Cheap flights from Cincinnati to Ontario (CVG - ONT)

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The best prices from Cincinnati Cinci./N. Kentucky to Ontario are usually found in September or July, booked 42 days in advance, depart on a Monday or Tuesday and return on a Wednesday

How to find the cheapest flight from
Cincinnati (CVG) to Ontario (ONT)

All the information you need to plan the best CVG to ONT flight in 2021: compare Cincinnati to Ontario flight prices with the expected peak season, weather and rainfall in Ontario.
CVG - ONT
Price
$256 - $548
ONT
Temperature
53.6 - 78.8 °F
ONT
Precipitation
0.1 - 3.4 inches

Popular in

December

High demand for flights, 40% potential price rise

Cheapest in

September

Best time to find cheap flights, 23% potential price drop

Round-trip from

$256

From Cincinnati Cinci./N. Kentucky to Ontario

One-way from

$171

One-way flight from Cincinnati Cinci./N. Kentucky to Ontario

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
What is the cheapest day to fly round-trip from Cincinnati to Ontario?

Departing on a Sunday is a good option for securing a great price. You can expect to save up to 60% when planning your travel around this day of the week.

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

To save on the cost of your flight from Cincinnati to Ontario, book at least 61 days before your planned departure. Booking around this time can save you about 31% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $258 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $318.

When is the cheapest time to fly from Cincinnati to Ontario (CVG - ONT)?

A simple way to save on the total cost of your ticket is to fly from Cincinnati to Ontario in the morning. If you’re flexible enough to do this you can expect to save up to 21% on your trip compared to booking a flight in the afternoon.

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

The best pricing can be found in the month of September. Prices to Ontario from Cincinnati average $257. You can even find prices in September for less than $257, as users have found deals to Ontario from as low as $133. The month of December appears to be one of the more expensive times to travel to Ontario from Cincinnati. Flying in the targeted month can save you up to 45%.

Cheap flights from Cincinnati to Ontario in November, December 2021

The best prices found for CVG to ONT flights for November, December
11 Dec - 14 Dec
$128pp
CVG
Cincinnati Cinci./N. Kentucky
Frontier
 
1 STOP
ONT
Ontario
ONT
Ontario
Frontier
 
1 STOP
CVG
Cincinnati Cinci./N. Kentucky
4 Dec - 9 Dec
$142pp
CVG
Cincinnati Cinci./N. Kentucky
Frontier
 
1 STOP
ONT
Ontario
ONT
Ontario
Frontier
 
1 STOP
CVG
Cincinnati Cinci./N. Kentucky
2 Dec - 7 Dec
$155pp
CVG
Cincinnati Cinci./N. Kentucky
Frontier
 
1 STOP
ONT
Ontario
ONT
Ontario
Frontier
 
1 STOP
CVG
Cincinnati Cinci./N. Kentucky

Cincinnati Cinci./N. Kentucky to Ontario 2022 flight deals

Cheap flights to Ontario from Cincinnati found for next year
11 Dec - 14 Dec
$128pp
CVG
Cincinnati Cinci./N. Kentucky
Frontier
 
1 STOP
ONT
Ontario
ONT
Ontario
Frontier
 
1 STOP
CVG
Cincinnati Cinci./N. Kentucky
4 Dec - 9 Dec
$142pp
CVG
Cincinnati Cinci./N. Kentucky
Frontier
 
1 STOP
ONT
Ontario
ONT
Ontario
Frontier
 
1 STOP
CVG
Cincinnati Cinci./N. Kentucky
2 Dec - 7 Dec
$155pp
CVG
Cincinnati Cinci./N. Kentucky
Frontier
 
1 STOP
ONT
Ontario
ONT
Ontario
Frontier
 
1 STOP
CVG
Cincinnati Cinci./N. Kentucky

Last minute flights from Cincinnati to Ontario

Late deals on round-trip flights to Ontario from Cincinnati, departing today and this week
4 Dec - 9 Dec
$142pp
CVG
Cincinnati Cinci./N. Kentucky
Frontier
 
1 STOP
ONT
Ontario
ONT
Ontario
Frontier
 
1 STOP
CVG
Cincinnati Cinci./N. Kentucky
2 Dec - 7 Dec
$155pp
CVG
Cincinnati Cinci./N. Kentucky
Frontier
 
1 STOP
ONT
Ontario
ONT
Ontario
Frontier
 
1 STOP
CVG
Cincinnati Cinci./N. Kentucky
3 Dec - 9 Dec
$172pp
CVG
Cincinnati Cinci./N. Kentucky
Frontier
 
1 STOP
ONT
Ontario
ONT
Ontario
Frontier
 
1 STOP
CVG
Cincinnati Cinci./N. Kentucky

One-way flights to Ontario from Cincinnati

The cheapest one-way flights from Cincinnati to Ontario
1:00 pm - 5:35 pm
American Airlines
1 Stop
7h 35m
CVG - ONT
American Airlines
10:43 am - 6:52 pm
Delta
2 Stops
11h 09m
CVG - ONT
Delta
$176
Delta
3:00 am - 3:31 pm
Multiple Airlines
1 Stop
15h 31m
CVG - ONT
Multiple Airlines
$184
Kiwi.com

Related info for your journey

Useful info, stats and facts about <span class="emphasized">Cincinnati</span> to <span class="emphasized">Ontario</span> flights.

Flight FAQs

From Cincinnati to Ontario

Which airlines flying from Cincinnati Cinci./N. Kentucky to Ontario have flexible cancellations due to COVID-19?

American Airlines, United Airlines, and Delta are some of the carriers that may have flexible cancellation policies. You can use our site to filter for other airlines that may also have this kind of flexibility.

Can I find flights from Cincinnati to Ontario for under $200 on Cheapflights?

Yes, there are multiple flights from Cincinnati to Ontario for under $200. The cheapest flight booked recently is on Frontier for just $128, but on average you can expect to pay $162.

Are there last-minute flights available from Cincinnati to Ontario for under $200?

There are currently 20+ open flights from Cincinnati to Ontario within the next 7 days for less than $200.

What is the cheapest airline to fly from Cincinnati to Ontario round-trip?

According to our current data, Frontier ($128), offers the cheapest pricing from Cincinnati to Ontario. You may be able to fly from Cincinnati to Ontario for 61% less than the average price by searching for this airline.

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

To fly one-way, consider booking your trip with Frontier, which is currently one of the cheapest options available, starting at $70. American Airlines flights start at $157 while deals on United Airlines start at $162 one-way.

What are the most popular airlines that fly from Cincinnati to Ontario?

American Airlines, Delta and Frontier are the most popular airlines when flying from Cincinnati to Ontario.

What are the cheapest flights from Cincinnati to Ontario?

Looking at all options, your cheapest flight can be booked for $89. While the most popular route (Cincinnati Cinci./N. Kentucky - Ontario) can be booked for $197 on average our data indicates $230 when flying from Cincinnati to Ontario.

COVID Restrictions

View COVID Travel Restrictions for Ontario, CA

Do I need a COVID test to fly to Ontario from Cincinnati?

Information is based on travel restrictions for travel to Ontario within the United States

Most visitors from Cincinnati Cinci./N. Kentucky need to provide a negative COVID-19 test result and/or quarantine to enter Ontario.

COVID-19 testing requirements
Visitors from Cincinnati Cinci./N. Kentucky must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to Ontario.

Quarantine requirements
Visitors from Cincinnati Cinci./N. Kentucky are not required to quarantine after entering Ontario.

Do I need a test to fly back to Cincinnati from Ontario?

Returning to Cincinnati Cinci./N. Kentucky from Ontario

COVID-19 testing requirements
Visitors from Ontario must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to Cincinnati Cinci./N. Kentucky.

Quarantine requirements
Visitors from Ontario are not required to quarantine after entering Cincinnati Cinci./N. Kentucky.

Hide COVID Travel Restrictions for Ontario, CA

Alternative routes for Cincinnati to Ontario

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

Destination information for Ontario

Things to know before you go - useful duration and weather info for your trip from Cincinnati to Ontario.

Airports servicing Cincinnati

Airports servicing Ontario

Top 4 airlines flying from Cincinnati Cinci./N. Kentucky to Ontario

The chart below displays the airlines Cheapflights users traveling from Cincinnati to Ontario choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
Airline Cheapest Average Flexibility On-time COVID-19 safety
Frontier
$114 $295 No cancel fee 62%
United Airlines
$128 $358 No cancel fee 69%
American Airlines
$149 $514 No cancel fee 71%
Delta
$167 $389 No cancel fee N/A
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