Which airports can I use when flying from Cincinnati to Ontario?

Flights from Cincinnati to Ontario usually depart from Cincinnati Cinci./N. Kentucky (CVG) and arrive at Ontario (ONT).

What cabin classes can I book on flights from Cincinnati to Ontario?

Two cabin classes are available on flights from Cincinnati to Ontario: • Economy Class • First Class

Which airports do connecting flights from Cincinnati to Ontario pass through?

One-stop flights from Cincinnati to Ontario most commonly connect through: • Dallas/Fort Worth (DFW) - 31% of one-stop connections • Denver Intl (DEN) - 26% of one-stop connections • Salt Lake City (SLC) - 20% of one-stop connections • Las Vegas Harry Reid Intl (LAS) - 8% of one-stop connections

Can I save money by using flexible dates for flights from Cincinnati to Ontario?

Yes. Flexible dates can save you up to 32% on flights from Cincinnati to Ontario. Sunday is the cheapest departure day at $315 round-trip on average, while Thursday is the most expensive at $462, a difference of $147. Cheaper weekend fares like these are typical of routes dominated by weekday business travel.

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.

How long is a flight from Cincinnati to Ontario?

A nonstop flight from Cincinnati to Ontario takes 00m, covering 1,849 miles.

Do I need a passport to fly from Cincinnati 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.

Have flight prices from Cincinnati 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 $237 to $1,869. That means the highest observed fare was about 8x higher than the lowest one.

How are flight prices from Cincinnati to Ontario looking right now?

One-way fares from Cincinnati to Ontario are currently lower than usual. Average one-way flight prices are about $200, which is 11% below the typical average for this route.

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

Flying via Salt Lake City (SLC) gives the shortest average 1-stop total travel time at 6h 42m, compared with 6h 54m via Phoenix Sky Harbor Intl (PHX) and 7h 07m via Dallas/Fort Worth (DFW).

What is the time difference between Cincinnati and Ontario?

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

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

How much should I expect to pay for a Cincinnati to Ontario flight?

Round-trip flights from Cincinnati to Ontario range from $321 to $495, with an average of $402 over the past 12 months. Anything below $321 counts as a good deal.

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

Round-trip flights from Cincinnati to Ontario typically range from $321 to $495. The lowest price found in the past 5 days was $237, on Frontier.

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

Based on deals KAYAK users found in the last 12 months, Sunday is the cheapest day of the week to fly from Cincinnati to Ontario. It’s 22% cheaper than the average day, while Thursday is the most expensive, with prices 14% higher.

What’s the cheapest month to fly from Cincinnati to Ontario?

•September is the cheapest month to fly from Cincinnati to Ontario at $304 round-trip. •June ($516) and December ($485) are the most expensive months. •The price difference between flying in the cheapest and most expensive months is 69% on average. This is based on KAYAK aggregated and averaged internal data over the past 12 months.

Which airline is the cheapest to fly from Cincinnati to Ontario?

Frontier ($237) and American Airlines ($385) are the cheapest airlines to fly round-trip from Cincinnati to Ontario according to KAYAK data over the last 5 days.

What’s the most popular layover airport when flying from Cincinnati to Ontario?

Dallas/Fort Worth (DFW) is the most popular layover for the Cincinnati to Ontario route. 31% of KAYAK users who booked 1-stop round-trips over the past 3 months connected via DFW.

What is the cheapest layover airport when flying from Cincinnati to Ontario?

Flights via Las Vegas Harry Reid Intl (LAS) offer the most affordable fares, with an average round-trip price of $277. Based on KAYAK data over the past 3 months.

When flying from Cincinnati to Ontario which airport offers the shortest layover?

Salt Lake City (SLC) had the shortest average connection time for Cincinnati to Ontario layovers at 3h 52m over the past 3 months.

$109 CHEAP FLIGHTS from Cincinnati to Ontario (CVG - ONT)

Save 21% or more on flights. Compare deals from all over the web.

Never overpay with our price tracking tools.

Filter searches by price, airline and more to find your best flights.

Cheapest round-trip

$237

Typical prices: $321-$495

Frontier

Wed 10/24Wed 10/31

CVG - ONT • 1 stop

Cheapest one-way

$109

Typical prices: $147-$289

Frontier

Sun 10/28

CVG - ONT • 2 stops

Nonstop flights

Not available

There are currently no direct flights between Cincinnati and Ontario. You'll need to take a connecting flight to reach the destination.

Insights

When to travel

September

Cheapest • 24% price drop

November

Most popular

Good to know

Top layover airports

Las Vegas Harry Reid Intl (LAS)

Cheapest • Avg $277 (round-trip)

Salt Lake City (SLC)

Shortest trip • 6h 42m (one-way)

Insights

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We hope you love your trip to Ontario!

Flight Deals

Cheap Flights from Cincinnati to Ontario (CVG-ONT)

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

Round-trip

One-way

Last minute

Recent round-trip flight deals from Cincinnati to Ontario

Sat, Oct 24 - Sat, Oct 31

4:32 pm - 11:50 pmCVG Cincinnati Cinci./N. Kentucky-ONT Ontario

10h 18m1 stop Denver Intl

11:52 am - 10:19 amONT Ontario-CVG Cincinnati Cinci./N. Kentucky

19h 27m2 stops Denver Intl Atlanta Hartsfield-Jackson

$237Frontier

Sat, Oct 24 - Sat, Oct 31

4:32 pm - 11:50 pmCVG Cincinnati Cinci./N. Kentucky-ONT Ontario

10h 18m1 stop Denver Intl

11:52 am - 10:19 amONT Ontario-CVG Cincinnati Cinci./N. Kentucky

19h 27m2 stops Denver Intl Atlanta Hartsfield-Jackson

$238Frontier

Fri, Oct 16 - Wed, Oct 28

4:32 pm - 10:29 amCVG Cincinnati Cinci./N. Kentucky-ONT Ontario

20h 57m1 stop Denver Intl

5:07 pm - 4:47 pmONT Ontario-CVG Cincinnati Cinci./N. Kentucky

20h 40m1 stop Las Vegas Harry Reid Intl

$322Multiple Airlines

Thu, Oct 22 - Thu, Oct 29

8:34 pm - 10:29 amCVG Cincinnati Cinci./N. Kentucky-ONT Ontario

16h 55m1 stop Denver Intl

2:13 pm - 9:09 pmONT Ontario-CVG Cincinnati Cinci./N. Kentucky

27h 56m1 stop Seattle/Tacoma Intl

$347Multiple Airlines

Tue, Jan 5 - Sat, Jan 9

7:28 am - 12:41 pmCVG Cincinnati Cinci./N. Kentucky-ONT Ontario

8h 13m1 stop Phoenix Sky Harbor Intl

6:00 am - 4:16 pmONT Ontario-CVG Cincinnati Cinci./N. Kentucky

7h 16m1 stop Dallas/Fort Worth

$385American Airlines

Mon, Feb 8 - Mon, Feb 22

6:00 am - 11:55 amCVG Cincinnati Cinci./N. Kentucky-ONT Ontario

8h 55m1 stop Dallas/Fort Worth

11:59 pm - 10:54 amONT Ontario-CVG Cincinnati Cinci./N. Kentucky

7h 55m1 stop Dallas/Fort Worth

$385American Airlines

Tue, Oct 20 - Tue, Oct 27

7:30 pm - 11:55 pmCVG Cincinnati Cinci./N. Kentucky-ONT Ontario

7h 25m1 stop Salt Lake City

1:35 pm - 11:15 pmONT Ontario-CVG Cincinnati Cinci./N. Kentucky

6h 40m1 stop Salt Lake City

$385Delta

Sat, Oct 24 - Tue, Nov 3

6:20 pm - 10:11 pmCVG Cincinnati Cinci./N. Kentucky-ONT Ontario

6h 51m1 stop Salt Lake City

6:00 am - 3:24 pmONT Ontario-CVG Cincinnati Cinci./N. Kentucky

6h 24m1 stop Salt Lake City

$385Delta

Sat, Dec 19 - Wed, Dec 30

4:09 pm - 10:38 pmCVG Cincinnati Cinci./N. Kentucky-ONT Ontario

9h 29m1 stop Chicago O'Hare Intl

11:52 pm - 9:25 amONT Ontario-CVG Cincinnati Cinci./N. Kentucky

6h 33m1 stop Chicago O'Hare Intl

$461United Airlines

Sat, Oct 31 - Tue, Nov 3

7:00 am - 12:29 pmCVG Cincinnati Cinci./N. Kentucky-ONT Ontario

8h 29m1 stop San Francisco

1:29 pm - 10:40 pmONT Ontario-CVG Cincinnati Cinci./N. Kentucky

6h 11m1 stop Denver Intl

$500United Airlines

Recent last minute flight deals from Cincinnati to Ontario

Thu, Oct 1 - Thu, Oct 15

5:16 pm - 11:47 pmCVG Cincinnati Cinci./N. Kentucky-ONT Ontario

9h 31m1 stop Denver Intl

6:15 am - 7:29 pmONT Ontario-CVG Cincinnati Cinci./N. Kentucky

10h 14m1 stop Denver Intl

$469Frontier

Mon, Oct 5 - Thu, Oct 8

5:16 pm - 11:47 pmCVG Cincinnati Cinci./N. Kentucky-ONT Ontario

9h 31m1 stop Denver Intl

8:35 pm - 6:04 amONT Ontario-CVG Cincinnati Cinci./N. Kentucky

6h 29m1 stop Las Vegas Harry Reid Intl

$474Frontier

Fri, Oct 2 - Mon, Oct 5

5:53 am - 12:06 pmCVG Cincinnati Cinci./N. Kentucky-ONT Ontario

9h 13m2 stops Charlotte Douglas Phoenix Sky Harbor Intl

1:05 pm - 10:10 pmONT Ontario-CVG Cincinnati Cinci./N. Kentucky

6h 05m1 stop Phoenix Sky Harbor Intl

$926American Airlines

Sat, Oct 3 - Sat, Oct 10

12:43 pm - 7:04 amCVG Cincinnati Cinci./N. Kentucky-ONT Ontario

21h 21m3 stops Atlanta Hartsfield-Jackson Chicago O'Hare Intl Las Vegas Harry Reid Intl

5:33 pm - 6:07 pmONT Ontario-CVG Cincinnati Cinci./N. Kentucky

21h 34m2 stops Dallas/Fort Worth Minneapolis St Paul

$926Multiple Airlines

Fri, Oct 2 - Mon, Oct 5

5:53 am - 12:06 pmCVG Cincinnati Cinci./N. Kentucky-ONT Ontario

9h 13m2 stops Charlotte Douglas Phoenix Sky Harbor Intl

1:05 pm - 12:56 amONT Ontario-CVG Cincinnati Cinci./N. Kentucky

8h 51m2 stops Phoenix Sky Harbor Intl Chicago O'Hare Intl

$931American Airlines

Fri, Oct 2 - Mon, Oct 5

10:50 am - 10:51 pmCVG Cincinnati Cinci./N. Kentucky-ONT Ontario

15h 01m2 stops Chicago O'Hare Intl San Francisco

4:03 pm - 9:20 amONT Ontario-CVG Cincinnati Cinci./N. Kentucky

14h 17m2 stops San Francisco Chicago O'Hare Intl

$959United Airlines

Wed, Sep 30 - Sat, Oct 3

9:00 am - 9:59 pmCVG Cincinnati Cinci./N. Kentucky-ONT Ontario

15h 59m2 stops Chicago O'Hare Intl Houston George Bush Intcntl

8:03 am - 11:59 pmONT Ontario-CVG Cincinnati Cinci./N. Kentucky

12h 56m2 stops San Francisco Chicago O'Hare Intl

$959United Airlines

Thu, Oct 1 - Sun, Oct 4

10:30 am - 7:03 pmCVG Cincinnati Cinci./N. Kentucky-ONT Ontario

11h 33m2 stops Chicago O'Hare Intl Seattle/Tacoma Intl

6:56 pm - 9:24 amONT Ontario-CVG Cincinnati Cinci./N. Kentucky

11h 28m2 stops Seattle/Tacoma Intl Chicago O'Hare Intl

$1,168Alaska Airlines

Thu, Oct 1 - Thu, Oct 1

6:00 am - 11:09 amCVG Cincinnati Cinci./N. Kentucky-ONT Ontario

8h 09m1 stop Atlanta Hartsfield-Jackson

10:00 pm - 8:55 amONT Ontario-CVG Cincinnati Cinci./N. Kentucky

7h 55m1 stop Atlanta Hartsfield-Jackson

$1,428Delta

Thu, Oct 1 - Thu, Oct 1

6:17 am - 12:14 pmCVG Cincinnati Cinci./N. Kentucky-ONT Ontario

8h 57m2 stops Detroit Metropolitan Wayne County Salt Lake City

10:00 pm - 8:55 amONT Ontario-CVG Cincinnati Cinci./N. Kentucky

7h 55m1 stop Atlanta Hartsfield-Jackson

$1,987Delta

Booking Insights

Price, demand and travel trends for Cincinnati to Ontario flights

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

Prices

Airlines

Layovers

How much is a round-trip flight from Cincinnati to Ontario? This analysis is based on the cheapest round-trip price found on KAYAK in the last 12 months by searching for a flight from Cincinnati to Ontario departing in october.
What's the cheapest day of the week to fly from Cincinnati to Ontario?: Based on deals KAYAK users found in the last 12 months, Sunday is the cheapest day of the week to fly from Cincinnati to Ontario. It’s 22% cheaper than the average day, while Thursday is the most expensive, with prices 14% higher.
What’s the cheapest month to fly from Cincinnati to Ontario? KAYAK internal proprietary data takes all prices for each month over the last 12 months for round-trip flights from Cincinnati to Ontario, removes the top 0.1% to account for outliers and then takes the median of all values for each month.: •September is the cheapest month to fly from Cincinnati to Ontario at $304 round-trip.
•June ($516) and December ($485) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 69% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

Find deals

Low season	August
High season	November
Cheapest flight	$109

Beat the crowds with an average 49% drop in travelers.

One-way flight from Cincinnati to Ontario

When to book flights from Cincinnati to Ontario

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

Estimated round-trip price

KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

What cabin classes can I book on flights from Cincinnati to Ontario?
Two cabin classes are available on flights from Cincinnati to Ontario:

• Economy Class
• First Class
How long is a flight from Cincinnati to Ontario?
A nonstop flight from Cincinnati to Ontario takes 00m, covering 1,849 miles.
Do I need a passport to fly from Cincinnati 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 Cincinnati to Ontario flight?
Round-trip flights from Cincinnati to Ontario range from $321 to $495, with an average of $402 over the past 12 months. Anything below $321 counts as a good deal.
Have flight prices from Cincinnati 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 $237 to $1,869. That means the highest observed fare was about 8x higher than the lowest one.
How are flight prices from Cincinnati to Ontario looking right now?
One-way fares from Cincinnati to Ontario are currently lower than usual. Average one-way flight prices are about $200, which is 11% 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 Cincinnati to Ontario?
Flights from Cincinnati to Ontario usually depart from Cincinnati Cinci./N. Kentucky (CVG) and arrive at Ontario (ONT).
Which airports do connecting flights from Cincinnati to Ontario pass through?
One-stop flights from Cincinnati to Ontario most commonly connect through:

• Dallas/Fort Worth (DFW) - 31% of one-stop connections
• Denver Intl (DEN) - 26% of one-stop connections
• Salt Lake City (SLC) - 20% of one-stop connections
• Las Vegas Harry Reid Intl (LAS) - 8% of one-stop connections
Can I save money by using flexible dates for flights from Cincinnati to Ontario?
Yes. Flexible dates can save you up to 32% on flights from Cincinnati to Ontario. Sunday is the cheapest departure day at $315 round-trip on average, while Thursday is the most expensive at $462, a difference of $147.

Cheaper weekend fares like these are typical of routes dominated by weekday business travel.
How much time can I save by choosing a different layover airport from Cincinnati to Ontario?
Flying via Salt Lake City (SLC) gives the shortest average 1-stop total travel time at 6h 42m, compared with 6h 54m via Phoenix Sky Harbor Intl (PHX) and 7h 07m via Dallas/Fort Worth (DFW).
What is the time difference between Cincinnati and Ontario?
Ontario is 3 hours behind Cincinnati (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.

If your dates are flexible, aim for a Sunday departure and avoid flying on Thursday. On this route, Sunday flights average $315, about $147 less than Thursday fares (32% savings) based on the last 12 months.
If you can choose when to travel, plan your Cincinnati to Ontario trip for September. Fares historically average $304 round-trip in that month - typically $212 less than the most expensive month, which is June (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 Cincinnati to Ontario

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CVG - ONT

$109 Find Cheap Flights from Cincinnati to Ontario - Compare and Save

Everything you should know

Cheap Flights from Cincinnati to Ontario (CVG-ONT)

Recent round-trip flight deals from Cincinnati to Ontario

Recent one-way flight deals from Cincinnati to Ontario

Recent last minute flight deals from Cincinnati to Ontario

Price, demand and travel trends for Cincinnati to Ontario flights

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

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

What’s the cheapest month to fly from Cincinnati to Ontario?

Which airline is the cheapest to fly from Cincinnati to Ontario?

What’s the most popular layover airport when flying from Cincinnati to Ontario?

What is the cheapest layover airport when flying from Cincinnati to Ontario?

When flying from Cincinnati to Ontario which airport offers the shortest layover?

Key details for Cincinnati to Ontario flights

Low season

High season

Cheapest flight

When to book flights from Cincinnati to Ontario

Your Cincinnati to Ontario flight questions, answered

Your guide to booking Cincinnati to Ontario flights

More options for your flight from Cincinnati to Ontario

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

Information on your arrival and departure airports

Cabin class types available on flights from Cincinnati to Ontario

Find direct flights to and from Cincinnati and Ontario

Flights from domestic origins to Ontario

Flights to other popular destinations

Find deals for your return flight