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$354+ Cheap flights from Columbia, MO (COU) to Ontario

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 8/15. Fares are subject to change and may not be available on all flights or dates of travel.
COU — YYZ
Jul 8 — Jul 151
Tue 7/8
Tue 7/15
1 adult, Economy
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Cheap flight deals from Columbia to Ontario

Keep the following information in mind while searching for Columbia to Ontario flight deals. Data was last updated July 3, 2025.

Round-trip from

$561
(American Airlines)

One-way from

$354
(American Airlines)
From Columbia Regional to Ontario
Search Deals
One-way flight from Columbia Regional to Ontario
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Find flight deals from Columbia to Ontario

Cheapest flights from Columbia to Ontario
Explore the most affordable flight options available from Columbia to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 3, 2025.

This American Airlines deal was found by Cheapflights users on 7/2. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/166:15 amCOU - YYZ
1 stop5h 21mAmerican Airlines
Sat 8/231:16 pmYYZ - COU
1 stop8h 07mAmerican Airlines
Deal found 7/2$561

Cheapflights Fare Finder

Customize your flight search to find flights from Columbia 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 3, 2025.
Use the filters below to find and compare flights from Columbia to Ontario that are best for you.

Fly from

Columbia

Fly to

Ontario

Route

Depart

Return

Price

ColumbiaToronto

COU - YYZ

COUYYZ

Columbia Regional

Sat 8/16

6:15 am-12:36 pm

1 stop5h 21m

Toronto Pearson Intl

Sat 8/23

1:16 pm-8:23 pm

1 stop8h 07m

$561

ColumbiaToronto

COU - YYZ

COUYYZ

Columbia Regional

Fri 8/15

6:15 am-5:19 pm

2 stops10h 04m

$354

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/30

Best time to book a flight from Columbia to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Columbia 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 Columbia to Ontario
No data available for this route at this time. Please check back soon.

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 July 3, 2025.
See what other customers who have flown with American Airlines from Columbia to Ontario have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
American Airlines
7.2
Good
10,000 reviews

Comfort

7.2

Overall

7.2

Food

6.5

Crew

8.0

Boarding

7.5

Entertainment

6.9

Reviews

1 / 20
10.0
Excellent

Leonardo,May 2025

JFK - BGI

Good airline and so far i give them 8 out of 10.
American Airlines
7.2
Good
10,000 reviews
American Airlines
7.2
Good
10,000 reviews

Comfort

7.2

Overall

7.2

Food

6.5

Crew

8.0

Boarding

7.5

Entertainment

6.9

Reviews

1 / 20
10.0
Excellent

Leonardo,May 2025

JFK - BGI

Good airline and so far i give them 8 out of 10.

Related info for your journey

Find useful and relevant information for your journey from Columbia to Ontario. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Columbia to Ontario?

    Most people fly from Columbia Regional (COU) if they book a flight from Columbia to Ontario. Columbia Regional is conveniently located just 11.1 mi from Columbia’s city center.

  • Can I find deals for flights from Columbia to Ontario that include hotel bookings?

    Yes. In addition to deals on Columbia to Ontario flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Columbia to Ontario?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Columbia to Ontario.

  • Can I find deals for business class flights from Columbia to Ontario?

    Yes. Cheapflights offers flight deals from Columbia 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 Columbia, Missouri to Region of Ontario?

    Currently, January is the cheapest month in which you can book a flight from Columbia, Missouri to Region of Ontario (average of $243). Flying from Columbia, Missouri to Region of Ontario in August is currently the most expensive (average of $348). 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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