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$78+ Cheap flights from O'Hare Intl (ORD) to Phoenix

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 12/3. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — PHX
Oct 10 — Oct 171
Fri 10/10
Fri 10/17
1 adult, Economy
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Cheapflights Tip: The best prices from Chicago O'Hare Intl to Phoenix are usually found in September or August, booked 22 days in advance, depart on a Wednesday or Friday and return on a Thursday

Cheap flight deals from O'Hare Intl to Phoenix

Discover tips and strategies to find the most affordable flight options for your journey from O'Hare Intl (ORD) to Phoenix (PH1). 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 September 10, 2025.

Round-trip from

$142
(Kiwi.com)

One-way from

$78
(Southwest)

Popular in

March

Cheapest in

September

Average price

$224
From Chicago O'Hare Intl to Phoenix
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One-way flight from Chicago O'Hare Intl to Phoenix
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Highest demand for flights based on searches. 6% potential increase in price ($19 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($7 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from O'Hare Intl to Phoenix

Cheapest flights from O'Hare Intl to Phoenix
Explore the most affordable flight options available from O'Hare Intl to Phoenix. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 10, 2025.

This Kiwi.com deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/2410:51 amORD - PHX
1 stop11h 28mFrontier
Fri 10/317:45 pmPHX - ORD
Nonstop3h 30mFrontier
Deal found 9/9$142
This Southwest deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/224:20 pmORD - PHX
1 stop7h 10mSouthwest
Sat 10/258:30 amPHX - ORD
Nonstop3h 30mSouthwest
Deal found 9/9$143
This Frontier deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/206:50 amORD - PHX
1 stop6h 02mFrontier
Thu 11/68:08 pmPHX - ORD
Nonstop3h 35mFrontier
Deal found 9/9$144
This Frontier deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/315:11 amORD - PHX
1 stop11h 52mFrontier
Mon 11/38:08 pmPHX - ORD
Nonstop3h 35mFrontier
Deal found 9/9$145
This Cheapflightsfares deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/131:36 pmORD - PHX
1 stop10h 27mFrontier
Sat 11/152:23 pmPHX - ORD
1 stop8h 06mFrontier
Deal found 9/7$146
This Cheapflightsfares deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/247:20 amORD - PHX
1 stop16h 33mFrontier
Mon 9/295:06 pmPHX - ORD
Nonstop3h 34mFrontier
Deal found 9/8$147
This Southwest deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/256:15 amORD - PHX
1 stop6h 00mSouthwest
Wed 10/299:00 amPHX - ORD
1 stop5h 45mSouthwest
Deal found 9/9$148
This United Airlines deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/17:39 pmORD - PHX
Nonstop4h 02mUnited Airlines
Tue 11/47:03 pmPHX - ORD
Nonstop3h 27mUnited Airlines
Deal found 9/9$149
This Booking.com deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/254:03 pmORD - PHX
1 stop23h 44mFrontier
Mon 9/296:18 pmPHX - ORD
1 stop25h 10mFrontier
Deal found 9/8$150
This Cheapflightsfares deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/133:30 pmORD - PHX
Nonstop4h 04mFrontier
Mon 11/178:14 pmPHX - ORD
Nonstop3h 35mFrontier
Deal found 9/8$151
This Cheapflightsfares deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/210:42 amORD - PHX
1 stop10h 43mFrontier
Sun 10/55:06 pmPHX - ORD
Nonstop3h 34mFrontier
Deal found 9/10$152
This Cheapflightsfares deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/117:05 amORD - PHX
1 stop6h 09mFrontier
Thu 10/163:30 pmPHX - ORD
Nonstop3h 40mFrontier
Deal found 9/10$153

Cheapflights Fare Finder

 
Customize your flight search to find flights from O'Hare Intl to Phoenix 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 2,558,603 searches. Data last updated September 10, 2025.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Phoenix that are best for you.

Fly from

O'Hare Intl

Fly to

Phoenix

Route

Depart

Return

Price

ChicagoPhoenix

ORD - PHX

ORDPHX

Chicago O'Hare Intl

Sat 11/8

7:39 pm-10:41 pm

Nonstop4h 02m

Phoenix Sky Harbor Intl

Tue 11/11

7:03 pm-11:30 pm

Nonstop3h 27m

$149

ChicagoPhoenix

ORD - PHX

ORDPHX

Chicago O'Hare Intl

Tue 10/28

2:50 pm-4:45 pm

Nonstop3h 55m

Phoenix Sky Harbor Intl

Thu 10/30

5:35 am-3:20 pm

1 stop7h 45m

$160

ChicagoPhoenix

ORD - PHX

ORDPHX

Chicago O'Hare Intl

Sat 11/1

11:25 am-1:15 pm

Nonstop3h 50m

Phoenix Sky Harbor Intl

Sat 11/15

5:40 am-1:00 pm

1 stop6h 20m

$181

ChicagoPhoenix

ORD - PHX

ORDPHX

Chicago O'Hare Intl

Wed 10/22

2:50 pm-4:45 pm

Nonstop3h 55m

Phoenix Sky Harbor Intl

Sat 10/25

8:30 am-2:00 pm

Nonstop3h 30m

$216

ChicagoPhoenix

ORD - PHX

ORDPHX

Chicago O'Hare Intl

Wed 10/8

6:15 am-1:15 pm

2 stops9h 00m

Phoenix Sky Harbor Intl

Sun 10/12

6:00 am-4:25 pm

1 stop8h 25m

$231

ChicagoPhoenix

ORD - PHX

ORDPHX

Chicago O'Hare Intl

Fri 10/24

3:50 pm-10:39 pm

1 stop8h 49m

Phoenix Sky Harbor Intl

Mon 10/27

3:15 pm-11:59 pm

1 stop6h 44m

$232

ChicagoPhoenix

ORD - PHX

ORDPHX

Chicago O'Hare Intl

Thu 12/4

2:15 pm-10:40 pm

2 stops9h 25m

Phoenix Sky Harbor Intl

Sat 12/6

9:05 am-1:30 pm

Nonstop3h 25m

$235

ChicagoPhoenix

ORD - PHX

ORDPHX

Chicago O'Hare Intl

Tue 10/21

2:10 pm-6:09 pm

1 stop5h 59m

Phoenix Sky Harbor Intl

Sat 10/25

12:40 am-8:30 am

1 stop5h 50m

$237

ChicagoPhoenix

ORD - PHX

ORDPHX

Chicago O'Hare Intl

Wed 12/3

3:05 pm-11:20 pm

1 stop9h 15m

Phoenix Sky Harbor Intl

Mon 12/8

4:16 pm-11:50 pm

1 stop6h 34m

$237

ChicagoPhoenix

ORD - PHX

ORDPHX

Chicago O'Hare Intl

Wed 11/26

7:40 pm-12:36 am

1 stop5h 56m

Phoenix Sky Harbor Intl

Wed 12/3

11:50 pm-8:45 am

1 stop7h 55m

$237

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/10

Showing 1-10 of 35 results
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Best time to book a flight from O'Hare Intl to Phoenix

Have a flexible travel schedule? Discover the best time to fly to Phoenix from O'Hare Intl with our price prediction graph.
Estimated round-trip 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

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

Use this chart to determine the optimal time to book a round-trip flight from O'Hare Intl to Phoenix. Price data was last updated on August 29, 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. 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?

Currently, January is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Phoenix (average of $258). Flying from Chicago O'Hare Intl Airport to Phoenix in March is currently the most expensive (average of $337). 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 Phoenix. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 10, 2025.

It’s typically best to fly out from Chicago O'Hare Intl Airport to Phoenix in the afternoon. Doing so could potentially save you 23% on the flight price compared to flying in the morning, which is usually more expensive.

What is the cheapest day to fly from Chicago O'Hare Intl Airport to Phoenix?

Use this chart to determine the cheapest time to fly round-trip from O'Hare Intl to Phoenix. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Chicago O'Hare Intl Airport to Phoenix flight should consider departing on Tuesday at noon when fares are most often at their lowest. Sunday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Chicago O'Hare Intl Airport to Phoenix

Explore weekly flight availability from O'Hare Intl to Phoenix. 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 September 10, 2025.

The most flights from ORD to PH1 are scheduled on a Monday (53 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (39 on average).

Reviews of airlines servicing Phoenix

Get insights into the airlines that provide service to Phoenix. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Phoenix. Reviews last updated September 10, 2025.
See what other customers who have flown with Southwest, United Airlines, and American Airlines from Chicago O'Hare Intl Airport to Phoenix have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,249 reviews

Boarding

8.1

Entertainment

7.5

Comfort

8.0

Food

7.0

Crew

8.6

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,249 reviews
Southwest
8.0
Very good
4,249 reviews

Boarding

8.1

Entertainment

7.5

Comfort

8.0

Food

7.0

Crew

8.6

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
United Airlines
7.4
Good
8,937 reviews
Southwest
8.0
Very good
4,249 reviews

Boarding

8.1

Entertainment

7.5

Comfort

8.0

Food

7.0

Crew

8.6

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,249 reviews

Boarding

8.1

Entertainment

7.5

Comfort

8.0

Food

7.0

Crew

8.6

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Spirit Airlines
6.3
Okay
8,024 reviews
Southwest
8.0
Very good
4,249 reviews

Boarding

8.1

Entertainment

7.5

Comfort

8.0

Food

7.0

Crew

8.6

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Frontier
5.8
Fair
3,181 reviews
Southwest
8.0
Very good
4,249 reviews

Boarding

8.1

Entertainment

7.5

Comfort

8.0

Food

7.0

Crew

8.6

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Related info for your journey

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

    United Airlines, Southwest, and Sun Country Air can get you from Chicago O'Hare Intl Airport to Phoenix in just under 3h 55m. Your travel time can differ by up to 23h 46m. Airlines will cover a distance of 1436 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from Chicago O'Hare Intl Airport to Phoenix round-trip?

    Frontier, at $69, was found to be the cheapest airline from Chicago O'Hare Intl Airport to Phoenix.Alternate airlines to your destination round-trip include Spirit Airlines and Alaska Airlines. Frontier is 76% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from Chicago O'Hare Intl Airport to Phoenix one-way?

    To fly one-way, consider booking your trip with Southwest, which is currently one of the cheapest options available, starting at $78. United Airlines flights start at $91 while deals on Sun Country Air start at $110 one-way.

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

    Consider United Airlines (84%), Air Canada (82%) or Brussels Airlines (80%) when booking your flight. These represent the most reliable airlines when flying from Chicago O'Hare Intl Airport to Phoenix.

  • What are the cheapest flights from Chicago O'Hare Intl Airport to Phoenix?

    Looking at all options, your cheapest flight can be booked for $61. While the most popular route (Chicago O'Hare Intl - Phoenix Sky Harbor Intl) can be booked for $130 on average, our data indicates $731 when flying from Chicago O'Hare Intl Airport to Phoenix.

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

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

  • How can I find direct flights from O'Hare Intl to Phoenix?

    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 Phoenix.

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

    Yes. Cheapflights offers flight deals from O'Hare Intl to Phoenix 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?

    Currently, January is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Phoenix (average of $258). Flying from Chicago O'Hare Intl Airport to Phoenix in March is currently the most expensive (average of $337). 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

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Top 7 airlines flying from O'Hare Intl to Phoenix

Discover the top 7 airlines that operate flights from O'Hare Intl to Phoenix. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 10, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$69Average$220FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$95Average$219FlexibilityNo cancel feeOn-time65%
Alaska AirlinesCheapest$154Average$212FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$186Average$324FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$187Average$367FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$206Average$367FlexibilityNo cancel feeOn-time63%
DeltaCheapest$236Average$322FlexibilityNo cancel feeOn-timeN/A

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