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Cheap flights from Montreal to Greenville from C$ 427

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 14/10. Fares are subject to change and may not be available on all flights or dates of travel.
YMQ — GSP
19 Aug — 26 Aug1
1 adult

Cheap flight deals from Montreal to Greenville

Discover tips and strategies to find the most affordable flight options for your journey from Montreal (YMQ) to Greenville (GSP). 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 14 August 2025.

Round-trip from

C$ 743

One-way from

C$ 427

Popular in

July

Cheapest in

December

Average price

C$ 695
United Airlines
  • United Airlines
  • 12/9-14/9
  • 4 total stops
  • 37h 03m total
  • Montreal to Greenville
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United Airlines
  • United Airlines
  • 14/10
  • 1 total stop
  • 7h 34m total
  • Montreal to Greenville
Search Deals
Highest demand for flights based on searches. 23% potential increase in price (C$ 276 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease (C$ 49 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find flight deals from Montreal to Greenville

Cheapest flights from Montreal to Greenville
Explore the most affordable flight options available from Montreal to Greenville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 14 August 2025.

Fri 12/94:40 p.m.YUL - GSP
2 stops21h 36mUnited Airlines
Sun 14/96:02 a.m.GSP - YUL
2 stops15h 27mUnited Airlines
Deal found 14/8C$ 743
Thu 18/96:00 a.m.YUL - GSP
1 stop4h 44mDelta
Mon 22/96:54 p.m.GSP - YUL
2 stops15h 12mDelta
Deal found 13/8C$ 755
Fri 12/97:00 a.m.YUL - GSP
1 stop15h 41mDelta
Sun 14/96:54 p.m.GSP - YUL
1 stop4h 35mDelta
Deal found 14/8C$ 776
Thu 18/97:29 a.m.YUL - GSP
1 stop8h 05mAmerican Airlines
Mon 22/93:24 p.m.GSP - YUL
1 stop7h 08mAmerican Airlines
Deal found 13/8C$ 786
Thu 18/95:30 p.m.YUL - GSP
2 stops26h 55mWestJet
Mon 22/95:30 a.m.GSP - YUL
2 stops18h 57mWestJet
Deal found 13/8C$ 972
Fri 12/96:45 a.m.YUL - GSP
2 stops8h 45mWestJet
Sun 14/97:05 a.m.GSP - YUL
1 stop9h 00mWestJet
Deal found 14/8C$ 983
Fri 15/85:05 p.m.YUL - GSP
1 stop6h 37mDelta
Mon 25/86:59 p.m.GSP - YUL
1 stop15h 08mDelta
Deal found 14/8C$ 984
Fri 15/86:55 p.m.YUL - GSP
1 stop27h 29mWestJet
Mon 25/85:20 p.m.GSP - YUL
2 stops37h 48mWestJet
Deal found 13/8C$ 1,057
Wed 13/85:34 p.m.YUL - GSP
1 stop5h 16mAmerican Airlines
Wed 20/86:45 p.m.GSP - YUL
1 stop15h 06mAmerican Airlines
Deal found 13/8C$ 1,121

Cheapflights Fare Finder

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

Fly from

Montreal

Fly to

Greenville

Route

Depart

Return

Price

MontrealGreenville

YUL - GSP

YULGSP

Montreal Pierre Elliott Trudeau Intl

Fri 12/9

4:40 p.m.-2:16 p.m.

2 stops21h 36m

Greenville

Sun 14/9

6:02 a.m.-9:29 p.m.

2 stops15h 27m

C$ 743

MontrealGreenville

YUL - GSP

YULGSP

Montreal Pierre Elliott Trudeau Intl

Thu 18/9

6:00 a.m.-10:44 a.m.

1 stop4h 44m

Greenville

Mon 22/9

6:54 p.m.-10:06 a.m.

2 stops15h 12m

C$ 755

MontrealGreenville

YUL - GSP

YULGSP

Montreal Pierre Elliott Trudeau Intl

Fri 12/9

7:00 a.m.-10:41 p.m.

1 stop15h 41m

Greenville

Sun 14/9

6:54 p.m.-11:29 p.m.

1 stop4h 35m

C$ 776

MontrealGreenville

YUL - GSP

YULGSP

Montreal Pierre Elliott Trudeau Intl

Thu 18/9

7:29 a.m.-3:34 p.m.

1 stop8h 05m

Greenville

Mon 22/9

3:24 p.m.-10:32 p.m.

1 stop7h 08m

C$ 786

MontrealGreenville

YUL - GSP

YULGSP

Montreal Pierre Elliott Trudeau Intl

Thu 18/9

5:30 p.m.-8:25 p.m.

2 stops26h 55m

Greenville

Mon 22/9

5:30 a.m.-12:27 a.m.

2 stops18h 57m

C$ 972

MontrealGreenville

YUL - GSP

YULGSP

Montreal Pierre Elliott Trudeau Intl

Fri 12/9

6:45 a.m.-3:30 p.m.

2 stops8h 45m

Greenville

Sun 14/9

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

1 stop9h 00m

C$ 983

MontrealGreenville

YUL - GSP

YULGSP

Montreal Pierre Elliott Trudeau Intl

Tue 14/10

3:41 p.m.-11:15 p.m.

1 stop7h 34m

C$ 427

MontrealGreenville

YUL - GSP

YULGSP

Montreal Pierre Elliott Trudeau Intl

Tue 14/10

7:50 a.m.-2:49 p.m.

2 stops6h 59m

C$ 452

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/8

Best time to book a flight from Montreal to Greenville

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

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

Currently, January is the cheapest month in which you can book a flight from Montreal to Greenville (average of C$ 317). Flying from Montreal to Greenville in March is currently the most expensive (average of C$ 466). 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’s the top layover airport for flights from Montreal to Greenville?

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

Washington, D.C. (IAD) – chosen by Cheapflights users on 67% of one-stop itineraries from Montreal to Greenville on Cheapflights.

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

Average round-trip fare for 1-stop flights from Montreal to Greenville, 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$ 469.

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

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

Flights via New York (LGA) have the shortest average one-way travel time for 1-stop routes: 4h 52m.

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

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

Flights via New York (LGA) offer the fastest connection on this route, with an average layover time of 0h 54m.

Reviews of airlines servicing Greenville

Get insights into the airlines that provide service to Greenville. 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 Greenville. Reviews last updated 14 August 2025.
See what other customers who have flown with WestJet from Montreal to Greenville have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
WestJet
7.2
Good
3,015 reviews
Check prices

Boarding

7.4

Entertainment

6.1

Overall

7.2

Comfort

7.0

Food

6.2

Crew

7.9

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
3,015 reviews
WestJet
7.2
Good
3,015 reviews
Check prices

Boarding

7.4

Entertainment

6.1

Overall

7.2

Comfort

7.0

Food

6.2

Crew

7.9

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 Greenville. 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 Greenville from Montreal?

    If you book a flight to Greenville from Montreal, you will be flying to Greenville, which is the city’s only airport. Greenville (GSP) is located 16.7 km from the centre of Greenville. There are 0 flights from Montreal to Greenville per day from 1 airline.

  • What is the cheapest airline to fly from Montreal to Greenville round-trip?

    Our cheapest airline available from Montreal to Greenville is WestJet. Our recent data shows that you can find tickets from as low as C$ 459 on this airline. WestJet is currently priced 28% below the average price you’ll pay for this route.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Montreal to Greenville (average of C$ 317). Flying from Montreal to Greenville in March is currently the most expensive (average of C$ 466). 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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Top airline flying from Montreal to Greenville

Discover the top airline that operate flights from Montreal to Greenville. 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 14 August 2025.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapestC$ 459AverageC$ 589FlexibilityNo cancel feeOn-time60%
Search WestJet flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Montreal to Greenville?

Cheapflights helps you search for flights from Montreal to Greenville via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Montreal to Greenville?

Millions of users choose and trust Cheapflights to book the best flight deals from Montreal to Greenville 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 Montreal to Greenville with no change fees?

Certainly. Search results for flights to Greenville from Montreal 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 Montreal to Greenville become cheaper?

Not ready to book yet? You can track prices for flights from Montreal to Greenville on Cheapflights with our Price Alert feature and get notified when better prices are available.

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