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$199+ 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 7/14. Fares are subject to change and may not be available on all flights or dates of travel.
YOW — ONT
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
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 June 12, 2025.

Round-trip from

$514
(United Airlines)

One-way from

$199
(Trip.com)

Popular in

December

Cheapest in

May

Average price

$293
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. 12% potential increase in price ($44 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($13 potential savings vs. average RT price).
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Average for round-trip flights in June 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 June 12, 2025.

This United Airlines deal was found by Cheapflights users on 6/9. 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 8/1110:25 amYOW - ONT
2 stops29h 07mUnited Airlines
Wed 8/136:31 pmONT - YOW
2 stops19h 35mUnited Airlines
Deal found 6/9$514
This Kissandfly.com deal was found by Cheapflights users on 6/9. 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.
Sat 6/217:00 amYOW - ONT
2 stops18h 45mPorter Airlines
Sat 6/2811:49 amONT - YOW
3 stops22h 09mPorter Airlines
Deal found 6/9$647
This Mytrip deal was found by Cheapflights users on 6/12. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/32:20 pmYOW - ONT
3 stops35h 26mMultiple Airlines
Wed 7/92:14 pmONT - YOW
2 stops15h 05mMultiple Airlines
Deal found 6/12$690
This Booking.com deal was found by Cheapflights users on 6/12. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/276:00 amYOW - ONT
2 stops9h 32mAir Canada
Sun 8/36:39 pmONT - YOW
2 stops12h 45mAir Canada
Deal found 6/12$700
This Mytrip deal was found by Cheapflights users on 6/11. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/275:45 amYOW - ONT
2 stops20h 02mWestJet
Sun 8/32:25 pmONT - YOW
3 stops36h 00mWestJet
Deal found 6/11$1,524

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 June 12, 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

Mon 8/11

10:25 am-12:32 pm

2 stops29h 07m

Ontario

Wed 8/13

6:31 pm-5:06 pm

2 stops19h 35m

$514

OttawaOntario

YOW - ONT

YOWONT

Ottawa

Thu 7/3

2:20 pm-10:46 pm

3 stops35h 26m

Ontario

Wed 7/9

2:14 pm-8:19 am

2 stops15h 05m

$690

OttawaOntario

YOW - ONT

YOWONT

Ottawa

Sun 7/27

6:00 am-12:32 pm

2 stops9h 32m

Ontario

Sun 8/3

6:39 pm-10:24 am

2 stops12h 45m

$700

OttawaOntario

YOW - ONT

YOWONT

Ottawa

Sun 7/27

5:45 am-10:47 pm

2 stops20h 02m

Ontario

Sun 8/3

2:25 pm-5:25 am

3 stops36h 00m

$1,524

OttawaOntario

YOW - ONT

YOWONT

Ottawa

Mon 7/14

5:05 pm-4:20 pm

2 stops26h 15m

$199

OttawaOntario

YOW - ONT

YOWONT

Ottawa

Sat 8/9

5:15 am-5:25 pm

2 stops15h 10m

$302

OttawaOntario

YOW - ONT

YOWONT

Ottawa

Wed 9/10

7:50 am-5:11 pm

2 stops12h 21m

$331

OttawaOntario

YOW - ONT

YOWONT

Ottawa

Sat 7/19

6:25 am-5:25 pm

2 stops14h 00m

$387

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/12

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.

What is the cheapest time of day to fly from YOW to ONT?

Find hourly flight availability from Ottawa to Ontario. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 12, 2025.

When flying from Ottawa to Ontario, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Ontario by month

Plan your trip to Ontario by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Ontario ranges from 0.1 - 3.4 inches per month. February is typically the wettest month, when rainfall can reach 3.4 in. June is typically the driest time to visit Ontario when rainfall is around 0.1 in.

Temperature in Ontario by month

Plan your trip to Ontario by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Ontario, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 78.8 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 53.6 F).

Reviews of airlines servicing Ontario

Get insights into the airlines that provide service to Ontario. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Ontario. Reviews last updated June 12, 2025.
Delta
8.0
Very good
7,946 reviews

Crew

8.5

Overall

8.0

Food

7.3

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,946 reviews
Delta
8.0
Very good
7,946 reviews

Crew

8.5

Overall

8.0

Food

7.3

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
United Airlines
7.4
Good
8,790 reviews
Delta
8.0
Very good
7,946 reviews

Crew

8.5

Overall

8.0

Food

7.3

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
WestJet
7.2
Good
2,868 reviews
Delta
8.0
Very good
7,946 reviews

Crew

8.5

Overall

8.0

Food

7.3

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Air Canada
7.1
Good
9,537 reviews
Delta
8.0
Very good
7,946 reviews

Crew

8.5

Overall

8.0

Food

7.3

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

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.

  • What are the cheapest airlines flying from Ottawa to Ontario round-trip?

    Cheapflights users have booked flights from Ottawa to Ontario round-trip from $514. Other airlines that can offer you cheap pricing are Air Canada, from $700, and WestJet, from $1,524.

  • What are the cheapest airlines to fly from Ottawa to Ontario one-way?

    For one-way options, check prices for United Airlines. According to our data, you can fly for as low as $302. Users have also found prices from $331 and $387 on Delta and Air Canada, respectively.

  • 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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