How long is the flight from Colorado to Green Bay?

A quick flight from Colorado to Green Bay can take about 5h 44m. United Airlines provides one of the quickest options available for as low as $251. Airlines will cover a distance of 938 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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.

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).

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 Aspen Pitkin 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 $169, our data indicates the cheapest price to be $79. The most popular route (Denver Intl - Green Bay Austin-Straubel), is priced around $251.

What are the most popular airlines that fly from Colorado to Green Bay?

The most popular airlines flying from Colorado to Green Bay are American Airlines, Delta and Frontier. Something to consider prior to booking your flight.

How far in advance should I book a flight from Colorado to Green Bay?

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 30 days in advance, which can save you up to 132% on flights from Colorado to Green Bay compared to booking the week you need them. Waiting 30 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $160. For sooner than that we have options available in the next 3 days from $228.

What is the cheapest month to fly from Colorado to Green Bay?

The best pricing can be found in the month of May. Prices to Green Bay from Colorado average $335. You can even find prices in May for less than $335, as users have found deals to Green Bay from as low as $87. The month of March appears to be one of the more expensive times to travel to Green Bay from Colorado. Flying in the targeted month can save you up to 42%.

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.

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.

$129+ Flights from Colorado to Green Bay

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Cheap flight deals from Colorado to Green Bay

Round-trip from	$251 (United Airlines)
One-way from	$129 (Delta)
Popular in	March
Cheapest in	May
Average price	$349

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. 12% potential increase in price ($47 potential increase over avg. RT price).

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Cheapest flight prices on average. 4% potential price decrease ($14 potential savings vs. average RT price).

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Average for round-trip flights in September 2025

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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 September 15, 2025.

Wed 10/86:00 amCOS - GRB

1 stop5h 44mUnited Airlines

Tue 10/145:25 pmGRB - COS

1 stop5h 16mUnited Airlines

Deal found 9/15

$251

Fri 10/2412:55 amDEN - GRB

1 stop7h 07mDelta

Wed 10/2912:02 pmGRB - DEN

1 stop4h 40mDelta

Deal found 9/14

$251

Sat 10/189:36 amDEN - GRB

1 stop6h 13mUnited Airlines

Mon 10/206:35 pmGRB - DEN

1 stop5h 55mUnited Airlines

Deal found 9/12

$255

Fri 11/1412:32 pmDEN - GRB

1 stop5h 50mAmerican Airlines

Sat 11/156:00 amGRB - DEN

2 stops10h 46mAmerican Airlines

Deal found 9/14

$260

Sat 10/257:21 amDEN - GRB

1 stop6h 11mAmerican Airlines

Wed 10/299:44 amGRB - DEN

2 stops9h 28mAmerican Airlines

Deal found 9/14

$275

Sat 9/206:00 amCOS - GRB

1 stop5h 44mUnited Airlines

Tue 9/235:30 pmGRB - COS

1 stop5h 24mUnited Airlines

Deal found 9/14

$289

Sat 9/2012:50 pmCOS - GRB

2 stops7h 53mUnited Airlines

Wed 9/246:15 amGRB - COS

1 stop5h 41mUnited Airlines

Deal found 9/14

$294

Fri 10/2412:55 amDEN - GRB

1 stop7h 07mDelta

Tue 11/44:16 pmGRB - DEN

1 stop4h 14mDelta

Deal found 9/13

$294

Fri 11/76:05 amDEN - GRB

1 stop4h 17mDelta

Wed 11/124:17 pmGRB - DEN

1 stop4h 14mDelta

Deal found 9/15

$299

Fri 10/175:28 pmDEN - GRB

1 stop14h 46mAmerican Airlines

Mon 10/208:08 pmGRB - DEN

1 stop13h 31mAmerican Airlines

Deal found 9/12

$314

Wed 10/86:05 amDEN - GRB

1 stop4h 17mDelta

Sun 10/126:30 amGRB - DEN

1 stop7h 09mDelta

Deal found 9/12

$318

Tue 10/142:45 pmDEN - GRB

1 stop5h 13mUnited Airlines

Tue 10/2110:40 amGRB - DEN

1 stop6h 23mUnited Airlines

Deal found 9/14

$320

Best flights from Colorado to Green Bay
Discover carefully curated flight deals from Colorado to Green Bay that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 15, 2025.

Wed 10/86:00 amCOS - GRB

1 stop5h 44mUnited Airlines

Tue 10/145:25 pmGRB - COS

1 stop5h 16mUnited Airlines

Deal found 9/14

$251

Fri 10/2412:55 amDEN - GRB

1 stop7h 07mDelta

Wed 10/2912:02 pmGRB - DEN

1 stop4h 40mDelta

Deal found 9/14

$251

Fri 11/1412:32 pmDEN - GRB

1 stop5h 50mAmerican Airlines

Sat 11/156:00 amGRB - DEN

2 stops10h 46mAmerican Airlines

Deal found 9/14

$260

Thu 10/236:05 amDEN - GRB

1 stop4h 17mDelta

Sat 10/254:16 pmGRB - DEN

1 stop4h 14mDelta

Deal found 9/14

$255

Sat 10/189:36 amDEN - GRB

1 stop6h 13mUnited Airlines

Mon 10/206:35 pmGRB - DEN

1 stop5h 55mUnited Airlines

Deal found 9/12

$255

Sat 10/257:21 amDEN - GRB

1 stop6h 11mAmerican Airlines

Wed 10/299:44 amGRB - DEN

2 stops9h 28mAmerican Airlines

Deal found 9/14

$275

Sat 9/276:00 amCOS - GRB

1 stop5h 44mUnited Airlines

Wed 10/15:25 pmGRB - COS

1 stop5h 16mUnited Airlines

Deal found 9/14

$289

Fri 10/2412:55 amDEN - GRB

1 stop7h 07mDelta

Tue 11/44:16 pmGRB - DEN

1 stop4h 14mDelta

Deal found 9/13

$294

Fri 11/76:05 amDEN - GRB

1 stop4h 17mDelta

Wed 11/124:17 pmGRB - DEN

1 stop4h 14mDelta

Deal found 9/15

$299

Wed 12/105:33 amCOS - GRB

2 stops7h 56mAmerican Airlines

Sat 12/137:17 amGRB - COS

1 stop5h 51mAmerican Airlines

Deal found 9/13

$334

Tue 10/142:45 pmDEN - GRB

1 stop5h 13mUnited Airlines

Tue 10/2110:40 amGRB - DEN

1 stop6h 23mUnited Airlines

Deal found 9/14

$320

Wed 10/86:05 amDEN - GRB

1 stop4h 17mDelta

Sun 10/126:30 amGRB - DEN

1 stop7h 09mDelta

Deal found 9/12

$318

Last-minute flights from Colorado to Green Bay
Discover last-minute flight deals from Colorado to Green Bay. Data last updated September 15, 2025 and is based on user searches.

Sat 9/206:00 amCOS - GRB

1 stop5h 44mUnited Airlines

Tue 9/235:30 pmGRB - COS

1 stop5h 24mUnited Airlines

Deal found 9/14

$289

Sat 9/2012:50 pmCOS - GRB

2 stops7h 53mUnited Airlines

Wed 9/246:15 amGRB - COS

1 stop5h 41mUnited Airlines

Deal found 9/14

$294

Wed 10/86:00 amCOS - GRB

1 stop5h 44mUnited Airlines

Tue 10/145:25 pmGRB - COS

1 stop5h 16mUnited Airlines

Deal found 9/15

$251

Wed 10/86:05 amDEN - GRB

1 stop4h 17mDelta

Sun 10/126:30 amGRB - DEN

1 stop7h 09mDelta

Deal found 9/12

$318

Tue 10/142:45 pmDEN - GRB

1 stop5h 13mUnited Airlines

Tue 10/2110:40 amGRB - DEN

1 stop6h 23mUnited Airlines

Deal found 9/14

$320

Fri 10/175:28 pmDEN - GRB

1 stop14h 46mAmerican Airlines

Mon 10/208:08 pmGRB - DEN

1 stop13h 31mAmerican Airlines

Deal found 9/12

$314

Sat 10/189:36 amDEN - GRB

1 stop6h 13mUnited Airlines

Mon 10/206:35 pmGRB - DEN

1 stop5h 55mUnited Airlines

Deal found 9/12

$255

Sat 10/187:21 amDEN - GRB

1 stop15h 09mAmerican Airlines

Mon 10/208:08 pmGRB - DEN

1 stop17h 07mAmerican Airlines

Deal found 9/14

$325

Thu 10/237:21 amDEN - GRB

1 stop6h 11mAmerican Airlines

Sat 10/256:00 amGRB - DEN

2 stops10h 10mAmerican Airlines

Deal found 9/14

$334

Fri 10/2412:55 amDEN - GRB

1 stop7h 07mDelta

Wed 10/2912:02 pmGRB - DEN

1 stop4h 40mDelta

Deal found 9/14

$251

Fri 10/2412:55 amDEN - GRB

1 stop7h 07mDelta

Tue 11/44:16 pmGRB - DEN

1 stop4h 14mDelta

Deal found 9/13

$294

Sat 10/257:21 amDEN - GRB

1 stop6h 11mAmerican Airlines

Wed 10/299:44 amGRB - DEN

2 stops9h 28mAmerican Airlines

Deal found 9/14

$275

One-way flights from Colorado to Green Bay
Search for one-way flight options from Colorado to Green Bay. Find affordable one-way fares based on user searches. Data last updated September 15, 2025.

Thu 11/276:00 amDEN - GRB

1 stop4h 33mDelta

Deal found 9/14

$129

Sun 11/25:00 amDEN - GRB

1 stop4h 22mDelta

Deal found 9/13

$169

Thu 10/1612:29 pmDEN - GRB

1 stop6h 09mAmerican Airlines

Deal found 9/13

$236

Fri 12/512:30 pmDEN - GRB

1 stop5h 58mAmerican Airlines

Deal found 9/14

$239

Fri 11/288:00 amDEN - GRB

2 stops10h 22mAmerican Airlines

Deal found 9/14

$244

Sat 11/85:44 pmDEN - GRB

1 stop4h 44mAmerican Airlines

Deal found 9/13

$310

Thu 11/277:49 amDEN - GRB

2 stops27h 44mUnited Airlines

Deal found 9/14

$316

Sat 10/115:31 pmDEN - GRB

1 stop14h 43mAmerican Airlines

Deal found 9/15

$317

Wed 11/2612:17 amDEN - GRB

2 stops13h 23mAmerican Airlines

Deal found 9/14

$322

Sat 10/115:45 pmDEN - GRB

2 stops17h 59mUnited Airlines

Deal found 9/15

$326

Thu 10/167:45 amDEN - GRB

2 stops12h 13mUnited Airlines

Deal found 9/13

$337

Cheapflights Fare Finder

Use the filters below to find and compare flights from Colorado to Green Bay that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Colorado SpringsGreen Bay

COS - GRB

COSGRB

Colorado Springs

Wed 10/8

6:00 am-12:44 pm

1 stop5h 44m

Green Bay Austin-Straubel

Tue 10/14

5:25 pm-9:41 pm

1 stop5h 16m

$251

DenverGreen Bay

DEN - GRB

DENGRB

Denver Intl

Fri 10/24

12:55 am-9:02 am

1 stop7h 07m

Green Bay Austin-Straubel

Wed 10/29

12:02 pm-3:42 pm

1 stop4h 40m

$251

DenverGreen Bay

DEN - GRB

DENGRB

Denver Intl

Thu 10/23

6:05 am-11:22 am

1 stop4h 17m

Green Bay Austin-Straubel

Sat 10/25

4:16 pm-7:30 pm

1 stop4h 14m

$255

DenverGreen Bay

DEN - GRB

DENGRB

Denver Intl

Sat 10/18

9:36 am-4:49 pm

1 stop6h 13m

Green Bay Austin-Straubel

Mon 10/20

6:35 pm-11:30 pm

1 stop5h 55m

$255

DenverGreen Bay

DEN - GRB

DENGRB

Denver Intl

Fri 11/14

12:32 pm-7:22 pm

1 stop5h 50m

Green Bay Austin-Straubel

Sat 11/15

6:00 am-3:46 pm

2 stops10h 46m

$260

DenverGreen Bay

DEN - GRB

DENGRB

Denver Intl

Sat 10/25

7:21 am-2:32 pm

1 stop6h 11m

Green Bay Austin-Straubel

Wed 10/29

9:44 am-6:12 pm

2 stops9h 28m

$275

Colorado SpringsGreen Bay

COS - GRB

COSGRB

Colorado Springs

Sat 9/27

6:00 am-12:44 pm

1 stop5h 44m

Green Bay Austin-Straubel

Wed 10/1

5:25 pm-9:41 pm

1 stop5h 16m

$289

DenverGreen Bay

DEN - GRB

DENGRB

Denver Intl

Fri 10/24

12:55 am-9:02 am

1 stop7h 07m

Green Bay Austin-Straubel

Tue 11/4

4:16 pm-7:30 pm

1 stop4h 14m

$294

DenverGreen Bay

DEN - GRB

DENGRB

Denver Intl

Fri 11/7

6:05 am-11:22 am

1 stop4h 17m

Green Bay Austin-Straubel

Wed 11/12

4:17 pm-7:31 pm

1 stop4h 14m

$299

DenverGreen Bay

DEN - GRB

DENGRB

Denver Intl

Wed 10/8

6:05 am-11:22 am

1 stop4h 17m

Green Bay Austin-Straubel

Sun 10/12

6:30 am-12:39 pm

1 stop7h 09m

$318

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

Showing 1-10 of 36 results

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 $463). 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?

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.

Related info for your journey

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.
How long is the flight from Colorado to Green Bay?
A quick flight from Colorado to Green Bay can take about 5h 44m. United Airlines provides one of the quickest options available for as low as $251. Airlines will cover a distance of 938 mi. Both multi-stop and nonstop flights can be found to your destination and back.
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 Aspen Pitkin 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 $169, our data indicates the cheapest price to be $79. The most popular route (Denver Intl - Green Bay Austin-Straubel), is priced around $251.
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 $463). 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.

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Top 4 airlines flying from Colorado to Green Bay

Airline	Cheapest	Average	Flexibility	On-time
Frontier	Cheapest$87	Average$198	FlexibilityNo cancel fee	On-time62%
Delta	Cheapest$199	Average$351	FlexibilityNo cancel fee	On-timeN/A
American Airlines	Cheapest$254	Average$369	FlexibilityNo cancel fee	On-time71%
United Airlines	Cheapest$271	Average$455	FlexibilityNo cancel fee	On-time69%

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$129+ 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 11/27. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Colorado to Green Bay with Cheapflights

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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 September 15, 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Colorado to Green Bay

Cheapest flights from Colorado to Green BayExplore 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 September 15, 2025.

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 September 15, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Colorado to Green Bay that are best for you.

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.

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?

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 September 15, 2025.

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?

How long is the flight from Colorado to Green Bay?

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

What are the cheapest flights from Colorado to Green Bay?

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

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

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

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

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Alternative routes for Colorado to Green Bay

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Top 4 airlines flying from Colorado to Green Bay

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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 September 15, 2025.