$64+ Cheap flights from Illinois to Sky Harbor Intl (PHX)
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 9/8. Fares are subject to change and may not be available on all flights or dates of travel.
Find cheap flights from Illinois to Sky Harbor Intl with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Illinois to Sky Harbor Intl
Keep the following information in mind while searching for Illinois to Sky Harbor Intl flight deals. Data was last updated June 12, 2025.
Round-trip from | $205 (FlightHub) |
|---|---|
One-way from | $64 (Booking.com) |
Popular in | March |
Cheapest in | September |
Average price | $277 |
Good round-trip deal | $237 or less |
Good one-way deal | $122 or less |
Find flight deals from Illinois to Sky Harbor Intl
Cheapest flights from Illinois to Sky Harbor IntlExplore the most affordable flight options available from Illinois to Sky Harbor Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.
Explore the most affordable flight options available from Illinois to Sky Harbor Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.
This FlightHub deal was found by Cheapflights users on 6/11. 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.
This Cheapflightsfares deal was found by Cheapflights users on 6/11. 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.
This Cheapflightsfares deal was found by Cheapflights users on 6/11. 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.
This Southwest deal was found by Cheapflights users on 6/12. 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.
This American Airlines deal was found by Cheapflights users on 6/11. 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.
This FlightHub deal was found by Cheapflights users on 6/11. 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.
This United Airlines deal was found by Cheapflights users on 6/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This FlightHub deal was found by Cheapflights users on 6/10. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This FlightHub deal was found by Cheapflights users on 6/11. 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.
This Alaska Airlines deal was found by Cheapflights users on 6/12. 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.
This Southwest deal was found by Cheapflights users on 6/12. 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.
This Sun Country Air deal was found by Cheapflights users on 6/12. 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 Sun Country Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Cheapflights Fare Finder
Customize your flight search to find flights from Illinois 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 2,558,603 searches. Data last updated June 12, 2025.
Use the filters below to find and compare flights from Illinois to Phoenix Sky Harbor Intl Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
ChicagoPhoenix
ORD - PHX
ORDPHX
Chicago O'Hare Intl
Thu 9/11
7:00 pm-11:16 pm
1 stop6h 16m
Phoenix Sky Harbor Intl
Sun 9/14
5:51 pm-11:25 pm
Nonstop3h 34m
ChicagoPhoenix
MDW - PHX
MDWPHX
Chicago Midway
Thu 8/21
11:00 am-12:40 pm
Nonstop3h 40m
Phoenix Sky Harbor Intl
Sun 8/24
7:16 pm-12:45 am
Nonstop3h 29m
ChicagoPhoenix
ORD - PHX
ORDPHX
Chicago O'Hare Intl
Thu 8/21
12:52 pm-2:42 pm
Nonstop3h 50m
Phoenix Sky Harbor Intl
Sun 8/24
7:25 am-1:08 pm
Nonstop3h 43m
ChicagoPhoenix
MDW - PHX
MDWPHX
Chicago Midway
Sat 8/23
5:20 am-7:00 am
Nonstop3h 40m
Phoenix Sky Harbor Intl
Wed 9/3
5:40 pm-11:00 pm
Nonstop3h 20m
ChicagoPhoenix
ORD - PHX
ORDPHX
Chicago O'Hare Intl
Wed 10/8
10:11 pm-11:59 pm
Nonstop3h 48m
Phoenix Sky Harbor Intl
Wed 10/15
8:20 am-2:03 pm
Nonstop3h 43m
ChicagoPhoenix
ORD - PHX
ORDPHX
Chicago O'Hare Intl
Thu 7/17
11:21 am-4:02 pm
1 stop6h 41m
Phoenix Sky Harbor Intl
Sun 7/20
8:16 pm-5:10 pm
1 stop18h 54m
ChicagoPhoenix
ORD - PHX
ORDPHX
Chicago O'Hare Intl
Sat 8/2
8:05 pm-9:55 pm
Nonstop3h 50m
Phoenix Sky Harbor Intl
Wed 8/13
11:09 pm-4:42 am
Nonstop3h 33m
St. LouisPhoenix
STL - PHX
STLPHX
Lambert-St Louis
Sat 7/12
7:29 pm-8:27 am
1 stop14h 58m
Phoenix Sky Harbor Intl
Wed 7/16
11:34 pm-9:52 am
1 stop8h 18m
St. LouisPhoenix
STL - PHX
STLPHX
Lambert-St Louis
Sun 6/29
6:36 pm-8:21 pm
1 stop27h 45m
Phoenix Sky Harbor Intl
Thu 7/3
9:46 pm-5:04 pm
1 stop17h 18m
ChicagoPhoenix
ORD - PHX
ORDPHX
Chicago O'Hare Intl
Wed 10/8
3:50 pm-10:39 pm
1 stop8h 49m
Phoenix Sky Harbor Intl
Mon 10/13
4:17 pm-2:50 pm
1 stop20h 33m
Best time to book a flight from Illinois to Sky Harbor Intl
Have a flexible travel schedule? Discover the best time to fly to Sky Harbor Intl from Illinois with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight from Illinois to Phoenix Sky Harbor Intl Airport
What is the cheapest month to book a flight from Illinois to Phoenix Sky Harbor Intl Airport?
Currently, January is the cheapest month in which you can book a flight from Illinois to Phoenix Sky Harbor Intl Airport (average of $258). Flying from Illinois to Phoenix Sky Harbor Intl Airport 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 IL to PHX?
Find hourly flight availability from Illinois 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 June 12, 2025.
When flying from Illinois to Phoenix Sky Harbor Intl Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
Weekly flight availability from Illinois to Phoenix Sky Harbor Intl Airport
Explore weekly flight availability from Illinois 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 June 12, 2025.
The most flights from USIL to PHX are scheduled on a Wednesday (51 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (37 on average).
Rainfall in Sky Harbor Intl by month
Plan your trip to Sky Harbor Intl by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in Phoenix Sky Harbor Intl Airport ranges from 0.0 - 1.1 inches per month. July is typically the wettest month, when rainfall can reach 1.1 in. June is typically the driest time to visit Phoenix Sky Harbor Intl Airport when rainfall is around 0.0 in.
Temperature in Sky Harbor Intl by month
Plan your trip to Sky Harbor Intl by taking into account the average temperature totals by month.
If weather is an important factor for your trip to Phoenix Sky Harbor Intl Airport, 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 95.0 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 55.4 F).
Reviews of airlines servicing Sky Harbor Intl
Get insights into the airlines that provide service to Sky Harbor 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 Sky Harbor Intl. Reviews last updated June 12, 2025.
See what other customers who have flown with Alaska Airlines, Southwest and Delta from Illinois to Phoenix have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
Overall
Boarding
Comfort
Food
Entertainment
Reviews
James,Apr 2025
LAX - SFO
Crew
Overall
Boarding
Comfort
Food
Entertainment
Reviews
James,Apr 2025
LAX - SFO
Crew
Overall
Boarding
Comfort
Food
Entertainment
Reviews
James,Apr 2025
LAX - SFO
Crew
Overall
Boarding
Comfort
Food
Entertainment
Reviews
James,Apr 2025
LAX - SFO
Crew
Overall
Boarding
Comfort
Food
Entertainment
Reviews
James,Apr 2025
LAX - SFO
Crew
Overall
Boarding
Comfort
Food
Entertainment
Reviews
James,Apr 2025
LAX - SFO
Related info for your journey
Find useful and relevant information for your journey from Illinois 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.
Traveling to a place near Illinois?
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Alternative routes for Illinois to Sky Harbor Intl
See prices for flight routes from nearby airports that may be better suited for you.
Top 7 airlines flying from Illinois to Sky Harbor Intl
Discover the top 7 airlines that operate flights from Illinois to Sky Harbor 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 June 12, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$68 | Average$186 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$98 | Average$218 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$126 | Average$303 | FlexibilityNo cancel fee | On-time88% | |
| Cheapest$171 | Average$470 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$176 | Average$378 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$216 | Average$369 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$217 | Average$376 | FlexibilityNo cancel fee | On-time63% |