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$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 2/21. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — GRB
Feb 14 — Feb 211
Sat 2/14
Sat 2/21
1 adult, Economy
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Cheapflights Tip: The best prices from Denver Intl to Green Bay Austin-Straubel are usually found in May or July, booked 30 days in advance, depart on a Tuesday or Wednesday and return on a Saturday

Cheap 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 January 15, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$279
(American Airlines)

One-way from

$126
(United Airlines)

Popular in

November

Cheapest in

May

Average price

$359
Provider with most accurate pricing for Denver Intl-Green Bay Austin-Straubel flight deals.
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Provider most trusted by Cheapflights users for Denver Intl-Green Bay Austin-Straubel flights.
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From Denver Intl to Green Bay Austin-Straubel
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One-way flight from Denver Intl to Green Bay Austin-Straubel
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Highest demand for flights based on searches. 16% potential increase in price ($64 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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Find 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 January 15, 2026.

This United Airlines deal was found by Cheapflights users on 1/12. 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.
Wed 2/47:50 am
DEN
-
GRB
1 stop5h 12m
United Airlines
Sat 2/75:24 pm
GRB
-
DEN
1 stop5h 35m
United Airlines
Deal found 1/12$251
This United Airlines deal was found by Cheapflights users on 1/13. 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.
Tue 2/37:50 am
DEN
-
GRB
1 stop6h 17m
United Airlines
Mon 2/95:24 pm
GRB
-
DEN
1 stop5h 35m
United Airlines
Deal found 1/13$265
This United Airlines deal was found by Cheapflights users on 1/12. 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.
Thu 2/127:45 am
DEN
-
GRB
1 stop5h 25m
United Airlines
Wed 2/185:28 pm
GRB
-
DEN
1 stop6h 38m
United Airlines
Deal found 1/12$270
This American Airlines deal was found by Cheapflights users on 1/12. 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.
Wed 2/47:55 am
DEN
-
GRB
2 stops13h 19m
American Airlines
Sat 2/74:53 pm
GRB
-
DEN
1 stop7h 23m
American Airlines
Deal found 1/12$276
This American Airlines deal was found by Cheapflights users on 1/14. 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.
Thu 2/262:28 pm
DEN
-
GRB
1 stop4h 14m
American Airlines
Thu 3/56:32 pm
GRB
-
DEN
1 stop5h 05m
American Airlines
Deal found 1/14$279
This American Airlines deal was found by Cheapflights users on 1/13. 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.
Sat 2/216:39 am
DEN
-
GRB
2 stops10h 22m
American Airlines
Tue 2/245:00 am
GRB
-
DEN
2 stops9h 15m
American Airlines
Deal found 1/13$282
This American Airlines deal was found by Cheapflights users on 1/14. 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.
Thu 2/51:40 pm
DEN
-
GRB
1 stop7h 32m
American Airlines
Sun 2/86:00 am
GRB
-
DEN
2 stops11h 21m
American Airlines
Deal found 1/14$284
This United Airlines deal was found by Cheapflights users on 1/13. 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.
Fri 2/66:00 am
DEN
-
GRB
1 stop7h 02m
United Airlines
Mon 2/95:24 pm
GRB
-
DEN
1 stop5h 35m
United Airlines
Deal found 1/13$286
This American Airlines deal was found by Cheapflights users on 1/13. 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.
Tue 2/36:00 am
DEN
-
GRB
2 stops9h 23m
American Airlines
Mon 2/94:53 pm
GRB
-
DEN
1 stop7h 23m
American Airlines
Deal found 1/13$290
This American Airlines deal was found by Cheapflights users on 1/14. 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.
Wed 2/185:57 pm
DEN
-
GRB
1 stop4h 35m
American Airlines
Sun 2/226:32 pm
GRB
-
DEN
1 stop5h 05m
American Airlines
Deal found 1/14$293
This United Airlines deal was found by Cheapflights users on 1/13. 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.
Tue 2/103:15 pm
DEN
-
GRB
1 stop5h 16m
United Airlines
Wed 2/1110:42 am
GRB
-
DEN
1 stop6h 52m
United Airlines
Deal found 1/13$300

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 January 15, 2026.
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

Wed 2/4

7:50 am-2:02 pm

1 stop5h 12m

Green Bay Austin-Straubel

Sat 2/7

5:24 pm-9:59 pm

1 stop5h 35m

$251

DenverGreen Bay

DEN - GRB

DENGRB

Denver Intl

Tue 2/3

7:50 am-3:07 pm

1 stop6h 17m

Green Bay Austin-Straubel

Mon 2/9

5:24 pm-9:59 pm

1 stop5h 35m

$265

DenverGreen Bay

DEN - GRB

DENGRB

Denver Intl

Thu 2/12

7:45 am-2:10 pm

1 stop5h 25m

Green Bay Austin-Straubel

Wed 2/18

5:28 pm-11:06 pm

1 stop6h 38m

$270

DenverGreen Bay

DEN - GRB

DENGRB

Denver Intl

Wed 2/4

7:55 am-10:14 pm

2 stops13h 19m

Green Bay Austin-Straubel

Sat 2/7

4:53 pm-11:16 pm

1 stop7h 23m

$276

DenverGreen Bay

DEN - GRB

DENGRB

Denver Intl

Tue 2/10

6:00 am-4:23 pm

2 stops9h 23m

Green Bay Austin-Straubel

Wed 2/11

6:00 am-10:49 am

1 stop5h 49m

$276

DenverGreen Bay

DEN - GRB

DENGRB

Denver Intl

Thu 3/5

12:21 pm-6:01 pm

1 stop4h 40m

Green Bay Austin-Straubel

Mon 3/9

6:38 pm-10:37 pm

1 stop4h 59m

$279

DenverGreen Bay

DEN - GRB

DENGRB

Denver Intl

Thu 3/26

6:00 am-2:06 pm

1 stop7h 06m

Green Bay Austin-Straubel

Mon 3/30

5:35 pm-11:44 pm

1 stop7h 09m

$279

DenverGreen Bay

DEN - GRB

DENGRB

Denver Intl

Thu 2/12

8:07 am-6:01 pm

2 stops8h 54m

Green Bay Austin-Straubel

Wed 2/18

6:32 pm-10:37 pm

1 stop5h 05m

$290

DenverGreen Bay

DEN - GRB

DENGRB

Denver Intl

Tue 2/10

3:15 pm-9:31 pm

1 stop5h 16m

Green Bay Austin-Straubel

Wed 2/11

10:42 am-4:34 pm

1 stop6h 52m

$300

DenverGreen Bay

DEN - GRB

DENGRB

Denver Intl

Fri 3/27

6:20 am-11:18 am

1 stop3h 58m

Green Bay Austin-Straubel

Sat 4/4

4:19 pm-7:51 pm

1 stop4h 32m

$307

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/13

Showing 1-10 of 20 results
1
2

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 January.
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 January 9, 2026.

To ensure you get the cheapest price possible for a flight from Denver to Green Bay, you should look to book at least 30 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 $64). Flying from Denver to Green Bay in March is currently the most expensive (average of $280). 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.

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 January 15, 2026.
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
8,048 reviews

Crew

8.5

Entertainment

7.8

Overall

7.9

Food

7.2

Comfort

7.9

Boarding

8.1

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
8,048 reviews
Delta
7.9
Good
8,048 reviews

Crew

8.5

Entertainment

7.8

Overall

7.9

Food

7.2

Comfort

7.9

Boarding

8.1

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
9,163 reviews
Delta
7.9
Good
8,048 reviews

Crew

8.5

Entertainment

7.8

Overall

7.9

Food

7.2

Comfort

7.9

Boarding

8.1

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
11,130 reviews
Delta
7.9
Good
8,048 reviews

Crew

8.5

Entertainment

7.8

Overall

7.9

Food

7.2

Comfort

7.9

Boarding

8.1

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
5.7
Fair
3,057 reviews
Delta
7.9
Good
8,048 reviews

Crew

8.5

Entertainment

7.8

Overall

7.9

Food

7.2

Comfort

7.9

Boarding

8.1

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?

    United Airlines and American Airlines can get you from Denver to Green Bay in just under 5h 12m. Your travel time can differ by up to 8h 07m. 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 73% 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 $64). Flying from Denver to Green Bay in March is currently the most expensive (average of $280). 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
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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 January 15, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$87Average$198FlexibilityNo cancel feeOn-time62%
DeltaCheapest$125Average$371FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$250Average$353FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$274Average$413FlexibilityNo cancel feeOn-time69%

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