 12/23

11:59 pm-5:18 pm

1 stop14h 19m

$664

OttawaOntario

YOW - ONT

YOWONT

Ottawa

Mon 10/27

7:30 pm-10:51 pm

2 stops30h 21m

Ontario

Mon 11/3

6:38 pm-5:12 pm

2 stops19h 34m

$697

OttawaOntario

YOW - ONT

YOWONT

Ottawa

Mon 10/20

5:25 pm-10:30 pm

1 stop8h 05m

Ontario

Sat 10/25

6:36 pm-10:26 am

2 stops12h 50m

$777

OttawaOntario

YOW - ONT

YOWONT

Ottawa

Sat 12/20

5:09 pm-10:25 pm

1 stop8h 16m

Ontario

Mon 12/29

5:05 am-9:18 pm

2 stops13h 13m

$803

OttawaOntario

YOW - ONT

YOWONT

Ottawa

Wed 10/29

11:10 am-10:51 pm

2 stops14h 41m

$314

OttawaOntario

YOW - ONT

YOWONT

Ottawa

Wed 12/31

5:09 pm-10:01 am

2 stops19h 52m

$341

OttawaOntario

YOW - ONT

YOWONT

Ottawa

Thu 10/30

5:14 pm-10:31 pm

1 stop8h 17m

$358

OttawaOntario

YOW - ONT

YOWONT

Ottawa

Fri 11/28

5:14 pm-10:31 pm

1 stop8h 17m

$358

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/30

Showing 1-10 of 14 results
1
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Compare providers for flights from Ottawa to Ontario

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Ottawa to Ontario in September.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Ottawa-Ontario flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Ottawa-Ontario flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Ottawa-Ontario flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Ottawa-Ontario flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Ottawa-Ontario flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 $327). 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?

    A quick flight from Ottawa to Ontario can take about 30h 55m. United Airlines provides one of the quickest options available for as low as $654. The distance from Ottawa to Ontario is about 2329 mi.

  • 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 $327). 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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