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Cheap flights from Colorado to Green Bay from $149

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Colorado to Green Bay departing on 5/16. 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 Colorado to Green Bay

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
12:21 pm - 7:42 pm
DEN
-
GRB
6h 21m
1 stop
American Airlines Logo
6:38 pm - 10:37 pm
GRB
-
DEN
4h 59m
1 stop
$279American Airlines
Thu, Mar 5 - Mon, Mar 9
United Airlines Logo
5:44 pm - 11:57 pm
DEN
-
GRB
5h 13m
1 stop
United Airlines Logo
3:47 pm - 7:40 pm
GRB
-
DEN
4h 53m
1 stop
$285United Airlines
Fri, Apr 10 - Mon, Apr 13
American Airlines Logo
5:44 pm - 11:31 pm
DEN
-
GRB
4h 47m
1 stop
American Airlines Logo
5:24 pm - 11:59 pm
GRB
-
DEN
7h 35m
1 stop
$291American Airlines
Thu, Apr 16 - Sun, Apr 19
United Airlines Logo
3:20 pm - 9:30 pm
DEN
-
GRB
5h 10m
1 stop
United Airlines Logo
5:28 pm - 11:06 pm
GRB
-
DEN
6h 38m
1 stop
$294United Airlines
Fri, Feb 20 - Fri, Feb 27
United Airlines Logo
5:30 am - 2:06 pm
GJT
-
GRB
7h 36m
2 stops
United Airlines Logo
10:40 am - 8:59 pm
GRB
-
GJT
11h 19m
2 stops
$297United Airlines
Wed, Mar 25 - Thu, Apr 2
Delta Logo
6:30 am - 11:18 am
DEN
-
GRB
3h 48m
1 stop
Delta Logo
6:45 am - 12:12 pm
GRB
-
DEN
6h 27m
1 stop
$300Delta
Tue, May 5 - Sun, May 10
Delta Logo
6:20 am - 11:18 am
DEN
-
GRB
3h 58m
1 stop
Delta Logo
5:17 pm - 9:28 pm
GRB
-
DEN
5h 11m
1 stop
$303Delta
Fri, Mar 13 - Mon, Mar 23
United Airlines Logo
7:45 am - 3:09 pm
DEN
-
GRB
6h 24m
1 stop
United Airlines Logo
5:28 pm - 11:06 pm
GRB
-
DEN
6h 38m
1 stop
$309United Airlines
Sat, Feb 21 - Wed, Feb 25
American Airlines Logo
8:00 am - 6:01 pm
DEN
-
GRB
9h 01m
2 stops
American Airlines Logo
6:32 pm - 10:37 pm
GRB
-
DEN
5h 05m
1 stop
$314American Airlines
Thu, Feb 19 - Sun, Feb 22
Delta Logo
1:55 pm - 10:47 pm
COS
-
GRB
7h 52m
1 stop
Delta Logo
5:29 am - 12:48 pm
GRB
-
COS
8h 19m
1 stop
$351Delta
Fri, May 29 - Tue, Jun 2

United Airlines flights from Colorado to Green Bay

Our best United Airlines deals on Colorado to Green Bay flight tickets
United Airlines
Mar 4
DEN7:45 amDenver Intl
5h 25m
1 stop
GRB2:10 pmGreen Bay Austin-Straubel
Mar 7
GRB3:43 pmGreen Bay Austin-Straubel
7h 12m
1 stop
DEN9:55 pmDenver Intl
$265
United Airlines
Apr 10
DEN5:44 pmDenver Intl
5h 13m
1 stop
GRB11:57 pmGreen Bay Austin-Straubel
Apr 13
GRB3:47 pmGreen Bay Austin-Straubel
4h 53m
1 stop
DEN7:40 pmDenver Intl
$285
United Airlines
Feb 20
DEN3:20 pmDenver Intl
5h 10m
1 stop
GRB9:30 pmGreen Bay Austin-Straubel
Feb 27
GRB5:28 pmGreen Bay Austin-Straubel
6h 38m
1 stop
DEN11:06 pmDenver Intl
$294

American Airlines flights from Colorado to Green Bay

Our best American Airlines deals on Colorado to Green Bay flight tickets
American Airlines
Mar 4
DEN2:49 pmDenver Intl
7h 43m
2 stops
GRB11:32 pmGreen Bay Austin-Straubel
Mar 7
GRB6:32 pmGreen Bay Austin-Straubel
5h 05m
1 stop
DEN10:37 pmDenver Intl
$270
American Airlines
Mar 5
DEN2:28 pmDenver Intl
4h 14m
1 stop
GRB7:42 pmGreen Bay Austin-Straubel
Mar 9
GRB6:38 pmGreen Bay Austin-Straubel
4h 59m
1 stop
DEN10:37 pmDenver Intl
$279
American Airlines
Apr 16
DEN5:44 pmDenver Intl
4h 47m
1 stop
GRB11:31 pmGreen Bay Austin-Straubel
Apr 19
GRB5:24 pmGreen Bay Austin-Straubel
7h 35m
1 stop
DEN11:59 pmDenver Intl
$291

momondo Fare Finder

 
Customize your flight search to find flights from Colorado 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 February 8, 2026.
Use the filters below to find and compare flights from Colorado to Green Bay that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

DenverGreen Bay

DEN - GRB

DENGRB

Denver Intl

Thu 3/5

12:21 pm-7:42 pm

1 stop6h 21m

Green Bay Austin-Straubel

Mon 3/9

6:38 pm-10:37 pm

1 stop4h 59m

$279

DenverGreen Bay

DEN - GRB

DENGRB

Denver Intl

Fri 4/10

5:44 pm-11:57 pm

1 stop5h 13m

Green Bay Austin-Straubel

Mon 4/13

3:47 pm-7:40 pm

1 stop4h 53m

$285

DenverGreen Bay

DEN - GRB

DENGRB

Denver Intl

Thu 4/16

5:44 pm-11:31 pm

1 stop4h 47m

Green Bay Austin-Straubel

Sun 4/19

5:24 pm-11:59 pm

1 stop7h 35m

$291

DenverGreen Bay

DEN - GRB

DENGRB

Denver Intl

Fri 2/20

3:20 pm-9:30 pm

1 stop5h 10m

Green Bay Austin-Straubel

Fri 2/27

5:28 pm-11:06 pm

1 stop6h 38m

$294

Grand JunctionGreen Bay

GJT - GRB

GJTGRB

Grand Junction Regnl

Wed 3/25

5:30 am-2:06 pm

2 stops7h 36m

Green Bay Austin-Straubel

Thu 4/2

10:40 am-8:59 pm

2 stops11h 19m

$297

DenverGreen Bay

DEN - GRB

DENGRB

Denver Intl

Tue 5/5

6:30 am-11:18 am

1 stop3h 48m

Green Bay Austin-Straubel

Sun 5/10

6:45 am-12:12 pm

1 stop6h 27m

$300

DenverGreen Bay

DEN - GRB

DENGRB

Denver Intl

Fri 3/13

6:20 am-11:18 am

1 stop3h 58m

Green Bay Austin-Straubel

Mon 3/23

5:17 pm-9:28 pm

1 stop5h 11m

$303

DenverGreen Bay

DEN - GRB

DENGRB

Denver Intl

Sat 2/21

7:45 am-3:09 pm

1 stop6h 24m

Green Bay Austin-Straubel

Wed 2/25

5:28 pm-11:06 pm

1 stop6h 38m

$309

DenverGreen Bay

DEN - GRB

DENGRB

Denver Intl

Thu 2/19

8:00 am-6:01 pm

2 stops9h 01m

Green Bay Austin-Straubel

Sun 2/22

6:32 pm-10:37 pm

1 stop5h 05m

$314

Colorado SpringsGreen Bay

COS - GRB

COSGRB

Colorado Springs

Fri 5/29

1:55 pm-10:47 pm

1 stop7h 52m

Green Bay Austin-Straubel

Tue 6/2

5:29 am-12:48 pm

1 stop8h 19m

$351

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Green Bay from

How to get the cheapest flight ticket from Colorado 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

What is the cheapest month to fly to Green Bay?

The month of May is, on average, the cheapest month to fly to Green Bay from Colorado, with most prices found around $199. If you aren’t able to travel during the month of May, then book flights to Green Bay from Colorado during July instead. Flights to Green Bay in July, while not as cheap as those in May, still average around $238.

What is the cheapest day to depart on your flight to Green Bay?

The cheapest day to depart from Colorado to Green Bay is on a Wednesday when prices can be found for as low as $180. When flying out on a Monday, the most expensive travel day of the week, you can expect to see flight prices from Colorado to Green Bay for around $198.

What is the cheapest Colorado to Green Bay Austin-Straubel flight route?

Fly from Denver Intl to Green Bay Austin-Straubel for the best Colorado - Green Bay Austin-Straubel flight prices

How far in advance should I book a flight to Green Bay?

You are more likely to see cheaper flights to Green Bay from Colorado when booking weeks ahead of your departure date. In general, you can expect to find flights to Green Bay for around $329 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Green Bay from Colorado for as low as $79 on momondo.

What cabin class options are available on Colorado to Green Bay Austin-Straubel flights?

There is only 1 cabin class available to choose from on Colorado to Green Bay Austin-Straubel flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Colorado to Green Bay flights?

No. A direct flight is the cheapest option for a flight between Colorado to Green Bay.

Cheap Colorado to Green Bay flight deals and tips

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

Fastest flight time

3h 48m

Direct flights

None
The fastest flight from Colorado to Green Bay takes 3h 48m
There are no direct flights from Colorado to Green Bay. There are no popular flight routes from Colorado to Green Bay.
Search flight deals

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

    Prices for flights from Colorado to Green Bay Austin-Straubel Airport are updated daily.

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

  • How old do you have to be to fly from Colorado to Green Bay Austin-Straubel 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 Colorado 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.

  • What is the most popular plane model from Colorado to Green Bay?

Best airlines flying from Colorado to Green Bay

Compare and see reviews for airlines that fly from Colorado to Green Bay with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $87Free CancellationRating
5.7
3,051 reviews
Search Frontier flights
DeltaPriceFrom $125Free CancellationRating
7.9
8,174 reviews
Search Delta flights
American AirlinesPriceFrom $250Free CancellationRating
7.2
11,258 reviews
Search American Airlines flights
United AirlinesPriceFrom $271Free CancellationRating
7.4
9,259 reviews
Search United Airlines flights

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 Colorado to Green Bay?

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

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

Flights from Colorado to Green Bay with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

momondo helps you find the best flight between Colorado 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 Colorado to Green Bay right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Green Bay from Colorado. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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