$99 Cheap United flights Atlanta (ATL) to Chicago (ORD)

View $99 flight on Tue, Feb 3, 2026Opens in a new window

$99 Cheap United flights Atlanta (ATL) to Chicago (ORD)

Prices were available within the past 7 days and start at $99 for one-way flights and $132 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Tue, Feb 3 - Sat, Feb 7
ATL
Atlanta
ORD
Chicago
$132 Roundtrip, found 1 day ago
$132
Roundtrip
found 1 day ago
Select United flight, departing Tue, Feb 3 from Atlanta to Chicago, returning Sat, Feb 7, priced at $132 found 1 day ago
United
Tue, Feb 3 - Sat, Feb 7
ATL
Atlanta
ORD
Chicago
$144 Roundtrip, found 1 day ago
$144
Roundtrip
found 1 day ago
Select United flight, departing Tue, Feb 3 from Atlanta to Chicago, returning Sat, Feb 7, priced at $144 found 1 day ago
United
Fri, Apr 3 - Tue, Apr 21
ATL
Atlanta
ORD
Chicago
$172 Roundtrip, found 17 hours ago
$172
Roundtrip
found 17 hours ago
Select United flight, departing Fri, Apr 3 from Atlanta to Chicago, returning Tue, Apr 21, priced at $172 found 17 hours ago

Find the cheapest month to fly from Atlanta (ATL) to Chicago (ORD)

February is typically the cheapest month to fly

From $48 - $113 per traveler.

Alternative airports near Chicago

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Midway Intl. MDW. Closest option available. Average driving time to city center is 16 minutes. Flights from $123
MDW
Midway Intl.
Closest
Average driving time to city center16 min
Flights from $123

Travel information

Origin airport
Hartsfield-Jackson Atlanta Intl.
Destination airport
O'Hare Intl.
Airlines serving
American Airlines, Delta, JetBlue Airways, Southwest Airlines, Spirit Airlines, United
Popular airline
Delta
Distance
969 km
Average flight time
1 hour 8 mins

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