$235+ Cheap flights from Ontario to Green Bay (ONT - GRB)
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 11/23. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — GRB
Dec 4 — Dec 111
Round-trip
1 adult, Economy
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Find cheap flights from Ontario to Green Bay 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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
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 Ontario to Green Bay
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Best
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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 November 4, 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 November 4, 2026.
This Delta deal was found by Cheapflights users on 10/31. 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 11/1312:18 pm -
1 stop8h 11m
Sun 11/156:00 am -
2 stops13h 16m
Deal found 10/31![Delta logo]()
$454
This Delta deal was found by Cheapflights users on 11/2. 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.
Tue 11/1712:18 pm -
1 stop8h 11m
Sat 11/217:00 am -
2 stops14h 49m
Deal found 11/2![Delta logo]()
$529
This American Airlines deal was found by Cheapflights users on 11/2. 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 11/171:23 pm -
2 stops8h 43m
Sat 11/2110:04 am -
2 stops14h 32m
Deal found 11/2![American Airlines logo]()
$532
This United Airlines deal was found by Cheapflights users on 10/30. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/2411:52 pm -
1 stop8h 20m
Wed 1/61:22 pm -
1 stop7h 28m
Deal found 10/30![United Airlines logo]()
$534
This American Airlines deal was found by Cheapflights users on 10/31. 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 12/121:23 pm -
2 stops8h 57m
Mon 12/148:21 pm -
2 stops14h 24m
Deal found 10/31![American Airlines logo]()
$582
This United Airlines deal was found by Cheapflights users on 11/1. 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.
Sat 12/1911:52 pm -
1 stop8h 20m
Fri 12/258:00 am -
2 stops16h 53m
Deal found 11/1![United Airlines logo]()
$637
This United Airlines deal was found by Cheapflights users on 11/1. 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.
Thu 12/246:27 pm -
2 stops13h 45m
Fri 12/253:26 pm -
1 stop9h 05m
Deal found 11/1![United Airlines logo]()
$644
This American Airlines deal was found by Cheapflights users on 11/1. 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.
Wed 12/306:00 am -
1 stop7h 00m
Wed 12/307:16 pm -
2 stops25h 34m
Deal found 11/1![American Airlines logo]()
$658
This United Airlines deal was found by Cheapflights users on 11/1. 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.
Sat 12/1911:52 pm -
1 stop8h 20m
Fri 1/13:26 pm -
1 stop9h 05m
Deal found 11/1![United Airlines logo]()
$661
This United Airlines deal was found by Cheapflights users on 11/3. 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.
Wed 11/185:00 am -
2 stops9h 52m
Sun 11/221:32 pm -
1 stop7h 15m
Deal found 11/3![United Airlines logo]()
$679
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 November 4, 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 November 4, 2026.
This United Airlines deal was found by Cheapflights users on 11/3. 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.
Wed 2/36:00 am -
2 stops13h 22m
Sat 2/61:22 pm -
1 stop7h 28m
Deal found 11/3![United Airlines logo]()
$504
This United Airlines deal was found by Cheapflights users on 11/2. 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.
Wed 1/276:00 am -
2 stops13h 22m
Sat 1/301:22 pm -
1 stop7h 28m
Deal found 11/2![United Airlines logo]()
$504
This United Airlines deal was found by Cheapflights users on 11/3. 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.
Wed 2/35:00 am -
2 stops10h 11m
Fri 2/56:50 pm -
1 stop26h 00m
Deal found 11/3![United Airlines logo]()
$628
This United Airlines deal was found by Cheapflights users on 10/31. 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.
Sat 12/1911:52 pm -
1 stop8h 20m
Fri 12/253:26 pm -
1 stop9h 05m
Deal found 10/31![United Airlines logo]()
$639
Last-minute flights from Ontario to Green BayDiscover last-minute flight deals from Ontario to Green Bay. Data last updated November 4, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Green Bay. Data last updated November 4, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 10/31. 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 11/1312:18 pm -
1 stop8h 11m
Sun 11/156:00 am -
2 stops13h 16m
Deal found 10/31![Delta logo]()
$454
This Delta deal was found by Cheapflights users on 11/2. 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.
Tue 11/1712:18 pm -
1 stop8h 11m
Sat 11/217:00 am -
2 stops14h 49m
Deal found 11/2![Delta logo]()
$529
This American Airlines deal was found by Cheapflights users on 11/2. 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 11/171:23 pm -
2 stops8h 43m
Sat 11/2110:04 am -
2 stops14h 32m
Deal found 11/2![American Airlines logo]()
$532
This United Airlines deal was found by Cheapflights users on 11/3. 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.
Wed 11/185:00 am -
2 stops9h 52m
Sun 11/221:32 pm -
1 stop7h 15m
Deal found 11/3![United Airlines logo]()
$679
This American Airlines deal was found by Cheapflights users on 10/31. 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 12/121:23 pm -
2 stops8h 57m
Mon 12/148:21 pm -
2 stops14h 24m
Deal found 10/31![American Airlines logo]()
$582
This United Airlines deal was found by Cheapflights users on 11/1. 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.
Sat 12/1911:52 pm -
1 stop8h 20m
Fri 12/258:00 am -
2 stops16h 53m
Deal found 11/1![United Airlines logo]()
$637
This United Airlines deal was found by Cheapflights users on 11/1. 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.
Sat 12/1911:52 pm -
1 stop8h 20m
Fri 1/13:26 pm -
1 stop9h 05m
Deal found 11/1![United Airlines logo]()
$661
This United Airlines deal was found by Cheapflights users on 10/30. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/2411:52 pm -
1 stop8h 20m
Wed 1/61:22 pm -
1 stop7h 28m
Deal found 10/30![United Airlines logo]()
$534
This United Airlines deal was found by Cheapflights users on 11/1. 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.
Thu 12/246:27 pm -
2 stops13h 45m
Fri 12/253:26 pm -
1 stop9h 05m
Deal found 11/1![United Airlines logo]()
$644
This American Airlines deal was found by Cheapflights users on 11/1. 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.
Wed 12/306:00 am -
1 stop7h 00m
Wed 12/307:16 pm -
2 stops25h 34m
Deal found 11/1![American Airlines logo]()
$658
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 November 4, 2026.
Search for one-way flight options from Ontario to Green Bay. Find affordable one-way fares based on user searches. Data last updated November 4, 2026.
This American Airlines deal was found by Cheapflights users on 11/3. 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 11/231:30 pm -
2 stops8h 37m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/3![American Airlines logo]()
$235
This American Airlines deal was found by Cheapflights users on 11/3. 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 11/241:30 pm -
2 stops8h 37m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/3![American Airlines logo]()
$280
This Delta deal was found by Cheapflights users on 11/3. 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.
Mon 5/312:00 pm -
1 stop8h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/3![Delta logo]()
$334
This American Airlines deal was found by Cheapflights users on 11/1. 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 5/39:24 am -
2 stops12h 07m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/1![American Airlines logo]()
$339
This United Airlines deal was found by Cheapflights users on 11/1. 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 12/2211:52 pm -
1 stop8h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/1![United Airlines logo]()
$357
This United Airlines deal was found by Cheapflights users on 10/30. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/235:55 am -
2 stops11h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/30![United Airlines logo]()
$362
This Delta deal was found by Cheapflights users on 10/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/286:00 am -
2 stops8h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/30![Delta logo]()
$379
This United Airlines deal was found by Cheapflights users on 10/30. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/2411:52 pm -
1 stop8h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/30![United Airlines logo]()
$380
This Delta deal was found by Cheapflights users on 11/3. 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.
Tue 11/2412:18 pm -
1 stop8h 11m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/3![Delta logo]()
$394
This United Airlines deal was found by Cheapflights users on 11/3. 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.
Mon 11/237:00 am -
1 stop7h 52m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/3![United Airlines logo]()
$412
This United Airlines deal was found by Cheapflights users on 10/30. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/266:27 pm -
2 stops13h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/30![United Airlines logo]()
$438
Find flight deals from Ontario to Green Bay
Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Green Bay (GRB). 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 November 4, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $454 (Delta) |
One-way from | $235 (American Airlines) |
Popular in | March |
Cheapest in | January |
Average price | $523 |
Cheapflights Fare Finder
Customize your flight search to find flights from 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, Cheapflights users made 7,457,451 searches. Data last updated November 4, 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
Cheapest round-trip
OntarioGreen Bay
ONT Ontario - GRB Green Bay Austin-Straubel
ONTGRB
Ontario
Mon 11/23
1:30 pm-12:07 am
2 stops8h 37m
Green Bay Austin-Straubel
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$235
OntarioGreen Bay
ONT Ontario - GRB Green Bay Austin-Straubel
ONTGRB
Ontario
Fri 12/25
11:14 am-11:13 pm
1 stop9h 59m
Green Bay Austin-Straubel
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$334
OntarioGreen Bay
ONT Ontario - GRB Green Bay Austin-Straubel
ONTGRB
Ontario
Mon 5/3
12:00 pm-10:45 pm
1 stop8h 45m
Green Bay Austin-Straubel
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$334
OntarioGreen Bay
ONT Ontario - GRB Green Bay Austin-Straubel
ONTGRB
Ontario
Wed 12/23
11:52 pm-10:12 am
1 stop8h 20m
Green Bay Austin-Straubel
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$357
OntarioGreen Bay
ONT Ontario - GRB Green Bay Austin-Straubel
ONTGRB
Ontario
Tue 12/22
11:52 pm-10:12 am
1 stop8h 20m
Green Bay Austin-Straubel
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$357
OntarioGreen Bay
ONT Ontario - GRB Green Bay Austin-Straubel
ONTGRB
Ontario
Mon 12/28
6:00 am-4:10 pm
2 stops8h 10m
Green Bay Austin-Straubel
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$379
OntarioGreen Bay
ONT Ontario - GRB Green Bay Austin-Straubel
ONTGRB
Ontario
Wed 12/30
11:52 pm-10:12 am
1 stop8h 20m
Green Bay Austin-Straubel
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$380
OntarioGreen Bay
ONT Ontario - GRB Green Bay Austin-Straubel
ONTGRB
Ontario
Mon 12/28
11:52 pm-10:12 am
1 stop8h 20m
Green Bay Austin-Straubel
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$394
OntarioGreen Bay
ONT Ontario - GRB Green Bay Austin-Straubel
ONTGRB
Ontario
Tue 11/24
12:18 pm-10:29 pm
1 stop8h 11m
Green Bay Austin-Straubel
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$394
Quickest round-trip
OntarioGreen Bay
ONT Ontario - GRB Green Bay Austin-Straubel
ONTGRB
Ontario
Mon 11/23
7:00 am-4:52 pm
1 stop7h 52m
Green Bay Austin-Straubel
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$412
Showing 1-10 of 15 resultsSorted by cheapest first
Compare providers for flights from Ontario to Green Bay
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 Ontario to Green Bay in November.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Ontario-Green Bay flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Ontario-Green Bay flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Ontario-Green Bay flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Ontario-Green Bay 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 Ontario-Green Bay 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 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.
ONT-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.
Reviews of airlines servicing Green Bay
Get insights into the airlines that provide service to Green Bay. 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 Green Bay. Reviews last updated November 4, 2026.
Peruse reviews from past customers who have flown with Delta and United Airlines from Ontario to Green Bay 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.
Crew
8.5
Boarding
8.1
Comfort
7.8
Food
7.2
Overall
7.8
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentMichael,Sep 2023
SMF - ATL
Crew
8.5
Boarding
8.1
Comfort
7.8
Food
7.2
Overall
7.8
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentMichael,Sep 2023
SMF - ATL
Crew
8.5
Boarding
8.1
Comfort
7.8
Food
7.2
Overall
7.8
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentMichael,Sep 2023
SMF - ATL
Related info for your journey
Find useful and relevant information for your journey from Ontario to Green Bay. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
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Alternative routes for Ontario to Green Bay
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Complete your trip
Complete your trip to Green Bay by adding a car rental and/or hotel reservation to your travel itinerary.
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.
Other flights to Green Bay
Explore flights to Green Bay departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on November 4, 2026.
Ontario and Green Bay flights
Browse other Ontario and Green Bay flight options. Last updated on November 4, 2026.
Other flights from Ontario
Browse through other flights departing from Ontario. Flights are based on user searches made on Cheapflights and were last updated on November 4, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 2 airlines flying from Ontario to Green Bay
Discover the top 2 airlines that operate flights from Ontario to Green Bay. 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 7,457,451 searches. Data last updated November 4, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$230 | Average$478 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$344 | Average$510 | FlexibilityNo cancel fee | On-time69% |