Cheap flights from Chicago O'Hare Intl Airport to Arizona from $121
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 Arizona departing on 12/15. 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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Fly from
Fly to
Route
Depart
Return
ChicagoPhoenix
ORD Chicago O'Hare Intl - PHX Phoenix Sky Harbor Intl
ORDPHX
Chicago O'Hare Intl
Thu 10/22
7:40 am-6:33 pm
2 stops12h 53m
Phoenix Sky Harbor Intl
Sat 10/24
3:29 pm-12:24 am
1 stop6h 55m
ChicagoPhoenix
ORD Chicago O'Hare Intl - PHX Phoenix Sky Harbor Intl
ORDPHX
Chicago O'Hare Intl
Sun 11/15
6:30 am-2:46 pm
2 stops9h 16m
Phoenix Sky Harbor Intl
Thu 12/3
4:00 pm-12:53 am
1 stop7h 53m
ChicagoPhoenix
ORD Chicago O'Hare Intl - PHX Phoenix Sky Harbor Intl
ORDPHX
Chicago O'Hare Intl
Sat 1/23
7:40 am-4:24 pm
1 stop9h 44m
Phoenix Sky Harbor Intl
Thu 1/28
10:52 am-11:59 pm
1 stop12h 07m
ChicagoPhoenix
ORD Chicago O'Hare Intl - PHX Phoenix Sky Harbor Intl
ORDPHX
Chicago O'Hare Intl
Thu 1/7
7:40 am-4:24 pm
1 stop9h 44m
Phoenix Sky Harbor Intl
Tue 1/12
7:50 pm-1:15 pm
1 stop16h 25m
ChicagoPhoenix
ORD Chicago O'Hare Intl - PHX Phoenix Sky Harbor Intl
ORDPHX
Chicago O'Hare Intl
Fri 12/11
7:27 am-3:26 pm
1 stop8h 59m
Phoenix Sky Harbor Intl
Wed 12/16
3:57 pm-12:54 am
1 stop7h 57m
ChicagoPhoenix
ORD Chicago O'Hare Intl - PHX Phoenix Sky Harbor Intl
ORDPHX
Chicago O'Hare Intl
Mon 11/23
5:15 am-11:25 am
1 stop7h 10m
Phoenix Sky Harbor Intl
Tue 11/24
11:11 am-8:03 pm
1 stop7h 52m
ChicagoPhoenix
ORD Chicago O'Hare Intl - PHX Phoenix Sky Harbor Intl
ORDPHX
Chicago O'Hare Intl
Sat 11/7
3:13 pm-6:14 pm
Nonstop4h 01m
Phoenix Sky Harbor Intl
Tue 11/10
4:13 pm-9:00 pm
Nonstop3h 47m
ChicagoPhoenix
ORD Chicago O'Hare Intl - PHX Phoenix Sky Harbor Intl
ORDPHX
Chicago O'Hare Intl
Wed 11/4
7:00 pm-9:57 pm
Nonstop3h 57m
Phoenix Sky Harbor Intl
Tue 11/10
6:50 am-11:39 am
Nonstop3h 49m
ChicagoPhoenix
ORD Chicago O'Hare Intl - PHX Phoenix Sky Harbor Intl
ORDPHX
Chicago O'Hare Intl
Sat 11/7
8:37 pm-11:40 pm
Nonstop4h 03m
Phoenix Sky Harbor Intl
Wed 11/11
5:22 pm-10:00 pm
Nonstop3h 38m
ChicagoPhoenix
ORD Chicago O'Hare Intl - PHX Phoenix Sky Harbor Intl
ORDPHX
Chicago O'Hare Intl
Thu 12/3
8:30 pm-11:34 pm
Nonstop4h 04m
Phoenix Sky Harbor Intl
Sat 12/5
8:00 am-12:39 pm
Nonstop3h 39m
See travel insights to Arizona from
How to get the cheapest flight ticket from Chicago O'Hare Intl Airport to Arizona
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 Arizona?
The month of January is, on average, the cheapest month to fly to Arizona from Chicago O'Hare Intl Airport, with most prices found around $254. If you aren’t able to travel to Arizona during the month of January, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $292.
What is the cheapest day to depart on your flight to Arizona?
On average, the least expensive day to fly to Arizona from Chicago O'Hare Intl Airport is on a Saturday. momondo users have found tickets for Saturday departures for as low as $300. However, this price may fluctuate depending on the airline, the season, and holidays. The most expensive day to fly to Arizona is Sunday, with ticket prices averaging around $374.
What is the cheapest time of day to depart on your flight to Arizona?
Our most recent data shows that the best time of day to fly to Arizona is in the morning. Flights from Chicago O'Hare Intl Airport to Arizona during this time can be as low as $327. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are $356 on average. Flights to Arizona from Chicago O'Hare Intl Airport in the afternoon are generally more expensive because this time of day is more convenient for travelers’ schedules.
What is the cheapest Chicago O'Hare Intl to Arizona flight route?
Fly from Chicago O'Hare Intl to Phoenix Sky Harbor Intl for the best Chicago O'Hare Intl - Arizona flight prices
How far in advance should I book a flight from Chicago O'Hare Intl Airport to Arizona?
You are more likely to see cheaper flights to Arizona from Chicago O'Hare Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Arizona for around $325 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Arizona from Chicago O'Hare Intl Airport for as low as $273 on momondo.
What cabin class options are available on Chicago O'Hare Intl Airport to Arizona flights?
There are 4 cabin classes available to choose from on Chicago O'Hare Intl Airport to Arizona 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 O'Hare Intl to Arizona?
United Airlines, Delta, and American Airlines are the most popular carriers operating from Chicago O'Hare Intl to Arizona
What airlines fly to Arizona?
American Airlines, United Airlines and Frontier are the top three most popular airlines that fly to Arizona from Chicago O'Hare Intl Airport according to our data. American Airlines is the first choice among our users, with 38% of people opting to fly with this airline when traveling to Arizona. Keep in mind that there are 7 different airlines that fly to Arizona on a routine basis, so you have a few additional options to choose from.
How many flights depart from Chicago O'Hare Intl Airport to Arizona on average per day?
As of October 2026, there are 38 flights per day flying from Chicago O'Hare Intl Airport to Arizona. The most common time of day flights depart is 8:00PM, with 40% of flights taking off in the afternoon.
How many flights depart from Chicago O'Hare Intl Airport to Arizona on average per week?
As of October 2026, 267 flights take off from Chicago O'Hare Intl Airport and land in Arizona each week. The most common flight departure day for this route is Sun, with 24% of weekly flights taking off on this day.
Cheap Chicago O'Hare Intl Airport to Arizona flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Chicago O'Hare Intl Airport to Arizona
Frequently asked questions about flying from Chicago O'Hare Intl Airport to Arizona
When did momondo last update prices for flights from Chicago O'Hare Intl Airport to Arizona?
Prices for flights from Chicago O'Hare Intl Airport to Arizona are updated daily.
How many operators does momondo search for flights from Chicago O'Hare Intl Airport to Arizona?
There are 7 operators available for flights from Chicago O'Hare Intl Airport to Arizona as of October 2026.
How old do you have to be to fly from Chicago O'Hare Intl Airport to Arizona?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Chicago O'Hare Intl Airport to Arizona.
What documentation or ID do you need to fly to Arizona?
The travel and health documents you'll need for your trip to Arizona 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 Arizona. 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 Chicago O'Hare Intl Airport to Arizona?
momondo data reveals that the most frequently booked plane model on the route from Chicago O'Hare Intl Airport to Arizona is Boeing 737-800, representing 21.34% of all bookings. The subsequent popular models are Airbus A321-100/200 at 17.43%, Boeing 737-900 at 16.14%, and Boeing 737 MAX 9 at 12.61%.
Best airlines flying from Chicago O'Hare Intl Airport to Arizona
Compare and see reviews for airlines that fly from Chicago O'Hare Intl Airport to Arizona with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $63 | Free Cancellation | Rating 5.5 2,550 reviews | |||
| PriceFrom $108 | Free Cancellation | Rating 7.8 8,628 reviews | |||
| PriceFrom $188 | Free Cancellation | Rating 7.1 3,040 reviews | |||
| PriceFrom $189 | Free Cancellation | Rating 7.4 10,285 reviews | |||
| PriceFrom $204 | Free Cancellation | Rating 7.0 12,128 reviews | |||
| PriceFrom $217 | Free Cancellation | Rating 7.9 4,212 reviews | |||
| PriceFrom $231 | Free Cancellation | Rating 7.9 13,015 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from Chicago to Arizona?
momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Chicago to Arizona. momondo saves you time and could save you money on your trip.
Can I find flights from Chicago to Arizona with flexible booking policies on momondo?
Yes. momondo allows you to filter the results for Chicago to Arizona flights to just show those with flexible booking policies.
How can momondo help me find flights from Chicago to Arizona?
momondo provides multiple filters to help you find the best flight to Arizona from Chicago. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.
I’m not ready to book a flight from Chicago to Arizona right now. Can momondo alert me if prices change?
Price alerts on flights to Arizona from Chicago are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.