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Ontario

$340+ 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 3/18. Fares are subject to change and may not be available on all flights or dates of travel.
CAE — ONT
Apr 9 — Apr 161
Thu 4/9
Thu 4/16
1 adult, Economy
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Cheap 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 March 10, 2026.

This Delta deal was found by Cheapflights users on 3/9. 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.
Sun 5/315:50 pm
CAE
-
ONT
1 stop6h 58m
Delta
Tue 6/910:59 pm
ONT
-
CAE
1 stop7h 26m
Delta
Deal found 3/9$349
This United Airlines deal was found by Cheapflights users on 3/8. 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 5/235:27 pm
CAE
-
ONT
1 stop8h 19m
United Airlines
Tue 6/26:30 pm
ONT
-
CAE
2 stops12h 26m
United Airlines
Deal found 3/8$354
This Delta deal was found by Cheapflights users on 3/9. 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 6/25:50 pm
CAE
-
ONT
1 stop6h 58m
Delta
Tue 6/910:59 pm
ONT
-
CAE
1 stop7h 26m
Delta
Deal found 3/9$374
This Delta deal was found by Cheapflights users on 3/9. 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.
Thu 6/45:50 pm
CAE
-
ONT
1 stop6h 58m
Delta
Tue 6/910:59 pm
ONT
-
CAE
1 stop7h 26m
Delta
Deal found 3/9$394
This Delta deal was found by Cheapflights users on 3/9. 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 6/25:50 pm
CAE
-
ONT
1 stop6h 58m
Delta
Mon 6/810:59 pm
ONT
-
CAE
1 stop7h 26m
Delta
Deal found 3/9$399
This Delta deal was found by Cheapflights users on 3/9. 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 6/25:50 pm
CAE
-
ONT
1 stop6h 58m
Delta
Wed 6/1012:00 pm
ONT
-
CAE
1 stop8h 55m
Delta
Deal found 3/9$419
This Delta deal was found by Cheapflights users on 3/6. 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 3/315:34 am
CAE
-
ONT
1 stop9h 13m
Delta
Tue 4/710:25 pm
ONT
-
CAE
1 stop7h 53m
Delta
Deal found 3/6$438
This Delta deal was found by Cheapflights users on 3/9. 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.
Fri 10/911:55 am
CAE
-
ONT
1 stop9h 23m
Delta
Thu 10/227:00 am
ONT
-
CAE
1 stop7h 57m
Delta
Deal found 3/9$439
This American Airlines deal was found by Cheapflights users on 3/5. 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.
Wed 4/84:12 pm
CAE
-
ONT
1 stop7h 55m
American Airlines
Tue 4/1411:59 pm
ONT
-
CAE
1 stop8h 59m
American Airlines
Deal found 3/5$444
This United Airlines deal was found by Cheapflights users on 3/6. 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 4/145:35 pm
CAE
-
ONT
1 stop7h 56m
United Airlines
Sat 4/257:00 am
ONT
-
CAE
1 stop6h 55m
United Airlines
Deal found 3/6$449

Find 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 March 10, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$349
(Delta)

One-way from

$340
(KAYAK)

Popular in

November

Cheapest in

April

Average price

$429
Provider with most accurate pricing for Columbia Metropolitan-Ontario flight deals.
Search Deals
Provider most trusted by Cheapflights users for Columbia Metropolitan-Ontario flights.
Search Deals
From Columbia Metropolitan to Ontario
Search Deals
One-way flight from Columbia Metropolitan to Ontario
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($43 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

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 March 10, 2026.
Use the filters below to find and compare flights from Columbia to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ColumbiaOntario

CAE - ONT

CAEONT

Columbia Metropolitan

Fri 8/14

1:20 pm-6:01 pm

1 stop7h 41m

Ontario

Sun 8/23

7:00 am-6:01 pm

1 stop8h 01m

$394

ColumbiaOntario

CAE - ONT

CAEONT

Columbia Metropolitan

Sat 8/29

10:18 am-6:19 pm

2 stops11h 01m

Ontario

Tue 9/1

7:13 pm-9:47 am

2 stops11h 34m

$459

ColumbiaOntario

CAE - ONT

CAEONT

Columbia Metropolitan

Wed 4/15

10:41 am-9:50 pm

2 stops14h 09m

Ontario

Sat 4/18

5:10 am-9:21 pm

2 stops13h 11m

$479
Quickest round-trip

ColumbiaOntario

CAE - ONT

CAEONT

Columbia Metropolitan

Tue 6/2

5:50 pm-9:48 pm

1 stop6h 58m

Ontario

Tue 6/9

10:59 pm-9:25 am

1 stop7h 26m

$491

ColumbiaOntario

CAE - ONT

CAEONT

Columbia Metropolitan

Tue 6/30

5:27 pm-10:46 pm

1 stop8h 19m

Ontario

Mon 7/6

6:30 am-4:52 pm

1 stop7h 22m

$500

ColumbiaOntario

CAE - ONT

CAEONT

Columbia Metropolitan

Wed 4/1

5:34 am-11:47 am

1 stop9h 13m

Ontario

Mon 4/6

10:25 pm-9:18 am

1 stop7h 53m

$559
Cheapest one-way
Quickest one-way

ColumbiaOntario

CAE - ONT

CAEONT

Columbia Metropolitan

Wed 3/18

5:07 pm-9:00 pm

1 stop6h 53m

$340

ColumbiaOntario

CAE - ONT

CAEONT

Columbia Metropolitan

Sun 5/17

3:54 pm-9:48 pm

1 stop8h 54m

$363

ColumbiaOntario

CAE - ONT

CAEONT

Columbia Metropolitan

Thu 5/7

5:38 am-12:19 pm

2 stops9h 41m

$368

ColumbiaOntario

CAE - ONT

CAEONT

Columbia Metropolitan

Sun 4/5

5:34 am-11:47 am

1 stop9h 13m

$397

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/9

Showing 1-10 of 15 resultsSorted by cheapest first
1
2

Compare providers for flights from Columbia 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 Columbia to Ontario in March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust 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 Columbia-Ontario flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Columbia-Ontario flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Columbia-Ontario flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Columbia-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 Columbia-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 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, March is the cheapest month in which you can book a flight from Columbia to Ontario (average of $96). Flying from Columbia to Ontario in December is currently the most expensive (average of $232). 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.

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 March 10, 2026.
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
7.9
Good
8,276 reviews

Comfort

7.9

Crew

8.5

Food

7.2

Boarding

8.1

Overall

7.9

Entertainment

7.8

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
7.9
Good
8,276 reviews
Delta
7.9
Good
8,276 reviews

Comfort

7.9

Crew

8.5

Food

7.2

Boarding

8.1

Overall

7.9

Entertainment

7.8

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
7.1
Good
11,414 reviews
Delta
7.9
Good
8,276 reviews

Comfort

7.9

Crew

8.5

Food

7.2

Boarding

8.1

Overall

7.9

Entertainment

7.8

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 6h 58m. Delta provides one of the quickest options available for as low as $349. 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 29% 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, March is the cheapest month in which you can book a flight from Columbia to Ontario (average of $96). Flying from Columbia to Ontario in December is currently the most expensive (average of $232). 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 March 10, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$308Average$463FlexibilityNo cancel feeOn-time71%
DeltaCheapest$308Average$408FlexibilityNo cancel feeOn-timeN/A

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