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CMH - ONT

$113 Find Cheap Flights from Columbus to Ontario - Compare and Save

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1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$252
Typical prices: $372-$561
Frontier
Sat 10/27Sat 11/3
CMH - ONT • 2 stops
Cheapest one-way
$113
Typical prices: $170-$369
Frontier
Sat 11/3
CMH - ONT • 2 stops
Nonstop flights
Not available
There are currently no direct flights between Columbus Airport and Ontario. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to travel
August
Cheapest • 31% price drop
July
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Denver Intl (DEN)
Cheapest • Avg $472 (round-trip)
Las Vegas Harry Reid Intl (LAS)
Shortest trip • 6h 39m (one-way)
Insights
Insights
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Flight Deals
Booking Insights
Flight Deals

Cheap Flights from Columbus to Ontario (CMH-ONT)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Columbus to Ontario

Tue, Oct 27 - Tue, Nov 3
Frontier Logo
7:44 pm - 11:51 pmCMH  Columbus-ONT Ontario
31h 07m2 stops Atlanta Hartsfield-Jackson Denver Intl
Frontier Logo
6:25 am - 6:52 pmONT  Ontario-CMH Columbus
9h 27m2 stops Denver Intl Atlanta Hartsfield-Jackson
$252Frontier
Tue, Oct 27 - Mon, Nov 2
Frontier Logo
7:44 pm - 11:51 pmCMH  Columbus-ONT Ontario
31h 07m2 stops Atlanta Hartsfield-Jackson Denver Intl
Frontier Logo
6:25 am - 3:26 pmONT  Ontario-CMH Columbus
6h 01m1 stop Denver Intl
$262Frontier
Mon, Nov 2 - Wed, Nov 4
Multiple Airlines Logo
6:13 pm - 11:51 pmCMH  Columbus-ONT Ontario
32h 38m3 stops Orlando Atlanta Hartsfield-Jackson Denver Intl
Multiple Airlines Logo
6:25 am - 11:21 amONT  Ontario-CMH Columbus
25h 56m2 stops Denver Intl Minneapolis St Paul
$334Multiple Airlines
Mon, Nov 2 - Wed, Nov 4
Multiple Airlines Logo
6:13 pm - 11:51 pmCMH  Columbus-ONT Ontario
32h 38m3 stops Orlando Atlanta Hartsfield-Jackson Denver Intl
Multiple Airlines Logo
6:25 am - 11:21 amONT  Ontario-CMH Columbus
25h 56m2 stops Denver Intl Minneapolis St Paul
$335Multiple Airlines
Tue, Nov 10 - Tue, Nov 17
Southwest Logo
7:00 am - 10:45 amCMH  Columbus-ONT Ontario
6h 45m1 stop Dallas Love Field
Southwest Logo
1:30 pm - 12:10 amONT  Ontario-CMH Columbus
7h 40m1 stop Las Vegas Harry Reid Intl
$377Southwest
Tue, Oct 27 - Tue, Nov 3
United Airlines Logo
4:59 pm - 8:51 pmCMH  Columbus-ONT Ontario
6h 52m1 stop Denver Intl
United Airlines Logo
5:00 am - 2:25 pmONT  Ontario-CMH Columbus
6h 25m1 stop Denver Intl
$377United Airlines
Wed, Oct 28 - Sat, Nov 14
Delta Logo
7:00 am - 11:06 amCMH  Columbus-ONT Ontario
7h 06m1 stop Atlanta Hartsfield-Jackson
Delta Logo
12:18 pm - 11:40 pmONT  Ontario-CMH Columbus
8h 22m1 stop Atlanta Hartsfield-Jackson
$377Delta
Tue, Oct 27 - Mon, Nov 9
Delta Logo
7:00 am - 12:36 pmCMH  Columbus-ONT Ontario
8h 36m1 stop Salt Lake City
Delta Logo
11:10 pm - 10:17 amONT  Ontario-CMH Columbus
8h 07m1 stop Atlanta Hartsfield-Jackson
$377Delta
Tue, Oct 27 - Tue, Nov 3
United Airlines Logo
2:13 pm - 8:51 pmCMH  Columbus-ONT Ontario
9h 38m2 stops Chicago O'Hare Intl Denver Intl
United Airlines Logo
5:00 am - 2:25 pmONT  Ontario-CMH Columbus
6h 25m1 stop Denver Intl
$382United Airlines
Wed, Dec 16 - Wed, Dec 23
Southwest Logo
6:10 pm - 9:40 pmCMH  Columbus-ONT Ontario
6h 30m1 stop Denver Intl
Southwest Logo
2:00 pm - 12:55 amONT  Ontario-CMH Columbus
7h 55m1 stop Phoenix Sky Harbor Intl
$393Southwest
Booking Insights

Price, demand and travel trends for Columbus Airport to Ontario flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

How much is a round-trip flight from Columbus Airport to Ontario?

Round-trip flights from Columbus Airport to Ontario typically range from $372 to $561. The lowest price found in the past 5 days was $252, on Frontier.

What's the cheapest day of the week to fly from Columbus Airport to Ontario?

Based on deals KAYAK users found in the last 12 months, Tuesday is the cheapest day of the week to fly from Columbus Airport to Ontario. It’s 13% cheaper than the average day, while Sunday is the most expensive, with prices 33% higher.

What’s the cheapest month to fly from Columbus Airport to Ontario?

•August is the cheapest month to fly from Columbus Airport to Ontario at $331 round-trip.
•February ($694) and May ($596) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 109% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

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Key details for Columbus Airport to Ontario flights

Low season

October

Cheapest flight

$113
Beat the crowds with an average 64% drop in travelers.
The most popular month to fly with an average 108% increase in travelers.
One-way flight from Columbus Airport to Ontario

When to book flights from Columbus to Ontario

Are your dates flexible? Find out the best times to travel from Columbus to Ontario based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Columbus Airport to Ontario flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines and booking tips.

  • What cabin classes can I book on flights from Columbus Airport to Ontario?

    Two cabin classes are available on flights from Columbus Airport to Ontario:

    • Economy Class
    • First Class

  • How long is a flight from Columbus Airport to Ontario?

    A nonstop flight from Columbus Airport to Ontario takes 00m, covering 1,944 miles.

  • Do I need a passport to fly from Columbus Airport to Ontario?

    No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID or another TSA-accepted form of identification.

  • How much should I expect to pay for a Columbus Airport to Ontario flight?

    Round-trip flights from Columbus Airport to Ontario range from $372 to $561, with an average of $476 over the past 12 months. Anything below $372 counts as a good deal.

  • Have flight prices from Columbus Airport to Ontario changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $252 to $1,852. That means the highest observed fare was about 7x higher than the lowest one.

  • How are flight prices from Columbus Airport to Ontario looking right now?

    One-way fares from Columbus Airport to Ontario are currently lower than usual. Average one-way flight prices are about $202, which is 16% below the typical average for this route.

  • What car rental options are available at Ontario Airport (ONT)?

    Ontario Airport (ONT) hosts 5 major car rental companies, with daily rates starting from around $18 for economy cars. Top options include:

    • Fox
    • Thrifty
    • Europcar
    • Dollar
    • Alamo

  • Which airports can I use when flying from Columbus Airport to Ontario?

    Flights from Columbus Airport to Ontario usually depart from Columbus (CMH) and arrive at Ontario (ONT).

  • Which airports do connecting flights from Columbus Airport to Ontario pass through?

    One-stop flights from Columbus Airport to Ontario most commonly connect through:

    • Denver Intl (DEN) - 46% of one-stop connections
    • Phoenix Sky Harbor Intl (PHX) - 26% of one-stop connections
    • Dallas/Fort Worth (DFW) - 7% of one-stop connections
    • Salt Lake City (SLC) - 7% of one-stop connections

  • Can I save money by using flexible dates for flights from Columbus Airport to Ontario?

    Yes. Flexible dates can save you up to 35% on flights from Columbus Airport to Ontario. Tuesday is the cheapest departure day at $417 round-trip on average, while Sunday is the most expensive at $636, a difference of $219.

    KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • How much time can I save by choosing a different layover airport from Columbus Airport to Ontario?

    Flying via Las Vegas Harry Reid Intl (LAS) gives the shortest average 1-stop total travel time at 6h 39m, compared with 6h 48m via Phoenix Sky Harbor Intl (PHX) and 7h 11m via Dallas/Fort Worth (DFW).

  • What is the time difference between Columbus Airport and Ontario?

    Ontario is 3 hours behind Columbus Airport (Pacific Time vs Eastern Time). Plan for the time shift when scheduling connections or first-day activities.

  • What popular places can I visit in Ontario?

    Some of the most popular sights in Ontario are Ontario Convention Center and Cucamonga-Guasti Regional Park. These are among the most viewed places in Ontario on KAYAK.

Your guide to booking Columbus Airport to Ontario flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates are flexible, aim for a Tuesday departure and avoid flying on Sunday. On this route, Tuesday flights average $417, about $219 less than Sunday fares (34% savings) based on the last 12 months.
  • If you can choose when to travel, plan your Columbus Airport to Ontario trip for August. Fares historically average $331 round-trip in that month - typically $363 less than the most expensive month, which is February (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Ontario Airport.

    • Azure Hotel & Suites, Trademark Collection by Wyndham
    • La Quinta Inn & Suites by Wyndham Ontario Airport
    • Ontario Airport Inn

More options for your flight from Columbus to Ontario

Complete your trip to Ontario with a hotel stay or car rental

Car rentals in Ontario
Hotels in Ontario
Vacations in Ontario