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$78+ Cheap flights from Phoenix to Chicago (CHI)

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 2/28. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — CHI
Feb 25 — Mar 41
Tue 2/25
Tue 3/4
1 adult, Economy
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The best prices from Phoenix to Chicago are usually found in April or September, booked 62 days in advance, depart on a Friday or Thursday and return on a Saturday

Cheap flight deals from Phoenix to Chicago

Discover tips and strategies to find the most affordable flight options for your journey from Phoenix (PH1) to Chicago (CHI). 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 February 20, 2025.

Round-trip from

$120
(Cheapflightsfares)

One-way from

$78
(Cheapflightsfares)

Popular in

December

Cheapest in

April

Average price

$219
From Phoenix to Chicago (CHI)
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One-way flight from Phoenix to Chicago (CHI)
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Highest demand for flights based on searches. 14% potential increase in price ($37 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($8 potential savings vs. average RT price).
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Average for round-trip flights in February 2025
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Find flight deals from Phoenix to Chicago

Cheapest flights from Phoenix to Chicago
Explore the most affordable flight options available from Phoenix to Chicago. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 20, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 2/19. 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.
Fri 4/44:39 pmPHX - MDW
Nonstop3h 21mFrontier
Tue 4/87:25 amMDW - PHX
Nonstop3h 56mFrontier
Deal found 2/19$120
This Mytrip deal was found by Cheapflights users on 2/19. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/187:02 pmPHX - ORD
2 stops19h 25mSpirit Airlines
Tue 3/259:57 pmORD - PHX
1 stop26h 05mSpirit Airlines
Deal found 2/19$121
This Frontier deal was found by Cheapflights users on 2/19. 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.
Tue 4/17:39 pmPHX - ORD
Nonstop3h 24mFrontier
Tue 4/84:26 pmORD - PHX
Nonstop4h 08mFrontier
Deal found 2/19$123
This Kiwi.com deal was found by Cheapflights users on 2/20. 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.
Wed 3/265:15 amPHX - ORD
1 stop5h 38mMultiple Airlines
Wed 4/28:00 amORD - PHX
Nonstop4h 07mMultiple Airlines
Deal found 2/20$125
This Booking.com deal was found by Cheapflights users on 2/19. 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.
Wed 3/196:40 amAZA - RFD
Nonstop3h 01mAllegiant Air
Wed 3/2612:31 pmRFD - AZA
Nonstop3h 43mAllegiant Air
Deal found 2/19$161
This American Airlines deal was found by Cheapflights users on 2/19. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/1811:45 pmPHX - ORD
Nonstop3h 23mAmerican Airlines
Tue 3/254:56 pmORD - PHX
Nonstop3h 57mAmerican Airlines
Deal found 2/19$237
This Southwest deal was found by Cheapflights users on 2/19. 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.
Tue 3/257:10 pmPHX - MDW
Nonstop3h 15mSouthwest
Wed 4/24:25 pmMDW - PHX
Nonstop3h 55mSouthwest
Deal found 2/19$237
This Delta deal was found by Cheapflights users on 2/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/2611:00 pmPHX - MDW
1 stop7h 45mDelta
Wed 4/21:16 pmMDW - PHX
1 stop9h 05mDelta
Deal found 2/20$257
This Delta deal was found by Cheapflights users on 2/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/1210:35 pmPHX - ORD
1 stop8h 02mDelta
Tue 3/187:15 pmORD - PHX
1 stop6h 38mDelta
Deal found 2/19$277
This Mytrip deal was found by Cheapflights users on 2/19. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/101:00 pmPHX - RFD
2 stops29h 02mMultiple Airlines
Mon 6/163:03 pmRFD - PHX
2 stops25h 05mMultiple Airlines
Deal found 2/19$412

Find flights from Phoenix to Chicago within your budget

Customize your flight search to find flights from Phoenix to Chicago 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 February 20, 2025.

Fly from

Phoenix

Fly to

Chicago

Route

Depart

Return

Price

PhoenixChicago

PHX - MDW

PHXMDW

Phoenix Sky Harbor Intl

Fri 4/4

4:39 pm-10:00 pm

Nonstop3h 21m

Chicago Midway

Tue 4/8

7:25 am-9:21 am

Nonstop3h 56m

$120

PhoenixChicago

PHX - ORD

PHXORD

Phoenix Sky Harbor Intl

Tue 3/18

7:02 pm-4:27 pm

2 stops19h 25m

Chicago O'Hare Intl

Tue 3/25

9:57 pm-10:02 pm

1 stop26h 05m

$121

PhoenixChicago

PHX - ORD

PHXORD

Phoenix Sky Harbor Intl

Tue 4/1

7:39 pm-1:03 am

Nonstop3h 24m

Chicago O'Hare Intl

Tue 4/8

4:26 pm-6:34 pm

Nonstop4h 08m

$123

PhoenixChicago

PHX - ORD

PHXORD

Phoenix Sky Harbor Intl

Wed 3/26

5:15 am-12:53 pm

1 stop5h 38m

Chicago O'Hare Intl

Wed 4/2

8:00 am-10:07 am

Nonstop4h 07m

$125

PhoenixChicago

AZA - RFD

AZARFD

Phoenix-Mesa Gateway

Wed 3/19

6:40 am-11:41 am

Nonstop3h 01m

Chicago Greater Rockford

Wed 3/26

12:31 pm-2:14 pm

Nonstop3h 43m

$161

PhoenixChicago

PHX - ORD

PHXORD

Phoenix Sky Harbor Intl

Tue 3/18

11:45 pm-5:08 am

Nonstop3h 23m

Chicago O'Hare Intl

Tue 3/25

4:56 pm-6:53 pm

Nonstop3h 57m

$237

PhoenixChicago

PHX - MDW

PHXMDW

Phoenix Sky Harbor Intl

Tue 3/25

7:10 pm-12:25 am

Nonstop3h 15m

Chicago Midway

Wed 4/2

4:25 pm-6:20 pm

Nonstop3h 55m

$237

PhoenixChicago

PHX - MDW

PHXMDW

Phoenix Sky Harbor Intl

Wed 3/26

11:00 pm-8:45 am

1 stop7h 45m

Chicago Midway

Wed 4/2

1:16 pm-8:21 pm

1 stop9h 05m

$257

PhoenixChicago

PHX - ORD

PHXORD

Phoenix Sky Harbor Intl

Tue 3/4

6:00 am-3:43 pm

1 stop8h 43m

Chicago O'Hare Intl

Tue 3/25

7:10 pm-11:37 pm

1 stop6h 27m

$267

PhoenixChicago

PHX - RFD

PHXRFD

Phoenix Sky Harbor Intl

Tue 6/10

1:00 pm-8:02 pm

2 stops29h 02m

Chicago Greater Rockford

Mon 6/16

3:03 pm-2:08 pm

2 stops25h 05m

$412

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/20

Showing 1-10 of 27 results
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2
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Best time to book a flight from Phoenix to Chicago

Have a flexible travel schedule? Discover the best time to fly to Chicago from Phoenix 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.

Travel insights for flights from Phoenix to Chicago

Get recent, data-driven insights about flights from Phoenix to Chicago including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from Phoenix to Chicago?

Use this chart to determine the optimal time to book a round-trip flight from Phoenix to Chicago. Price data was last updated on February 14, 2025.

Booking 62 days in advance of your planned departure date is, on average, the best time to get cheap flights from Phoenix to Chicago. 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 Phoenix to Chicago?

Currently, August is the cheapest month in which you can book a flight from Phoenix to Chicago (average of $245). Flying from Phoenix to Chicago in March is currently the most expensive (average of $321). 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 PHX to CHI?

Find hourly flight availability from Phoenix to Chicago. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 20, 2025.

One of the essential ways to save on airfare from Phoenix to Chicago is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the afternoon could potentially save you up to 54% on airfare.

What is the cheapest day to fly from Phoenix to Chicago?

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

Travelers seeking maximum savings on their Phoenix to Chicago flight should consider departing on Thursday afternoons when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Phoenix to Chicago

Explore weekly flight availability from Phoenix to Chicago. 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 February 20, 2025.

The most flights from PH1 to CHI are scheduled on a Thursday (54 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (29 on average).

Rainfall in Chicago by month

Plan your trip to Chicago by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Chicago ranges from 1.7 - 4.9 inches per month. August is typically the wettest month, when rainfall can reach 4.9 in. January is typically the driest time to visit Chicago when rainfall is around 1.7 in.

Temperature in Chicago by month

Plan your trip to Chicago by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Chicago, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

Reviews of airlines servicing Chicago

Get insights into the airlines that provide service to Chicago. 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 Chicago. Reviews last updated February 20, 2025.
Peruse reviews from past customers who have flown with Southwest, Alaska Airlines and Delta from Phoenix to Chicago to help guide your decision. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,413 reviews

Boarding

8.2

Comfort

8.1

Overall

8.1

Entertainment

7.6

Food

7.1

Crew

8.7

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Southwest
8.1
Very good
4,413 reviews
Southwest
8.1
Very good
4,413 reviews

Boarding

8.2

Comfort

8.1

Overall

8.1

Entertainment

7.6

Food

7.1

Crew

8.7

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Alaska Airlines
8.0
Very good
9,691 reviews
Southwest
8.1
Very good
4,413 reviews

Boarding

8.2

Comfort

8.1

Overall

8.1

Entertainment

7.6

Food

7.1

Crew

8.7

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Delta
8.0
Very good
8,227 reviews
Southwest
8.1
Very good
4,413 reviews

Boarding

8.2

Comfort

8.1

Overall

8.1

Entertainment

7.6

Food

7.1

Crew

8.7

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Hawaiian Airlines
7.9
Good
2,317 reviews
Southwest
8.1
Very good
4,413 reviews

Boarding

8.2

Comfort

8.1

Overall

8.1

Entertainment

7.6

Food

7.1

Crew

8.7

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

United Airlines
7.4
Good
8,768 reviews
Southwest
8.1
Very good
4,413 reviews

Boarding

8.2

Comfort

8.1

Overall

8.1

Entertainment

7.6

Food

7.1

Crew

8.7

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Related info for your journey

Find useful and relevant information for your journey from Phoenix to Chicago. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines flying from Phoenix to Chicago round-trip?

    Currently priced at $120, Frontier will fly you from Phoenix to Chicago and back. In addition to Frontier, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Spirit Airlines and Allegiant Air - these airlines can fly you to your destination from $121 and $161, respectively. Frontier is currently priced 45% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Phoenix to Chicago one-way?

    One-way options have recently been found by users for as low as $78 on Frontier. Other airlines that offer cheap prices include Spirit Airlines from $79 and Allegiant Air from $89 one-way.

  • What are the most popular routes from Phoenix to Chicago?

    The most popular route from Phoenix to Chicago is Phoenix Sky Harbor Intl - Chicago O'Hare Intl. You may also consider Phoenix Sky Harbor Intl - Chicago Midway or Phoenix-Mesa Gateway - Chicago Greater Rockford.

  • What are the most reliable airlines from Phoenix to Chicago?

    Consider Japan Airlines (97%), Emirates (97%) or Brussels Airlines (97%) when booking your flight. These represent the most reliable airlines when flying from Phoenix to Chicago.

  • What are the cheapest flights from Phoenix to Chicago?

    The cheapest flight price from Phoenix to Chicago is $70. On average you can expect to pay $1,082. The most popular route, (Phoenix Sky Harbor Intl - Chicago O'Hare Intl), can usually be booked for $92.

  • Can I find deals for flights from Phoenix to Chicago that include hotel bookings?

    Yes. In addition to deals on Phoenix to Chicago flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Phoenix to Chicago?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Phoenix to Chicago.

  • Can I find deals for business class flights from Phoenix to Chicago?

    Yes. Cheapflights offers flight deals from Phoenix to Chicago 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 Phoenix to Chicago?

    Currently, August is the cheapest month in which you can book a flight from Phoenix to Chicago (average of $245). Flying from Phoenix to Chicago in March is currently the most expensive (average of $321). 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

Traveling to a place near Phoenix?

Book flights to Phoenix if you plan to visit one of these locations
Merrillville
New Buffalo
Hammond
Benton Harbor
Porter
Lansing
Valparaiso
Chesterton

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Alternative routes for Phoenix to Chicago

See prices for flight routes from nearby airports that may be better suited for you.
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Top 7 airlines flying from Phoenix to Chicago

Discover the top 7 airlines that operate flights from Phoenix to Chicago. 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 February 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$60Average$166FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$65Average$194FlexibilityNo cancel feeOn-time65%
American AirlinesCheapest$163Average$304FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$163Average$316FlexibilityNo cancel feeOn-time69%
Allegiant AirCheapest$170Average$266FlexibilityNo cancel feeOn-time88%
SouthwestCheapest$185Average$380FlexibilityNo cancel feeOn-time63%
DeltaCheapest$216Average$332FlexibilityNo cancel feeOn-timeN/A
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