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Sky Harbor Intl

$63+ Cheap flights from Milwaukee (MKE) to Sky Harbor Intl (PHX)

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 10/28. Fares are subject to change and may not be available on all flights or dates of travel.
MKE — PHX
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheapflights Tip: The best prices from Milwaukee-Mitchell to Phoenix Sky Harbor Intl are usually found in August or September, booked 35 days in advance, depart on a Tuesday or Wednesday and return on a Wednesday

Cheap flight deals from Milwaukee to Sky Harbor Intl

Discover tips and strategies to find the most affordable flight options for your journey from Milwaukee (MKE) to Sky Harbor Intl (PHX). 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 September 11, 2025.

Round-trip from

$221
(American Airlines)

One-way from

$63
(Southwest)

Popular in

March

Cheapest in

August

Average price

$364

Good round-trip deal

$302 or less

Good one-way deal

$170 or less
From Milwaukee-Mitchell to Phoenix Sky Harbor Intl
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One-way flight from Milwaukee-Mitchell to Phoenix Sky Harbor Intl
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Highest demand for flights based on searches. 8% potential increase in price ($37 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($9 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from Milwaukee-Mitchell to Phoenix Sky Harbor Intl.
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Price to beat on a one-way flight from Milwaukee-Mitchell to Phoenix Sky Harbor Intl.
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Find flight deals from Milwaukee to Sky Harbor Intl

Cheapest flights from Milwaukee to Sky Harbor Intl
Explore the most affordable flight options available from Milwaukee to Sky Harbor Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This Southwest deal was found by Cheapflights users on 9/10. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/276:30 amMKE - PHX
Nonstop3h 40mSouthwest
Wed 11/196:40 pmPHX - MKE
Nonstop3h 20mSouthwest
Deal found 9/10$221
This CheapOair deal was found by Cheapflights users on 9/10. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/248:04 pmMKE - PHX
1 stop27h 51mFrontier
Sun 10/268:30 amPHX - MKE
2 stops32h 48mFrontier
Deal found 9/10$223
This Southwest deal was found by Cheapflights users on 9/10. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/205:40 amMKE - PHX
Nonstop3h 45mSouthwest
Mon 10/277:15 amPHX - MKE
Nonstop3h 20mSouthwest
Deal found 9/10$224
This Frontier deal was found by Cheapflights users on 9/9. 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 9/197:36 pmMKE - PHX
1 stop6h 21mFrontier
Fri 10/177:21 amPHX - MKE
1 stop9h 57mFrontier
Deal found 9/9$225
This CheapOair deal was found by Cheapflights users on 9/10. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/158:04 pmMKE - PHX
1 stop27h 49mFrontier
Mon 9/227:00 amPHX - MKE
1 stop10h 19mFrontier
Deal found 9/10$227
This Southwest deal was found by Cheapflights users on 9/10. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/273:55 pmMKE - PHX
1 stop5h 15mSouthwest
Tue 11/186:40 pmPHX - MKE
Nonstop3h 20mSouthwest
Deal found 9/10$231
This Frontier deal was found by Cheapflights users on 9/11. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/318:04 pmMKE - PHX
2 stops18h 09mFrontier
Mon 11/37:30 amPHX - MKE
1 stop10h 49mFrontier
Deal found 9/11$232
This CheapOair deal was found by Cheapflights users on 9/11. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/178:04 pmMKE - PHX
1 stop27h 51mFrontier
Mon 10/207:21 amPHX - MKE
1 stop9h 57mFrontier
Deal found 9/11$233
This Frontier deal was found by Cheapflights users on 9/9. 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 9/197:36 pmMKE - PHX
1 stop6h 21mFrontier
Sun 10/56:00 amPHX - MKE
1 stop6h 14mFrontier
Deal found 9/9$234
This American Airlines deal was found by Cheapflights users on 9/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/156:55 amMKE - PHX
Nonstop3h 44mAmerican Airlines
Wed 10/226:55 pmPHX - MKE
Nonstop3h 25mAmerican Airlines
Deal found 9/10$235
This American Airlines deal was found by Cheapflights users on 9/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/277:24 amMKE - PHX
Nonstop4h 06mAmerican Airlines
Mon 12/88:00 pmPHX - MKE
Nonstop3h 17mAmerican Airlines
Deal found 9/10$236
This Southwest deal was found by Cheapflights users on 9/10. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/3012:50 pmMKE - PHX
2 stops8h 10mSouthwest
Sat 10/411:10 amPHX - MKE
1 stop7h 50mSouthwest
Deal found 9/10$237

Cheapflights Fare Finder

 
Customize your flight search to find flights from Milwaukee to Sky Harbor Intl 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 September 11, 2025.
Use the filters below to find and compare flights from Milwaukee to Phoenix Sky Harbor Intl Airport that are best for you.

Fly from

Milwaukee

Fly to

Sky Harbor Intl

Route

Depart

Return

Price

MilwaukeePhoenix

MKE - PHX

MKEPHX

Milwaukee-Mitchell

Sat 10/25

12:40 pm-6:05 pm

2 stops7h 25m

Phoenix Sky Harbor Intl

Wed 10/29

11:40 am-10:00 pm

2 stops8h 20m

$231

MilwaukeePhoenix

MKE - PHX

MKEPHX

Milwaukee-Mitchell

Tue 9/30

12:50 pm-7:00 pm

2 stops8h 10m

Phoenix Sky Harbor Intl

Sat 10/4

7:55 am-3:40 pm

1 stop5h 45m

$237

MilwaukeePhoenix

MKE - PHX

MKEPHX

Milwaukee-Mitchell

Wed 3/4

2:36 pm-11:56 pm

1 stop10h 20m

Phoenix Sky Harbor Intl

Sat 3/7

6:00 am-12:45 pm

1 stop29h 45m

$240

MilwaukeePhoenix

MKE - PHX

MKEPHX

Milwaukee-Mitchell

Sat 10/25

4:49 pm-9:28 pm

1 stop6h 39m

Phoenix Sky Harbor Intl

Tue 10/28

12:40 am-10:11 am

1 stop7h 31m

$241

MilwaukeePhoenix

MKE - PHX

MKEPHX

Milwaukee-Mitchell

Tue 12/30

5:49 pm-12:30 am

1 stop7h 41m

Phoenix Sky Harbor Intl

Fri 1/2

12:59 am-10:23 am

1 stop8h 24m

$241

MilwaukeePhoenix

MKE - PHX

MKEPHX

Milwaukee-Mitchell

Wed 10/29

6:00 am-10:40 am

1 stop6h 40m

Phoenix Sky Harbor Intl

Fri 10/31

12:40 am-10:11 am

1 stop7h 31m

$241

MilwaukeePhoenix

MKE - PHX

MKEPHX

Milwaukee-Mitchell

Tue 1/13

8:33 am-3:25 pm

2 stops7h 52m

Phoenix Sky Harbor Intl

Sat 1/17

3:50 pm-10:56 pm

1 stop6h 06m

$246

MilwaukeePhoenix

MKE - PHX

MKEPHX

Milwaukee-Mitchell

Tue 11/4

7:39 pm-11:44 pm

1 stop5h 05m

Phoenix Sky Harbor Intl

Sun 11/9

12:59 am-8:15 am

1 stop6h 16m

$256

MilwaukeePhoenix

MKE - PHX

MKEPHX

Milwaukee-Mitchell

Tue 12/23

5:49 pm-10:48 pm

1 stop5h 59m

Phoenix Sky Harbor Intl

Sat 12/27

12:59 am-10:23 am

1 stop8h 24m

$256

MilwaukeePhoenix

MKE - PHX

MKEPHX

Milwaukee-Mitchell

Sun 1/4

7:08 am-12:27 pm

1 stop6h 19m

Phoenix Sky Harbor Intl

Tue 1/6

2:42 pm-10:56 pm

2 stops7h 14m

$261

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/11

Showing 1-10 of 21 results
1
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Best time to book a flight from Milwaukee to Sky Harbor Intl

Have a flexible travel schedule? Discover the best time to fly to Sky Harbor Intl from Milwaukee 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 Milwaukee to Phoenix Sky Harbor Intl Airport

How far ahead should I book a flight from Milwaukee to Phoenix Sky Harbor Intl Airport?

Use this chart to determine the optimal time to book a round-trip flight from Milwaukee to Sky Harbor Intl. Price data was last updated on August 29, 2025.

The price you pay for your flight from Milwaukee to Phoenix Sky Harbor Intl Airport may vary depending on when you book. For the best chance of a lower fare, look to book 35 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Milwaukee to Phoenix Sky Harbor Intl Airport?

Currently, January is the cheapest month in which you can book a flight from Milwaukee to Phoenix Sky Harbor Intl Airport (average of $258). Flying from Milwaukee to Phoenix Sky Harbor Intl Airport in March is currently the most expensive (average of $337). 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 MKE to PHX?

Find hourly flight availability from Milwaukee to Sky Harbor Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 11, 2025.

When flying from Milwaukee to Phoenix Sky Harbor Intl Airport, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 15% versus a flight in the morning.

What is the cheapest day to fly from Milwaukee to Phoenix Sky Harbor Intl Airport?

Use this chart to determine the cheapest time to fly round-trip from Milwaukee to Sky Harbor Intl. Price data was last updated on September 7, 2025.

Travelers seeking maximum savings on their Milwaukee to Phoenix Sky Harbor Intl Airport flight should consider departing on Wednesday at noon when fares are most often at their lowest. Sunday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Sky Harbor Intl

Get insights into the airlines that provide service to Sky Harbor Intl. 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 Sky Harbor Intl. Reviews last updated September 11, 2025.
Peruse reviews from past customers who have flown with Southwest, Delta, and American Airlines from Milwaukee to Phoenix Sky Harbor Intl Airport to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,248 reviews

Boarding

8.1

Overall

8.0

Entertainment

7.5

Crew

8.6

Comfort

8.0

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,248 reviews
Southwest
8.0
Very good
4,248 reviews

Boarding

8.1

Overall

8.0

Entertainment

7.5

Crew

8.6

Comfort

8.0

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Delta
8.0
Very good
7,960 reviews
Southwest
8.0
Very good
4,248 reviews

Boarding

8.1

Overall

8.0

Entertainment

7.5

Crew

8.6

Comfort

8.0

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,248 reviews

Boarding

8.1

Overall

8.0

Entertainment

7.5

Crew

8.6

Comfort

8.0

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Sun Country Air
6.9
Okay
330 reviews
Southwest
8.0
Very good
4,248 reviews

Boarding

8.1

Overall

8.0

Entertainment

7.5

Crew

8.6

Comfort

8.0

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Frontier
5.8
Fair
3,177 reviews
Southwest
8.0
Very good
4,248 reviews

Boarding

8.1

Overall

8.0

Entertainment

7.5

Crew

8.6

Comfort

8.0

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Related info for your journey

Find useful and relevant information for your journey from Milwaukee to Sky Harbor Intl. 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 from for flights from Milwaukee to Phoenix Sky Harbor Intl?

    For a flight from Milwaukee to Phoenix Sky Harbor Intl, you will be flying from Milwaukee-Mitchell. Milwaukee-Mitchell (MKE) is just 6.4 mi from the center of the city. Milwaukee-Mitchell is the only Milwaukee airport and it handles 3 outbound flights to Phoenix Sky Harbor Intl per day. 7 airlines have flights to Phoenix Sky Harbor Intl from Milwaukee-Mitchell on a regular basis.

  • How long is the flight from Milwaukee to Phoenix Sky Harbor Intl Airport?

    Departing from Milwaukee to Phoenix Sky Harbor Intl Airport will take you 6h 39m. The distance from Milwaukee to Phoenix Sky Harbor Intl Airport is about 1456 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Milwaukee to Phoenix Sky Harbor Intl Airport round-trip?

    Flying on Frontier is currently your cheapest option to Phoenix Sky Harbor Intl Airport, with prices starting at $92. Additional round-trip tickets that might be worth considering are offered by Spirit Airlines and Sun Country Air, with the lowest prices starting at $142 and $169, respectively. You may be able to fly from Milwaukee to Phoenix Sky Harbor Intl Airport for 77% less than the average price by searching for these airlines.

  • What are the most reliable airlines from Milwaukee to Phoenix Sky Harbor Intl Airport?

    Consider Southwest (90%), Alaska Airlines (81%) or American Airlines (74%) when booking your flight. These represent the most reliable airlines when flying from Milwaukee to Phoenix Sky Harbor Intl Airport.

  • What are the cheapest flights from Milwaukee to Phoenix Sky Harbor Intl Airport?

    On average you can expect to pay $301 for a flight from Milwaukee to Phoenix Sky Harbor Intl Airport. The cheapest flight overall is $119 while the most popular route, (Milwaukee-Mitchell - Phoenix Sky Harbor Intl) is currently priced at $136.

  • Can I find deals for flights from Milwaukee to Sky Harbor Intl that include hotel bookings?

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

  • How can I find direct flights from Milwaukee to Sky Harbor Intl?

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

  • Can I find deals for business class flights from Milwaukee to Sky Harbor Intl?

    Yes. Cheapflights offers flight deals from Milwaukee to Sky Harbor Intl 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 Milwaukee to Phoenix Sky Harbor Intl Airport?

    Currently, January is the cheapest month in which you can book a flight from Milwaukee to Phoenix Sky Harbor Intl Airport (average of $258). Flying from Milwaukee to Phoenix Sky Harbor Intl Airport in March is currently the most expensive (average of $337). 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 Phoenix Sky Harbor Intl Airport?

Book flights to Phoenix Sky Harbor Intl Airport if you plan to visit one of these locations
Payson
Glendale
Chandler
Globe
Goodyear
Casa Grande
Buckeye
Camp Verde
Surprise
Peoria
Paradise Valley
Avondale
Guadalupe

Browse thousands of different options on Cheapflights for your next trip

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Top 7 airlines flying from Milwaukee to Sky Harbor Intl

Discover the top 7 airlines that operate flights from Milwaukee to Sky Harbor Intl. 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 September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$92Average$218FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$142Average$246FlexibilityNo cancel feeOn-time65%
Sun Country AirCheapest$169Average$325FlexibilityNo cancel feeOn-time83%
United AirlinesCheapest$211Average$374FlexibilityNo cancel feeOn-time69%
DeltaCheapest$216Average$346FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$269Average$449FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$289Average$448FlexibilityNo cancel feeOn-time63%

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