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Cheap flights from Chicago O'Hare Intl Airport to Phoenix Sky Harbor Intl Airport from £67

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 6/9. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — PHX
3 Sep — 10 Sep1
1 adult

Cheapflights Tip: The best prices from Chicago O'Hare Intl to Phoenix Sky Harbor Intl are usually found in September or August, booked 29 days in advance, depart on a Tuesday or Monday and return on a Tuesday

Cheap flight deals from O'Hare Intl to Sky Harbor Intl

Discover tips and strategies to find the most affordable flight options for your journey from O'Hare Intl (ORD) 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 29 August 2025.

Round-trip from

£110

One-way from

£67

Popular in

March

Cheapest in

September

Average price

£177
Frontier
  • Frontier
  • 8/9-11/9
  • 2 total stops
  • 18h 30m total
  • Chicago to Phoenix
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United Airlines
  • United Airlines
  • 1/1
  • Nonstop
  • 4h 02m total
  • Chicago to Phoenix
Search Deals
Highest demand for flights based on searches. 5% potential increase in price (£9 potential increase over avg. return price).
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Cheapest flight prices on average. 2% potential price decrease (£5 potential savings vs. average return price).
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Average for round-trip flights in August 2025
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Find flight deals from O'Hare Intl to Sky Harbor Intl

Cheapest flights from O'Hare Intl to Sky Harbor Intl
Explore the most affordable flight options available from O'Hare Intl to Sky Harbor Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 29 August 2025.

Fri 5/905:10ORD - PHX
1 stop8h 22mFrontier
Fri 5/917:06PHX - ORD
Nonstop3h 34mFrontier
Deal found 28/8£102
Thu 4/910:42ORD - PHX
1 stop8h 31mFrontier
Mon 8/912:31PHX - ORD
1 stop9h 27mFrontier
Deal found 28/8£110
Sun 7/913:03ORD - PHX
1 stop22h 33mFrontier
Mon 8/913:49PHX - ORD
1 stop7h 26mFrontier
Deal found 28/8£114
Thu 4/914:07ORD - PHX
Nonstop4h 04mFrontier
Wed 10/908:00PHX - ORD
1 stop11h 28mFrontier
Deal found 28/8£116
Mon 8/905:10ORD - PHX
1 stop11h 47mFrontier
Mon 8/917:06PHX - ORD
Nonstop3h 34mFrontier
Deal found 28/8£121
Sun 7/913:03ORD - PHX
1 stop11h 39mFrontier
Thu 11/917:06PHX - ORD
Nonstop3h 34mFrontier
Deal found 28/8£124
Wed 3/907:20ORD - PHX
1 stop5h 41mFrontier
Fri 5/917:06PHX - ORD
Nonstop3h 34mFrontier
Deal found 28/8£126
Thu 4/912:50ORD - PHX
Nonstop3h 49mUnited Airlines
Sat 6/907:04PHX - ORD
Nonstop3h 39mUnited Airlines
Deal found 27/8£132
Wed 3/907:20ORD - PHX
1 stop5h 41mFrontier
Sun 7/917:06PHX - ORD
Nonstop3h 34mFrontier
Deal found 28/8£133
Wed 24/919:50ORD - PHX
Nonstop3h 57mUnited Airlines
Fri 31/1018:03PHX - ORD
Nonstop3h 27mUnited Airlines
Deal found 27/8£139

Cheapflights Fare Finder

 
Customise your flight search to find flights from O'Hare Intl 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 858,174 searches. Data last updated 29 August 2025.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Phoenix Sky Harbor Intl Airport that are best for you.

Fly from

O'Hare Intl

Fly to

Sky Harbor Intl

Route

Depart

Return

Price

ChicagoPhoenix

ORD - PHX

ORDPHX

Chicago O'Hare Intl

Wed 24/9

19:50-21:47

Nonstop3h 57m

Phoenix Sky Harbor Intl

Fri 31/10

18:03-23:30

Nonstop3h 27m

£139

ChicagoPhoenix

ORD - PHX

ORDPHX

Chicago O'Hare Intl

Sat 25/10

07:30-09:19

Nonstop3h 49m

Phoenix Sky Harbor Intl

Wed 29/10

14:30-20:03

Nonstop3h 33m

£146

ChicagoPhoenix

ORD - PHX

ORDPHX

Chicago O'Hare Intl

Sat 8/11

13:00-15:58

Nonstop3h 58m

Phoenix Sky Harbor Intl

Tue 11/11

19:03-23:30

Nonstop3h 27m

£146

ChicagoPhoenix

ORD - PHX

ORDPHX

Chicago O'Hare Intl

Wed 24/9

19:50-21:47

Nonstop3h 57m

Phoenix Sky Harbor Intl

Wed 1/10

14:40-20:20

Nonstop3h 40m

£146

ChicagoPhoenix

ORD - PHX

ORDPHX

Chicago O'Hare Intl

Sat 27/9

07:30-09:19

Nonstop3h 49m

Phoenix Sky Harbor Intl

Sat 4/10

07:00-12:39

Nonstop3h 39m

£146

ChicagoPhoenix

ORD - PHX

ORDPHX

Chicago O'Hare Intl

Wed 24/9

19:50-21:47

Nonstop3h 57m

Phoenix Sky Harbor Intl

Sat 27/9

12:35-18:12

Nonstop3h 37m

£146

ChicagoPhoenix

ORD - PHX

ORDPHX

Chicago O'Hare Intl

Sat 20/9

19:50-21:47

Nonstop3h 57m

Phoenix Sky Harbor Intl

Sat 27/9

07:00-12:39

Nonstop3h 39m

£146

ChicagoPhoenix

ORD - PHX

ORDPHX

Chicago O'Hare Intl

Sat 20/9

09:15-11:05

Nonstop3h 50m

Phoenix Sky Harbor Intl

Tue 23/9

12:43-18:20

Nonstop3h 37m

£146

ChicagoPhoenix

ORD - PHX

ORDPHX

Chicago O'Hare Intl

Thu 18/12

07:15-10:15

Nonstop4h 00m

Phoenix Sky Harbor Intl

Wed 24/12

00:45-05:10

Nonstop3h 25m

£147

ChicagoPhoenix

ORD - PHX

ORDPHX

Chicago O'Hare Intl

Sat 6/9

09:15-11:05

Nonstop3h 50m

£67

Flights are sorted by cheapest return flights first.

Deals found on 28/8

Showing 1-10 of 20 results
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Best time to book a flight from O'Hare Intl to Sky Harbor Intl

Have a flexible travel schedule? Discover the best time to fly to Sky Harbor Intl from O'Hare Intl with our price prediction graph.
Estimated return 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 Chicago O'Hare Intl Airport to Phoenix Sky Harbor Intl Airport

How far ahead should I book a flight from Chicago O'Hare Intl Airport to Phoenix Sky Harbor Intl Airport?

Use this chart to determine the optimal time to book a return flight from O'Hare Intl to Sky Harbor Intl. Price data was last updated on 22 August 2025.

Booking 22 days in advance of your planned departure date is, on average, the best time to get cheap flights from Chicago O'Hare Intl Airport to Phoenix Sky Harbor Intl Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Chicago O'Hare Intl Airport to Phoenix Sky Harbor Intl Airport?

Currently, January is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Phoenix Sky Harbor Intl Airport (average of £729). Flying from Chicago O'Hare Intl Airport to Phoenix Sky Harbor Intl Airport in July is currently the most expensive (average of £1,041). 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 ORD to PHX?

Find hourly flight availability from O'Hare Intl 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 29 August 2025.

When flying from Chicago O'Hare Intl Airport 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 midday, which can drop the price by up to 29% versus a flight in the morning.

Related info for your journey

Find useful and relevant information for your journey from O'Hare Intl 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.

  • How long is the flight from Chicago O'Hare Intl Airport to Phoenix Sky Harbor Intl Airport?

    Departing from Chicago O'Hare Intl Airport to Phoenix Sky Harbor Intl Airport will take you 3h 57m. The distance between Chicago O'Hare Intl Airport and Phoenix Sky Harbor Intl Airport is about 1436 mi. Generally, flights for this route are direct.

  • What are the most reliable airlines from Chicago O'Hare Intl Airport to Phoenix Sky Harbor Intl Airport?

    No one likes to see their flight delayed. When booking a flight from Chicago O'Hare Intl Airport to Phoenix Sky Harbor Intl Airport consider choosing Air Canada (80%), United Airlines (80%) or SWISS (80%) as they are the most reliable in getting you off to your destination on time.

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

    Yes. In addition to deals on O'Hare Intl to Sky Harbor Intl flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from O'Hare Intl 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 O'Hare Intl to Sky Harbor Intl.

  • Can I find deals for business class flights from O'Hare Intl to Sky Harbor Intl?

    Yes. Cheapflights offers flight deals from O'Hare Intl 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 Chicago O'Hare Intl Airport to Phoenix Sky Harbor Intl Airport?

    Currently, January is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Phoenix Sky Harbor Intl Airport (average of £729). Flying from Chicago O'Hare Intl Airport to Phoenix Sky Harbor Intl Airport in July is currently the most expensive (average of £1,041). 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

Travelling 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
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Can Cheapflights find flights from O'Hare Intl to Sky Harbor Intl with no change fees?

Certainly. Search results for flights to Sky Harbor Intl from O'Hare Intl shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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