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Cheap flights from Montreal to Charleston from C$ 269

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 28/4. Fares are subject to change and may not be available on all flights or dates of travel.
YMQ — CHS
15 Apr — 22 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Montreal to Charleston

Enter your travel dates to find the best prices.

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 16 March 2026.

Tue 21/49:30 a.m.
YUL
-
CHS
1 stop8h 37m
Delta
Thu 23/46:58 p.m.
CHS
-
YUL
1 stop13h 42m
Delta
Deal found 11/3C$ 572
Sun 24/510:36 a.m.
YUL
-
CHS
1 stop12h 05m
American Airlines
Fri 29/56:09 p.m.
CHS
-
YUL
1 stop15h 41m
American Airlines
Deal found 15/3C$ 632
Sat 11/47:00 a.m.
YUL
-
CHS
1 stop6h 44m
Delta
Tue 14/46:58 p.m.
CHS
-
YUL
1 stop13h 42m
Delta
Deal found 11/3C$ 641
Sun 29/34:55 p.m.
YUL
-
CHS
1 stop6h 32m
United Airlines
Tue 7/410:00 a.m.
CHS
-
YUL
1 stop4h 40m
United Airlines
Deal found 15/3C$ 645
Tue 21/42:20 p.m.
YUL
-
CHS
1 stop4h 39m
United Airlines
Thu 23/42:58 p.m.
CHS
-
YUL
1 stop9h 15m
United Airlines
Deal found 14/3C$ 646
Sun 29/38:10 p.m.
YUL
-
CHS
2 stops26h 03m
Multiple Airlines
Tue 7/412:04 p.m.
CHS
-
YUL
1 stop8h 11m
Multiple Airlines
Deal found 15/3C$ 683
Sun 24/57:15 p.m.
YUL
-
CHS
1 stop15h 58m
Multiple Airlines
Fri 29/512:08 p.m.
CHS
-
YUL
2 stops30h 07m
Multiple Airlines
Deal found 15/3C$ 691
Wed 27/59:30 a.m.
YUL
-
CHS
2 stops14h 29m
Delta
Sun 31/55:15 a.m.
CHS
-
YUL
1 stop6h 20m
Delta
Deal found 15/3C$ 696

Find 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 16 March 2026.

Round-trip from

C$ 572

One-way from

C$ 269

Popular in

February

Cheapest in

April

Average price

C$ 711
Delta
  • Delta
  • 21/4-23/4
  • 2 total stops
  • 22h 19m total
  • Montreal to Charleston
Search Deals
28/4
  • 28/4
  • 2 total stops
  • 19h 18m total
  • Montreal to Charleston
Search Deals
Highest demand for flights based on searches. 17% potential increase in price (C$ 247 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 10% potential price decrease (C$ 113 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

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 16 March 2026.
Use the filters below to find and compare flights from Montreal to Charleston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MontrealCharleston

YUL - CHS

YULCHS

Montreal Pierre Elliott Trudeau Intl

Tue 21/4

9:30 a.m.-6:07 p.m.

1 stop8h 37m

Charleston

Thu 23/4

6:58 p.m.-8:40 a.m.

1 stop13h 42m

C$ 572
Quickest round-trip

MontrealCharleston

YUL - CHS

YULCHS

Montreal Pierre Elliott Trudeau Intl

Sun 29/3

4:55 p.m.-11:27 p.m.

1 stop6h 32m

Charleston

Tue 7/4

10:00 a.m.-2:40 p.m.

1 stop4h 40m

C$ 645

MontrealCharleston

YUL - CHS

YULCHS

Montreal Pierre Elliott Trudeau Intl

Tue 21/4

2:20 p.m.-6:59 p.m.

1 stop4h 39m

Charleston

Thu 23/4

2:58 p.m.-12:13 a.m.

1 stop9h 15m

C$ 646

MontrealCharleston

YUL - CHS

YULCHS

Montreal Pierre Elliott Trudeau Intl

Fri 17/4

7:41 p.m.-2:17 p.m.

1 stop18h 36m

Charleston

Sun 19/4

2:20 p.m.-11:51 p.m.

1 stop9h 31m

C$ 718

MontrealCharleston

YUL - CHS

YULCHS

Montreal Pierre Elliott Trudeau Intl

Fri 15/5

7:44 p.m.-2:47 p.m.

1 stop19h 03m

Charleston

Mon 18/5

6:15 a.m.-11:35 a.m.

1 stop5h 20m

C$ 728

MontrealCharleston

YUL - CHS

YULCHS

Montreal Pierre Elliott Trudeau Intl

Fri 17/4

10:15 a.m.-9:53 p.m.

2 stops11h 38m

Charleston

Sun 19/4

3:01 p.m.-12:30 a.m.

1 stop9h 29m

C$ 745

MontrealCharleston

YUL - CHS

YULCHS

Montreal Pierre Elliott Trudeau Intl

Fri 15/5

12:40 p.m.-11:59 p.m.

1 stop11h 19m

Charleston

Mon 18/5

6:15 a.m.-11:35 a.m.

1 stop5h 20m

C$ 776
Cheapest one-way

MontrealCharleston

YUL - CHS

YULCHS

Montreal Pierre Elliott Trudeau Intl

Fri 17/4

5:10 p.m.-11:08 a.m.

1 stop17h 58m

C$ 322

MontrealCharleston

YUL - CHS

YULCHS

Montreal Pierre Elliott Trudeau Intl

Sat 25/4

12:55 p.m.-11:24 a.m.

2 stops22h 29m

C$ 342

MontrealCharleston

YUL - CHS

YULCHS

Montreal Pierre Elliott Trudeau Intl

Sat 25/4

8:00 a.m.-10:06 p.m.

2 stops38h 06m

C$ 342

Flights are sorted by cheapest round-trip flights first.

Deals found on 15/3

Showing 1-10 of 16 resultsSorted by cheapest first
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, January is the cheapest month in which you can book a flight from Montreal to Charleston (average of C$ 86). Flying from Montreal to Charleston in February is currently the most expensive (average of C$ 881). 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.

How much does it cost to fly round-trip from Montreal to Charleston?

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.

Detroit (DTW) – 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.

Detroit (DTW) is the most affordable 1-stop option, with an average round-trip price of C$ 504.

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 Detroit (DTW) have the shortest average one-way travel time for 1-stop routes: 4h 48m.

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 Atlanta (ATL) offer the fastest connection on this route, with an average layover time of 0h 54m.

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 16 March 2026.
Read through reviews of airlines operating flights from Montreal to Charleston, such as WestJet. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
WestJet
7.2
Good
3,295 reviews
Check prices

Overall

7.2

Boarding

7.4

Comfort

7.0

Crew

7.9

Entertainment

6.1

Food

6.2

Reviews

1 / 20
10.0
Excellent

Joseph,Feb 2026

YYJ - YEG

Is just a domestic flight can't complain at all..but everything is great..
WestJet
7.2
Good
3,295 reviews
WestJet
7.2
Good
3,295 reviews
Check prices

Overall

7.2

Boarding

7.4

Comfort

7.0

Crew

7.9

Entertainment

6.1

Food

6.2

Reviews

1 / 20
10.0
Excellent

Joseph,Feb 2026

YYJ - YEG

Is just a domestic flight can't complain at all..but everything is great..

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 2 different airlines.

  • How long is the flight from Montreal to Charleston?

    For as low as C$ 645, Delta can have you in Charleston from Montreal in 6h 32m. Montreal and Charleston are separated by a distance of 1497 km. Both multi-stop and direct flights can be found to your destination and back.

  • 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$ 377. Another airline that can offer you cheap pricing is WestJet. You may be able to fly from Montreal to Charleston for 54% 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, January is the cheapest month in which you can book a flight from Montreal to Charleston (average of C$ 86). Flying from Montreal to Charleston in February is currently the most expensive (average of C$ 881). 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

Travelling to a place near Charleston?

Book flights to Charleston if you plan to visit one of these locations
Walterboro

Browse thousands of different options on Cheapflights for your next trip

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Top 2 airlines flying from Montreal to Charleston

Discover the top 2 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 16 March 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 377AverageC$ 450FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
WestJetCheapestC$ 504AverageC$ 754FlexibilityNo 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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