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$229+ 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 7/10. Fares are subject to change and may not be available on all flights or dates of travel.
CAE — ONT
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
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 June 12, 2025.

Round-trip from

$309
(Delta)

One-way from

$229
(Delta)

Popular in

December

Cheapest in

March

Average price

$537
From Columbia Metropolitan to Ontario
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One-way flight from Columbia Metropolitan to Ontario
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High demand for flights, 0% potential price rise
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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 June 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 June 12, 2025.

This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/235:40 amCAE - ONT
1 stop8h 44mDelta
Tue 9/3010:59 pmONT - CAE
1 stop7h 26mDelta
Deal found 6/11$309
This American Airlines deal was found by Cheapflights users on 6/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/83:37 pmCAE - ONT
2 stops9h 01mAmerican Airlines
Tue 7/157:05 pmONT - CAE
2 stops10h 22mAmerican Airlines
Deal found 6/10$433
This United Airlines deal was found by Cheapflights users on 6/10. 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.
Mon 9/295:26 pmCAE - ONT
1 stop8h 04mUnited Airlines
Sat 10/47:02 amONT - CAE
1 stop6h 49mUnited Airlines
Deal found 6/10$478

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 June 12, 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

2:59 pm-7:42 pm

1 stop7h 43m

Ontario

Tue 9/30

10:59 pm-9:25 am

1 stop7h 26m

$309

ColumbiaOntario

CAE - ONT

CAEONT

Columbia Metropolitan

Tue 7/8

3:37 pm-9:38 pm

2 stops9h 01m

Ontario

Tue 7/15

7:05 pm-8:27 am

2 stops10h 22m

$433

ColumbiaOntario

CAE - ONT

CAEONT

Columbia Metropolitan

Mon 9/29

5:26 pm-10:30 pm

1 stop8h 04m

Ontario

Sat 10/4

7:02 am-4:51 pm

1 stop6h 49m

$478

ColumbiaOntario

CAE - ONT

CAEONT

Columbia Metropolitan

Thu 7/10

1:38 pm-7:20 pm

1 stop8h 42m

$229

ColumbiaOntario

CAE - ONT

CAEONT

Columbia Metropolitan

Fri 6/20

3:18 pm-10:14 pm

1 stop9h 56m

$269

ColumbiaOntario

CAE - ONT

CAEONT

Columbia Metropolitan

Sun 8/17

7:45 pm-12:14 pm

2 stops19h 29m

$323

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

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 June 12, 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.

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

Boarding

8.2

Comfort

7.9

Food

7.3

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
7,946 reviews
Delta
8.0
Very good
7,946 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Comfort

7.9

Food

7.3

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
8,790 reviews
Delta
8.0
Very good
7,946 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Comfort

7.9

Food

7.3

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
7,946 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Comfort

7.9

Food

7.3

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?

    Delta, at $309, was found to be the cheapest airline from Columbia to Ontario.Alternate airlines to your destination round-trip include American Airlines and United Airlines. These flights start at 34% lower than the current average price 3 months from now.

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

    The cheapest airline one-way is Delta, with whom users have recently found tickets for as low as $229. However, be on the lookout for offers from American Airlines and United Airlines, as they are both options that can get you from Columbia to Ontario for a low price.

  • 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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Alternative routes for Columbia to Ontario

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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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$308Average$548FlexibilityNo cancel feeOn-time71%
DeltaCheapest$308Average$443FlexibilityNo cancel feeOn-timeN/A

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