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 United Airlines and American Airlines. These flights start at 38% 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 American Airlines, with whom users have recently found tickets for as low as $185. However, be on the lookout for offers from Delta and United Airlines, as they are both options that can get you from Columbia to Ontario for a low price.

What is the cheapest day to fly from Columbia to Ontario?

Travelers seeking maximum savings on their Columbia to Ontario flight should consider departing on Saturday mornings when fares are most often at their lowest. Sunday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

What is the cheapest day to fly round-trip from Columbia to Ontario?

Leaving on a Monday is a viable option for saving on travel. Heavily demanded days of the week can typically drive up the prices you see. Booking your travel for a less competitive day can save up to 90% on the overall cost on flights from Columbia to Ontario.

How far in advance should I book a flight from Columbia to Ontario?

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 21 days in advance, which can save you up to 192% on flights from Columbia to Ontario compared to booking the week you need them. Waiting 21 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $415. For sooner than that we have options available in the next 3 days from $489.

What is the cheapest month to fly from Columbia to Ontario?

February is one of the best times of the year to fly to Ontario from Columbia. Prices for February average $460 per person but you can even find prices for as low as $281. The most expensive prices can be found in the month of June. Opting for a February flight can save you 28% on your journey compared to booking in June

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.

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.

$185+ Flights from Columbia to Ontario

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1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

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Cheap flight deals from Columbia to Ontario

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$309 (Delta)
One-way from	$185 (American Airlines)
Popular in	December
Cheapest in	March
Average price	$326

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

High demand for flights, 7% potential price rise

Search Deals

Cheapest flight prices on average. 3% potential price decrease ($18 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in March 2025

Search Deals

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 March 25, 2025.

Sun 5/181:43 pmCAE - ONT

1 stop8h 50mDelta

Sun 5/2510:00 pmONT - CAE

1 stop8h 23mDelta

Deal found 3/23

$394

Sun 5/185:24 amCAE - ONT

1 stop7h 34mAmerican Airlines

Sun 5/256:15 amONT - CAE

2 stops11h 05mAmerican Airlines

Deal found 3/23

$453

Tue 6/35:35 pmCAE - ONT

1 stop7h 51mUnited Airlines

Thu 6/126:32 pmONT - CAE

2 stops12h 27mUnited Airlines

Deal found 3/23

$474

Best flights from Columbia to Ontario
Discover carefully curated flight deals from Columbia to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 25, 2025.

Mon 4/215:06 pmCAE - ONT

1 stop8h 30mDelta

Mon 4/2810:15 pmONT - CAE

1 stop8h 27mDelta

Deal found 3/24

$309

Tue 8/196:04 amCAE - ONT

2 stops14h 38mUnited Airlines

Sat 8/237:00 amONT - CAE

1 stop6h 51mUnited Airlines

Deal found 3/24

$414

Mon 4/214:14 pmCAE - ONT

2 stops10h 36mAmerican Airlines

Mon 4/287:25 pmONT - CAE

2 stops9h 56mAmerican Airlines

Deal found 3/24

$503

Last-minute flights from Columbia to Ontario
Discover last-minute flight deals from Columbia to Ontario. Data last updated March 25, 2025 and is based on user searches.

Mon 3/316:15 amCAE - ONT

2 stops11h 35mUnited Airlines

Thu 4/35:00 amONT - CAE

2 stops13h 34mUnited Airlines

Deal found 3/24

$733

Mon 4/215:06 pmCAE - ONT

1 stop8h 30mDelta

Mon 4/2810:15 pmONT - CAE

1 stop8h 27mDelta

Deal found 3/24

$309

Mon 4/214:14 pmCAE - ONT

2 stops10h 36mAmerican Airlines

Mon 4/287:25 pmONT - CAE

2 stops9h 56mAmerican Airlines

Deal found 3/24

$503

Wed 4/2310:27 amCAE - ONT

2 stops14h 31mUnited Airlines

Wed 4/305:00 amONT - CAE

2 stops10h 59mUnited Airlines

Deal found 3/24

$419

One-way flights from Columbia to Ontario
Search for one-way flight options from Columbia to Ontario. Find affordable one-way fares based on user searches. Data last updated March 25, 2025.

Tue 6/32:37 pmCAE - ONT

1 stop9h 28mAmerican Airlines

Deal found 3/24

$185

Fri 5/25:06 pmCAE - ONT

1 stop8h 30mDelta

Deal found 3/24

$240

Fri 4/410:27 amCAE - ONT

2 stops13h 15mUnited Airlines

Deal found 3/23

$367

Cheapflights Fare Finder

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

ColumbiaOntario

CAE - ONT

CAEONT

Columbia Metropolitan

Mon 4/21

5:06 pm-10:36 pm

1 stop8h 30m

Ontario

Mon 4/28

10:15 pm-9:42 am

1 stop8h 27m

$309

ColumbiaOntario

CAE - ONT

CAEONT

Columbia Metropolitan

Tue 8/19

6:04 am-5:42 pm

2 stops14h 38m

Ontario

Sat 8/23

7:00 am-4:51 pm

1 stop6h 51m

$414

ColumbiaOntario

CAE - ONT

CAEONT

Columbia Metropolitan

Mon 4/21

4:14 pm-11:50 pm

2 stops10h 36m

Ontario

Mon 4/28

7:25 pm-8:21 am

2 stops9h 56m

$503

ColumbiaOntario

CAE - ONT

CAEONT

Columbia Metropolitan

Tue 6/3

2:37 pm-9:05 pm

1 stop9h 28m

$185

ColumbiaOntario

CAE - ONT

CAEONT

Columbia Metropolitan

Fri 5/2

5:06 pm-10:36 pm

1 stop8h 30m

$240

ColumbiaOntario

CAE - ONT

CAEONT

Columbia Metropolitan

Fri 4/4

10:27 am-8:42 pm

2 stops13h 15m

$367

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/24

Compare providers for flights from Columbia to Ontario

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.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy1 star	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*3 stars
eDreams	Price Accuracy3 stars	Trust Score*3 stars
Priceline	Price Accuracy1 star	Trust 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, 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 $324). 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?

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

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

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

Delta

8.0

Very good

7,890 reviews

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

7,890 reviews

Delta

8.0

Very good

7,890 reviews

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

8,605 reviews

Delta

8.0

Very good

7,890 reviews

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

7,890 reviews

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

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 United Airlines and American Airlines. These flights start at 38% 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 American Airlines, with whom users have recently found tickets for as low as $185. However, be on the lookout for offers from Delta 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 $324). 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

Browse thousands of different options on Cheapflights for your next trip

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Complete your trip

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Other flights to Ontario

Top 2 airlines flying from Columbia to Ontario

Airline	Cheapest	Average	Flexibility	On-time
American Airlines	Cheapest$308	Average$560	FlexibilityNo cancel fee	On-time71%
Delta	Cheapest$308	Average$470	FlexibilityNo cancel fee	On-timeN/A

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$185+ 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 6/3. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Columbia to Ontario with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Columbia to Ontario

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Columbia to Ontario

Cheapest flights from Columbia to OntarioExplore 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 25, 2025.

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 25, 2025.

Cheapflights Fare Finder

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

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.

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.

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?

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 March 25, 2025.

Rainfall in Ontario by month

Plan your trip to Ontario by taking into account the average rainfall totals by month.

Temperature in Ontario by month

Plan your trip to Ontario by taking into account the average temperature totals by month.

Reviews of airlines servicing Ontario

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?

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

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

How can I find direct flights from Columbia to Ontario?

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

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Columbia to Ontario

See prices for flight routes from nearby airports that may be better suited for you.

Top 2 airlines flying from Columbia to Ontario

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Travel Smart

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 25, 2025.