$64+ Cheap flights from Sky Harbor Intl (PHX) to Illinois
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 7/13. Fares are subject to change and may not be available on all flights or dates of travel.
Find cheap flights from Sky Harbor Intl to Illinois 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 Sky Harbor Intl to Illinois
Keep the following information in mind while searching for Sky Harbor Intl to Illinois flight deals. Data was last updated June 12, 2025.
Round-trip from | $195 (Trip.com) |
|---|---|
One-way from | $64 (Priceline) |
Popular in | December |
Cheapest in | September |
Average price | $274 |
Good round-trip deal | $242 or less |
Good one-way deal | $139 or less |
Find flight deals from Sky Harbor Intl to Illinois
Cheapest flights from Sky Harbor Intl to IllinoisExplore the most affordable flight options available from Sky Harbor Intl to Illinois. 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 Sky Harbor Intl to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.
This Trip.com 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 Trip.com 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 6/10. 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 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 6/12. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Kiwi.com deal was found by Cheapflights users on 6/9. 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.
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 Alaska 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 Alaska Airlines 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 Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Expedia 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This CheapOair 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Delta 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 Delta 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 Sky Harbor Intl to Illinois 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 Phoenix Sky Harbor Intl Airport to Illinois that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
PhoenixChicago
PHX - ORD
PHXORD
Phoenix Sky Harbor Intl
Sun 8/31
7:25 am-1:08 pm
Nonstop3h 43m
Chicago O'Hare Intl
Wed 9/3
7:20 am-11:01 am
1 stop5h 41m
PhoenixChicago
PHX - ORD
PHXORD
Phoenix Sky Harbor Intl
Wed 8/6
12:37 pm-6:17 pm
Nonstop3h 40m
Chicago O'Hare Intl
Sat 8/9
8:25 pm-10:11 pm
Nonstop3h 46m
PhoenixChicago
PHX - ORD
PHXORD
Phoenix Sky Harbor Intl
Thu 9/4
12:12 pm-11:43 pm
1 stop9h 31m
Chicago O'Hare Intl
Sat 9/13
3:21 pm-11:17 am
1 stop21h 56m
PhoenixChicago
PHX - ORD
PHXORD
Phoenix Sky Harbor Intl
Thu 8/28
12:00 pm-8:50 pm
1 stop6h 50m
Chicago O'Hare Intl
Sun 9/28
7:00 pm-11:16 pm
1 stop6h 16m
PhoenixChicago
PHX - MDW
PHXMDW
Phoenix Sky Harbor Intl
Thu 7/10
2:11 pm-7:41 pm
Nonstop3h 30m
Chicago Midway
Thu 7/17
8:38 pm-10:20 pm
Nonstop3h 42m
PhoenixChicago
PHX - ORD
PHXORD
Phoenix Sky Harbor Intl
Wed 8/13
12:35 pm-6:16 pm
Nonstop3h 41m
Chicago O'Hare Intl
Mon 8/18
9:15 am-11:09 am
Nonstop3h 54m
PhoenixChicago
PHX - MDW
PHXMDW
Phoenix Sky Harbor Intl
Wed 8/13
5:40 pm-11:00 pm
Nonstop3h 20m
Chicago Midway
Mon 8/18
5:35 am-7:10 am
Nonstop3h 35m
PhoenixChicago
PHX - ORD
PHXORD
Phoenix Sky Harbor Intl
Wed 8/6
7:05 am-11:59 pm
1 stop14h 54m
Chicago O'Hare Intl
Tue 8/12
7:00 am-1:16 pm
1 stop8h 16m
PhoenixSt. Louis
PHX - STL
PHXSTL
Phoenix Sky Harbor Intl
Thu 7/24
11:49 pm-9:52 am
1 stop8h 03m
Lambert-St Louis
Mon 7/28
10:47 am-10:34 pm
1 stop13h 47m
PhoenixChicago
PHX - MDW
PHXMDW
Phoenix Sky Harbor Intl
Thu 8/21
3:57 pm-3:02 pm
1 stop21h 05m
Chicago Midway
Mon 8/25
9:32 am-3:35 pm
1 stop8h 03m
Best time to book a flight from Sky Harbor Intl to Illinois
Have a flexible travel schedule? Discover the best time to fly to Illinois from Sky Harbor Intl with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight from Phoenix Sky Harbor Intl Airport to Illinois
What is the cheapest month to book a flight from Phoenix Sky Harbor Intl Airport to Illinois?
Currently, August is the cheapest month in which you can book a flight from Phoenix Sky Harbor Intl Airport to Illinois (average of $245). Flying from Phoenix Sky Harbor Intl Airport to Illinois 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 IL?
Find hourly flight availability from Sky Harbor Intl to Illinois. 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 Phoenix Sky Harbor Intl Airport to Illinois, 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 Phoenix Sky Harbor Intl Airport to Illinois
Explore weekly flight availability from Sky Harbor Intl to Illinois. 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 PHX to USIL are scheduled on a Wednesday (52 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (42 on average).
Rainfall in Illinois by month
Plan your trip to Illinois by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in Illinois 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 Illinois when rainfall is around 1.7 in.
Temperature in Illinois by month
Plan your trip to Illinois by taking into account the average temperature totals by month.
If weather is an important factor for your trip to Illinois, 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 Illinois
Get insights into the airlines that provide service to Illinois. 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 Illinois. Reviews last updated June 12, 2025.
To help decide which airline to fly from Phoenix to Illinois, see what other customers have to say about Alaska Airlines, Southwest and Delta. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
Food
Boarding
Comfort
Entertainment
Crew
Reviews
James,Apr 2025
LAX - SFO
Overall
Food
Boarding
Comfort
Entertainment
Crew
Reviews
James,Apr 2025
LAX - SFO
Overall
Food
Boarding
Comfort
Entertainment
Crew
Reviews
James,Apr 2025
LAX - SFO
Overall
Food
Boarding
Comfort
Entertainment
Crew
Reviews
James,Apr 2025
LAX - SFO
Overall
Food
Boarding
Comfort
Entertainment
Crew
Reviews
James,Apr 2025
LAX - SFO
Overall
Food
Boarding
Comfort
Entertainment
Crew
Reviews
James,Apr 2025
LAX - SFO
Related info for your journey
Find useful and relevant information for your journey from Sky Harbor Intl to Illinois. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Sky Harbor Intl to Illinois
See prices for flight routes from nearby airports that may be better suited for you.
Top 6 airlines flying from Sky Harbor Intl to Illinois
Discover the top 6 airlines that operate flights from Sky Harbor Intl to Illinois. 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$65 | Average$199 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$79 | Average$214 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$165 | Average$378 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$167 | Average$474 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$197 | Average$367 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$216 | Average$294 | FlexibilityNo cancel fee | On-timeN/A |