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Cheap flights from Chicago to Phoenix Sky Harbor Intl Airport from £91

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 12/8. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — PHX
19 Aug — 26 Aug1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Chicago to Phoenix Sky Harbor Intl are usually found in January or September, booked 60 days in advance, depart on a Tuesday or Monday and return on a Tuesday

Cheap flight deals from Chicago to Sky Harbor Intl

Enter your travel dates to find the best prices.

Cheapest flights from Chicago to Sky Harbor Intl
Explore the most affordable flight options available from Chicago to Sky Harbor Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 20 July 2026.

Thu 3/920:29
ORD
-
PHX
Nonstop3h 52m
United Airlines
Sun 6/914:19
PHX
-
ORD
Nonstop3h 39m
United Airlines
Deal found 15/7£186
Sat 5/914:18
ORD
-
PHX
1 stop6h 49m
Alaska Airlines
Wed 9/907:08
PHX
-
ORD
1 stop10h 13m
Alaska Airlines
Deal found 15/7£190
Thu 3/916:30
ORD
-
PHX
Nonstop3h 53m
United Airlines
Sat 5/909:00
PHX
-
ORD
Nonstop3h 43m
United Airlines
Deal found 17/7£191
Tue 11/806:20
ORD
-
PHX
1 stop8h 03m
Alaska Airlines
Sat 15/815:13
PHX
-
ORD
1 stop20h 08m
Alaska Airlines
Deal found 16/7£193
Sat 14/1109:00
ORD
-
PHX
Nonstop4h 09m
United Airlines
Sat 5/1216:30
PHX
-
ORD
1 stop5h 49m
United Airlines
Deal found 16/7£194
Thu 6/813:59
ORD
-
PHX
1 stop9h 33m
Delta
Mon 10/823:05
PHX
-
ORD
1 stop6h 51m
Delta
Deal found 15/7£197
Thu 6/817:20
ORD
-
PHX
1 stop6h 12m
Delta
Wed 12/805:45
PHX
-
ORD
1 stop9h 06m
Delta
Deal found 15/7£198
Sat 5/913:00
ORD
-
PHX
1 stop7h 00m
United Airlines
Mon 7/906:20
PHX
-
ORD
Nonstop3h 39m
United Airlines
Deal found 17/7£198
Mon 10/805:00
ORD
-
PHX
Nonstop3h 33m
American Airlines
Thu 13/817:45
PHX
-
ORD
Nonstop3h 45m
American Airlines
Deal found 18/7£199
Sat 10/1016:45
ORD
-
PHX
Nonstop3h 53m
United Airlines
Sat 17/1023:52
PHX
-
ORD
Nonstop3h 28m
United Airlines
Deal found 18/7£200
Fri 11/907:20
ORD
-
PHX
1 stop9h 13m
Alaska Airlines
Mon 14/919:49
PHX
-
ORD
1 stop15h 33m
Alaska Airlines
Deal found 17/7£202
Thu 6/813:59
ORD
-
PHX
1 stop9h 33m
Delta
Tue 11/809:51
PHX
-
ORD
1 stop6h 28m
Delta
Deal found 16/7£204

Find flight deals from Chicago to Sky Harbor Intl

Discover tips and strategies to find the most affordable flight options for your journey from Chicago (CHI) 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 20 July 2026.

Round-trip from

£186

One-way from

£91

Popular in

June

Cheapest in

January

Average price

£249
United Airlines
  • United Airlines
  • 3/9-6/9
  • Nonstop
  • 7h 31m total
  • Chicago to Phoenix
Search Deals
United Airlines
  • United Airlines
  • 12/8
  • Nonstop
  • 3h 52m total
  • Chicago to Phoenix
Search Deals
Highest demand for flights based on searches. 10% potential increase in price (£18 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£4 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 2026
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Cheapflights Fare Finder

 
Customise your flight search to find flights from Chicago 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 20 July 2026.
Use the filters below to find and compare flights from Chicago to Phoenix Sky Harbor Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

ChicagoPhoenix

ORD - PHX

ORDPHX

Chicago O'Hare Intl

Sat 5/9

06:01-11:31

1 stop7h 30m

Phoenix Sky Harbor Intl

Tue 8/9

07:08-19:21

1 stop10h 13m

£190

ChicagoPhoenix

ORD - PHX

ORDPHX

Chicago O'Hare Intl

Wed 14/10

14:21-20:41

1 stop8h 20m

Phoenix Sky Harbor Intl

Sat 17/10

10:12-18:53

1 stop6h 41m

£190

ChicagoPhoenix

ORD - PHX

ORDPHX

Chicago O'Hare Intl

Wed 4/11

14:25-20:09

1 stop6h 44m

Phoenix Sky Harbor Intl

Tue 10/11

11:20-19:00

1 stop6h 40m

£190

ChicagoPhoenix

ORD - PHX

ORDPHX

Chicago O'Hare Intl

Thu 22/10

19:49-09:26

1 stop15h 37m

Phoenix Sky Harbor Intl

Tue 27/10

10:12-18:53

1 stop6h 41m

£193

ChicagoPhoenix

ORD - PHX

ORDPHX

Chicago O'Hare Intl

Thu 10/12

09:30-18:36

1 stop10h 06m

Phoenix Sky Harbor Intl

Wed 16/12

12:30-20:24

1 stop6h 54m

£204

ChicagoPhoenix

ORD - PHX

ORDPHX

Chicago O'Hare Intl

Fri 9/10

19:16-10:32

1 stop17h 16m

Phoenix Sky Harbor Intl

Tue 13/10

07:38-18:53

1 stop9h 15m

£205

ChicagoPhoenix

ORD - PHX

ORDPHX

Chicago O'Hare Intl

Sat 14/11

10:50-15:27

1 stop5h 37m

Phoenix Sky Harbor Intl

Sat 21/11

18:20-22:56

Nonstop3h 36m

£210

ChicagoPhoenix

ORD - PHX

ORDPHX

Chicago O'Hare Intl

Sat 3/10

07:00-12:27

1 stop7h 27m

Phoenix Sky Harbor Intl

Sat 3/10

16:29-23:59

1 stop5h 30m

£215
Fastest return journey

ChicagoPhoenix

ORD - PHX

ORDPHX

Chicago O'Hare Intl

Fri 4/9

11:00-12:56

Nonstop3h 56m

Phoenix Sky Harbor Intl

Sun 6/9

16:49-23:59

1 stop5h 10m

£216

ChicagoPhoenix

ORD - PHX

ORDPHX

Chicago O'Hare Intl

Thu 20/8

06:01-11:31

1 stop7h 30m

Phoenix Sky Harbor Intl

Sun 23/8

12:13-23:59

1 stop9h 46m

£218

Flights are sorted by cheapest return flights first.

Deals found on 15/7

Showing 1-10 of 21 resultsSorted by cheapest first
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Best time to book a flight from Chicago to Sky Harbor Intl

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

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

Currently, January is the cheapest month in which you can book a flight from Chicago to Phoenix Sky Harbor Intl Airport (average of £183). Flying from Chicago to Phoenix Sky Harbor Intl Airport in June is currently the most expensive (average of £274). 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 CHI to PHX?

Find hourly flight availability from Chicago 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 20 July 2026.

It’s optimal to fly from Chicago to Phoenix Sky Harbor Intl Airport in the evening. By choosing this option you can save up to 70% on the cost of your flight, compared to a flight at midday.

Weekly flight availability from Chicago to Phoenix Sky Harbor Intl Airport

Explore weekly flight availability from Chicago to Sky Harbor Intl. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 20 July 2026.

The most flights from CHI to PHX are scheduled on a Friday (64 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (40 on average).

How much does it cost for a return flight from Chicago to Phoenix Sky Harbor Intl Airport?

How often are flights from Chicago to Phoenix delayed?

About 21% of weekly flights between Chicago and Phoenix have experienced delays in the past year, with the average delay time being 147 minutes.

What is the most punctual flight time for Chicago to Phoenix flights?

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Saturday tends to have the lowest number of delays on this route, whereas Sunday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Chicago to Phoenix flights?

Over the past year, United Airlines have had the lowest number of delays on this route, with just 16% of flights being delayed.

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

The best time to book flights from Chicago to Phoenix Sky Harbor Intl Airport is 80 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

Related info for your journey

Find useful and relevant information for your journey from Chicago 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 to Phoenix Sky Harbor Intl Airport?

    There are many flights that can get you from Chicago to Phoenix Sky Harbor Intl Airport in 7h 30m. Fly via Alaska Airlines or Delta to get the fastest option. The distance from Chicago to Phoenix Sky Harbor Intl Airport is about 1436 mi. Both multi-stop and direct flights can be found to your destination and back.

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

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Chicago to Phoenix Sky Harbor Intl Airport on time: Air Canada (81%), United Airlines (79%), Austrian Airlines (77%).

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

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

  • How can I find direct flights from Chicago 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 Chicago to Sky Harbor Intl.

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

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

    Currently, January is the cheapest month in which you can book a flight from Chicago to Phoenix Sky Harbor Intl Airport (average of £183). Flying from Chicago to Phoenix Sky Harbor Intl Airport in June is currently the most expensive (average of £274). 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
Glendale

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Alternative routes for Chicago to Sky Harbor Intl

See prices for flight routes from nearby airports that may be better suited for you.
O'Hare Intl to Sky Harbor Intl flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Chicago to Sky Harbor Intl?

Cheapflights makes it easy to find Chicago to Sky Harbor Intl flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Chicago to Sky Harbor Intl?

Millions of users choose and trust Cheapflights to book the best flight deals from Chicago to Sky Harbor Intl for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Chicago to Sky Harbor Intl with no change fees?

Yes! Cheapflights helps users easily find flights from Chicago to Sky Harbor Intl with no change fees.

Can Cheapflights notify me if prices for flights from Chicago to Sky Harbor Intl become cheaper?

Yes, Cheapflights offers price alerts on Chicago to Sky Harbor Intl flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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