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Cheap flights from Charleston to Ontario from C$ 194

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 27/9. Fares are subject to change and may not be available on all flights or dates of travel.
CHS — YYZ
13 Sep — 20 Sep1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Charleston to Ontario

Enter your travel dates to find the best prices.

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 14 August 2026.

Thu 24/99:39 p.m. -
1 stop17h 16m
Mon 28/98:10 a.m. -
1 stop28h 21m
Deal found 9/8C$ 429
Thu 17/94:43 p.m. -
1 stop28h 12m
Mon 28/98:10 a.m. -
1 stop28h 21m
Deal found 11/8C$ 445
Tue 15/99:18 a.m. -
1 stop7h 22m
Mon 28/98:10 a.m. -
1 stop28h 21m
Deal found 11/8C$ 454
Thu 17/94:43 p.m. -
1 stop28h 12m
Tue 29/99:50 a.m. -
1 stop22h 48m
Deal found 11/8C$ 473
Tue 15/99:18 a.m. -
1 stop7h 22m
Tue 29/99:50 a.m. -
1 stop22h 48m
Deal found 11/8C$ 482
Mon 28/93:27 p.m. -
1 stop25h 13m
Thu 15/107:00 a.m. -
1 stop9h 03m
Deal found 11/8C$ 495
Mon 14/94:57 p.m. -
1 stop23h 58m
Mon 21/91:30 p.m. -
2 stops23h 01m
Deal found 10/8C$ 503
Thu 17/99:39 p.m. -
1 stop17h 16m
Sun 20/96:30 a.m. -
1 stop6h 53m
Deal found 12/8C$ 509
Sat 5/126:00 a.m. -
1 stop7h 10m
Tue 8/123:00 p.m. -
1 stop8h 19m
Deal found 12/8C$ 707
Tue 15/912:22 p.m. -
2 stops9h 20m
Sat 19/94:15 p.m. -
1 stop7h 31m
Deal found 12/8C$ 721
Fri 16/106:50 p.m. -
1 stop4h 35m
Wed 21/106:50 p.m. -
1 stop5h 09m
Deal found 9/8C$ 730
Wed 7/107:00 a.m. -
1 stop6h 50m
Sun 11/107:40 a.m. -
1 stop4h 53m
Deal found 11/8C$ 732

Find flight deals from Charleston to Ontario

Keep the following information in mind while searching for Charleston to Ontario flight deals. Data was last updated 14 August 2026.

Round-trip from

C$ 429

One-way from

C$ 194
24/9-28/9
  • 24/9-28/9
  • 2 total stops
  • 45h 37m total
  • Charleston to Ontario
Search Deals
27/9
  • 27/9
  • 2 total stops
  • 20h 50m total
  • Charleston to Ontario
Search Deals

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 14 August 2026.
Use the filters below to find and compare flights from Charleston to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

CharlestonToronto

CHS Charleston - YYZ Toronto Pearson Intl

CHSYYZ

Charleston

Wed 9/9

6:26 p.m.-9:59 p.m.

1 stop27h 33m

Toronto Pearson Intl

Fri 11/9

6:30 p.m.-9:34 a.m.

2 stops15h 04m

C$ 650

CharlestonToronto

CHS Charleston - YYZ Toronto Pearson Intl

CHSYYZ

Charleston

Tue 25/8

11:15 a.m.-4:55 p.m.

1 stop29h 40m

Toronto Pearson Intl

Mon 31/8

1:50 p.m.-8:38 a.m.

2 stops18h 48m

C$ 680

CharlestonMontreal

CHS Charleston - YUL Montreal Pierre Elliott Trudeau Intl

CHSYUL

Charleston

Sat 29/8

6:55 a.m.-11:56 a.m.

1 stop5h 01m

Montreal Pierre Elliott Trudeau Intl

Sat 5/9

7:00 a.m.-1:52 p.m.

1 stop6h 52m

C$ 707

CharlestonMontreal

CHS Charleston - YUL Montreal Pierre Elliott Trudeau Intl

CHSYUL

Charleston

Sat 5/12

6:00 a.m.-1:10 p.m.

1 stop7h 10m

Montreal Pierre Elliott Trudeau Intl

Tue 8/12

3:00 p.m.-11:19 p.m.

1 stop8h 19m

C$ 707

CharlestonMontreal

CHS Charleston - YUL Montreal Pierre Elliott Trudeau Intl

CHSYUL

Charleston

Sat 5/12

6:00 a.m.-12:23 p.m.

1 stop6h 23m

Montreal Pierre Elliott Trudeau Intl

Tue 8/12

1:04 p.m.-5:38 p.m.

1 stop4h 34m

C$ 707

CharlestonMontreal

CHS Charleston - YUL Montreal Pierre Elliott Trudeau Intl

CHSYUL

Charleston

Thu 10/9

2:32 p.m.-11:50 p.m.

1 stop9h 18m

Montreal Pierre Elliott Trudeau Intl

Wed 16/9

7:00 a.m.-1:07 p.m.

1 stop6h 07m

C$ 730

CharlestonMontreal

CHS Charleston - YUL Montreal Pierre Elliott Trudeau Intl

CHSYUL

Charleston

Sat 24/10

4:52 p.m.-10:52 p.m.

1 stop6h 00m

Montreal Pierre Elliott Trudeau Intl

Thu 29/10

1:06 p.m.-5:54 p.m.

1 stop4h 48m

C$ 730
Quickest round-trip

CharlestonMontreal

CHS Charleston - YUL Montreal Pierre Elliott Trudeau Intl

CHSYUL

Charleston

Fri 16/10

6:50 p.m.-11:25 p.m.

1 stop4h 35m

Montreal Pierre Elliott Trudeau Intl

Wed 21/10

6:50 p.m.-11:59 p.m.

1 stop5h 09m

C$ 730

CharlestonMontreal

CHS Charleston - YUL Montreal Pierre Elliott Trudeau Intl

CHSYUL

Charleston

Fri 16/10

6:00 a.m.-12:26 p.m.

1 stop6h 26m

Montreal Pierre Elliott Trudeau Intl

Wed 21/10

4:15 p.m.-12:05 a.m.

2 stops7h 50m

C$ 744

CharlestonMontreal

CHS Charleston - YUL Montreal Pierre Elliott Trudeau Intl

CHSYUL

Charleston

Mon 31/8

2:17 p.m.-11:52 p.m.

1 stop9h 35m

Montreal Pierre Elliott Trudeau Intl

Sat 5/9

2:29 p.m.-7:56 p.m.

1 stop5h 27m

C$ 746

Flights are sorted by cheapest round-trip flights first.

Deals found on 13/8

Showing 1-10 of 51 resultsSorted by cheapest first
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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 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 14 August 2026.

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.

How much does it cost to fly round-trip from Charleston to Region of Ontario?

Airfare is typical for this route at the moment.
Charleston to Region of Ontario flights typically cost between C$ 396 and C$ 842 in September.
The cheapest round-trip price found within the last 5 days was C$ 429 on Multiple Airlines (24 Sep-28 Sep).

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.

  • How long is the flight from Charleston to Region of Ontario?

    WestJet, Delta, and United Airlines can get you from Charleston to Region of Ontario in just under 5h 01m. Your travel time can differ by up to 22h 32m. Airlines will cover a distance of 1497 km. Both multi-stop and direct flights can be found to your destination and back.

  • 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 (79%), Jazz (79%) or United Airlines (79%) when booking your flight. These represent the most reliable airlines 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.

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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Greenville to Victoria flights
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Fly with Cheapflights

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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.

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

Of course! You can now track prices for flights from Charleston to Ontario and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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