HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Ontario

$67+ Cheap flights from South Carolina 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 1/9. Fares are subject to change and may not be available on all flights or dates of travel.
CHS — ONT
Dec 7 — Dec 141
Sun 12/7
Sun 12/14
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from South Carolina 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 South Carolina to Ontario

Keep the following information in mind while searching for South Carolina to Ontario flight deals. Data was last updated November 7, 2025.

Most accurate provider

Mytrip
3 stars

Most trusted provider

Mytrip
3 stars

Round-trip from

$130
(CheapOair)

One-way from

$67
(Trip.com)

Popular in

December

Cheapest in

September

Average price

$426
Provider with most accurate pricing for Myrtle Beach Intl-Los Angeles flight deals.
Search Deals
Provider most trusted by Cheapflights users for Myrtle Beach Intl-Los Angeles flights.
Search Deals
From South Carolina to Ontario
Search Deals
One-way flight from South Carolina to Ontario
Search Deals
Highest demand for flights based on searches. 3% potential increase in price ($16 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($7 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

Find flight deals from South Carolina to Ontario

Cheapest flights from South Carolina to Ontario
Explore the most affordable flight options available from South Carolina to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 7, 2025.

This CheapOair deal was found by Cheapflights users on 11/5. 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.
Thu 12/113:07 pmCLT - ONT
1 stop28h 26mFrontier
Sat 1/107:30 amONT - CLT
1 stop24h 52mFrontier
Deal found 11/5$130
This CheapOair deal was found by Cheapflights users on 11/5. 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.
Fri 12/55:44 pmCLT - ONT
1 stop23h 41mFrontier
Sun 12/72:59 pmONT - CLT
1 stop27h 44mFrontier
Deal found 11/5$138
This CheapOair deal was found by Cheapflights users on 11/6. 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.
Sun 11/2310:16 pmCLT - ONT
1 stop12h 04mFrontier
Tue 11/253:21 pmONT - CLT
1 stop27h 06mFrontier
Deal found 11/6$144
This CheapOair deal was found by Cheapflights users on 11/6. 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.
Fri 12/125:44 pmCLT - ONT
1 stop23h 41mFrontier
Sun 12/142:59 pmONT - CLT
1 stop27h 44mFrontier
Deal found 11/6$146
This Booking.com deal was found by Cheapflights users on 11/5. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/75:44 pmCLT - ONT
1 stop23h 41mFrontier
Sat 12/133:20 pmONT - CLT
1 stop22h 29mFrontier
Deal found 11/5$160
This Kiwi.com deal was found by Cheapflights users on 11/6. 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.
Thu 12/43:07 pmCLT - ONT
1 stop28h 26mFrontier
Thu 12/117:33 pmONT - CLT
2 stops21h 27mFrontier
Deal found 11/6$203
This CheapOair deal was found by Cheapflights users on 11/5. 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.
Wed 11/2610:22 pmCLT - ONT
1 stop12h 28mFrontier
Sun 11/303:21 pmONT - CLT
1 stop28h 36mFrontier
Deal found 11/5$213
This CheapOair deal was found by Cheapflights users on 11/5. 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.
Sat 11/225:08 pmCLT - ONT
1 stop21h 20mFrontier
Sat 12/63:20 pmONT - CLT
1 stop22h 29mFrontier
Deal found 11/5$214
This Trip.com deal was found by Cheapflights users on 11/6. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/310:45 amCLT - ONT
2 stops27h 24mFrontier
Sun 12/72:59 pmONT - CLT
1 stop27h 44mFrontier
Deal found 11/6$215
This Kiwi.com deal was found by Cheapflights users on 11/5. 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.
Mon 12/110:16 pmCLT - ONT
1 stop16h 11mFrontier
Sat 12/136:15 amONT - CLT
2 stops31h 34mFrontier
Deal found 11/5$221
This CheapOair deal was found by Cheapflights users on 11/5. 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.
Mon 11/178:51 amCLT - ONT
1 stop12h 58mFrontier
Thu 11/2012:23 pmONT - CLT
1 stop25h 00mFrontier
Deal found 11/5$222
This Delta deal was found by Cheapflights users on 11/5. 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.
Mon 12/86:38 amCAE - ONT
1 stop7h 24mDelta
Wed 12/1710:25 pmONT - CAE
1 stop7h 52mDelta
Deal found 11/5$309

Cheapflights Fare Finder

 
Customize your flight search to find flights from South Carolina 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 November 7, 2025.
Use the filters below to find and compare flights from South Carolina to Ontario that are best for you.

Fly from

South Carolina

Fly to

Ontario

Route

Depart

Return

Price

CharlotteOntario

CLT - ONT

CLTONT

Charlotte Douglas

Thu 12/4

3:07 pm-4:33 pm

1 stop28h 26m

Ontario

Thu 12/11

7:33 pm-6:27 pm

1 stop19h 54m

$205

CharlotteOntario

CLT - ONT

CLTONT

Charlotte Douglas

Mon 1/5

12:17 pm-11:59 pm

1 stop14h 42m

Ontario

Sat 1/10

7:30 am-11:22 am

1 stop24h 52m

$274

CharlotteOntario

CLT - ONT

CLTONT

Charlotte Douglas

Sun 11/23

10:16 pm-7:20 am

1 stop12h 04m

Ontario

Tue 11/25

12:58 am-4:23 pm

1 stop12h 25m

$278

ColumbiaOntario

CAE - ONT

CAEONT

Columbia Metropolitan

Tue 12/9

6:38 am-11:02 am

1 stop7h 24m

Ontario

Wed 12/17

10:25 pm-9:17 am

1 stop7h 52m

$309

ColumbiaOntario

CAE - ONT

CAEONT

Columbia Metropolitan

Wed 12/10

5:44 pm-11:04 pm

1 stop8h 20m

Ontario

Tue 12/16

10:25 pm-9:17 am

1 stop7h 52m

$309

ColumbiaOntario

CAE - ONT

CAEONT

Columbia Metropolitan

Wed 12/10

6:38 am-11:02 am

1 stop7h 24m

Ontario

Wed 12/17

10:25 pm-10:12 am

1 stop8h 47m

$309

CharlotteOntario

CLT - ONT

CLTONT

Charlotte Douglas

Fri 11/21

5:16 pm-11:57 pm

1 stop9h 41m

Ontario

Sun 11/23

3:21 pm-9:27 pm

1 stop27h 06m

$317

CharlestonOntario

CHS - ONT

CHSONT

Charleston

Thu 1/1

6:00 am-10:00 am

1 stop7h 00m

Ontario

Tue 1/6

10:30 pm-9:19 am

1 stop7h 49m

$328

AugustaOntario

AGS - ONT

AGSONT

Augusta Bush Field

Sat 3/14

7:00 am-11:38 am

1 stop7h 38m

Ontario

Tue 3/17

10:30 pm-9:19 am

1 stop7h 49m

$331

SavannahOntario

SAV - ONT

SAVONT

Savannah/Hilton Head

Mon 11/24

7:06 pm-11:04 pm

1 stop6h 58m

Ontario

Wed 12/3

10:25 pm-9:43 am

1 stop8h 18m

$363

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/6

Showing 1-10 of 60 results
1
2
3
...
6

Best time to book a flight from South Carolina to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from South Carolina with our price prediction graph.
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 South Carolina to Ontario

What is the cheapest month to book a flight from South Carolina to Ontario?

Currently, May is the cheapest month in which you can book a flight from South Carolina to Ontario (average of $91). Flying from South Carolina to Ontario in February is currently the most expensive (average of $256). 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.

What is the cheapest time of day to fly from SC to ONT?

Find hourly flight availability from South Carolina to Ontario. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 7, 2025.

Unlike at noon, when flights are generally more expensive, you can save up to 14% on flights from South Carolina to Ontario by exploring options for tickets in the morning.

What is the cheapest day to fly from South Carolina to Ontario?

Use this chart to determine the cheapest time to fly round-trip from South Carolina to Ontario. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their South Carolina to Ontario flight should consider departing on Monday at noon when fares are most often at their lowest. Thursday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Related info for your journey

Find useful and relevant information for your journey from South Carolina to Ontario. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Ontario from South Carolina?

    Located just 3.1 mi from the city center, Ontario (ONT) is the airport most travelers will use when flying to Ontario from South Carolina.

  • How long is the flight from South Carolina to Ontario?

    There are many flights that can get you from South Carolina to Ontario in 7h 24m. Fly via Frontier, Delta, or American Airlines to get the fastest option. South Carolina and Ontario are separated by a distance of 2076 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from South Carolina to Ontario one-way?

    The cheapest airlines for a one-way flight from South Carolina to Ontario are Frontier ($67), Alaska Airlines ($179), and Delta ($190).

  • What are the most popular routes from South Carolina to Ontario?

    Most travelers choose Charlotte Douglas - Ontario, Charleston - Ontario or Columbia Metropolitan - Ontario when deciding on the best route from South Carolina to Ontario.

  • Can I find deals for flights from South Carolina to Ontario that include hotel bookings?

    Yes. In addition to deals on South Carolina to Ontario flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from South Carolina to Ontario?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from South Carolina to Ontario.

  • Can I find deals for business class flights from South Carolina to Ontario?

    Yes. Cheapflights offers flight deals from South Carolina to Ontario by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from South Carolina to Ontario?

    Currently, May is the cheapest month in which you can book a flight from South Carolina to Ontario (average of $91). Flying from South Carolina to Ontario in February is currently the most expensive (average of $256). 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.

See more FAQs

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 for South Carolina to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
John F Kennedy Intl to Los Angeles flights
John F Kennedy Intl to Las Vegas flights
Newark to Los Angeles flights
John F Kennedy Intl to San Francisco flights
San Francisco to Los Angeles flights
Dallas/Fort Worth to Las Vegas flights
Newark to Las Vegas flights
Seattle to Los Angeles flights
San Francisco to Las Vegas flights
O'Hare Intl to Las Vegas flights
Dallas/Fort Worth to Los Angeles flights
Seattle to Las Vegas flights
Newark to San Francisco flights
Ontario to San Francisco flights
LaGuardia to Los Angeles flights
Los Angeles to San Francisco flights
Santa Ana to San Francisco flights
San Francisco to Santa Ana flights
Dulles Intl to Las Vegas flights
San Francisco to Ontario flights
O'Hare Intl to Los Angeles flights
Denver to Las Vegas flights
Dallas/Fort Worth to San Francisco flights
Boston to Los Angeles flights
Reagan-National to Los Angeles flights
LaGuardia to Las Vegas flights
Boston to Las Vegas flights
Seattle to San Diego flights
Los Angeles to Las Vegas flights
Los Angeles to San Jose flights
Dulles Intl to Los Angeles flights
Minneapolis to Las Vegas flights
Reagan-National to Las Vegas flights
San Jose to Las Vegas flights
Seattle to Santa Ana flights
Seattle to San Francisco flights
Baltimore to Las Vegas flights
LaGuardia to San Francisco flights
Seattle to Ontario flights
Hobby to Las Vegas flights
Baltimore to Los Angeles flights
Atlanta to Las Vegas flights
Detroit to Las Vegas flights
Atlanta to Los Angeles flights
John F Kennedy Intl to San Diego flights
O'Hare Intl to San Francisco flights
Orlando to Las Vegas flights
Cleveland to Las Vegas flights
Burbank to Las Vegas flights
Minneapolis to Los Angeles flights

Top 3 airlines flying from South Carolina to Ontario

Discover the top 3 airlines that operate flights from South Carolina 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 November 7, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$267Average$438FlexibilityNo cancel feeOn-time71%
DeltaCheapest$296Average$439FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$426Average$601FlexibilityNo cancel feeOn-time63%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.