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$124+ Cheap flights from Charleston (CHS) to Ontario

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 9/13. Fares are subject to change and may not be available on all flights or dates of travel.
CHS — YYZ
jun 17 — jun 241
ter 6/17
ter 6/24
1 adult, Economy
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Cheap flight deals from Charleston to Ontario

Keep the following information in mind while searching for Charleston to Ontario flight deals. Data was last updated junho 12, 2025.

Round-trip from

$300
(Mytrip)

One-way from

$144
(Kiwi.com)

Popular in

February

Cheapest in

April

Average price

$574

Good round-trip deal

$700 or less

Good one-way deal

$272 or less
From Charleston to Ontario
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One-way flight from Charleston to Ontario
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Highest demand for flights based on searches. 11% potential increase in price ($68 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($14 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Price to beat on a round-trip flight from Charleston to Ontario.
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Price to beat on a one-way flight from Charleston to Ontario.
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Find flight deals from Charleston to Ontario

Cheapest flights from Charleston to Ontario
Explore the most affordable flight options available from Charleston to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on junho 12, 2025.

This Mytrip deal was found by Cheapflights users on 6/10. 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.
sáb 7/199:48 pmCHS - YYZ
1 stop16h 17mMultiple Airlines
sáb 7/266:30 amYYZ - CHS
1 stop14h 23mMultiple Airlines
Deal found 6/10$300
This Mytrip deal was found by Cheapflights users on 6/10. 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.
qui 7/312:28 pmCHS - YUL
1 stop27h 27mMultiple Airlines
dom 8/310:40 amYUL - CHS
2 stops26h 47mMultiple Airlines
Deal found 6/10$343
This Mytrip deal was found by Cheapflights users on 6/10. 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.
sex 8/82:28 pmCHS - YTZ
1 stop26h 47mMultiple Airlines
dom 8/108:45 amYTZ - CHS
1 stop23h 58mMultiple Airlines
Deal found 6/10$349
This American Airlines deal was found by Cheapflights users on 6/10. 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.
sáb 7/196:00 amCHS - YYZ
1 stop10h 34mAmerican Airlines
sáb 7/267:15 amYYZ - CHS
1 stop10h 24mAmerican Airlines
Deal found 6/10$444
This Flightnetwork deal was found by Cheapflights users on 6/11. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb 7/264:55 pmCHS - YYZ
Nonstop2h 10mAir Canada
sáb 8/22:10 pmYYZ - CHS
Nonstop2h 06mAir Canada
Deal found 6/11$463
This Delta deal was found by Cheapflights users on 6/11. 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.
sáb 8/210:31 amCHS - YUL
1 stop8h 22mDelta
sáb 8/911:00 amYUL - CHS
1 stop8h 10mDelta
Deal found 6/11$472
This Delta deal was found by Cheapflights users on 6/11. 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.
qua 7/162:36 pmCHS - YYZ
1 stop9h 07mDelta
dom 7/201:20 pmYYZ - CHS
1 stop7h 31mDelta
Deal found 6/11$474
This United Airlines deal was found by Cheapflights users on 6/10. 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.
seg 10/611:31 amCHS - YYZ
1 stop12h 27mUnited Airlines
sáb 10/1111:00 amYYZ - CHS
1 stop9h 08mUnited Airlines
Deal found 6/10$485
This American Airlines deal was found by Cheapflights users on 6/11. 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.
seg 9/226:16 pmCHS - YUL
1 stop17h 29mAmerican Airlines
dom 9/2810:34 amYUL - CHS
1 stop10h 21mAmerican Airlines
Deal found 6/11$523
This United Airlines deal was found by Cheapflights users on 6/10. 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.
ter 8/127:40 pmCHS - YUL
2 stops12h 55mUnited Airlines
sex 8/156:40 pmYUL - CHS
2 stops15h 34mUnited Airlines
Deal found 6/10$577
This FlightHub deal was found by Cheapflights users on 6/9. 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.
seg 7/145:14 pmCHS - YYZ
1 stop4h 45mWestJet
seg 7/216:30 pmYYZ - CHS
2 stops29h 29mWestJet
Deal found 6/9$681
This WestJet deal was found by Cheapflights users on 6/10. 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.
sex 7/42:29 pmCHS - YUL
2 stops10h 08mWestJet
dom 7/66:45 amYUL - CHS
2 stops9h 25mWestJet
Deal found 6/10$789

Cheapflights Fare Finder

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 2,558,603 searches. Data last updated junho 12, 2025.
Use the filters below to find and compare flights from Charleston to Ontario that are best for you.

Fly from

Charleston

Fly to

Ontario

Route

Depart

Return

Price

CharlestonToronto

CHS - YYZ

CHSYYZ

Charleston

sáb 7/19

9:48 pm-2:05 pm

1 stop16h 17m

Toronto Pearson Intl

sáb 7/26

6:30 am-8:53 pm

1 stop14h 23m

$300

CharlestonToronto

CHS - YTZ

CHSYTZ

Charleston

qui 6/26

7:03 am-11:40 am

1 stop4h 37m

Toronto Island

qui 7/3

5:15 pm-10:29 pm

1 stop5h 14m

$303

CharlestonMontreal

CHS - YUL

CHSYUL

Charleston

qui 7/31

2:28 pm-5:55 pm

1 stop27h 27m

Montreal Pierre Elliott Trudeau Intl

dom 8/3

10:40 am-1:27 pm

2 stops26h 47m

$343

CharlestonToronto

CHS - YYZ

CHSYYZ

Charleston

sáb 7/19

6:00 am-4:34 pm

1 stop10h 34m

Toronto Pearson Intl

sáb 7/26

7:15 am-5:39 pm

1 stop10h 24m

$444

CharlestonToronto

CHS - YYZ

CHSYYZ

Charleston

sáb 7/26

4:55 pm-7:05 pm

Nonstop2h 10m

Toronto Pearson Intl

sáb 8/2

2:10 pm-4:16 pm

Nonstop2h 06m

$463

CharlestonMontreal

CHS - YUL

CHSYUL

Charleston

sáb 8/2

10:31 am-6:53 pm

1 stop8h 22m

Montreal Pierre Elliott Trudeau Intl

sáb 8/9

11:00 am-7:10 pm

1 stop8h 10m

$472

CharlestonToronto

CHS - YYZ

CHSYYZ

Charleston

qua 7/16

2:36 pm-11:43 pm

1 stop9h 07m

Toronto Pearson Intl

dom 7/20

1:20 pm-8:51 pm

1 stop7h 31m

$474

CharlestonToronto

CHS - YYZ

CHSYYZ

Charleston

seg 10/6

11:31 am-11:58 pm

1 stop12h 27m

Toronto Pearson Intl

sáb 10/11

11:00 am-8:08 pm

1 stop9h 08m

$485

CharlestonMontreal

CHS - YUL

CHSYUL

Charleston

seg 9/22

6:16 pm-11:45 am

1 stop17h 29m

Montreal Pierre Elliott Trudeau Intl

dom 9/28

10:34 am-8:55 pm

1 stop10h 21m

$523

CharlestonMontreal

CHS - YUL

CHSYUL

Charleston

ter 8/12

7:40 pm-8:35 am

2 stops12h 55m

Montreal Pierre Elliott Trudeau Intl

sex 8/15

6:40 pm-10:14 am

2 stops15h 34m

$577

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

Showing 1-10 of 23 results
1
2
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Best time to book a flight from Charleston to Ontario

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

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

Currently, January is the cheapest month in which you can book a flight from Charleston to Region of Ontario (average of $243). Flying from Charleston to Region of Ontario in July is currently the most expensive (average of $353). 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 CHS to ON?

Find hourly flight availability from Charleston 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 junho 12, 2025.

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

Rainfall in Ontario by month

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

In terms of precipitation, rainfall in Region of Ontario ranges from 2.0 - 3.3 inches per month. June is typically the wettest month, when rainfall can reach 3.3 in. February is typically the driest time to visit Region of Ontario when rainfall is around 2.0 in.

Temperature in Ontario by month

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

If weather is an important factor for your trip to Region of Ontario, 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 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 21.2 F).

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 junho 12, 2025.
See what other customers who have flown with Alaska Airlines, Delta and United Airlines from Charleston to Ontario have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Comfort

7.8

Food

7.1

Overall

8.0

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Comfort

7.8

Food

7.1

Overall

8.0

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.
Delta
8.0
Very good
7,950 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Comfort

7.8

Food

7.1

Overall

8.0

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.
United Airlines
7.4
Good
8,790 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Comfort

7.8

Food

7.1

Overall

8.0

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Comfort

7.8

Food

7.1

Overall

8.0

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.
WestJet
7.2
Good
2,868 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Comfort

7.8

Food

7.1

Overall

8.0

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.

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.

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

    If you book a flight to Ontario from Charleston, you will be flying from Charleston, which is the city’s only airport. Charleston (CHS) is located 10.2 mi from the center of Charleston.

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

    For one-way options, check prices for Delta. According to our data, you can fly for as low as $206. Users have also found prices from $248 and $249 on Air Canada and American Airlines, respectively.

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

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

  • What are the most reliable airlines from Charleston to Region of Ontario?

    The top 3 most reliable airlines when flying from Charleston to Region of Ontario are Air Canada (59%), Jazz (59%) and United Airlines (59%).

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

    While on average a flight from Charleston to Region of Ontario is generally $1,700, our data shows the cheapest flight currently is $272. When looking at the most popular route, (Charleston - Toronto Pearson Intl), you can expect to pay $323 for that flight.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Charleston 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 Charleston to Region of Ontario?

    Currently, January is the cheapest month in which you can book a flight from Charleston to Region of Ontario (average of $243). Flying from Charleston to Region of Ontario in July is currently the most expensive (average of $353). 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 Charleston to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
Charlotte to Pearson Intl flights
Charlotte to Vancouver Intl flights
Charlotte to Calgary flights
Charlotte to Québec City flights
Charlotte to Pierre Elliott Trudeau Intl flights
Charleston to Vancouver Intl flights
Charleston to Pearson Intl flights
Charlotte to Toronto Island flights
Columbia to Vancouver Intl flights
Charleston to Pierre Elliott Trudeau Intl flights
Myrtle Beach to Vancouver Intl flights
Savannah to Vancouver Intl flights
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Charlotte to Edmonton flights
Greenville to Vancouver Intl flights
Greenville to Pearson Intl flights
Savannah to Pearson Intl flights
Charlotte to Abbotsford flights
Charleston to Calgary flights
Greenville to Pierre Elliott Trudeau Intl flights
Charleston to Halifax flights
Charlotte to Ottawa flights
Columbia to Pearson Intl flights
Myrtle Beach to Pearson Intl flights
Myrtle Beach to Calgary flights
Greenville to Calgary flights
Charlotte to St. John's flights
Charlotte to Victoria flights
Greenville to Halifax flights
Charleston to Québec City flights
Charlotte to Winnipeg flights
Savannah to Pierre Elliott Trudeau Intl flights
Greenville to Québec City flights
Augusta to Pierre Elliott Trudeau Intl flights
Myrtle Beach to St. John's flights
Hilton Head Island to Pearson Intl flights
Charleston to Toronto Island flights
Charlotte to Charlottetown flights
Myrtle Beach to Pierre Elliott Trudeau Intl flights
Charlotte to Regina flights
Savannah to Halifax flights
Greenville to Ottawa flights
Charlotte to Sudbury flights
Charlotte to Moncton flights
Charleston to Edmonton flights
Augusta to Pearson Intl flights
Charlotte to Fredericton flights

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 2,558,603 searches. Data last updated junho 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$220Average$612FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$261Average$728FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$488Average$663FlexibilityNo cancel feeOn-time71%

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