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Cheap flights from Chicago O'Hare Intl Airport to Phoenix from $79

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 O'Hare Intl Airport to Phoenix departing on 9/26. 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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Find the cheapest flights from Chicago O'Hare Intl Airport to Phoenix

Cheap round-trip flights

Frontier Logo
8:00 am - 1:17 pmORD-PHX
31h 17m1 stop
Frontier Logo
7:25 am - 12:58 pmPHX-ORD
3h 33mnonstop
$142Frontier
Find Deal
Wed, Oct 8 - Mon, Oct 13
Frontier Logo
10:51 am - 8:19 pmORD-PHX
11h 28m1 stop
Frontier Logo
7:45 pm - 1:15 amPHX-ORD
3h 30mnonstop
$143Frontier
Find Deal
Sun, Oct 26 - Thu, Oct 30
Multiple Airlines Logo
6:40 am - 12:06 pmORD-PHX
7h 26m1 stop
Multiple Airlines Logo
3:30 pm - 9:10 pmPHX-ORD
3h 40mnonstop
$144Multiple Airlines
Find Deal
Tue, Oct 14 - Thu, Oct 23
Frontier Logo
9:54 pm - 8:48 pmORD-PHX
24h 54m1 stop
Frontier Logo
3:30 pm - 9:10 pmPHX-ORD
3h 40mnonstop
$145Frontier
Find Deal
Sun, Oct 19 - Thu, Oct 23
Frontier Logo
1:36 pm - 11:33 pmORD-PHX
11h 57m1 stop
Frontier Logo
6:00 am - 4:56 pmPHX-ORD
9h 56m1 stop
$147Frontier
Find Deal
Fri, Oct 31 - Fri, Nov 7
Multiple Airlines Logo
9:20 am - 3:00 pmORD-PHX
7h 40m1 stop
Multiple Airlines Logo
8:10 pm - 12:45 amPHX-ORD
3h 35mnonstop
$152Multiple Airlines
Find Deal
Fri, Oct 31 - Sun, Nov 2
American Airlines Logo
6:00 am - 9:01 amORD-PHX
4h 01mnonstop
American Airlines Logo
12:45 am - 5:05 amPHX-ORD
3h 20mnonstop
$179American Airlines
Find Deal
Fri, Feb 20 - Fri, Feb 20
United Airlines Logo
9:15 am - 11:22 amORD-PHX
4h 07mnonstop
United Airlines Logo
6:03 pm - 11:30 pmPHX-ORD
3h 27mnonstop
$189United Airlines
Find Deal
Fri, Oct 31 - Sat, Nov 1
Sun Country Air Logo
11:42 am - 5:12 pmORD-AZA
6h 30m1 stop
Sun Country Air Logo
7:34 pm - 8:20 amAZA-ORD
11h 46m1 stop
$217Sun Country Air
Find Deal
Mon, Nov 17 - Wed, Nov 26
Sun Country Air Logo
11:42 am - 5:12 pmORD-AZA
6h 30m1 stop
Sun Country Air Logo
7:34 pm - 8:20 amAZA-ORD
11h 46m1 stop
$274Sun Country Air
Find Deal
Mon, Nov 24 - Wed, Nov 26

Frontier flights from Chicago O'Hare Intl Airport to Phoenix

Our best Frontier deals on Chicago O'Hare Intl Airport to Phoenix flight tickets
Frontier
Oct 8
ORD8:00 amChicago O'Hare Intl
31h 17m
1 stop
PHX1:17 pmPhoenix Sky Harbor Intl
Oct 13
PHX7:25 amPhoenix Sky Harbor Intl
3h 33m
ORD12:58 pmChicago O'Hare Intl
$142
Find similar
Frontier
Oct 26
ORD10:51 amChicago O'Hare Intl
11h 28m
1 stop
PHX8:19 pmPhoenix Sky Harbor Intl
Oct 30
PHX7:45 pmPhoenix Sky Harbor Intl
3h 30m
ORD1:15 amChicago O'Hare Intl
$143
Find similar
Frontier
Oct 19
ORD9:54 pmChicago O'Hare Intl
24h 54m
1 stop
PHX8:48 pmPhoenix Sky Harbor Intl
Oct 23
PHX3:30 pmPhoenix Sky Harbor Intl
3h 40m
ORD9:10 pmChicago O'Hare Intl
$145
Find similar

Sun Country Air flights from Chicago O'Hare Intl Airport to Phoenix

Our best Sun Country Air deals on Chicago O'Hare Intl Airport to Phoenix flight tickets
Sun Country Air
Nov 17
ORD11:42 amChicago O'Hare Intl
6h 30m
1 stop
AZA5:12 pmPhoenix-Mesa Gateway
Nov 26
AZA7:34 pmPhoenix-Mesa Gateway
11h 46m
1 stop
ORD8:20 amChicago O'Hare Intl
$217
Find similar
Sun Country Air
Nov 24
ORD11:42 amChicago O'Hare Intl
6h 30m
1 stop
AZA5:12 pmPhoenix-Mesa Gateway
Nov 26
AZA7:34 pmPhoenix-Mesa Gateway
11h 46m
1 stop
ORD8:20 amChicago O'Hare Intl
$274
Find similar
Sun Country Air
Nov 10
ORD11:45 amChicago O'Hare Intl
6h 33m
1 stop
AZA5:18 pmPhoenix-Mesa Gateway
Nov 24
AZA6:22 pmPhoenix-Mesa Gateway
15h 23m
1 stop
ORD10:45 amChicago O'Hare Intl
$291
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Chicago O'Hare Intl Airport 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 September 17, 2025.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Phoenix that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChicagoPhoenix

ORD - PHX

ORDPHX

Chicago O'Hare Intl

Wed 10/8

8:00 am-1:17 pm

1 stop31h 17m

Phoenix Sky Harbor Intl

Mon 10/13

7:25 am-12:58 pm

Nonstop3h 33m

$142

ChicagoPhoenix

ORD - PHX

ORDPHX

Chicago O'Hare Intl

Sun 10/26

10:51 am-8:19 pm

1 stop11h 28m

Phoenix Sky Harbor Intl

Thu 10/30

7:45 pm-1:15 am

Nonstop3h 30m

$143

ChicagoPhoenix

ORD - PHX

ORDPHX

Chicago O'Hare Intl

Tue 10/14

6:40 am-12:06 pm

1 stop7h 26m

Phoenix Sky Harbor Intl

Thu 10/23

3:30 pm-9:10 pm

Nonstop3h 40m

$144

ChicagoPhoenix

ORD - PHX

ORDPHX

Chicago O'Hare Intl

Sun 10/19

9:54 pm-8:48 pm

1 stop24h 54m

Phoenix Sky Harbor Intl

Thu 10/23

3:30 pm-9:10 pm

Nonstop3h 40m

$145

ChicagoPhoenix

ORD - PHX

ORDPHX

Chicago O'Hare Intl

Fri 10/31

1:36 pm-11:33 pm

1 stop11h 57m

Phoenix Sky Harbor Intl

Fri 11/7

6:00 am-4:56 pm

1 stop9h 56m

$147

ChicagoPhoenix

ORD - PHX

ORDPHX

Chicago O'Hare Intl

Fri 10/31

9:20 am-3:00 pm

1 stop7h 40m

Phoenix Sky Harbor Intl

Sun 11/2

8:10 pm-12:45 am

Nonstop3h 35m

$152

ChicagoPhoenix

ORD - PHX

ORDPHX

Chicago O'Hare Intl

Fri 2/20

6:00 am-9:01 am

Nonstop4h 01m

Phoenix Sky Harbor Intl

Fri 2/20

12:45 am-5:05 am

Nonstop3h 20m

$179

ChicagoPhoenix

ORD - PHX

ORDPHX

Chicago O'Hare Intl

Fri 10/31

9:15 am-11:22 am

Nonstop4h 07m

Phoenix Sky Harbor Intl

Sat 11/1

6:03 pm-11:30 pm

Nonstop3h 27m

$189

ChicagoPhoenix

ORD - AZA

ORDAZA

Chicago O'Hare Intl

Mon 11/17

11:42 am-5:12 pm

1 stop6h 30m

Phoenix-Mesa Gateway

Wed 11/26

7:34 pm-8:20 am

1 stop11h 46m

$217

ChicagoPhoenix

ORD - AZA

ORDAZA

Chicago O'Hare Intl

Mon 11/24

11:42 am-5:12 pm

1 stop6h 30m

Phoenix-Mesa Gateway

Wed 11/26

7:34 pm-8:20 am

1 stop11h 46m

$274

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 O'Hare Intl Airport 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 cheapest month to fly to Phoenix?

If you are unable to visit Phoenix during the month of August, then departing from Chicago O'Hare Intl Airport during the month September is also very affordable. Most momondo users find prices during this month for around $245.

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

On average, the least expensive day to fly to Phoenix from Chicago O'Hare Intl Airport is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $305. 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 O'Hare Intl Airport because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $391.

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 $283. 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 O'Hare Intl to Phoenix flight route?

Fly from Chicago O'Hare Intl to Phoenix Sky Harbor Intl for the best Chicago O'Hare Intl - 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 O'Hare Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Phoenix for around $292 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Phoenix from Chicago O'Hare Intl Airport for as low as $255 on momondo.

What cabin class options are available on Chicago O'Hare Intl to Phoenix flights?

There are 4 cabin classes available to choose from on Chicago O'Hare Intl 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 O'Hare Intl Airport to Phoenix flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chicago O'Hare Intl Airport to Phoenix

Fastest flight time

3h 48m

Direct flights

Every day

Airports in Phoenix

1 airport
The fastest flight from Chicago O'Hare Intl Airport to Phoenix takes 3h 48m
Direct flights go from Chicago O'Hare Intl Airport to Phoenix every day.
There is 1 airport near Phoenix: Phoenix Sky Harbor Intl (PHX)
Search flight deals

  • How far is Chicago O'Hare Intl to Phoenix by plane?

    The straight-line distance from Chicago O'Hare Intl to Phoenix is 1439.1 mi. A reasonable flight in good conditions will take 3h 52m.

  • When did momondo last update prices for flights from Chicago O'Hare Intl Airport to Phoenix?

    Prices for flights from Chicago O'Hare Intl Airport to Phoenix refresh daily.

  • How many operators does momondo search for flights from Chicago O'Hare Intl Airport to Phoenix?

  • How old do you have to be to fly from Chicago O'Hare Intl Airport 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 O'Hare Intl Airport to Phoenix.

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

    The travel and health documents you'll need for your trip to Phoenix may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Phoenix. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Chicago O'Hare Intl Airport to Phoenix

Compare and see reviews for airlines that fly from Chicago O'Hare Intl Airport to Phoenix with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $69Free CancellationRating
5.8
3,173 reviews
Search Frontier flights
Spirit AirlinesPriceFrom $95Free CancellationRating
6.3
8,023 reviews
Search Spirit Airlines flights
Alaska AirlinesPriceFrom $154Free CancellationRating
8.0
10,000 reviews
Search Alaska Airlines flights
American AirlinesPriceFrom $187Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $190Free CancellationRating
7.4
8,926 reviews
Search United Airlines flights
SouthwestPriceFrom $206Free CancellationRating
8.0
4,242 reviews
Search Southwest flights
DeltaPriceFrom $236Free CancellationRating
7.9
7,961 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?

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?

Yes. momondo can track prices for Chicago to Phoenix flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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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