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Cheap flights from Phoenix to Chicago from $70

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Phoenix to Chicago departing on 3/4. 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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0 bags

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Frontier Logo
10:19 am - 2:54 pm
PHX
-
ORD
3h 35mnonstop
Frontier Logo
6:00 am - 9:09 am
ORD
-
PHX
4h 09mnonstop
$78Frontier
jue., feb. 26 - lun., mar. 2
Frontier Logo
10:19 am - 2:54 pm
PHX
-
ORD
3h 35mnonstop
Frontier Logo
6:00 am - 9:09 am
ORD
-
PHX
4h 09mnonstop
$81Frontier
jue., feb. 19 - lun., feb. 23
Frontier Logo
10:19 am - 2:54 pm
PHX
-
ORD
3h 35mnonstop
Frontier Logo
6:00 am - 9:09 am
ORD
-
PHX
4h 09mnonstop
$82Frontier
jue., feb. 19 - lun., feb. 23
Frontier Logo
3:42 pm - 8:17 pm
PHX
-
ORD
3h 35mnonstop
Frontier Logo
6:00 am - 9:09 am
ORD
-
PHX
4h 09mnonstop
$88Frontier
vie., feb. 20 - lun., feb. 23
Frontier Logo
12:31 pm - 5:03 pm
PHX
-
ORD
3h 32mnonstop
Frontier Logo
6:00 am - 9:09 am
ORD
-
PHX
4h 09mnonstop
$90Frontier
mié., feb. 18 - lun., feb. 23
Frontier Logo
12:31 pm - 5:03 pm
PHX
-
ORD
3h 32mnonstop
Frontier Logo
8:05 am - 11:44 pm
ORD
-
PHX
16h 39m
1 stop
$92Frontier
mié., feb. 18 - sáb., feb. 21
Frontier Logo
9:30 am - 5:24 pm
PHX
-
ORD
6h 54m
1 stop
Frontier Logo
7:55 am - 11:09 am
ORD
-
PHX
4h 14mnonstop
$97Frontier
jue., feb. 26 - sáb., feb. 28
Frontier Logo
5:42 pm - 7:34 am
PHX
-
ORD
12h 52m
1 stop
Frontier Logo
7:00 am - 9:14 am
ORD
-
PHX
4h 14mnonstop
$101Frontier
sáb., feb. 28 - lun., mar. 9
Multiple Airlines Logo
5:10 pm - 7:54 am
PHX
-
ORD
13h 44m
1 stop
Multiple Airlines Logo
9:15 am - 12:29 pm
ORD
-
PHX
4h 14mnonstop
$102Multiple Airlines
sáb., feb. 28 - mar., mar. 3
Frontier Logo
10:19 am - 2:54 pm
PHX
-
ORD
3h 35mnonstop
Frontier Logo
6:00 am - 9:09 am
ORD
-
PHX
4h 09mnonstop
$106Frontier
jue., feb. 26 - lun., mar. 2

Frontier flights from Phoenix to Chicago O'Hare Intl Airport

Our best Frontier deals on Phoenix to Chicago O'Hare Intl Airport flight tickets
Frontier
Feb 26
PHX10:19 amPhoenix Sky Harbor Intl
3h 35m
ORD2:54 pmChicago O'Hare Intl
Mar 2
ORD6:00 amChicago O'Hare Intl
4h 09m
PHX9:09 amPhoenix Sky Harbor Intl
$78
Frontier
Feb 19
PHX10:19 amPhoenix Sky Harbor Intl
3h 35m
ORD2:54 pmChicago O'Hare Intl
Feb 23
ORD6:00 amChicago O'Hare Intl
4h 09m
PHX9:09 amPhoenix Sky Harbor Intl
$81
Frontier
Feb 19
PHX10:19 amPhoenix Sky Harbor Intl
3h 35m
ORD2:54 pmChicago O'Hare Intl
Feb 23
ORD6:00 amChicago O'Hare Intl
4h 09m
PHX9:09 amPhoenix Sky Harbor Intl
$82

momondo Fare Finder

 
Customize your flight search to find flights from Phoenix to Chicago O'Hare Intl Airport 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 enero 29, 2026.
Use the filters below to find and compare flights from Phoenix to Chicago O'Hare Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PhoenixChicago

PHX - ORD

PHXORD

Phoenix Sky Harbor Intl

jue. 2/26

10:19 am-2:54 pm

Nonstop3h 35m

Chicago O'Hare Intl

lun. 3/2

6:00 am-9:09 am

Nonstop4h 09m

$78

PhoenixChicago

PHX - ORD

PHXORD

Phoenix Sky Harbor Intl

jue. 2/19

10:19 am-2:54 pm

Nonstop3h 35m

Chicago O'Hare Intl

lun. 2/23

6:00 am-9:09 am

Nonstop4h 09m

$81

PhoenixChicago

PHX - ORD

PHXORD

Phoenix Sky Harbor Intl

jue. 2/19

10:19 am-2:54 pm

Nonstop3h 35m

Chicago O'Hare Intl

lun. 2/23

6:00 am-9:09 am

Nonstop4h 09m

$82

PhoenixChicago

PHX - ORD

PHXORD

Phoenix Sky Harbor Intl

vie. 2/20

3:42 pm-8:17 pm

Nonstop3h 35m

Chicago O'Hare Intl

lun. 2/23

6:00 am-9:09 am

Nonstop4h 09m

$88

PhoenixChicago

PHX - ORD

PHXORD

Phoenix Sky Harbor Intl

mié. 2/18

12:31 pm-5:03 pm

Nonstop3h 32m

Chicago O'Hare Intl

lun. 2/23

6:00 am-9:09 am

Nonstop4h 09m

$90

PhoenixChicago

PHX - ORD

PHXORD

Phoenix Sky Harbor Intl

mié. 2/18

12:31 pm-5:03 pm

Nonstop3h 32m

Chicago O'Hare Intl

sáb. 2/21

8:05 am-11:44 pm

1 stop16h 39m

$92

PhoenixChicago

PHX - ORD

PHXORD

Phoenix Sky Harbor Intl

jue. 2/26

9:30 am-5:24 pm

1 stop6h 54m

Chicago O'Hare Intl

sáb. 2/28

7:55 am-11:09 am

Nonstop4h 14m

$97

PhoenixChicago

PHX - ORD

PHXORD

Phoenix Sky Harbor Intl

sáb. 2/28

5:42 pm-7:34 am

1 stop12h 52m

Chicago O'Hare Intl

lun. 3/9

7:00 am-9:14 am

Nonstop4h 14m

$101

PhoenixChicago

PHX - ORD

PHXORD

Phoenix Sky Harbor Intl

sáb. 2/28

5:10 pm-7:54 am

1 stop13h 44m

Chicago O'Hare Intl

mar. 3/3

9:15 am-12:29 pm

Nonstop4h 14m

$102

PhoenixChicago

PHX - ORD

PHXORD

Phoenix Sky Harbor Intl

jue. 2/26

10:19 am-2:54 pm

Nonstop3h 35m

Chicago O'Hare Intl

lun. 3/2

6:00 am-9:09 am

Nonstop4h 09m

$106

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 Chicago from

How to get the cheapest flight ticket from Phoenix to Chicago O'Hare Intl Airport

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 Chicago O'Hare Intl Airport?

The month of February is another great option to travel to Chicago O'Hare Intl Airport, with average flight prices from Phoenix averaging around $228.

What is the cheapest day to depart on your flight to Chicago O'Hare Intl Airport?

The cheapest day to depart on your flight to Chicago O'Hare Intl Airport is on a Friday when prices can be found for as low as $353. This is often the case because there is less demand to fly during this day of the week. On the other hand, Sunday is the most expensive day to depart from Phoenix because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $605.

What is the cheapest time of day to depart on your flight to Chicago O'Hare Intl Airport?

Flying to Chicago O'Hare Intl Airport from Phoenix in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $307 when looking at flights departing in the afternoon. Try not to purchase tickets at noon because they tend to be around $632. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Phoenix to Chicago O'Hare Intl flight route?

Fly from Phoenix Sky Harbor Intl to Chicago O'Hare Intl for the best Phoenix - Chicago O'Hare Intl flight prices

How far in advance should I book a flight to Chicago O'Hare Intl Airport?

You are more likely to see cheaper flights to Chicago O'Hare Intl Airport from Phoenix when booking weeks ahead of your departure date. In general, you can expect to find flights to Chicago O'Hare Intl Airport for around $275 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Chicago O'Hare Intl Airport from Phoenix for as low as $240 on momondo.

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

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

Cheap Phoenix to Chicago O'Hare Intl Airport flight deals and tips

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

Fastest flight time

3h 25m

Direct flights

Every day
The fastest flight from Phoenix to Chicago O'Hare Intl Airport takes 3h 25m
Direct flights go from Phoenix to Chicago O'Hare Intl Airport every day.
Search flight deals

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

    There are 1439.1 mi between Phoenix and Chicago O'Hare Intl. In terms of flight time, this usually takes a little over 3h 25m.

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

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

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

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Phoenix to Chicago O'Hare Intl Airport.

  • What documentation or ID do you need to fly to Chicago O'Hare Intl Airport?

    The required travel and health documents for your Chicago O'Hare Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Chicago O'Hare Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

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

Compare and see reviews for airlines that fly from Phoenix to Chicago O'Hare Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $66Free CancellationRating
5.7
3,056 reviews
Search Frontier flights
Spirit AirlinesPriceFrom $79Free CancellationRating
6.3
8,394 reviews
Search Spirit Airlines flights
DeltaPriceFrom $118Free CancellationRating
7.9
8,127 reviews
Search Delta flights
United AirlinesPriceFrom $186Free CancellationRating
7.4
9,215 reviews
Search United Airlines flights
SouthwestPriceFrom $187Free CancellationRating
8.0
4,267 reviews
Search Southwest flights
American AirlinesPriceFrom $198Free CancellationRating
7.2
11,206 reviews
Search American Airlines flights

Traveling to a place near Chicago?

Book flights to Chicago if you plan to visit one of these locations
Lake Geneva
Schaumburg
South Haven
Rockford
Merrillville
Gurnee
Naperville
Rosemont
New Buffalo
Kenosha
Joliet
Oak Brook
Orland Park
Racine
Hammond
Janesville
Tinley Park
Elgin
Aurora
South Holland

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Phoenix to Chicago for you.

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

Yes. All flights to Chicago from Phoenix on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo helps you find the best flight between Phoenix and Chicago 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 Phoenix to Chicago right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Chicago from Phoenix. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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