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Cheap flights from Chicago to Phoenix from $88

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Chicago to Phoenix departing on 12/17. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap round-trip flights

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Frontier Logo
7:24 pm - 10:29 pmMDW-PHX
4h 05mnonstop
Frontier Logo
12:59 am - 9:58 pmPHX-MDW
19h 59m1 stop
$164Frontier
Find Deal
Sun, Dec 14 - Wed, Dec 17
Frontier Logo
10:05 pm - 12:59 amORD-PHX
3h 54mnonstop
Frontier Logo
3:43 pm - 12:12 amPHX-ORD
7h 29m1 stop
$164Frontier
Find Deal
Fri, Dec 12 - Thu, Dec 18
American Airlines Logo
5:00 am - 7:50 amORD-PHX
3h 50mnonstop
American Airlines Logo
12:58 am - 5:34 amPHX-ORD
3h 36mnonstop
$165American Airlines
Find Deal
Wed, Dec 17 - Sun, Jan 4
Southwest Logo
9:50 pm - 12:35 amMDW-PHX
3h 45mnonstop
Southwest Logo
6:35 pm - 10:50 pmPHX-MDW
3h 15mnonstop
$165Southwest
Find Deal
Mon, Jan 5 - Thu, Jan 8
Southwest Logo
10:05 am - 1:05 pmMDW-PHX
4h 00mnonstop
Southwest Logo
12:55 pm - 7:20 pmPHX-MDW
5h 25m1 stop
$171Southwest
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Wed, Dec 10 - Wed, Dec 17
United Airlines Logo
4:10 pm - 7:18 pmORD-PHX
4h 08mnonstop
United Airlines Logo
6:31 pm - 10:59 pmPHX-ORD
3h 28mnonstop
$177United Airlines
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Sat, Feb 14 - Sat, Feb 21
American Airlines Logo
5:00 am - 8:03 amORD-PHX
4h 03mnonstop
American Airlines Logo
12:59 am - 5:19 amPHX-ORD
3h 20mnonstop
$179American Airlines
Find Deal
Wed, Feb 25 - Mon, Mar 2
United Airlines Logo
9:25 am - 12:32 pmORD-PHX
4h 07mnonstop
United Airlines Logo
3:38 pm - 8:07 pmPHX-ORD
3h 29mnonstop
$182United Airlines
Find Deal
Sat, Dec 13 - Wed, Dec 17
Alaska Airlines Logo
8:55 am - 3:13 pmORD-PHX
7h 18m1 stop
Alaska Airlines Logo
6:02 am - 2:09 pmPHX-ORD
7h 07m1 stop
$185Alaska Airlines
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Wed, Dec 3 - Sun, Dec 7
Alaska Airlines Logo
9:00 am - 3:03 pmORD-PHX
7h 03m1 stop
Alaska Airlines Logo
3:45 pm - 11:37 pmPHX-ORD
6h 52m1 stop
$193Alaska Airlines
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Thu, Jan 8 - Wed, Jan 14

Frontier flights from Chicago to Phoenix Sky Harbor Intl Airport

Our best Frontier deals on Chicago to Phoenix Sky Harbor Intl Airport flight tickets
Frontier
Dec 14
MDW7:24 pmChicago Midway
4h 05m
PHX10:29 pmPhoenix Sky Harbor Intl
Dec 17
PHX12:59 amPhoenix Sky Harbor Intl
19h 59m
1 stop
MDW9:58 pmChicago Midway
$164
Find similar
Frontier
Jan 15
MDW9:07 pmChicago Midway
28h 37m
1 stop
PHX12:44 amPhoenix Sky Harbor Intl
Jan 19
PHX7:00 amPhoenix Sky Harbor Intl
3h 17m
MDW11:17 amChicago Midway
$166
Find similar
Frontier
Nov 26
MDW6:20 amChicago Midway
4h 05m
PHX9:25 amPhoenix Sky Harbor Intl
Nov 26
PHX10:55 pmPhoenix Sky Harbor Intl
16h 35m
1 stop
MDW4:30 pmChicago Midway
$167
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United Airlines flights from Chicago to Phoenix Sky Harbor Intl Airport

Our best United Airlines deals on Chicago to Phoenix Sky Harbor Intl Airport flight tickets
United Airlines
Feb 14
ORD4:10 pmChicago O'Hare Intl
4h 08m
PHX7:18 pmPhoenix Sky Harbor Intl
Feb 21
PHX6:31 pmPhoenix Sky Harbor Intl
3h 28m
ORD10:59 pmChicago O'Hare Intl
$177
Find similar
United Airlines
Dec 13
ORD9:25 amChicago O'Hare Intl
4h 07m
PHX12:32 pmPhoenix Sky Harbor Intl
Dec 17
PHX3:38 pmPhoenix Sky Harbor Intl
3h 29m
ORD8:07 pmChicago O'Hare Intl
$182
Find similar
United Airlines
Feb 18
ORD4:10 pmChicago O'Hare Intl
4h 08m
PHX7:18 pmPhoenix Sky Harbor Intl
Feb 23
PHX7:00 amPhoenix Sky Harbor Intl
3h 29m
ORD11:29 amChicago O'Hare Intl
$183
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Chicago to Phoenix Sky Harbor Intl Airport 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, momondo users made 832,500 searches. Data last updated November 6, 2025.
Use the filters below to find and compare flights from Chicago to Phoenix Sky Harbor Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChicagoPhoenix

MDW - PHX

MDWPHX

Chicago Midway

Sun 12/14

7:24 pm-10:29 pm

Nonstop4h 05m

Phoenix Sky Harbor Intl

Wed 12/17

12:59 am-9:58 pm

1 stop19h 59m

$164

ChicagoPhoenix

ORD - PHX

ORDPHX

Chicago O'Hare Intl

Fri 12/12

10:05 pm-12:59 am

Nonstop3h 54m

Phoenix Sky Harbor Intl

Thu 12/18

3:43 pm-12:12 am

1 stop7h 29m

$164

ChicagoPhoenix

ORD - PHX

ORDPHX

Chicago O'Hare Intl

Wed 12/17

5:00 am-7:50 am

Nonstop3h 50m

Phoenix Sky Harbor Intl

Sun 1/4

12:58 am-5:34 am

Nonstop3h 36m

$165

ChicagoPhoenix

MDW - PHX

MDWPHX

Chicago Midway

Mon 1/5

9:50 pm-12:35 am

Nonstop3h 45m

Phoenix Sky Harbor Intl

Thu 1/8

6:35 pm-10:50 pm

Nonstop3h 15m

$165

ChicagoPhoenix

MDW - PHX

MDWPHX

Chicago Midway

Wed 12/10

10:05 am-1:05 pm

Nonstop4h 00m

Phoenix Sky Harbor Intl

Wed 12/17

12:55 pm-7:20 pm

1 stop5h 25m

$171

ChicagoPhoenix

ORD - PHX

ORDPHX

Chicago O'Hare Intl

Sat 2/14

4:10 pm-7:18 pm

Nonstop4h 08m

Phoenix Sky Harbor Intl

Sat 2/21

6:31 pm-10:59 pm

Nonstop3h 28m

$177

ChicagoPhoenix

ORD - PHX

ORDPHX

Chicago O'Hare Intl

Wed 2/25

5:00 am-8:03 am

Nonstop4h 03m

Phoenix Sky Harbor Intl

Mon 3/2

12:59 am-5:19 am

Nonstop3h 20m

$179

ChicagoPhoenix

ORD - PHX

ORDPHX

Chicago O'Hare Intl

Sat 12/13

9:25 am-12:32 pm

Nonstop4h 07m

Phoenix Sky Harbor Intl

Wed 12/17

3:38 pm-8:07 pm

Nonstop3h 29m

$182

ChicagoPhoenix

ORD - PHX

ORDPHX

Chicago O'Hare Intl

Wed 12/3

8:55 am-3:13 pm

1 stop7h 18m

Phoenix Sky Harbor Intl

Sun 12/7

6:02 am-2:09 pm

1 stop7h 07m

$185

ChicagoPhoenix

ORD - PHX

ORDPHX

Chicago O'Hare Intl

Thu 1/8

9:00 am-3:03 pm

1 stop7h 03m

Phoenix Sky Harbor Intl

Wed 1/14

3:45 pm-11:37 pm

1 stop6h 52m

$193

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Phoenix from

How to get the cheapest flight ticket from Chicago to Phoenix Sky Harbor Intl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Chicago and Phoenix Sky Harbor Intl Airport?

What is the cheapest month to fly to Phoenix Sky Harbor Intl Airport?

In general, August is the cheapest month to fly from Chicago to Phoenix Sky Harbor Intl Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $229. If you are unable to visit Phoenix Sky Harbor Intl Airport during the month of August, then departing from Chicago during the month September is also very affordable. Most momondo users find prices during this month for around $229.

What is the cheapest day to depart on your flight to Phoenix Sky Harbor Intl Airport?

On average, the least expensive day to fly to Phoenix Sky Harbor Intl Airport from Chicago is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $304. However, this price may fluctuate depending on the airline, the season, and holidays. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $382. These prices are subject to change though, so be sure to set up a Price Alert for flights to Phoenix Sky Harbor Intl Airport.

What is the cheapest time of day to depart on your flight to Phoenix Sky Harbor Intl Airport?

At noon is the cheapest time of day to fly from Chicago to Phoenix Sky Harbor Intl Airport when you can find flight prices for as low as $282. Flying to Phoenix Sky Harbor Intl Airport at noon is an ideal time because this is during off-peak travel hours. Try not to purchase tickets in the morning because they tend to be around $355. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Chicago to Phoenix Sky Harbor Intl flight route?

Fly from Chicago Midway to Phoenix Sky Harbor Intl for the best Chicago - Phoenix Sky Harbor Intl flight prices

How far in advance should I book a flight to Phoenix Sky Harbor Intl Airport?

You are more likely to see cheaper flights to Phoenix Sky Harbor Intl Airport from Chicago when booking weeks ahead of your departure date. In general, you can expect to find flights to Phoenix Sky Harbor Intl Airport for around $290 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Phoenix Sky Harbor Intl Airport from Chicago for as low as $257 on momondo.

What cabin class options are available on Chicago to Phoenix Sky Harbor Intl flights?

There are 4 cabin classes available to choose from on Chicago to Phoenix Sky Harbor Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Chicago to Phoenix Sky Harbor Intl Airport flights?

No. A direct flight is the cheapest option for a flight between Chicago to Phoenix Sky Harbor Intl Airport.

How have Chicago to Phoenix Sky Harbor Intl Airport flight prices changed over time?

As of November 2025, prices for Chicago to Phoenix Sky Harbor Intl Airport flights are approximately 100% more expensive when compared to flights at the same time last year.

When to book flights from Chicago to Phoenix Sky Harbor Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Chicago to Phoenix Sky Harbor Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Chicago to Phoenix Sky Harbor Intl Airport (CHI to PHX) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chicago to Phoenix Sky Harbor Intl Airport

Best Price Found

$111

Fastest flight time

3h 45m

Direct flights

Every day
The best one-way flight to Phoenix Sky Harbor Intl Airport from Chicago in the past 72 hours is $111. The best round-trip flight deal from Chicago to Phoenix Sky Harbor Intl Airport found on momondo in the last 72 hours is $180.
The fastest flight from Chicago to Phoenix Sky Harbor Intl Airport takes 3h 45m
Direct flights go from Chicago to Phoenix Sky Harbor Intl Airport every day.
Search flight deals

  • How far is Chicago to Phoenix Sky Harbor Intl by plane?

    A flight from Chicago to Phoenix Sky Harbor Intl will travel around 1447.5 mi. 3h 45m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Chicago to Phoenix Sky Harbor Intl Airport?

    Prices for flights from Chicago to Phoenix Sky Harbor Intl Airport refresh daily.

  • How many operators does momondo search for flights from Chicago to Phoenix Sky Harbor Intl Airport?

  • How old do you have to be to fly from Chicago to Phoenix Sky Harbor Intl Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Chicago to Phoenix Sky Harbor Intl Airport.

  • What documentation or ID do you need to fly to Phoenix Sky Harbor Intl Airport?

    The travel and health documents required for your trip to Phoenix Sky Harbor Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Phoenix Sky Harbor Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from Chicago to Phoenix Sky Harbor Intl Airport?

  • What is the most popular airline from Chicago to Phoenix Sky Harbor Intl Airport?

Best airlines flying from Chicago to Phoenix Sky Harbor Intl Airport

Compare and see reviews for airlines that fly from Chicago to Phoenix Sky Harbor Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $92Free CancellationRating
5.8
3,116 reviews
Search Frontier flights
Spirit AirlinesPriceFrom $98Free CancellationRating
6.3
8,114 reviews
Search Spirit Airlines flights
Alaska AirlinesPriceFrom $154Free CancellationRating
8.0
11,241 reviews
Search Alaska Airlines flights
United AirlinesPriceFrom $183Free CancellationRating
7.4
9,003 reviews
Search United Airlines flights
American AirlinesPriceFrom $191Free CancellationRating
7.2
11,041 reviews
Search American Airlines flights
SouthwestPriceFrom $206Free CancellationRating
8.0
4,240 reviews
Search Southwest flights
DeltaPriceFrom $236Free CancellationRating
7.9
8,004 reviews
Search Delta flights

  • Southwest Flights From Chicago to Phoenix Sky Harbor Intl Airport

    Across 54 Southwest flights from Chicago to Phoenix Sky Harbor Intl Airport this week, the average price was $363, with the best Southwest deals starting from $206 round-trip. 4,240 users have rated Southwest on momondo, with an average score of 8.0/10.

  • United Airlines Flights From Chicago to Phoenix Sky Harbor Intl Airport

    Another popular option for Chicago to Phoenix Sky Harbor Intl Airport flights is United Airlines (7.4/10, 9,003 ratings). United Airlines flies from Chicago to Phoenix Sky Harbor Intl Airport around 33 times per week, with deals starting from $183 round-trip and rising to an average price of around $351.

Traveling to a place near Phoenix?

Book flights to Phoenix if you plan to visit one of these locations
Scottsdale
Mesa
Tempe
Glendale
Chandler
Gilbert
Peoria
Surprise
Casa Grande
Goodyear
Buckeye
Apache Junction
Payson
Wickenburg
Avondale
Paradise Valley
Camp Verde
Fountain Hills
Litchfield Park
Cave Creek

Why use momondo?

Why should I use momondo to find a flight deal from Chicago to Phoenix?

It is quick and easy to find Chicago to Phoenix flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Phoenix that suits you.

Can I find flights from Chicago to Phoenix with flexible booking policies on momondo?

All flight searches from Chicago to Phoenix on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Chicago to Phoenix?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Chicago to Phoenix.

I’m not ready to book a flight from Chicago to Phoenix right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Phoenix, momondo offers a useful price alert feature which will track prices for flights to Phoenix from Chicago and alert you when they change.

An easier way to manage your Phoenix Sky Harbor Intl Airport trip

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