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South Carolina

$81+ Cheap flights from Ontario (ONT) to South Carolina

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 1/19. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — CHS
Dec 25 — Jan 11
Wed 12/25
Wed 1/1
1 adult, Economy
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Cheap flight deals from Ontario to South Carolina

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to South Carolina (USSC). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated December 20, 2024.

Round-trip from

$128
(Frontier)

One-way from

$81
(Mytrip)
From Ontario to South Carolina
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One-way flight from Ontario to South Carolina
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Find flight deals from Ontario to South Carolina

Cheapest flights from Ontario to South Carolina
Explore the most affordable flight options available from Ontario to South Carolina. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 20, 2024.

This Frontier deal was found by Cheapflights users on 12/20. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/3012:59 amONT - CLT
1 stop9h 20mFrontier
Fri 1/31:09 pmCLT - ONT
1 stop10h 10mFrontier
Deal found 12/20$294
This Delta deal was found by Cheapflights users on 12/19. 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.
Tue 12/246:52 amONT - CLT
1 stop7h 42mDelta
Wed 1/11:00 pmCLT - ONT
1 stop9h 41mDelta
Deal found 12/19$468
This American Airlines deal was found by Cheapflights users on 12/19. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/2411:59 pmONT - CLT
Nonstop4h 28mAmerican Airlines
Thu 1/21:59 pmCLT - ONT
1 stop7h 34mAmerican Airlines
Deal found 12/19$518
This Southwest deal was found by Cheapflights users on 12/19. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/248:35 amONT - CLT
2 stops8h 00mSouthwest
Thu 1/25:45 pmCLT - ONT
2 stops8h 50mSouthwest
Deal found 12/19$537
This Delta deal was found by Cheapflights users on 12/20. 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.
Fri 12/2710:29 pmONT - CHS
1 stop7h 59mDelta
Wed 1/16:40 amCHS - ONT
1 stop7h 06mDelta
Deal found 12/20$588
This Delta deal was found by Cheapflights users on 12/20. 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.
Sat 12/2110:29 pmONT - CAE
1 stop8h 47mDelta
Sun 12/296:00 amCAE - ONT
1 stop7h 46mDelta
Deal found 12/20$608
This American Airlines deal was found by Cheapflights users on 12/19. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/2812:59 amONT - GSP
1 stop7h 30mAmerican Airlines
Thu 1/95:32 pmGSP - ONT
1 stop9h 26mAmerican Airlines
Deal found 12/19$617
This United Airlines deal was found by Cheapflights users on 12/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/256:10 amONT - CLT
1 stop6h 22mUnited Airlines
Wed 1/18:07 amCLT - ONT
1 stop7h 33mUnited Airlines
Deal found 12/20$638
This Travelocity deal was found by Cheapflights users on 12/19. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/2312:59 amONT - CLT
1 stop9h 20mMultiple Airlines
Thu 1/211:01 amCLT - ONT
2 stops11h 56mMultiple Airlines
Deal found 12/19$671
This United Airlines deal was found by Cheapflights users on 12/19. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/256:10 amONT - SAV
1 stop8h 56mUnited Airlines
Thu 1/97:00 amSAV - ONT
3 stops16h 29mUnited Airlines
Deal found 12/19$781
This Southwest deal was found by Cheapflights users on 12/19. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/255:35 amONT - GSP
2 stops8h 35mSouthwest
Fri 1/35:05 pmGSP - ONT
2 stops9h 30mSouthwest
Deal found 12/19$781
This United Airlines deal was found by Cheapflights users on 12/19. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/296:30 pmONT - GSP
2 stops17h 19mUnited Airlines
Thu 1/96:35 amGSP - ONT
3 stops16h 54mUnited Airlines
Deal found 12/19$789

Find flights from Ontario to South Carolina within your budget

Customize your flight search to find flights from Ontario to South Carolina 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 December 20, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

OntarioCharlotte

ONT - CLT

ONTCLT

Ontario

Thu 1/16

6:45 am-6:15 pm

1 stop8h 30m

Charlotte Douglas

Thu 1/23

7:15 pm-11:47 pm

1 stop7h 32m

$128

OntarioCharleston

ONT - CHS

ONTCHS

Ontario

Sun 1/19

6:00 am-4:17 pm

1 stop7h 17m

Charleston

Wed 1/22

4:59 pm-9:57 pm

1 stop7h 58m

$292

OntarioCharlotte

ONT - CLT

ONTCLT

Ontario

Sat 1/18

7:05 am-6:16 pm

1 stop8h 11m

Charlotte Douglas

Sat 1/25

4:51 pm-10:52 pm

1 stop9h 01m

$296

OntarioColumbia

ONT - CAE

ONTCAE

Ontario

Tue 1/28

1:00 pm-11:39 pm

1 stop7h 39m

Columbia Metropolitan

Sat 2/1

4:00 pm-10:52 pm

1 stop9h 52m

$308

OntarioCharlotte

ONT - CLT

ONTCLT

Ontario

Tue 2/18

10:50 pm-6:07 am

Nonstop4h 17m

Charlotte Douglas

Fri 2/21

6:38 pm-9:02 pm

Nonstop5h 24m

$309

OntarioCharlotte

ONT - CLT

ONTCLT

Ontario

Thu 1/23

6:45 am-6:15 pm

1 stop8h 30m

Charlotte Douglas

Sun 1/26

11:19 am-10:13 pm

2 stops13h 54m

$313

OntarioCharleston

ONT - CHS

ONTCHS

Ontario

Fri 2/14

6:05 am-6:10 pm

1 stop9h 05m

Charleston

Fri 2/21

3:55 pm-10:16 pm

1 stop9h 21m

$328

OntarioCharlotte

ONT - CLT

ONTCLT

Ontario

Tue 1/21

6:15 am-5:10 pm

2 stops7h 55m

Charlotte Douglas

Tue 1/28

1:25 pm-9:45 pm

2 stops11h 20m

$338

OntarioFlorence

ONT - FLO

ONTFLO

Ontario

Thu 1/23

11:59 pm-2:01 pm

2 stops11h 02m

Florence

Sun 1/26

2:26 pm-11:58 pm

2 stops12h 32m

$338

OntarioColumbia

ONT - CAE

ONTCAE

Ontario

Mon 1/6

11:59 pm-2:00 pm

2 stops11h 01m

Columbia Metropolitan

Sat 1/11

4:03 pm-10:45 pm

1 stop9h 42m

$343

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/20

Showing 1-10 of 55 results
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Best time to book a flight from Ontario to South Carolina

Have a flexible travel schedule? Discover the best time to fly to South Carolina from Ontario 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.

Travel insights for flights from Ontario to South Carolina

Get recent, data-driven insights about flights from Ontario to South Carolina including ideal travel times, pricing trends, and more.

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

Currently, August is the cheapest month in which you can book a flight from Ontario to South Carolina (average of $217). Flying from Ontario to South Carolina in March is currently the most expensive (average of $335). 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 ONT to SC?

Find hourly flight availability from Ontario to South Carolina. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 20, 2024.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Ontario to South Carolina as you normally would.

Rainfall in South Carolina by month

Plan your trip to South Carolina by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in South Carolina ranges from 3.0 - 6.5 inches per month. July is typically the wettest month, when rainfall can reach 6.5 in. November is typically the driest time to visit South Carolina when rainfall is around 3.0 in.

Temperature in South Carolina by month

Plan your trip to South Carolina by taking into account the average temperature totals by month.

If weather is an important factor for your trip to South Carolina, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 78.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 44.6 F).

Reviews of airlines servicing South Carolina

Get insights into the airlines that provide service to South Carolina. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to South Carolina. Reviews last updated December 20, 2024.
See what other customers who have flown with Delta, American Airlines and United Airlines from Ontario to South Carolina have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,821 reviews

Crew

8.7

Food

7.2

Comfort

8.1

Overall

8.1

Entertainment

7.7

Boarding

8.2

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

Southwest
8.1
Very good
4,821 reviews
Southwest
8.1
Very good
4,821 reviews

Crew

8.7

Food

7.2

Comfort

8.1

Overall

8.1

Entertainment

7.7

Boarding

8.2

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

Alaska Airlines
8.0
Very good
9,547 reviews
Southwest
8.1
Very good
4,821 reviews

Crew

8.7

Food

7.2

Comfort

8.1

Overall

8.1

Entertainment

7.7

Boarding

8.2

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

Delta
8.0
Very good
8,601 reviews
Southwest
8.1
Very good
4,821 reviews

Crew

8.7

Food

7.2

Comfort

8.1

Overall

8.1

Entertainment

7.7

Boarding

8.2

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

United Airlines
7.4
Good
9,041 reviews
Southwest
8.1
Very good
4,821 reviews

Crew

8.7

Food

7.2

Comfort

8.1

Overall

8.1

Entertainment

7.7

Boarding

8.2

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

American Airlines
7.2
Good
10,000 reviews
Southwest
8.1
Very good
4,821 reviews

Crew

8.7

Food

7.2

Comfort

8.1

Overall

8.1

Entertainment

7.7

Boarding

8.2

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

Related info for your journey

Find useful and relevant information for your journey from Ontario to South Carolina. 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 from for flights from Ontario to South Carolina?

    Ontario (ONT), located 3.1 mi from the city center, is the airport you fly out of when you book flights from Ontario to South Carolina.

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

    To fly one-way, consider booking your trip with Frontier, which is currently one of the cheapest options available, starting at $81. Delta flights start at $148 while deals on American Airlines start at $155 one-way.

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

    When deciding which route to take from Ontario to South Carolina consider Ontario - Charlotte Douglas, Ontario - Charleston or Ontario - Greenville as they are the most popular.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Ontario to South Carolina 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 Ontario to South Carolina?

    Currently, August is the cheapest month in which you can book a flight from Ontario to South Carolina (average of $217). Flying from Ontario to South Carolina in March is currently the most expensive (average of $335). 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

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Alternative routes for Ontario to South Carolina

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Top 5 airlines flying from Ontario to South Carolina

Discover the top 5 airlines that operate flights from Ontario to South Carolina. 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 December 20, 2024.
AirlineCheapestAverageFlexibilityOn-time
Breeze AirwaysCheapest$266Average$316FlexibilityNo cancel feeOn-timeN/A
DeltaCheapest$296Average$477FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$297Average$485FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$334Average$474FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$342Average$459FlexibilityNo cancel feeOn-time63%
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