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

Frontier, Allegiant Air, and Southwest 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 33 per day as of October 2025. The most frequent departure time is 3:00PM, with 43% of daily flights leaving in the afternoon.

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

As of October 2025, there are 236 flights per week flying from Chicago to Phoenix. The most common day of the week flights depart is Mon, with 22% of flights taking off on this day.

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 36% 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.

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 October 2025, there are 8 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.

$70 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 $221 to $418. The lowest price recently found on this route was $161.

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Cheap round-trip flights

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6:16 pm - 9:00 pmRFD-AZA

3h 44mnonstop

1:21 pm - 5:26 pmAZA-RFD

3h 05mnonstop

$161Allegiant Air

Find Deal

Fri, Jan 30 - Fri, Feb 6

6:30 am - 7:41 pmMDW-PHX

14h 11m1 stop

5:16 pm - 11:30 amPHX-MDW

17h 14m1 stop

$162Frontier

Find Deal

Sat, Nov 8 - Wed, Nov 12

3:47 pm - 10:18 pmORD-PHX

7h 31m1 stop

2:30 pm - 1:58 pmPHX-ORD

22h 28m1 stop

$163Multiple Airlines

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Thu, Dec 4 - Tue, Dec 9

7:53 pm - 10:59 pmORD-PHX

4h 06mnonstop

11:41 am - 11:37 pmPHX-ORD

10h 56m1 stop

$167Multiple Airlines

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Fri, Jan 23 - Sun, Jan 25

7:01 am - 10:06 amORD-PHX

4h 05mnonstop

12:59 am - 5:19 amPHX-ORD

3h 20mnonstop

$177American Airlines

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Wed, Feb 25 - Mon, Mar 2

5:00 am - 8:04 amORD-PHX

4h 04mnonstop

12:59 am - 5:19 amPHX-ORD

3h 20mnonstop

$188American Airlines

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Sat, Feb 7 - Fri, Feb 20

12:50 pm - 3:48 pmORD-PHX

3h 58mnonstop

8:30 am - 12:58 pmPHX-ORD

3h 28mnonstop

$199United Airlines

Find Deal

Sat, Dec 13 - Wed, Dec 17

5:15 am - 8:05 amMDW-PHX

3h 50mnonstop

5:00 am - 9:15 amPHX-MDW

3h 15mnonstop

$199Southwest

Find Deal

Sat, Dec 13 - Tue, Dec 16

7:57 pm - 10:59 pmORD-PHX

4h 02mnonstop

8:10 am - 12:45 pmPHX-ORD

3h 35mnonstop

$200United Airlines

Find Deal

Wed, Jan 21 - Sun, Jan 25

5:00 am - 8:10 amMDW-PHX

4h 10mnonstop

5:00 am - 9:15 amPHX-MDW

3h 15mnonstop

$200Southwest

Find Deal

Sun, Jan 11 - Wed, Jan 14

Frontier flights from Chicago to Phoenix

Our best Frontier deals on Chicago to Phoenix flight tickets

Frontier

Nov 8

MDW6:30 amChicago Midway

14h 11m

1 stop

PHX7:41 pmPhoenix Sky Harbor Intl

Nov 12

PHX5:16 pmPhoenix Sky Harbor Intl

17h 14m

1 stop

MDW11:30 amChicago Midway

$162

Find similar

Frontier

Nov 10

MDW8:30 amChicago Midway

3h 53m

PHX11:23 amPhoenix Sky Harbor Intl

Nov 13

PHX10:53 pmPhoenix Sky Harbor Intl

11h 37m

1 stop

MDW11:30 amChicago Midway

$163

Find similar

Frontier

Nov 14

ORD3:30 pmChicago O'Hare Intl

4h 04m

PHX6:34 pmPhoenix Sky Harbor Intl

Nov 17

PHX8:14 pmPhoenix Sky Harbor Intl

3h 35m

ORD12:49 amChicago O'Hare Intl

$164

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American Airlines flights from Chicago to Phoenix

Our best American Airlines deals on Chicago to Phoenix flight tickets

American Airlines

Feb 25

ORD7:01 amChicago O'Hare Intl

4h 05m

PHX10:06 amPhoenix Sky Harbor Intl

Mar 2

PHX12:59 amPhoenix Sky Harbor Intl

3h 20m

ORD5:19 amChicago O'Hare Intl

$177

Find similar

American Airlines

Feb 7

ORD5:00 amChicago O'Hare Intl

4h 04m

PHX8:04 amPhoenix Sky Harbor Intl

Feb 20

PHX12:59 amPhoenix Sky Harbor Intl

3h 20m

ORD5:19 amChicago O'Hare Intl

$188

Find similar

American Airlines

Feb 18

ORD5:41 pmChicago O'Hare Intl

3h 59m

PHX8:40 pmPhoenix Sky Harbor Intl

Feb 22

PHX12:59 amPhoenix Sky Harbor Intl

3h 20m

ORD5:19 amChicago O'Hare Intl

$189

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Fly from

Fly to

Route

Depart

Return

Price

ChicagoPhoenix

RFD - AZA

RFDAZA

Chicago Greater Rockford

Fri 1/30

6:16 pm-9:00 pm

Nonstop3h 44m

Phoenix-Mesa Gateway

Fri 2/6

1:21 pm-5:26 pm

Nonstop3h 05m

$161

ChicagoPhoenix

MDW - PHX

MDWPHX

Chicago Midway

Sat 11/8

6:30 am-7:41 pm

1 stop14h 11m

Phoenix Sky Harbor Intl

Wed 11/12

5:16 pm-11:30 am

1 stop17h 14m

$162

ChicagoPhoenix

ORD - PHX

ORDPHX

Chicago O'Hare Intl

Thu 12/4

3:47 pm-10:18 pm

1 stop7h 31m

Phoenix Sky Harbor Intl

Tue 12/9

2:30 pm-1:58 pm

1 stop22h 28m

$163

ChicagoPhoenix

ORD - PHX

ORDPHX

Chicago O'Hare Intl

Fri 1/23

7:53 pm-10:59 pm

Nonstop4h 06m

Phoenix Sky Harbor Intl

Sun 1/25

11:41 am-11:37 pm

1 stop10h 56m

$167

ChicagoPhoenix

ORD - PHX

ORDPHX

Chicago O'Hare Intl

Wed 2/25

7:01 am-10:06 am

Nonstop4h 05m

Phoenix Sky Harbor Intl

Mon 3/2

12:59 am-5:19 am

Nonstop3h 20m

$177

ChicagoPhoenix

ORD - PHX

ORDPHX

Chicago O'Hare Intl

Sat 2/7

5:00 am-8:04 am

Nonstop4h 04m

Phoenix Sky Harbor Intl

Fri 2/20

12:59 am-5:19 am

Nonstop3h 20m

$188

ChicagoPhoenix

ORD - PHX

ORDPHX

Chicago O'Hare Intl

Sat 12/13

12:50 pm-3:48 pm

Nonstop3h 58m

Phoenix Sky Harbor Intl

Wed 12/17

8:30 am-12:58 pm

Nonstop3h 28m

$199

ChicagoPhoenix

MDW - PHX

MDWPHX

Chicago Midway

Sat 12/13

5:15 am-8:05 am

Nonstop3h 50m

Phoenix Sky Harbor Intl

Tue 12/16

5:00 am-9:15 am

Nonstop3h 15m

$199

ChicagoPhoenix

ORD - PHX

ORDPHX

Chicago O'Hare Intl

Wed 1/21

7:57 pm-10:59 pm

Nonstop4h 02m

Phoenix Sky Harbor Intl

Sun 1/25

8:10 am-12:45 pm

Nonstop3h 35m

$200

ChicagoPhoenix

MDW - PHX

MDWPHX

Chicago Midway

Sun 1/11

5:00 am-8:10 am

Nonstop4h 10m

Phoenix Sky Harbor Intl

Wed 1/14

5:00 am-9:15 am

Nonstop3h 15m

$200

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

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 $306. 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 $386.

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 $358 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 $256 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 30m
Direct flights	Mon, Tue, Thu and Sat
Airports in Phoenix	1 airport

The fastest flight from Chicago to Phoenix takes 3h 30m

Direct flights go from Chicago to Phoenix on Monday, Tuesday, Thursday and Saturday. 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 30m.
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 October 2025, there are 8 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 3,124 reviews	Search Frontier flights
Spirit Airlines	PriceFrom $98	Free Cancellation	Rating 6.3 8,114 reviews	Search Spirit Airlines flights
Allegiant Air	PriceFrom $124	Free Cancellation	Rating 7.2 695 reviews	Search Allegiant Air flights
Alaska Airlines	PriceFrom $154	Free Cancellation	Rating 8.0 11,210 reviews	Search Alaska Airlines flights
United Airlines	PriceFrom $183	Free Cancellation	Rating 7.4 8,999 reviews	Search United Airlines flights
American Airlines	PriceFrom $193	Free Cancellation	Rating 7.2 11,032 reviews	Search American Airlines flights
Southwest	PriceFrom $206	Free Cancellation	Rating 8.0 4,241 reviews	Search Southwest flights
Delta	PriceFrom $236	Free Cancellation	Rating 7.9 7,992 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

Cheap flights from Chicago to Phoenix from $84

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 11/9. 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

Trusted and free

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Find the cheapest flights from Chicago to Phoenix

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Cheap direct flights

Frontier flights from Chicago to Phoenix

Our best Frontier deals on Chicago to Phoenix flight tickets

American Airlines flights from Chicago to Phoenix

Our best American Airlines 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 $358 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?

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

What airlines fly to Phoenix?

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

The number of flights available between Chicago and Phoenix is 33 per day as of October 2025. The most frequent departure time is 3:00PM, with 43% of daily flights leaving in the afternoon.

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

As of October 2025, there are 236 flights per week flying from Chicago to Phoenix. The most common day of the week flights depart is Mon, with 22% 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