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Cheap flights from Green Bay to Key West from $339

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Green Bay to Key West departing on 9/8. 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

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Find the cheapest flights from Green Bay to Key West

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
5:30 am - 1:09 pm
GRB
-
EYW
6h 39m
1 stop
Delta Logo
6:00 pm - 9:58 pm
EYW
-
GRB
4h 58m
1 stop
$339Delta
Tue, Sep 8 - Tue, Sep 15
Delta Logo
7:00 am - 5:14 pm
GRB
-
EYW
9h 14m
2 stops
Delta Logo
6:00 pm - 9:58 pm
EYW
-
GRB
4h 58m
1 stop
$344Delta
Tue, Sep 8 - Tue, Sep 15
Delta Logo
7:00 am - 7:45 pm
GRB
-
EYW
11h 45m
2 stops
Delta Logo
6:00 pm - 9:58 pm
EYW
-
GRB
4h 58m
1 stop
$355Delta
Sat, Sep 5 - Sat, Sep 12
Delta Logo
7:00 am - 5:14 pm
GRB
-
EYW
9h 14m
2 stops
Delta Logo
6:00 pm - 9:58 pm
EYW
-
GRB
4h 58m
1 stop
$394Delta
Sat, Sep 5 - Sat, Sep 12
Delta Logo
5:20 am - 1:08 pm
GRB
-
EYW
6h 48m
1 stop
Delta Logo
6:24 pm - 10:51 pm
EYW
-
GRB
5h 27m
1 stop
$399Delta
Wed, Jun 3 - Mon, Jun 8
Delta Logo
5:30 am - 12:23 pm
GRB
-
EYW
5h 53m
1 stop
Delta Logo
6:00 pm - 9:58 pm
EYW
-
GRB
4h 58m
1 stop
$400Delta
Sat, Sep 5 - Sat, Sep 12
Delta Logo
10:50 am - 7:43 pm
GRB
-
EYW
7h 53m
2 stops
Delta Logo
7:00 am - 3:54 pm
EYW
-
GRB
9h 54m
2 stops
$404Delta
Wed, Oct 28 - Sat, Oct 31
Delta Logo
5:30 am - 12:23 pm
GRB
-
EYW
5h 53m
1 stop
Delta Logo
6:00 pm - 9:58 pm
EYW
-
GRB
4h 58m
1 stop
$405Delta
Sat, Sep 5 - Sat, Sep 12
American Airlines Logo
5:43 am - 4:18 pm
GRB
-
EYW
9h 35m
2 stops
American Airlines Logo
2:30 pm - 12:16 am
EYW
-
GRB
10h 46m
2 stops
$430American Airlines
Tue, Aug 25 - Sat, Aug 29
Delta Logo
5:30 am - 12:23 pm
GRB
-
EYW
5h 53m
1 stop
Delta Logo
6:00 pm - 9:58 pm
EYW
-
GRB
4h 58m
1 stop
$439Delta
Sat, Sep 5 - Sat, Sep 12

Delta flights from Green Bay to Key West

Our best Delta deals on Green Bay to Key West flight tickets
Delta
Sep 8
GRB5:30 amGreen Bay Austin-Straubel
6h 39m
1 stop
EYW1:09 pmKey West
Sep 15
EYW6:00 pmKey West
4h 58m
1 stop
GRB9:58 pmGreen Bay Austin-Straubel
$339
Delta
Sep 8
GRB7:00 amGreen Bay Austin-Straubel
9h 14m
2 stops
EYW5:14 pmKey West
Sep 15
EYW6:00 pmKey West
4h 58m
1 stop
GRB9:58 pmGreen Bay Austin-Straubel
$344
Delta
Sep 5
GRB7:00 amGreen Bay Austin-Straubel
11h 45m
2 stops
EYW7:45 pmKey West
Sep 12
EYW6:00 pmKey West
4h 58m
1 stop
GRB9:58 pmGreen Bay Austin-Straubel
$355

American Airlines flights from Green Bay to Key West

Our best American Airlines deals on Green Bay to Key West flight tickets
American Airlines
Aug 25
GRB5:43 amGreen Bay Austin-Straubel
9h 35m
2 stops
EYW4:18 pmKey West
Aug 29
EYW2:30 pmKey West
10h 46m
2 stops
GRB12:16 amGreen Bay Austin-Straubel
$430
American Airlines
Sep 5
GRB5:43 amGreen Bay Austin-Straubel
9h 28m
2 stops
EYW4:11 pmKey West
Sep 12
EYW12:25 pmKey West
11h 42m
2 stops
GRB11:07 pmGreen Bay Austin-Straubel
$462
American Airlines
May 23
GRB6:00 amGreen Bay Austin-Straubel
9h 07m
2 stops
EYW4:07 pmKey West
May 27
EYW4:19 pmKey West
8h 34m
1 stop
GRB11:53 pmGreen Bay Austin-Straubel
$477

momondo Fare Finder

 
Customize your flight search to find flights from Green Bay to Key West 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 May 12, 2026.
Use the filters below to find and compare flights from Green Bay to Key West that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Green BayKey West

GRB - EYW

GRBEYW

Green Bay Austin-Straubel

Tue 9/8

5:30 am-1:09 pm

1 stop6h 39m

Key West

Tue 9/15

6:00 pm-9:58 pm

1 stop4h 58m

$339

Green BayKey West

GRB - EYW

GRBEYW

Green Bay Austin-Straubel

Tue 9/8

7:00 am-5:14 pm

2 stops9h 14m

Key West

Tue 9/15

6:00 pm-9:58 pm

1 stop4h 58m

$344

Green BayKey West

GRB - EYW

GRBEYW

Green Bay Austin-Straubel

Sat 9/5

7:00 am-7:45 pm

2 stops11h 45m

Key West

Sat 9/12

6:00 pm-9:58 pm

1 stop4h 58m

$355

Green BayKey West

GRB - EYW

GRBEYW

Green Bay Austin-Straubel

Sat 9/5

7:00 am-5:14 pm

2 stops9h 14m

Key West

Sat 9/12

6:00 pm-9:58 pm

1 stop4h 58m

$394

Green BayKey West

GRB - EYW

GRBEYW

Green Bay Austin-Straubel

Wed 6/3

5:20 am-1:08 pm

1 stop6h 48m

Key West

Mon 6/8

6:24 pm-10:51 pm

1 stop5h 27m

$399
Quickest round-trip

Green BayKey West

GRB - EYW

GRBEYW

Green Bay Austin-Straubel

Sat 9/5

5:30 am-12:23 pm

1 stop5h 53m

Key West

Sat 9/12

6:00 pm-9:58 pm

1 stop4h 58m

$400

Green BayKey West

GRB - EYW

GRBEYW

Green Bay Austin-Straubel

Wed 10/28

10:50 am-7:43 pm

2 stops7h 53m

Key West

Sat 10/31

7:00 am-3:54 pm

2 stops9h 54m

$404

Green BayKey West

GRB - EYW

GRBEYW

Green Bay Austin-Straubel

Sat 9/5

5:30 am-12:23 pm

1 stop5h 53m

Key West

Sat 9/12

6:00 pm-9:58 pm

1 stop4h 58m

$405

Green BayKey West

GRB - EYW

GRBEYW

Green Bay Austin-Straubel

Tue 8/25

5:43 am-4:18 pm

2 stops9h 35m

Key West

Sat 8/29

2:30 pm-12:16 am

2 stops10h 46m

$430

Green BayKey West

GRB - EYW

GRBEYW

Green Bay Austin-Straubel

Sat 9/5

5:30 am-12:23 pm

1 stop5h 53m

Key West

Sat 9/12

6:00 pm-9:58 pm

1 stop4h 58m

$439

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Key West from

How to get the cheapest flight ticket from Green Bay to Key West

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

What is the cheapest month to fly to Key West?

In general, September is the cheapest month to fly from Green Bay to Key West. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $0. If you are unable to visit Key West during the month of September, then departing from Green Bay during the month June is also very affordable. Most momondo users find prices during this month for around $0.

Can stopping save me money on Green Bay to Key West flights?

You could potentially save up to 26% on your flight if you consider stops on a Green Bay to Key West flight.

When to book flights from Green Bay to Key West

Are you open to changing your travel dates? Check out the ideal times to fly from Green Bay to Key West according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Green Bay to Key West (GRB to EYW) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Green Bay to Key West

Fastest flight time

6h 39m

Direct flights

None
The fastest flight from Green Bay to Key West takes 6h 39m
There are no direct flights from Green Bay to Key West. There are no popular flight routes from Green Bay to Key West.
Search flight deals

Frequently asked questions about flying from Green Bay to Key West

  • How far is Green Bay Austin-Straubel to Key West by plane?

    A flight from Green Bay Austin-Straubel to Key West will travel around 1422.0 mi. A reasonable flight in good conditions will take 6h 39m.

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

    Prices for flights from Green Bay Austin-Straubel Airport to Key West Airport were last updated today.

  • How many operators does momondo search for flights from Green Bay Austin-Straubel Airport to Key West Airport?

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Green Bay Austin-Straubel Airport to Key West Airport.

  • What documentation or ID do you need to fly to Key West Airport?

    The required travel and health documents for your Key West Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Key West Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Green Bay to Key West?

Best airlines flying from Green Bay to Key West

Compare and see reviews for airlines that fly from Green Bay to Key West with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $290Free CancellationRating
7.4
9,701 reviews
Search United Airlines flights
American AirlinesPriceFrom $324Free CancellationRating
7.1
11,661 reviews
Search American Airlines flights
DeltaPriceFrom $354Free CancellationRating
7.9
8,446 reviews
Search Delta flights

Traveling to a place near Key West?

Book flights to Key West if you plan to visit one of these locations
Big Pine Key
Little Torch Key

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Green Bay to Key West. momondo saves you time and could save you money on your trip.

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

Yes. momondo enables you to select and highlight flights to Key West from Green Bay with this policy.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Green Bay to Key West.

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

If you are simply researching potential flights to Key West, momondo offers a useful price alert feature which will track prices for flights to Key West from Green Bay and alert you when they change.

An easier way to manage your Key West trip

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