$85+ Cheap flights from Columbus to Ontario (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 5/11. Fares are subject to change and may not be available on all flights or dates of travel.
CMH — ONT
abr 4 — abr 111
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Columbus to Ontario 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 Columbus to Ontario
Cheapest
Best
Last-minute
One-way
Cheapest flights from Columbus to OntarioExplore the most affordable flight options available from Columbus to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on março 5, 2026.
Explore the most affordable flight options available from Columbus to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on março 5, 2026.
This CheapOair deal was found by Cheapflights users on 3/4. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
seg 5/47:58 pm
CMH
- ONT
1 stop6h 57m
Frontier
qui 5/712:59 am
ONT
- CMH
1 stop15h 24m
Frontier
Deal found 3/4![Frontier logo]()
$201
This Expedia deal was found by Cheapflights users on 3/3. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sex 4/247:53 pm
CMH
- ONT
1 stop7h 02m
Frontier
sáb 4/2512:59 am
ONT
- CMH
1 stop15h 35m
Frontier
Deal found 3/3![Frontier logo]()
$211
This Kiwi.com deal was found by Cheapflights users on 3/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sex 4/178:18 pm
CMH
- ONT
2 stops39h 06m
Frontier
qui 4/2312:59 am
ONT
- CMH
1 stop14h 59m
Frontier
Deal found 3/3![Frontier logo]()
$218
This CheapOair deal was found by Cheapflights users on 3/1. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
qui 4/238:15 pm
CMH
- ONT
1 stop14h 16m
Frontier
sáb 4/2512:59 am
ONT
- CMH
1 stop15h 35m
Frontier
Deal found 3/1![Frontier logo]()
$222
This Kiwi.com deal was found by Cheapflights users on 3/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ter 4/146:05 am
CMH
- ONT
2 stops17h 34m
Multiple Airlines
dom 4/1912:59 am
ONT
- CMH
1 stop15h 27m
Multiple Airlines
Deal found 3/2![Multiple Airlines logo]()
$238
This Frontier deal was found by Cheapflights users on 3/4. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sex 4/37:14 pm
CMH
- ONT
1 stop7h 42m
Frontier
sex 4/106:20 am
ONT
- CMH
1 stop8h 59m
Frontier
Deal found 3/4![Frontier logo]()
$240
This CheapOair deal was found by Cheapflights users on 3/4. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
qui 4/168:18 pm
CMH
- ONT
1 stop14h 13m
Frontier
dom 4/1912:59 am
ONT
- CMH
1 stop15h 27m
Frontier
Deal found 3/4![Frontier logo]()
$243
This Frontier deal was found by Cheapflights users on 3/4. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom 3/297:33 pm
CMH
- ONT
1 stop7h 26m
Frontier
sex 4/106:20 am
ONT
- CMH
1 stop8h 59m
Frontier
Deal found 3/4![Frontier logo]()
$260
This CheapOair deal was found by Cheapflights users on 3/3. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
qui 4/308:08 pm
CMH
- ONT
1 stop6h 47m
Frontier
sáb 5/912:59 am
ONT
- CMH
1 stop15h 24m
Frontier
Deal found 3/3![Frontier logo]()
$272
This Frontier deal was found by Cheapflights users on 3/3. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sex 4/107:14 pm
CMH
- ONT
1 stop7h 42m
Frontier
seg 4/136:20 am
ONT
- CMH
1 stop8h 59m
Frontier
Deal found 3/3![Frontier logo]()
$281
This Alaska Airlines deal was found by Cheapflights users on 3/1. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ter 4/217:30 pm
CMH
- ONT
1 stop17h 15m
Alaska Airlines
ter 4/286:00 am
ONT
- CMH
1 stop9h 21m
Alaska Airlines
Deal found 3/1![Alaska Airlines logo]()
$283
This Priceline deal was found by Cheapflights users on 3/1. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom 3/157:33 pm
CMH
- ONT
1 stop7h 26m
Frontier
qui 3/196:15 am
ONT
- CMH
1 stop9h 23m
Frontier
Deal found 3/1![Frontier logo]()
$290
Best flights from Columbus to OntarioDiscover carefully curated flight deals from Columbus to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated março 5, 2026.
Discover carefully curated flight deals from Columbus to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated março 5, 2026.
This United Airlines deal was found by Cheapflights users on 3/1. 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.
ter 3/242:24 pm
CMH
- ONT
2 stops11h 33m
United Airlines
ter 3/315:10 am
ONT
- CMH
1 stop6h 22m
United Airlines
Deal found 3/1![United Airlines logo]()
$328
This Delta deal was found by Cheapflights users on 3/2. 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.
ter 5/53:00 pm
CMH
- ONT
1 stop9h 00m
Delta
sáb 5/910:00 pm
ONT
- CMH
1 stop8h 05m
Delta
Deal found 3/2![Delta logo]()
$343
This Southwest deal was found by Cheapflights users on 2/28. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb 5/3010:00 am
CMH
- ONT
1 stop8h 35m
Southwest
sáb 6/61:20 pm
ONT
- CMH
2 stops9h 05m
Southwest
Deal found 2/28![Southwest logo]()
$442
This Alaska Airlines deal was found by Cheapflights users on 3/4. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sex 5/17:17 pm
CMH
- ONT
1 stop17h 28m
Alaska Airlines
qua 5/66:00 am
ONT
- CMH
1 stop9h 21m
Alaska Airlines
Deal found 3/4![Alaska Airlines logo]()
$478
This United Airlines deal was found by Cheapflights users on 2/28. 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.
sex 5/295:49 pm
CMH
- ONT
1 stop7h 57m
United Airlines
sáb 6/65:00 am
ONT
- CMH
1 stop6h 28m
United Airlines
Deal found 2/28![United Airlines logo]()
$437
This United Airlines deal was found by Cheapflights users on 3/1. 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.
qua 4/154:57 pm
CMH
- ONT
1 stop7h 53m
United Airlines
dom 4/191:34 pm
ONT
- CMH
1 stop6h 09m
United Airlines
Deal found 3/1![United Airlines logo]()
$470
This Alaska Airlines deal was found by Cheapflights users on 3/1. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
qui 5/287:54 pm
CMH
- ONT
1 stop31h 04m
Alaska Airlines
ter 6/97:41 pm
ONT
- CMH
1 stop31h 00m
Alaska Airlines
Deal found 3/1![Alaska Airlines logo]()
$553
This Delta deal was found by Cheapflights users on 3/1. 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.
qui 4/97:07 am
CMH
- ONT
1 stop7h 40m
Delta
dom 4/1210:25 pm
ONT
- CMH
1 stop7h 35m
Delta
Deal found 3/1![Delta logo]()
$579
This Alaska Airlines deal was found by Cheapflights users on 3/2. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
qua 5/277:54 pm
CMH
- ONT
1 stop18h 16m
Alaska Airlines
seg 6/84:03 pm
ONT
- CMH
1 stop10h 37m
Alaska Airlines
Deal found 3/2![Alaska Airlines logo]()
$565
This United Airlines deal was found by Cheapflights users on 3/4. 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.
seg 3/304:10 pm
CMH
- ONT
1 stop9h 16m
United Airlines
sex 4/35:10 am
ONT
- CMH
1 stop6h 22m
United Airlines
Deal found 3/4![United Airlines logo]()
$545
This Alaska Airlines deal was found by Cheapflights users on 3/1. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
qui 4/231:45 pm
CMH
- ONT
2 stops13h 14m
Alaska Airlines
qua 4/296:00 am
ONT
- CMH
2 stops13h 59m
Alaska Airlines
Deal found 3/1![Alaska Airlines logo]()
$578
This United Airlines deal was found by Cheapflights users on 3/3. 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.
seg 5/254:09 pm
CMH
- ONT
1 stop9h 37m
United Airlines
sáb 5/306:00 am
ONT
- CMH
1 stop9h 24m
United Airlines
Deal found 3/3![United Airlines logo]()
$547
Last-minute flights from Columbus to OntarioDiscover last-minute flight deals from Columbus to Ontario. Data last updated março 5, 2026 and is based on user searches.
Discover last-minute flight deals from Columbus to Ontario. Data last updated março 5, 2026 and is based on user searches.
This Priceline deal was found by Cheapflights users on 3/1. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom 3/157:33 pm
CMH
- ONT
1 stop7h 26m
Frontier
qui 3/196:15 am
ONT
- CMH
1 stop9h 23m
Frontier
Deal found 3/1![Frontier logo]()
$290
This Frontier deal was found by Cheapflights users on 3/4. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom 3/297:33 pm
CMH
- ONT
1 stop7h 26m
Frontier
sex 4/106:20 am
ONT
- CMH
1 stop8h 59m
Frontier
Deal found 3/4![Frontier logo]()
$260
This Frontier deal was found by Cheapflights users on 3/4. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sex 4/37:14 pm
CMH
- ONT
1 stop7h 42m
Frontier
sex 4/106:20 am
ONT
- CMH
1 stop8h 59m
Frontier
Deal found 3/4![Frontier logo]()
$240
This Frontier deal was found by Cheapflights users on 3/3. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sex 4/107:14 pm
CMH
- ONT
1 stop7h 42m
Frontier
seg 4/136:20 am
ONT
- CMH
1 stop8h 59m
Frontier
Deal found 3/3![Frontier logo]()
$281
This Kiwi.com deal was found by Cheapflights users on 3/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ter 4/146:05 am
CMH
- ONT
2 stops17h 34m
Multiple Airlines
dom 4/1912:59 am
ONT
- CMH
1 stop15h 27m
Multiple Airlines
Deal found 3/2![Multiple Airlines logo]()
$238
This CheapOair deal was found by Cheapflights users on 3/4. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
qui 4/168:18 pm
CMH
- ONT
1 stop14h 13m
Frontier
dom 4/1912:59 am
ONT
- CMH
1 stop15h 27m
Frontier
Deal found 3/4![Frontier logo]()
$243
This Kiwi.com deal was found by Cheapflights users on 3/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sex 4/178:18 pm
CMH
- ONT
2 stops39h 06m
Frontier
qui 4/2312:59 am
ONT
- CMH
1 stop14h 59m
Frontier
Deal found 3/3![Frontier logo]()
$218
This Alaska Airlines deal was found by Cheapflights users on 3/1. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ter 4/217:30 pm
CMH
- ONT
1 stop17h 15m
Alaska Airlines
ter 4/286:00 am
ONT
- CMH
1 stop9h 21m
Alaska Airlines
Deal found 3/1![Alaska Airlines logo]()
$283
This CheapOair deal was found by Cheapflights users on 3/3. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
qui 4/238:15 pm
CMH
- ONT
1 stop14h 16m
Frontier
dom 4/2612:59 am
ONT
- CMH
1 stop13h 50m
Frontier
Deal found 3/3![Frontier logo]()
$201
This CheapOair deal was found by Cheapflights users on 3/1. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
qui 4/238:15 pm
CMH
- ONT
1 stop14h 16m
Frontier
sáb 4/2512:59 am
ONT
- CMH
1 stop15h 35m
Frontier
Deal found 3/1![Frontier logo]()
$222
This Expedia deal was found by Cheapflights users on 3/3. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sex 4/247:53 pm
CMH
- ONT
1 stop7h 02m
Frontier
sáb 4/2512:59 am
ONT
- CMH
1 stop15h 35m
Frontier
Deal found 3/3![Frontier logo]()
$211
This CheapOair deal was found by Cheapflights users on 3/3. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
qui 4/308:08 pm
CMH
- ONT
1 stop6h 47m
Frontier
sáb 5/912:59 am
ONT
- CMH
1 stop15h 24m
Frontier
Deal found 3/3![Frontier logo]()
$272
One-way flights from Columbus to OntarioSearch for one-way flight options from Columbus to Ontario. Find affordable one-way fares based on user searches. Data last updated março 5, 2026.
Search for one-way flight options from Columbus to Ontario. Find affordable one-way fares based on user searches. Data last updated março 5, 2026.
This Kiwi.com deal was found by Cheapflights users on 3/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
seg 5/118:18 pm
CMH
- ONT
1 stop30h 37m
Frontier
Deal found 3/3![Frontier logo]()
$85
This Frontier deal was found by Cheapflights users on 3/4. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sex 5/18:08 pm
CMH
- ONT
1 stop6h 47m
Frontier
Deal found 3/4![Frontier logo]()
$95
This Kiwi.com deal was found by Cheapflights users on 3/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom 5/106:40 pm
CMH
- ONT
2 stops24h 58m
Frontier
Deal found 3/3![Frontier logo]()
$116
This Frontier deal was found by Cheapflights users on 3/4. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sex 4/37:14 pm
CMH
- ONT
1 stop7h 42m
Frontier
Deal found 3/4![Frontier logo]()
$145
This Super.com deal was found by Cheapflights users on 3/3. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
qui 3/197:33 pm
CMH
- ONT
1 stop7h 26m
Frontier
Deal found 3/3![Frontier logo]()
$153
This American Airlines deal was found by Cheapflights users on 3/1. 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.
qua 4/157:00 am
CMH
- ONT
1 stop7h 34m
American Airlines
Deal found 3/1![American Airlines logo]()
$162
This Frontier deal was found by Cheapflights users on 2/28. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom 3/297:33 pm
CMH
- ONT
1 stop7h 26m
Frontier
Deal found 2/28![Frontier logo]()
$165
This Southwest deal was found by Cheapflights users on 3/1. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
qua 4/158:30 am
CMH
- ONT
2 stops9h 40m
Southwest
Deal found 3/1![Southwest logo]()
$167
This Southwest deal was found by Cheapflights users on 3/4. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb 5/212:35 pm
CMH
- ONT
1 stop8h 15m
Southwest
Deal found 3/4![Southwest logo]()
$168
This Delta deal was found by Cheapflights users on 3/3. 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.
ter 5/127:30 am
CMH
- ONT
1 stop7h 49m
Delta
Deal found 3/3![Delta logo]()
$172
Find flight deals from Columbus to Ontario
Discover tips and strategies to find the most affordable flight options for your journey from Columbus (C01) 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 março 5, 2026.
Round-trip from | $201 (CheapOair) |
|---|---|
One-way from | $85 (Kiwi.com) |
Popular in | February |
Cheapest in | September |
Average price | $380 |
Cheapflights Fare Finder
Customize your flight search to find flights from Columbus 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 março 5, 2026.
Use the filters below to find and compare flights from Columbus to Ontario that are best for you.
Fly from
Fly to
Route
Depart
Return
ColumbusOntario
CMH - ONT
CMHONT
Columbus
ter 3/24
2:24 pm-10:57 pm
2 stops11h 33m
Ontario
ter 3/31
5:10 am-2:32 pm
1 stop6h 22m
$328
ColumbusOntario
CMH - ONT
CMHONT
Columbus
ter 5/5
3:00 pm-9:00 pm
1 stop9h 00m
Ontario
sáb 5/9
10:00 pm-9:05 am
1 stop8h 05m
$343
ColumbusOntario
CMH - ONT
CMHONT
Columbus
sex 5/29
5:49 pm-10:46 pm
1 stop7h 57m
Ontario
sáb 6/6
5:00 am-2:28 pm
1 stop6h 28m
$437
ColumbusOntario
CMH - ONT
CMHONT
Columbus
sáb 5/30
10:00 am-3:35 pm
1 stop8h 35m
Ontario
sáb 6/6
1:20 pm-1:25 am
2 stops9h 05m
$442
ColumbusOntario
CMH - ONT
CMHONT
Columbus
qua 4/15
4:57 pm-9:50 pm
1 stop7h 53m
Ontario
dom 4/19
1:34 pm-10:43 pm
1 stop6h 09m
$470
ColumbusOntario
CMH - ONT
CMHONT
Columbus
sex 5/1
7:17 pm-9:45 am
1 stop17h 28m
Ontario
qua 5/6
6:00 am-6:21 pm
1 stop9h 21m
$478
ColumbusOntario
CMH - ONT
CMHONT
Columbus
seg 3/30
4:10 pm-10:26 pm
1 stop9h 16m
Ontario
sex 4/3
5:10 am-2:32 pm
1 stop6h 22m
$545
ColumbusOntario
CMH - ONT
CMHONT
Columbus
seg 5/25
4:09 pm-10:46 pm
1 stop9h 37m
Ontario
sáb 5/30
6:00 am-6:24 pm
1 stop9h 24m
$547
ColumbusOntario
CMH - ONT
CMHONT
Columbus
qui 5/28
7:54 pm-11:58 pm
1 stop31h 04m
Ontario
ter 6/9
7:41 pm-5:41 am
1 stop31h 00m
$553
ColumbusOntario
CMH - ONT
CMHONT
Columbus
qua 5/27
7:54 pm-11:10 am
1 stop18h 16m
Ontario
seg 6/8
4:03 pm-5:40 am
1 stop10h 37m
$565
Showing 1-10 of 24 resultsSorted by cheapest first
Best time to book a flight from Columbus to Ontario
Have a flexible travel schedule? Discover the best time to fly to Ontario from Columbus with our price prediction graph.
C01-ONT
CMH-ONT
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 Columbus to Ontario
C01-ONT
CMH-ONT
What is the cheapest month to book a flight from Columbus to Ontario?
Currently, May is the cheapest month in which you can book a flight from Columbus to Ontario (average of $112). Flying from Columbus to Ontario in March is currently the most expensive (average of $249). 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 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 março 5, 2026.
See what other customers who have flown with Southwest, Delta, and United Airlines from Columbus to Ontario have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
8.0
Entertainment
7.5
Overall
8.0
Boarding
8.1
Food
7.0
Crew
8.6
Reviews
1 / 20
8.0
ExcellentWalter,Aug 2025
OAK - SAN
Comfort
8.0
Entertainment
7.5
Overall
8.0
Boarding
8.1
Food
7.0
Crew
8.6
Reviews
1 / 20
8.0
ExcellentWalter,Aug 2025
OAK - SAN
Comfort
8.0
Entertainment
7.5
Overall
8.0
Boarding
8.1
Food
7.0
Crew
8.6
Reviews
1 / 20
8.0
ExcellentWalter,Aug 2025
OAK - SAN
Comfort
8.0
Entertainment
7.5
Overall
8.0
Boarding
8.1
Food
7.0
Crew
8.6
Reviews
1 / 20
8.0
ExcellentWalter,Aug 2025
OAK - SAN
Comfort
8.0
Entertainment
7.5
Overall
8.0
Boarding
8.1
Food
7.0
Crew
8.6
Reviews
1 / 20
8.0
ExcellentWalter,Aug 2025
OAK - SAN
Related info for your journey
Find useful and relevant information for your journey from Columbus to Ontario. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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
Complete your trip
Flights by cabin class
Ontario flight routes
Other flight options
Popular flights
Alternative routes for Columbus to Ontario
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Ontario by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Columbus to Ontario by cabin class
Find flights from Columbus to Ontario, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Other flights to Ontario
Explore flights to Ontario departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on março 5, 2026.
Columbus and Ontario flights
Browse other Columbus and Ontario flight options. Last updated on março 5, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 4 airlines flying from Columbus to Ontario
Discover the top 4 airlines that operate flights from Columbus 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 março 5, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$208 | Average$355 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$228 | Average$447 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$288 | Average$437 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$346 | Average$434 | FlexibilityNo cancel fee | On-time63% |