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Cheap flights from Ontario to Green Bay from $331

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to Green Bay departing on 5/28. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Find the cheapest flights from Ontario to Green Bay

Cheap round-trip flights

Enter your travel dates to find the best prices.
Air Canada Logo
2:45 pm - 9:07 pm
YYZ
-
GRB
7h 22m
1 stop
Air Canada Logo
2:35 pm - 11:18 pm
GRB
-
YYZ
7h 43m
1 stop
$571Air Canada
Mon, May 18 - Wed, May 27
Delta Logo
6:10 am - 10:31 am
YYZ
-
GRB
5h 21m
1 stop
Delta Logo
4:19 pm - 11:14 pm
GRB
-
YYZ
5h 55m
1 stop
$605Delta
Fri, May 29 - Fri, Jun 5
American Airlines Logo
6:20 pm - 10:03 pm
YYZ
-
GRB
4h 43m
1 stop
American Airlines Logo
6:00 am - 2:35 pm
GRB
-
YYZ
7h 35m
2 stops
$610American Airlines
Mon, May 18 - Wed, May 27
United Airlines Logo
10:15 am - 2:00 pm
YYZ
-
GRB
4h 45m
1 stop
United Airlines Logo
5:00 am - 2:19 pm
GRB
-
YYZ
8h 19m
2 stops
$627United Airlines
Fri, May 29 - Fri, Jun 5
United Airlines Logo
2:30 pm - 9:37 pm
YYZ
-
GRB
8h 07m
2 stops
United Airlines Logo
1:15 pm - 7:37 pm
GRB
-
YYZ
5h 22m
1 stop
$634United Airlines
Tue, Apr 28 - Thu, Apr 30
Delta Logo
6:11 pm - 8:38 pm
YYZ
-
GRB
3h 27m
1 stop
Delta Logo
7:00 am - 1:24 pm
GRB
-
YYZ
5h 24m
1 stop
$635Delta
Tue, Apr 28 - Thu, Apr 30
Delta Logo
2:15 pm - 8:38 pm
YYZ
-
GRB
7h 23m
1 stop
Delta Logo
7:00 am - 1:24 pm
GRB
-
YYZ
5h 24m
1 stop
$714Delta
Tue, Apr 28 - Thu, Apr 30
American Airlines Logo
1:15 pm - 9:58 pm
YYZ
-
GRB
9h 43m
1 stop
American Airlines Logo
5:40 am - 10:53 am
GRB
-
YYZ
4h 13m
1 stop
$760American Airlines
Tue, Apr 28 - Thu, Apr 30
American Airlines Logo
12:45 pm - 9:58 pm
YYZ
-
GRB
10h 13m
2 stops
American Airlines Logo
5:24 pm - 11:29 pm
GRB
-
YYZ
5h 05m
1 stop
$770American Airlines
Tue, Apr 28 - Thu, Apr 30
United Airlines Logo
7:20 am - 2:13 pm
YYZ
-
GRB
7h 53m
2 stops
United Airlines Logo
10:40 am - 7:02 pm
GRB
-
YYZ
7h 22m
2 stops
$1,049United Airlines
Tue, Apr 28 - Thu, Apr 30

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United Airlines flights from Region of Ontario to Green Bay

Our best United Airlines deals on Region of Ontario to Green Bay flight tickets
United Airlines
May 29
YYZ10:15 amToronto Pearson Intl
4h 45m
1 stop
GRB2:00 pmGreen Bay Austin-Straubel
Jun 5
GRB5:00 amGreen Bay Austin-Straubel
8h 19m
2 stops
YYZ2:19 pmToronto Pearson Intl
$627
United Airlines
Apr 28
YYZ2:30 pmToronto Pearson Intl
8h 07m
2 stops
GRB9:37 pmGreen Bay Austin-Straubel
Apr 30
GRB1:15 pmGreen Bay Austin-Straubel
5h 22m
1 stop
YYZ7:37 pmToronto Pearson Intl
$634
United Airlines
Apr 28
YYZ7:30 amToronto Pearson Intl
7h 43m
2 stops
GRB2:13 pmGreen Bay Austin-Straubel
Apr 30
GRB1:15 pmGreen Bay Austin-Straubel
9h 44m
1 stop
YYZ11:59 pmToronto Pearson Intl
$635

Delta flights from Region of Ontario to Green Bay

Our best Delta deals on Region of Ontario to Green Bay flight tickets
Delta
May 29
YYZ6:10 amToronto Pearson Intl
5h 21m
1 stop
GRB10:31 amGreen Bay Austin-Straubel
Jun 5
GRB4:19 pmGreen Bay Austin-Straubel
5h 55m
1 stop
YYZ11:14 pmToronto Pearson Intl
$605
Delta
Apr 28
YYZ6:11 pmToronto Pearson Intl
3h 27m
1 stop
GRB8:38 pmGreen Bay Austin-Straubel
Apr 30
GRB7:00 amGreen Bay Austin-Straubel
5h 24m
1 stop
YYZ1:24 pmToronto Pearson Intl
$635
Delta
Apr 28
YYZ2:15 pmToronto Pearson Intl
7h 23m
1 stop
GRB8:38 pmGreen Bay Austin-Straubel
Apr 30
GRB7:00 amGreen Bay Austin-Straubel
5h 24m
1 stop
YYZ1:24 pmToronto Pearson Intl
$714

momondo Fare Finder

 
Customize your flight search to find flights from Region of Ontario to Green Bay 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, momondo users made 832,500 searches. Data last updated April 18, 2026.
Use the filters below to find and compare flights from Ontario to Green Bay that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

TorontoGreen Bay

YYZ - GRB

YYZGRB

Toronto Pearson Intl

Mon 5/18

2:45 pm-9:07 pm

1 stop7h 22m

Green Bay Austin-Straubel

Wed 5/27

2:35 pm-11:18 pm

1 stop7h 43m

$571

TorontoGreen Bay

YYZ - GRB

YYZGRB

Toronto Pearson Intl

Fri 5/29

6:10 am-10:31 am

1 stop5h 21m

Green Bay Austin-Straubel

Fri 6/5

4:19 pm-11:14 pm

1 stop5h 55m

$605

TorontoGreen Bay

YYZ - GRB

YYZGRB

Toronto Pearson Intl

Mon 5/18

6:20 pm-10:03 pm

1 stop4h 43m

Green Bay Austin-Straubel

Wed 5/27

6:00 am-2:35 pm

2 stops7h 35m

$610

TorontoGreen Bay

YYZ - GRB

YYZGRB

Toronto Pearson Intl

Fri 5/29

10:15 am-2:00 pm

1 stop4h 45m

Green Bay Austin-Straubel

Fri 6/5

5:00 am-2:19 pm

2 stops8h 19m

$627

TorontoGreen Bay

YYZ - GRB

YYZGRB

Toronto Pearson Intl

Tue 4/28

2:30 pm-9:37 pm

2 stops8h 07m

Green Bay Austin-Straubel

Thu 4/30

1:15 pm-7:37 pm

1 stop5h 22m

$634
Quickest round-trip

TorontoGreen Bay

YYZ - GRB

YYZGRB

Toronto Pearson Intl

Tue 4/28

6:11 pm-8:38 pm

1 stop3h 27m

Green Bay Austin-Straubel

Thu 4/30

7:00 am-1:24 pm

1 stop5h 24m

$635

TorontoGreen Bay

YYZ - GRB

YYZGRB

Toronto Pearson Intl

Tue 4/28

2:15 pm-8:38 pm

1 stop7h 23m

Green Bay Austin-Straubel

Thu 4/30

7:00 am-1:24 pm

1 stop5h 24m

$714

TorontoGreen Bay

YYZ - GRB

YYZGRB

Toronto Pearson Intl

Tue 4/28

1:15 pm-9:58 pm

1 stop9h 43m

Green Bay Austin-Straubel

Thu 4/30

5:40 am-10:53 am

1 stop4h 13m

$760

TorontoGreen Bay

YYZ - GRB

YYZGRB

Toronto Pearson Intl

Tue 4/28

12:45 pm-9:58 pm

2 stops10h 13m

Green Bay Austin-Straubel

Thu 4/30

5:24 pm-11:29 pm

1 stop5h 05m

$770

TorontoGreen Bay

YYZ - GRB

YYZGRB

Toronto Pearson Intl

Tue 4/28

7:20 am-2:13 pm

2 stops7h 53m

Green Bay Austin-Straubel

Thu 4/30

10:40 am-7:02 pm

2 stops7h 22m

$1,049

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 15 resultsSorted by cheapest first
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See travel insights to Green Bay from

How to get the cheapest flight ticket from Region of Ontario to Green Bay

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Can stopping save me money on Region of Ontario to Green Bay flights?

You could potentially save up to 5% on your flight if you consider stops on a Region of Ontario to Green Bay flight.

Cheap Region of Ontario to Green Bay flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Region of Ontario to Green Bay

Fastest flight time

7h 23m

Direct flights

None
The fastest flight from Region of Ontario to Green Bay takes 7h 23m
There are no direct flights from Region of Ontario to Green Bay. There are no popular flight routes from Region of Ontario to Green Bay.
Search flight deals

Frequently asked questions about flying from Ontario to Green Bay

  • When did momondo last update prices for flights from Ontario to Green Bay Austin-Straubel Airport?

    Prices for flights from Ontario to Green Bay Austin-Straubel Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Ontario to Green Bay Austin-Straubel Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Ontario to Green Bay Austin-Straubel Airport.

  • What documentation or ID do you need to fly to Green Bay Austin-Straubel Airport?

    The travel and health documents you'll need for your trip to Green Bay Austin-Straubel Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Green Bay Austin-Straubel Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Traveling to a place near Green Bay?

Book flights to Green Bay if you plan to visit one of these locations
Sturgeon Bay
Manitowoc
Marinette
Shawano
De Pere

Why use momondo?

Why should I use momondo to find a flight deal from Ontario to Green Bay?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Green Bay from Ontario.

Can I find flights from Ontario to Green Bay with flexible booking policies on momondo?

All flight searches from Ontario to Green Bay on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Ontario to Green Bay?

momondo helps you find the best flight between Ontario and Green Bay by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Ontario to Green Bay right now. Can momondo alert me if prices change?

Price alerts on flights to Green Bay from Ontario are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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