$100 Cheap United flights Chicago (ORD) to Phoenix (PHX)

View $100 flight on Wed, Sep 24, 2025Opens in a new window

$100 Cheap United flights Chicago (ORD) to Phoenix (PHX)

Prices were available within the past 7 days and start at $100 for one-way flights and $199 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Wed, Sep 24 - Wed, Oct 1
ORD
Chicago
PHX
Phoenix
$199 Roundtrip, found 1 day ago
$199
Roundtrip
found 1 day ago
Select United flight, departing Wed, Sep 24 from Chicago to Phoenix, returning Wed, Oct 1, priced at $199 found 1 day ago
United
Sun, Aug 24 - Sun, Aug 31
ORD
Chicago
PHX
Phoenix
$253 Roundtrip, found 4 days ago
$253
Roundtrip
found 4 days ago
Select United flight, departing Sun, Aug 24 from Chicago to Phoenix, returning Sun, Aug 31, priced at $253 found 4 days ago
Flights from Chicago (ORD) to Phoenix (PHX)
Origin airport
O'Hare Intl.
Destination airport
Sky Harbor Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, Hawaiian Airlines, Spirit Airlines, United
Popular airline
Frontier Airlines
Distance
2299 km
Average flight time
1 hour 45 mins