ONT

$84 Find Cheap Flights from Ohio to Ontario - Compare and Save

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to Ontario departing on 9/8. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Flight Deals

Cheap Flights from Ohio to Ontario

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Ohio to Ontario that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Ohio to Ontario

Wed, Sep 16 - Mon, Sep 21
Frontier Logo
4:30 pm - 11:47 pmCMH  Columbus-ONT Ontario
10h 17m1 stop Denver Intl
Frontier Logo
6:15 am - 3:35 pmONT  Ontario-CMH Columbus
6h 20m1 stop Denver Intl
$168Frontier
Wed, Sep 2 - Wed, Sep 9
Frontier Logo
8:27 pm - 11:50 pmCMH  Columbus-ONT Ontario
6h 23m1 stop Denver Intl
Frontier Logo
6:15 am - 3:35 pmONT  Ontario-CMH Columbus
6h 20m1 stop Denver Intl
$168Frontier
Wed, Sep 9 - Mon, Sep 14
Multiple Airlines Logo
12:23 pm - 6:16 pmCLE  Cleveland Hopkins Intl-ONT Ontario
8h 53m1 stop Dallas/Fort Worth
Multiple Airlines Logo
3:14 pm - 5:11 amONT  Ontario-CLE Cleveland Hopkins Intl
10h 57m1 stop Seattle/Tacoma Intl
$240Multiple Airlines
Thu, Oct 1 - Mon, Oct 5
Multiple Airlines Logo
5:48 pm - 11:24 pmCMH  Columbus-ONT Ontario
8h 36m1 stop Seattle/Tacoma Intl
Multiple Airlines Logo
6:15 am - 3:35 pmONT  Ontario-CMH Columbus
6h 20m1 stop Denver Intl
$245Multiple Airlines
Thu, Sep 3 - Wed, Sep 9
United Airlines Logo
3:41 pm - 8:01 pmCMH  Columbus-ONT Ontario
7h 20m1 stop San Francisco
United Airlines Logo
6:08 am - 6:01 pmONT  Ontario-CMH Columbus
8h 53m1 stop San Francisco
$267United Airlines
Sat, Oct 24 - Wed, Nov 4
Southwest Logo
1:05 pm - 6:10 pmCMH  Columbus-ONT Ontario
8h 05m1 stop Dallas Love Field
Southwest Logo
12:30 pm - 10:05 pmONT  Ontario-CMH Columbus
6h 35m1 stop Houston Hobby
$268Southwest
Tue, Jan 26 - Sat, Jan 30
Southwest Logo
12:50 pm - 7:45 pmCLE  Cleveland Hopkins Intl-ONT Ontario
9h 55m1 stop Phoenix Sky Harbor Intl
Southwest Logo
5:25 am - 2:35 pmONT  Ontario-CLE Cleveland Hopkins Intl
6h 10m1 stop Phoenix Sky Harbor Intl
$268Southwest
Sat, Sep 12 - Sat, Sep 19
American Airlines Logo
7:45 am - 12:03 pmCLE  Cleveland Hopkins Intl-ONT Ontario
7h 18m1 stop Phoenix Sky Harbor Intl
American Airlines Logo
12:37 pm - 10:18 pmONT  Ontario-CLE Cleveland Hopkins Intl
6h 41m1 stop Dallas/Fort Worth
$268American Airlines
Sat, Sep 12 - Tue, Sep 15
American Airlines Logo
11:53 am - 6:17 pmCLE  Cleveland Hopkins Intl-ONT Ontario
9h 24m2 stops Dallas/Fort Worth Phoenix Sky Harbor Intl
American Airlines Logo
10:25 am - 10:18 pmONT  Ontario-CLE Cleveland Hopkins Intl
8h 53m1 stop Dallas/Fort Worth
$272American Airlines
Sat, Sep 19 - Sat, Sep 26
United Airlines Logo
7:00 am - 12:12 pmCMH  Columbus-ONT Ontario
8h 12m1 stop San Francisco
United Airlines Logo
6:00 am - 4:02 pmONT  Ontario-CMH Columbus
7h 02m1 stop Houston George Bush Intcntl
$277United Airlines
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Good to know

Low season

January

Cheapest flight

$84
Best time to beat the crowds with an average 10% drop in price.
Most popular time to fly with an average 2% increase in price.
Flight from Cleveland to Ontario

FAQs for booking flights from Ohio to Ontario

  • How does KAYAK find such low prices on flights from Ohio to Ontario?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Ohio to Ontario.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Ohio to Ontario?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Ontario from Ohio is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Ohio to Ontario?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Ontario with an airline and back to Ohio with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Ohio to Ontario?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Ontario from Ohio up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight to Ontario

Information on the airport you'll fly into in Ontario

Ontario (ONT)