$217 Cheap United flights Boise (BOI) to Chicago (ORD)

View $217 flight on Mon, Jan 12, 2026Opens in a new window

$217 Cheap United flights Boise (BOI) to Chicago (ORD)

Prices were available within the past 7 days and start at $217 for one-way flights and $331 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Mon, Jan 12 - Thu, Jan 15
BOI
Boise
ORD
Chicago
$331 Roundtrip, found 21 hours ago
$331
Roundtrip
found 21 hours ago
Select United flight, departing Mon, Jan 12 from Boise to Chicago, returning Thu, Jan 15, priced at $331 found 21 hours ago
United
Mon, Jan 12 - Thu, Jan 15
BOI
Boise
ORD
Chicago
$353 Roundtrip, found 21 hours ago
$353
Roundtrip
found 21 hours ago
Select United flight, departing Mon, Jan 12 from Boise to Chicago, returning Thu, Jan 15, priced at $353 found 21 hours ago
United
Mon, Jan 12 - Thu, Jan 15
BOI
Boise
ORD
Chicago
$507 Roundtrip, found 21 hours ago
$507
Roundtrip
found 21 hours ago
Select United flight, departing Mon, Jan 12 from Boise to Chicago, returning Thu, Jan 15, priced at $507 found 21 hours ago

Find the cheapest month to fly from Boise (BOI) to Chicago (ORD)

August is typically the cheapest month to fly

From $141 - $308 per traveler.
Flights from Boise (BOI) to Chicago (ORD)
Origin airport
Boise
Destination airport
O'Hare Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, Hawaiian Airlines, Southwest Airlines, United
Popular airline
Alaska Airlines
Distance
2293 km
Average flight time
4 hours 47 mins