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Green Bay

$99+ Cheap flights from Colorado to Green Bay (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 5/16. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — GRB
Apr 22 — Apr 291
Tue 4/22
Tue 4/29
1 adult, Economy
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Cheap flight deals from Colorado to Green Bay

Keep the following information in mind while searching for Colorado to Green Bay flight deals. Data was last updated April 17, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$200
(Frontier)

One-way from

$99
(Cheapflightsfares)

Popular in

March

Cheapest in

May

Average price

$315

Good round-trip deal

$158 or less
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 Colorado to Green Bay Austin-Straubel
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One-way flight from Colorado to Green Bay Austin-Straubel
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Highest demand for flights based on searches. 7% potential increase in price ($29 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($12 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Price to beat on a round-trip flight from Colorado to Green Bay Austin-Straubel.
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Find flight deals from Colorado to Green Bay

Cheapest flights from Colorado to Green Bay
Explore the most affordable flight options available from Colorado to Green Bay. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 17, 2025.

This Frontier deal was found by Cheapflights users on 4/16. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/113:31 pmDEN - GRB
Nonstop2h 24mFrontier
Mon 7/217:53 pmGRB - DEN
Nonstop2h 47mFrontier
Deal found 4/16$200
This Delta deal was found by Cheapflights users on 4/16. 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 5/76:00 amDEN - GRB
1 stop4h 26mDelta
Fri 5/306:30 amGRB - DEN
1 stop4h 38mDelta
Deal found 4/16$244
This American Airlines deal was found by Cheapflights users on 4/16. 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 5/1010:56 amDEN - GRB
2 stops11h 14mAmerican Airlines
Sun 5/116:22 pmGRB - DEN
1 stop6h 11mAmerican Airlines
Deal found 4/16$260
This United Airlines deal was found by Cheapflights users on 4/16. 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 4/171:25 pmDEN - GRB
1 stop6h 27mUnited Airlines
Thu 4/245:25 pmGRB - DEN
1 stop6h 45mUnited Airlines
Deal found 4/16$379
This Delta deal was found by Cheapflights users on 4/17. 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.
Thu 6/262:28 pmCOS - GRB
1 stop7h 45mDelta
Tue 7/16:20 amGRB - COS
1 stop4h 42mDelta
Deal found 4/17$399
This American Airlines deal was found by Cheapflights users on 4/17. 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 10/112:01 pmCOS - GRB
1 stop4h 39mAmerican Airlines
Sun 10/56:19 amGRB - COS
1 stop6h 10mAmerican Airlines
Deal found 4/17$439
This American Airlines deal was found by Cheapflights users on 4/16. 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 6/1912:08 pmASE - GRB
1 stop28h 18mAmerican Airlines
Mon 6/235:56 pmGRB - ASE
2 stops18h 37mAmerican Airlines
Deal found 4/16$525
This United Airlines deal was found by Cheapflights users on 4/17. 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 6/256:00 amCOS - GRB
1 stop5h 22mUnited Airlines
Mon 6/305:23 pmGRB - COS
1 stop5h 21mUnited Airlines
Deal found 4/17$644
This American Airlines deal was found by Cheapflights users on 4/16. 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 5/145:00 amGJT - GRB
2 stops11h 50mAmerican Airlines
Mon 5/196:22 pmGRB - GJT
2 stops17h 45mAmerican Airlines
Deal found 4/16$652
This United Airlines deal was found by Cheapflights users on 4/16. 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 5/147:15 amMTJ - GRB
2 stops10h 44mUnited Airlines
Mon 5/195:30 pmGRB - MTJ
2 stops20h 05mUnited Airlines
Deal found 4/16$768
This American Airlines deal was found by Cheapflights users on 4/17. 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 4/246:00 amDRO - GRB
2 stops16h 08mAmerican Airlines
Mon 4/286:40 pmGRB - DRO
2 stops17h 31mAmerican Airlines
Deal found 4/17$833
This American Airlines deal was found by Cheapflights users on 4/16. 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 5/1411:52 amMTJ - GRB
3 stops22h 05mAmerican Airlines
Mon 5/196:22 pmGRB - MTJ
3 stops17h 55mAmerican Airlines
Deal found 4/16$889

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated April 17, 2025.
Use the filters below to find and compare flights from Colorado to Green Bay that are best for you.

Fly from

Colorado

Fly to

Green Bay

Route

Depart

Return

Price

DenverGreen Bay

DEN - GRB

DENGRB

Denver Intl

Fri 7/11

3:31 pm-6:55 pm

Nonstop2h 24m

Green Bay Austin-Straubel

Mon 7/21

7:53 pm-9:40 pm

Nonstop2h 47m

$200

DenverGreen Bay

DEN - GRB

DENGRB

Denver Intl

Wed 5/7

6:00 am-11:26 am

1 stop4h 26m

Green Bay Austin-Straubel

Fri 5/30

6:30 am-10:08 am

1 stop4h 38m

$244

DenverGreen Bay

DEN - GRB

DENGRB

Denver Intl

Sat 5/10

10:56 am-11:10 pm

2 stops11h 14m

Green Bay Austin-Straubel

Sun 5/11

6:22 pm-11:33 pm

1 stop6h 11m

$260

Colorado SpringsGreen Bay

COS - GRB

COSGRB

Colorado Springs

Thu 6/26

2:28 pm-11:13 pm

1 stop7h 45m

Green Bay Austin-Straubel

Tue 7/1

6:20 am-10:02 am

1 stop4h 42m

$399

DenverGreen Bay

DEN - GRB

DENGRB

Denver Intl

Thu 5/1

2:45 pm-8:52 pm

1 stop5h 07m

Green Bay Austin-Straubel

Mon 5/5

5:30 pm-9:40 pm

1 stop5h 10m

$415

Colorado SpringsGreen Bay

COS - GRB

COSGRB

Colorado Springs

Wed 10/1

12:01 pm-5:40 pm

1 stop4h 39m

Green Bay Austin-Straubel

Sun 10/5

6:19 am-11:29 am

1 stop6h 10m

$439

AspenGreen Bay

ASE - GRB

ASEGRB

Aspen Pitkin County

Thu 6/19

12:08 pm-5:26 pm

1 stop28h 18m

Green Bay Austin-Straubel

Mon 6/23

5:56 pm-11:33 am

2 stops18h 37m

$525

Colorado SpringsGreen Bay

COS - GRB

COSGRB

Colorado Springs

Wed 6/25

6:00 am-12:22 pm

1 stop5h 22m

Green Bay Austin-Straubel

Mon 6/30

5:23 pm-9:44 pm

1 stop5h 21m

$644

Grand JunctionGreen Bay

GJT - GRB

GJTGRB

Grand Junction Regnl

Wed 5/14

5:00 am-5:50 pm

2 stops11h 50m

Green Bay Austin-Straubel

Mon 5/19

6:22 pm-11:07 am

2 stops17h 45m

$652

MontroseGreen Bay

MTJ - GRB

MTJGRB

Montrose County

Wed 5/14

7:15 am-6:59 pm

2 stops10h 44m

Green Bay Austin-Straubel

Mon 5/19

5:30 pm-12:35 pm

2 stops20h 05m

$768

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/15

Showing 1-10 of 18 results
1
2

Best time to book a flight from Colorado to Green Bay

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

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

Currently, January is the cheapest month in which you can book a flight from Colorado to Green Bay (average of $331). Flying from Colorado to Green Bay in June is currently the most expensive (average of $495). 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 CO to GRB?

Find hourly flight availability from Colorado 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 April 17, 2025.

When flying from Colorado to Green Bay, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Green Bay by month

Plan your trip to Green Bay by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Green Bay ranges from 1.1 - 3.9 inches per month. June is typically the wettest month, when rainfall can reach 3.9 in. January is typically the driest time to visit Green Bay when rainfall is around 1.1 in.

Temperature in Green Bay by month

Plan your trip to Green Bay by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Green Bay, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 15.8 F).

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 April 17, 2025.
Peruse reviews from past customers who have flown with Delta, United Airlines and American Airlines from Colorado to Green Bay to help guide your decision. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,917 reviews

Entertainment

7.9

Boarding

8.2

Crew

8.5

Overall

8.0

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,917 reviews
Delta
8.0
Very good
7,917 reviews

Entertainment

7.9

Boarding

8.2

Crew

8.5

Overall

8.0

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
United Airlines
7.4
Good
8,667 reviews
Delta
8.0
Very good
7,917 reviews

Entertainment

7.9

Boarding

8.2

Crew

8.5

Overall

8.0

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,917 reviews

Entertainment

7.9

Boarding

8.2

Crew

8.5

Overall

8.0

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Frontier
6.0
Okay
3,281 reviews
Delta
8.0
Very good
7,917 reviews

Entertainment

7.9

Boarding

8.2

Crew

8.5

Overall

8.0

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

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

  • What airport do you fly into for flights to Green Bay from Colorado?

    Green Bay Austin-Straubel (GRB), located 5.9 mi from the city center, is the airport you fly into when you book flights from Colorado to Green Bay.

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

    One-way options have recently been found by users for as low as $99 on Frontier. Other airlines that offer cheap prices include Delta from $119 and United Airlines from $160 one-way.

  • What are the most popular routes from Colorado to Green Bay?

    When deciding which route to take from Colorado to Green Bay consider Denver Intl - Green Bay Austin-Straubel, Colorado Springs - Green Bay Austin-Straubel or Durango La Plata County - Green Bay Austin-Straubel as they are the most popular.

  • What are the cheapest flights from Colorado to Green Bay?

    Looking for the cheapest flight from Colorado to Green Bay? While on average our users pay $198, our data indicates the cheapest price to be $158. The most popular route (Denver Intl - Green Bay Austin-Straubel), is priced around $226.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Colorado to Green Bay (average of $331). Flying from Colorado to Green Bay in June is currently the most expensive (average of $495). 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 Colorado?

Book flights to Colorado if you plan to visit one of these locations
Marinette
Manitowoc

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Alternative routes for Colorado to Green Bay

See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from Colorado to Green Bay

Discover the top 4 airlines that operate flights from Colorado 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 April 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$101Average$189FlexibilityNo cancel feeOn-time62%
DeltaCheapest$229Average$374FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$248Average$508FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$258Average$399FlexibilityNo cancel feeOn-time71%

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