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Cheap flights from Chicago to Phoenix from $49

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 9/8. 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

Frontier Logo
1:53 pm - 3:40 pmMDW-PHX
3h 47mnonstop
Frontier Logo
4:35 pm - 9:58 pmPHX-MDW
3h 23mnonstop
$92Frontier
Find Deal
Thu, Sep 18 - Sun, Sep 21
Frontier Logo
1:53 pm - 3:40 pmMDW-PHX
3h 47mnonstop
Frontier Logo
4:35 pm - 9:58 pmPHX-MDW
3h 23mnonstop
$94Frontier
Find Deal
Thu, Sep 18 - Sun, Sep 21
Frontier Logo
2:54 pm - 4:54 pmORD-PHX
4h 00mnonstop
Frontier Logo
6:29 pm - 11:03 pmPHX-ORD
3h 34mnonstop
$94Frontier
Find Deal
Fri, Oct 31 - Sun, Nov 2
Frontier Logo
2:07 pm - 4:11 pmORD-PHX
4h 04mnonstop
Frontier Logo
5:06 pm - 10:40 pmPHX-ORD
3h 34mnonstop
$95Frontier
Find Deal
Thu, Sep 18 - Sun, Sep 21
Allegiant Air Logo
8:04 pm - 10:34 pmRFD-AZA
3h 30mnonstop
Allegiant Air Logo
3:09 pm - 7:14 pmAZA-RFD
3h 05mnonstop
$121Allegiant Air
Find Deal
Wed, Nov 5 - Wed, Nov 12
Allegiant Air Logo
7:46 pm - 9:15 pmRFD-AZA
3h 29mnonstop
Allegiant Air Logo
3:50 pm - 8:58 pmAZA-RFD
3h 08mnonstop
$130Allegiant Air
Find Deal
Mon, Sep 8 - Fri, Sep 12
Logo
2:07 pm - 4:11 pmORD-PHX
4h 04mnonstop
Logo
12:01 pm - 10:48 pmPHX-ORD
8h 47m1 stop
$150
Find Deal
Thu, Sep 18 - Sun, Sep 21
Logo
2:07 pm - 4:11 pmORD-PHX
4h 04mnonstop
Logo
12:01 pm - 10:48 pmPHX-ORD
8h 47m1 stop
$162
Find Deal
Thu, Sep 4 - Sun, Sep 7
Sun Country Air Logo
7:32 pm - 5:18 pmORD-AZA
22h 46m1 stop
Sun Country Air Logo
7:34 pm - 8:20 amAZA-ORD
11h 46m1 stop
$234Sun Country Air
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Thu, Nov 20 - Wed, Nov 26
Sun Country Air Logo
7:40 pm - 5:06 pmORD-AZA
22h 26m1 stop
Sun Country Air Logo
5:58 pm - 10:45 amAZA-ORD
15h 47m1 stop
$249Sun Country Air
Find Deal
Thu, Nov 13 - Sun, Nov 16

Frontier flights from Chicago to Phoenix

Our best Frontier deals on Chicago to Phoenix flight tickets
Frontier
Sep 18
MDW1:53 pmChicago Midway
3h 47m
PHX3:40 pmPhoenix Sky Harbor Intl
Sep 21
PHX4:35 pmPhoenix Sky Harbor Intl
3h 23m
MDW9:58 pmChicago Midway
$92
Find similar
Frontier
Sep 18
MDW1:53 pmChicago Midway
3h 47m
PHX3:40 pmPhoenix Sky Harbor Intl
Sep 21
PHX4:35 pmPhoenix Sky Harbor Intl
3h 23m
MDW9:58 pmChicago Midway
$94
Find similar
Frontier
Sep 18
ORD2:07 pmChicago O'Hare Intl
4h 04m
PHX4:11 pmPhoenix Sky Harbor Intl
Sep 21
PHX5:06 pmPhoenix Sky Harbor Intl
3h 34m
ORD10:40 pmChicago O'Hare Intl
$95
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Sun Country Air flights from Chicago to Phoenix

Our best Sun Country Air deals on Chicago to Phoenix flight tickets
Sun Country Air
Nov 20
ORD7:32 pmChicago O'Hare Intl
22h 46m
1 stop
AZA5:18 pmPhoenix-Mesa Gateway
Nov 26
AZA7:34 pmPhoenix-Mesa Gateway
11h 46m
1 stop
ORD8:20 amChicago O'Hare Intl
$234
Find similar
Sun Country Air
Nov 13
ORD7:40 pmChicago O'Hare Intl
22h 26m
1 stop
AZA5:06 pmPhoenix-Mesa Gateway
Nov 16
AZA5:58 pmPhoenix-Mesa Gateway
15h 47m
1 stop
ORD10:45 amChicago O'Hare Intl
$249
Find similar
Sun Country Air
Nov 21
ORD11:36 amChicago O'Hare Intl
6h 42m
1 stop
AZA5:18 pmPhoenix-Mesa Gateway
Nov 23
AZA5:34 pmPhoenix-Mesa Gateway
16h 05m
1 stop
ORD10:39 amChicago O'Hare Intl
$259
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Chicago to Phoenix 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 August 14, 2025.
Use the filters below to find and compare flights from Chicago to Phoenix that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChicagoPhoenix

MDW - PHX

MDWPHX

Chicago Midway

Thu 9/18

1:53 pm-3:40 pm

Nonstop3h 47m

Phoenix Sky Harbor Intl

Sun 9/21

4:35 pm-9:58 pm

Nonstop3h 23m

$92

ChicagoPhoenix

MDW - PHX

MDWPHX

Chicago Midway

Thu 9/18

1:53 pm-3:40 pm

Nonstop3h 47m

Phoenix Sky Harbor Intl

Sun 9/21

4:35 pm-9:58 pm

Nonstop3h 23m

$94

ChicagoPhoenix

ORD - PHX

ORDPHX

Chicago O'Hare Intl

Fri 10/31

2:54 pm-4:54 pm

Nonstop4h 00m

Phoenix Sky Harbor Intl

Sun 11/2

6:29 pm-11:03 pm

Nonstop3h 34m

$94

ChicagoPhoenix

ORD - PHX

ORDPHX

Chicago O'Hare Intl

Thu 9/18

2:07 pm-4:11 pm

Nonstop4h 04m

Phoenix Sky Harbor Intl

Sun 9/21

5:06 pm-10:40 pm

Nonstop3h 34m

$95

ChicagoPhoenix

RFD - AZA

RFDAZA

Chicago Greater Rockford

Wed 11/5

8:04 pm-10:34 pm

Nonstop3h 30m

Phoenix-Mesa Gateway

Wed 11/12

3:09 pm-7:14 pm

Nonstop3h 05m

$121

ChicagoPhoenix

RFD - AZA

RFDAZA

Chicago Greater Rockford

Mon 9/8

7:46 pm-9:15 pm

Nonstop3h 29m

Phoenix-Mesa Gateway

Fri 9/12

3:50 pm-8:58 pm

Nonstop3h 08m

$130

ChicagoPhoenix

ORD - PHX

ORDPHX

Chicago O'Hare Intl

Thu 9/18

2:07 pm-4:11 pm

Nonstop4h 04m

Phoenix Sky Harbor Intl

Sun 9/21

12:01 pm-10:48 pm

1 stop8h 47m

$150

ChicagoPhoenix

ORD - PHX

ORDPHX

Chicago O'Hare Intl

Thu 9/4

2:07 pm-4:11 pm

Nonstop4h 04m

Phoenix Sky Harbor Intl

Sun 9/7

12:01 pm-10:48 pm

1 stop8h 47m

$162

ChicagoPhoenix

ORD - AZA

ORDAZA

Chicago O'Hare Intl

Thu 11/20

7:32 pm-5:18 pm

1 stop22h 46m

Phoenix-Mesa Gateway

Wed 11/26

7:34 pm-8:20 am

1 stop11h 46m

$234

ChicagoPhoenix

ORD - AZA

ORDAZA

Chicago O'Hare Intl

Thu 11/13

7:40 pm-5:06 pm

1 stop22h 26m

Phoenix-Mesa Gateway

Sun 11/16

5:58 pm-10:45 am

1 stop15h 47m

$249

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

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?

What is the cheapest month to fly to Phoenix?

If you are unable to visit Phoenix during the month of September, then departing from Chicago during the month August is also very affordable. Most momondo users find prices during this month for around $236.

What is the cheapest day to depart on your flight to Phoenix?

On average, the least expensive day to fly to Phoenix 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. On the other hand, Sunday is the most expensive day to depart from Chicago because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $390.

What is the cheapest time of day to depart on your flight to Phoenix?

The cheapest time of day to fly to Phoenix is in the evening when flights can be purchased for as low as $277. In the morning is when there is more demand to fly to Phoenix, so prices are often more expensive at around $353 per ticket.

What is the cheapest Chicago to Phoenix flight route?

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

How far in advance should I book a flight to Phoenix?

You are more likely to see cheaper flights to Phoenix from Chicago when booking weeks ahead of your departure date. In general, you can expect to find flights to Phoenix for around $291 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Phoenix from Chicago for as low as $248 on momondo.

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

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

Cheap Chicago to Phoenix flight deals and tips

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

Best Price Found

$49

Fastest flight time

3h 29m

Direct flights

Tue, Thu, Sat and Sun

Airports in Phoenix

2 airports
The best one-way flight to Phoenix from Chicago in the past 72 hours is $49. The best round-trip flight deal from Chicago to Phoenix found on momondo in the last 72 hours is $92.
The fastest flight from Chicago to Phoenix takes 3h 29m
Direct flights go from Chicago to Phoenix on Tuesday, Thursday, Saturday and Sunday. The only airline offering direct flights is Allegiant Air.
There are 2 airports near Phoenix: Phoenix Sky Harbor Intl (PHX), Phoenix-Mesa Gateway (AZA)
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  • How far is Chicago to Phoenix by plane?

    There are 1450.8 mi between Chicago and Phoenix. In terms of flight time, this usually takes a little over 3h 29m.

  • When did momondo last update prices for flights from Chicago to Phoenix?

    Prices for flights from Chicago to Phoenix refresh daily.

  • How many operators does momondo search for flights from Chicago to Phoenix?

  • How old do you have to be to fly from Chicago to Phoenix?

    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.

  • What documentation or ID do you need to fly to Phoenix?

    The travel and health documents required for your trip to Phoenix 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. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Chicago to Phoenix

Compare and see reviews for airlines that fly from Chicago to Phoenix with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $69Free CancellationRating
5.8
3,219 reviews
Search Frontier flights
Spirit AirlinesPriceFrom $98Free CancellationRating
6.3
8,045 reviews
Search Spirit Airlines flights
Allegiant AirPriceFrom $138Free CancellationRating
7.2
701 reviews
Search Allegiant Air flights
Alaska AirlinesPriceFrom $154Free CancellationRating
8.0
10,000 reviews
Search Alaska Airlines flights
American AirlinesPriceFrom $179Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $182Free CancellationRating
7.4
8,916 reviews
Search United Airlines flights
SouthwestPriceFrom $205Free CancellationRating
8.0
4,244 reviews
Search Southwest flights
DeltaPriceFrom $216Free CancellationRating
8.0
7,980 reviews
Search Delta flights

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Chicago to Phoenix. momondo saves you time and could save you money on your trip.

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

Yes. momondo enables you to select and highlight flights to Phoenix from Chicago with this policy.

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

momondo helps you find the best flight between Chicago and Phoenix by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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.

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Find better results for your trip to the United States

Fly into one of these airports located in Phoenix

Airports listed have a maximum distance of 25.4 mi from Phoenix
Phoenix-Mesa Gateway Airport