$226+ Cheap flights from Buffalo (BUF) to Montreal (YMQ)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/20. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — YMQ
Oct 17 — Oct 241
Round-trip
1 adult, Economy
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Find cheap flights from Buffalo to Montreal with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Buffalo to Montreal
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Cheapest flights from Buffalo to MontrealExplore the most affordable flight options available from Buffalo to Montreal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 17, 2026.
Explore the most affordable flight options available from Buffalo to Montreal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 17, 2026.
This American Airlines deal was found by Cheapflights users on 9/12. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/277:00 am -
1 stop5h 26m
Tue 10/610:32 am -
1 stop6h 38m
Deal found 9/12![American Airlines logo]()
$564
This Delta deal was found by Cheapflights users on 9/15. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/316:00 am -
1 stop7h 38m
Sat 11/72:28 pm -
1 stop6h 20m
Deal found 9/15![Delta logo]()
$572
This American Airlines deal was found by Cheapflights users on 9/15. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/16:00 am -
1 stop3h 49m
Wed 10/710:32 am -
1 stop6h 38m
Deal found 9/15![American Airlines logo]()
$573
This Delta deal was found by Cheapflights users on 9/13. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/276:00 am -
1 stop7h 31m
Tue 10/69:30 am -
1 stop7h 58m
Deal found 9/13![Delta logo]()
$580
This American Airlines deal was found by Cheapflights users on 9/13. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/136:08 am -
1 stop3h 44m
Tue 10/207:40 am -
1 stop6h 47m
Deal found 9/13![American Airlines logo]()
$581
This Gotogate deal was found by Cheapflights users on 9/13. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/277:00 am -
2 stops9h 21m
Tue 10/66:30 pm -
1 stop14h 59m
Deal found 9/13![Air Canada logo]()
$591
This Delta deal was found by Cheapflights users on 9/13. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/112:10 pm -
1 stop4h 48m
Sun 10/187:50 pm -
1 stop13h 20m
Deal found 9/13![Delta logo]()
$592
This American Airlines deal was found by Cheapflights users on 9/14. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/296:00 am -
2 stops9h 27m
Thu 11/57:33 am -
2 stops8h 12m
Deal found 9/14![American Airlines logo]()
$596
This American Airlines deal was found by Cheapflights users on 9/12. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/106:00 am -
1 stop6h 23m
Sun 12/131:04 pm -
1 stop5h 32m
Deal found 9/12![American Airlines logo]()
$624
Best flights from Buffalo to MontrealDiscover carefully curated flight deals from Buffalo to Montreal that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 17, 2026.
Discover carefully curated flight deals from Buffalo to Montreal that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 17, 2026.
This American Airlines deal was found by Cheapflights users on 9/12. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/277:00 am -
1 stop5h 26m
Tue 10/610:32 am -
1 stop6h 38m
Deal found 9/12![American Airlines logo]()
$564
This Delta deal was found by Cheapflights users on 9/15. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/316:00 am -
1 stop7h 38m
Sat 11/72:28 pm -
1 stop6h 20m
Deal found 9/15![Delta logo]()
$572
This United Airlines deal was found by Cheapflights users on 9/15. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2010:46 am -
1 stop6h 44m
Wed 10/219:45 am -
1 stop6h 58m
Deal found 9/15![United Airlines logo]()
$654
This American Airlines deal was found by Cheapflights users on 9/15. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/16:00 am -
1 stop3h 49m
Wed 10/710:32 am -
1 stop6h 38m
Deal found 9/15![American Airlines logo]()
$573
This Delta deal was found by Cheapflights users on 9/13. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/112:10 pm -
1 stop4h 48m
Sun 10/187:50 pm -
1 stop13h 20m
Deal found 9/13![Delta logo]()
$592
This American Airlines deal was found by Cheapflights users on 9/14. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/296:00 am -
2 stops9h 27m
Thu 11/57:33 am -
1 stop7h 28m
Deal found 9/14![American Airlines logo]()
$591
This Delta deal was found by Cheapflights users on 9/13. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/26:00 am -
1 stop7h 31m
Mon 10/52:25 pm -
1 stop8h 32m
Deal found 9/13![Delta logo]()
$642
This American Airlines deal was found by Cheapflights users on 9/13. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/26:00 am -
1 stop3h 49m
Mon 10/510:32 am -
2 stops11h 03m
Deal found 9/13![American Airlines logo]()
$634
Last-minute flights from Buffalo to MontrealDiscover last-minute flight deals from Buffalo to Montreal. Data last updated September 17, 2026 and is based on user searches.
Discover last-minute flight deals from Buffalo to Montreal. Data last updated September 17, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 9/12. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/277:00 am -
1 stop5h 26m
Tue 10/610:32 am -
1 stop6h 38m
Deal found 9/12![American Airlines logo]()
$564
This Delta deal was found by Cheapflights users on 9/13. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/276:00 am -
1 stop7h 31m
Tue 10/69:30 am -
1 stop7h 58m
Deal found 9/13![Delta logo]()
$580
This Gotogate deal was found by Cheapflights users on 9/13. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/277:00 am -
2 stops9h 21m
Tue 10/66:30 pm -
1 stop14h 59m
Deal found 9/13![Air Canada logo]()
$591
This American Airlines deal was found by Cheapflights users on 9/15. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/16:00 am -
1 stop3h 49m
Wed 10/710:32 am -
1 stop6h 38m
Deal found 9/15![American Airlines logo]()
$573
This Delta deal was found by Cheapflights users on 9/13. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/112:10 pm -
1 stop4h 48m
Sun 10/187:50 pm -
1 stop13h 20m
Deal found 9/13![Delta logo]()
$592
This American Airlines deal was found by Cheapflights users on 9/13. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/136:08 am -
1 stop3h 44m
Tue 10/207:40 am -
1 stop6h 47m
Deal found 9/13![American Airlines logo]()
$581
This American Airlines deal was found by Cheapflights users on 9/14. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/296:00 am -
2 stops9h 27m
Thu 11/57:33 am -
2 stops8h 12m
Deal found 9/14![American Airlines logo]()
$596
This Delta deal was found by Cheapflights users on 9/15. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/316:00 am -
1 stop7h 38m
Sat 11/72:28 pm -
1 stop6h 20m
Deal found 9/15![Delta logo]()
$572
One-way flights from Buffalo to MontrealSearch for one-way flight options from Buffalo to Montreal. Find affordable one-way fares based on user searches. Data last updated September 17, 2026.
Search for one-way flight options from Buffalo to Montreal. Find affordable one-way fares based on user searches. Data last updated September 17, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/14. 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.
Tue 10/206:51 pm -
2 stops29h 34m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/14![Multiple Airlines logo]()
$226
This American Airlines deal was found by Cheapflights users on 9/12. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/276:00 am -
2 stops9h 27m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/12![American Airlines logo]()
$257
This American Airlines deal was found by Cheapflights users on 9/14. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/205:40 pm -
1 stop16h 12m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/14![American Airlines logo]()
$260
This American Airlines deal was found by Cheapflights users on 9/12. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/26:00 am -
1 stop3h 49m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/12![American Airlines logo]()
$261
This American Airlines deal was found by Cheapflights users on 9/16. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/318:00 am -
1 stop8h 52m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/16![American Airlines logo]()
$262
This American Airlines deal was found by Cheapflights users on 9/12. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/2312:04 pm -
2 stops9h 22m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/12![American Airlines logo]()
$266
This Expedia deal was found by Cheapflights users on 9/13. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/186:30 am -
2 stops15h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/13![Air Canada logo]()
$293
This Kiwi.com deal was found by Cheapflights users on 9/12. 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.
Fri 10/21:40 pm -
2 stops41h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/12![Multiple Airlines logo]()
$321
This FlightHub deal was found by Cheapflights users on 9/16. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/173:53 pm -
1 stop7h 32m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/16![WestJet logo]()
$333
Find flight deals from Buffalo to Montreal
Discover tips and strategies to find the most affordable flight options for your journey from Buffalo (BUF) 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 September 17, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $555 (Delta) |
One-way from | $226 (Kiwi.com) |
Cheapflights Fare Finder
Customize your flight search to find flights from Buffalo 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 7,457,451 searches. Data last updated September 17, 2026.
Use the filters below to find and compare flights from Buffalo to Montreal that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BuffaloMontreal
BUF Buffalo - YUL Montreal Pierre Elliott Trudeau Intl
BUFYUL
Buffalo
Tue 10/20
6:51 pm-12:25 am
2 stops29h 34m
Montreal Pierre Elliott Trudeau Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$226
BuffaloMontreal
BUF Buffalo - YUL Montreal Pierre Elliott Trudeau Intl
BUFYUL
Buffalo
Tue 10/27
2:52 pm-9:30 pm
1 stop6h 38m
Montreal Pierre Elliott Trudeau Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$257
BuffaloMontreal
BUF Buffalo - YUL Montreal Pierre Elliott Trudeau Intl
BUFYUL
Buffalo
Tue 10/20
5:40 pm-9:52 am
1 stop16h 12m
Montreal Pierre Elliott Trudeau Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$260
BuffaloMontreal
BUF Buffalo - YUL Montreal Pierre Elliott Trudeau Intl
BUFYUL
Buffalo
Wed 11/18
10:00 am-6:58 pm
1 stop8h 58m
Montreal Pierre Elliott Trudeau Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$261
Quickest round-trip
BuffaloMontreal
BUF Buffalo - YUL Montreal Pierre Elliott Trudeau Intl
BUFYUL
Buffalo
Fri 10/2
6:00 am-9:49 am
1 stop3h 49m
Montreal Pierre Elliott Trudeau Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$261
BuffaloMontreal
BUF Buffalo - YUL Montreal Pierre Elliott Trudeau Intl
BUFYUL
Buffalo
Mon 11/23
4:25 pm-9:26 pm
1 stop5h 01m
Montreal Pierre Elliott Trudeau Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$261
BuffaloMontreal
BUF Buffalo - YUL Montreal Pierre Elliott Trudeau Intl
BUFYUL
Buffalo
Sat 10/31
8:00 am-4:52 pm
1 stop8h 52m
Montreal Pierre Elliott Trudeau Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$262
BuffaloMontreal
BUF Buffalo - YUL Montreal Pierre Elliott Trudeau Intl
BUFYUL
Buffalo
Wed 11/18
6:30 am-9:45 pm
2 stops15h 15m
Montreal Pierre Elliott Trudeau Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$293
BuffaloMontreal
BUF Buffalo - YUL Montreal Pierre Elliott Trudeau Intl
BUFYUL
Buffalo
Sun 9/27
7:00 am-12:26 pm
1 stop5h 26m
Montreal Pierre Elliott Trudeau Intl
Tue 10/6
10:32 am-5:10 pm
1 stop6h 38m
$564
BuffaloMontreal
BUF Buffalo - YUL Montreal Pierre Elliott Trudeau Intl
BUFYUL
Buffalo
Sat 10/31
6:00 am-1:38 pm
1 stop7h 38m
Montreal Pierre Elliott Trudeau Intl
Sat 11/7
2:28 pm-8:48 pm
1 stop6h 20m
$572
Showing 1-10 of 16 resultsSorted by cheapest first
Compare providers for flights from Buffalo 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 Buffalo to Montreal in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Buffalo-Montreal flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Buffalo-Montreal flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Buffalo-Montreal flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Buffalo-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 Buffalo-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 Buffalo to Montreal
Have a flexible travel schedule? Discover the best time to fly to Montreal from Buffalo with our price prediction graph.
BUF-YMQ
BUF-YUL
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 Buffalo to Montreal
BUF-YMQ
BUF-YUL
No data available for this route at this time. Please check back soon.
Related info for your journey
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