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$99+ Cheap flights from Colorado to Milwaukee (MKE)

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 9/15. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — MKE
Jun 23 — Jun 301
Mon 6/23
Mon 6/30
1 adult, Economy
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Cheap flight deals from Colorado to Milwaukee

Keep the following information in mind while searching for Colorado to Milwaukee flight deals. Data was last updated June 18, 2025.

Round-trip from

$186
(Cheapflightsfares)

One-way from

$99
(Priceline)

Popular in

December

Cheapest in

September

Average price

$317

Good round-trip deal

$256 or less

Good one-way deal

$149 or less
From Colorado to Milwaukee-Mitchell
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One-way flight from Colorado to Milwaukee-Mitchell
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Highest demand for flights based on searches. 19% potential increase in price ($70 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($11 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 Milwaukee-Mitchell.
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Price to beat on a one-way flight from Colorado to Milwaukee-Mitchell.
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Find flight deals from Colorado to Milwaukee

Cheapest flights from Colorado to Milwaukee
Explore the most affordable flight options available from Colorado to Milwaukee. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 18, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 6/17. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/43:46 pmDEN - MKE
Nonstop2h 27mFrontier
Mon 8/117:58 pmMKE - DEN
Nonstop2h 40mFrontier
Deal found 6/17$186
This Southwest deal was found by Cheapflights users on 6/16. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/1612:40 pmCOS - MKE
1 stop8h 45mSouthwest
Sat 7/265:30 amMKE - COS
1 stop6h 05mSouthwest
Deal found 6/16$225
This CheapOair deal was found by Cheapflights users on 6/16. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/157:16 pmDEN - MKE
1 stop23h 39mMultiple Airlines
Mon 10/207:57 pmMKE - DEN
Nonstop2h 44mMultiple Airlines
Deal found 6/16$233
This American Airlines deal was found by Cheapflights users on 6/16. 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.
Fri 9/58:12 amEGE - MKE
1 stop7h 35mAmerican Airlines
Sun 9/76:15 amMKE - EGE
1 stop6h 30mAmerican Airlines
Deal found 6/16$249
This United Airlines deal was found by Cheapflights users on 6/16. 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.
Fri 8/223:19 pmGJT - MKE
1 stop4h 52mUnited Airlines
Mon 8/256:04 pmMKE - GJT
1 stop5h 06mUnited Airlines
Deal found 6/16$249
This Southwest deal was found by Cheapflights users on 6/17. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/318:25 pmDEN - MKE
Nonstop2h 20mSouthwest
Tue 8/56:15 pmMKE - DEN
Nonstop2h 35mSouthwest
Deal found 6/17$257
This Sun Country Air deal was found by Cheapflights users on 6/15. 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 Sun Country Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/106:00 amDEN - MKE
1 stop10h 29mSun Country Air
Mon 7/146:42 pmMKE - DEN
1 stop17h 40mSun Country Air
Deal found 6/15$265
This Delta deal was found by Cheapflights users on 6/16. 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.
Tue 7/110:57 amCOS - MKE
1 stop4h 38mDelta
Sat 7/56:38 amMKE - COS
1 stop4h 24mDelta
Deal found 6/16$268
This Delta deal was found by Cheapflights users on 6/17. 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.
Tue 7/1512:55 amDEN - MKE
1 stop6h 48mDelta
Wed 7/235:30 pmMKE - DEN
1 stop6h 58mDelta
Deal found 6/17$277
This United Airlines deal was found by Cheapflights users on 6/16. 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.
Tue 7/16:35 pmCOS - MKE
1 stop4h 24mUnited Airlines
Sat 7/58:35 amMKE - COS
2 stops6h 56mUnited Airlines
Deal found 6/16$288
This United Airlines deal was found by Cheapflights users on 6/16. 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 7/178:25 pmDEN - MKE
Nonstop2h 34mUnited Airlines
Fri 7/252:47 pmMKE - DEN
Nonstop2h 40mUnited Airlines
Deal found 6/16$292
This Southwest deal was found by Cheapflights users on 6/16. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/612:35 pmMTJ - MKE
1 stop7h 20mSouthwest
Mon 9/85:30 amMKE - MTJ
1 stop6h 40mSouthwest
Deal found 6/16$305

Cheapflights Fare Finder

Customize your flight search to find flights from Colorado to Milwaukee 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 18, 2025.
Use the filters below to find and compare flights from Colorado to Milwaukee that are best for you.

Fly from

Colorado

Fly to

Milwaukee

Route

Depart

Return

Price

DenverMilwaukee

DEN - MKE

DENMKE

Denver Intl

Mon 8/4

3:46 pm-7:13 pm

Nonstop2h 27m

Milwaukee-Mitchell

Mon 8/11

7:58 pm-9:38 pm

Nonstop2h 40m

$186

Colorado SpringsMilwaukee

COS - MKE

COSMKE

Colorado Springs

Wed 7/16

12:40 pm-10:25 pm

1 stop8h 45m

Milwaukee-Mitchell

Sat 7/26

5:30 am-10:35 am

1 stop6h 05m

$225

DenverMilwaukee

DEN - MKE

DENMKE

Denver Intl

Wed 10/15

7:16 pm-7:55 pm

1 stop23h 39m

Milwaukee-Mitchell

Mon 10/20

7:57 pm-9:41 pm

Nonstop2h 44m

$233

VailMilwaukee

EGE - MKE

EGEMKE

Vail Eagle County

Fri 9/5

8:12 am-4:47 pm

1 stop7h 35m

Milwaukee-Mitchell

Sun 9/7

6:15 am-11:45 am

1 stop6h 30m

$249

Grand JunctionMilwaukee

GJT - MKE

GJTMKE

Grand Junction Regnl

Fri 8/22

3:19 pm-9:11 pm

1 stop4h 52m

Milwaukee-Mitchell

Mon 8/25

6:04 pm-10:10 pm

1 stop5h 06m

$249

DenverMilwaukee

DEN - MKE

DENMKE

Denver Intl

Thu 7/31

8:25 pm-11:45 pm

Nonstop2h 20m

Milwaukee-Mitchell

Tue 8/5

6:15 pm-7:50 pm

Nonstop2h 35m

$257

DenverMilwaukee

DEN - MKE

DENMKE

Denver Intl

Thu 7/10

6:00 am-5:29 pm

1 stop10h 29m

Milwaukee-Mitchell

Mon 7/14

6:42 pm-11:22 am

1 stop17h 40m

$265

Colorado SpringsMilwaukee

COS - MKE

COSMKE

Colorado Springs

Tue 7/1

10:57 am-4:35 pm

1 stop4h 38m

Milwaukee-Mitchell

Sat 7/5

6:38 am-10:02 am

1 stop4h 24m

$268

DenverMilwaukee

DEN - MKE

DENMKE

Denver Intl

Tue 7/15

6:35 am-11:30 am

1 stop3h 55m

Milwaukee-Mitchell

Tue 7/22

6:20 am-9:56 am

1 stop4h 36m

$277

Colorado SpringsMilwaukee

COS - MKE

COSMKE

Colorado Springs

Tue 7/1

6:35 pm-11:59 pm

1 stop4h 24m

Milwaukee-Mitchell

Sat 7/5

8:35 am-2:31 pm

2 stops6h 56m

$288

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/17

Showing 1-10 of 39 results
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Best time to book a flight from Colorado to Milwaukee

Have a flexible travel schedule? Discover the best time to fly to Milwaukee 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 Milwaukee

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

Currently, February is the cheapest month in which you can book a flight from Colorado to Milwaukee (average of $280). Flying from Colorado to Milwaukee in June is currently the most expensive (average of $376). 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 MKE?

Find hourly flight availability from Colorado to Milwaukee. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 18, 2025.

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

Weekly flight availability from Colorado to Milwaukee

Explore weekly flight availability from Colorado to Milwaukee. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated June 18, 2025.

The most flights from USCO to MKE are scheduled on a Monday (9 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (2 on average).

Rainfall in Milwaukee by month

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

In terms of precipitation, rainfall in Milwaukee ranges from 1.4 - 4.0 inches per month. June is typically the wettest month, when rainfall can reach 4.0 in. January is typically the driest time to visit Milwaukee when rainfall is around 1.4 in.

Temperature in Milwaukee by month

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

If weather is an important factor for your trip to Milwaukee, 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 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 21.2 F).

Reviews of airlines servicing Milwaukee

Get insights into the airlines that provide service to Milwaukee. 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 Milwaukee. Reviews last updated June 18, 2025.
See what other customers who have flown with Alaska Airlines, Southwest and Delta from Colorado to Milwaukee have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Comfort

7.8

Overall

8.0

Boarding

8.1

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Comfort

7.8

Overall

8.0

Boarding

8.1

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,280 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Comfort

7.8

Overall

8.0

Boarding

8.1

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,965 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Comfort

7.8

Overall

8.0

Boarding

8.1

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,809 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Comfort

7.8

Overall

8.0

Boarding

8.1

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Comfort

7.8

Overall

8.0

Boarding

8.1

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

Find useful and relevant information for your journey from Colorado to Milwaukee. 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 Milwaukee from Colorado?

    For a flight from Colorado to Milwaukee, you will be flying into Milwaukee-Mitchell. Milwaukee-Mitchell (MKE) is just 6.4 mi from the center of the city.

  • How popular is this Colorado to Milwaukee flight route?

    The Colorado to Milwaukee-Mitchell flight path was viewed by 4 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

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

    The cheapest airline one-way is Frontier, with whom users have recently found tickets for as low as $99. However, be on the lookout for offers from Southwest and Sun Country Air, as they are both options that can get you from Colorado to Milwaukee for a low price.

  • What are the most popular routes from Colorado to Milwaukee?

    While some choose either Colorado Springs - Milwaukee-Mitchell or Grand Junction Regnl - Milwaukee-Mitchell, Denver Intl - Milwaukee-Mitchell is the most popular route from Colorado to Milwaukee.

  • What are the most reliable airlines from Colorado to Milwaukee?

    The top 3 most reliable airlines when flying from Colorado to Milwaukee are SkyWest Airlines (67%), United Airlines (65%) and Frontier (63%).

  • What are the cheapest flights from Colorado to Milwaukee?

    The cheapest flight price from Colorado to Milwaukee is $92. On average you can expect to pay $383. The most popular route, (Denver Intl - Milwaukee-Mitchell), can usually be booked for $238.

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

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

  • How can I find direct flights from Colorado to Milwaukee?

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

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

    Yes. Cheapflights offers flight deals from Colorado to Milwaukee 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 Milwaukee?

    Currently, February is the cheapest month in which you can book a flight from Colorado to Milwaukee (average of $280). Flying from Colorado to Milwaukee in June is currently the most expensive (average of $376). 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
Mequon
Oak Creek
Sheboygan
Wauwatosa

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Alternative routes for Colorado to Milwaukee

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 Milwaukee

Discover the top 4 airlines that operate flights from Colorado to Milwaukee. 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 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$45Average$148FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$159Average$487FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$178Average$360FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$222Average$416FlexibilityNo cancel feeOn-time63%

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