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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 10/1. Fares are subject to change and may not be available on all flights or dates of travel.
CAE — ONT
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
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 September 11, 2025.

Round-trip from

$339
(Delta)

One-way from

$269
(Delta)

Popular in

December

Cheapest in

March

Average price

$427
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. 5% potential increase in price ($27 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 September 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 September 11, 2025.

This Delta deal was found by Cheapflights users on 9/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/235:13 pmCAE - ONT
1 stop8h 10mDelta
Tue 9/3010:00 pmONT - CAE
1 stop8h 03mDelta
Deal found 9/9$339
This United Airlines deal was found by Cheapflights users on 9/10. 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 9/2411:04 amCAE - ONT
2 stops13h 21mUnited Airlines
Wed 10/86:36 pmONT - CAE
2 stops12h 13mUnited Airlines
Deal found 9/10$349
This United Airlines deal was found by Cheapflights users on 9/9. 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.
Sat 11/15:24 pmCAE - ONT
1 stop8h 07mUnited Airlines
Wed 11/57:00 amONT - CAE
1 stop6h 43mUnited Airlines
Deal found 9/9$409
This American Airlines deal was found by Cheapflights users on 9/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/235:32 pmCAE - ONT
1 stop6h 52mAmerican Airlines
Tue 9/3010:35 pmONT - CAE
1 stop8h 15mAmerican Airlines
Deal found 9/11$414
This Delta deal was found by Cheapflights users on 9/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/135:40 amCAE - ONT
1 stop8h 02mDelta
Wed 9/2410:00 pmONT - CAE
1 stop8h 03mDelta
Deal found 9/9$418
This United Airlines deal was found by Cheapflights users on 9/9. 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.
Sat 9/135:26 pmCAE - ONT
1 stop8h 04mUnited Airlines
Wed 9/246:50 pmONT - CAE
2 stops11h 59mUnited Airlines
Deal found 9/9$423
This United Airlines deal was found by Cheapflights users on 9/11. 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.
Wed 11/192:29 pmCAE - ONT
1 stop11h 02mUnited Airlines
Thu 11/277:00 amONT - CAE
1 stop7h 05mUnited Airlines
Deal found 9/11$439
This United Airlines deal was found by Cheapflights users on 9/9. 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.
Tue 9/2310:24 amCAE - ONT
2 stops13h 19mUnited Airlines
Tue 9/306:36 pmONT - CAE
2 stops12h 47mUnited Airlines
Deal found 9/9$449

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 September 11, 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

Tue 9/23

5:13 pm-10:23 pm

1 stop8h 10m

Ontario

Tue 9/30

10:00 pm-9:03 am

1 stop8h 03m

$339

ColumbiaOntario

CAE - ONT

CAEONT

Columbia Metropolitan

Wed 9/24

5:26 pm-10:30 pm

1 stop8h 04m

Ontario

Wed 10/8

6:36 pm-9:49 am

2 stops12h 13m

$344

ColumbiaOntario

CAE - ONT

CAEONT

Columbia Metropolitan

Sat 11/1

5:24 pm-10:31 pm

1 stop8h 07m

Ontario

Wed 11/5

7:00 am-4:43 pm

1 stop6h 43m

$409

ColumbiaOntario

CAE - ONT

CAEONT

Columbia Metropolitan

Mon 9/22

3:40 pm-10:33 pm

1 stop9h 53m

Ontario

Sat 9/27

10:53 am-11:20 pm

1 stop9h 27m

$414

ColumbiaOntario

CAE - ONT

CAEONT

Columbia Metropolitan

Tue 9/23

10:15 am-6:54 pm

2 stops11h 39m

Ontario

Tue 9/30

10:35 pm-9:50 am

1 stop8h 15m

$419

ColumbiaOntario

CAE - ONT

CAEONT

Columbia Metropolitan

Wed 11/19

2:29 pm-10:31 pm

1 stop11h 02m

Ontario

Thu 11/27

7:00 am-5:05 pm

1 stop7h 05m

$439

ColumbiaOntario

CAE - ONT

CAEONT

Columbia Metropolitan

Sat 11/1

5:24 pm-10:31 pm

1 stop8h 07m

Ontario

Tue 11/4

6:38 pm-9:59 am

2 stops12h 21m

$444

ColumbiaOntario

CAE - ONT

CAEONT

Columbia Metropolitan

Tue 9/23

10:24 am-8:43 pm

2 stops13h 19m

Ontario

Tue 9/30

6:36 pm-10:23 am

2 stops12h 47m

$449

ColumbiaOntario

CAE - ONT

CAEONT

Columbia Metropolitan

Wed 10/1

1:22 pm-7:15 pm

1 stop8h 53m

$269

ColumbiaOntario

CAE - ONT

CAEONT

Columbia Metropolitan

Wed 10/15

3:42 pm-10:30 pm

1 stop9h 48m

$289

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/10

Showing 1-10 of 16 results
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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 September 11, 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 September 11, 2025.
Read through reviews of airlines operating flights from Columbia to Ontario, such as Delta 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
7,960 reviews

Crew

8.5

Overall

8.0

Entertainment

7.9

Comfort

7.9

Food

7.3

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
7,960 reviews
Delta
8.0
Very good
7,960 reviews

Crew

8.5

Overall

8.0

Entertainment

7.9

Comfort

7.9

Food

7.3

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
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,960 reviews

Crew

8.5

Overall

8.0

Entertainment

7.9

Comfort

7.9

Food

7.3

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 Columbia 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 Columbia to Ontario?

    A quick flight from Columbia to Ontario can take about 8h 04m. Delta provides one of the quickest options available for as low as $344. The distance from Columbia to Ontario is about 2076 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    American Airlines, at $308, was found to be the cheapest airline from Columbia to Ontario. An alternate airline flying to your destination would be Delta. These flights start at 34% 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.

See more FAQs

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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 September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$308Average$518FlexibilityNo cancel feeOn-time71%
DeltaCheapest$308Average$435FlexibilityNo cancel feeOn-timeN/A

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