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Cheap flights from Charleston to Ontario from C$ 153

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 15/5. Fares are subject to change and may not be available on all flights or dates of travel.
CHS — YYZ
22 Apr — 29 Apr1
1 adult

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 17 April 2025.

Round-trip from

C$ 372

One-way from

C$ 153

Popular in

November

Cheapest in

April

Average price

C$ 352

Good one-way deal

C$ 305 or less
1/5-4/5
  • 1/5-4/5
  • 2 total stops
  • 32h 51m total
  • Charleston to Ontario
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15/5
  • 15/5
  • 1 total stop
  • 11h 17m total
  • Charleston to Ontario
Search Deals
Highest demand for flights based on searches. 18% potential increase in price (C$ 202 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease (C$ 29 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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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 17 April 2025.

Thu 1/511:55 a.m.CHS - YYZ
1 stop7h 15mMultiple Airlines
Sun 4/58:00 a.m.YYZ - CHS
1 stop25h 36mMultiple Airlines
Deal found 16/4C$ 372
Thu 29/59:43 a.m.CHS - YTZ
2 stops9h 44mMultiple Airlines
Sat 31/52:00 p.m.YTZ - CHS
1 stop8h 09mMultiple Airlines
Deal found 16/4C$ 374
Thu 15/59:43 a.m.CHS - YUL
3 stops12h 32mMultiple Airlines
Sun 18/52:30 p.m.YUL - CHS
2 stops31h 39mMultiple Airlines
Deal found 17/4C$ 467
Sat 17/56:10 p.m.CHS - YUL
2 stops15h 40mAmerican Airlines
Sun 18/512:56 p.m.YUL - CHS
1 stop8h 37mAmerican Airlines
Deal found 17/4C$ 506
Thu 15/56:00 a.m.CHS - YYZ
1 stop10h 10mDelta
Sun 18/56:15 p.m.YYZ - CHS
1 stop17h 23mDelta
Deal found 16/4C$ 550
Thu 22/54:55 p.m.CHS - YUL
1 stop7h 46mAir Canada
Sun 25/510:15 a.m.YUL - CHS
1 stop5h 56mAir Canada
Deal found 17/4C$ 570
Thu 1/54:55 p.m.CHS - YYZ
Nonstop2h 10mAir Canada
Sun 4/52:05 p.m.YYZ - CHS
Nonstop2h 06mAir Canada
Deal found 16/4C$ 617
Sun 27/76:05 a.m.CHS - YYZ
1 stop5h 44mUnited Airlines
Sun 27/72:05 p.m.YYZ - CHS
Nonstop2h 06mUnited Airlines
Deal found 16/4C$ 664
Wed 21/55:07 a.m.CHS - YYZ
1 stop5h 58mAmerican Airlines
Sat 24/511:05 a.m.YYZ - CHS
1 stop11h 00mAmerican Airlines
Deal found 16/4C$ 670
Fri 13/66:20 p.m.CHS - YUL
1 stop15h 48mWestJet
Mon 16/612:47 p.m.YUL - CHS
1 stop9h 17mWestJet
Deal found 17/4C$ 685
Thu 24/710:00 a.m.CHS - YTZ
2 stops8h 36mAir Canada
Mon 28/77:20 p.m.YTZ - CHS
2 stops18h 42mAir Canada
Deal found 16/4C$ 779
Fri 13/67:25 a.m.CHS - YYZ
1 stop14h 34mWestJet
Wed 18/610:25 p.m.YYZ - CHS
2 stops25h 34mWestJet
Deal found 16/4C$ 844

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 629,999 searches. Data last updated 17 April 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

Thu 1/5

11:55 a.m.-7:10 p.m.

1 stop7h 15m

Toronto Pearson Intl

Sun 4/5

8:00 a.m.-9:36 a.m.

1 stop25h 36m

C$ 372

CharlestonToronto

CHS - YTZ

CHSYTZ

Charleston

Thu 29/5

9:43 a.m.-7:27 p.m.

2 stops9h 44m

Toronto Island

Sat 31/5

2:00 p.m.-10:09 p.m.

1 stop8h 09m

C$ 374

CharlestonMontreal

CHS - YUL

CHSYUL

Charleston

Thu 15/5

9:43 a.m.-10:15 p.m.

3 stops12h 32m

Montreal Pierre Elliott Trudeau Intl

Sun 18/5

2:30 p.m.-10:09 p.m.

2 stops31h 39m

C$ 467

CharlestonMontreal

CHS - YUL

CHSYUL

Charleston

Sat 17/5

6:10 p.m.-9:50 a.m.

2 stops15h 40m

Montreal Pierre Elliott Trudeau Intl

Sun 18/5

12:56 p.m.-9:33 p.m.

1 stop8h 37m

C$ 506

CharlestonToronto

CHS - YYZ

CHSYYZ

Charleston

Fri 9/5

2:26 p.m.-10:54 p.m.

1 stop8h 28m

Toronto Pearson Intl

Mon 12/5

7:55 a.m.-5:30 p.m.

1 stop9h 35m

C$ 544

CharlestonMontreal

CHS - YUL

CHSYUL

Charleston

Thu 22/5

4:55 p.m.-12:41 a.m.

1 stop7h 46m

Montreal Pierre Elliott Trudeau Intl

Sun 25/5

10:15 a.m.-4:11 p.m.

1 stop5h 56m

C$ 570

CharlestonToronto

CHS - YYZ

CHSYYZ

Charleston

Thu 1/5

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

Nonstop2h 10m

Toronto Pearson Intl

Sun 4/5

2:05 p.m.-4:11 p.m.

Nonstop2h 06m

C$ 617

CharlestonToronto

CHS - YYZ

CHSYYZ

Charleston

Sun 27/7

6:05 a.m.-11:49 a.m.

1 stop5h 44m

Toronto Pearson Intl

Sun 27/7

2:05 p.m.-4:11 p.m.

Nonstop2h 06m

C$ 664

CharlestonToronto

CHS - YYZ

CHSYYZ

Charleston

Wed 21/5

5:07 a.m.-11:05 a.m.

1 stop5h 58m

Toronto Pearson Intl

Sat 24/5

11:05 a.m.-10:05 p.m.

1 stop11h 00m

C$ 670

CharlestonMontreal

CHS - YUL

CHSYUL

Charleston

Fri 13/6

6:20 p.m.-10:08 a.m.

1 stop15h 48m

Montreal Pierre Elliott Trudeau Intl

Mon 16/6

12:47 p.m.-10:04 p.m.

1 stop9h 17m

C$ 685

Flights are sorted by cheapest round-trip flights first.

Deals found on 16/4

Showing 1-10 of 27 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, January is the cheapest month in which you can book a flight from Charleston to Region of Ontario (average of C$ 167). Flying from Charleston to Region of Ontario in July is currently the most expensive (average of C$ 258). 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 17 April 2025.

When flying from Charleston to Region of Ontario, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 17 April 2025.

The most flights from CHS to CAON are scheduled on a Wednesday (2 on average). You will have fewer flight options on Monday, 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 51.0 - 83.0 mm per month. June is typically the wettest month, when rainfall can reach 83.0 mm. February is typically the driest time to visit Region of Ontario when rainfall is around 51.0 mm.

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 21.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -6.0 C).

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 17 April 2025.
Get a feel of what it's like to fly with Alaska Airlines, Delta and United Airlines from Charleston to Ontario by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,887 reviews
Check prices

Overall

8.0

Food

7.1

Boarding

8.1

Comfort

7.9

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Alaska Airlines
8.0
Very good
9,887 reviews
Alaska Airlines
8.0
Very good
9,887 reviews
Check prices

Overall

8.0

Food

7.1

Boarding

8.1

Comfort

7.9

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Delta
8.0
Very good
7,916 reviews
Alaska Airlines
8.0
Very good
9,887 reviews
Check prices

Overall

8.0

Food

7.1

Boarding

8.1

Comfort

7.9

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
United Airlines
7.4
Good
8,667 reviews
Alaska Airlines
8.0
Very good
9,887 reviews
Check prices

Overall

8.0

Food

7.1

Boarding

8.1

Comfort

7.9

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,887 reviews
Check prices

Overall

8.0

Food

7.1

Boarding

8.1

Comfort

7.9

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
WestJet
7.2
Good
2,809 reviews
Alaska Airlines
8.0
Very good
9,887 reviews
Check prices

Overall

8.0

Food

7.1

Boarding

8.1

Comfort

7.9

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

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 16.5 km from the centre of Charleston.

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

    The cheapest airlines for a one-way flight from Charleston to Region of Ontario are United Airlines (C$ 229), American Airlines (C$ 236), and Delta (C$ 237).

  • 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 - Toronto Island and Charleston - Montreal Pierre Elliott Trudeau Intl.

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

    Consider Air Canada (60%), Jazz (60%) or United Airlines (60%) when booking your flight. These represent the most reliable airlines when flying from Charleston to Region of Ontario.

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

    Looking at all options, your cheapest flight can be booked for C$ 305. While the most popular route (Charleston - Toronto Pearson Intl) can be booked for C$ 372 on average our data indicates C$ 343 when flying from Charleston to Region of Ontario.

  • 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 C$ 167). Flying from Charleston to Region of Ontario in July is currently the most expensive (average of C$ 258). 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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How does Cheapflights help users find flights from Charleston to Ontario?

Deals for Charleston to Ontario flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Charleston to Ontario?

Millions of users choose and trust Cheapflights to book the best flight deals from Charleston to Ontario for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

Certainly. Search results for flights to Ontario from Charleston shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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