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Green Bay

$79+ 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 6/23. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — GRB
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
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 June 12, 2025.

Round-trip from

$156
(Cheapflightsfares)

One-way from

$79
(Frontier)

Popular in

March

Cheapest in

May

Average price

$298

Good round-trip deal

$119 or less

Good one-way deal

$79 or less
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. 9% potential increase in price ($37 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($13 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Price to beat on a round-trip flight from Colorado to Green Bay Austin-Straubel.
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Price to beat on a one-way 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 June 12, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 6/11. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/203:31 pmDEN - GRB
Nonstop2h 23mFrontier
Mon 6/237:53 pmGRB - DEN
Nonstop2h 41mFrontier
Deal found 6/11$146
This Delta deal was found by Cheapflights users on 6/11. 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.
Tue 8/196:15 amDEN - GRB
1 stop4h 11mDelta
Tue 8/267:02 amGRB - DEN
1 stop7h 52mDelta
Deal found 6/11$251
This American Airlines deal was found by Cheapflights users on 6/12. 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.
Fri 6/135:30 pmDEN - GRB
1 stop4h 56mAmerican Airlines
Mon 6/166:00 amGRB - DEN
2 stops10h 05mAmerican Airlines
Deal found 6/12$264
This United Airlines deal was found by Cheapflights users on 6/11. 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 6/2012:04 pmCOS - GRB
1 stop6h 19mUnited Airlines
Wed 6/256:15 amGRB - COS
1 stop5h 53mUnited Airlines
Deal found 6/11$309
This United Airlines deal was found by Cheapflights users on 6/12. 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.
Sat 6/216:00 amDEN - GRB
1 stop5h 22mUnited Airlines
Sat 7/56:15 amGRB - DEN
1 stop5h 20mUnited Airlines
Deal found 6/12$384
This Delta deal was found by Cheapflights users on 6/12. 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.
Wed 10/11:40 pmCOS - GRB
1 stop7h 18mDelta
Sun 10/55:30 amGRB - COS
1 stop8h 27mDelta
Deal found 6/12$440
This American Airlines deal was found by Cheapflights users on 6/12. 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 10/112:21 pmCOS - GRB
1 stop4h 35mAmerican Airlines
Sun 10/53:01 pmGRB - COS
2 stops9h 47mAmerican Airlines
Deal found 6/12$472
This American Airlines deal was found by Cheapflights users on 6/11. 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 8/2712:03 pmASE - GRB
1 stop5h 08mAmerican Airlines
Thu 8/286:02 amGRB - ASE
1 stop6h 44mAmerican Airlines
Deal found 6/11$549
This United Airlines deal was found by Cheapflights users on 6/11. 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 8/278:10 amASE - GRB
2 stops12h 33mUnited Airlines
Thu 8/2810:40 amGRB - ASE
2 stops10h 29mUnited Airlines
Deal found 6/11$627
This United Airlines deal was found by Cheapflights users on 6/10. 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 8/16:07 pmDRO - GRB
2 stops21h 41mUnited Airlines
Tue 8/121:10 pmGRB - DRO
2 stops22h 51mUnited Airlines
Deal found 6/10$628

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 June 12, 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

Fri 7/18

7:52 pm-9:39 pm

Nonstop2h 47m

$156

DenverGreen Bay

DEN - GRB

DENGRB

Denver Intl

Tue 8/19

6:15 am-11:26 am

1 stop4h 11m

Green Bay Austin-Straubel

Tue 8/26

7:02 am-1:54 pm

1 stop7h 52m

$251

DenverGreen Bay

DEN - GRB

DENGRB

Denver Intl

Fri 9/26

7:16 am-2:31 pm

1 stop6h 15m

Green Bay Austin-Straubel

Sat 9/27

4:35 pm-10:29 pm

1 stop6h 54m

$270

DenverGreen Bay

DEN - GRB

DENGRB

Denver Intl

Tue 7/8

7:50 am-3:19 pm

1 stop6h 29m

Green Bay Austin-Straubel

Sat 7/12

8:00 am-2:46 pm

1 stop7h 46m

$394

Colorado SpringsGreen Bay

COS - GRB

COSGRB

Colorado Springs

Wed 10/1

1:40 pm-9:58 pm

1 stop7h 18m

Green Bay Austin-Straubel

Sun 10/5

5:30 am-12:57 pm

1 stop8h 27m

$440

Colorado SpringsGreen Bay

COS - GRB

COSGRB

Colorado Springs

Wed 10/1

12:21 pm-5:56 pm

1 stop4h 35m

Green Bay Austin-Straubel

Sun 10/5

3:01 pm-11:48 pm

2 stops9h 47m

$472

AspenGreen Bay

ASE - GRB

ASEGRB

Aspen Pitkin County

Wed 8/27

12:03 pm-6:11 pm

1 stop5h 08m

Green Bay Austin-Straubel

Thu 8/28

6:02 am-11:46 am

1 stop6h 44m

$549

Colorado SpringsGreen Bay

COS - GRB

COSGRB

Colorado Springs

Fri 6/27

12:05 pm-7:18 pm

1 stop6h 13m

Green Bay Austin-Straubel

Tue 7/1

6:15 am-11:08 am

1 stop5h 53m

$619

AspenGreen Bay

ASE - GRB

ASEGRB

Aspen Pitkin County

Wed 8/27

8:10 am-9:43 pm

2 stops12h 33m

Green Bay Austin-Straubel

Thu 8/28

10:40 am-8:09 pm

2 stops10h 29m

$627

DurangoGreen Bay

DRO - GRB

DROGRB

Durango La Plata County

Fri 8/1

6:07 pm-4:48 pm

2 stops21h 41m

Green Bay Austin-Straubel

Tue 8/12

1:10 pm-11:01 am

2 stops22h 51m

$628

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/12

Showing 1-10 of 16 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 July is currently the most expensive (average of $475). 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 June 12, 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 June 12, 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
7,946 reviews

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,946 reviews
Delta
8.0
Very good
7,946 reviews

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,790 reviews
Delta
8.0
Very good
7,946 reviews

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,946 reviews

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Frontier
6.0
Okay
3,295 reviews
Delta
8.0
Very good
7,946 reviews

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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 $79 on Frontier. Other airlines that offer cheap prices include Delta from $130 and American Airlines from $175 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, Aspen Pitkin County - Green Bay Austin-Straubel or Colorado Springs - 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 $159, our data indicates the cheapest price to be $79. The most popular route (Denver Intl - Green Bay Austin-Straubel), is priced around $156.

  • 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 July is currently the most expensive (average of $475). 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$87Average$188FlexibilityNo cancel feeOn-time62%
DeltaCheapest$218Average$365FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$248Average$513FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$258Average$379FlexibilityNo cancel feeOn-time71%

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