Cheap flights from Illinois (IL) to Phoenix (PHX)

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How to find the cheapest flight from
Illinois to Phoenix (PHX)

All the information you need to plan the best null to PHX flight in 2021: compare Illinois to Phoenix flight prices with the expected peak season, weather and rainfall in Phoenix.
What is the cheapest month to fly from Illinois to Phoenix?

August can be a great time to fly to Phoenix from Illinois with a flight ticket averaging about $206. Cheapflights users have found deals in the month of August for as cheap as $76. The most expensive prices can be found in the month of December.

When is the cheapest time to fly from Illinois to Phoenix (IL - PH1)?

When flying from Illinois to Phoenix, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Cheap flights from Illinois to Phoenix in October, November 2021

The best prices found for Illinois to PHX flights for October, November
15 Nov - 18 Nov
$53pp
ORD
Chicago O'Hare Intl
Spirit Airlines
Non-Stop
PHX
Phoenix Sky Harbor Intl
PHX
Phoenix Sky Harbor Intl
Spirit Airlines
Non-Stop
ORD
Chicago O'Hare Intl
15 Nov - 18 Nov
$55pp
ORD
Chicago O'Hare Intl
Spirit Airlines
Non-Stop
PHX
Phoenix Sky Harbor Intl
PHX
Phoenix Sky Harbor Intl
Spirit Airlines
Non-Stop
ORD
Chicago O'Hare Intl
3 Nov - 4 Nov
$56pp
ORD
Chicago O'Hare Intl
Frontier
Non-Stop
PHX
Phoenix Sky Harbor Intl
PHX
Phoenix Sky Harbor Intl
Frontier
Non-Stop
ORD
Chicago O'Hare Intl

Illinois to Phoenix 2021 flight deals

Cheap flights to Phoenix from Illinois found for this year
15 Nov - 18 Nov
$53pp
ORD
Chicago O'Hare Intl
Spirit Airlines
Non-Stop
PHX
Phoenix Sky Harbor Intl
PHX
Phoenix Sky Harbor Intl
Spirit Airlines
Non-Stop
ORD
Chicago O'Hare Intl
15 Nov - 18 Nov
$55pp
ORD
Chicago O'Hare Intl
Spirit Airlines
Non-Stop
PHX
Phoenix Sky Harbor Intl
PHX
Phoenix Sky Harbor Intl
Spirit Airlines
Non-Stop
ORD
Chicago O'Hare Intl
3 Nov - 4 Nov
$56pp
ORD
Chicago O'Hare Intl
Frontier
Non-Stop
PHX
Phoenix Sky Harbor Intl
PHX
Phoenix Sky Harbor Intl
Frontier
Non-Stop
ORD
Chicago O'Hare Intl

Non-stop flights to Phoenix from Illinois

Save time with Illinois to Phoenix direct flight deals
15 Nov - 18 Nov
$53pp
ORD
Chicago O'Hare Intl
Spirit Airlines
Non-Stop
PHX
Phoenix Sky Harbor Intl
PHX
Phoenix Sky Harbor Intl
Spirit Airlines
Non-Stop
ORD
Chicago O'Hare Intl
15 Nov - 18 Nov
$55pp
ORD
Chicago O'Hare Intl
Spirit Airlines
Non-Stop
PHX
Phoenix Sky Harbor Intl
PHX
Phoenix Sky Harbor Intl
Spirit Airlines
Non-Stop
ORD
Chicago O'Hare Intl
14 Nov - 18 Nov
$56pp
ORD
Chicago O'Hare Intl
Spirit Airlines
Non-Stop
PHX
Phoenix Sky Harbor Intl
PHX
Phoenix Sky Harbor Intl
Spirit Airlines
Non-Stop
ORD
Chicago O'Hare Intl

Last minute flights from Illinois to Phoenix

Late deals on round-trip flights to Phoenix from Illinois, departing today and this week
28 Oct - 2 Nov
$65pp
ORD
Chicago O'Hare Intl
Spirit Airlines
Non-Stop
PHX
Phoenix Sky Harbor Intl
PHX
Phoenix Sky Harbor Intl
Spirit Airlines
Non-Stop
ORD
Chicago O'Hare Intl
29 Oct - 2 Nov
$68pp
ORD
Chicago O'Hare Intl
Spirit Airlines
Non-Stop
PHX
Phoenix Sky Harbor Intl
PHX
Phoenix Sky Harbor Intl
Spirit Airlines
Non-Stop
ORD
Chicago O'Hare Intl
29 Oct - 2 Nov
$71pp
ORD
Chicago O'Hare Intl
Spirit Airlines
Non-Stop
PHX
Phoenix Sky Harbor Intl
PHX
Phoenix Sky Harbor Intl
Spirit Airlines
Non-Stop
ORD
Chicago O'Hare Intl

One-way flights to Phoenix from Illinois

The cheapest one-way flights from Illinois to Phoenix
7:07 am - 9:36 am
Allegiant Air
Nonstop
3h 29m
RFD - AZA
Allegiant Air
$46
mytrip.com
2:35 am - 5:26 am
United Airlines
Nonstop
3h 51m
ORD - PHX
United Airlines
$49
United
5:39 am - 1:26 pm
Frontier
1 Stop
9h 47m
STL - PHX
Frontier
$55
JustFly

Related info for your journey

Useful info, stats and facts about <span class="emphasized">Illinois</span> to <span class="emphasized">Phoenix</span> flights.

Flight FAQs

From Illinois to Phoenix

Which airlines flying from Illinois to Phoenix have flexible cancellations due to COVID-19?

Some of our airline partners flying from Illinois to Phoenix have new flexible policies in place due to COVID-19. American Airlines, Frontier, and United Airlines are some of the carriers where you may find flexible cancellation policies. You can use our site to filter for airlines like American Airlines with this kind of flexibility.

Can I find flights from Illinois to Phoenix for under $100 on Cheapflights?

Yes, there are multiple flights from Illinois to Phoenix for under $100. The cheapest flight booked recently is on Spirit Airlines for just $53, but on average you can expect to pay $63.

Are there nonstop flights from Illinois to Phoenix for under $100 on Cheapflights?

Cheapflights has at least 20 direct flights from Illinois to Phoenix under $100. A good price for a nonstop flight from Illinois to Phoenix is less than $63.

Are there last-minute flights available from Illinois to Phoenix for under $100?

There are currently 20+ open flights from Illinois to Phoenix within the next 7 days for less than $100.

What days are nonstop flights available from Illinois to Phoenix?

Nonstop flights can be found on the following days: Friday, Saturday.

How many flights depart from Illinois to Phoenix on average per day?

Per day, 4 flights depart from Illinois to Phoenix on average.
Morning (6am - Noon) - 50% of flight departures
Evening (6pm - Midnight) - 50% of flight departures

How long is the flight from Illinois to Phoenix?

Airlines like Spirit Airlines and Frontier fly from Illinois to Phoenix in about 3h 55m. The time it takes to get you to your destination is usually consistent. Airlines will cover a distance of 1445 mi. Most flights are nonstop.

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

$25 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on Spirit Airlines and Allegiant Air, with prices starting from $26 and $46, respectively.

What are the most popular airlines that fly from Illinois to Phoenix?

Major Airline, American Airlines and Alaska Airlines are the most popular airlines when flying from Illinois to Phoenix.

What are the cheapest flights from Illinois to Phoenix?

Looking for the cheapest flight from Illinois to Phoenix? While on average our users pay $530, our data indicates the cheapest price to be $66. The most popular route (Chicago O'Hare Intl - Phoenix Sky Harbor Intl), is priced around $53.

What are the most popular routes from Illinois to Phoenix?

When deciding which route to take from Illinois to Phoenix consider Chicago O'Hare Intl - Phoenix Sky Harbor Intl, Chicago Midway - Phoenix Sky Harbor Intl or Chicago O'Hare Intl - Phoenix-Mesa Gateway as they are the most popular.

What are the most reliable airlines from Illinois to Phoenix?

The top 3 most reliable airlines when flying from Illinois to Phoenix are Air Canada (91%), United Airlines (91%) and LOT (84%).

COVID Restrictions

View COVID Travel Restrictions for Phoenix, AZ

Do I need a COVID test to fly to Phoenix from Illinois?

Information is based on travel restrictions for travel to Phoenix within the United States

Most visitors from Illinois need to provide a negative COVID-19 test result and/or quarantine to enter Phoenix.

COVID-19 testing requirements
Visitors from Illinois must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to Phoenix.

Quarantine requirements
Visitors from Illinois are not required to quarantine after entering Phoenix.

Do I need a test to fly back to Illinois from Phoenix?

Returning to Illinois from Phoenix

COVID-19 testing requirements
Visitors from Phoenix must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to Illinois.

Quarantine requirements
Visitors from Phoenix are not required to quarantine after entering Illinois.

Hide COVID Travel Restrictions for Phoenix, AZ

Departure points for flights from Illinois to Phoenix

Select to see more specific information for flights to Phoenix from all departure points in Illinois.

Destination information for Phoenix

Things to know before you go - useful duration and weather info for your trip from Illinois to Phoenix.
Flight duration from Illinois to Phoenix
3h 34m
Average temperature for October in Phoenix
91.4 °F
Avg rainfall for October in Phoenix
0.6 ″

Airports servicing

Bloomington (BMI)
Champaign (CMI)
Decatur (DEC)
Moline (MLI)
Marion (MWA)

Airports servicing Phoenix

Phoenix-Mesa Gateway (AZA)

Top 8 airlines flying from Illinois to Phoenix

The chart below displays the airlines Cheapflights users traveling from Illinois to Phoenix choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
Airline Cheapest Average Flexibility On-time COVID-19 safety
United Airlines
$56 $397 No cancel fee 69%
Frontier
$56 $229 No cancel fee 62%
Spirit Airlines
$61 $228 No cancel fee 65%
American Airlines
$92 $380 No cancel fee 71%
Sun Country Air
$101 $169 No cancel fee 83%
Delta
$107 $389 No cancel fee N/A
Allegiant Air
$119 $299 No cancel fee 88%
Southwest
$251 $551 No cancel fee 63%
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