
- Plan, book, fly with confidence
- Be in the knowGet alerts if flight prices drop or rise*
- Book smarterSave up to 30% on select hotels after you book a flight*
Cheap Flights from Chicago to Phoenix (CHI-PHX)
Prices were available within the past 7 days and start at $81 for one-way flights and $177 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.










Travel information
Travel information
Origin airport | O'Hare Intl. |
Destination airport | Sky Harbor Intl. |
Airlines serving | Alaska Airlines, American Airlines, Delta, Frontier Airlines, Hawaiian Airlines, JetBlue Airways, Southwest Airlines, Spirit Airlines, Sun Country Airlines, United |
Roundtrip price | $177 |
Distance | 1437 mi |
Book with confidence
Book with confidence
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 June. 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 2025. You can also book with separate airlines for your outbound and return journeys, from $81 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.
Be inspired and discover more with Expedia
Be inspired and discover more with Expedia
Flights
- Flights from Washington (DCA) to Phoenix (PHX)
- Flights from Newark Liberty Intl. Airport (EWR) to Phoenix (PHX)
- Flights from Salt Lake City (SLC) to Phoenix (PHX)
- Flights from Seattle (SEA) to Phoenix (PHX)
- Flights from Minneapolis (MSP) to Phoenix (PHX)
- Flights from Denver (DEN) to Phoenix (PHX)
- Flights from Los Angeles (LAX) to Phoenix (PHX)
- Flights from Chicago (ORD) to Phoenix (PHX)
- Flights from New York (LGA) to Phoenix (PHX)
- Flights from Boston (BOS) to Phoenix (PHX)
- Flights from Portland (PDX) to Phoenix (PHX)
- Flights from Chicago (MDW) to Phoenix (PHX)
- Flights from Detroit (DTW) to Phoenix (PHX)
- Flights from Los Angeles (LAX) to New York (NYC)
- Flights from Miami (MIA) to New York (NYC)
- Flights from Chicago (CHI) to New York (NYC)
- Flights from Atlanta (ATL) to New York (NYC)
- Flights from Dallas (DFW) to New York (NYC)
- Flights from Chicago (CHI) to Los Angeles (QLA)
- Flights from Denver (DEN) to Las Vegas (LAS)
- Flights from Portland (PDX) to Las Vegas (LAS)
- Flights from Dallas (DFW) to Las Vegas (LAS)
- Flights from Minneapolis (MSP) to Las Vegas (LAS)
- Flights from Atlanta (ATL) to Las Vegas (LAS)
- Flights from Chicago (ORD) to Las Vegas (LAS)
- Flights from Houston (IAH) to Las Vegas (LAS)
- Flights from New York (NYC) to Las Vegas (LAS)
- Flights from Los Angeles (LAX) to Las Vegas (LAS)
- Flights from Chicago (CHI) to Las Vegas (LAS)
- Flights from Detroit (DTW) to Las Vegas (LAS)
- Flights from San Francisco (SFO) to Las Vegas (LAS)
- Flights from Seattle (SEA) to Las Vegas (LAS)
- Flights from Los Angeles (LAX) to Dallas (DFW)
- Flights from Chicago (CHI) to Miami (MIA)
- Flights from Boston (BOS) to Miami (MIA)
- Flights from Chicago (CHI) to Orlando (ORL)
- Flights from Chicago (CHI) to Tampa (TPA)
- Flights from New York (NYC) to Atlanta (ATL)
- Flights from Chicago (CHI) to Mexico City (MEX)
- Flights from Chicago (CHI) to Fort Lauderdale (FLL)
- Flights from Dallas (DFW) to Orlando (MCO)
- Flights from Boston (BOS) to Orlando (MCO)
- Flights from Philadelphia (PHL) to Orlando (MCO)
- Flights from Los Angeles (LAX) to Seattle (SEA)
- Flights from Dallas (DFW) to Chicago (ORD)
- Flights from Dallas (DFW) to Cancun (CUN)
- Flights from Chicago (CHI) to Cancun (CUN)
- Flights from Chicago (CHI) to San Juan (SJU)
- Flights from New York (NYC) to Los Angeles (LAX)
- Flights from Dallas (DFW) to Los Angeles (LAX)
- Flights from Seattle (SEA) to Los Angeles (LAX)
- Flights from Las Vegas (LAS) to Los Angeles (LAX)
- Aeromexico
- JetBlue Airways
- American Airlines
- Turkish Airlines
- Volaris
- Spirit Airlines
- Alaska Airlines
- Air Canada
- Delta
- Emirates
- Swiss International Air Lines
- Viva Aerobus
- British Airways
- United
- Frontier Airlines
- Lufthansa
- Flights to Gatlinburg
- Flights to Nashville
- Flights to San Francisco
- Flights to Orlando
- Flights to New Orleans
- Flights to Boston
- Flights to Washington
- Flights to Miami
- Flights to Atlanta
- Flights to Pigeon Forge
- Flights to New York
- Flights to Houston
- Flights to Los Angeles
- Flights to Honolulu
- Flights to San Antonio
- Flights to San Diego
- Flights to Las Vegas
- Flights to Chicago
- Flights to Fort Lauderdale
- Flights to Key West
- Flights from Greater Rockford
- Flights from Quad City Intl.
- Flights from Waukesha County
- Flights from Midway Intl.
- Flights from Dupage
- Flights from Chicago Executive
- Flights from Dane County Regional
- Flights from General Mitchell Intl.
- Flights from O'Hare Intl.
- Flights from Kenosha Regional
- JetBlue Airways Boston (BOS) to Phoenix (PHX) flights
- Alaska Airlines San Francisco (SFO) to Phoenix (PHX) flights
- Frontier Airlines Atlanta (ATL) to Phoenix (PHX) flights
- Alaska Airlines Seattle (SEA) to Phoenix (PHX) flights
- Frontier Airlines Denver (DEN) to Phoenix (PHX) flights
- Frontier Airlines Salt Lake City (SLC) to Phoenix (PHX) flights
- Alaska Airlines Portland (PDX) to Phoenix (PHX) flights
- Frontier Airlines Dallas (DFW) to Phoenix (PHX) flights
- United Philadelphia (PHL) to Phoenix (PHX) flights
- Sun Country Airlines Minneapolis (MSP) to Phoenix (PHX) flights