Cheap flights from Charleston to Ontario (CHS - ONT) from $119

This is the cheapest one-way flight price, found on 11/28. Prices may vary by date and flight preferences.
CHS — ONT
Dec 4 — Dec 111

The best prices from Charleston to Ontario are usually found in October or February, booked 21 days in advance, depart on a Tuesday or Wednesday and return on a Friday

Flights from Ontario to Charleston

How to find the cheapest flight from Charleston (CHS) to Ontario (ONT)

Discover tips and strategies to find the most affordable flight options for your journey from Charleston (CHS) to Ontario (ONT). 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 November 29, 2023.

Popular in

December

Cheapest in

October

Round-trip from

$217

One-way from

$204
High demand for flights, 27% potential price rise
Best time to find cheap flights, 38% potential price drop
From Charleston to Ontario
One-way flight from Charleston to Ontario

CHS - LAX

Price

$217 - $467

LAX

Temperature

57.2 - 73.4 °F

LAX

Rainfall

0 - 3.4 inches

What is the cheapest day to fly round-trip from Charleston to Ontario?

Users have found that flying from Charleston to Ontario on a Sunday typically leans towards higher prices. However, this doesn’t mean you still can’t find a deal. Flexibility with other aspects of your flight can still land a great price for your trip.

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

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 51 days in advance, which can save you up to 122% on flights from Charleston to Ontario compared to booking the week you need them. Waiting 51 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $245. For sooner than that we have options available in the next 3 days from $378.

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

September is one of the best times of the year to fly to Ontario from Charleston. Prices for September average $289 per person but you can even find prices for as low as $126. The most expensive prices can be found in the month of December. Opting for a September flight can save you 23% on your journey compared to booking in December

When is the cheapest time to fly from Charleston to Ontario (CHS - ONT)?

It’s typically best to fly out from Charleston to Ontario in the afternoon. Doing so could potentially save you 17% on the flight price compared to flying in the evening, which is usually more expensive.

Cheap JetBlue flights from Charleston to Ontario

Explore cheap flight options specifically provided by JetBlue for the route between Charleston and Ontario. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,945,590 searches. Data last updated November 29, 2023.
Find some of the cheapest JetBlue flights traveling from Charleston to Ontario. Deals update often to give you more flight options matching your criteria

Cheap Alaska Airlines flights from Charleston to Ontario

Explore cheap flight options specifically provided by Alaska Airlines for the route between Charleston and Ontario. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,945,590 searches. Data last updated November 29, 2023.
Take a gander at the lowest prices we've found on Alaska Airlines flights from Charleston to Ontario. Deals frequently update to provide users with more options.

Cheap Charleston to Ontario flights in November & December 2023

Find cheap flight options from Charleston to Ontario specifically for the months of November and December 2023. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,945,590 searches. Prices were last updated on November 29, 2023.
These are some of the most attractive deals on flights from Charleston to Ontario in 2023. Check back in a little while for more flight options.

Charleston to Ontario 2023 flight deals

Discover exclusive flight deals for travel between Charleston and Ontario in 2023. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,945,590 searches. Data last updated November 29, 2023.
These are some of the most attractive deals on flights from Charleston to Ontario in 2023. Check back in a little while for more flight options.

One-way flights to Ontario from Charleston

Search for one-way flight options from Charleston to Ontario. 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 2,945,590 searches. Data last updated November 29, 2023.
Take a look at some of the one-way flights we've detected from Charleston to Ontario. Users in need of a round-trip flight from Charleston to Ontario instead should update the search form at the top of page.

Find flights from Charleston to Ontario within your budget

Customize your flight search to find flights from Charleston 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 2,945,590 searches. Data last updated November 29, 2023.

Fly from

Any airport

Fly to

Any airport

Budget

$256 - $588

Route

Depart

Return

Price

CharlestonOntario

CHS - ONT

CHSONT

Charleston

Sun 12/31

1 stop22h 18m

Ontario

Thu 1/4

1 stop13h 31m

$256

CharlestonOntario

CHS - ONT

CHSONT

Charleston

Wed 1/10

1 stop10h 35m

Ontario

Sun 1/14

1 stop11h 37m

$308

CharlestonOntario

CHS - ONT

CHSONT

Charleston

Fri 1/5

1 stop8h 26m

Ontario

Sun 1/7

1 stop7h 25m

$361

CharlestonOntario

CHS - ONT

CHSONT

Charleston

Mon 1/8

2 stops12h 53m

Ontario

Wed 1/10

2 stops14h 18m

$370

CharlestonOntario

CHS - ONT

CHSONT

Charleston

Fri 1/5

1 stop23h 40m

Ontario

Tue 1/9

1 stop27h 41m

$375

CharlestonOntario

CHS - ONT

CHSONT

Charleston

Sun 1/14

1 stop10h 36m

Ontario

Fri 1/19

1 stop11h 37m

$384

CharlestonOntario

CHS - ONT

CHSONT

Charleston

Fri 1/5

1 stop21h 09m

Ontario

Tue 1/9

2 stops45h 21m

$414

CharlestonOntario

CHS - ONT

CHSONT

Charleston

Wed 1/10

1 stop7h 21m

Ontario

Sun 1/14

2 stops12h 49m

$424

CharlestonOntario

CHS - ONT

CHSONT

Charleston

Thu 3/21

1 stop7h 47m

Ontario

Sun 3/31

1 stop7h 39m

$588

Flights are sorted by cheapest first

Deals found on 11/28

Reviews of airlines servicing Ontario

Get insights into the airlines that provide service to Ontario. 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 Ontario. Reviews last updated November 29, 2023.
Get a feel of what it's like to fly with JetBlue, Alaska Airlines and United Airlines from Charleston to Ontario by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.0
Very good
1,399 reviews

Boarding

8.3

Food

7.2

Crew

8.6

Entertainment

7.2

Comfort

8.0

Overall

8.0

Reviews

1 / 10

It wasn't nice I was close to choked with with very little and very dry snak they didn't offer water till and hr after

8.0
Very good
1,399 reviews
8.0
Very good
1,399 reviews

Boarding

8.3

Food

7.2

Crew

8.6

Entertainment

7.2

Comfort

8.0

Overall

8.0

Reviews

1 / 10

It wasn't nice I was close to choked with with very little and very dry snak they didn't offer water till and hr after

7.9
Good
3,035 reviews
8.0
Very good
1,399 reviews

Boarding

8.3

Food

7.2

Crew

8.6

Entertainment

7.2

Comfort

8.0

Overall

8.0

Reviews

1 / 10

It wasn't nice I was close to choked with with very little and very dry snak they didn't offer water till and hr after

7.4
Good
1,897 reviews
8.0
Very good
1,399 reviews

Boarding

8.3

Food

7.2

Crew

8.6

Entertainment

7.2

Comfort

8.0

Overall

8.0

Reviews

1 / 10

It wasn't nice I was close to choked with with very little and very dry snak they didn't offer water till and hr after

7.2
Good
2,645 reviews
8.0
Very good
1,399 reviews

Boarding

8.3

Food

7.2

Crew

8.6

Entertainment

7.2

Comfort

8.0

Overall

8.0

Reviews

1 / 10

It wasn't nice I was close to choked with with very little and very dry snak they didn't offer water till and hr after

7.2
Good
782 reviews
8.0
Very good
1,399 reviews

Boarding

8.3

Food

7.2

Crew

8.6

Entertainment

7.2

Comfort

8.0

Overall

8.0

Reviews

1 / 10

It wasn't nice I was close to choked with with very little and very dry snak they didn't offer water till and hr after

Related info for your journey

Find useful and relevant information for your journey from Charleston to Ontario. 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 Charleston to Ontario for under $300 on Cheapflights?

Yes, there are multiple flights from Charleston to Ontario for under $300. The cheapest flight booked recently is on Multiple Airlines for just $256, but on average you can expect to pay $450.

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

Flying on JetBlue is currently your cheapest option to Ontario, with prices starting at $308. Additional round-trip tickets that might be worth considering are offered by Delta and Alaska Airlines, with the lowest prices starting at $361 and $375, respectively. JetBlue is currently priced 37% below the average price you’ll pay for this route.

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

$119 is the cheapest one-way deal found within the past few days, from JetBlue. You may also be able to find cheap deals on Alaska Airlines and United Airlines, with prices starting from $208 and $235, respectively.

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

What does CHS to ONT mean?

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

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 Charleston to Ontario
See prices for flight routes from nearby airports that may be better suited for you.

Top 3 airlines flying from Charleston to Ontario

Discover the top 3 airlines that operate flights from Charleston 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 2,945,590 searches. Data last updated November 29, 2023.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$236Average$483FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
DeltaCheapest$368Average$455FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Breeze AirwaysCheapest$575Average$640FlexibilityNo cancel feeOn-timeN/A
Search Breeze Airways flights

Search flights to Ontario by cabin class

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Charleston to Ontario?

Cheapflights helps you search for flights from Charleston to Ontario via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Charleston to Ontario?

Cheapflights simply makes it quick and affordable to book flights from Charleston to Ontario by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Charleston to Ontario with no change fees?

Need flexible booking options for your flight to Ontario from Charleston? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Charleston to Ontario become cheaper?

Of course! You can now track prices for flights from Charleston to Ontario and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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.