$33 Cheap Flights from Chicago (MDW) to Phoenix (PHX)

View $33 flight on Sun, May 17, 2026Opens in a new window

Popular airlines from Chicago Midway Airport (MDW) to Phoenix Sky Harbor Intl. Airport (PHX)

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Cheap Flights from Chicago to Phoenix (MDW-PHX)

Prices were available within the past 7 days and start at $33 for one-way flights and $66 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Sun, May 3 - Mon, May 11
MDW
Chicago
PHX
Phoenix
$66 Roundtrip, found 3 hours ago
$66
Roundtrip
found 3 hours ago
Select Frontier Airlines flight, departing Sun, May 3 from Chicago to Phoenix, returning Mon, May 11, priced at $66 found 3 hours ago
Frontier Airlines
Fri, May 1 - Sun, May 10
MDW
Chicago
PHX
Phoenix
$97 Roundtrip, found 10 hours ago
$97
Roundtrip
found 10 hours ago
Select Frontier Airlines flight, departing Fri, May 1 from Chicago to Phoenix, returning Sun, May 10, priced at $97 found 10 hours ago
Frontier Airlines
Sun, Apr 19 - Fri, Apr 24
MDW
Chicago
PHX
Phoenix
$100 Roundtrip, found 8 hours ago
$100
Roundtrip
found 8 hours ago
Select Frontier Airlines flight, departing Sun, Apr 19 from Chicago to Phoenix, returning Fri, Apr 24, priced at $100 found 8 hours ago
Frontier Airlines
Sun, Apr 26 - Sun, May 10
MDW
Chicago
PHX
Phoenix
$101 Roundtrip, found 1 day ago
$101
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Sun, Apr 26 from Chicago to Phoenix, returning Sun, May 10, priced at $101 found 1 day ago
Frontier Airlines
Sun, Apr 19 - Fri, May 1
MDW
Chicago
PHX
Phoenix
$104 Roundtrip, found 2 days ago
$104
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Sun, Apr 19 from Chicago to Phoenix, returning Fri, May 1, priced at $104 found 2 days ago
Frontier Airlines
Sun, May 3 - Sun, May 10
MDW
Chicago
PHX
Phoenix
$107 Roundtrip, found 10 hours ago
$107
Roundtrip
found 10 hours ago
Select Frontier Airlines flight, departing Sun, May 3 from Chicago to Phoenix, returning Sun, May 10, priced at $107 found 10 hours ago
Frontier Airlines
Fri, May 1 - Thu, May 7
MDW
Chicago
PHX
Phoenix
$119 Roundtrip, found 1 day ago
$119
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Fri, May 1 from Chicago to Phoenix, returning Thu, May 7, priced at $119 found 1 day ago
Frontier Airlines
Sun, May 3 - Mon, May 11
MDW
Chicago
PHX
Phoenix
$128 Roundtrip, found 3 hours ago
$128
Roundtrip
found 3 hours ago
Select Frontier Airlines flight, departing Sun, May 3 from Chicago to Phoenix, returning Mon, May 11, priced at $128 found 3 hours ago
Southwest Airlines
Thu, Apr 23 - Fri, Apr 24
MDW
Chicago
PHX
Phoenix
$157 Roundtrip, found 3 hours ago
$157
Roundtrip
found 3 hours ago
Select Southwest Airlines flight, departing Thu, Apr 23 from Chicago to Phoenix, returning Fri, Apr 24, priced at $157 found 3 hours ago
Delta
Sat, May 9 - Sat, May 16
MDW
Chicago
PHX
Phoenix
$217 Roundtrip, found 10 hours ago
$217
Roundtrip
found 10 hours ago
Select Delta flight, departing Sat, May 9 from Chicago to Phoenix, returning Sat, May 16, priced at $217 found 10 hours ago

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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 $376
PHX
Sky Harbor Intl.
CheapestClosest
Average driving time to city center10 min
Flights from $376

Find the cheapest month to fly from Chicago (MDW) to Phoenix (PHX)

April is typically the cheapest month to fly

From $98 - $347 per traveler.

Frequently asked questions

How much does a flight from Chicago, IL (MDW-Midway Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.) cost?
You can find cheap one-way flights from $33 and cheap return flights from $66 Chicago, IL (MDW-Midway Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.) with Expedia. One-way flights usually range from $149 to $541, and return flights typically cost between $296 and $763. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Chicago, IL (MDW-Midway Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.) ticket fares go up or down.*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from Chicago, IL (MDW-Midway Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
February is typically the cheapest month to fly from Chicago (MDW) to Phoenix (PHX), with average round-trip fares around $278. This price is about 21% lower than the average for the year, as demand is generally lower after the holiday season. Other budget-friendly months include August and October.*Averages based on flights available on Expedia in the last year.
Which airlines fly direct from Chicago, IL (MDW-Midway Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
Frontier Airlines operates around 8 direct flights from MDW to PHX every week.
What is the cheapest airline that flies from Chicago, IL (MDW-Midway Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
Frontier Airlines is one of the cheapest airlines offering nonstop flights from Chicago, IL (MDW) to Phoenix, AZ (PHX), with return tickets starting from around $396. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.*Prices based on flights available on Expedia in the last year.
How do I find cheap flights from Chicago, IL (MDW-Midway Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
To find a cheap flight from Chicago, IL (MDW-Midway Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best airline to fly with from Chicago, IL (MDW-Midway Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
The best airline to fly with from Chicago, IL (MDW) to Phoenix, AZ (PHX) will differ from traveler to traveler. If you like to fly early, WN offers early morning flights. If price is the most important factor, Frontier Airlines typically offers the lowest fares. WN offers the most daily flights from Chicago to Phoenix, which is great if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from Chicago, IL (MDW-Midway Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
When flying from Chicago to Phoenix, February and August are the best months to travel. Return flights during these months average around $278, providing a great value. February offers mild weather perfect for exploring, while August is ideal for those looking to escape to the desert heat.*Prices based on flights available on Expedia in the last year.
How many flights per day from Chicago, IL (MDW-Midway Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
There are approximately 8 nonstop flights per day from Midway Intl. (MDW) to Sky Harbor Intl. (PHX). For more options, look at flights that include layovers.
What is the earliest flight from Chicago, IL (MDW-Midway Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
The earliest flight from Chicago (MDW-Midway Intl.) to Phoenix (PHX-Sky Harbor Intl.) typically departs at around 5:00 AM, operated by Southwest Airlines. This seasonal service is available in January, November, and December, allowing you to start your day early in Phoenix. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What are the most popular departure times for flights from Chicago, IL (MDW-Midway Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
The most popular departure times for flights from Chicago, IL (MDW-Midway Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.) are in the early morning, from 6am to 9am. About 25% of passengers prefer this time window. Many major carriers, including Southwest Airlines, offer flights during this window. This timing is favored as it allows you to maximize your time in Phoenix upon arrival.
How long does it take to fly from Chicago, IL (MDW-Midway Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
Direct flights from MDW to PHX usually take about 3 hours 50 minutes, traveling roughly 1,442 miles. If you opt for a connecting flight, expect to add around 2 hours 40 minutes to your journey. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Chicago, IL (MDW-Midway Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
First class seats are offered on the MDW to PHX route with Delta Air Lines.
How do I earn miles on a Chicago, IL (MDW-Midway Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.) flight with Expedia?
It's easy to earn miles on a Chicago, IL (MDW-Midway Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Phoenix from Midway Intl. (MDW)?
From Midway Intl. (MDW), you can fly into Sky Harbor Intl. (PHX) to reach Phoenix. Some flights may connect through major hubs like Love Field (DAL), Lambert-St. Louis Intl. (STL), Eppley Field (OMA) before reaching Phoenix. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Chicago, IL (MDW-Midway Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.) at the last minute?
Typically, booking a last minute flight from Chicago, IL (MDW-Midway Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Chicago, IL (MDW-Midway Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.) flight and hotel package?
Securing a Chicago, IL (MDW-Midway Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.) Phoenix Vacation Packages is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Chicago, IL (MDW-Midway Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
If you booked your Chicago, IL (MDW-Midway Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Midway Intl.
Destination airport
Sky Harbor Intl.
Airlines serving
Delta, Frontier Airlines, Southwest Airlines
Roundtrip price
$66
Distance
1441 mi
Average flight time
1 hour 54 mins

Book with confidence

Chicago to Phoenix Flights

The cheapest times to fly from Chicago to Phoenix

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Chicago to Phoenix are during the month of May. You can find some of the cheapest flights from Chicago to Phoenix with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Chicago to Phoenix

Sunday is one of the best days to book for cheap flights from Chicago to Phoenix: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Chicago to Phoenix

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Chicago to Phoenix in 2026. You can also book with separate airlines for your outbound and return journeys, from $33 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Chicago to Phoenix flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Chicago to Phoenix airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Chicago to Phoenix Flights

*Flight schedules are subject to change.

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*Available to One Key members.