HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Columbia

$328+ Cheap flights from Ontario to Columbia, MO (ONT - COU)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/9. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — COU
Dec 25 — Jan 11
Thu 12/25
Thu 1/1
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Ontario to Columbia with Cheapflights

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

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Ontario to Columbia

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Columbia (COU). 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 November 25, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$328
(United Airlines)

Popular in

February

Cheapest in

December

Average price

$400
Provider with most accurate pricing for Ontario-Columbia Regional flight deals.
Search Deals
Provider most trusted by Cheapflights users for Ontario-Columbia Regional flights.
Search Deals
From Ontario to Columbia Regional
Search Deals
Highest demand for flights based on searches. 27% potential increase in price ($195 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 8% potential price decrease ($41 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

Find flight deals from Ontario to Columbia

Cheapest flights from Ontario to Columbia
Explore the most affordable flight options available from Ontario to Columbia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 25, 2025.

This United Airlines deal was found by Cheapflights users on 11/24. 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 12/91:34 pmONT - COU
1 stop4h 55mUnited Airlines
Sat 12/139:00 amCOU - ONT
1 stop5h 32mUnited Airlines
Deal found 11/24$328
This United Airlines deal was found by Cheapflights users on 11/24. 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.
Thu 12/255:05 amONT - COU
2 stops10h 20mUnited Airlines
Wed 12/313:10 pmCOU - ONT
1 stop9h 15mUnited Airlines
Deal found 11/24$414
This United Airlines deal was found by Cheapflights users on 11/25. 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.
Fri 12/51:34 pmONT - COU
1 stop4h 55mUnited Airlines
Mon 12/89:00 amCOU - ONT
1 stop5h 32mUnited Airlines
Deal found 11/25$478
This American Airlines deal was found by Cheapflights users on 11/24. 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 11/2412:49 pmONT - COU
1 stop7h 50mAmerican Airlines
Sun 11/307:46 pmCOU - ONT
1 stop6h 11mAmerican Airlines
Deal found 11/24$527
This United Airlines deal was found by Cheapflights users on 11/24. 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.
Sun 12/146:00 amONT - COU
2 stops9h 40mUnited Airlines
Thu 12/258:45 amCOU - ONT
1 stop14h 22mUnited Airlines
Deal found 11/24$539
This United Airlines deal was found by Cheapflights users on 11/24. 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.
Thu 12/255:05 amONT - COU
2 stops10h 20mUnited Airlines
Tue 12/306:34 pmCOU - ONT
1 stop29h 51mUnited Airlines
Deal found 11/24$576

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Columbia 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 November 25, 2025.
Use the filters below to find and compare flights from Ontario to Columbia that are best for you.

Fly from

Ontario

Fly to

Columbia

Route

Depart

Return

Price

OntarioColumbia

ONT - COU

ONTCOU

Ontario

Tue 12/9

1:34 pm-8:29 pm

1 stop4h 55m

Columbia Regional

Sat 12/13

9:00 am-12:32 pm

1 stop5h 32m

$328

OntarioColumbia

ONT - COU

ONTCOU

Ontario

Tue 2/10

1:24 pm-8:33 pm

1 stop5h 09m

Columbia Regional

Sat 2/14

9:00 am-12:43 pm

1 stop5h 43m

$338

OntarioColumbia

ONT - COU

ONTCOU

Ontario

Mon 1/5

11:59 pm-10:42 am

1 stop8h 43m

$329

OntarioColumbia

ONT - COU

ONTCOU

Ontario

Tue 1/6

1:24 pm-8:33 pm

1 stop5h 09m

$329

OntarioColumbia

ONT - COU

ONTCOU

Ontario

Wed 12/31

5:05 am-5:25 pm

2 stops10h 20m

$335

OntarioColumbia

ONT - COU

ONTCOU

Ontario

Thu 1/1

5:05 am-5:25 pm

2 stops10h 20m

$335

OntarioColumbia

ONT - COU

ONTCOU

Ontario

Wed 12/24

6:00 am-8:28 pm

2 stops12h 28m

$395

OntarioColumbia

ONT - COU

ONTCOU

Ontario

Sun 1/4

5:05 am-8:28 pm

1 stop13h 23m

$439

OntarioColumbia

ONT - COU

ONTCOU

Ontario

Sat 1/3

5:05 am-8:28 pm

1 stop13h 23m

$439

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/25

Compare providers for flights from Ontario to Columbia

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 Ontario to Columbia in November.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star

*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 Ontario-Columbia, Missouri flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Ontario-Columbia, Missouri flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Ontario-Columbia, Missouri flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Ontario-Columbia, Missouri flights, Cheapflights users trust eDreams the most. eDreams 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 Ontario-Columbia, Missouri 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 Ontario to Columbia

Have a flexible travel schedule? Discover the best time to fly to Columbia from Ontario 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 Ontario to Columbia

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

Currently, October is the cheapest month in which you can book a flight from Ontario to Columbia, Missouri (average of $258). Flying from Ontario to Columbia, Missouri in February is currently the most expensive (average of $762). 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 Columbia

Get insights into the airlines that provide service to Columbia. 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 Columbia. Reviews last updated November 25, 2025.
Read reviews from past customers who have flown American Airlines from Ontario to Columbia. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
American Airlines
7.2
Good
11,038 reviews

Comfort

7.2

Boarding

7.5

Crew

8.0

Overall

7.2

Entertainment

6.9

Food

6.4

Reviews

1 / 20
8.0
Excellent

Monica,Nov 2025

JAC - DFW

At least there was an option of entertainment on this flight.
American Airlines
7.2
Good
11,038 reviews
American Airlines
7.2
Good
11,038 reviews

Comfort

7.2

Boarding

7.5

Crew

8.0

Overall

7.2

Entertainment

6.9

Food

6.4

Reviews

1 / 20
8.0
Excellent

Monica,Nov 2025

JAC - DFW

At least there was an option of entertainment on this flight.

Related info for your journey

Find useful and relevant information for your journey from Ontario to Columbia. 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 Ontario to Columbia, Missouri?

    Departing from Ontario to Columbia, Missouri will take you 4h 55m. The distance from Ontario to Columbia, Missouri is about 1442 mi.

  • What is the cheapest airline to fly from Ontario to Columbia, Missouri round-trip?

    Our cheapest airline available from Ontario to Columbia, Missouri is American Airlines. Our recent data shows that you can find tickets from as low as $476 on this airline.

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

    Yes. In addition to deals on Ontario to Columbia flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Ontario to Columbia?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to Columbia.

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

    Yes. Cheapflights offers flight deals from Ontario to Columbia 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 Ontario to Columbia, Missouri?

    Currently, October is the cheapest month in which you can book a flight from Ontario to Columbia, Missouri (average of $258). Flying from Ontario to Columbia, Missouri in February is currently the most expensive (average of $762). 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

Traveling to a place near Columbia?

Book flights to Columbia if you plan to visit one of these locations
Jefferson City

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 Ontario to Columbia

See prices for flight routes from nearby airports that may be better suited for you.
Los Angeles to Kansas City flights
San Francisco to St. Louis flights
San Francisco to Kansas City flights
Los Angeles to St. Louis flights
Los Angeles to Springfield flights
Ontario to Kansas City flights
San Diego to St. Louis flights
Las Vegas to St. Louis flights
Santa Ana to Kansas City flights
Ontario to St. Louis flights
Burbank to St. Louis flights
Las Vegas to Kansas City flights
Burbank to Kansas City flights
Sacramento to St. Louis flights
San Diego to Kansas City flights
Santa Ana to St. Louis flights
San Jose to St. Louis flights
Oakland to Kansas City flights
Sacramento to Kansas City flights
San Francisco to Springfield flights
Sacramento to Springfield flights
Long Beach to Kansas City flights
San Jose to Kansas City flights
Ontario to Springfield flights
Oakland to St. Louis flights
Long Beach to St. Louis flights
Fresno to Kansas City flights
Santa Barbara to St. Louis flights
Fresno to Springfield flights
Los Angeles to Columbia flights
Arcata to Branson flights
Burbank to Springfield flights
Reno to Kansas City flights
Fresno to St. Louis flights
Santa Ana to Springfield flights
Redding to Springfield flights
San Jose to Springfield flights
Reno to Springfield flights
Reno to St. Louis flights
San Diego to Springfield flights
Medford to St. Louis flights
Palm Springs to Kansas City flights
Las Vegas to Springfield flights
San Francisco to Columbia flights
San Luis Obispo to Kansas City flights
Sacramento to Joplin flights
Palm Springs to St. Louis flights
Los Angeles to Joplin flights
San Francisco to Joplin flights

Top airline flying from Ontario to Columbia

Discover the top airline that operate flights from Ontario to Columbia. 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 November 25, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$444Average$519FlexibilityNo cancel feeOn-time71%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.