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Cheap flights from Montreal to Charleston from C$ 230

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 28/10. Fares are subject to change and may not be available on all flights or dates of travel.
YMQ — CHS
11 Oct — 18 Oct1
1 adult
1 adult, Economy

Cheap flight deals from Montreal to Charleston

Discover tips and strategies to find the most affordable flight options for your journey from Montreal (YMQ) to Charleston (CHS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 11 September 2025.

Round-trip from

C$ 434

One-way from

C$ 230

Popular in

August

Cheapest in

January

Average price

C$ 636
25/10-1/11
  • 25/10-1/11
  • 3 total stops
  • 33h 16m total
  • Montreal to Charleston
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28/10
  • 28/10
  • 2 total stops
  • 7h 16m total
  • Montreal to Charleston
Search Deals
Highest demand for flights based on searches. 10% potential increase in price (C$ 104 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease (C$ 26 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Montreal to Charleston

Cheapest flights from Montreal to Charleston
Explore the most affordable flight options available from Montreal to Charleston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 September 2025.

Sat 25/106:55 a.m.YUL - CHS
2 stops11h 46mMultiple Airlines
Sat 1/117:55 p.m.CHS - YUL
1 stop21h 30mMultiple Airlines
Deal found 11/9C$ 434
Sun 5/106:55 a.m.YUL - CHS
2 stops9h 18mMultiple Airlines
Wed 8/107:55 p.m.CHS - YUL
1 stop22h 00mMultiple Airlines
Deal found 11/9C$ 497
Fri 3/106:55 a.m.YUL - CHS
2 stops10h 12mMultiple Airlines
Mon 6/109:10 p.m.CHS - YUL
1 stop20h 45mMultiple Airlines
Deal found 10/9C$ 507
Sat 25/109:28 a.m.YUL - CHS
1 stop23h 24mDelta
Sat 1/114:14 p.m.CHS - YUL
2 stops17h 23mDelta
Deal found 11/9C$ 532
Wed 10/124:00 p.m.YUL - CHS
2 stops24h 45mMultiple Airlines
Wed 7/111:40 a.m.CHS - YUL
1 stop4h 45mMultiple Airlines
Deal found 11/9C$ 534
Thu 18/96:45 a.m.YUL - CHS
2 stops26h 20mMultiple Airlines
Thu 25/912:08 p.m.CHS - YUL
1 stop26h 42mMultiple Airlines
Deal found 11/9C$ 583
Fri 26/96:45 a.m.YUL - CHS
2 stops52h 00mMultiple Airlines
Fri 3/106:08 p.m.CHS - YUL
1 stop23h 47mMultiple Airlines
Deal found 10/9C$ 594

Cheapflights Fare Finder

 
Customize your flight search to find flights from Montreal 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 11 September 2025.
Use the filters below to find and compare flights from Montreal to Charleston that are best for you.

Fly from

Montreal

Fly to

Charleston

Route

Depart

Return

Price

MontrealCharleston

YUL - CHS

YULCHS

Montreal Pierre Elliott Trudeau Intl

Mon 20/10

6:55 a.m.-6:13 p.m.

2 stops11h 18m

Charleston

Fri 24/10

7:15 p.m.-5:55 p.m.

1 stop22h 40m

C$ 412

MontrealCharleston

YUL - CHS

YULCHS

Montreal Pierre Elliott Trudeau Intl

Fri 24/10

6:35 p.m.-6:41 p.m.

1 stop24h 06m

Charleston

Fri 31/10

9:10 p.m.-1:00 p.m.

2 stops15h 50m

C$ 425

MontrealCharleston

YUL - CHS

YULCHS

Montreal Pierre Elliott Trudeau Intl

Sat 25/10

6:55 a.m.-6:41 p.m.

2 stops11h 46m

Charleston

Sat 1/11

7:55 p.m.-5:25 p.m.

1 stop21h 30m

C$ 434

MontrealCharleston

YUL - CHS

YULCHS

Montreal Pierre Elliott Trudeau Intl

Sun 5/10

6:55 a.m.-4:13 p.m.

2 stops9h 18m

Charleston

Wed 8/10

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

1 stop22h 00m

C$ 497

MontrealCharleston

YUL - CHS

YULCHS

Montreal Pierre Elliott Trudeau Intl

Fri 3/10

6:55 a.m.-5:07 p.m.

2 stops10h 12m

Charleston

Mon 6/10

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

1 stop20h 45m

C$ 507

MontrealCharleston

YUL - CHS

YULCHS

Montreal Pierre Elliott Trudeau Intl

Sat 25/10

9:28 a.m.-8:52 a.m.

1 stop23h 24m

Charleston

Sat 1/11

4:14 p.m.-9:37 a.m.

2 stops17h 23m

C$ 532

MontrealCharleston

YUL - CHS

YULCHS

Montreal Pierre Elliott Trudeau Intl

Wed 10/12

4:00 p.m.-4:45 p.m.

2 stops24h 45m

Charleston

Wed 7/1

11:40 a.m.-4:25 p.m.

1 stop4h 45m

C$ 534

MontrealCharleston

YUL - CHS

YULCHS

Montreal Pierre Elliott Trudeau Intl

Wed 12/11

6:45 a.m.-10:45 a.m.

2 stops28h 00m

Charleston

Wed 26/11

5:40 p.m.-3:10 p.m.

1 stop21h 30m

C$ 553

MontrealCharleston

YUL - CHS

YULCHS

Montreal Pierre Elliott Trudeau Intl

Tue 28/10

11:25 a.m.-6:41 p.m.

2 stops7h 16m

C$ 230

MontrealCharleston

YUL - CHS

YULCHS

Montreal Pierre Elliott Trudeau Intl

Thu 2/10

6:55 a.m.-9:05 a.m.

3 stops26h 10m

C$ 240

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/9

Showing 1-10 of 14 results
1
2

Best time to book a flight from Montreal to Charleston

Have a flexible travel schedule? Discover the best time to fly to Charleston from Montreal 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 Montreal to Charleston

What is the cheapest month to book a flight from Montreal to Charleston?

Currently, September is the cheapest month in which you can book a flight from Montreal to Charleston (average of C$ 407). Flying from Montreal 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 YMQ to CHS?

Find hourly flight availability from Montreal 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 11 September 2025.

When flying from Montreal to Charleston, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 8% versus a flight at noon.

What’s the top layover airport for flights from Montreal to Charleston?

Share of one-stop round-trip flights from Montreal to Charleston chosen by Cheapflights users in the past 12 months, using the same layover each way.

Atlanta (ATL) – chosen by Cheapflights users on 50% of one-stop itineraries from Montreal to Charleston on Cheapflights.

What’s the cheapest layover airport for flights from Montreal to Charleston?

Average round-trip fare for 1-stop flights from Montreal to Charleston, chosen by Cheapflights users in the past 12 months, with the same layover each way.

Newark (EWR) is the most affordable 1-stop option, with an average round-trip price of C$ 430.

What’s the fastest layover option from Montreal to Charleston?

Shortest average travel time for 1-stop one-way flights from Montreal to Charleston, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.

Flights via Washington, D.C. (IAD) have the shortest average one-way travel time for 1-stop routes: 4h 41m.

Which airport typically offers the quickest layover for flights from Montreal to Charleston?

Average layover duration for 1-stop one-way flights from Montreal to Charleston, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Detroit (DTW) offer the fastest connection on this route, with an average layover time of 0h 58m.

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 11 September 2025.
Read through reviews of airlines operating flights from Montreal to Charleston, such as WestJet and Air Canada. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
WestJet
7.2
Good
3,091 reviews
Check prices

Entertainment

6.1

Food

6.2

Overall

7.2

Comfort

7.1

Crew

7.9

Boarding

7.4

Reviews

1 / 20
2.0
Mediocre

Anonymous,Aug 2025

YYJ - YVR

everything was good except we were so delayed we had to sleep on the floor in the vancouver airport … we were stranded there for 12 hours, no vouchers, no compensation, just a cold floor and we arrived at our final destination the following afternoon
WestJet
7.2
Good
3,091 reviews
WestJet
7.2
Good
3,091 reviews
Check prices

Entertainment

6.1

Food

6.2

Overall

7.2

Comfort

7.1

Crew

7.9

Boarding

7.4

Reviews

1 / 20
2.0
Mediocre

Anonymous,Aug 2025

YYJ - YVR

everything was good except we were so delayed we had to sleep on the floor in the vancouver airport … we were stranded there for 12 hours, no vouchers, no compensation, just a cold floor and we arrived at our final destination the following afternoon
Air Canada
7.1
Good
10,000 reviews
WestJet
7.2
Good
3,091 reviews
Check prices

Entertainment

6.1

Food

6.2

Overall

7.2

Comfort

7.1

Crew

7.9

Boarding

7.4

Reviews

1 / 20
2.0
Mediocre

Anonymous,Aug 2025

YYJ - YVR

everything was good except we were so delayed we had to sleep on the floor in the vancouver airport … we were stranded there for 12 hours, no vouchers, no compensation, just a cold floor and we arrived at our final destination the following afternoon

Related info for your journey

Find useful and relevant information for your journey from Montreal 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 Montreal?

    If you book a flight to Charleston from Montreal, you will be flying to Charleston, which is the city’s only airport. Charleston (CHS) is located 16.5 km from the centre of Charleston. There are 0 flights from Montreal to Charleston per day from 4 different airlines.

  • What are the cheapest airlines flying from Montreal to Charleston round-trip?

    Cheapflights users have booked flights from Montreal to Charleston round-trip from C$ 335. Other airlines that can offer you cheap pricing are Air Canada, from C$ 394, and United Airlines, from C$ 451. You may be able to fly from Montreal to Charleston for 49% less than the average price by searching for these airlines.

  • Can I find deals for flights from Montreal to Charleston that include hotel bookings?

    Yes. In addition to deals on Montreal to Charleston flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Montreal to Charleston?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Montreal to Charleston.

  • Can I find deals for business class flights from Montreal to Charleston?

    Yes. Cheapflights offers flight deals from Montreal 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 Montreal to Charleston?

    Currently, September is the cheapest month in which you can book a flight from Montreal to Charleston (average of C$ 407). Flying from Montreal 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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Top 4 airlines flying from Montreal to Charleston

Discover the top 4 airlines that operate flights from Montreal 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 11 September 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapestC$ 335AverageC$ 654FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Air CanadaCheapestC$ 394AverageC$ 601FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapestC$ 451AverageC$ 619FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
WestJetCheapestC$ 513AverageC$ 710FlexibilityNo 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 Montreal to Charleston?

Deals for Montreal to Charleston 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 Montreal to Charleston?

Cheapflights helps you find that perfect flight to Charleston from Montreal 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 Montreal to Charleston with no change fees?

Yes, we can. To see specific flights from Montreal to Charleston with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Charleston from Montreal today and book when prices fit your budget.

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