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Find Deals on Flights to Chicago O'Hare International

Dates flexible? Here are the best fares found in the past 48 hours...

Book cheap flights to Chicago O'Hare International

(Round-trip)
Depart: Mon Jun 15 2015 Return: Tue Jun 16 2015 Trip spans 2 days
American Airlines
American Airlines
MSY
ORD
2h 41m
nonstop
ORD
MSY
2h 25m
nonstop
Depart: Wed Aug 26 2015 Return: Tue Sep 1 2015 Trip spans 7 days
Frontier
Frontier
TTN
ORD
2h 10m
nonstop
ORD
TTN
2h 00m
nonstop
Depart: Wed Jun 17 2015 Return: Wed Jun 24 2015 Trip spans 8 days
Spirit Airlines
Spirit Airlines
MSP
ORD
1h 24m
nonstop
ORD
MSP
1h 27m
nonstop
Depart: Thu Jun 18 2015 Return: Thu Jun 25 2015 Trip spans 8 days
American Airlines
American Airlines
RDU
ORD
2h 09m
nonstop
ORD
RDU
2h 00m
nonstop
Depart: Tue Jun 23 2015 Return: Wed Jun 24 2015 Trip spans 2 days
American Airlines
American Airlines
HOU
ORD
2h 52m
nonstop
ORD
HOU
2h 49m
nonstop
Depart: Sat Jul 4 2015 Return: Wed Aug 26 2015 Trip spans 54 days
Frontier
Frontier
PHL
ORD
2h 20m
nonstop
ORD
PHL
2h 05m
nonstop
Depart: Tue Jun 2 2015 Return: Wed Jun 3 2015 Trip spans 2 days
Frontier
Frontier
IAD
ORD
1h 55m
nonstop
ORD
IAD
1h 40m
nonstop
Depart: Tue Jun 30 2015 Return: Sun Jul 5 2015 Trip spans 6 days
United
United
BWI
ORD
2h 07m
nonstop
ORD
BWI
2h 02m
nonstop
Depart: Thu Jul 9 2015 Return: Tue Jul 28 2015 Trip spans 20 days
American Airlines
American Airlines
DEN
ORD
2h 29m
nonstop
ORD
DEN
2h 41m
nonstop
Depart: Thu Sep 10 2015 Return: Sun Sep 13 2015 Trip spans 4 days
Frontier
Frontier
MIA
ORD
3h 20m
nonstop
ORD
MIA
3h 05m
nonstop
Depart: Wed Jun 3 2015 Return: Tue Jun 9 2015 Trip spans 7 days
United
United
DFW
ORD
2h 22m
nonstop
ORD
DFW
2h 26m
nonstop
Depart: Mon Jun 8 2015 Return: Wed Jun 10 2015 Trip spans 3 days
Spirit Airlines
Spirit Airlines
ATL
ORD
2h 00m
nonstop
ORD
ATL
1h 53m
nonstop
Depart: Fri Aug 21 2015 Return: Tue Aug 25 2015 Trip spans 5 days
Spirit Airlines
Spirit Airlines
IAH
ORD
2h 41m
nonstop
ORD
IAH
2h 40m
nonstop
Depart: Fri Jun 5 2015 Return: Tue Jun 16 2015 Trip spans 12 days
Frontier
Frontier
LAS
ORD
3h 35m
nonstop
ORD
LAS
4h 00m
nonstop
Depart: Wed Aug 12 2015 Return: Wed Aug 26 2015 Trip spans 15 days
Frontier
Frontier
AUS
ORD
2h 35m
nonstop
ORD
AUS
2h 40m
nonstop
Depart: Fri Nov 6 2015 Return: Sun Nov 8 2015 Trip spans 3 days
Delta
Delta
MCI
ORD
4h 17m
1 stop
ORD
MCI
3h 31m
1 stop
Depart: Sat May 30 2015 Return: Mon Jun 1 2015 Trip spans 3 days
United
United
CLE
ORD
1h 22m
nonstop
ORD
CLE
1h 17m
nonstop
Depart: Thu Jun 25 2015 Return: Tue Jun 30 2015 Trip spans 6 days
American Airlines
American Airlines
TPA
ORD
2h 55m
nonstop
ORD
TPA
2h 45m
nonstop
Depart: Sat Sep 5 2015 Return: Tue Sep 8 2015 Trip spans 4 days
Spirit Airlines
Spirit Airlines
BOS
ORD
2h 52m
nonstop
ORD
BOS
2h 26m
nonstop
Depart: Wed Nov 11 2015 Return: Thu Nov 19 2015 Trip spans 9 days
Spirit Airlines
Spirit Airlines
PHX
ORD
3h 22m
nonstop
ORD
PHX
4h 00m
nonstop
Airports
Origin

Kansas City
$164
Raleigh
$117
Austin
$158
Cleveland
$168
Washington
$145
Miami
$145
Baltimore
$145
Minneapolis
$107
Atlanta
$157
New Orleans
$97
Phoenix
$177
Trenton
$105
Denver
$145
Dallas
$147
Tampa
$172
Philadelphia
$138
Las Vegas
$158
Houston
only $157
only $133
Boston
$177
Destination

Chicago
$97