What is the cheapest airline that flies from Chicago to Phoenix?

Allegiant Air, Southwest, and United Airlines are the most popular carriers operating from Chicago to Phoenix

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

The number of flights available between Chicago and Phoenix is 35 per day as of November 2025. The most frequent departure time is 5:00PM, with 41% of daily flights leaving in the afternoon.

Which airline has the best punctuality record on Chicago to Phoenix flights?

According to our data, Spirit Airlines have had the least number of delays on this route over the last 12 months; with no flights being classified as delayed.

What day of the week experiences the fewest flight delays on this route?

Tuesday is statistically the day of the week which experiences the fewest number of delays on this flight route. Thursday has historically seen more delays on average compared to the rest of the week.

What airlines fly to Phoenix?

American Airlines, Frontier and United Airlines are the top three most popular airlines that fly to Phoenix from Chicago according to our data. American Airlines is the first choice among our users, with 35% of people opting to fly with this airline when traveling to Phoenix. Keep in mind that there are 8 different airlines that fly to Phoenix on a routine basis, so you have a few additional options to choose from.

How often are flights from Chicago to Phoenix delayed?

Historically, on average around 15% of flights between Chicago and Phoenix have experienced a delay on any given week. The average delay length over the past 12 months has been 138 minutes.

How many flights depart from Chicago to Phoenix on average per week?

As of November 2025, there are 248 flights per week flying from Chicago to Phoenix. The most common day of the week flights depart is Mon, with 26% of flights taking off on this day.

What is the most punctual flight time for Chicago to Phoenix flights?

Generally, flights departing in the morning tend to experience fewer delays. Flights in the evening have, in the past, seen delays more frequently in comparison.

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?

As of November 2025, there are 9 operators available to choose from 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.

$67 Cheap Flights from Chicago to Phoenix in 2025/26

Q: What is the typical price of a round-trip flight between Chicago and Phoenix?

Prices are currently low for flights on this route. Typical prices usually range from $213 to $427. The lowest price recently found on this route was $145.

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Cheap round-trip flights

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6:15 am - 9:19 amMDW-PHX

4h 04mnonstop

10:29 am - 2:52 pmPHX-MDW

3h 23mnonstop

$145Frontier

Find Deal

Fri, Dec 12 - Mon, Dec 15

5:32 pm - 10:50 pmORD-PHX

30h 18m2 stops

8:15 am - 12:47 pmPHX-ORD

3h 32mnonstop

$145Multiple Airlines

Find Deal

Tue, Feb 10 - Sat, Feb 14

6:15 am - 9:19 amMDW-PHX

4h 04mnonstop

6:42 pm - 8:45 pmPHX-MDW

25h 03m1 stop

$146Frontier

Find Deal

Mon, Dec 8 - Sat, Dec 13

9:00 am - 12:14 pmORD-PHX

4h 14mnonstop

8:00 am - 5:10 pmPHX-ORD

8h 10m1 stop

$146Multiple Airlines

Find Deal

Thu, Jan 22 - Fri, Jan 30

6:15 am - 9:19 amMDW-PHX

4h 04mnonstop

10:29 am - 2:52 pmPHX-MDW

3h 23mnonstop

$147Frontier

Find Deal

Fri, Dec 12 - Mon, Dec 15

10:05 pm - 12:59 amORD-PHX

3h 54mnonstop

3:34 pm - 8:17 pmPHX-ORD

3h 43mnonstop

$147Frontier

Find Deal

Fri, Dec 12 - Mon, Dec 15

6:16 pm - 9:00 pmRFD-AZA

3h 44mnonstop

9:10 am - 1:15 pmAZA-RFD

3h 05mnonstop

$148Allegiant Air

Find Deal

Fri, Jan 30 - Wed, Feb 4

2:05 pm - 4:49 pmRFD-AZA

3h 44mnonstop

1:21 pm - 5:26 pmAZA-RFD

3h 05mnonstop

$150Allegiant Air

Find Deal

Wed, Jan 28 - Fri, Jan 30

7:05 pm - 9:30 amORD-AZA

16h 25m1 stop

5:10 pm - 10:51 amAZA-ORD

15h 41m1 stop

$294Sun Country Air

Find Deal

Fri, Apr 10 - Sun, Apr 12

9:39 am - 6:36 pmORD-AZA

9h 57m1 stop

7:28 pm - 9:14 amAZA-ORD

12h 46m1 stop

$320Sun Country Air

Find Deal

Fri, Dec 19 - Thu, Dec 25

Southwest flights from Chicago to Phoenix

Our best Southwest deals on Chicago to Phoenix flight tickets

Southwest

Feb 14

MDW8:45 pmChicago Midway

3h 55m

PHX11:40 pmPhoenix Sky Harbor Intl

Feb 18

PHX5:00 amPhoenix Sky Harbor Intl

3h 15m

MDW9:15 amChicago Midway

$177

Find similar

Southwest

Feb 14

MDW7:15 pmChicago Midway

4h 00m

PHX10:15 pmPhoenix Sky Harbor Intl

Feb 18

PHX3:15 pmPhoenix Sky Harbor Intl

5h 35m

1 stop

MDW9:50 pmChicago Midway

$187

Find similar

Southwest

Jan 10

MDW7:00 amChicago Midway

4h 10m

PHX10:10 amPhoenix Sky Harbor Intl

Jan 17

PHX2:50 pmPhoenix Sky Harbor Intl

3h 15m

MDW7:05 pmChicago Midway

$188

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Frontier flights from Chicago to Phoenix

Our best Frontier deals on Chicago to Phoenix flight tickets

Frontier

Dec 12

MDW6:15 amChicago Midway

4h 04m

PHX9:19 amPhoenix Sky Harbor Intl

Dec 15

PHX10:29 amPhoenix Sky Harbor Intl

3h 23m

MDW2:52 pmChicago Midway

$145

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Frontier

Dec 8

MDW6:15 amChicago Midway

4h 04m

PHX9:19 amPhoenix Sky Harbor Intl

Dec 13

PHX7:00 amPhoenix Sky Harbor Intl

27h 08m

1 stop

MDW11:08 amChicago Midway

$146

Find similar

Frontier

Dec 12

MDW6:15 amChicago Midway

4h 04m

PHX9:19 amPhoenix Sky Harbor Intl

Dec 15

PHX10:29 amPhoenix Sky Harbor Intl

3h 23m

MDW2:52 pmChicago Midway

$147

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Fly from

Fly to

Route

Depart

Return

Price

ChicagoPhoenix

MDW - PHX

MDWPHX

Chicago Midway

Fri 12/12

6:15 am-9:19 am

Nonstop4h 04m

Phoenix Sky Harbor Intl

Mon 12/15

10:29 am-2:52 pm

Nonstop3h 23m

$145

ChicagoPhoenix

ORD - PHX

ORDPHX

Chicago O'Hare Intl

Tue 2/10

5:32 pm-10:50 pm

2 stops30h 18m

Phoenix Sky Harbor Intl

Sat 2/14

8:15 am-12:47 pm

Nonstop3h 32m

$145

ChicagoPhoenix

MDW - PHX

MDWPHX

Chicago Midway

Mon 12/8

6:15 am-9:19 am

Nonstop4h 04m

Phoenix Sky Harbor Intl

Sat 12/13

6:42 pm-8:45 pm

1 stop25h 03m

$146

ChicagoPhoenix

ORD - PHX

ORDPHX

Chicago O'Hare Intl

Thu 1/22

9:00 am-12:14 pm

Nonstop4h 14m

Phoenix Sky Harbor Intl

Fri 1/30

8:00 am-5:10 pm

1 stop8h 10m

$146

ChicagoPhoenix

MDW - PHX

MDWPHX

Chicago Midway

Fri 12/12

6:15 am-9:19 am

Nonstop4h 04m

Phoenix Sky Harbor Intl

Mon 12/15

10:29 am-2:52 pm

Nonstop3h 23m

$147

ChicagoPhoenix

ORD - PHX

ORDPHX

Chicago O'Hare Intl

Fri 12/12

10:05 pm-12:59 am

Nonstop3h 54m

Phoenix Sky Harbor Intl

Mon 12/15

3:34 pm-8:17 pm

Nonstop3h 43m

$147

ChicagoPhoenix

RFD - AZA

RFDAZA

Chicago Greater Rockford

Fri 1/30

6:16 pm-9:00 pm

Nonstop3h 44m

Phoenix-Mesa Gateway

Wed 2/4

9:10 am-1:15 pm

Nonstop3h 05m

$148

ChicagoPhoenix

RFD - AZA

RFDAZA

Chicago Greater Rockford

Wed 1/28

2:05 pm-4:49 pm

Nonstop3h 44m

Phoenix-Mesa Gateway

Fri 1/30

1:21 pm-5:26 pm

Nonstop3h 05m

$150

ChicagoPhoenix

ORD - AZA

ORDAZA

Chicago O'Hare Intl

Fri 4/10

7:05 pm-9:30 am

1 stop16h 25m

Phoenix-Mesa Gateway

Sun 4/12

5:10 pm-10:51 am

1 stop15h 41m

$294

ChicagoPhoenix

ORD - AZA

ORDAZA

Chicago O'Hare Intl

Fri 12/19

9:39 am-6:36 pm

1 stop9h 57m

Phoenix-Mesa Gateway

Thu 12/25

7:28 pm-9:14 am

1 stop12h 46m

$320

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

Delays

Other information

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 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?

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 $382.

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

The cheapest time of day to fly to Phoenix is at noon when flights can be purchased for as low as $282. In the morning is when there is more demand to fly to Phoenix, so prices are often more expensive at around $355 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 $288 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 $255 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

Fastest flight time	3h 32m
Direct flights	Mon, Tue, Thu, Sat and Sun
Airports in Phoenix	1 airport

The fastest flight from Chicago to Phoenix takes 3h 32m

Direct flights go from Chicago to Phoenix on Monday, Tuesday, Thursday, Saturday and Sunday. There are no airlines offering direct flights.

There is 1 airport near Phoenix: Phoenix-Mesa Gateway (AZA)

Search flight deals

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 32m.
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?
As of November 2025, there are 9 operators available to choose from 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
Frontier	PriceFrom $69	Free Cancellation	Rating 5.8 3,101 reviews	Search Frontier flights
Spirit Airlines	PriceFrom $98	Free Cancellation	Rating 6.3 8,156 reviews	Search Spirit Airlines flights
Allegiant Air	PriceFrom $124	Free Cancellation	Rating 7.2 699 reviews	Search Allegiant Air flights
Alaska Airlines	PriceFrom $154	Free Cancellation	Rating 8.0 11,362 reviews	Search Alaska Airlines flights
United Airlines	PriceFrom $183	Free Cancellation	Rating 7.4 9,050 reviews	Search United Airlines flights
American Airlines	PriceFrom $191	Free Cancellation	Rating 7.2 11,038 reviews	Search American Airlines flights
Southwest	PriceFrom $206	Free Cancellation	Rating 8.0 4,254 reviews	Search Southwest flights
Delta	PriceFrom $236	Free Cancellation	Rating 7.9 8,003 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.

An easier way to manage your Phoenix trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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Find better results for your trip to the United States

Fly into one of these airports located in Phoenix

Phoenix-Mesa Gateway Airport

Popular cities in the United States

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Flights to Orlandofrom $48

Flights to Las Vegasfrom $49

Flights to San Franciscofrom $57

Flights to Washington, D.C.from $38

Flights to Bostonfrom $59

Flights to Atlantafrom $48

Flights to Dallasfrom $54

Flights to Seattlefrom $58

Cheap flights from Chicago to Phoenix from $82

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 1/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

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Find the cheapest flights from Chicago to Phoenix

Cheap round-trip flights

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Southwest flights from Chicago to Phoenix

Our best Southwest deals on Chicago to Phoenix flight tickets

Frontier flights from Chicago to Phoenix

Our best Frontier deals on Chicago to Phoenix flight tickets

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Use the filters below to find and compare flights from Chicago to Phoenix that are best for you.

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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 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?

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

The cheapest time of day to fly to Phoenix is at noon when flights can be purchased for as low as $282. In the morning is when there is more demand to fly to Phoenix, so prices are often more expensive at around $355 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?

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.

What is the cheapest airline that flies from Chicago to Phoenix?

Allegiant Air, Southwest, and United Airlines are the most popular carriers operating from Chicago to Phoenix

What airlines fly to Phoenix?

How often are flights from Chicago to Phoenix delayed?

Historically, on average around 15% of flights between Chicago and Phoenix have experienced a delay on any given week. The average delay length over the past 12 months has been 138 minutes.

What is the most punctual flight time for Chicago to Phoenix flights?

Generally, flights departing in the morning tend to experience fewer delays. Flights in the evening have, in the past, seen delays more frequently in comparison.

What day of the week experiences the fewest flight delays on this route?

Tuesday is statistically the day of the week which experiences the fewest number of delays on this flight route. Thursday has historically seen more delays on average compared to the rest of the week.

Which airline has the best punctuality record on Chicago to Phoenix flights?

According to our data, Spirit Airlines have had the least number of delays on this route over the last 12 months; with no flights being classified as delayed.

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

The number of flights available between Chicago and Phoenix is 35 per day as of November 2025. The most frequent departure time is 5:00PM, with 41% of daily flights leaving in the afternoon.

How many flights depart from Chicago to Phoenix on average per week?

As of November 2025, there are 248 flights per week flying from Chicago to Phoenix. The most common day of the week flights depart is Mon, with 26% of flights taking off on this day.

Cheap Chicago to Phoenix flight deals and tips

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

Fastest flight time

Direct flights

Airports in Phoenix

How far is Chicago to Phoenix by plane?

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

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?

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

Best airlines flying from Chicago to Phoenix

Compare and see reviews for airlines that fly from Chicago to Phoenix with momondo

Why use momondo?

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

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

How can momondo help me find flights 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?

An easier way to manage your Phoenix trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

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