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Cheap flights from Ontario to Charleston from C$ 213

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 26/7. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — CHS
17 Jun — 24 Jun1
1 adult

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 12 June 2025.

Round-trip from

C$ 391

One-way from

C$ 213

Popular in

December

Cheapest in

August

Average price

C$ 678

Good round-trip deal

C$ 651 or less
3/9-6/9
  • 3/9-6/9
  • 2 total stops
  • 22h 25m total
  • Ontario to Charleston
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26/7
  • 26/7
  • 1 total stop
  • 14h 23m total
  • Ontario to Charleston
Search Deals
Highest demand for flights based on searches. 9% potential increase in price (C$ 90 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 27 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2025
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Price to beat on a round-trip flight from Ontario to Charleston.
Search Deals

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 12 June 2025.

Fri 17/106:30 a.m.YYZ - CHS
1 stop11h 51mMultiple Airlines
Mon 20/107:26 p.m.CHS - YYZ
1 stop18h 39mMultiple Airlines
Deal found 10/6C$ 350
Wed 3/96:35 p.m.YUL - CHS
1 stop17h 32mMultiple Airlines
Sat 6/91:02 p.m.CHS - YUL
1 stop4h 53mMultiple Airlines
Deal found 12/6C$ 391
Sat 28/65:15 p.m.YTZ - CHS
1 stop5h 14mMultiple Airlines
Tue 1/77:03 a.m.CHS - YTZ
2 stops15h 09mMultiple Airlines
Deal found 11/6C$ 394
Wed 9/76:15 a.m.YYZ - CHS
1 stop16h 11mDelta
Wed 16/76:00 a.m.CHS - YYZ
2 stops11h 15mDelta
Deal found 11/6C$ 511
Fri 20/64:10 p.m.YOW - CHS
1 stop6h 19mMultiple Airlines
Fri 11/72:28 p.m.CHS - YOW
1 stop19h 03mMultiple Airlines
Deal found 12/6C$ 535
Fri 25/72:10 p.m.YYZ - CHS
Nonstop2h 06mAir Canada
Fri 1/84:55 p.m.CHS - YYZ
Nonstop2h 10mAir Canada
Deal found 10/6C$ 577
Mon 23/63:45 p.m.YYZ - CHS
1 stop4h 00mAmerican Airlines
Mon 30/66:00 a.m.CHS - YYZ
1 stop10h 34mAmerican Airlines
Deal found 11/6C$ 604
Fri 27/66:00 p.m.YYZ - CHS
1 stop5h 13mUnited Airlines
Mon 30/66:05 a.m.CHS - YYZ
1 stop7h 37mUnited Airlines
Deal found 11/6C$ 619
Sun 23/1112:45 p.m.YUL - CHS
1 stop5h 16mWestJet
Sun 30/115:30 a.m.CHS - YUL
1 stop11h 34mWestJet
Deal found 12/6C$ 749
Sat 12/77:29 p.m.YOW - CHS
1 stop14h 45mUnited Airlines
Wed 16/73:51 p.m.CHS - YOW
1 stop5h 44mUnited Airlines
Deal found 12/6C$ 752
Mon 7/76:15 a.m.YYZ - CHS
1 stop5h 33mWestJet
Sun 13/75:15 a.m.CHS - YYZ
2 stops15h 39mWestJet
Deal found 12/6C$ 772
Tue 25/116:15 p.m.YUL - CHS
1 stop5h 26mDelta
Sun 30/114:30 p.m.CHS - YUL
1 stop7h 23mDelta
Deal found 12/6C$ 833

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 12 June 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

MontrealCharleston

YUL - CHS

YULCHS

Montreal Pierre Elliott Trudeau Intl

Wed 3/9

6:35 p.m.-12:07 p.m.

1 stop17h 32m

Charleston

Sat 6/9

1:02 p.m.-5:55 p.m.

1 stop4h 53m

C$ 391

TorontoCharleston

YTZ - CHS

YTZCHS

Toronto Island

Sat 28/6

5:15 p.m.-10:29 p.m.

1 stop5h 14m

Charleston

Tue 1/7

7:03 a.m.-10:12 p.m.

2 stops15h 09m

C$ 394

TorontoCharleston

YYZ - CHS

YYZCHS

Toronto Pearson Intl

Fri 27/6

7:25 p.m.-10:29 p.m.

1 stop27h 04m

Charleston

Thu 3/7

7:03 a.m.-7:55 a.m.

1 stop24h 52m

C$ 428

TorontoCharleston

YYZ - CHS

YYZCHS

Toronto Pearson Intl

Wed 9/7

6:15 a.m.-10:26 p.m.

1 stop16h 11m

Charleston

Wed 16/7

6:00 a.m.-5:15 p.m.

2 stops11h 15m

C$ 511

TorontoCharleston

YYZ - CHS

YYZCHS

Toronto Pearson Intl

Fri 25/7

2:10 p.m.-4:16 p.m.

Nonstop2h 06m

Charleston

Fri 1/8

4:55 p.m.-7:05 p.m.

Nonstop2h 10m

C$ 577

TorontoCharleston

YYZ - CHS

YYZCHS

Toronto Pearson Intl

Mon 23/6

3:45 p.m.-9:54 p.m.

1 stop6h 09m

Charleston

Mon 30/6

6:00 a.m.-4:34 p.m.

1 stop10h 34m

C$ 604

TorontoCharleston

YYZ - CHS

YYZCHS

Toronto Pearson Intl

Fri 27/6

6:00 p.m.-11:13 p.m.

1 stop5h 13m

Charleston

Mon 30/6

6:05 a.m.-1:42 p.m.

1 stop7h 37m

C$ 619

OttawaCharleston

YOW - CHS

YOWCHS

Ottawa

Sat 12/7

7:00 a.m.-8:53 p.m.

2 stops13h 53m

Charleston

Wed 16/7

2:48 p.m.-12:22 a.m.

3 stops33h 34m

C$ 663

MontrealCharleston

YUL - CHS

YULCHS

Montreal Pierre Elliott Trudeau Intl

Sun 23/11

12:45 p.m.-6:01 p.m.

1 stop5h 16m

Charleston

Sun 30/11

5:30 a.m.-5:04 p.m.

1 stop11h 34m

C$ 749

OttawaCharleston

YOW - CHS

YOWCHS

Ottawa

Sat 12/7

6:33 a.m.-9:33 p.m.

1 stop15h 00m

Charleston

Wed 16/7

11:20 a.m.-4:43 p.m.

1 stop5h 23m

C$ 752

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/6

Showing 1-10 of 25 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$ 499). 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 12 June 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 61.0 - 183.0 mm per month. August is typically the wettest month, when rainfall can reach 183.0 mm. November is typically the driest time to visit Charleston when rainfall is around 61.0 mm.

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 28.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 9.0 C).

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 12 June 2025.
See what other customers who have flown with Alaska Airlines, Delta and United Airlines from Ontario to Charleston have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Food

7.1

Boarding

8.1

Entertainment

7.1

Overall

8.0

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Food

7.1

Boarding

8.1

Entertainment

7.1

Overall

8.0

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,950 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Food

7.1

Boarding

8.1

Entertainment

7.1

Overall

8.0

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,790 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Food

7.1

Boarding

8.1

Entertainment

7.1

Overall

8.0

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Food

7.1

Boarding

8.1

Entertainment

7.1

Overall

8.0

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
WestJet
7.2
Good
2,868 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Food

7.1

Boarding

8.1

Entertainment

7.1

Overall

8.0

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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 cheapest airlines to fly from Region of Ontario to Charleston one-way?

    C$ 334 is the cheapest one-way deal found within the past few days, from Air Canada. You may also be able to find cheap deals on Delta and United Airlines, with prices starting from C$ 335 and C$ 371, respectively.

  • 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 (72%), Jazz (72%) and United Airlines (72%).

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

    While on average a flight from Region of Ontario to Charleston is generally C$ 655, our data shows the cheapest flight currently is C$ 434. When looking at the most popular route, (Toronto Pearson Intl - Charleston), you can expect to pay C$ 350 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, 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$ 499). 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 Ontario to Charleston

See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from Ontario to Charleston

Discover the top 4 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 12 June 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapestC$ 324AverageC$ 738FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Air CanadaCheapestC$ 473AverageC$ 717FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapestC$ 509AverageC$ 778FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
WestJetCheapestC$ 614AverageC$ 828FlexibilityNo 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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