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$117+ 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 12/8. Fares are subject to change and may not be available on all flights or dates of travel.
CHS — YYZ
nov. 29 — dic. 61
sáb. 11/29
sáb. 12/6
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 octubre 30, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$275
(Kiwi.com)

One-way from

$117
(Kiwi.com)

Popular in

September

Cheapest in

April

Average price

$674

Good round-trip deal

$668 or less

Good one-way deal

$507 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
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One-way flight from Charleston to Ontario
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Highest demand for flights based on searches. 16% potential increase in price ($111 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($18 potential savings vs. average RT price).
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Average for round-trip flights in October 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 octubre 30, 2025.

This Kiwi.com deal was found by Cheapflights users on 10/28. 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.
jue. 11/272:59 pmCHS - YYZ
1 stop9h 12mMultiple Airlines
jue. 12/48:30 pmYYZ - CHS
1 stop24h 24mMultiple Airlines
Deal found 10/28$276
This Kiwi.com deal was found by Cheapflights users on 10/30. 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.
sáb. 12/67:00 amCHS - YYZ
2 stops13h 13mMultiple Airlines
dom. 12/78:30 pmYYZ - CHS
1 stop24h 24mMultiple Airlines
Deal found 10/30$282
This Mytrip deal was found by Cheapflights users on 10/29. 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.
vie. 11/286:50 amCHS - YYZ
1 stop7h 50mMultiple Airlines
vie. 12/512:50 pmYYZ - CHS
2 stops22h 10mMultiple Airlines
Deal found 10/29$299
This Kiwi.com deal was found by Cheapflights users on 10/28. 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.
jue. 11/278:31 amCHS - YTZ
1 stop11h 19mMultiple Airlines
jue. 12/47:40 pmYTZ - CHS
1 stop15h 20mMultiple Airlines
Deal found 10/28$307
This Kiwi.com deal was found by Cheapflights users on 10/30. 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.
mié. 11/198:10 pmCHS - YYZ
1 stop25h 09mMultiple Airlines
vie. 11/217:00 amYYZ - CHS
1 stop15h 05mMultiple Airlines
Deal found 10/30$311
This Kiwi.com deal was found by Cheapflights users on 10/29. 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.
vie. 11/288:31 amCHS - YTZ
1 stop10h 24mMultiple Airlines
vie. 12/57:40 pmYTZ - CHS
1 stop15h 20mMultiple Airlines
Deal found 10/29$320
This Kiwi.com deal was found by Cheapflights users on 10/28. 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.
mar. 12/28:31 amCHS - YUL
1 stop7h 54mMultiple Airlines
vie. 12/54:00 pmYUL - CHS
2 stops19h 00mMultiple Airlines
Deal found 10/28$329
This Kiwi.com deal was found by Cheapflights users on 10/30. 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.
jue. 11/278:31 amCHS - YUL
1 stop7h 54mMultiple Airlines
sáb. 12/64:35 pmYUL - CHS
1 stop16h 02mMultiple Airlines
Deal found 10/30$334
This Kiwi.com deal was found by Cheapflights users on 10/29. 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.
vie. 11/147:00 amCHS - YUL
1 stop8h 10mMultiple Airlines
jue. 11/205:10 pmYUL - CHS
1 stop24h 08mMultiple Airlines
Deal found 10/29$369
This Kiwi.com deal was found by Cheapflights users on 10/29. 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.
mié. 11/126:11 pmCHS - YUL
2 stops18h 49mMultiple Airlines
vie. 11/145:10 pmYUL - CHS
1 stop14h 46mMultiple Airlines
Deal found 10/29$385
This Kiwi.com deal was found by Cheapflights users on 10/30. 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.
sáb. 12/611:55 amCHS - YTZ
1 stop7h 55mMultiple Airlines
dom. 12/77:40 pmYTZ - CHS
1 stop15h 20mMultiple Airlines
Deal found 10/30$398
This Kiwi.com deal was found by Cheapflights users on 10/28. 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.
vie. 12/1211:55 amCHS - YTZ
1 stop7h 00mMultiple Airlines
vie. 12/192:05 pmYTZ - CHS
2 stops23h 05mMultiple Airlines
Deal found 10/28$429

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 octubre 30, 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

jue. 2/19

5:40 pm-11:28 am

1 stop17h 48m

Toronto Pearson Intl

dom. 2/22

3:40 pm-10:45 am

1 stop19h 05m

$275

CharlestonToronto

CHS - YYZ

CHSYYZ

Charleston

jue. 11/27

2:59 pm-12:11 am

1 stop9h 12m

Toronto Pearson Intl

jue. 12/4

8:30 pm-8:54 pm

1 stop24h 24m

$276

CharlestonToronto

CHS - YYZ

CHSYYZ

Charleston

sáb. 12/6

7:00 am-8:13 pm

2 stops13h 13m

Toronto Pearson Intl

dom. 12/7

8:30 pm-8:54 pm

1 stop24h 24m

$282

CharlestonToronto

CHS - YYZ

CHSYYZ

Charleston

vie. 11/28

6:50 am-2:40 pm

1 stop7h 50m

Toronto Pearson Intl

vie. 12/5

7:40 am-8:54 pm

1 stop13h 14m

$301

CharlestonToronto

CHS - YTZ

CHSYTZ

Charleston

jue. 11/27

8:31 am-7:50 pm

1 stop11h 19m

Toronto Island

jue. 12/4

7:40 pm-11:00 am

1 stop15h 20m

$307

CharlestonToronto

CHS - YYZ

CHSYYZ

Charleston

mié. 11/19

8:10 pm-9:19 pm

1 stop25h 09m

Toronto Pearson Intl

vie. 11/21

7:00 am-10:05 pm

1 stop15h 05m

$311

CharlestonToronto

CHS - YTZ

CHSYTZ

Charleston

vie. 11/28

8:31 am-7:50 pm

2 stops11h 19m

Toronto Island

vie. 12/5

7:40 pm-11:00 am

1 stop15h 20m

$326

CharlestonMontreal

CHS - YUL

CHSYUL

Charleston

mar. 12/2

8:31 am-4:25 pm

1 stop7h 54m

Montreal Pierre Elliott Trudeau Intl

vie. 12/5

5:10 pm-11:00 am

1 stop17h 50m

$335

CharlestonMontreal

CHS - YUL

CHSYUL

Charleston

vie. 11/14

7:00 am-3:10 pm

1 stop8h 10m

Montreal Pierre Elliott Trudeau Intl

jue. 11/20

5:10 pm-5:18 pm

1 stop24h 08m

$369

CharlestonMontreal

CHS - YUL

CHSYUL

Charleston

jue. 11/27

8:31 am-4:25 pm

1 stop7h 54m

Montreal Pierre Elliott Trudeau Intl

sáb. 12/6

4:35 pm-2:28 pm

2 stops21h 53m

$377

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/27

Showing 1-10 of 30 results
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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, September is the cheapest month in which you can book a flight from Charleston to Region of Ontario (average of $205). Flying from Charleston to Region of Ontario in July is currently the most expensive (average of $378). 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 octubre 30, 2025.

It’s optimal to fly from Charleston to Region of Ontario in the evening. By choosing this option you can save up to 22% on the cost of your flight, compared to a flight at noon.

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 octubre 30, 2025.
Read reviews from past customers who have flown Delta, United Airlines, and American Airlines from Charleston to Ontario. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
7,993 reviews

Comfort

7.9

Entertainment

7.9

Crew

8.5

Overall

7.9

Boarding

8.2

Food

7.3

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Delta
7.9
Good
7,993 reviews
Delta
7.9
Good
7,993 reviews

Comfort

7.9

Entertainment

7.9

Crew

8.5

Overall

7.9

Boarding

8.2

Food

7.3

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
United Airlines
7.4
Good
8,998 reviews
Delta
7.9
Good
7,993 reviews

Comfort

7.9

Entertainment

7.9

Crew

8.5

Overall

7.9

Boarding

8.2

Food

7.3

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
American Airlines
7.2
Good
11,030 reviews
Delta
7.9
Good
7,993 reviews

Comfort

7.9

Entertainment

7.9

Crew

8.5

Overall

7.9

Boarding

8.2

Food

7.3

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Air Canada
7.1
Good
10,377 reviews
Delta
7.9
Good
7,993 reviews

Comfort

7.9

Entertainment

7.9

Crew

8.5

Overall

7.9

Boarding

8.2

Food

7.3

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.

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 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 (52%), Jazz (52%) and United Airlines (52%).

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

    While on average a flight from Charleston to Region of Ontario is generally $836, our data shows the cheapest flight currently is $405. When looking at the most popular route, (Charleston - Toronto Pearson Intl), you can expect to pay $275 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, September is the cheapest month in which you can book a flight from Charleston to Region of Ontario (average of $205). Flying from Charleston to Region of Ontario in July is currently the most expensive (average of $378). 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.
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Charlotte to Pierre Elliott Trudeau Intl flights
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Top 4 airlines flying from Charleston to Ontario

Discover the top 4 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 octubre 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$246Average$668FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$261Average$560FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$497Average$620FlexibilityNo cancel feeOn-time71%
DeltaCheapest$557Average$674FlexibilityNo cancel feeOn-timeN/A

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