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Charleston

$141+ Cheap flights from Ontario to Charleston (CHS)

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 4/22. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — CHS
Apr 7 — Apr 141
Mon 4/7
Mon 4/14
1 adult, Economy
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Cheap flight deals from Ontario to Charleston

Keep the following information in mind while searching for Ontario to Charleston flight deals. Data was last updated April 2, 2025.

Round-trip from

$281
(Kiwi.com)

One-way from

$141
(Kiwi.com)

Popular in

March

Cheapest in

August

Average price

$508

Good round-trip deal

$417 or less
From Ontario to Charleston
Search Deals
One-way flight from Ontario to Charleston
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Highest demand for flights based on searches. 8% potential increase in price ($47 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($13 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Price to beat on a round-trip flight from Ontario to Charleston.
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Find flight deals from Ontario to Charleston

Cheapest flights from Ontario to Charleston
Explore the most affordable flight options available from Ontario to Charleston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 2, 2025.

This Kiwi.com deal was found by Cheapflights users on 4/1. 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 5/125:15 pmYTZ - CHS
1 stop4h 54mMultiple Airlines
Sat 5/176:00 amCHS - YTZ
1 stop5h 40mMultiple Airlines
Deal found 4/1$281
This Kiwi.com deal was found by Cheapflights users on 4/1. 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.
Sat 4/264:25 pmYUL - CHS
1 stop16h 55mMultiple Airlines
Wed 4/309:05 amCHS - YUL
2 stops7h 42mMultiple Airlines
Deal found 4/1$294
This Mytrip deal was found by Cheapflights users on 4/1. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/124:00 pmYYZ - CHS
2 stops30h 09mMultiple Airlines
Sat 5/179:43 amCHS - YYZ
1 stop28h 22mMultiple Airlines
Deal found 4/1$298
This American Airlines deal was found by Cheapflights users on 4/1. 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.
Sun 4/277:29 amYUL - CHS
1 stop6h 37mAmerican Airlines
Thu 5/15:10 amCHS - YUL
1 stop8h 29mAmerican Airlines
Deal found 4/1$334
This Delta deal was found by Cheapflights users on 4/1. 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 5/127:55 amYYZ - CHS
1 stop9h 35mDelta
Sat 5/178:00 amCHS - YYZ
1 stop8h 10mDelta
Deal found 4/1$335
This Delta deal was found by Cheapflights users on 4/1. 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 4/116:00 pmYUL - CHS
1 stop6h 02mDelta
Sat 4/196:45 amCHS - YUL
1 stop7h 11mDelta
Deal found 4/1$344
This WestJet deal was found by Cheapflights users on 4/1. 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 WestJet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/263:06 pmYUL - CHS
1 stop6h 25mWestJet
Sat 5/35:35 amCHS - YUL
1 stop8h 21mWestJet
Deal found 4/1$385
This deal was found by Cheapflights users on 4/1. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/92:05 pmYYZ - CHS
Nonstop2h 06mAir Canada
Sat 8/164:55 pmCHS - YYZ
Nonstop2h 10mAir Canada
Deal found 4/1$424
This United Airlines deal was found by Cheapflights users on 4/1. 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.
Mon 5/122:05 pmYYZ - CHS
Nonstop2h 06mUnited Airlines
Sat 5/174:55 pmCHS - YYZ
Nonstop2h 10mUnited Airlines
Deal found 4/1$425
This American Airlines deal was found by Cheapflights users on 4/1. 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.
Fri 5/3011:05 amYYZ - CHS
1 stop11h 00mAmerican Airlines
Wed 6/46:25 amCHS - YYZ
1 stop5h 30mAmerican Airlines
Deal found 4/1$427
This FlightHub deal was found by Cheapflights users on 4/1. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/146:15 amYYZ - CHS
1 stop7h 18mWestJet
Mon 5/196:37 amCHS - YYZ
1 stop15h 19mWestJet
Deal found 4/1$470
This United Airlines deal was found by Cheapflights users on 4/1. 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.
Sat 4/268:05 amYUL - CHS
2 stops15h 54mUnited Airlines
Wed 4/309:55 amCHS - YUL
2 stops10h 30mUnited Airlines
Deal found 4/1$494

Cheapflights Fare Finder

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 2,558,603 searches. Data last updated April 2, 2025.
Use the filters below to find and compare flights from Ontario to Charleston that are best for you.

Fly from

Ontario

Fly to

Charleston

Route

Depart

Return

Price

TorontoCharleston

YTZ - CHS

YTZCHS

Toronto Island

Mon 5/12

5:15 pm-10:09 pm

1 stop4h 54m

Charleston

Sat 5/17

6:00 am-11:40 am

1 stop5h 40m

$281

MontrealCharleston

YUL - CHS

YULCHS

Montreal Pierre Elliott Trudeau Intl

Sat 4/26

4:25 pm-9:20 am

1 stop16h 55m

Charleston

Wed 4/30

9:05 am-4:47 pm

2 stops7h 42m

$294

TorontoCharleston

YYZ - CHS

YYZCHS

Toronto Pearson Intl

Mon 5/12

4:00 pm-10:09 pm

2 stops30h 09m

Charleston

Sat 5/17

9:43 am-2:05 pm

1 stop28h 22m

$298

MontrealCharleston

YUL - CHS

YULCHS

Montreal Pierre Elliott Trudeau Intl

Sun 4/27

7:29 am-2:06 pm

1 stop6h 37m

Charleston

Thu 5/1

5:10 am-1:39 pm

1 stop8h 29m

$334

TorontoCharleston

YYZ - CHS

YYZCHS

Toronto Pearson Intl

Mon 5/12

7:55 am-5:30 pm

1 stop9h 35m

Charleston

Sat 5/17

8:00 am-4:10 pm

1 stop8h 10m

$335

MontrealCharleston

YUL - CHS

YULCHS

Montreal Pierre Elliott Trudeau Intl

Fri 4/11

6:00 pm-12:02 am

1 stop6h 02m

Charleston

Sat 4/19

6:45 am-1:56 pm

1 stop7h 11m

$344

MontrealCharleston

YUL - CHS

YULCHS

Montreal Pierre Elliott Trudeau Intl

Sat 4/26

3:06 pm-9:31 pm

1 stop6h 25m

Charleston

Sat 5/3

5:35 am-1:56 pm

1 stop8h 21m

$385

TorontoCharleston

YYZ - CHS

YYZCHS

Toronto Pearson Intl

Sat 8/9

2:05 pm-4:11 pm

Nonstop2h 06m

Charleston

Sat 8/16

4:55 pm-7:05 pm

Nonstop2h 10m

$424

TorontoCharleston

YYZ - CHS

YYZCHS

Toronto Pearson Intl

Mon 5/12

2:05 pm-4:11 pm

Nonstop2h 06m

Charleston

Sat 5/17

4:55 pm-7:05 pm

Nonstop2h 10m

$425

TorontoCharleston

YYZ - CHS

YYZCHS

Toronto Pearson Intl

Fri 5/30

11:05 am-10:05 pm

1 stop11h 00m

Charleston

Wed 6/4

6:25 am-11:55 am

1 stop5h 30m

$427

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/1

Showing 1-10 of 29 results
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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.

Cheapflights Insights

Everything you need to know about your flight from Ontario to Charleston

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

Currently, August is the cheapest month in which you can book a flight from Region of Ontario to Charleston (average of $217). Flying from Region of Ontario to Charleston 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 ON to CHS?

Find hourly flight availability from Ontario to Charleston. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 2, 2025.

When flying from Region of Ontario to Charleston, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Charleston by month

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

In terms of precipitation, rainfall in Charleston ranges from 2.4 - 7.2 inches per month. August is typically the wettest month, when rainfall can reach 7.2 in. November is typically the driest time to visit Charleston when rainfall is around 2.4 in.

Temperature in Charleston by month

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

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 April 2, 2025.
To help decide which airline to fly from Ontario to Charleston, see what other customers have to say about Alaska Airlines, Delta and United Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,820 reviews

Boarding

8.2

Crew

8.5

Entertainment

7.1

Food

7.1

Overall

8.0

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Alaska Airlines
8.0
Very good
9,820 reviews
Alaska Airlines
8.0
Very good
9,820 reviews

Boarding

8.2

Crew

8.5

Entertainment

7.1

Food

7.1

Overall

8.0

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Delta
8.0
Very good
7,898 reviews
Alaska Airlines
8.0
Very good
9,820 reviews

Boarding

8.2

Crew

8.5

Entertainment

7.1

Food

7.1

Overall

8.0

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
United Airlines
7.4
Good
8,615 reviews
Alaska Airlines
8.0
Very good
9,820 reviews

Boarding

8.2

Crew

8.5

Entertainment

7.1

Food

7.1

Overall

8.0

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,820 reviews

Boarding

8.2

Crew

8.5

Entertainment

7.1

Food

7.1

Overall

8.0

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
WestJet
7.2
Good
2,789 reviews
Alaska Airlines
8.0
Very good
9,820 reviews

Boarding

8.2

Crew

8.5

Entertainment

7.1

Food

7.1

Overall

8.0

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

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.

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

    Charleston (CHS), located 10.2 mi from the city center, is the airport you fly into when you book flights from Ontario to Charleston.

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

    The cheapest airline one-way is Air Canada, with whom users have recently found tickets for as low as $193. However, be on the lookout for offers from American Airlines and Delta, as they are both options that can get you from Region of Ontario to Charleston for a low price.

  • What are the most popular routes from Region of Ontario to Charleston?

    The most popular flight routes from Region of Ontario to Charleston are Toronto Pearson Intl - Charleston, Montreal Pierre Elliott Trudeau Intl - Charleston and Ottawa - Charleston.

  • What are the cheapest flights from Region of Ontario to Charleston?

    While on average a flight from Region of Ontario to Charleston is generally $419, our data shows the cheapest flight currently is $282. When looking at the most popular route, (Toronto Pearson Intl - Charleston), you can expect to pay $287 for that flight.

  • 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.

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

    Currently, August is the cheapest month in which you can book a flight from Region of Ontario to Charleston (average of $217). Flying from Region of Ontario to Charleston 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

Traveling to a place near Ontario?

Book flights to Ontario if you plan to visit one of these locations
North Charleston
Summerville
Santee
Mount Pleasant
Isle of Palms
Folly Beach
Walterboro
Edisto Beach

Browse thousands of different options on Cheapflights for your next trip

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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 airline flying from Ontario to Charleston

Discover the top airline 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 2,558,603 searches. Data last updated April 2, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$331Average$530FlexibilityNo cancel feeOn-time67%

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