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Cheap flights from Ontario to Charleston from C$ 209

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 8/10. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — CHS
15 Oct — 22 Oct1
1 adult
1 adult, Economy

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 15 September 2025.

Round-trip from

C$ 333

One-way from

C$ 209

Popular in

December

Cheapest in

September

Average price

C$ 584
30/10-6/11
  • 30/10-6/11
  • 2 total stops
  • 47h 01m total
  • Ontario to Charleston
Search Deals
8/10
  • 8/10
  • 2 total stops
  • 21h 06m total
  • Ontario to Charleston
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (C$ 87 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 25 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
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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 15 September 2025.

Thu 30/107:00 a.m.YYZ - CHS
1 stop26h 01mMultiple Airlines
Thu 6/115:40 p.m.CHS - YYZ
1 stop21h 00mMultiple Airlines
Deal found 15/9C$ 333
Wed 12/117:35 a.m.YYZ - CHS
1 stop15h 01mMultiple Airlines
Sun 16/115:40 p.m.CHS - YYZ
1 stop28h 32mMultiple Airlines
Deal found 14/9C$ 367
Thu 30/107:45 a.m.YTZ - CHS
1 stop8h 28mMultiple Airlines
Thu 6/1111:40 a.m.CHS - YTZ
1 stop7h 15mMultiple Airlines
Deal found 15/9C$ 370
Tue 28/1012:30 p.m.YTZ - CHS
1 stop6h 11mMultiple Airlines
Tue 4/117:55 p.m.CHS - YTZ
1 stop12h 25mMultiple Airlines
Deal found 13/9C$ 380
Sun 12/103:50 p.m.YOW - CHS
1 stop17h 16mMultiple Airlines
Thu 16/1010:11 a.m.CHS - YOW
1 stop7h 09mMultiple Airlines
Deal found 14/9C$ 385
Sat 27/94:20 p.m.YYZ - CHS
1 stop6h 16mMultiple Airlines
Sat 4/107:00 a.m.CHS - YYZ
1 stop16h 40mMultiple Airlines
Deal found 13/9C$ 392
Sun 19/107:45 a.m.YYZ - CHS
2 stops25h 21mMultiple Airlines
Sun 26/1010:11 a.m.CHS - YYZ
1 stop25h 32mMultiple Airlines
Deal found 14/9C$ 403
Fri 17/107:00 a.m.YYZ - CHS
2 stops13h 15mMultiple Airlines
Tue 21/102:59 p.m.CHS - YYZ
1 stop7h 41mMultiple Airlines
Deal found 15/9C$ 409
Fri 14/117:15 a.m.YYZ - CHS
2 stops9h 30mMultiple Airlines
Mon 24/119:23 p.m.CHS - YYZ
1 stop23h 56mMultiple Airlines
Deal found 12/9C$ 446
Sun 12/103:50 p.m.YOW - CHS
1 stop17h 16mMultiple Airlines
Fri 17/109:23 p.m.CHS - YOW
2 stops26h 59mMultiple Airlines
Deal found 14/9C$ 449
Tue 28/107:15 a.m.YYZ - CHS
2 stops11h 26mMultiple Airlines
Tue 4/117:55 p.m.CHS - YYZ
2 stops16h 45mMultiple Airlines
Deal found 13/9C$ 452
Sun 12/103:50 p.m.YOW - CHS
1 stop17h 16mMultiple Airlines
Sat 18/107:55 p.m.CHS - YOW
2 stops17h 04mMultiple Airlines
Deal found 14/9C$ 454

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 629,999 searches. Data last updated 15 September 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

YYZ - CHS

YYZCHS

Toronto Pearson Intl

Thu 30/10

7:00 a.m.-9:01 a.m.

1 stop26h 01m

Charleston

Thu 6/11

5:40 p.m.-2:40 p.m.

1 stop21h 00m

C$ 333

TorontoCharleston

YYZ - CHS

YYZCHS

Toronto Pearson Intl

Wed 12/11

7:35 a.m.-10:36 p.m.

1 stop15h 01m

Charleston

Sun 16/11

5:40 p.m.-10:12 p.m.

1 stop28h 32m

C$ 367

TorontoCharleston

YTZ - CHS

YTZCHS

Toronto Island

Thu 30/10

7:45 a.m.-4:13 p.m.

1 stop8h 28m

Charleston

Thu 6/11

11:40 a.m.-6:55 p.m.

1 stop7h 15m

C$ 370

TorontoCharleston

YTZ - CHS

YTZCHS

Toronto Island

Tue 28/10

12:30 p.m.-6:41 p.m.

1 stop6h 11m

Charleston

Tue 4/11

7:55 p.m.-8:20 a.m.

1 stop12h 25m

C$ 380

TorontoCharleston

YYZ - CHS

YYZCHS

Toronto Pearson Intl

Sat 27/9

4:20 p.m.-10:36 p.m.

1 stop6h 16m

Charleston

Sat 4/10

7:00 a.m.-11:40 p.m.

1 stop16h 40m

C$ 392

TorontoCharleston

YYZ - CHS

YYZCHS

Toronto Pearson Intl

Sun 19/10

7:45 a.m.-9:06 a.m.

2 stops25h 21m

Charleston

Sun 26/10

10:11 a.m.-11:43 a.m.

1 stop25h 32m

C$ 403

OttawaCharleston

YOW - CHS

YOWCHS

Ottawa

Sun 12/10

3:50 p.m.-9:06 a.m.

1 stop17h 16m

Charleston

Thu 16/10

8:53 p.m.-12:22 a.m.

2 stops27h 29m

C$ 413

TorontoCharleston

YYZ - CHS

YYZCHS

Toronto Pearson Intl

Wed 11/2

7:35 a.m.-10:36 p.m.

1 stop15h 01m

Charleston

Tue 17/2

3:01 p.m.-12:14 a.m.

1 stop9h 13m

C$ 439

TorontoCharleston

YYZ - CHS

YYZCHS

Toronto Pearson Intl

Fri 14/11

7:15 a.m.-4:45 p.m.

2 stops9h 30m

Charleston

Mon 24/11

9:23 p.m.-9:19 p.m.

1 stop23h 56m

C$ 446

MontrealCharleston

YUL - CHS

YULCHS

Montreal Pierre Elliott Trudeau Intl

Mon 29/9

6:45 a.m.-8:37 a.m.

2 stops25h 52m

Charleston

Mon 6/10

9:10 p.m.-5:55 p.m.

1 stop20h 45m

C$ 454

Flights are sorted by cheapest round-trip flights first.

Deals found on 14/9

Showing 1-10 of 40 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, September is the cheapest month in which you can book a flight from Region of Ontario to Charleston (average of C$ 407). Flying from Region of Ontario to Charleston in March is currently the most expensive (average of C$ 507). 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 15 September 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.

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?

    For a flight from Ontario to Charleston, you will be flying into Charleston. Charleston (CHS) is just 16.5 km from the centre of the city.

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

    Most travellers choose Toronto Pearson Intl - Charleston, Montreal Pierre Elliott Trudeau Intl - Charleston or Toronto Island - Charleston when deciding on the best route from Region of Ontario to Charleston.

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

    The top 3 most reliable airlines when flying from Region of Ontario to Charleston are Air Canada (50%), Jazz (50%) and United Airlines (50%).

  • 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, September is the cheapest month in which you can book a flight from Region of Ontario to Charleston (average of C$ 407). Flying from Region of Ontario to Charleston in March is currently the most expensive (average of C$ 507). 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

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 3 airlines flying from Ontario to Charleston

Discover the top 3 airlines 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 629,999 searches. Data last updated 15 September 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 484AverageC$ 742FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapestC$ 558AverageC$ 771FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
WestJetCheapestC$ 685AverageC$ 865FlexibilityNo cancel feeOn-time60%
Search WestJet flights

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 Ontario to Charleston?

Cheapflights helps you search for flights from Ontario to Charleston 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 Ontario to Charleston?

Cheapflights helps you find that perfect flight to Charleston from Ontario by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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

Users can book flights with no change fees policies with our dedicated filters. Book flights from Ontario to Charleston flexibly with Cheapflights today.

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

Yes, Cheapflights offers price alerts on Ontario to Charleston flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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