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$109+ 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 4/29. Fares are subject to change and may not be available on all flights or dates of travel.
CHS — YYZ
Apr 8 — Apr 151
Tue 4/8
Tue 4/15
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 April 3, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$264
(Mytrip)

One-way from

$109
(Mytrip)

Popular in

November

Cheapest in

April

Average price

$254

Good round-trip deal

$685 or less

Good one-way deal

$182 or less
Provider with most accurate pricing for Charleston-Toronto (YTO) flight deals.
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Provider most trusted by Cheapflights users for Charleston-Toronto (YTO) flights.
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From Charleston to Ontario
Search Deals
One-way flight from Charleston to Ontario
Search Deals
Highest demand for flights based on searches. 19% potential increase in price ($114 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($15 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 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 April 3, 2025.

This Mytrip deal was found by Cheapflights users on 4/2. 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.
Tue 5/69:05 amCHS - YTZ
1 stop23h 25mMultiple Airlines
Fri 5/97:30 pmYTZ - CHS
1 stop26h 39mMultiple Airlines
Deal found 4/2$264
This Mytrip deal was found by Cheapflights users on 4/2. 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.
Tue 5/69:05 amCHS - YYZ
1 stop22h 50mMultiple Airlines
Fri 5/97:25 pmYYZ - CHS
1 stop26h 44mMultiple Airlines
Deal found 4/2$267
This Kiwi.com deal was found by Cheapflights users on 4/2. 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.
Tue 4/2910:25 amCHS - YUL
1 stop7h 15mMultiple Airlines
Mon 5/122:30 pmYUL - CHS
2 stops7h 39mMultiple Airlines
Deal found 4/2$319
This Delta deal was found by Cheapflights users on 4/2. 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 5/166:00 amCHS - YYZ
1 stop7h 40mDelta
Sun 5/185:00 pmYYZ - CHS
1 stop16h 04mDelta
Deal found 4/2$364
This Delta deal was found by Cheapflights users on 4/2. 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 4/297:10 pmCHS - YUL
1 stop15h 19mDelta
Tue 5/66:00 amYUL - CHS
1 stop12h 13mDelta
Deal found 4/2$398
This Air Canada deal was found by Cheapflights users on 4/2. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/26:00 amCHS - YUL
1 stop11h 00mAir Canada
Mon 5/1210:15 amYUL - CHS
1 stop5h 56mAir Canada
Deal found 4/2$414
This Justfly.com deal was found by Cheapflights users on 4/2. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/185:35 amCHS - YUL
1 stop5h 58mWestJet
Thu 4/247:00 amYUL - CHS
1 stop26h 25mWestJet
Deal found 4/2$416
This United Airlines deal was found by Cheapflights users on 4/2. 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 5/46:00 amCHS - YUL
1 stop9h 50mUnited Airlines
Wed 5/76:20 pmYUL - CHS
1 stop5h 39mUnited Airlines
Deal found 4/2$417
This United Airlines deal was found by Cheapflights users on 4/2. 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.
Tue 5/66:00 amCHS - YYZ
2 stops12h 25mUnited Airlines
Fri 5/99:00 pmYYZ - CHS
2 stops13h 11mUnited Airlines
Deal found 4/2$482
This American Airlines deal was found by Cheapflights users on 4/2. 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.
Thu 5/86:25 amCHS - YYZ
1 stop10h 19mAmerican Airlines
Sun 5/1111:05 amYYZ - CHS
1 stop11h 00mAmerican Airlines
Deal found 4/2$500
This Air Canada deal was found by Cheapflights users on 4/2. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/82:40 pmCHS - YYZ
1 stop4h 25mAir Canada
Sun 5/112:05 pmYYZ - CHS
Nonstop2h 06mAir Canada
Deal found 4/2$563
This American Airlines deal was found by Cheapflights users on 4/2. 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 6/135:00 amCHS - YUL
1 stop8h 34mAmerican Airlines
Mon 6/167:29 amYUL - CHS
1 stop16h 19mAmerican Airlines
Deal found 4/2$583

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 April 3, 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 - YTZ

CHSYTZ

Charleston

Tue 5/6

9:05 am-8:30 am

1 stop23h 25m

Toronto Island

Fri 5/9

7:30 pm-10:09 pm

1 stop26h 39m

$264

CharlestonToronto

CHS - YYZ

CHSYYZ

Charleston

Tue 5/6

9:05 am-7:55 am

1 stop22h 50m

Toronto Pearson Intl

Fri 5/9

7:25 pm-10:09 pm

1 stop26h 44m

$267

CharlestonMontreal

CHS - YUL

CHSYUL

Charleston

Tue 4/29

10:25 am-5:40 pm

1 stop7h 15m

Montreal Pierre Elliott Trudeau Intl

Mon 5/12

2:30 pm-10:09 pm

2 stops7h 39m

$319

CharlestonToronto

CHS - YYZ

CHSYYZ

Charleston

Fri 5/16

6:00 am-1:40 pm

1 stop7h 40m

Toronto Pearson Intl

Sun 5/18

5:00 pm-9:04 am

1 stop16h 04m

$364

CharlestonMontreal

CHS - YUL

CHSYUL

Charleston

Tue 4/29

7:10 pm-10:29 am

1 stop15h 19m

Montreal Pierre Elliott Trudeau Intl

Tue 5/6

6:00 am-6:13 pm

1 stop12h 13m

$398

CharlestonMontreal

CHS - YUL

CHSYUL

Charleston

Fri 5/2

6:30 am-5:26 pm

1 stop10h 56m

Montreal Pierre Elliott Trudeau Intl

Fri 5/9

11:15 am-4:11 pm

1 stop4h 56m

$414

CharlestonMontreal

CHS - YUL

CHSYUL

Charleston

Fri 4/18

5:35 am-11:33 am

1 stop5h 58m

Montreal Pierre Elliott Trudeau Intl

Thu 4/24

7:00 am-9:25 am

1 stop26h 25m

$416

CharlestonMontreal

CHS - YUL

CHSYUL

Charleston

Sun 5/4

6:00 am-3:50 pm

1 stop9h 50m

Montreal Pierre Elliott Trudeau Intl

Wed 5/7

6:20 pm-11:59 pm

1 stop5h 39m

$417

CharlestonToronto

CHS - YYZ

CHSYYZ

Charleston

Tue 5/6

6:00 am-6:25 pm

2 stops12h 25m

Toronto Pearson Intl

Fri 5/9

9:00 pm-10:11 am

2 stops13h 11m

$482

CharlestonToronto

CHS - YYZ

CHSYYZ

Charleston

Thu 5/8

6:25 am-4:44 pm

1 stop10h 19m

Toronto Pearson Intl

Sun 5/11

11:05 am-10:05 pm

1 stop11h 00m

$500

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/2

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 $359). 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 April 3, 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.

Weekly flight availability from Charleston to Region of Ontario

Explore weekly flight availability from Charleston to Ontario. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated April 3, 2025.

The most flights from CHS to CAON are scheduled on a Monday (2 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (1 on average).

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 April 3, 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
9,827 reviews

Overall

8.0

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Food

7.1

Crew

8.5

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
9,827 reviews
Alaska Airlines
8.0
Very good
9,827 reviews

Overall

8.0

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Food

7.1

Crew

8.5

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
7,897 reviews
Alaska Airlines
8.0
Very good
9,827 reviews

Overall

8.0

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Food

7.1

Crew

8.5

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
8,619 reviews
Alaska Airlines
8.0
Very good
9,827 reviews

Overall

8.0

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Food

7.1

Crew

8.5

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
9,827 reviews

Overall

8.0

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Food

7.1

Crew

8.5

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
2,795 reviews
Alaska Airlines
8.0
Very good
9,827 reviews

Overall

8.0

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Food

7.1

Crew

8.5

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 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 $162. Users have also found prices from $178 and $185 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 (100%), Jazz (100%) and United Airlines (100%).

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

    While on average a flight from Charleston to Region of Ontario is generally $1,047, our data shows the cheapest flight currently is $155. When looking at the most popular route, (Charleston - Toronto Pearson Intl), you can expect to pay $240 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 $359). 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.

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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.
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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 April 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$226Average$590FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$254Average$760FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$488Average$673FlexibilityNo cancel feeOn-time71%

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