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$269+ Cheap flights from Columbia to Ontario (CAE - 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 8/6. Fares are subject to change and may not be available on all flights or dates of travel.
CAE — ONT
Aug 3 — Aug 101
Sun 8/3
Sun 8/10
1 adult, Economy
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Cheap flight deals from Columbia to Ontario

Discover tips and strategies to find the most affordable flight options for your journey from Columbia (CAE) 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 29, 2025.

Round-trip from

$309
(American Airlines)

One-way from

$269
(American Airlines)

Popular in

December

Cheapest in

March

Average price

$484
From Columbia Metropolitan to Ontario
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One-way flight from Columbia Metropolitan to Ontario
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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. 4% potential price decrease ($21 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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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 29, 2025.

This American Airlines deal was found by Cheapflights users on 7/29. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/225:32 pmCAE - ONT
1 stop6h 52mAmerican Airlines
Sat 9/2710:35 pmONT - CAE
1 stop9h 17mAmerican Airlines
Deal found 7/29$309
This Delta deal was found by Cheapflights users on 7/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/185:13 pmCAE - ONT
1 stop8h 10mDelta
Sun 9/2110:00 pmONT - CAE
1 stop8h 03mDelta
Deal found 7/29$334
This United Airlines deal was found by Cheapflights users on 7/29. 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.
Wed 9/1711:04 amCAE - ONT
2 stops12h 39mUnited Airlines
Sun 9/216:50 pmONT - CAE
2 stops11h 59mUnited Airlines
Deal found 7/29$349

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 29, 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

ColumbiaOntario

CAE - ONT

CAEONT

Columbia Metropolitan

Mon 9/22

5:32 pm-9:24 pm

1 stop6h 52m

Ontario

Sat 9/27

10:35 pm-10:52 am

1 stop9h 17m

$309

ColumbiaOntario

CAE - ONT

CAEONT

Columbia Metropolitan

Thu 9/18

5:13 pm-10:23 pm

1 stop8h 10m

Ontario

Sun 9/21

10:00 pm-9:03 am

1 stop8h 03m

$334

ColumbiaOntario

CAE - ONT

CAEONT

Columbia Metropolitan

Wed 9/17

11:04 am-8:43 pm

2 stops12h 39m

Ontario

Sun 9/21

6:50 pm-9:49 am

2 stops11h 59m

$349

ColumbiaOntario

CAE - ONT

CAEONT

Columbia Metropolitan

Wed 8/6

5:40 pm-9:10 pm

1 stop6h 30m

$269

ColumbiaOntario

CAE - ONT

CAEONT

Columbia Metropolitan

Fri 8/29

7:35 pm-12:32 pm

2 stops19h 57m

$360

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/27

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

What is the cheapest month to book a flight from Columbia to Ontario?

Currently, August is the cheapest month in which you can book a flight from Columbia to Ontario (average of $246). Flying from Columbia 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 CAE to ONT?

Find hourly flight availability from Columbia 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 July 29, 2025.

It’s typically best to fly out from Columbia to Ontario at noon. Doing so could potentially save you 20% on the flight price compared to flying in the afternoon, which is usually more expensive.

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 29, 2025.
Read through reviews of airlines operating flights from Columbia to Ontario, such as Delta, United Airlines, and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,979 reviews

Food

7.3

Comfort

7.9

Overall

8.0

Crew

8.5

Boarding

8.2

Entertainment

7.9

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
7,979 reviews
Delta
8.0
Very good
7,979 reviews

Food

7.3

Comfort

7.9

Overall

8.0

Crew

8.5

Boarding

8.2

Entertainment

7.9

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
8,896 reviews
Delta
8.0
Very good
7,979 reviews

Food

7.3

Comfort

7.9

Overall

8.0

Crew

8.5

Boarding

8.2

Entertainment

7.9

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
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,979 reviews

Food

7.3

Comfort

7.9

Overall

8.0

Crew

8.5

Boarding

8.2

Entertainment

7.9

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 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 are the cheapest airlines flying from Columbia to Ontario round-trip?

    American Airlines, at $309, was found to be the cheapest airline from Columbia to Ontario.Alternate airlines to your destination round-trip include Delta and United Airlines. These flights start at 32% lower than the current average price 3 months from now.

  • 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 to Ontario?

    Currently, August is the cheapest month in which you can book a flight from Columbia to Ontario (average of $246). Flying from Columbia 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.

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Top 2 airlines flying from Columbia to Ontario

Discover the top 2 airlines that operate flights from Columbia to Ontario. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$308Average$498FlexibilityNo cancel feeOn-time71%
DeltaCheapest$308Average$439FlexibilityNo cancel feeOn-timeN/A

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