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Ontario

$286+ 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 8/22. Fares are subject to change and may not be available on all flights or dates of travel.
YOW — ONT
Aug 1 — Aug 81
Sat 8/1
Sat 8/8
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 July 2, 2026.

This United Airlines deal was found by Cheapflights users on 6/30. 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.
Wed 9/2310:37 am
YOW
-
ONT
1 stop15h 22m
United Airlines
Sat 9/267:00 am
ONT
-
YOW
1 stop11h 35m
United Airlines
Deal found 6/30$592
This United Airlines deal was found by Cheapflights users on 7/1. 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 7/256:25 am
YOW
-
ONT
2 stops18h 30m
United Airlines
Wed 7/295:00 am
ONT
-
YOW
2 stops13h 35m
United Airlines
Deal found 7/1$618
This United Airlines deal was found by Cheapflights users on 6/30. 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.
Wed 8/1910:37 am
YOW
-
ONT
1 stop14h 58m
United Airlines
Wed 8/267:00 am
ONT
-
YOW
1 stop11h 35m
United Airlines
Deal found 6/30$619
This United Airlines deal was found by Cheapflights users on 6/29. 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.
Sat 8/16:25 am
YOW
-
ONT
2 stops18h 30m
United Airlines
Mon 8/36:39 pm
ONT
-
YOW
2 stops16h 20m
United Airlines
Deal found 6/29$665
This United Airlines deal was found by Cheapflights users on 6/27. 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 7/115:20 pm
YOW
-
ONT
1 stop8h 31m
United Airlines
Sat 7/186:10 am
ONT
-
YOW
2 stops12h 55m
United Airlines
Deal found 6/27$673
This United Airlines deal was found by Cheapflights users on 6/30. 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 7/1612:00 pm
YOW
-
ONT
2 stops13h 51m
United Airlines
Fri 7/176:39 pm
ONT
-
YOW
2 stops16h 20m
United Airlines
Deal found 6/30$686
This Mytrip deal was found by Cheapflights users on 6/28. 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.
Thu 8/207:20 am
YOW
-
ONT
2 stops18h 25m
WestJet
Sun 8/2311:56 am
ONT
-
YOW
2 stops33h 44m
WestJet
Deal found 6/28$709
This United Airlines deal was found by Cheapflights users on 6/29. 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 12/256:20 am
YOW
-
ONT
1 stop19h 06m
United Airlines
Fri 1/111:59 pm
ONT
-
YOW
1 stop14h 15m
United Airlines
Deal found 6/29$710

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 July 2, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$592
(United Airlines)

One-way from

$286
(Kiwi.com)

Popular in

December

Cheapest in

October

Average price

$466
Provider with most accurate pricing for Ottawa-Ontario flight deals.
Search Deals
Provider most trusted by Cheapflights users for Ottawa-Ontario flights.
Search Deals
From Ottawa to Ontario
Search Deals
One-way flight from Ottawa to Ontario
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($19 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($8 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 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 2,558,603 searches. Data last updated July 2, 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

Wed 9/23

6:00 am-10:59 pm

3 stops19h 59m

Ontario

Sat 9/26

6:00 am-10:35 pm

2 stops13h 35m

$592
Quickest round-trip

OttawaOntario

YOW - ONT

YOWONT

Ottawa

Thu 12/24

6:20 am-10:26 pm

1 stop19h 06m

Ontario

Mon 1/4

11:59 pm-5:14 pm

1 stop14h 15m

$593

OttawaOntario

YOW - ONT

YOWONT

Ottawa

Thu 12/24

6:20 am-10:26 pm

1 stop19h 06m

Ontario

Thu 12/31

11:59 pm-5:14 pm

1 stop14h 15m

$593
Cheapest one-way

OttawaOntario

YOW - ONT

YOWONT

Ottawa

Sat 8/22

10:37 am-10:35 pm

1 stop14h 58m

$339

OttawaOntario

YOW - ONT

YOWONT

Ottawa

Tue 8/11

10:37 am-10:35 pm

1 stop14h 58m

$339

OttawaOntario

YOW - ONT

YOWONT

Ottawa

Thu 8/13

6:25 am-9:59 pm

2 stops18h 34m

$339
Quickest one-way

OttawaOntario

YOW - ONT

YOWONT

Ottawa

Wed 8/12

10:37 am-8:01 pm

2 stops12h 24m

$339

OttawaOntario

YOW - ONT

YOWONT

Ottawa

Wed 8/12

1:20 pm-10:45 pm

2 stops12h 25m

$411

OttawaOntario

YOW - ONT

YOWONT

Ottawa

Mon 9/7

1:20 pm-11:24 pm

2 stops13h 04m

$588

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/30

Sorted by cheapest first

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 July.
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 19h 59m. United Airlines provides one of the quickest options available for as low as $592. 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.

See more FAQs

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