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$291+ Cheap flights from Green Bay (GRB) to Canada

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 9/15. Fares are subject to change and may not be available on all flights or dates of travel.
GRB — YYZ
Aug 30 — Sep 61
Sun 8/30
Sun 9/6
1 adult, Economy
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Cheap flight deals from Green Bay to Canada

Cheapest flights from Green Bay to Canada
Explore the most affordable flight options available from Green Bay to Canada. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 31, 2026.

This American Airlines deal was found by Cheapflights users on 7/27. 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 9/108:27 pm
GRB
-
YYC
1 stop28h 02m
American Airlines
Thu 9/177:00 am
YYC
-
GRB
1 stop16h 13m
American Airlines
Deal found 7/27$553
This American Airlines deal was found by Cheapflights users on 7/27. 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 10/138:15 pm
GRB
-
YYC
1 stop17h 36m
American Airlines
Tue 10/271:51 pm
YYC
-
GRB
1 stop9h 21m
American Airlines
Deal found 7/27$563
This American Airlines deal was found by Cheapflights users on 7/29. 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 9/135:43 am
GRB
-
YYZ
1 stop16h 43m
American Airlines
Sun 9/2011:40 am
YYZ
-
GRB
1 stop9h 16m
American Airlines
Deal found 7/29$581
This American Airlines deal was found by Cheapflights users on 7/29. 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 8/2712:26 pm
GRB
-
YYC
1 stop12h 16m
American Airlines
Mon 8/317:00 am
YYC
-
GRB
1 stop16h 16m
American Airlines
Deal found 7/29$583
This American Airlines deal was found by Cheapflights users on 7/29. 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 10/246:00 am
GRB
-
YYZ
2 stops11h 51m
American Airlines
Sat 10/312:15 pm
YYZ
-
GRB
2 stops10h 57m
American Airlines
Deal found 7/29$590
This American Airlines deal was found by Cheapflights users on 7/30. 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 9/144:04 pm
GRB
-
YYZ
1 stop19h 31m
American Airlines
Fri 9/187:15 pm
YYZ
-
GRB
1 stop15h 20m
American Airlines
Deal found 7/30$596
This American Airlines deal was found by Cheapflights users on 7/27. 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 9/104:04 pm
GRB
-
YYZ
1 stop17h 55m
American Airlines
Thu 9/177:00 pm
YYZ
-
GRB
1 stop15h 35m
American Airlines
Deal found 7/27$616
This Delta deal was found by Cheapflights users on 7/27. 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 8/156:57 am
GRB
-
YUL
1 stop8h 23m
Delta
Tue 8/189:30 am
YUL
-
GRB
2 stops12h 10m
Delta
Deal found 7/27$616
This American Airlines deal was found by Cheapflights users on 7/26. 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 8/205:55 am
GRB
-
YYZ
1 stop5h 38m
American Airlines
Tue 8/252:15 pm
YYZ
-
GRB
2 stops11h 01m
American Airlines
Deal found 7/26$621
This American Airlines deal was found by Cheapflights users on 7/27. 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 8/157:02 pm
GRB
-
YUL
2 stops19h 27m
American Airlines
Tue 8/1810:31 am
YUL
-
GRB
2 stops14h 45m
American Airlines
Deal found 7/27$622
This American Airlines deal was found by Cheapflights users on 7/30. 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 8/305:55 am
GRB
-
YYZ
1 stop7h 38m
American Airlines
Thu 9/37:20 am
YYZ
-
GRB
1 stop17h 56m
American Airlines
Deal found 7/30$632
This Kiwi.com deal was found by Cheapflights users on 7/26. 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 8/2011:07 am
GRB
-
YYZ
1 stop5h 17m
WestJet
Tue 8/256:10 am
YYZ
-
GRB
1 stop5h 17m
WestJet
Deal found 7/26$636

Find flight deals from Green Bay to Canada

Keep the following information in mind while searching for Green Bay to Canada flight deals. Data was last updated July 31, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$553
(American Airlines)

One-way from

$291
(American Airlines)
Provider with most accurate pricing for Green Bay Austin-Straubel-Toronto (YTO) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Green Bay Austin-Straubel-Toronto (YTO) flights.
Search Deals
From Green Bay Austin-Straubel to Canada
Search Deals
One-way flight from Green Bay Austin-Straubel to Canada
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Green Bay to Canada 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 July 31, 2026.
Use the filters below to find and compare flights from Green Bay to Canada that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Green BayCalgary

GRB - YYC

GRBYYC

Green Bay Austin-Straubel

Tue 10/13

8:15 pm-12:51 pm

1 stop17h 36m

Calgary

Tue 10/27

12:54 pm-9:22 am

2 stops19h 28m

$573

Green BayToronto

GRB - YYZ

GRBYYZ

Green Bay Austin-Straubel

Sat 10/24

6:00 am-6:51 pm

2 stops11h 51m

Toronto Pearson Intl

Sat 10/31

2:15 pm-12:12 am

2 stops10h 57m

$590

Green BayToronto

GRB - YYZ

GRBYYZ

Green Bay Austin-Straubel

Thu 9/10

4:04 pm-10:59 am

1 stop17h 55m

Toronto Pearson Intl

Thu 9/17

7:00 pm-9:35 am

1 stop15h 35m

$616

Green BayCalgary

GRB - YYC

GRBYYC

Green Bay Austin-Straubel

Thu 8/27

3:20 pm-11:42 pm

1 stop9h 22m

Calgary

Mon 8/31

6:45 am-12:16 am

2 stops16h 31m

$623
Quickest round-trip

Green BayMontreal

GRB - YUL

GRBYUL

Green Bay Austin-Straubel

Sat 8/29

11:45 am-5:30 pm

1 stop4h 45m

Montreal Pierre Elliott Trudeau Intl

Wed 9/2

6:10 am-11:55 am

1 stop6h 45m

$632

Green BayMontreal

GRB - YUL

GRBYUL

Green Bay Austin-Straubel

Sat 1/9

1:11 pm-9:01 pm

1 stop6h 50m

Montreal Pierre Elliott Trudeau Intl

Wed 1/13

6:10 am-1:55 pm

1 stop8h 45m

$632

Green BayMontreal

GRB - YUL

GRBYUL

Green Bay Austin-Straubel

Sat 8/15

3:46 pm-11:43 am

1 stop18h 57m

Montreal Pierre Elliott Trudeau Intl

Tue 8/18

12:30 pm-12:16 am

1 stop12h 46m

$632

Green BayToronto

GRB - YYZ

GRBYYZ

Green Bay Austin-Straubel

Sun 8/30

5:55 am-2:33 pm

1 stop7h 38m

Toronto Pearson Intl

Thu 9/3

7:20 am-12:16 am

1 stop17h 56m

$633

Green BayMontreal

GRB - YUL

GRBYUL

Green Bay Austin-Straubel

Sat 8/15

8:55 am-10:06 pm

2 stops12h 11m

Montreal Pierre Elliott Trudeau Intl

Tue 8/18

2:20 pm-11:19 pm

2 stops9h 59m

$647

Green BayToronto

GRB - YYZ

GRBYYZ

Green Bay Austin-Straubel

Fri 9/18

6:25 am-11:49 am

1 stop4h 24m

Toronto Pearson Intl

Tue 9/22

12:45 pm-9:04 pm

2 stops9h 19m

$671

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/27

Showing 1-10 of 25 resultsSorted by cheapest first
1
2
3

Best time to book a flight from Green Bay to Canada

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

No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Canada

Get insights into the airlines that provide service to Canada. 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 Canada. Reviews last updated July 31, 2026.
See what other customers who have flown with United Airlines from Green Bay to Canada have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
10,056 reviews

Comfort

7.3

Crew

8.1

Overall

7.4

Entertainment

7.1

Boarding

7.7

Food

6.7

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!
United Airlines
7.4
Good
10,056 reviews
United Airlines
7.4
Good
10,056 reviews

Comfort

7.3

Crew

8.1

Overall

7.4

Entertainment

7.1

Boarding

7.7

Food

6.7

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

Related info for your journey

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

    If you book a flight to Canada from Green Bay, you will be flying from Austin-Straubel, which is the city’s only airport. Green Bay Austin-Straubel (GRB) is located 5.9 mi from the center of Green Bay.

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

    There are many flights that can get you from Green Bay to Canada in 4h 45m. Fly via American Airlines or United Airlines to get the fastest option. Green Bay and Canada are separated by a distance of 705 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the most popular routes from Green Bay to Canada?

    When deciding which route to take from Green Bay to Canada consider Green Bay Austin-Straubel - Calgary, Green Bay Austin-Straubel - Toronto Pearson Intl or Green Bay Austin-Straubel - Québec City as they are the most popular.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Green Bay to Canada 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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Alternative routes for Green Bay to Canada

See prices for flight routes from nearby airports that may be better suited for you.
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Top airline flying from Green Bay to Canada

Discover the top airline that operate flights from Green Bay to Canada. 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 July 31, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$752Average$871FlexibilityNo cancel feeOn-time69%

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