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$49+ 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 3/9. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — MKE
Feb 7 — Feb 141
Sat 2/7
Sat 2/14
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

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 January 8, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$119
(Frontier)

One-way from

$49
(Frontier)

Popular in

December

Cheapest in

February

Average price

$393

Good round-trip deal

$370 or less

Good one-way deal

$220 or less
Provider with most accurate pricing for Denver Intl-Milwaukee-Mitchell flight deals.
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Provider most trusted by Cheapflights users for Denver Intl-Milwaukee-Mitchell flights.
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From Denver Intl to Milwaukee-Mitchell
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One-way flight from Denver Intl to Milwaukee-Mitchell
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Highest demand for flights based on searches. 18% potential increase in price ($69 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 January 2026
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Price to beat on a round-trip flight from Denver Intl to Milwaukee-Mitchell.
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Price to beat on a one-way flight from Denver Intl to Milwaukee-Mitchell.
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Find 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 January 8, 2026.

This Frontier deal was found by Cheapflights users on 1/7. 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.
Mon 3/233:22 pmDEN - MKE
Nonstop2h 29mFrontier
Mon 3/307:46 pmMKE - DEN
Nonstop2h 48mFrontier
Deal found 1/7$119
This Priceline deal was found by Cheapflights users on 1/7. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/63:22 pmDEN - MKE
Nonstop2h 29mFrontier
Mon 3/97:46 pmMKE - DEN
Nonstop2h 48mFrontier
Deal found 1/7$128
This CheapOair deal was found by Cheapflights users on 1/7. 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.
Tue 2/36:32 pmDEN - MKE
1 stop22h 29mFrontier
Sat 2/77:48 pmMKE - DEN
1 stop13h 42mFrontier
Deal found 1/7$137
This Cheapflightsfares deal was found by Cheapflights users on 1/8. 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.
Wed 2/117:00 pmDEN - MKE
1 stop11h 40mFrontier
Sat 2/147:47 pmMKE - DEN
1 stop13h 08mFrontier
Deal found 1/8$143
This CheapOair deal was found by Cheapflights users on 1/7. 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.
Thu 1/226:32 pmDEN - MKE
1 stop23h 01mFrontier
Mon 1/267:01 pmMKE - DEN
1 stop15h 34mFrontier
Deal found 1/7$145
This CheapOair deal was found by Cheapflights users on 1/7. 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 1/216:32 pmDEN - MKE
1 stop22h 44mFrontier
Sat 1/247:48 pmMKE - DEN
1 stop13h 42mFrontier
Deal found 1/7$151
This Kiwi.com deal was found by Cheapflights users on 1/6. 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.
Thu 3/57:24 pmDEN - MKE
1 stop15h 17mFrontier
Sun 3/89:01 pmMKE - DEN
1 stop12h 19mFrontier
Deal found 1/6$153
This CheapOair deal was found by Cheapflights users on 1/8. 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.
Mon 1/266:32 pmDEN - MKE
1 stop22h 26mFrontier
Wed 1/286:56 pmMKE - DEN
1 stop23h 40mFrontier
Deal found 1/8$156
This Cheapflightsfares deal was found by Cheapflights users on 1/8. 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 1/261:28 pmDEN - MKE
1 stop27h 30mFrontier
Thu 1/297:13 pmMKE - DEN
1 stop14h 17mFrontier
Deal found 1/8$159
This Frontier deal was found by Cheapflights users on 1/6. 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 2/66:32 pmDEN - MKE
1 stop14h 45mFrontier
Mon 2/910:52 amMKE - DEN
1 stop11h 53mFrontier
Deal found 1/6$167
This Frontier deal was found by Cheapflights users on 1/7. 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 3/203:22 pmDEN - MKE
Nonstop2h 29mFrontier
Mon 3/307:46 pmMKE - DEN
Nonstop2h 48mFrontier
Deal found 1/7$173
This CheapOair deal was found by Cheapflights users on 1/7. 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.
Sat 1/176:59 pmDEN - MKE
1 stop22h 48mFrontier
Thu 1/227:13 pmMKE - DEN
1 stop14h 17mFrontier
Deal found 1/7$174

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 January 8, 2026.
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

Thu 1/29

7:00 am-2:57 pm

1 stop30h 57m

Milwaukee-Mitchell

Sun 2/1

4:03 pm-12:38 pm

1 stop21h 35m

$297

DenverMilwaukee

DEN - MKE

DENMKE

Denver Intl

Thu 2/12

5:40 pm-9:06 pm

Nonstop2h 26m

Milwaukee-Mitchell

Thu 2/19

4:10 pm-6:01 pm

Nonstop2h 51m

$301

DenverMilwaukee

DEN - MKE

DENMKE

Denver Intl

Wed 3/4

10:45 am-2:00 pm

Nonstop2h 15m

Milwaukee-Mitchell

Wed 3/4

3:45 pm-10:40 pm

1 stop7h 55m

$311

DenverMilwaukee

DEN - MKE

DENMKE

Denver Intl

Thu 1/29

5:42 pm-10:56 pm

1 stop4h 14m

Milwaukee-Mitchell

Mon 2/2

4:05 pm-5:58 pm

Nonstop2h 53m

$311

DenverMilwaukee

DEN - MKE

DENMKE

Denver Intl

Thu 2/12

5:15 pm-10:20 pm

1 stop4h 05m

Milwaukee-Mitchell

Thu 2/19

6:45 am-3:30 pm

2 stops9h 45m

$326

DenverMilwaukee

DEN - MKE

DENMKE

Denver Intl

Thu 1/29

10:45 am-2:00 pm

Nonstop2h 15m

Milwaukee-Mitchell

Mon 2/2

5:40 pm-7:20 pm

Nonstop2h 40m

$351

DenverMilwaukee

DEN - MKE

DENMKE

Denver Intl

Sat 3/28

5:55 pm-9:21 pm

Nonstop2h 26m

Milwaukee-Mitchell

Wed 4/1

8:15 am-10:02 am

Nonstop2h 47m

$359

DenverMilwaukee

DEN - MKE

DENMKE

Denver Intl

Wed 2/11

10:45 am-2:00 pm

Nonstop2h 15m

Milwaukee-Mitchell

Sat 2/14

6:00 pm-7:40 pm

Nonstop2h 40m

$359

DenverMilwaukee

DEN - MKE

DENMKE

Denver Intl

Fri 2/20

5:40 pm-9:06 pm

Nonstop2h 26m

Milwaukee-Mitchell

Mon 2/23

3:30 pm-10:05 pm

1 stop7h 35m

$369

DenverMilwaukee

DEN - MKE

DENMKE

Denver Intl

Fri 2/6

10:57 am-2:22 pm

Nonstop2h 25m

Milwaukee-Mitchell

Tue 2/10

5:00 am-10:35 am

1 stop6h 35m

$369

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/7

Showing 1-10 of 22 results
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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 January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust 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 January 2, 2026.

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 January 8, 2026.

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 January 3, 2026.

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 January 8, 2026.
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
4,250 reviews

Entertainment

7.5

Comfort

8.0

Crew

8.6

Food

7.0

Overall

8.0

Boarding

8.1

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
4,250 reviews
Southwest
8.0
Very good
4,250 reviews

Entertainment

7.5

Comfort

8.0

Crew

8.6

Food

7.0

Overall

8.0

Boarding

8.1

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
9,142 reviews
Southwest
8.0
Very good
4,250 reviews

Entertainment

7.5

Comfort

8.0

Crew

8.6

Food

7.0

Overall

8.0

Boarding

8.1

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
5.7
Fair
3,061 reviews
Southwest
8.0
Very good
4,250 reviews

Entertainment

7.5

Comfort

8.0

Crew

8.6

Food

7.0

Overall

8.0

Boarding

8.1

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 2 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 15m. Alaska Airlines provides one of the quickest options available for as low as $311. 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 (88%), United Airlines (81%) or Southwest (78%) 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 $418, our data indicates the cheapest price to be $161. The most popular route (Denver Intl - Milwaukee-Mitchell), is priced around $174.

  • 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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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 January 8, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$60Average$187FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$175Average$364FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$205Average$353FlexibilityNo cancel feeOn-time63%

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