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O'Hare Intl

$99+ Cheap flights from Phoenix to O'Hare Intl (ORD)

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 9/3. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — ORD
Aug 3 — Aug 101
Sun 8/3
Sun 8/10
1 adult, Economy
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Cheapflights Tip: The best prices from Phoenix to Chicago O'Hare Intl are usually found in September or January, booked 88 days in advance, depart on a Thursday or Friday and return on a Wednesday

Cheap flight deals from Phoenix to O'Hare Intl

Discover tips and strategies to find the most affordable flight options for your journey from Phoenix (PH1) to O'Hare Intl (ORD). 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 July 29, 2025.

Round-trip from

$181
(CheapOair)

One-way from

$99
(United Airlines)

Popular in

December

Cheapest in

September

Average price

$299
From Phoenix to Chicago O'Hare Intl
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One-way flight from Phoenix to Chicago O'Hare Intl
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Highest demand for flights based on searches. 7% potential increase in price ($23 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 July 2025
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Find flight deals from Phoenix to O'Hare Intl

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

This CheapOair deal was found by Cheapflights users on 7/28. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2312:14 pmPHX - ORD
1 stop9h 31mMultiple Airlines
Sun 10/262:54 pmORD - PHX
Nonstop4h 00mMultiple Airlines
Deal found 7/28$181
This FlightHub deal was found by Cheapflights users on 7/28. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/3012:31 pmPHX - ORD
1 stop20h 06mFrontier
Mon 9/17:35 amORD - PHX
Nonstop3h 50mFrontier
Deal found 7/28$182
This American Airlines deal was found by Cheapflights users on 7/29. 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.
Sat 8/236:40 amPHX - ORD
Nonstop3h 42mAmerican Airlines
Sat 8/302:30 pmORD - PHX
Nonstop3h 39mAmerican Airlines
Deal found 7/29$188
This Southwest deal was found by Cheapflights users on 7/27. 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 8/272:15 pmPHX - ORD
1 stop7h 25mSouthwest
Sat 8/304:20 pmORD - PHX
Nonstop3h 55mSouthwest
Deal found 7/27$198
This United Airlines deal was found by Cheapflights users on 7/26. 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.
Thu 8/2112:40 pmPHX - ORD
Nonstop3h 37mUnited Airlines
Tue 8/267:50 pmORD - PHX
Nonstop3h 57mUnited Airlines
Deal found 7/26$207
This Alaska Airlines deal was found by Cheapflights users on 7/29. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/34:30 pmPHX - ORD
1 stop20h 20mAlaska Airlines
Sun 10/58:20 amORD - PHX
1 stop8h 57mAlaska Airlines
Deal found 7/29$228

Cheapflights Fare Finder

 
Customize your flight search to find flights from Phoenix to O'Hare 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 2,558,603 searches. Data last updated July 29, 2025.
Use the filters below to find and compare flights from Phoenix to Chicago O'Hare Intl Airport that are best for you.

Fly from

Phoenix

Fly to

O'Hare Intl

Route

Depart

Return

Price

PhoenixChicago

PHX - ORD

PHXORD

Phoenix Sky Harbor Intl

Thu 10/23

12:14 pm-11:45 pm

1 stop9h 31m

Chicago O'Hare Intl

Sun 10/26

2:54 pm-4:54 pm

Nonstop4h 00m

$181

PhoenixChicago

PHX - ORD

PHXORD

Phoenix Sky Harbor Intl

Sat 8/30

12:31 pm-10:37 am

1 stop20h 06m

Chicago O'Hare Intl

Mon 9/1

7:35 am-9:25 am

Nonstop3h 50m

$182

PhoenixChicago

PHX - ORD

PHXORD

Phoenix Sky Harbor Intl

Sat 8/23

6:40 am-12:22 pm

Nonstop3h 42m

Chicago O'Hare Intl

Sat 8/30

2:30 pm-4:09 pm

Nonstop3h 39m

$188

PhoenixChicago

PHX - ORD

PHXORD

Phoenix Sky Harbor Intl

Wed 8/27

2:15 pm-11:40 pm

1 stop7h 25m

Chicago O'Hare Intl

Sat 8/30

4:20 pm-6:15 pm

Nonstop3h 55m

$198

PhoenixChicago

PHX - ORD

PHXORD

Phoenix Sky Harbor Intl

Thu 8/21

12:40 pm-6:17 pm

Nonstop3h 37m

Chicago O'Hare Intl

Tue 8/26

7:50 pm-9:47 pm

Nonstop3h 57m

$207

PhoenixChicago

PHX - ORD

PHXORD

Phoenix Sky Harbor Intl

Fri 10/3

4:30 pm-2:50 pm

1 stop20h 20m

Chicago O'Hare Intl

Sun 10/5

8:20 am-3:17 pm

1 stop8h 57m

$228

PhoenixChicago

PHX - ORD

PHXORD

Phoenix Sky Harbor Intl

Wed 9/3

7:04 am-12:43 pm

Nonstop3h 39m

$99

PhoenixChicago

PHX - ORD

PHXORD

Phoenix Sky Harbor Intl

Fri 8/15

5:11 pm-10:55 pm

Nonstop3h 44m

$101

PhoenixChicago

PHX - ORD

PHXORD

Phoenix Sky Harbor Intl

Sun 8/31

12:24 am-6:01 am

Nonstop3h 37m

$107

PhoenixChicago

PHX - ORD

PHXORD

Phoenix Sky Harbor Intl

Fri 10/17

12:14 pm-11:45 pm

1 stop9h 31m

$108

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/28

Showing 1-10 of 15 results
1
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Best time to book a flight from Phoenix to O'Hare Intl

Have a flexible travel schedule? Discover the best time to fly to O'Hare Intl 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.

Cheapflights Insights

Everything you need to know about your flight from Phoenix to Chicago O'Hare Intl Airport

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

Use this chart to determine the optimal time to book a round-trip flight from Phoenix to O'Hare Intl. Price data was last updated on July 25, 2025.

To ensure you get the cheapest price possible for a flight from Phoenix to Chicago O'Hare Intl Airport, you should look to book at least 88 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, August is the cheapest month in which you can book a flight from Phoenix to Chicago O'Hare Intl Airport (average of $245). Flying from Phoenix to Chicago O'Hare Intl Airport 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 ORD?

Find hourly flight availability from Phoenix to O'Hare Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 29, 2025.

It’s optimal to fly from Phoenix to Chicago O'Hare Intl Airport in the afternoon. By choosing this option you can save up to 58% on the cost of your flight, compared to a flight at noon.

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

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

Travelers seeking maximum savings on their Phoenix to Chicago O'Hare Intl Airport flight should consider departing on Friday afternoons when fares are most often at their lowest. Saturday 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 O'Hare Intl Airport

Explore weekly flight availability from Phoenix to O'Hare 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 July 29, 2025.

The most flights from PH1 to ORD are scheduled on a Monday (54 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (32 on average).

How much does it cost to fly round-trip from Phoenix to Chicago O'Hare Intl Airport?

Reviews of airlines servicing O'Hare Intl

Get insights into the airlines that provide service to O'Hare Intl. 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 O'Hare Intl. Reviews last updated July 29, 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, Southwest, and Delta from Phoenix to Chicago O'Hare Intl Airport to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Boarding

8.1

Entertainment

7.1

Comfort

7.8

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Boarding

8.1

Entertainment

7.1

Comfort

7.8

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Southwest
8.0
Very good
4,238 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Boarding

8.1

Entertainment

7.1

Comfort

7.8

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Delta
8.0
Very good
7,977 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Boarding

8.1

Entertainment

7.1

Comfort

7.8

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
United Airlines
7.4
Good
8,899 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Boarding

8.1

Entertainment

7.1

Comfort

7.8

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Boarding

8.1

Entertainment

7.1

Comfort

7.8

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.

Related info for your journey

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

    According to our current data, Frontier ($182), American Airlines ($188), and Southwest ($198) offers the cheapest pricing from Phoenix to Chicago O'Hare Intl Airport. Frontier is 34% cheaper than the average price of flights available within the next 90 days to this destination.

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

    One-way options have recently been found by users for as low as $99 on United Airlines. Other airlines that offer cheap prices include Frontier from $101 and American Airlines from $107 one-way.

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

    No one likes to see their flight delayed. When booking a flight from Phoenix to Chicago O'Hare Intl Airport consider choosing Cathay Pacific (90%), SWISS (88%) or Brussels Airlines (87%) as they are the most reliable in getting you off to your destination on time.

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

    Looking at all options, your cheapest flight can be booked for $99. While the most popular route (Phoenix Sky Harbor Intl - Chicago O'Hare Intl) can be booked for $157 on average our data indicates $1,405 when flying from Phoenix to Chicago O'Hare Intl Airport.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Phoenix to Chicago O'Hare Intl Airport (average of $245). Flying from Phoenix to Chicago O'Hare Intl Airport 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 Chicago O'Hare Intl Airport?

Book flights to Chicago O'Hare Intl Airport if you plan to visit one of these locations
Schaumburg
Rosemont
Beloit
Hoffman Estates
Skokie
Naperville
Des Plaines
Elgin
Arlington Heights
Elk Grove Village
Racine
Rockford
Tinley Park
Orland Park
Merrillville
Downers Grove
Evanston
Lake Geneva
Gurnee
Joliet

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Top 6 airlines flying from Phoenix to O'Hare Intl

Discover the top 6 airlines that operate flights from Phoenix to O'Hare Intl. 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 July 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$79Average$200FlexibilityNo cancel feeOn-time65%
FrontierCheapest$87Average$201FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$173Average$307FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$181Average$333FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$210Average$364FlexibilityNo cancel feeOn-time63%
DeltaCheapest$240Average$293FlexibilityNo cancel feeOn-timeN/A

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