HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Green Bay

$126+ Cheap flights from Denver to Green Bay (DEN - 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 1/7. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — GRB
Jan 13 — Jan 201
Tue 1/13
Tue 1/20
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Denver 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.

Cheapflights Tip: The best prices from Denver Intl to Green Bay Austin-Straubel are usually found in May or July, booked 29 days in advance, depart on a Tuesday or Wednesday and return on a Saturday

Cheap flight deals from Denver to Green Bay

Cheapest flights from Denver to Green Bay
Explore the most affordable flight options available from Denver to Green Bay. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 14, 2025.

This Delta deal was found by Cheapflights users on 12/12. 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 12/195:45 amDEN - GRB
1 stop4h 48mDelta
Mon 1/194:18 pmGRB - DEN
1 stop4h 47mDelta
Deal found 12/12$369
This American Airlines deal was found by Cheapflights users on 12/14. 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 12/295:44 pmDEN - GRB
1 stop4h 52mAmerican Airlines
Fri 1/25:21 pmGRB - DEN
1 stop6h 05mAmerican Airlines
Deal found 12/14$384
This United Airlines deal was found by Cheapflights users on 12/12. 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.
Fri 12/197:45 amDEN - GRB
1 stop6h 22mUnited Airlines
Mon 12/225:22 pmGRB - DEN
1 stop7h 16mUnited Airlines
Deal found 12/12$399
This Delta deal was found by Cheapflights users on 12/14. 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.
Wed 12/175:45 amDEN - GRB
1 stop4h 48mDelta
Wed 12/244:29 pmGRB - DEN
1 stop4h 39mDelta
Deal found 12/14$409
This American Airlines deal was found by Cheapflights users on 12/12. 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 12/185:44 pmDEN - GRB
1 stop4h 47mAmerican Airlines
Tue 12/2310:09 amGRB - DEN
2 stops13h 22mAmerican Airlines
Deal found 12/12$414
This Delta deal was found by Cheapflights users on 12/13. 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.
Sat 12/276:45 amDEN - GRB
1 stop8h 04mDelta
Fri 1/24:29 pmGRB - DEN
1 stop7h 24mDelta
Deal found 12/13$475
This United Airlines deal was found by Cheapflights users on 12/13. 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 12/313:20 pmDEN - GRB
1 stop5h 16mUnited Airlines
Sun 1/46:15 amGRB - DEN
1 stop9h 28mUnited Airlines
Deal found 12/13$506
This American Airlines deal was found by Cheapflights users on 12/13. 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.
Fri 12/197:07 amDEN - GRB
2 stops8h 41mAmerican Airlines
Mon 1/1911:20 amGRB - DEN
1 stop4h 56mAmerican Airlines
Deal found 12/13$525
This American Airlines deal was found by Cheapflights users on 12/13. 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 12/318:07 amDEN - GRB
2 stops9h 25mAmerican Airlines
Sat 1/35:25 amGRB - DEN
1 stop5h 43mAmerican Airlines
Deal found 12/13$549

Find flight deals from Denver to Green Bay

Discover tips and strategies to find the most affordable flight options for your journey from Denver (DEN) 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 December 14, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$217
(Delta)

One-way from

$126
(Delta)

Popular in

March

Cheapest in

May

Average price

$418
Provider with most accurate pricing for Denver Intl-Green Bay Austin-Straubel flight deals.
Search Deals
Provider most trusted by Cheapflights users for Denver Intl-Green Bay Austin-Straubel flights.
Search Deals
From Denver Intl to Green Bay Austin-Straubel
Search Deals
One-way flight from Denver Intl to Green Bay Austin-Straubel
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($41 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($13 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Denver 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 December 14, 2025.
Use the filters below to find and compare flights from Denver to Green Bay that are best for you.

Fly from

Denver

Fly to

Green Bay

Route

Depart

Return

Price

DenverGreen Bay

DEN - GRB

DENGRB

Denver Intl

Thu 1/15

10:34 am-4:39 pm

1 stop5h 05m

Green Bay Austin-Straubel

Sun 1/18

7:00 am-1:33 pm

1 stop7h 33m

$217

DenverGreen Bay

DEN - GRB

DENGRB

Denver Intl

Thu 2/12

12:17 pm-5:53 pm

1 stop4h 36m

Green Bay Austin-Straubel

Mon 2/16

6:39 pm-10:36 pm

1 stop4h 57m

$294

DenverGreen Bay

DEN - GRB

DENGRB

Denver Intl

Wed 2/11

10:34 am-4:39 pm

1 stop5h 05m

Green Bay Austin-Straubel

Tue 2/17

12:06 pm-4:39 pm

1 stop5h 33m

$295

DenverGreen Bay

DEN - GRB

DENGRB

Denver Intl

Wed 1/14

3:15 pm-9:31 pm

1 stop5h 16m

Green Bay Austin-Straubel

Sun 1/18

3:42 pm-10:00 pm

1 stop7h 18m

$304

DenverGreen Bay

DEN - GRB

DENGRB

Denver Intl

Thu 2/12

10:20 am-4:44 pm

1 stop5h 24m

Green Bay Austin-Straubel

Tue 2/17

12:06 pm-4:39 pm

1 stop5h 33m

$309

DenverGreen Bay

DEN - GRB

DENGRB

Denver Intl

Thu 2/12

7:45 am-3:09 pm

1 stop6h 24m

Green Bay Austin-Straubel

Sun 2/15

3:05 pm-10:05 pm

1 stop8h 00m

$314

DenverGreen Bay

DEN - GRB

DENGRB

Denver Intl

Tue 1/6

7:45 am-3:07 pm

1 stop6h 22m

Green Bay Austin-Straubel

Sat 1/10

5:24 pm-9:59 pm

1 stop5h 35m

$321

DenverGreen Bay

DEN - GRB

DENGRB

Denver Intl

Fri 12/19

5:45 am-11:33 am

1 stop4h 48m

Green Bay Austin-Straubel

Mon 1/19

4:18 pm-8:05 pm

1 stop4h 47m

$369

DenverGreen Bay

DEN - GRB

DENGRB

Denver Intl

Wed 2/11

6:00 am-4:23 pm

2 stops9h 23m

Green Bay Austin-Straubel

Tue 2/17

9:58 am-3:49 pm

1 stop6h 51m

$381

DenverGreen Bay

DEN - GRB

DENGRB

Denver Intl

Sat 1/17

11:20 am-7:03 pm

1 stop6h 43m

Green Bay Austin-Straubel

Mon 1/19

3:42 pm-8:49 am

1 stop18h 07m

$382

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/11

Showing 1-10 of 21 results
1
2
3

Compare providers for flights from Denver 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 Denver to Green Bay in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Denver-Green Bay flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Denver-Green Bay flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Denver-Green Bay flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Denver-Green Bay flights, Cheapflights users trust eDreams the most. eDreams 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 Denver-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 Denver to Green Bay

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

How far ahead should I book a flight from Denver to Green Bay?

Use this chart to determine the optimal time to book a round-trip flight from Denver to Green Bay. Price data was last updated on December 12, 2025.

To ensure you get the cheapest price possible for a flight from Denver to Green Bay, you should look to book at least 29 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, July is the cheapest month in which you can book a flight from Denver to Green Bay (average of $67). Flying from Denver to Green Bay in March is currently the most expensive (average of $284). 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 DEN to GRB?

Find hourly flight availability from Denver 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 December 14, 2025.

One of the essential ways to save on airfare from Denver to Green Bay is to remain as flexible as possible. Flights that are in the evening tend to be the most expensive. A flight in the morning could potentially save you up to 58% on airfare.

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 December 14, 2025.
Peruse reviews from past customers who have flown with Delta, United Airlines, and American Airlines from Denver 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.
Delta
7.9
Good
8,008 reviews

Food

7.3

Overall

7.9

Boarding

8.1

Crew

8.5

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,008 reviews
Delta
7.9
Good
8,008 reviews

Food

7.3

Overall

7.9

Boarding

8.1

Crew

8.5

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,092 reviews
Delta
7.9
Good
8,008 reviews

Food

7.3

Overall

7.9

Boarding

8.1

Crew

8.5

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.2
Good
11,051 reviews
Delta
7.9
Good
8,008 reviews

Food

7.3

Overall

7.9

Boarding

8.1

Crew

8.5

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Frontier
5.8
Fair
3,080 reviews
Delta
7.9
Good
8,008 reviews

Food

7.3

Overall

7.9

Boarding

8.1

Crew

8.5

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Denver to Green Bay. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Denver to Green Bay?

    Delta, American Airlines, and United Airlines can get you from Denver to Green Bay in just under 4h 36m. Your travel time can differ by up to 40m. There are 903 mi between Denver and Green Bay. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from Denver to Green Bay round-trip?

    Frontier, at $87, was found to be the cheapest airline from Denver to Green Bay.Alternate airlines to your destination round-trip include Delta and American Airlines. Users have found that Frontier is 74% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Denver to Green Bay one-way?

    For one-way options, check prices for Frontier. According to our data, you can fly for as low as $79. Users have also found prices from $82 and $108 on American Airlines and Delta, respectively.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Denver 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 Denver to Green Bay?

    Currently, July is the cheapest month in which you can book a flight from Denver to Green Bay (average of $67). Flying from Denver to Green Bay in March is currently the most expensive (average of $284). 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 Green Bay?

Book flights to Green Bay if you plan to visit one of these locations
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 Denver to Green Bay

See prices for flight routes from nearby airports that may be better suited for you.
Denver to O'Hare Intl flights
Denver to Minneapolis flights
Denver to Milwaukee flights
Denver to Madison flights
Denver to Appleton flights
Montrose to O'Hare Intl flights
Colorado Springs to O'Hare Intl flights
Vail to O'Hare Intl flights
Colorado Springs to Minneapolis flights
Denver to Duluth flights
Aspen to O'Hare Intl flights
Grand Junction to Minneapolis flights
Hayden to O'Hare Intl flights
Montrose to Minneapolis flights
Grand Junction to O'Hare Intl flights
Denver to Eau Claire flights
Durango to O'Hare Intl flights
Durango to Milwaukee flights
Colorado Springs to Milwaukee flights
Colorado Springs to Madison flights
Durango to Minneapolis flights
Aspen to Minneapolis flights
Vail to Milwaukee flights
Montrose to Appleton flights
Grand Junction to Milwaukee flights
Hayden to Minneapolis flights
Gunnison to Minneapolis flights
Grand Junction to Madison flights
Denver to La Crosse flights
Montrose to Milwaukee flights
Colorado Springs to Green Bay flights
Colorado Springs to Appleton flights
Denver to Wausau flights
Montrose to Madison flights
Aspen to Milwaukee flights
Grand Junction to Appleton flights
Grand Junction to Escanaba flights
Denver to Rhinelander flights
Durango to Madison flights
Colorado Springs to Duluth flights
Gunnison to O'Hare Intl flights
Gunnison to Madison flights
Grand Junction to Green Bay flights
Montrose to Wausau flights
Aspen to Madison flights

Top 4 airlines flying from Denver to Green Bay

Discover the top 4 airlines that operate flights from Denver 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 December 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$87Average$198FlexibilityNo cancel feeOn-time62%
DeltaCheapest$199Average$374FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$254Average$368FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$274Average$476FlexibilityNo cancel feeOn-time69%

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.