HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Green Bay

$156+ Cheap flights from Key Largo, FL to Green Bay (GRB)

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 5/23. Fares are subject to change and may not be available on all flights or dates of travel.
MIA — GRB
May 4 — May 111
Sun 5/4
Sun 5/11
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Key Largo 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 Key Largo to Green Bay

Keep the following information in mind while searching for Key Largo to Green Bay flight deals. Data was last updated April 29, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$330
(Frontier)

One-way from

$156
(Frontier)

Popular in

September

Cheapest in

January

Average price

$559
Provider with most accurate pricing for Miami-Green Bay Austin-Straubel flight deals.
Search Deals
Provider most trusted by Cheapflights users for Miami-Green Bay Austin-Straubel flights.
Search Deals
From Key Largo to Green Bay Austin-Straubel
Search Deals
One-way flight from Key Largo to Green Bay Austin-Straubel
Search Deals
Highest demand for flights based on searches. 17% potential increase in price ($107 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($16 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2025
Search Deals

Find flight deals from Key Largo to Green Bay

Cheapest flights from Key Largo to Green Bay
Explore the most affordable flight options available from Key Largo to Green Bay. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 29, 2025.

This United Airlines deal was found by Cheapflights users on 4/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/1412:20 pmMIA - GRB
1 stop5h 31mUnited Airlines
Sun 5/186:44 amGRB - MIA
1 stop7h 12mUnited Airlines
Deal found 4/29$319
This Frontier deal was found by Cheapflights users on 4/28. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/236:00 amMIA - GRB
1 stop13h 53mFrontier
Mon 5/267:48 pmGRB - MIA
1 stop9h 42mFrontier
Deal found 4/28$330
This American Airlines deal was found by Cheapflights users on 4/29. 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 5/16:25 amMIA - GRB
1 stop5h 23mAmerican Airlines
Sun 5/46:00 amGRB - MIA
1 stop7h 00mAmerican Airlines
Deal found 4/29$439

Cheapflights Fare Finder

Customize your flight search to find flights from Key Largo 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 2,558,603 searches. Data last updated April 29, 2025.
Use the filters below to find and compare flights from Key Largo to Green Bay that are best for you.

Fly from

Key Largo

Fly to

Green Bay

Route

Depart

Return

Price

MiamiGreen Bay

MIA - GRB

MIAGRB

Miami

Wed 5/14

12:20 pm-4:51 pm

1 stop5h 31m

Green Bay Austin-Straubel

Sun 5/18

6:44 am-2:56 pm

1 stop7h 12m

$319

MiamiGreen Bay

MIA - GRB

MIAGRB

Miami

Fri 5/23

6:00 am-6:53 pm

1 stop13h 53m

Green Bay Austin-Straubel

Mon 5/26

7:48 pm-6:30 am

1 stop9h 42m

$330

MiamiGreen Bay

MIA - GRB

MIAGRB

Miami

Wed 5/14

10:04 am-5:50 pm

2 stops8h 46m

Green Bay Austin-Straubel

Sun 5/18

11:27 am-8:45 pm

2 stops8h 18m

$536

MiamiGreen Bay

MIA - GRB

MIAGRB

Miami

Fri 5/23

6:00 am-6:53 pm

1 stop13h 53m

$156

MiamiGreen Bay

MIA - GRB

MIAGRB

Miami

Fri 5/23

1:21 pm-10:11 am

2 stops21h 50m

$326

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Best time to book a flight from Key Largo to Green Bay

Have a flexible travel schedule? Discover the best time to fly to Green Bay from Key Largo 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 Key Largo to Green Bay

What is the cheapest month to book a flight from Key Largo to Green Bay?

Currently, January is the cheapest month in which you can book a flight from Key Largo to Green Bay (average of $331). Flying from Key Largo to Green Bay in June is currently the most expensive (average of $495). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from KE9 to GRB?

Find hourly flight availability from Key Largo to Green Bay. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 29, 2025.

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

Rainfall in Green Bay by month

Plan your trip to Green Bay by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Green Bay ranges from 1.1 - 3.9 inches per month. June is typically the wettest month, when rainfall can reach 3.9 in. January is typically the driest time to visit Green Bay when rainfall is around 1.1 in.

Temperature in Green Bay by month

Plan your trip to Green Bay by taking into account the average temperature totals by month.

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 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 15.8 F).

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 April 29, 2025.
United Airlines
7.4
Good
8,696 reviews

Entertainment

7.1

Boarding

7.7

Overall

7.4

Crew

8.1

Food

6.6

Comfort

7.3

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
8,696 reviews
United Airlines
7.4
Good
8,696 reviews

Entertainment

7.1

Boarding

7.7

Overall

7.4

Crew

8.1

Food

6.6

Comfort

7.3

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!
American Airlines
7.2
Good
10,000 reviews
United Airlines
7.4
Good
8,696 reviews

Entertainment

7.1

Boarding

7.7

Overall

7.4

Crew

8.1

Food

6.6

Comfort

7.3

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!
Frontier
6.0
Okay
3,287 reviews
United Airlines
7.4
Good
8,696 reviews

Entertainment

7.1

Boarding

7.7

Overall

7.4

Crew

8.1

Food

6.6

Comfort

7.3

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 Key Largo to Green Bay. 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 into for flights to Green Bay from Key Largo?

    Most people fly into Green Bay Austin-Straubel (GRB) if they book a flight to Green Bay from Key Largo. On average, Austin-Straubel has 0 inbound flights from Key Largo per day from 3 airlines. Green Bay Austin-Straubel is conveniently located just 5.9 mi from Green Bay’s city center.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Key Largo 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.

  • What is the cheapest month to book a flight from Key Largo to Green Bay?

    Currently, January is the cheapest month in which you can book a flight from Key Largo to Green Bay (average of $331). Flying from Key Largo to Green Bay in June is currently the most expensive (average of $495). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Key Largo?

Book flights to Key Largo if you plan to visit one of these locations
Marinette
Manitowoc

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 Key Largo to Green Bay

See prices for flight routes from nearby airports that may be better suited for you.
Tampa to O'Hare Intl flights
Orlando to O'Hare Intl flights
Fort Lauderdale to O'Hare Intl flights
Miami to O'Hare Intl flights
Jacksonville to O'Hare Intl flights
West Palm Beach to O'Hare Intl flights
Fort Myers to O'Hare Intl flights
Orlando to Minneapolis flights
Sarasota to O'Hare Intl flights
Tampa to Minneapolis flights
Orlando to Milwaukee flights
Fort Lauderdale to Minneapolis flights
Miami to Minneapolis flights
Pensacola to O'Hare Intl flights
Fort Myers to Minneapolis flights
Tampa to Milwaukee flights
Jacksonville to Minneapolis flights
Sarasota to Minneapolis flights
Fort Myers to Milwaukee flights
West Palm Beach to Minneapolis flights
Panama City to O'Hare Intl flights
West Palm Beach to Milwaukee flights
Miami to Milwaukee flights
Tampa to Appleton flights
Fort Lauderdale to Milwaukee flights
Jacksonville to Milwaukee flights
Tampa to Green Bay flights
Orlando to Madison flights
Pensacola to Minneapolis flights
Jacksonville to Madison flights
Valparaiso to O'Hare Intl flights
Sarasota to Appleton flights
Tampa to Madison flights
Orlando to Appleton flights
Sarasota to Milwaukee flights
Fort Myers to Appleton flights
Tallahassee to O'Hare Intl flights
Gainesville to O'Hare Intl flights
Jacksonville to Green Bay flights
Sarasota to Madison flights
Fort Myers to Madison flights
Key West to O'Hare Intl flights
Miami to Madison flights
Orlando to Green Bay flights
Valparaiso to Minneapolis flights
Fort Lauderdale to Madison flights
Jacksonville to Appleton flights
Panama City to Minneapolis flights
Fort Myers to Green Bay flights
Daytona Beach to O'Hare Intl flights

Top 3 airlines flying from Key Largo to Green Bay

Discover the top 3 airlines that operate flights from Key Largo 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 2,558,603 searches. Data last updated April 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$258Average$391FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$268Average$405FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$318Average$558FlexibilityNo cancel feeOn-time71%

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.