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Cheap flights from Charleston to Ontario from C$ 166

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 16/6. Fares are subject to change and may not be available on all flights or dates of travel.
CHS — YYZ
4 May — 11 May1
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 29 April 2025.

Round-trip from

C$ 395

One-way from

C$ 166

Popular in

February

Cheapest in

April

Average price

C$ 362

Good one-way deal

C$ 304 or less
3/6-7/6
  • 3/6-7/6
  • 3 total stops
  • 17h 52m total
  • Charleston to Ontario
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16/6
  • 16/6
  • 3 total stops
  • 24h 55m total
  • Charleston to Ontario
Search Deals
Highest demand for flights based on searches. 15% potential increase in price (C$ 167 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease (C$ 31 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 29 April 2025.

Tue 3/66:00 a.m.CHS - YYZ
2 stops11h 48mMultiple Airlines
Sat 7/64:20 p.m.YYZ - CHS
1 stop6h 04mMultiple Airlines
Deal found 28/4C$ 395
Tue 3/66:00 a.m.CHS - YTZ
1 stop15h 20mMultiple Airlines
Sun 8/67:25 p.m.YTZ - CHS
1 stop17h 43mMultiple Airlines
Deal found 27/4C$ 438
Sat 21/69:42 a.m.CHS - YUL
2 stops38h 55mMultiple Airlines
Wed 25/610:30 a.m.YUL - CHS
2 stops22h 07mMultiple Airlines
Deal found 27/4C$ 513
Sun 1/68:43 p.m.CHS - YUL
1 stop17h 01mAmerican Airlines
Sat 7/610:35 a.m.YUL - CHS
1 stop6h 47mAmerican Airlines
Deal found 28/4C$ 581
Thu 4/910:00 a.m.CHS - YYZ
1 stop8h 13mDelta
Sun 7/97:59 a.m.YYZ - CHS
1 stop9h 46mDelta
Deal found 28/4C$ 646
Thu 5/64:55 p.m.CHS - YYZ
Nonstop2h 10mAir Canada
Sun 8/62:10 p.m.YYZ - CHS
Nonstop2h 06mAir Canada
Deal found 28/4C$ 668
Sat 31/54:55 p.m.CHS - YUL
1 stop5h 25mAir Canada
Sun 8/68:00 a.m.YUL - CHS
1 stop8h 16mAir Canada
Deal found 28/4C$ 671
Sat 2/810:31 a.m.CHS - YUL
1 stop8h 22mDelta
Sat 9/811:00 a.m.YUL - CHS
1 stop8h 10mDelta
Deal found 28/4C$ 752
Fri 6/64:55 p.m.CHS - YYZ
Nonstop2h 10mUnited Airlines
Sun 8/62:10 p.m.YYZ - CHS
Nonstop2h 06mUnited Airlines
Deal found 27/4C$ 765
Thu 14/82:44 p.m.CHS - YUL
2 stops17h 54mUnited Airlines
Sun 17/86:05 p.m.YUL - CHS
2 stops16h 09mUnited Airlines
Deal found 27/4C$ 770
Fri 13/66:20 p.m.CHS - YUL
1 stop24h 33mWestJet
Mon 16/66:45 p.m.YUL - CHS
1 stop5h 14mWestJet
Deal found 28/4C$ 813
Thu 3/76:20 a.m.CHS - YYZ
1 stop4h 04mWestJet
Mon 7/76:30 p.m.YYZ - CHS
2 stops17h 18mWestJet
Deal found 28/4C$ 820

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 29 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

Tue 3/6

6:00 a.m.-5:48 p.m.

2 stops11h 48m

Toronto Pearson Intl

Sat 7/6

4:20 p.m.-10:24 p.m.

1 stop6h 04m

C$ 395

CharlestonToronto

CHS - YTZ

CHSYTZ

Charleston

Tue 3/6

6:00 a.m.-9:20 p.m.

1 stop15h 20m

Toronto Island

Sun 8/6

7:25 p.m.-1:08 p.m.

1 stop17h 43m

C$ 438

CharlestonMontreal

CHS - YUL

CHSYUL

Charleston

Sat 21/6

9:42 a.m.-12:37 a.m.

2 stops38h 55m

Montreal Pierre Elliott Trudeau Intl

Wed 25/6

10:30 a.m.-8:37 a.m.

2 stops22h 07m

C$ 513

CharlestonMontreal

CHS - YUL

CHSYUL

Charleston

Sun 1/6

8:43 p.m.-1:44 p.m.

1 stop17h 01m

Montreal Pierre Elliott Trudeau Intl

Sat 7/6

10:35 a.m.-5:22 p.m.

1 stop6h 47m

C$ 581

CharlestonToronto

CHS - YYZ

CHSYYZ

Charleston

Thu 4/9

10:00 a.m.-6:13 p.m.

1 stop8h 13m

Toronto Pearson Intl

Sun 7/9

7:59 a.m.-5:45 p.m.

1 stop9h 46m

C$ 646

CharlestonToronto

CHS - YYZ

CHSYYZ

Charleston

Thu 5/6

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

Nonstop2h 10m

Toronto Pearson Intl

Sun 8/6

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

Nonstop2h 06m

C$ 668

CharlestonMontreal

CHS - YUL

CHSYUL

Charleston

Sat 31/5

4:55 p.m.-10:20 p.m.

1 stop5h 25m

Montreal Pierre Elliott Trudeau Intl

Sun 8/6

8:00 a.m.-4:16 p.m.

1 stop8h 16m

C$ 671

CharlestonMontreal

CHS - YUL

CHSYUL

Charleston

Sat 2/8

10:31 a.m.-6:53 p.m.

1 stop8h 22m

Montreal Pierre Elliott Trudeau Intl

Sat 9/8

11:00 a.m.-7:10 p.m.

1 stop8h 10m

C$ 752

CharlestonToronto

CHS - YYZ

CHSYYZ

Charleston

Fri 6/6

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

Nonstop2h 10m

Toronto Pearson Intl

Sun 8/6

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

Nonstop2h 06m

C$ 765

CharlestonMontreal

CHS - YUL

CHSYUL

Charleston

Thu 14/8

2:44 p.m.-8:38 a.m.

2 stops17h 54m

Montreal Pierre Elliott Trudeau Intl

Sun 17/8

6:05 p.m.-10:14 a.m.

2 stops16h 09m

C$ 770

Flights are sorted by cheapest round-trip flights first.

Deals found on 28/4

Showing 1-10 of 22 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 29 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 29 April 2025.

The most flights from CHS to CAON are scheduled on a Monday (2 on average). You will have fewer flight options on Thursday, 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 29 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
9,961 reviews
Check prices

Crew

8.5

Boarding

8.2

Comfort

7.9

Food

7.1

Overall

8.0

Entertainment

7.1

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
9,961 reviews
Alaska Airlines
8.0
Very good
9,961 reviews
Check prices

Crew

8.5

Boarding

8.2

Comfort

7.9

Food

7.1

Overall

8.0

Entertainment

7.1

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
7,929 reviews
Alaska Airlines
8.0
Very good
9,961 reviews
Check prices

Crew

8.5

Boarding

8.2

Comfort

7.9

Food

7.1

Overall

8.0

Entertainment

7.1

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
8,696 reviews
Alaska Airlines
8.0
Very good
9,961 reviews
Check prices

Crew

8.5

Boarding

8.2

Comfort

7.9

Food

7.1

Overall

8.0

Entertainment

7.1

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
9,961 reviews
Check prices

Crew

8.5

Boarding

8.2

Comfort

7.9

Food

7.1

Overall

8.0

Entertainment

7.1

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
2,823 reviews
Alaska Airlines
8.0
Very good
9,961 reviews
Check prices

Crew

8.5

Boarding

8.2

Comfort

7.9

Food

7.1

Overall

8.0

Entertainment

7.1

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 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 American Airlines (C$ 249), Air Canada (C$ 256), and United Airlines (C$ 348).

  • 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?

    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$ 304. While the most popular route (Charleston - Toronto Pearson Intl) can be booked for C$ 403 on average our data indicates C$ 323 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.
Charlotte to Vancouver Intl flights
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Myrtle Beach to Toronto Island flights
Greenville to Victoria flights
Savannah to Halifax flights
Myrtle Beach to Québec City flights
Hilton Head Island to Pierre Elliott Trudeau Intl flights
Greenville to Edmonton flights
Charleston to Edmonton flights
Charlotte to Moncton flights

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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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