How long is the flight from Region of Ontario to Green Bay?

American Airlines and United Airlines can get you from Region of Ontario to Green Bay in just under 9h 40m. Your travel time can differ by up to 8h 17m. Airlines will cover a distance of 686 km. This flight may include one or multiple stops.

In terms of precipitation, rainfall in Green Bay ranges from 28.0 - 99.0 mm per month. June is typically the wettest month, when rainfall can reach 99.0 mm. January is typically the driest time to visit Green Bay when rainfall is around 28.0 mm.

If weather is an important factor for your trip to Green Bay, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 21.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -9.0 C).

What is the cheapest time of day to fly from ON to GRB?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Region of Ontario to Green Bay as you normally would.

What airport do you fly into for flights to Green Bay from Ontario?

Green Bay Austin-Straubel (GRB), located 9.5 km from the city centre, is the airport you fly into when you book flights from Ontario to Green Bay.

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

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

How can I find direct flights from Ontario to Green Bay?

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

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

Yes. Cheapflights offers flight deals from Ontario to Green Bay by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

C$ 443+ Cheap Flights from Ontario to Green Bay

Cheap flight deals from Ontario to Green Bay

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

Cheapest flights from Ontario to Green Bay
Explore the most affordable flight options available from Ontario to Green Bay. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 19 September 2026.

Tue 3/117:09 a.m. -

1 stop17h 57m

Tue 10/118:29 p.m. -

1 stop17h 05m

Deal found 18/9C$ 698

Sat 12/121:17 p.m. -

1 stop11h 49m

Mon 14/128:29 p.m. -

1 stop13h 21m

Deal found 18/9C$ 735

Tue 3/1110:30 a.m. -

2 stops9h 40m

Tue 10/116:15 a.m. -

2 stops7h 10m

Deal found 18/9C$ 756

Thu 29/107:26 p.m. -

1 stop4h 17m

Wed 4/111:37 p.m. -

1 stop6h 38m

Deal found 18/9C$ 779

Wed 28/107:29 a.m. -

1 stop17h 43m

Sat 31/108:04 p.m. -

1 stop18h 30m

Deal found 17/9C$ 794

Sun 25/106:45 a.m. -

1 stop4h 17m

Thu 29/101:32 p.m. -

1 stop9h 27m

Deal found 18/9C$ 798

Wed 28/107:34 p.m. -

1 stop27h 09m

Sat 31/106:02 p.m. -

1 stop14h 47m

Deal found 16/9C$ 814

Thu 29/103:29 p.m. -

2 stops9h 43m

Wed 4/115:50 a.m. -

2 stops9h 44m

Deal found 18/9C$ 817

Find flight deals from Ontario to Green Bay

Round-trip from	C$ 698
One-way from	C$ 443

American Airlines
3/11-10/11
2 total stops
35h 02m total
Ontario to Green Bay

Search Deals

Delta
30/10-31/12
1 total stop
8h 41m total
Ontario to Green Bay

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

TorontoGreen Bay

YYZ Toronto Pearson Intl - GRB Green Bay Austin-Straubel

YYZGRB

Toronto Pearson Intl

Fri 30/10

9:44 a.m.-8:14 p.m.

2 stops11h 30m

Green Bay Austin-Straubel

Wed 31/12

12:00 a.m.-1:00 a.m.

Nonstop0h 00m

C$ 513

TorontoGreen Bay

YYZ Toronto Pearson Intl - GRB Green Bay Austin-Straubel

YYZGRB

Toronto Pearson Intl

Tue 3/11

7:09 a.m.-12:06 a.m.

1 stop17h 57m

Green Bay Austin-Straubel

Tue 10/11

8:29 p.m.-2:34 p.m.

1 stop17h 05m

C$ 698

TorontoGreen Bay

YYZ Toronto Pearson Intl - GRB Green Bay Austin-Straubel

YYZGRB

Toronto Pearson Intl

Tue 3/11

10:30 a.m.-7:10 p.m.

2 stops9h 40m

Green Bay Austin-Straubel

Tue 10/11

6:15 a.m.-2:25 p.m.

2 stops7h 10m

C$ 756

TorontoGreen Bay

YYZ Toronto Pearson Intl - GRB Green Bay Austin-Straubel

YYZGRB

Toronto Pearson Intl

Thu 29/10

1:15 p.m.-6:17 p.m.

1 stop6h 02m

Green Bay Austin-Straubel

Wed 4/11

5:50 a.m.-3:49 p.m.

2 stops8h 59m

C$ 779

TorontoGreen Bay

YYZ Toronto Pearson Intl - GRB Green Bay Austin-Straubel

YYZGRB

Toronto Pearson Intl

Sun 25/10

6:45 a.m.-10:02 a.m.

1 stop4h 17m

Green Bay Austin-Straubel

Thu 29/10

1:32 p.m.-11:59 p.m.

1 stop9h 27m

C$ 798

TorontoGreen Bay

YYZ Toronto Pearson Intl - GRB Green Bay Austin-Straubel

YYZGRB

Toronto Pearson Intl

Wed 28/10

2:24 p.m.-12:12 a.m.

2 stops10h 48m

Green Bay Austin-Straubel

Sat 31/10

8:04 p.m.-3:34 p.m.

1 stop18h 30m

C$ 808

Quickest round-trip

TorontoGreen Bay

YYZ Toronto Pearson Intl - GRB Green Bay Austin-Straubel

YYZGRB

Toronto Pearson Intl

Tue 22/9

11:00 a.m.-3:43 p.m.

1 stop5h 43m

Green Bay Austin-Straubel

Wed 23/9

10:31 a.m.-3:46 p.m.

1 stop4h 15m

C$ 990

Flights are sorted by cheapest round-trip flights first.

Deals found on 15/9

Sorted by cheapest first

Best time to book a flight from Ontario to Green Bay

Have a flexible travel schedule? Discover the best time to fly to Green Bay from Ontario with our price prediction graph.

YYZ-GRB

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 Ontario to Green Bay

CAON-GRB

YYZ-GRB

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

Related info for your journey

What airport do you fly into for flights to Green Bay from Ontario?
Green Bay Austin-Straubel (GRB), located 9.5 km from the city centre, is the airport you fly into when you book flights from Ontario to Green Bay.
How long is the flight from Region of Ontario to Green Bay?
American Airlines and United Airlines can get you from Region of Ontario to Green Bay in just under 9h 40m. Your travel time can differ by up to 8h 17m. Airlines will cover a distance of 686 km. This flight may include one or multiple stops.
Can I find deals for flights from Ontario to Green Bay that include hotel bookings?
Yes. In addition to deals on Ontario to Green Bay flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Ontario to Green Bay?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to Green Bay.
Can I find deals for business class flights from Ontario to Green Bay?
Yes. Cheapflights offers flight deals from Ontario to Green Bay 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

Browse thousands of different options on Cheapflights for your next trip

Alternative routes

Complete your trip

Direct flights to United States

Flights by cabin class

Other flight options

Popular flights

Alternative routes for Ontario to Green Bay

Pearson Intl to O'Hare Intl flights

Toronto Island to O'Hare Intl flights

Pierre Elliott Trudeau Intl to O'Hare Intl flights

Vancouver Intl to O'Hare Intl flights

Calgary to O'Hare Intl flights

Pearson Intl to Minneapolis flights

Vancouver Intl to Minneapolis flights

Québec City to O'Hare Intl flights

Winnipeg to O'Hare Intl flights

Ottawa to O'Hare Intl flights

Pierre Elliott Trudeau Intl to Minneapolis flights

Hamilton to O'Hare Intl flights

Edmonton to O'Hare Intl flights

Edmonton to Minneapolis flights

Toronto Island to Minneapolis flights

Calgary to Minneapolis flights

Halifax to O'Hare Intl flights

Region of Waterloo Intl to O'Hare Intl flights

Kelowna to O'Hare Intl flights

Winnipeg to Minneapolis flights

Regina to Minneapolis flights

Québec City to Minneapolis flights

Pearson Intl to Milwaukee flights

Pierre Elliott Trudeau Intl to Madison flights

Pierre Elliott Trudeau Intl to Milwaukee flights

Calgary to Milwaukee flights

Pearson Intl to Madison flights

Vancouver Intl to Milwaukee flights

Saskatoon to Minneapolis flights

Ottawa to Minneapolis flights

Victoria to O'Hare Intl flights

Calgary to Madison flights

Regina to O'Hare Intl flights

Pearson Intl to Green Bay flights

Halifax to Minneapolis flights

St. John's to O'Hare Intl flights

Saskatoon to O'Hare Intl flights

Ottawa to Milwaukee flights

London to O'Hare Intl flights

Edmonton to Milwaukee flights

Sudbury to O'Hare Intl flights

Victoria to Minneapolis flights

Nanaimo to O'Hare Intl flights

Moncton to O'Hare Intl flights

Comox to O'Hare Intl flights

Pearson Intl to Duluth flights

St John to O'Hare Intl flights

Pearson Intl to Wausau flights

Victoria to Milwaukee flights

Top airline flying from Ontario to Green Bay

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	CheapestC$ 543	AverageC$ 935	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights

Fly with Cheapflights

How does Cheapflights help users find flights from Ontario to Green Bay?

Cheapflights makes it easy to find Ontario to Green Bay flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Ontario to Green Bay?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Ontario to Green Bay for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Ontario to Green Bay with no change fees?

Yes, we can. To see specific flights from Ontario to Green Bay with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Ontario to Green Bay become cheaper?

Yes! Start tracking prices for Ontario to Green Bay flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

Cheap flights from Ontario to Green Bay from C$ 443

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 30/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Ontario to Green Bay

Cheapest flights from Ontario to Green BayExplore the most affordable flight options available from Ontario to Green Bay. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 19 September 2026.

Explore the most affordable flight options available from Ontario to Green Bay. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 19 September 2026.

Best flights from Ontario to Green BayDiscover carefully curated flight deals from Ontario to Green Bay that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 19 September 2026.

Discover carefully curated flight deals from Ontario to Green Bay that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 19 September 2026.

Last-minute flights from Ontario to Green BayDiscover last-minute flight deals from Ontario to Green Bay. Data last updated 19 September 2026 and is based on user searches.

Discover last-minute flight deals from Ontario to Green Bay. Data last updated 19 September 2026 and is based on user searches.

One-way flights from Ontario to Green BaySearch for one-way flight options from Ontario to Green Bay. Find affordable one-way fares based on user searches. Data last updated 19 September 2026.

Search for one-way flight options from Ontario to Green Bay. Find affordable one-way fares based on user searches. Data last updated 19 September 2026.

Find flight deals from Ontario to Green Bay

Round-trip from

One-way from

Cheapflights Fare Finder

Use the filters below to find and compare flights from Ontario to Green Bay that are best for you.

Best time to book a flight from Ontario to Green Bay

Have a flexible travel schedule? Discover the best time to fly to Green Bay from Ontario with our price prediction graph.

Cheapflights Insights

Related info for your journey

What airport do you fly into for flights to Green Bay from Ontario?

How long is the flight from Region of Ontario to Green Bay?

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

How can I find direct flights from Ontario to Green Bay?

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Ontario to Green Bay

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Green Bay by adding a car rental and/or hotel reservation to your travel itinerary.

Direct flights to United States

Book a non-stop flight to one of these other cities located in United States.

Search flights from Ontario to Green Bay by cabin class

Find flights from Ontario to Green Bay, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Ontario and Green Bay flights

Browse other Ontario and Green Bay flight options. Last updated on 19 September 2026.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

Top airline flying from Ontario to Green Bay

Fly with Cheapflights

How does Cheapflights help users find flights from Ontario to Green Bay?

Why should you use Cheapflights to find cheap flight tickets from Ontario to Green Bay?

Can Cheapflights find flights from Ontario to Green Bay with no change fees?

Can Cheapflights notify me if prices for flights from Ontario to Green Bay become cheaper?

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from Ontario to Green Bay
Explore the most affordable flight options available from Ontario to Green Bay. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 19 September 2026.

Best flights from Ontario to Green Bay
Discover carefully curated flight deals from Ontario to Green Bay that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 19 September 2026.

Last-minute flights from Ontario to Green Bay
Discover last-minute flight deals from Ontario to Green Bay. Data last updated 19 September 2026 and is based on user searches.

One-way flights from Ontario to Green Bay
Search for one-way flight options from Ontario to Green Bay. Find affordable one-way fares based on user searches. Data last updated 19 September 2026.