$109 Cheap United flights Milwaukee (MKE) to Phoenix (PHX)

View $109 flight on Wed, Mar 4, 2026Opens in a new window
  • notification illustration

    Be in the know

    Get alerts if flight prices drop or rise*
  • deals illustration

    Book smarter

    Save up to 30% on select hotels after you book a flight*
  • trophy illustration

    Earn twice

    Earn your airline miles on top of our OneKeyCash
    Learn about One Key

$109 Cheap United flights Milwaukee (MKE) to Phoenix (PHX)

Prices were available within the past 7 days and start at $109 for one-way flights and $200 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Tue, Feb 10 - Thu, Feb 19
MKE
Milwaukee
PHX
Phoenix
$200 Roundtrip, found 2 hours ago
$200
Roundtrip
found 2 hours ago
Select United flight, departing Tue, Feb 10 from Milwaukee to Phoenix, returning Thu, Feb 19, priced at $200 found 2 hours ago
United
Wed, Jan 28 - Tue, Feb 3
MKE
Milwaukee
PHX
Phoenix
$217 Roundtrip, just found
$217
Roundtrip
just found
Select United flight, departing Wed, Jan 28 from Milwaukee to Phoenix, returning Tue, Feb 3, priced at $217 just found
United
Wed, Jan 28 - Tue, Feb 3
MKE
Milwaukee
PHX
Phoenix
$222 Roundtrip, just found
$222
Roundtrip
just found
Select United flight, departing Wed, Jan 28 from Milwaukee to Phoenix, returning Tue, Feb 3, priced at $222 just found

Find the cheapest month to fly from Milwaukee (MKE) to Phoenix (PHX)

February is typically the cheapest month to fly

From $138 - $318 per traveler.

Alternative airports near Phoenix

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Sky Harbor Intl. PHX. Cheapest and Closest option available. Average driving time to city center is 10 minutes. Flights from $293
PHX
Sky Harbor Intl.
CheapestClosest
Average driving time to city center10 min
Flights from $293
Flights from Milwaukee (MKE) to Phoenix (PHX)
Origin airport
General Mitchell Intl.
Destination airport
Sky Harbor Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, Hawaiian Airlines, Southwest Airlines, Sun Country Airlines, United
Popular airline
Southwest Airlines
Distance
1457 mi
Average flight time
3 hours 16 mins

Frequently asked questions

How much is a United Airlines flight from General Mitchell Intl. Airport (MKE) to Sky Harbor Intl. Airport (PHX)?
You'll find cheap round-trip United Airlines flights from $200 from MKE to PHX by filtering your results from "Price (lowest to highest)" on Expedia. Or look for deals from $109 for a one-way journey.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from MKE to PHX with United Airlines?
Search for round-trip or one-way flights to Phoenix in July or August. You could find an affordable fare with United Airlines during these off-peak times.
What is the cheapest time to book flights from General Mitchell Intl. Airport (MKE) to Sky Harbor Intl. Airport (PHX) with United Airlines?
Look for cheap United Airlines flights from General Mitchell Intl. Airport (MKE) to Sky Harbor Intl. Airport (PHX) one to three months prior to your departure date. Travelers who book domestic flights 34 to 86 days in advance can save 25% compared to those who book just 6 to 12 days ahead. Regardless of fare class and journey, the best day of the week to book a domestic flight is generally Sunday and the most expensive tends to be Monday. Passengers who book on a Sunday can save 6% on average compared to those who book their travel on a Monday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.
Does United Airlines fly nonstop from General Mitchell Intl. Airport (MKE) to Sky Harbor Intl. Airport (PHX)?
To see if there's a direct trip from MKE to PHX with United Airlines or another carrier, check the "Nonstop" filter when looking for tickets.
What is the earliest United Airlines flight from MKE to PHX?
Search United Airlines's earliest flights from MKE to PHX by selecting the "Early Morning" and "Morning" filters. Not only will you get to your destination sooner, early departures also experience 20% fewer cancellations.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports does United Airlines fly into in Phoenix?
United Airlines flights from General Mitchell Intl. Airport (MKE) to Phoenix come in to land at Sky Harbor Intl. Airport (PHX). This is the main gateway to this city.
Why fly with United Airlines from MKE to PHX?
With a rewarding loyalty program, United Airlines is a top pick for many passengers flying from MKE to PHX. Plus, as a United Mileage Plus and One Key™ member booking through Expedia, you could earn OneKeyCash™* on eligible flights along with your airline miles.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.
Can I change or cancel my United Airlines flight from General Mitchell Intl. Airport (MKE) to Sky Harbor Intl. Airport (PHX)?
It's generally possible to cancel or reschedule your flight, although there may be additional charges if your booking was made more than 24 hours ago. Need to keep your options open? Use our "Changes included" and "No cancel fee" filters to find flights that won't penalize you if you have to adjust your plans. To make modifications, head to "Trips," select your flight and click on "Manage Booking" for more information.

Explore a world of travel with Expedia

*Available to One Key members.