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$311+ Cheap flights from Green Bay (GRB) 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 8/10. Fares are subject to change and may not be available on all flights or dates of travel.
GRB — YMQ
Jun 17 — Jun 241
Wed 6/17
Wed 6/24
1 adult, Economy
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Cheap flight deals from Green Bay to Montreal

Cheapest flights from Green Bay to Montreal
Explore the most affordable flight options available from Green Bay to Montreal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 18, 2026.

This American Airlines deal was found by Cheapflights users on 5/16. 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.
Tue 6/3012:59 pm
GRB
-
YUL
2 stops19h 51m
American Airlines
Tue 7/712:30 pm
YUL
-
GRB
1 stop21h 51m
American Airlines
Deal found 5/16$607
This American Airlines deal was found by Cheapflights users on 5/14. 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.
Sat 5/236:51 pm
GRB
-
YUL
2 stops18h 03m
American Airlines
Thu 6/1812:30 pm
YUL
-
GRB
1 stop21h 48m
American Airlines
Deal found 5/14$706
This American Airlines deal was found by Cheapflights users on 5/14. 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 6/1112:59 pm
GRB
-
YUL
2 stops19h 51m
American Airlines
Thu 6/1812:30 pm
YUL
-
GRB
1 stop12h 40m
American Airlines
Deal found 5/14$720
This American Airlines deal was found by Cheapflights users on 5/14. 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.
Sat 5/236:51 pm
GRB
-
YUL
2 stops18h 03m
American Airlines
Sat 5/305:33 pm
YUL
-
GRB
1 stop19h 12m
American Airlines
Deal found 5/14$721
This American Airlines deal was found by Cheapflights users on 5/13. 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 7/146:08 am
GRB
-
YUL
2 stops15h 48m
American Airlines
Sun 7/195:30 pm
YUL
-
GRB
1 stop20h 01m
American Airlines
Deal found 5/13$735

Find flight deals from Green Bay to Montreal

Discover tips and strategies to find the most affordable flight options for your journey from Green Bay (GRB) 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 May 18, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$607
(American Airlines)

One-way from

$311
(American Airlines)
Provider with most accurate pricing for Green Bay Austin-Straubel-Montreal (YMQ) flight deals.
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Provider most trusted by Cheapflights users for Green Bay Austin-Straubel-Montreal (YMQ) flights.
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From Green Bay Austin-Straubel to Montreal (YMQ)
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One-way flight from Green Bay Austin-Straubel to Montreal (YMQ)
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Green Bay 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 May 18, 2026.
Use the filters below to find and compare flights from Green Bay to Montreal that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Green BayMontreal

GRB - YUL

GRBYUL

Green Bay Austin-Straubel

Tue 6/30

12:59 pm-9:50 am

2 stops19h 51m

Montreal Pierre Elliott Trudeau Intl

Tue 7/7

12:30 pm-9:21 am

1 stop21h 51m

$607
Quickest round-trip

Green BayMontreal

GRB - YUL

GRBYUL

Green Bay Austin-Straubel

Thu 6/11

12:59 pm-9:50 am

2 stops19h 51m

Montreal Pierre Elliott Trudeau Intl

Thu 6/18

12:30 pm-12:10 am

1 stop12h 40m

$720

Green BayMontreal

GRB - YUL

GRBYUL

Green Bay Austin-Straubel

Tue 7/14

1:01 pm-11:43 am

1 stop21h 42m

Montreal Pierre Elliott Trudeau Intl

Sun 7/19

5:30 pm-12:31 pm

1 stop20h 01m

$785

Green BayMontreal

GRB - YUL

GRBYUL

Green Bay Austin-Straubel

Tue 7/14

6:00 pm-4:45 pm

2 stops21h 45m

Montreal Pierre Elliott Trudeau Intl

Sun 7/19

5:45 pm-8:30 pm

2 stops27h 45m

$844

Green BayMontreal

GRB - YUL

GRBYUL

Green Bay Austin-Straubel

Tue 7/14

6:52 pm-5:24 pm

2 stops21h 32m

Montreal Pierre Elliott Trudeau Intl

Sun 7/19

8:30 am-7:10 pm

2 stops11h 40m

$847
Cheapest one-way
Quickest one-way

Green BayMontreal

GRB - YUL

GRBYUL

Green Bay Austin-Straubel

Mon 8/10

6:54 pm-3:26 pm

2 stops19h 32m

$311

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/15

Sorted by cheapest first
  • Most accurate provider: When it comes to deals on Green Bay-Montreal flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Green Bay-Montreal flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Green Bay-Montreal flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Green Bay-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 Green Bay-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 Green Bay to Montreal

Have a flexible travel schedule? Discover the best time to fly to Montreal from Green Bay 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 Green Bay to Montreal
No data available for this route at this time. Please check back soon.

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 May 18, 2026.
Peruse reviews from past customers who have flown with United Airlines from Green Bay to Montreal to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,737 reviews

Food

6.6

Boarding

7.7

Entertainment

7.1

Overall

7.4

Crew

8.1

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Dynasty,May 2026

LAX - EWR

The food wasn’t nice - Hosts were not that kind.
United Airlines
7.4
Good
9,737 reviews
United Airlines
7.4
Good
9,737 reviews

Food

6.6

Boarding

7.7

Entertainment

7.1

Overall

7.4

Crew

8.1

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Dynasty,May 2026

LAX - EWR

The food wasn’t nice - Hosts were not that kind.

Related info for your journey

Find useful and relevant information for your journey from Green Bay 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 Green Bay to Montreal?

    For a flight from Green Bay to Montreal, you will be flying from Austin-Straubel. Green Bay Austin-Straubel (GRB) is just 5.9 mi from the center of the city. Austin-Straubel is the only Green Bay airport and it handles 0 outbound flights to Montreal per day. 0 airlines have flights to Montreal from Green Bay Austin-Straubel on a regular basis.

  • How long is the flight from Green Bay to Montreal?

    Airlines like American Airlines fly from Green Bay to Montreal in about 19h 51m. The time it takes to get you to your destination can typically vary by up to . Green Bay and Montreal are separated by a distance of 705 mi.

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

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

  • How can I find direct flights from Green Bay to Montreal?

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

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

    Yes. Cheapflights offers flight deals from Green Bay 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.

See more FAQs

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