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$70+ Cheap flights from Denver to Milwaukee (DEN - 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 2/24. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — MKE
Jan 20 — Jan 271
Tue 1/20
Tue 1/27
1 adult, Economy
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Cheapflights Tip: The best prices from Denver Intl to Milwaukee-Mitchell are usually found in February or September, booked 53 days in advance, depart on a Thursday or Friday and return on a Friday

Cheap flight deals from Denver to Milwaukee

Cheapest flights from Denver to Milwaukee
Explore the most affordable flight options available from Denver to Milwaukee. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 21, 2025.

This Expedia deal was found by Cheapflights users on 12/19. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/2512:16 amDEN - MKE
1 stop8h 37mFrontier
Tue 12/307:21 pmMKE - DEN
1 stop28h 43mFrontier
Deal found 12/19$352
This Expedia deal was found by Cheapflights users on 12/20. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/2512:16 amDEN - MKE
1 stop8h 37mFrontier
Sun 1/48:06 pmMKE - DEN
1 stop27h 58mFrontier
Deal found 12/20$382
This Expedia deal was found by Cheapflights users on 12/20. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/2811:59 pmDEN - MKE
1 stop10h 14mFrontier
Tue 12/307:21 pmMKE - DEN
1 stop28h 43mFrontier
Deal found 12/20$402
This American Airlines deal was found by Cheapflights users on 12/19. 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 12/315:00 amDEN - MKE
1 stop15h 56mAmerican Airlines
Thu 1/17:45 amMKE - DEN
1 stop15h 41mAmerican Airlines
Deal found 12/19$406
This Kiwi.com deal was found by Cheapflights users on 12/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/277:08 pmDEN - MKE
1 stop21h 25mMultiple Airlines
Wed 12/313:00 pmMKE - DEN
1 stop18h 55mMultiple Airlines
Deal found 12/20$424
This Kiwi.com deal was found by Cheapflights users on 12/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/3112:26 pmDEN - MKE
1 stop9h 53mMultiple Airlines
Sun 1/48:15 pmMKE - DEN
2 stops36h 54mMultiple Airlines
Deal found 12/19$429
This American Airlines deal was found by Cheapflights users on 12/19. 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 12/315:44 pmDEN - MKE
1 stop15h 03mAmerican Airlines
Sun 1/46:14 amMKE - DEN
1 stop8h 41mAmerican Airlines
Deal found 12/19$457
This Kiwi.com deal was found by Cheapflights users on 12/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/277:08 pmDEN - MKE
1 stop21h 25mMultiple Airlines
Tue 12/308:15 pmMKE - DEN
2 stops26h 34mMultiple Airlines
Deal found 12/20$477
This Kiwi.com deal was found by Cheapflights users on 12/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/277:08 pmDEN - MKE
1 stop21h 25mMultiple Airlines
Fri 1/28:15 pmMKE - DEN
2 stops26h 53mMultiple Airlines
Deal found 12/20$482
This Kiwi.com deal was found by Cheapflights users on 12/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/2612:12 pmDEN - MKE
1 stop4h 21mMultiple Airlines
Sun 1/48:15 pmMKE - DEN
2 stops50h 34mMultiple Airlines
Deal found 12/20$487

Find flight deals from Denver to Milwaukee

Discover tips and strategies to find the most affordable flight options for your journey from Denver (DEN) to Milwaukee (MKE). 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 December 21, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$162
(Cheapflightsfares)

One-way from

$70
(Cheapflightsfares)

Popular in

December

Cheapest in

February

Average price

$448

Good round-trip deal

$317 or less

Good one-way deal

$211 or less
Provider with most accurate pricing for Denver Intl-Milwaukee-Mitchell flight deals.
Search Deals
Provider most trusted by Cheapflights users for Denver Intl-Milwaukee-Mitchell flights.
Search Deals
From Denver Intl to Milwaukee-Mitchell
Search Deals
One-way flight from Denver Intl to Milwaukee-Mitchell
Search Deals
Highest demand for flights based on searches. 18% potential increase in price ($72 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($12 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals
Price to beat on a round-trip flight from Denver Intl to Milwaukee-Mitchell.
Search Deals
Price to beat on a one-way flight from Denver Intl to Milwaukee-Mitchell.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Denver 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 December 21, 2025.
Use the filters below to find and compare flights from Denver to Milwaukee that are best for you.

Fly from

Denver

Fly to

Milwaukee

Route

Depart

Return

Price

DenverMilwaukee

DEN - MKE

DENMKE

Denver Intl

Wed 3/4

11:59 pm-6:42 pm

1 stop17h 43m

Milwaukee-Mitchell

Mon 3/9

7:46 pm-9:34 pm

Nonstop2h 48m

$186

DenverMilwaukee

DEN - MKE

DENMKE

Denver Intl

Thu 1/8

6:31 pm-7:01 pm

1 stop23h 30m

Milwaukee-Mitchell

Mon 1/12

7:40 pm-7:04 pm

2 stops24h 24m

$292

DenverMilwaukee

DEN - MKE

DENMKE

Denver Intl

Wed 2/4

5:55 pm-9:21 pm

Nonstop2h 26m

Milwaukee-Mitchell

Mon 2/9

4:05 pm-5:58 pm

Nonstop2h 53m

$300

DenverMilwaukee

DEN - MKE

DENMKE

Denver Intl

Fri 1/9

9:00 pm-5:27 pm

1 stop19h 27m

Milwaukee-Mitchell

Sun 1/11

7:40 pm-12:21 pm

2 stops17h 41m

$321

DenverMilwaukee

DEN - MKE

DENMKE

Denver Intl

Wed 2/4

1:00 pm-10:45 pm

2 stops8h 45m

Milwaukee-Mitchell

Mon 2/9

6:45 am-3:30 pm

2 stops9h 45m

$330

DenverMilwaukee

DEN - MKE

DENMKE

Denver Intl

Thu 1/22

1:34 pm-2:57 pm

1 stop24h 23m

Milwaukee-Mitchell

Sun 1/25

4:03 pm-10:53 am

2 stops19h 50m

$348

DenverMilwaukee

DEN - MKE

DENMKE

Denver Intl

Thu 2/26

7:52 pm-2:51 pm

1 stop17h 59m

Milwaukee-Mitchell

Mon 3/2

3:47 pm-11:59 pm

1 stop9h 12m

$352

DenverMilwaukee

DEN - MKE

DENMKE

Denver Intl

Wed 1/28

5:09 pm-2:57 pm

1 stop20h 48m

Milwaukee-Mitchell

Sun 2/1

4:03 pm-12:38 pm

1 stop21h 35m

$353

DenverMilwaukee

DEN - MKE

DENMKE

Denver Intl

Wed 3/4

10:45 am-2:00 pm

Nonstop2h 15m

Milwaukee-Mitchell

Mon 3/9

6:20 pm-7:55 pm

Nonstop2h 35m

$365

DenverMilwaukee

DEN - MKE

DENMKE

Denver Intl

Tue 2/3

3:20 pm-6:35 pm

Nonstop2h 15m

$136

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/19

Showing 1-10 of 18 results
1
2

Compare providers for flights from Denver to Milwaukee

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 Milwaukee in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars
JustAirTicketPrice Accuracy-Trust Score*1 star

*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-Milwaukee flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Denver-Milwaukee flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Denver-Milwaukee flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Denver-Milwaukee 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-Milwaukee 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 Milwaukee

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

How far ahead should I book a flight from Denver to Milwaukee?

Use this chart to determine the optimal time to book a round-trip flight from Denver to Milwaukee. Price data was last updated on December 12, 2025.

To ensure you get the cheapest price possible for a flight from Denver to Milwaukee, you should look to book at least 53 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 Milwaukee?

Currently, February is the cheapest month in which you can book a flight from Denver to Milwaukee (average of $37). Flying from Denver to Milwaukee in June is currently the most expensive (average of $118). 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 DEN to MKE?

Find hourly flight availability from Denver 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 December 21, 2025.

It’s optimal to fly from Denver to Milwaukee in the afternoon. By choosing this option you can save up to 26% on the cost of your flight, compared to a flight at noon.

What is the cheapest day to fly from Denver to Milwaukee?

Use this chart to determine the cheapest time to fly round-trip from Denver to Milwaukee. Price data was last updated on December 20, 2025.

Travelers seeking maximum savings on their Denver to Milwaukee flight should consider departing on Friday afternoons when fares are most often at their lowest. Saturday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

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 December 21, 2025.
Read reviews from past customers who have flown Southwest, United Airlines, and Frontier from Denver to Milwaukee. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,254 reviews

Entertainment

7.5

Boarding

8.1

Overall

8.0

Food

7.0

Crew

8.6

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Southwest
8.0
Very good
4,254 reviews
Southwest
8.0
Very good
4,254 reviews

Entertainment

7.5

Boarding

8.1

Overall

8.0

Food

7.0

Crew

8.6

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
United Airlines
7.4
Good
9,100 reviews
Southwest
8.0
Very good
4,254 reviews

Entertainment

7.5

Boarding

8.1

Overall

8.0

Food

7.0

Crew

8.6

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Frontier
5.8
Fair
3,079 reviews
Southwest
8.0
Very good
4,254 reviews

Entertainment

7.5

Boarding

8.1

Overall

8.0

Food

7.0

Crew

8.6

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Related info for your journey

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

  • What airports do I use to fly from Denver to Milwaukee?

    You will need to book a flight from Denver Intl to Milwaukee-Mitchell if you want to fly from Denver to Milwaukee. At least 3 different airlines have flights from Denver Intl (DEN) to Milwaukee-Mitchell (MKE) on a regular basis. There are 4 flights to Milwaukee from the Denver airport per day. If you manage to book one that is nonstop, then you can expect the flight time from DEN to MKE to be around 2h 15m.

  • How popular is this Denver to Milwaukee flight route?

    This flight path from Denver Intl to Milwaukee-Mitchell was viewed by 3 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from Denver to Milwaukee?

    A quick flight from Denver to Milwaukee can take about 2h 26m. Frontier provides one of the quickest options available for as low as $300. The distance from Denver to Milwaukee is about 893 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Denver to Milwaukee round-trip?

    Frontier, at $56, was found to be the cheapest airline from Denver to Milwaukee.Alternate airlines to your destination round-trip include United Airlines and Southwest. Frontier is 82% cheaper than the average price of flights available within the next 90 days to this destination.

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

    To fly one-way, consider booking your trip with Frontier, which is currently one of the cheapest options available, starting at $39. Southwest flights start at $98 while deals on American Airlines start at $108 one-way.

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

    No one likes to see their flight delayed. When booking a flight from Denver to Milwaukee consider choosing Frontier (92%), SkyWest Airlines (86%) or United Airlines (84%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Denver to Milwaukee?

    Looking for the cheapest flight from Denver to Milwaukee? While on average our users pay $365, our data indicates the cheapest price to be $161. The most popular route (Denver Intl - Milwaukee-Mitchell), is priced around $209.

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

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

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

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

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

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

    Currently, February is the cheapest month in which you can book a flight from Denver to Milwaukee (average of $37). Flying from Denver to Milwaukee in June is currently the most expensive (average of $118). 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 Milwaukee?

Book flights to Milwaukee if you plan to visit one of these locations
Sheboygan
New Berlin
Oak Creek
Wauwatosa

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Alternative routes for Denver to Milwaukee

See prices for flight routes from nearby airports that may be better suited for you.
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Colorado Springs to Milwaukee flights
Aspen to Minneapolis flights
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Grand Junction to Milwaukee flights
Gunnison to Minneapolis flights
Montrose to Madison flights
Montrose to Green Bay flights
Aspen to Green Bay flights
Vail to Milwaukee flights
Colorado Springs to Green Bay flights
Denver to Rhinelander flights
Aspen to Milwaukee flights
Denver to La Crosse flights
Colorado Springs to Appleton flights
Durango to Green Bay flights
Durango to Minneapolis flights
Grand Junction to Escanaba flights
Montrose to Milwaukee flights
Colorado Springs to Duluth flights
Durango to Milwaukee flights
Gunnison to Madison flights
Grand Junction to Eau Claire flights
Montrose to Wausau flights
Durango to Madison flights
Denver to Wausau flights

Top 3 airlines flying from Denver to Milwaukee

Discover the top 3 airlines that operate flights from Denver 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 December 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$60Average$186FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$175Average$361FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$205Average$352FlexibilityNo cancel feeOn-time63%

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