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CLT - ONT

$103 Find Cheap Flights from Charlotte to Ontario - Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$183
Typical prices: $357-$503
Frontier
Sun 11/4Fri 11/9
CLT - ONT • 2 stops
Cheapest non-stop
$373
Typical prices: $369-$500
American Airlines
Mon 11/5Wed 11/7
CLT - ONT • Non-stop
Nonstop flights
Every day
You can fly direct with American Airlines. Average duration is 5h 15m
Direct flights
+1
Direct flights
+1
When to travel
September
Cheapest • 18% price drop
June
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Las Vegas Harry Reid Intl (LAS)
Cheapest • Avg $185 (round-trip)
Phoenix Sky Harbor Intl (PHX)
Shortest trip • 6h 49m (one-way)
Insights
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Flight Deals

Cheap Flights from Charlotte to Ontario (CLT-ONT)

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

Recent round-trip flight deals from Charlotte to Ontario

Wed, Nov 4 - Mon, Nov 9
Frontier Logo
11:52 am - 10:35 amCLT  Charlotte Douglas-ONT Ontario
25h 43m2 stops Houston George Bush Intcntl Denver Intl
Frontier Logo
8:35 pm - 10:57 amONT  Ontario-CLT Charlotte Douglas
11h 22m2 stops Las Vegas Harry Reid Intl Houston George Bush Intcntl
$183Frontier
Wed, Nov 4 - Fri, Nov 6
Frontier Logo
11:52 am - 10:35 amCLT  Charlotte Douglas-ONT Ontario
25h 43m2 stops Houston George Bush Intcntl Denver Intl
Frontier Logo
8:35 pm - 10:57 amONT  Ontario-CLT Charlotte Douglas
11h 22m2 stops Las Vegas Harry Reid Intl Houston George Bush Intcntl
$201Frontier
Sun, Nov 1 - 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 12 - Wed, Nov 18
Delta Logo
6:31 am - 11:03 amCLT  Charlotte Douglas-ONT Ontario
7h 32m1 stop Atlanta Hartsfield-Jackson
Delta Logo
6:00 am - 4:32 pmONT  Ontario-CLT Charlotte Douglas
7h 32m1 stop Salt Lake City
$237Delta
Wed, Oct 28 - Sat, Oct 31
Multiple Airlines Logo
8:00 am - 11:51 pmCLT  Charlotte Douglas-ONT Ontario
18h 51m2 stops Minneapolis St Paul Denver Intl
Multiple Airlines Logo
10:00 am - 9:37 amONT  Ontario-CLT Charlotte Douglas
20h 37m3 stops Las Vegas Harry Reid Intl Houston George Bush Intcntl Orlando
$363Multiple Airlines
Tue, Oct 27 - Tue, Nov 3
American Airlines Logo
5:40 pm - 7:54 pmCLT  Charlotte Douglas-ONT Ontario
5h 14mnonstop
American Airlines Logo
10:30 pm - 6:02 amONT  Ontario-CLT Charlotte Douglas
4h 32mnonstop
$373American Airlines
Tue, Oct 27 - Sat, Oct 31
American Airlines Logo
5:40 pm - 7:54 pmCLT  Charlotte Douglas-ONT Ontario
5h 14mnonstop
American Airlines Logo
11:45 pm - 6:13 amONT  Ontario-CLT Charlotte Douglas
4h 28mnonstop
$373American Airlines
Wed, Oct 28 - Tue, Nov 3
Multiple Airlines Logo
8:00 am - 11:51 pmCLT  Charlotte Douglas-ONT Ontario
18h 51m2 stops Minneapolis St Paul Denver Intl
Multiple Airlines Logo
11:52 am - 5:05 pmONT  Ontario-CLT Charlotte Douglas
26h 13m3 stops Denver Intl Atlanta Hartsfield-Jackson Orlando
$391Multiple Airlines
Tue, Dec 15 - Wed, Dec 16
Southwest Logo
11:00 am - 3:10 pmCLT  Charlotte Douglas-ONT Ontario
7h 10m1 stop Nashville Intl
Southwest Logo
10:55 am - 9:20 pmONT  Ontario-CLT Charlotte Douglas
7h 25m1 stop Chicago Midway
$393Southwest
Mon, Dec 7 - Tue, Dec 8
Southwest Logo
6:40 am - 3:10 pmCLT  Charlotte Douglas-ONT Ontario
11h 30m1 stop Nashville Intl
Southwest Logo
11:25 am - 9:00 pmONT  Ontario-CLT Charlotte Douglas
6h 35m1 stop Nashville Intl
$398Southwest
Booking Insights

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 $357 to $503. The lowest price found in the past 5 days was $183, on Frontier.

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, Thursday is the cheapest day of the week to fly from Charlotte to Ontario. It’s 4% cheaper than the average day, while Sunday is the most expensive, with prices 15% higher.

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

•September is the cheapest month to fly from Charlotte to Ontario at $353 round-trip.
•December ($478) and March ($473) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 35% 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 in the last 2 weeks before departure, based on KAYAK prices tracked over the past 12 months. During this period, fares are 0% below average.

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Expert advice

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.

Read more
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.

Read more

Key details for Charlotte to Ontario flights

Low season

February

Cheapest flight

$103
Beat the crowds with an average 44% drop in travelers.
The most popular month to fly with an average 23% 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 4:45 pm
    • Latest: departs at 8:55 pm and lands at 2:10 am.

    The flight takes about 5h 15m.

  • 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 15m, 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 $357 to $503, with an average of $431 over the past 12 months. Anything below $357 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 0% above the $431 route average. Book 1 week 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 $442 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%.

  • 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 higher than usual. Average one-way flight prices are about $244, which is 7% above 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) - 36% of one-stop connections
    • Dallas/Fort Worth (DFW) - 24% of one-stop connections
    • Atlanta Hartsfield-Jackson (ATL) - 11% of one-stop connections
    • Phoenix Sky Harbor Intl (PHX) - 9% 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 17% on flights from Charlotte to Ontario. Thursday is the cheapest departure day at $416 round-trip on average, while Sunday is the most expensive at $496, a difference of $80.

    KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • 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 Phoenix Sky Harbor Intl (PHX) gives the shortest average 1-stop total travel time at 6h 49m, compared with 6h 56m via Atlanta Hartsfield-Jackson (ATL) and 7h 31m via Salt Lake City (SLC).

  • 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 Thursday departure and avoid flying on Sunday. On this route, Thursday flights average $416, about $80 less than Sunday fares (16% savings) based on the last 12 months.
  • If you can choose when to travel, plan your Charlotte to Ontario trip for September. Fares historically average $353 round-trip in that month - typically $125 less than the most expensive month, which is December (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 $257 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

Car rentals in Ontario
Hotels in Ontario
Vacations in Ontario