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Cheap flights from Ontario to Charleston (ONT - CHS) from $152

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 7/4. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
ONT — CHS
Jun 12 — Jun 191
From?
To?
Wed 6/12
Wed 6/19
1 adult, Economy
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The best prices from Ontario to Charleston are usually found in September or January, booked 35 days in advance, depart on a Monday or Tuesday and return on a Saturday

Cheap flight deals from Ontario to Charleston

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Charleston (CHS). 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 June 7, 2024.

Popular in

November

Cheapest in

September

Average price

$494

Round-trip from

$236
High demand for flights, 41% potential price rise
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Best time to find cheap flights, 39% potential price drop
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Average for round-trip flights in June 2024
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From Ontario to Charleston
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What is the cheapest day to fly round-trip from Ontario to Charleston?

Flying to your destination on a Thursday can be more expensive, but this shouldn’t discourage you from finding affordable options to get to Charleston. Check prices with Cheapflights to find a great deal for your trip.

How far in advance should I book a flight from Ontario to Charleston?

To save on the cost of your flight from Ontario to Charleston, book at least 15 days before your planned departure. Booking around this time can save you about 62% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $248 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $412.

What is the cheapest month to fly from Ontario to Charleston?

September can be a great time to fly to Charleston from Ontario with a flight ticket averaging about $337. Cheapflights users have found deals in the month of September for as cheap as $89. The most expensive prices can be found in the month of March.

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

One of the essential ways to save on airfare from Ontario to Charleston is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight at noon could potentially save you up to 12% on airfare.

Cheap Ontario to Charleston flights in June & July 2024

Find cheap flight options from Ontario to Charleston specifically for the months of June and July 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 3,048,502 searches. Prices were last updated on June 7, 2024.
Check out some of the best flight deals from Ontario to Charleston in 2024. For more flight deals, be sure to check back very soon.
Mon 7/2211:47 pmONT - CHS
1 stop11h 58mJetBlue
Thu 7/253:50 pmCHS - ONT
1 stop9h 42mJetBlue
Deal found 6/6$276
Wed 7/2411:47 pmONT - CHS
1 stop11h 58mJetBlue
Fri 7/263:50 pmCHS - ONT
1 stop9h 42mJetBlue
Deal found 6/6$374
Fri 7/1210:00 pmONT - CHS
1 stop8h 32mDelta
Sat 7/205:30 amCHS - ONT
1 stop7h 43mDelta
Deal found 6/6$386
Fri 7/1210:36 pmONT - CHS
1 stop6h 54mAmerican Airlines
Sat 7/207:15 pmCHS - ONT
1 stop7h 34mAmerican Airlines
Deal found 6/7$396
Fri 7/127:18 pmONT - CHS
2 stops10h 12mAmerican Airlines
Sat 7/207:15 pmCHS - ONT
1 stop7h 34mAmerican Airlines
Deal found 6/7$401
Sat 7/1312:43 pmONT - CHS
1 stop6h 44mAmerican Airlines
Sat 7/207:15 pmCHS - ONT
1 stop7h 34mAmerican Airlines
Deal found 6/6$426
Fri 7/127:18 pmONT - CHS
2 stops10h 12mAmerican Airlines
Sat 7/207:15 pmCHS - ONT
1 stop7h 34mAmerican Airlines
Deal found 6/6$431
Wed 7/1011:59 pmONT - CHS
1 stop11h 46mJetBlue
Sat 7/133:50 pmCHS - ONT
1 stop9h 48mJetBlue
Deal found 6/6$455
Mon 7/112:49 pmONT - CHS
1 stop8h 26mAmerican Airlines
Wed 7/314:21 pmCHS - ONT
1 stop9h 39mAmerican Airlines
Deal found 6/6$496

Ontario to Charleston 2024 flight deals

Discover exclusive flight deals for travel between Ontario and Charleston in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 3,048,502 searches. Data last updated June 7, 2024.
Check out some of the best flight deals from Ontario to Charleston in 2024. For more flight deals, be sure to check back very soon.
Sun 8/1811:47 pmONT - CHS
1 stop11h 58mJetBlue
Wed 8/213:50 pmCHS - ONT
1 stop9h 42mJetBlue
Deal found 6/6$248
Mon 7/2211:47 pmONT - CHS
1 stop11h 58mJetBlue
Thu 7/253:50 pmCHS - ONT
1 stop9h 42mJetBlue
Deal found 6/6$276
Wed 7/2411:47 pmONT - CHS
1 stop11h 58mJetBlue
Fri 7/263:50 pmCHS - ONT
1 stop9h 42mJetBlue
Deal found 6/6$374
Fri 7/1210:00 pmONT - CHS
1 stop8h 32mDelta
Sat 7/205:30 amCHS - ONT
1 stop7h 43mDelta
Deal found 6/6$386
Fri 7/1210:36 pmONT - CHS
1 stop6h 54mAmerican Airlines
Sat 7/207:15 pmCHS - ONT
1 stop7h 34mAmerican Airlines
Deal found 6/7$396
Fri 7/127:18 pmONT - CHS
2 stops10h 12mAmerican Airlines
Sat 7/207:15 pmCHS - ONT
1 stop7h 34mAmerican Airlines
Deal found 6/7$401
Sat 7/1312:43 pmONT - CHS
1 stop6h 44mAmerican Airlines
Sat 7/207:15 pmCHS - ONT
1 stop7h 34mAmerican Airlines
Deal found 6/6$426
Wed 8/1411:47 pmONT - CHS
1 stop11h 58mJetBlue
Mon 8/193:50 pmCHS - ONT
1 stop9h 42mJetBlue
Deal found 6/5$427
Fri 7/127:18 pmONT - CHS
2 stops10h 12mAmerican Airlines
Sat 7/207:15 pmCHS - ONT
1 stop7h 34mAmerican Airlines
Deal found 6/6$431

Ontario to Charleston flights leaving soon

Find last-minute flight options from Ontario to Charleston for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 3,048,502 searches. Data last updated June 7, 2024.
Book one of these great deals on flights from Ontario to Charleston. Tip: verify your flight details before completing your reservation.
Thu 6/1311:59 pmONT - CHS
1 stop9h 28mAmerican Airlines
Wed 6/194:21 pmCHS - ONT
1 stop9h 38mAmerican Airlines
Deal found 6/5$537
Thu 6/137:26 pmONT - CHS
2 stops10h 04mAmerican Airlines
Wed 6/197:21 pmCHS - ONT
1 stop7h 38mAmerican Airlines
Deal found 6/5$542
Thu 6/136:30 amONT - CHS
2 stops9h 57mAmerican Airlines
Wed 6/194:21 pmCHS - ONT
2 stops8h 19mAmerican Airlines
Deal found 6/5$621
Sat 6/1511:59 pmONT - CHS
1 stop11h 45mJetBlue
Wed 6/193:19 pmCHS - ONT
1 stop10h 19mJetBlue
Deal found 6/6$658
Thu 6/1311:59 pmONT - CHS
1 stop11h 45mJetBlue
Tue 6/183:19 pmCHS - ONT
1 stop10h 19mJetBlue
Deal found 6/6$714
Thu 6/137:00 amONT - CHS
2 stops13h 32mDelta
Tue 6/184:15 pmCHS - ONT
1 stop9h 45mDelta
Deal found 6/5$731
Thu 6/136:30 amONT - CHS
2 stops9h 57mAmerican Airlines
Tue 6/184:21 pmCHS - ONT
2 stops8h 48mAmerican Airlines
Deal found 6/5$736
Mon 6/176:00 amONT - CHS
1 stop9h 31mAmerican Airlines
Sun 6/237:21 pmCHS - ONT
1 stop7h 38mAmerican Airlines
Deal found 6/7$766
Wed 6/1211:59 pmONT - CHS
1 stop11h 45mJetBlue
Sat 6/153:50 pmCHS - ONT
1 stop9h 48mJetBlue
Deal found 6/6$768

One-way flights to Charleston from Ontario

Search for one-way flight options from Ontario to Charleston. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 3,048,502 searches. Data last updated June 7, 2024.
Users in need of a one-way flight from Ontario to Charleston can choose from these deals. Those seeking round-trip flights from Ontario to Charleston should utilize the search form at the the top of the page.
Thu 7/44:31 pmONT - CHS
2 stops14h 40mAmerican Airlines
Deal found 6/6$152
Mon 10/1410:00 pmONT - CHS
1 stop8h 19mDelta
Deal found 6/6$188
Sat 9/76:35 amONT - CHS
2 stops9h 49mAmerican Airlines
Deal found 6/6$193
Thu 7/411:59 pmONT - CHS
1 stop7h 12mAmerican Airlines
Deal found 6/6$194
Sun 7/711:59 pmONT - CHS
1 stop9h 40mAmerican Airlines
Deal found 6/6$198
Wed 10/1611:30 amONT - CHS
1 stop9h 08mDelta
Deal found 6/6$208
Tue 8/611:47 pmONT - CHS
1 stop11h 58mJetBlue
Deal found 6/6$211
Fri 8/26:00 amONT - CHS
1 stop7h 28mUnited Airlines
Deal found 6/5$238
Fri 8/27:55 pmONT - CHS
2 stops14h 05mAlaska Airlines
Deal found 6/5$243

Find flights from Ontario to Charleston within your budget

Customize your flight search to find flights from Ontario to Charleston 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 3,048,502 searches. Data last updated June 7, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$248 - $489

Route

Depart

Return

Price

OntarioCharleston

ONT - CHS

ONTCHS

Ontario

Sun 8/18

1 stop11h 58m

Charleston

Wed 8/21

1 stop9h 42m

$248

OntarioCharleston

ONT - CHS

ONTCHS

Ontario

Mon 7/22

1 stop11h 58m

Charleston

Thu 7/25

1 stop9h 42m

$276

OntarioCharleston

ONT - CHS

ONTCHS

Ontario

Wed 7/24

1 stop11h 58m

Charleston

Fri 7/26

1 stop9h 42m

$374

OntarioCharleston

ONT - CHS

ONTCHS

Ontario

Fri 7/12

1 stop8h 32m

Charleston

Sat 7/20

1 stop7h 43m

$386

OntarioCharleston

ONT - CHS

ONTCHS

Ontario

Sat 7/13

1 stop6h 44m

Charleston

Sat 7/20

1 stop7h 34m

$426

OntarioCharleston

ONT - CHS

ONTCHS

Ontario

Fri 7/12

2 stops10h 12m

Charleston

Sat 7/20

1 stop7h 34m

$431

OntarioCharleston

ONT - CHS

ONTCHS

Ontario

Fri 8/9

1 stop7h 28m

Charleston

Fri 8/16

1 stop7h 28m

$476

OntarioCharleston

ONT - CHS

ONTCHS

Ontario

Fri 8/9

1 stop7h 28m

Charleston

Fri 8/16

2 stops13h 28m

$481

OntarioCharleston

ONT - CHS

ONTCHS

Ontario

Thu 9/5

1 stop8h 49m

Charleston

Sun 9/15

1 stop17h 20m

$489

Flights are sorted by cheapest first

Deals found on 6/6

How far ahead should I book a flight from Ontario to Charleston?

Use this chart to determine the optimal time to book a round-trip flight from Ontario to Charleston. Price data was last updated on May 31, 2024.
To ensure you get the cheapest price possible for a flight from Ontario to Charleston, you should look to book at least 35 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
Search Deals

What is the cheapest day to fly from Ontario to Charleston?

Use this chart to determine the cheapest time to fly round-trip from Ontario to Charleston. Price data was last updated on June 2, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Ontario to Charleston flight should consider departing on Wednesday evenings when fares are most often at their lowest. Thursday mornings flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Best time to book a flight from Ontario to Charleston

Have a flexible travel schedule? Discover the best time to fly to Charleston 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.

Temperature and rainfall in Charleston by month

Plan your trip to Charleston by taking into account the average temperature and rainfall totals by month.

CHS

Temperature

48.2 - 82.4 °F

If weather is an important factor for your trip to Charleston, 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 82.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 48.2 F).

Reviews of airlines servicing Charleston

Get insights into the airlines that provide service to Charleston. 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 Charleston. Reviews last updated June 7, 2024.
To help decide which airline to fly from Ontario to Charleston, see what other customers have to say about Delta, American Airlines and JetBlue. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.1
Very good
9,223 reviews

Comfort

7.9

Crew

8.6

Food

7.3

Entertainment

7.3

Overall

8.1

Boarding

8.2

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

Alaska Airlines
8.1
Very good
9,223 reviews
Alaska Airlines
8.1
Very good
9,223 reviews

Comfort

7.9

Crew

8.6

Food

7.3

Entertainment

7.3

Overall

8.1

Boarding

8.2

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

Delta
8.0
Very good
10,363 reviews
Alaska Airlines
8.1
Very good
9,223 reviews

Comfort

7.9

Crew

8.6

Food

7.3

Entertainment

7.3

Overall

8.1

Boarding

8.2

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

JetBlue
7.6
Good
4,307 reviews
Alaska Airlines
8.1
Very good
9,223 reviews

Comfort

7.9

Crew

8.6

Food

7.3

Entertainment

7.3

Overall

8.1

Boarding

8.2

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

United Airlines
7.4
Good
10,696 reviews
Alaska Airlines
8.1
Very good
9,223 reviews

Comfort

7.9

Crew

8.6

Food

7.3

Entertainment

7.3

Overall

8.1

Boarding

8.2

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

American Airlines
7.3
Good
14,226 reviews
Alaska Airlines
8.1
Very good
9,223 reviews

Comfort

7.9

Crew

8.6

Food

7.3

Entertainment

7.3

Overall

8.1

Boarding

8.2

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

Related info for your journey

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

  • Can I find flights from Ontario to Charleston for under $300 on Cheapflights?

    Yes, there are multiple flights from Ontario to Charleston for under $300. The cheapest flight booked recently is on JetBlue for just $248, but on average you can expect to pay $442.

  • Are there last-minute flights available from Ontario to Charleston for under $600?

    There are currently 19+ open flights from Ontario to Charleston within the next 7 days for less than $600.

  • What are the cheapest airlines flying from Ontario to Charleston round-trip?

    JetBlue, at $248, was found to be the cheapest airline from Ontario to Charleston.Alternate airlines to your destination round-trip include Delta and American Airlines. Users have found that JetBlue is 51% cheaper than the other options available to this destination.

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

    One-way options have recently been found by users for as low as $152 on American Airlines. Other airlines that offer cheap prices include Delta from $188 and JetBlue from $211 one-way.

  • What does ONT to CHS mean?

    These are just IATA (International Air Transport Association) codes. They are used in aviation to identify and differentiate airports. That’s why a Ontario Airport to Charleston Airport flight would often be abbreviated as a ONT to CHS flight.

  • Can I find deals for flights from Ontario to Charleston that include extra baggage allowance?

    The amount of baggage you can bring on your Ontario to Charleston flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Ontario to Charleston with specific airlines?

    Yes, Cheapflights allows you to browse and filter Ontario to Charleston flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

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

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

  • How can I find direct flights from Ontario to Charleston?

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

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

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

  • Can I find deals for flights from Ontario to Charleston that allow pets onboard?

    Many airlines flying from Ontario to Charleston offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Ontario to Charleston?

    Yes, you can often find last-minute deals on Ontario to Charleston flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Ontario to Charleston flight deals updated?

    The Ontario to Charleston flight deals you see on this page were last updated on 6/7.

  • What are the most popular airlines that fly from Ontario to Charleston?

    Before booking your flight from Ontario to Charleston check out the most popular airlines for this route: American Airlines, JetBlue or Delta.

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

    Currently, August is the cheapest month in which you can book a flight from Ontario to Charleston (average of $236). Flying from Ontario to Charleston in April is currently the most expensive (average of $318). 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 Charleston
See prices for flight routes from nearby airports that may be better suited for you.

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Top 5 airlines flying from Ontario to Charleston

Discover the top 5 airlines that operate flights from Ontario to Charleston. 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 3,048,502 searches. Data last updated June 7, 2024.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$109Average$248FlexibilityNo cancel feeOn-time62%
Breeze AirwaysCheapest$266Average$316FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$313Average$504FlexibilityNo cancel feeOn-time71%
DeltaCheapest$341Average$659FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$390Average$591FlexibilityNo cancel feeOn-time69%
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Dallas to Austin flights
Los Angeles to Rome flights
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Ontario to Cedar Rapids flights

Search flights from Ontario to Charleston by cabin class

Find flights from Ontario to Charleston, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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