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Cheap flights from Green Bay to Denver from $271

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 Denver departing on 9/16. 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
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Green Bay to Denver

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
5:43 am - 10:02 am
GRB
-
DEN
5h 19m
1 stop
American Airlines Logo
7:16 am - 3:34 pm
DEN
-
GRB
7h 18m
1 stop
$271American Airlines
Wed, Sep 16 - Sat, Sep 19
American Airlines Logo
5:43 am - 10:02 am
GRB
-
DEN
5h 19m
1 stop
American Airlines Logo
7:16 am - 3:34 pm
DEN
-
GRB
7h 18m
1 stop
$271American Airlines
Tue, Sep 22 - Tue, Sep 29
United Airlines Logo
12:30 pm - 4:34 pm
GRB
-
DEN
5h 04m
1 stop
United Airlines Logo
4:40 pm - 11:19 pm
DEN
-
GRB
5h 39m
1 stop
$271United Airlines
Sat, Sep 5 - Fri, Sep 11
American Airlines Logo
4:04 pm - 8:35 pm
GRB
-
DEN
5h 31m
1 stop
American Airlines Logo
8:18 am - 3:34 pm
DEN
-
GRB
6h 16m
1 stop
$271American Airlines
Sat, Sep 12 - Wed, Sep 16
American Airlines Logo
7:02 pm - 11:59 pm
GRB
-
DEN
5h 57m
1 stop
American Airlines Logo
12:25 pm - 7:56 pm
DEN
-
GRB
6h 31m
1 stop
$271American Airlines
Sun, Sep 6 - Wed, Sep 9
Delta Logo
4:16 pm - 8:05 pm
GRB
-
DEN
4h 49m
1 stop
Delta Logo
8:45 am - 3:36 pm
DEN
-
GRB
5h 51m
1 stop
$283Delta
Sat, Sep 12 - Tue, Sep 15
Delta Logo
4:25 pm - 7:51 pm
GRB
-
DEN
4h 26m
1 stop
Delta Logo
6:15 am - 11:22 am
DEN
-
GRB
4h 07m
1 stop
$313Delta
Sat, Sep 5 - Thu, Sep 10
Delta Logo
4:16 pm - 8:05 pm
GRB
-
DEN
4h 49m
1 stop
Delta Logo
6:15 am - 11:22 am
DEN
-
GRB
4h 07m
1 stop
$313Delta
Mon, Sep 14 - Sat, Sep 19
United Airlines Logo
5:05 pm - 10:13 pm
GRB
-
DEN
6h 08m
1 stop
United Airlines Logo
6:00 am - 12:05 pm
DEN
-
GRB
5h 05m
1 stop
$322United Airlines
Wed, Sep 16 - Sun, Sep 20
United Airlines Logo
5:29 pm - 11:53 pm
GRB
-
DEN
7h 24m
1 stop
United Airlines Logo
6:00 am - 11:55 am
DEN
-
GRB
4h 55m
1 stop
$329United Airlines
Thu, Aug 20 - Tue, Aug 25

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United Airlines flights from Green Bay to Denver

Our best United Airlines deals on Green Bay to Denver flight tickets
United Airlines
Sep 5
GRB12:30 pmGreen Bay Austin-Straubel
5h 04m
1 stop
DEN4:34 pmDenver Intl
Sep 11
DEN4:40 pmDenver Intl
5h 39m
1 stop
GRB11:19 pmGreen Bay Austin-Straubel
$271
United Airlines
Sep 16
GRB5:05 pmGreen Bay Austin-Straubel
6h 08m
1 stop
DEN10:13 pmDenver Intl
Sep 20
DEN6:00 amDenver Intl
5h 05m
1 stop
GRB12:05 pmGreen Bay Austin-Straubel
$322
United Airlines
Sep 9
GRB5:05 pmGreen Bay Austin-Straubel
6h 08m
1 stop
DEN10:13 pmDenver Intl
Sep 13
DEN5:30 amDenver Intl
5h 35m
1 stop
GRB12:05 pmGreen Bay Austin-Straubel
$330

American Airlines flights from Green Bay to Denver

Our best American Airlines deals on Green Bay to Denver flight tickets
American Airlines
Sep 5
GRB12:26 pmGreen Bay Austin-Straubel
8h 12m
2 stops
DEN7:38 pmDenver Intl
Sep 11
DEN6:01 pmDenver Intl
5h 12m
1 stop
GRB12:13 amGreen Bay Austin-Straubel
$276
American Airlines
Sep 5
GRB12:26 pmGreen Bay Austin-Straubel
10h 49m
2 stops
DEN10:15 pmDenver Intl
Sep 11
DEN12:17 pmDenver Intl
10h 56m
2 stops
GRB12:13 amGreen Bay Austin-Straubel
$282
American Airlines
Aug 27
GRB7:02 pmGreen Bay Austin-Straubel
5h 57m
1 stop
DEN11:59 pmDenver Intl
Sep 9
DEN12:25 pmDenver Intl
6h 31m
1 stop
GRB7:56 pmGreen Bay Austin-Straubel
$300

momondo Fare Finder

 
Customize your flight search to find flights from Green Bay to Denver 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 July 29, 2026.
Use the filters below to find and compare flights from Green Bay to Denver that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Green BayDenver

GRB - DEN

GRBDEN

Green Bay Austin-Straubel

Wed 9/16

5:43 am-10:02 am

1 stop5h 19m

Denver Intl

Sat 9/19

7:16 am-3:34 pm

1 stop7h 18m

$271

Green BayDenver

GRB - DEN

GRBDEN

Green Bay Austin-Straubel

Tue 9/22

5:43 am-10:02 am

1 stop5h 19m

Denver Intl

Tue 9/29

7:16 am-3:34 pm

1 stop7h 18m

$271

Green BayDenver

GRB - DEN

GRBDEN

Green Bay Austin-Straubel

Sat 9/5

12:30 pm-4:34 pm

1 stop5h 04m

Denver Intl

Fri 9/11

4:40 pm-11:19 pm

1 stop5h 39m

$271

Green BayDenver

GRB - DEN

GRBDEN

Green Bay Austin-Straubel

Sat 9/12

4:04 pm-8:35 pm

1 stop5h 31m

Denver Intl

Wed 9/16

8:18 am-3:34 pm

1 stop6h 16m

$271

Green BayDenver

GRB - DEN

GRBDEN

Green Bay Austin-Straubel

Sun 9/6

7:02 pm-11:59 pm

1 stop5h 57m

Denver Intl

Wed 9/9

12:25 pm-7:56 pm

1 stop6h 31m

$271

Green BayDenver

GRB - DEN

GRBDEN

Green Bay Austin-Straubel

Sat 9/12

4:16 pm-8:05 pm

1 stop4h 49m

Denver Intl

Tue 9/15

8:45 am-3:36 pm

1 stop5h 51m

$283
Quickest round-trip

Green BayDenver

GRB - DEN

GRBDEN

Green Bay Austin-Straubel

Sat 9/5

4:25 pm-7:51 pm

1 stop4h 26m

Denver Intl

Thu 9/10

6:15 am-11:22 am

1 stop4h 07m

$313

Green BayDenver

GRB - DEN

GRBDEN

Green Bay Austin-Straubel

Mon 9/14

4:16 pm-8:05 pm

1 stop4h 49m

Denver Intl

Sat 9/19

6:15 am-11:22 am

1 stop4h 07m

$313

Green BayDenver

GRB - DEN

GRBDEN

Green Bay Austin-Straubel

Wed 9/16

5:05 pm-10:13 pm

1 stop6h 08m

Denver Intl

Sun 9/20

6:00 am-12:05 pm

1 stop5h 05m

$322

Green BayDenver

GRB - DEN

GRBDEN

Green Bay Austin-Straubel

Thu 8/20

5:29 pm-11:53 pm

1 stop7h 24m

Denver Intl

Tue 8/25

6:00 am-11:55 am

1 stop4h 55m

$329

Flights are sorted by cheapest round-trip flights first.

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

How to get the cheapest flight ticket from Green Bay to Denver

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 typical price of a round-trip flight between Green Bay and Denver?

Prices are currently typical for flights on this route.

Typical prices usually range from $210 to $344.
The lowest price recently found on this route was $271.

What is the cheapest month to fly to Denver?

The cheapest month to fly to Denver from Green Bay is in August. Flight prices, which tend to average around $299, are often lower during this time because this is during the off-season. If you don’t want to visit Denver in August, then you should wait until March to fly from Green Bay, when ticket prices are also cheap, with an average price of $309.

What is the cheapest day to depart on your flight to Denver?

The cheapest day to depart on your flight to Denver is on a Wednesday when prices can be found for as low as $235. This is often the case because there is less demand to fly during this day of the week. The most expensive day to fly to Denver is Friday, with ticket prices averaging around $265.

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

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

What cabin class options are available on Green Bay to Denver flights?

There is only 1 cabin class available to choose from on Green Bay to Denver 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 Green Bay to Denver flights?

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

How have Green Bay to Denver flight prices changed over time?

When to book flights from Green Bay to Denver

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

Cheap Green Bay to Denver (GRB to DEN) flight deals and tips

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

Fastest flight time

4h 20m

Direct flights

None
The fastest flight from Green Bay to Denver takes 4h 20m
There are no direct flights from Green Bay to Denver. There are no popular flight routes from Green Bay to Denver.
Search flight deals

Frequently asked questions about flying from Green Bay to Denver

  • How far is Green Bay Austin-Straubel to Denver Intl by plane?

    The straight-line distance from Green Bay Austin-Straubel to Denver Intl is 927.1 mi. 4h 20m is a normal flight duration for this route.

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

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

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

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Green Bay Austin-Straubel Airport to Denver Intl Airport.

  • What documentation or ID do you need to fly to Denver Intl Airport?

    The travel and health documents you'll need for your trip to Denver Intl 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 Denver Intl 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 Green Bay to Denver?

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

Best airlines flying from Green Bay to Denver

Compare and see reviews for airlines that fly from Green Bay to Denver with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $250Free CancellationRating
7.4
10,053 reviews
Search United Airlines flights
DeltaPriceFrom $254Free CancellationRating
7.8
8,493 reviews
Search Delta flights
American AirlinesPriceFrom $269Free CancellationRating
7.1
11,845 reviews
Search American Airlines flights

Traveling to a place near Denver?

Book flights to Denver if you plan to visit one of these locations
Breckenridge
Estes Park
Black Hawk
Aurora
Fort Collins
Westminster
Longmont
Boulder
Manitou Springs
Lakewood
Greeley
Keystone
Thornton
Cripple Creek
Centennial
Frisco
Englewood
Littleton
Winter Park
Copper Mountain

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Green Bay to Denver for you.

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

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

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

Once all potential Green Bay to Denver flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Yes momondo offers price alerts on flights to Denver from Green Bay. 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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