CLT - ONT

$119 Find Cheap Flights from Charlotte 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
$237
Typical prices: $378-$529
Delta
Tue 11/6Sun 11/11
CLT - ONT • 1 stop
Cheapest non-stop
$440
Typical prices: $430-$536
American Airlines
Thu 11/22Sat 12/1
CLT - ONT • Non-stop
Nonstop flights
You can fly direct with American Airlines. Average duration is 5h 14m
Direct flights
+1
Direct flights
+1
When to book
in advance
Our data shows that travelers who book at least 13 weeks in advance save around 27% compared to booking last minute.
Insights
Insights
When to travel
Cheapest • 17% price drop
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Cheapest • Avg $185 (round-trip)
Shortest trip • 6h 49m (one-way)
Insights
Insights
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We hope you love your trip to Ontario!

Cheap Flights from Charlotte to Ontario (CLT-ONT)

 

Cheap flights from Charlotte to Ontario with top airlines, updated regularly. Compare round-trip, one-way, direct and last-minute deals.

Fri, Nov 6 - Wed, Nov 11
Delta Logo
5:44 pm - 10:11 pmCLT  Charlotte Douglas-ONT Ontario
7h 27m1 stop Salt Lake City
Delta Logo
6:00 am - 4:32 pmONT  Ontario-CLT Charlotte Douglas
7h 32m1 stop Salt Lake City
$237Delta
Fri, Nov 6 - Sun, Nov 8
Delta Logo
5:44 pm - 10:11 pmCLT  Charlotte Douglas-ONT Ontario
7h 27m1 stop Salt Lake City
Delta Logo
6:00 am - 4:34 pmONT  Ontario-CLT Charlotte Douglas
7h 34m1 stop Salt Lake City
$237Delta
Thu, Nov 5 - Mon, Nov 9
Frontier Logo
4:47 pm - 10:42 amCLT  Charlotte Douglas-ONT Ontario
20h 55m1 stop Denver Intl
Frontier Logo
6:30 am - 3:56 pmONT  Ontario-CLT Charlotte Douglas
6h 26m1 stop Denver Intl
$270Frontier
Mon, Nov 2 - Sat, Nov 7
Frontier Logo
4:47 pm - 10:35 amCLT  Charlotte Douglas-ONT Ontario
20h 48m1 stop Denver Intl
Frontier Logo
11:52 am - 3:56 pmONT  Ontario-CLT Charlotte Douglas
25h 04m1 stop Denver Intl
$270Frontier
Wed, Nov 4 - Wed, Nov 11
United Airlines Logo
8:36 am - 12:33 pmCLT  Charlotte Douglas-ONT Ontario
6h 57m1 stop Denver Intl
United Airlines Logo
5:00 am - 8:54 pmONT  Ontario-CLT Charlotte Douglas
12h 54m2 stops Denver Intl Chicago O'Hare Intl
$287United Airlines
Tue, Nov 3 - Tue, Nov 10
United Airlines Logo
8:36 am - 12:33 pmCLT  Charlotte Douglas-ONT Ontario
6h 57m1 stop Denver Intl
United Airlines Logo
9:25 am - 11:59 pmONT  Ontario-CLT Charlotte Douglas
11h 34m2 stops San Francisco Washington, D.C. Dulles Intl
$312United Airlines
Wed, Nov 18 - Tue, Dec 1
Southwest Logo
11:00 am - 3:10 pmCLT  Charlotte Douglas-ONT Ontario
7h 10m1 stop Nashville Intl
Southwest Logo
5:55 am - 6:00 pmONT  Ontario-CLT Charlotte Douglas
9h 05m2 stops Phoenix Sky Harbor Intl Dallas Love Field
$330Southwest
Wed, Nov 18 - Tue, Dec 1
Southwest Logo
6:40 am - 2:40 pmCLT  Charlotte Douglas-ONT Ontario
11h 00m2 stops Nashville Intl Denver Intl
Southwest Logo
5:55 am - 6:00 pmONT  Ontario-CLT Charlotte Douglas
9h 05m2 stops Phoenix Sky Harbor Intl Dallas Love Field
$335Southwest
Sun, Nov 22 - Tue, Dec 1
American Airlines Logo
8:55 pm - 11:20 pmCLT  Charlotte Douglas-ONT Ontario
5h 25mnonstop
American Airlines Logo
10:30 pm - 5:58 amONT  Ontario-CLT Charlotte Douglas
4h 28mnonstop
$440American Airlines
Wed, Nov 25 - Sun, Nov 29
American Airlines Logo
8:55 pm - 11:20 pmCLT  Charlotte Douglas-ONT Ontario
5h 25mnonstop
American Airlines Logo
11:30 pm - 6:58 amONT  Ontario-CLT Charlotte Douglas
4h 28mnonstop
$440American Airlines

Price, demand and travel trends for Charlotte 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 Charlotte to Ontario?

Round-trip flights from Charlotte to Ontario typically range from $378 to $529. The lowest price found in the past 5 days was $237, on Delta.

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

Based on deals KAYAK users found in the last 12 months, Saturday is the cheapest day of the week to fly from Charlotte to Ontario. It’s 7% cheaper than the average day, while Sunday is the most expensive, with prices 17% higher.

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

•May and October are the cheapest months to fly from Charlotte to Ontario at $378 round-trip.
•September ($546) and December ($476) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 44% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are flights from Charlotte to Ontario the cheapest?

Flights from Charlotte to Ontario are cheapest 13 weeks before departure. Booking in this window typically costs about 27% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

Expert advice for your flight from Charlotte to Ontario

 
KAYAK teamed up with top travel experts to share the best tips for your journey.
Our travel experts
Jennifer Simonson

Jennifer Simonson

Expert on ONT

Jennifer Simonson is driven by her lifelong commitment to exploring the globe. Her insatiable curiosity had led her to immerse herself into diverse locations like Oklahoma City and Pismo. Her hotel recommendations are the result of the myriad hotels she's stayed at across her travels. Along her journey, she cherishes engaging conversations with locals, indulging in the finest ice cream, trying her hand at surfing, and embarking on nature-filled hikes.

Ramsey Qubein

Ramsey Qubein

Expert on CLT

An avid traveler and aviation expert who has visited 173 countries, all 50 states and seven continents, Ramsey Qubein flies nearly 400,000 miles a year. As a North Carolina-based freelance journalist for publications including Conde Nast Traveler, Forbes, USA Today and Bloomberg among others, he explores the latest trends in aviation, hospitality, cruises and business.

Key details for Charlotte to Ontario flights

Low season

September

Cheapest flight

$119
Beat the crowds with an average 58% drop in travelers.
The most popular month to fly with an average 48% increase in travelers.
One-way flight from Charlotte to Ontario

When to book flights from Charlotte to Ontario

Are your dates flexible? Find out the best times to travel from Charlotte 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 Charlotte to Ontario flight questions, answered

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

  • What are the earliest and latest flights from Charlotte to Ontario?

    These are the earliest and latest flight times available from Charlotte to Ontario:

    • Earliest: departs at 11:30 am and lands at 4:44 pm
    • Latest: departs at 8:55 pm and lands at 2:09 am.

    The flight takes about 5h 14m.

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

    Two cabin classes are available on flights from Charlotte to Ontario:

    • Economy Class
    • First Class

  • How long is a flight from Charlotte to Ontario?

    A nonstop flight from Charlotte to Ontario takes 5h 14m, covering 2,072 miles.

  • Do I need a passport to fly from Charlotte 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 Charlotte to Ontario flight?

    Round-trip flights from Charlotte to Ontario range from $378 to $529, with an average of $453 over the past 12 months. Anything below $378 counts as a good deal.

  • How expensive are last-minute Charlotte to Ontario flights?

    Last-minute fares on this route (booked within two weeks of departure) run 6% above the $453 route average. Book 13 weeks before departure for the lowest fares.

  • How much can I save by taking a layover when flying from Charlotte to Ontario?

    On this route, layover flights are cheaper than nonstop options on average. Layover fares average $185 round-trip via Las Vegas Harry Reid Intl (LAS), compared to $470 for nonstop.

  • What is the standard checked-bag allowance on flights from Charlotte to Ontario?

    There is no standard. Checked-bag policies vary by airline on this route. Most carriers charge $50–$100 for the first checked bag in economy. Premium fares and elite-status bookings typically include a free checked bag.

  • Which aircraft model is used most often on flights from Charlotte to Ontario?

    The Airbus A321-100/200 family is used most often on this route, operated mainly by American Airlines. Other aircraft seen on the route include Boeing 737 MAX 8 variants.

  • How are flight departures from Charlotte to Ontario spread across the day?

    Evening is the busiest departure period on Charlotte to Ontario flights, with 100% of flights leaving in that window. Morning departures account for 0%, afternoon flights for 0%, and night flights for 0%.

  • Have flight prices from Charlotte 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 $1,810. That means the highest observed fare was about 8x higher than the lowest one.

  • Which airlines offer Wi-Fi on Charlotte to Ontario flights?

    Two airlines offer in-flight Wi-Fi on Charlotte to Ontario flights:

    • American Airlines
    • JetBlue

    Pricing varies by airline and fare class. Some plans are included with the ticket or loyalty program; others are paid add-ons priced by flight length.

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

    One-way fares from Charlotte to Ontario are currently lower than usual. Average one-way flight prices are about $182, which is 26% 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 Charlotte to Ontario?

    Flights from Charlotte to Ontario usually depart from Charlotte Douglas (CLT) and arrive at Ontario (ONT).

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

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

    • Denver Intl (DEN) - 28% of one-stop connections
    • Dallas/Fort Worth (DFW) - 28% of one-stop connections
    • Atlanta Hartsfield-Jackson (ATL) - 12% of one-stop connections
    • Phoenix Sky Harbor Intl (PHX) - 11% of one-stop connections

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

    Yes. Flexible dates can save you up to 21% on flights from Charlotte to Ontario. Saturday is the cheapest departure day at $423 round-trip on average, while Sunday is the most expensive at $533, a difference of $110.

    Cheaper weekend fares like these are typical of routes dominated by weekday business travel.

  • What airlines fly from Charlotte to Ontario?

    Only American Airlines operates flights between Charlotte and Ontario.

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

    Flying via Atlanta Hartsfield-Jackson (ATL) gives the shortest average 1-stop total travel time at 6h 49m, compared with 6h 52m via Phoenix Sky Harbor Intl (PHX) and 7h 36m via Dallas Love Field (DAL).

  • What is the time difference between Charlotte and Ontario?

    Ontario is 3 hours behind Charlotte (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.

  • Which airlines offer extra legroom and free seat selection on Charlotte to Ontario flights?

    Among airlines operating Charlotte to Ontario flights:

    • American Airlines: offers free seat selection

    Extra legroom and free seat selection availability depends on fare class and route.

  • Which airlines include bags at no extra cost on Charlotte to Ontario flights?

    Here are some options for this route, based on selected ticket types and cabin classes:

    • American Airlines: a cabin bag in Economy Class class
    • JetBlue: a cabin bag in Economy Class class

    Bag allowance can vary by ticket type, cabin class, route and airline, so always check the fare details before booking.

Your guide to booking Charlotte 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 Saturday departure and avoid flying on Sunday. On this route, Saturday flights average $423, about $110 less than Sunday fares (21% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 13 weeks before you fly. On this route, that window historically saves about 27% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your Charlotte to Ontario trip for May. Fares historically average $378 round-trip in that month - typically $168 less than the most expensive month, which is September (based on the last 12 months).
  • If you have the time, taking a 1-stop flight through Las Vegas Harry Reid Intl Airport (LAS) can be cheaper than flying direct. The cheapest layover option averages $185 round-trip on this route - about $285 less than direct flights (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

Prefer to fly direct from Charlotte to Ontario?

 
Find which airlines fly direct from Charlotte Douglas Airport to Ontario Airport, which days they fly and book direct flights.

Direct departures

Charlotte Douglas to Ontario

Monday

American Airlines

American Airlines

Tuesday

American Airlines

American Airlines

Wednesday

American Airlines

American Airlines

Thursday

American Airlines

American Airlines

Friday

American Airlines

American Airlines

Saturday

American Airlines

American Airlines

Sunday

American Airlines

American Airlines

See more direct flights

Direct returns

Ontario to Charlotte Douglas

Monday

American Airlines

American Airlines

Tuesday

American Airlines

American Airlines

Wednesday

American Airlines

American Airlines

Thursday

American Airlines

American Airlines

Friday

American Airlines

American Airlines

Saturday

American Airlines

American Airlines

Sunday

American Airlines

American Airlines

See more direct flights

More options for your flight from Charlotte to Ontario

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