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$145+ Cheap flights from Charleston (CHS) to Montreal (YMQ)

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 11/14. Fares are subject to change and may not be available on all flights or dates of travel.
CHS — YMQ
Nov 22 — Nov 291
Sat 11/22
Sat 11/29
1 adult, Economy
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Find flight deals from Charleston to Montreal

Cheapest flights from Charleston to Montreal
Explore the most affordable flight options available from Charleston to Montreal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 23, 2025.

This Kiwi.com deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/710:40 amCHS - YUL
1 stop29h 43mMultiple Airlines
Sun 12/145:25 pmYUL - CHS
2 stops16h 20mMultiple Airlines
Deal found 10/23$314
This Kiwi.com deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/38:31 amCHS - YUL
1 stop7h 54mMultiple Airlines
Sat 12/64:35 pmYUL - CHS
1 stop16h 02mMultiple Airlines
Deal found 10/21$339
This Kiwi.com deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/1111:55 amCHS - YUL
2 stops10h 50mMultiple Airlines
Sun 12/148:00 amYUL - CHS
1 stop25h 45mMultiple Airlines
Deal found 10/21$343
This Kiwi.com deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/268:31 amCHS - YUL
1 stop7h 54mMultiple Airlines
Thu 11/275:10 pmYUL - CHS
1 stop14h 16mMultiple Airlines
Deal found 10/21$353
This Kiwi.com deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/38:31 amCHS - YUL
1 stop7h 54mMultiple Airlines
Sun 1/45:25 pmYUL - CHS
2 stops15h 32mMultiple Airlines
Deal found 10/21$416
This Kiwi.com deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/66:11 pmCHS - YUL
1 stop22h 14mMultiple Airlines
Sun 11/98:00 amYUL - CHS
1 stop14h 42mMultiple Airlines
Deal found 10/21$422

Cheap flight deals from Charleston to Montreal

Discover tips and strategies to find the most affordable flight options for your journey from Charleston (CHS) to Montreal (YMQ). 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 October 23, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$314
(Kiwi.com)

One-way from

$145
(Trip.com)

Popular in

May

Cheapest in

April

Average price

$542
Provider with most accurate pricing for Charleston-Montreal (YMQ) flight deals.
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Provider most trusted by Cheapflights users for Charleston-Montreal (YMQ) flights.
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From Charleston to Montreal (YMQ)
Search Deals
One-way flight from Charleston to Montreal (YMQ)
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Highest demand for flights based on searches. 4% potential increase in price ($26 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($18 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Charleston to Montreal 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 2,558,603 searches. Data last updated October 23, 2025.
Use the filters below to find and compare flights from Charleston to Montreal that are best for you.

Fly from

Charleston

Fly to

Montreal

Route

Depart

Return

Price

CharlestonMontreal

CHS - YUL

CHSYUL

Charleston

Sun 12/7

10:40 am-4:23 pm

1 stop29h 43m

Montreal Pierre Elliott Trudeau Intl

Sun 12/14

5:25 pm-9:45 am

2 stops16h 20m

$314

CharlestonMontreal

CHS - YUL

CHSYUL

Charleston

Thu 12/11

11:55 am-10:45 pm

2 stops10h 50m

Montreal Pierre Elliott Trudeau Intl

Sun 12/14

8:00 am-9:45 am

1 stop25h 45m

$343

CharlestonMontreal

CHS - YUL

CHSYUL

Charleston

Wed 11/26

8:31 am-4:25 pm

1 stop7h 54m

Montreal Pierre Elliott Trudeau Intl

Thu 11/27

5:10 pm-7:26 am

1 stop14h 16m

$353

CharlestonMontreal

CHS - YUL

CHSYUL

Charleston

Wed 12/3

8:31 am-4:25 pm

1 stop7h 54m

Montreal Pierre Elliott Trudeau Intl

Sun 1/4

5:25 pm-8:57 am

2 stops15h 32m

$416

CharlestonMontreal

CHS - YUL

CHSYUL

Charleston

Wed 12/3

8:31 am-4:55 pm

3 stops32h 24m

Montreal Pierre Elliott Trudeau Intl

Sat 12/6

3:55 pm-9:45 am

2 stops17h 50m

$418

CharlestonMontreal

CHS - YUL

CHSYUL

Charleston

Thu 11/6

6:11 pm-4:25 pm

1 stop22h 14m

Montreal Pierre Elliott Trudeau Intl

Sun 11/9

8:00 am-10:42 pm

1 stop14h 42m

$422

CharlestonMontreal

CHS - YUL

CHSYUL

Charleston

Mon 11/17

9:02 am-4:25 pm

1 stop7h 23m

Montreal Pierre Elliott Trudeau Intl

Mon 11/17

7:25 pm-5:06 pm

2 stops21h 41m

$476

CharlestonMontreal

CHS - YUL

CHSYUL

Charleston

Fri 11/14

7:00 am-3:10 pm

1 stop8h 10m

$145

CharlestonMontreal

CHS - YUL

CHSYUL

Charleston

Mon 11/17

9:02 am-4:25 pm

1 stop7h 23m

$149

CharlestonMontreal

CHS - YUL

CHSYUL

Charleston

Tue 11/4

2:59 pm-12:35 am

2 stops33h 36m

$161

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/23

Showing 1-10 of 14 results
1
2

Compare providers for flights from Charleston to Montreal

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Charleston to Montreal in October.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Charleston-Montreal flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Charleston-Montreal flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Charleston-Montreal flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Charleston-Montreal flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Charleston-Montreal flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Charleston to Montreal

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

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

Currently, May is the cheapest month in which you can book a flight from Charleston to Montreal (average of $172). Flying from Charleston to Montreal in September is currently the most expensive (average of $763). 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 Charleston to Montreal?

Reviews of airlines servicing Montreal

Get insights into the airlines that provide service to Montreal. 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 Montreal. Reviews last updated October 23, 2025.
See what other customers who have flown with Delta, American Airlines, and WestJet from Charleston to Montreal have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
7,981 reviews

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Overall

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Delta
7.9
Good
7,981 reviews
Delta
7.9
Good
7,981 reviews

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Overall

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
American Airlines
7.2
Good
11,031 reviews
Delta
7.9
Good
7,981 reviews

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Overall

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
WestJet
7.2
Good
3,139 reviews
Delta
7.9
Good
7,981 reviews

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Overall

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.

Related info for your journey

Find useful and relevant information for your journey from Charleston to Montreal. 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 Montreal?

    If you book a flight to Montreal from Charleston, you will be flying from Charleston, which is the city’s only airport. Charleston (CHS) is located 10.2 mi from the center of Charleston. There are 0 flights from Charleston to Montreal per day from 2 different airlines.

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

    American Airlines, at $360, was found to be the cheapest airline from Charleston to Montreal. An alternate airline flying to your destination would be WestJet. Users have found that American Airlines is 39% cheaper than the other options available to this destination.

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

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

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

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

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

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

    Currently, May is the cheapest month in which you can book a flight from Charleston to Montreal (average of $172). Flying from Charleston to Montreal in September is currently the most expensive (average of $763). 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 2 airlines flying from Charleston to Montreal

Discover the top 2 airlines that operate flights from Charleston to Montreal. 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 2,558,603 searches. Data last updated October 23, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$360Average$706FlexibilityNo cancel feeOn-time71%
WestJetCheapest$455Average$665FlexibilityNo cancel feeOn-time60%

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