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Cheap flights from Chicago O'Hare Intl Airport to Phoenix from $55

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 4/20. 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

Enter your travel dates to find the best prices.
Frontier Logo
6:09 pm - 11:36 pm
ORD
-
PHX
7h 27m
1 stop
Frontier Logo
12:05 pm - 5:41 pm
PHX
-
ORD
3h 36mnonstop
$122Frontier
Thu, Apr 16 - Sat, Apr 18
Frontier Logo
5:01 am - 5:29 pm
ORD
-
PHX
14h 28m
1 stop
Frontier Logo
12:05 pm - 5:41 pm
PHX
-
ORD
3h 36mnonstop
$123Frontier
Wed, Apr 15 - Sat, Apr 18
Multiple Airlines Logo
8:20 am - 3:45 pm
ORD
-
PHX
8h 25m
1 stop
Multiple Airlines Logo
10:24 am - 3:59 pm
PHX
-
ORD
3h 35mnonstop
$125Multiple Airlines
Tue, Mar 3 - Tue, Mar 10
Frontier Logo
12:56 pm - 4:09 pm
ORD
-
PHX
4h 13mnonstop
Frontier Logo
12:31 pm - 5:03 pm
PHX
-
ORD
3h 32mnonstop
$126Frontier
Sun, Feb 22 - Wed, Feb 25
Frontier Logo
6:00 am - 9:09 am
ORD
-
PHX
4h 09mnonstop
Frontier Logo
11:24 am - 4:01 pm
PHX
-
ORD
3h 37mnonstop
$127Frontier
Mon, Mar 2 - Sat, Mar 7
Frontier Logo
6:00 am - 9:09 am
ORD
-
PHX
4h 09mnonstop
Frontier Logo
10:19 am - 2:54 pm
PHX
-
ORD
3h 35mnonstop
$128Frontier
Mon, Feb 23 - Thu, Feb 26
Frontier Logo
7:43 am - 10:02 am
ORD
-
PHX
4h 19mnonstop
Frontier Logo
11:12 am - 4:53 pm
PHX
-
ORD
3h 41mnonstop
$129Frontier
Mon, Apr 27 - Mon, May 4
Sun Country Air Logo
7:27 pm - 9:42 am
ORD
-
AZA
16h 15m
1 stop
Sun Country Air Logo
6:23 pm - 6:18 pm
AZA
-
ORD
21h 55m
1 stop
$325Sun Country Air
Fri, Apr 17 - Wed, Apr 22
Sun Country Air Logo
7:05 pm - 9:30 am
ORD
-
AZA
16h 25m
1 stop
Sun Country Air Logo
6:23 pm - 6:54 pm
AZA
-
ORD
22h 31m
1 stop
$350Sun Country Air
Fri, Apr 10 - Wed, Apr 15
Sun Country Air Logo
7:13 pm - 4:07 pm
ORD
-
AZA
22h 54m
1 stop
Sun Country Air Logo
5:10 pm - 7:06 pm
AZA
-
ORD
23h 56m
1 stop
$360Sun Country Air
Thu, Apr 23 - Sun, May 3

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
Apr 16
ORD6:09 pmChicago O'Hare Intl
7h 27m
1 stop
PHX11:36 pmPhoenix Sky Harbor Intl
Apr 18
PHX12:05 pmPhoenix Sky Harbor Intl
3h 36m
ORD5:41 pmChicago O'Hare Intl
$122
Frontier
Apr 15
ORD5:01 amChicago O'Hare Intl
14h 28m
1 stop
PHX5:29 pmPhoenix Sky Harbor Intl
Apr 18
PHX12:05 pmPhoenix Sky Harbor Intl
3h 36m
ORD5:41 pmChicago O'Hare Intl
$123
Frontier
Feb 22
ORD12:56 pmChicago O'Hare Intl
4h 13m
PHX4:09 pmPhoenix Sky Harbor Intl
Feb 25
PHX12:31 pmPhoenix Sky Harbor Intl
3h 32m
ORD5:03 pmChicago O'Hare Intl
$126

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
Apr 17
ORD7:27 pmChicago O'Hare Intl
16h 15m
1 stop
AZA9:42 amPhoenix-Mesa Gateway
Apr 22
AZA6:23 pmPhoenix-Mesa Gateway
21h 55m
1 stop
ORD6:18 pmChicago O'Hare Intl
$325
Sun Country Air
Apr 10
ORD7:05 pmChicago O'Hare Intl
16h 25m
1 stop
AZA9:30 amPhoenix-Mesa Gateway
Apr 15
AZA6:23 pmPhoenix-Mesa Gateway
22h 31m
1 stop
ORD6:54 pmChicago O'Hare Intl
$350
Sun Country Air
Apr 23
ORD7:13 pmChicago O'Hare Intl
22h 54m
1 stop
AZA4:07 pmPhoenix-Mesa Gateway
May 3
AZA5:10 pmPhoenix-Mesa Gateway
23h 56m
1 stop
ORD7:06 pmChicago O'Hare Intl
$360

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 February 4, 2026.
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

Thu 4/16

6:09 pm-11:36 pm

1 stop7h 27m

Phoenix Sky Harbor Intl

Sat 4/18

12:05 pm-5:41 pm

Nonstop3h 36m

$122

ChicagoPhoenix

ORD - PHX

ORDPHX

Chicago O'Hare Intl

Wed 4/15

5:01 am-5:29 pm

1 stop14h 28m

Phoenix Sky Harbor Intl

Sat 4/18

12:05 pm-5:41 pm

Nonstop3h 36m

$123

ChicagoPhoenix

ORD - PHX

ORDPHX

Chicago O'Hare Intl

Tue 3/3

8:20 am-3:45 pm

1 stop8h 25m

Phoenix Sky Harbor Intl

Tue 3/10

10:24 am-3:59 pm

Nonstop3h 35m

$125

ChicagoPhoenix

ORD - PHX

ORDPHX

Chicago O'Hare Intl

Sun 2/22

12:56 pm-4:09 pm

Nonstop4h 13m

Phoenix Sky Harbor Intl

Wed 2/25

12:31 pm-5:03 pm

Nonstop3h 32m

$126

ChicagoPhoenix

ORD - PHX

ORDPHX

Chicago O'Hare Intl

Mon 3/2

6:00 am-9:09 am

Nonstop4h 09m

Phoenix Sky Harbor Intl

Sat 3/7

11:24 am-4:01 pm

Nonstop3h 37m

$127

ChicagoPhoenix

ORD - PHX

ORDPHX

Chicago O'Hare Intl

Mon 2/23

6:00 am-9:09 am

Nonstop4h 09m

Phoenix Sky Harbor Intl

Thu 2/26

10:19 am-2:54 pm

Nonstop3h 35m

$128

ChicagoPhoenix

ORD - PHX

ORDPHX

Chicago O'Hare Intl

Mon 4/27

7:43 am-10:02 am

Nonstop4h 19m

Phoenix Sky Harbor Intl

Mon 5/4

11:12 am-4:53 pm

Nonstop3h 41m

$129

ChicagoPhoenix

ORD - AZA

ORDAZA

Chicago O'Hare Intl

Fri 4/17

7:27 pm-9:42 am

1 stop16h 15m

Phoenix-Mesa Gateway

Wed 4/22

6:23 pm-6:18 pm

1 stop21h 55m

$325

ChicagoPhoenix

ORD - AZA

ORDAZA

Chicago O'Hare Intl

Fri 4/10

7:05 pm-9:30 am

1 stop16h 25m

Phoenix-Mesa Gateway

Wed 4/15

6:23 pm-6:54 pm

1 stop22h 31m

$350

ChicagoPhoenix

ORD - AZA

ORDAZA

Chicago O'Hare Intl

Thu 4/23

7:13 pm-4:07 pm

1 stop22h 54m

Phoenix-Mesa Gateway

Sun 5/3

5:10 pm-7:06 pm

1 stop23h 56m

$360

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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 $243.

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 Saturday. momondo users have found tickets for Saturday departures for as low as $297. 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 $362.

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 $284. In the morning is when there is more demand to fly to Phoenix, so prices are often more expensive at around $325 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 $284 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 $253 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 47m

Direct flights

Every day

Airports in Phoenix

3 airports
The fastest flight from Chicago O'Hare Intl Airport to Phoenix takes 3h 47m
Direct flights go from Chicago O'Hare Intl Airport to Phoenix every day.
There are 3 airports in Phoenix. From Chicago O'Hare Intl Airport there are direct flights to 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 47m.

  • 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 $58Free CancellationRating
5.7
3,051 reviews
Search Frontier flights
Spirit AirlinesPriceFrom $79Free CancellationRating
6.3
8,407 reviews
Search Spirit Airlines flights
DeltaPriceFrom $108Free CancellationRating
7.9
8,138 reviews
Search Delta flights
Alaska AirlinesPriceFrom $154Free CancellationRating
8.0
11,834 reviews
Search Alaska Airlines flights
United AirlinesPriceFrom $180Free CancellationRating
7.4
9,236 reviews
Search United Airlines flights
JetBluePriceFrom $184Free CancellationRating
7.2
2,893 reviews
Search JetBlue flights
American AirlinesPriceFrom $196Free CancellationRating
7.2
11,218 reviews
Search American Airlines flights
SouthwestPriceFrom $203Free CancellationRating
8.0
4,272 reviews
Search Southwest 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