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Cheap flights from Arizona to Chicago from $72

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Arizona to Chicago departing on 10/31. 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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Cheap round-trip flights

Frontier Logo
2:57 pm - 8:59 pmLAS-ORD
4h 02mnonstop
Frontier Logo
10:19 pm - 12:25 amORD-LAS
4h 06mnonstop
$108Frontier
Find Deal
Fri, Oct 3 - Mon, Oct 6
Frontier Logo
2:57 pm - 8:59 pmLAS-ORD
4h 02mnonstop
Frontier Logo
10:19 pm - 12:25 amORD-LAS
4h 06mnonstop
$109Frontier
Find Deal
Fri, Oct 3 - Mon, Oct 6
Spirit Airlines Logo
6:30 pm - 12:17 amLAS-ORD
3h 47mnonstop
Spirit Airlines Logo
6:40 am - 8:34 amORD-LAS
3h 54mnonstop
$112Spirit Airlines
Find Deal
Sat, Oct 18 - Tue, Oct 21
Spirit Airlines Logo
5:36 pm - 11:59 amLAS-ORD
16h 23m1 stop
Spirit Airlines Logo
6:35 am - 8:29 amORD-LAS
3h 54mnonstop
$113Spirit Airlines
Find Deal
Thu, Oct 2 - Mon, Oct 6
Multiple Airlines Logo
6:30 pm - 12:17 amLAS-ORD
3h 47mnonstop
Multiple Airlines Logo
11:00 am - 8:47 pmORD-LAS
11h 47m1 stop
$125Multiple Airlines
Find Deal
Sat, Oct 18 - Tue, Oct 21
Multiple Airlines Logo
12:50 am - 6:25 amLAS-ORD
3h 35mnonstop
Multiple Airlines Logo
3:53 pm - 6:03 pmORD-LAS
4h 10mnonstop
$127Multiple Airlines
Find Deal
Wed, Dec 3 - Mon, Dec 8
Allegiant Air Logo
2:56 pm - 8:06 pmAZA-RFD
3h 10mnonstop
Allegiant Air Logo
8:56 pm - 10:27 pmRFD-AZA
3h 31mnonstop
$137Allegiant Air
Find Deal
Wed, Oct 15 - Wed, Oct 22
Allegiant Air Logo
3:25 pm - 8:35 pmAZA-RFD
3h 10mnonstop
Allegiant Air Logo
8:40 pm - 11:11 pmRFD-AZA
3h 31mnonstop
$141Allegiant Air
Find Deal
Fri, Oct 31 - Mon, Nov 3
Southwest Logo
4:55 pm - 10:35 pmLAS-ORD
3h 40mnonstop
Southwest Logo
7:15 am - 9:20 amORD-LAS
4h 05mnonstop
$159Southwest
Find Deal
Thu, Dec 4 - Mon, Dec 8
Southwest Logo
5:40 am - 11:10 amLAS-MDW
3h 30mnonstop
Southwest Logo
6:05 am - 8:00 amMDW-LAS
3h 55mnonstop
$159Southwest
Find Deal
Wed, Oct 22 - Wed, Oct 29

Frontier flights from Arizona to Chicago

Our best Frontier deals on Arizona to Chicago flight tickets
Frontier
Oct 3
LAS2:57 pmLas Vegas Harry Reid Intl
4h 02m
ORD8:59 pmChicago O'Hare Intl
Oct 6
ORD10:19 pmChicago O'Hare Intl
4h 06m
LAS12:25 amLas Vegas Harry Reid Intl
$108
Find similar
Frontier
Oct 3
LAS2:57 pmLas Vegas Harry Reid Intl
4h 02m
ORD8:59 pmChicago O'Hare Intl
Oct 6
ORD10:19 pmChicago O'Hare Intl
4h 06m
LAS12:25 amLas Vegas Harry Reid Intl
$109
Find similar
Frontier
Sep 26
LAS2:57 pmLas Vegas Harry Reid Intl
4h 02m
ORD8:59 pmChicago O'Hare Intl
Sep 29
ORD9:54 pmChicago O'Hare Intl
4h 11m
LAS12:05 amLas Vegas Harry Reid Intl
$110
Find similar

Spirit Airlines flights from Arizona to Chicago

Our best Spirit Airlines deals on Arizona to Chicago flight tickets
Spirit Airlines
Oct 18
LAS6:30 pmLas Vegas Harry Reid Intl
3h 47m
ORD12:17 amChicago O'Hare Intl
Oct 21
ORD6:40 amChicago O'Hare Intl
3h 54m
LAS8:34 amLas Vegas Harry Reid Intl
$112
Find similar
Spirit Airlines
Oct 2
LAS5:36 pmLas Vegas Harry Reid Intl
16h 23m
1 stop
ORD11:59 amChicago O'Hare Intl
Oct 6
ORD6:35 amChicago O'Hare Intl
3h 54m
LAS8:29 amLas Vegas Harry Reid Intl
$113
Find similar
Spirit Airlines
Sep 25
LAS3:50 pmLas Vegas Harry Reid Intl
3h 42m
ORD9:32 pmChicago O'Hare Intl
Sep 29
ORD6:05 pmChicago O'Hare Intl
4h 06m
LAS8:11 pmLas Vegas Harry Reid Intl
$114
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Arizona to Chicago 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 22, 2025.
Use the filters below to find and compare flights from Arizona to Chicago that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Las VegasChicago

LAS - ORD

LASORD

Las Vegas Harry Reid Intl

Fri 10/3

2:57 pm-8:59 pm

Nonstop4h 02m

Chicago O'Hare Intl

Mon 10/6

10:19 pm-12:25 am

Nonstop4h 06m

$108

Las VegasChicago

LAS - ORD

LASORD

Las Vegas Harry Reid Intl

Fri 10/3

2:57 pm-8:59 pm

Nonstop4h 02m

Chicago O'Hare Intl

Mon 10/6

10:19 pm-12:25 am

Nonstop4h 06m

$109

Las VegasChicago

LAS - ORD

LASORD

Las Vegas Harry Reid Intl

Sat 10/18

6:30 pm-12:17 am

Nonstop3h 47m

Chicago O'Hare Intl

Tue 10/21

6:40 am-8:34 am

Nonstop3h 54m

$112

Las VegasChicago

LAS - ORD

LASORD

Las Vegas Harry Reid Intl

Thu 10/2

5:36 pm-11:59 am

1 stop16h 23m

Chicago O'Hare Intl

Mon 10/6

6:35 am-8:29 am

Nonstop3h 54m

$113

Las VegasChicago

LAS - ORD

LASORD

Las Vegas Harry Reid Intl

Sat 10/18

6:30 pm-12:17 am

Nonstop3h 47m

Chicago O'Hare Intl

Tue 10/21

11:00 am-8:47 pm

1 stop11h 47m

$125

Las VegasChicago

LAS - ORD

LASORD

Las Vegas Harry Reid Intl

Wed 12/3

12:50 am-6:25 am

Nonstop3h 35m

Chicago O'Hare Intl

Mon 12/8

3:53 pm-6:03 pm

Nonstop4h 10m

$127

PhoenixChicago

AZA - RFD

AZARFD

Phoenix-Mesa Gateway

Wed 10/15

2:56 pm-8:06 pm

Nonstop3h 10m

Chicago Greater Rockford

Wed 10/22

8:56 pm-10:27 pm

Nonstop3h 31m

$137

PhoenixChicago

AZA - RFD

AZARFD

Phoenix-Mesa Gateway

Fri 10/31

3:25 pm-8:35 pm

Nonstop3h 10m

Chicago Greater Rockford

Mon 11/3

8:40 pm-11:11 pm

Nonstop3h 31m

$141

Las VegasChicago

LAS - ORD

LASORD

Las Vegas Harry Reid Intl

Thu 12/4

4:55 pm-10:35 pm

Nonstop3h 40m

Chicago O'Hare Intl

Mon 12/8

7:15 am-9:20 am

Nonstop4h 05m

$159

Las VegasChicago

LAS - MDW

LASMDW

Las Vegas Harry Reid Intl

Wed 10/22

5:40 am-11:10 am

Nonstop3h 30m

Chicago Midway

Wed 10/29

6:05 am-8:00 am

Nonstop3h 55m

$159

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 Arizona to Chicago

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?

The month of January is, on average, the cheapest month to fly to Chicago from Arizona, with most prices found around $217. If you’re not able to fly to Chicago in January, then February is your next best option. Flight prices from Arizona to Chicago during February average around $217.

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

The cheapest day to depart on your flight to Chicago is on a Thursday when prices can be found for as low as $350. This is often the case because there is less demand to fly during this day of the week. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Arizona to Chicago for around $556.

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

Our most recent data shows that the best time of day to fly to Chicago is in the afternoon. Flights from Arizona to Chicago during this time can be as low as $298. In contrast, the most expensive time of day to depart to Chicago is at noon when prices are around $514.

What is the cheapest Arizona to Chicago flight route?

Fly from Phoenix Sky Harbor Intl to Chicago Midway for the best Arizona - Chicago flight prices

How far in advance should I book a flight to Chicago?

You are more likely to see cheaper flights to Chicago from Arizona when booking weeks ahead of your departure date. In general, you can expect to find flights to Chicago for around $286 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Chicago from Arizona for as low as $255 on momondo.

What cabin class options are available on Arizona to Chicago flights?

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

Can stopping save me money on Arizona to Chicago flights?

You could potentially save up to 3% on your flight if you consider stops on a Arizona to Chicago flight.

Cheap Arizona to Chicago flight deals and tips

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

Best Price Found

$141

Fastest flight time

3h 05m

Direct flights

Every day

Airports in Chicago

2 airports
The best one-way flight to Chicago from Arizona in the past 72 hours is $141. The best round-trip flight deal from Arizona to Chicago found on momondo in the last 72 hours is $151.
The fastest flight from Arizona to Chicago takes 3h 05m
Direct flights go from Arizona to Chicago every day.
There are 2 airports near Chicago: Chicago Greater Rockford (RFD), Chicago Midway (MDW)
Search flight deals

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

    Prices for flights from Arizona to Chicago refresh daily.

  • How many operators does momondo search for flights from Arizona to Chicago?

  • How old do you have to be to fly from Arizona to Chicago?

    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 Arizona to Chicago.

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

    The travel and health documents you'll need for your trip to Chicago 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 Chicago. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Arizona to Chicago?

Best airlines flying from Arizona to Chicago

Compare and see reviews for airlines that fly from Arizona to Chicago with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $78Free CancellationRating
6.3
8,031 reviews
Search Spirit Airlines flights
FrontierPriceFrom $99Free CancellationRating
5.8
3,166 reviews
Search Frontier flights
Allegiant AirPriceFrom $131Free CancellationRating
7.2
699 reviews
Search Allegiant Air flights
United AirlinesPriceFrom $149Free CancellationRating
7.4
8,922 reviews
Search United Airlines flights
American AirlinesPriceFrom $189Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
SouthwestPriceFrom $202Free CancellationRating
8.0
4,244 reviews
Search Southwest flights

Traveling to a place near Chicago?

Book flights to Chicago if you plan to visit one of these locations
Merrillville
New Buffalo
Hammond
Benton Harbor
Saint Joseph
Lansing
Portage
Schererville
Valparaiso
Crown Point
Munster
Chesterton
Monticello
Porter
Griffith
Saint John

Why use momondo?

Why should I use momondo to find a flight deal from Arizona 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 Arizona to Chicago for you.

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

Yes. momondo allows you to filter the results for Arizona to Chicago flights to just show those with flexible booking policies.

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

Once you have performed a search for Arizona to Chicago flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Arizona to Chicago right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Chicago from Arizona. 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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Wed 10/22
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Find better results for your trip to the United States

Fly into one of these airports located in Chicago

Airports listed have a maximum distance of 78.5 mi from Chicago
Chicago Midway Airport
Chicago O'Hare Intl Airport
Chicago Greater Rockford Airport