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Ontario

$263+ 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 9/23. Fares are subject to change and may not be available on all flights or dates of travel.
YOW — ONT
Sep 12 — Sep 191
Sat 9/12
Sat 9/19
1 adult, Economy
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Cheap 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 13, 2026.

This United Airlines deal was found by Cheapflights users on 8/12. 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 12/112:10 pm -
2 stops11h 10m
Wed 12/25:00 am -
2 stops13h 56m
Deal found 8/12$642
This Air Canada deal was found by Cheapflights users on 8/11. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/105:10 am -
2 stops10h 40m
Tue 9/156:08 am -
2 stops10h 02m
Deal found 8/11$665
This United Airlines deal was found by Cheapflights users on 8/12. 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 8/2410:37 am -
2 stops15h 22m
Wed 9/305:00 am -
2 stops14h 35m
Deal found 8/12$673
This United Airlines deal was found by Cheapflights users on 8/13. 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 9/276:01 pm -
2 stops30h 58m
Sun 10/46:00 am -
2 stops14h 54m
Deal found 8/13$676
This United Airlines deal was found by Cheapflights users on 8/11. 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 9/106:25 am -
2 stops18h 34m
Tue 9/157:00 am -
1 stop7h 16m
Deal found 8/11$683
This Kissandfly.com deal was found by Cheapflights users on 8/11. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/257:00 am -
2 stops19h 47m
Fri 10/27:46 pm -
2 stops17h 34m
Deal found 8/11$690
This United Airlines deal was found by Cheapflights users on 8/13. 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 10/155:20 pm -
1 stop8h 29m
Sat 10/177:00 am -
1 stop7h 16m
Deal found 8/13$699

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 August 13, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$642
(United Airlines)

One-way from

$263
(Kiwi.com)

Popular in

December

Cheapest in

October

Average price

$489
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
Search Deals
Highest demand for flights based on searches. 2% potential increase in price ($11 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($7 potential savings vs. average RT price).
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Average for round-trip flights in August 2026
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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 13, 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 Ottawa - ONT Ontario

YOWONT

Ottawa

Tue 12/1

6:15 am-6:44 pm

1 stop15h 29m

Ontario

Wed 12/2

5:00 am-9:56 pm

2 stops13h 56m

$651

OttawaOntario

YOW Ottawa - ONT Ontario

YOWONT

Ottawa

Thu 9/10

5:10 am-12:50 pm

2 stops10h 40m

Ontario

Tue 9/15

6:08 am-7:10 pm

2 stops10h 02m

$665

OttawaOntario

YOW Ottawa - ONT Ontario

YOWONT

Ottawa

Mon 9/21

10:37 am-10:59 pm

1 stop15h 22m

Ontario

Sun 9/27

7:00 am-9:35 pm

1 stop11h 35m

$676

OttawaOntario

YOW Ottawa - ONT Ontario

YOWONT

Ottawa

Thu 9/10

6:25 am-9:59 pm

2 stops18h 34m

Ontario

Tue 9/15

7:00 am-5:16 pm

1 stop7h 16m

$683
Quickest round-trip

OttawaOntario

YOW Ottawa - ONT Ontario

YOWONT

Ottawa

Thu 10/15

5:20 pm-10:49 pm

1 stop8h 29m

Ontario

Sat 10/17

7:00 am-5:16 pm

1 stop7h 16m

$699

OttawaOntario

YOW Ottawa - ONT Ontario

YOWONT

Ottawa

Mon 8/24

10:37 am-10:35 pm

1 stop14h 58m

Ontario

Wed 9/30

7:00 am-9:35 pm

1 stop11h 35m

$721
Cheapest one-way

OttawaOntario

YOW Ottawa - ONT Ontario

YOWONT

Ottawa

Thu 9/3

10:37 am-10:59 pm

2 stops15h 22m

$340

OttawaOntario

YOW Ottawa - ONT Ontario

YOWONT

Ottawa

Tue 10/6

10:37 am-10:49 pm

1 stop15h 12m

$368

OttawaOntario

YOW Ottawa - ONT Ontario

YOWONT

Ottawa

Wed 10/21

6:25 am-9:59 pm

2 stops18h 34m

$371

OttawaOntario

YOW Ottawa - ONT Ontario

YOWONT

Ottawa

Wed 9/23

10:37 am-10:59 pm

1 stop15h 22m

$371

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/12

Showing 1-10 of 15 resultsSorted by cheapest first
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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 August.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
ExpediaPrice Accuracy1 starTrust 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.

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 10h 40m. United Airlines provides one of the quickest options available for as low as $665. The distance from Ottawa to Ontario is about 2329 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • 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.

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