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Cheap flights from Chicago to Phoenix Sky Harbor Intl Airport from £96

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 28/5. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — PHX
15 Jun — 22 Jun1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Chicago to Phoenix Sky Harbor Intl are usually found in August or September, booked 60 days in advance, depart on a Tuesday or Monday and return on a Monday

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 16 May 2026.

Tue 2/621:37
ORD
-
PHX
1 stop14h 28m
Frontier
Tue 9/616:53
PHX
-
ORD
1 stop25h 50m
Frontier
Deal found 12/5£179
Sun 24/506:15
ORD
-
PHX
Nonstop3h 50m
Southwest
Fri 29/518:30
PHX
-
ORD
Nonstop3h 25m
Southwest
Deal found 12/5£191
Wed 27/519:15
ORD
-
PHX
Nonstop3h 55m
Southwest
Fri 29/505:00
PHX
-
ORD
1 stop5h 50m
Southwest
Deal found 13/5£199
Thu 28/508:00
ORD
-
PHX
Nonstop3h 55m
Southwest
Sat 30/516:55
PHX
-
ORD
Nonstop3h 25m
Southwest
Deal found 16/5£199
Thu 15/1007:20
ORD
-
PHX
1 stop8h 43m
Alaska Airlines
Wed 21/1014:45
PHX
-
ORD
1 stop7h 14m
Alaska Airlines
Deal found 12/5£200
Thu 28/513:35
ORD
-
PHX
2 stops10h 30m
Southwest
Fri 29/518:30
PHX
-
ORD
Nonstop3h 25m
Southwest
Deal found 15/5£202
Sun 24/506:24
ORD
-
PHX
1 stop8h 10m
Delta
Fri 29/513:23
PHX
-
ORD
1 stop6h 27m
Delta
Deal found 12/5£206
Tue 4/806:20
ORD
-
PHX
1 stop8h 03m
Alaska Airlines
Fri 7/815:13
PHX
-
ORD
1 stop6h 23m
Alaska Airlines
Deal found 12/5£207
Thu 28/519:20
ORD
-
PHX
Nonstop3h 55m
Southwest
Tue 2/606:20
PHX
-
ORD
1 stop5h 35m
Southwest
Deal found 12/5£208
Tue 2/613:30
ORD
-
PHX
Nonstop3h 45m
United Airlines
Wed 3/617:49
PHX
-
ORD
Nonstop3h 42m
United Airlines
Deal found 12/5£209
Wed 27/516:50
ORD
-
PHX
2 stops8h 10m
Southwest
Thu 28/523:55
PHX
-
ORD
1 stop7h 50m
Southwest
Deal found 15/5£210

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 16 May 2026.

Round-trip from

£179

One-way from

£96

Popular in

March

Cheapest in

August

Average price

£229
Frontier
  • Frontier
  • 2/6-9/6
  • 2 total stops
  • 40h 18m total
  • Chicago to Phoenix
Search Deals
Alaska Airlines
  • Alaska Airlines
  • 20/6
  • 1 total stop
  • 7h 24m total
  • Chicago to Phoenix
Search Deals
Highest demand for flights based on searches. 7% potential increase in price (£12 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (£3 potential savings vs. average return price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

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 16 May 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 1/8

06:20-12:23

1 stop8h 03m

Phoenix Sky Harbor Intl

Tue 4/8

13:05-23:36

1 stop8h 31m

£191
Fastest return journey

ChicagoPhoenix

ORD - PHX

ORDPHX

Chicago O'Hare Intl

Thu 28/5

19:20-21:15

Nonstop3h 55m

Phoenix Sky Harbor Intl

Fri 29/5

18:30-23:55

Nonstop3h 25m

£191

ChicagoPhoenix

ORD - PHX

ORDPHX

Chicago O'Hare Intl

Sat 5/9

16:20-18:13

Nonstop3h 53m

Phoenix Sky Harbor Intl

Tue 8/9

16:26-22:05

Nonstop3h 39m

£206

ChicagoPhoenix

ORD - PHX

ORDPHX

Chicago O'Hare Intl

Sat 20/6

06:30-10:46

1 stop6h 16m

Phoenix Sky Harbor Intl

Sat 20/6

22:57-08:05

1 stop7h 08m

£221

ChicagoPhoenix

ORD - PHX

ORDPHX

Chicago O'Hare Intl

Sat 20/6

05:00-09:00

1 stop6h 00m

Phoenix Sky Harbor Intl

Fri 26/6

17:49-23:31

Nonstop3h 42m

£229

ChicagoPhoenix

ORD - PHX

ORDPHX

Chicago O'Hare Intl

Mon 15/6

21:43-23:37

Nonstop3h 54m

Phoenix Sky Harbor Intl

Wed 17/6

16:21-00:44

1 stop6h 23m

£229

ChicagoPhoenix

ORD - PHX

ORDPHX

Chicago O'Hare Intl

Fri 12/6

18:10-22:59

1 stop6h 49m

Phoenix Sky Harbor Intl

Tue 16/6

17:49-23:31

Nonstop3h 42m

£229

ChicagoPhoenix

ORD - PHX

ORDPHX

Chicago O'Hare Intl

Thu 13/8

21:00-22:52

Nonstop3h 52m

Phoenix Sky Harbor Intl

Mon 17/8

16:18-00:59

1 stop6h 41m

£231

ChicagoPhoenix

ORD - PHX

ORDPHX

Chicago O'Hare Intl

Fri 23/10

19:49-09:26

1 stop15h 37m

Phoenix Sky Harbor Intl

Sun 25/10

08:00-23:59

1 stop13h 59m

£237

ChicagoPhoenix

ORD - PHX

ORDPHX

Chicago O'Hare Intl

Fri 11/9

20:05-21:58

Nonstop3h 53m

Phoenix Sky Harbor Intl

Sun 13/9

07:07-12:44

Nonstop3h 37m

£237

Flights are sorted by cheapest return flights first.

Deals found on 13/5

Showing 1-10 of 23 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

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.

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

Currently, October is the cheapest month in which you can book a flight from Chicago to Phoenix Sky Harbor Intl Airport (average of £174). Flying from Chicago to Phoenix Sky Harbor Intl Airport in November is currently the most expensive (average of £286). 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 16 May 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 16 May 2026.

The most flights from CHI to PHX are scheduled on a Friday (64 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (15 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 19% of weekly flights between Chicago and Phoenix have experienced delays in the past year, with the average delay time being 144 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 15% of flights being delayed.

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 4h 01m. Fly via Alaska Airlines or United Airlines 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: Brussels Airlines (87%), United Airlines (86%), Austrian Airlines (84%).

  • 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, October is the cheapest month in which you can book a flight from Chicago to Phoenix Sky Harbor Intl Airport (average of £174). Flying from Chicago to Phoenix Sky Harbor Intl Airport in November is currently the most expensive (average of £286). 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
Chandler

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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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