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Find Flight Deals from Lambert-St Louis to Chicago O'Hare International (STL - ORD)

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

Book cheap flights from Lambert-St Louis to Chicago O'Hare International

(Round-trip)
Depart: Tue Apr 28 2015 Return: Thu Apr 30 2015 Trip spans 3 days
Air Choice One
Air Choice One
STL
12:50a
ORD
7:35a
6h 45m
1 stop
ORD
3:35a
STL
6:10a
2h 35m
1 stop
Depart: Tue Jun 9 2015 Return: Tue Jun 16 2015 Trip spans 8 days
Air Choice One
Air Choice One
STL
12:50a
ORD
3:20a
2h 30m
1 stop
ORD
5:00a
STL
8:10a
3h 10m
1 stop
Depart: Wed Jun 10 2015 Return: Tue Jun 16 2015 Trip spans 7 days
Air Choice One
Air Choice One
STL
5:00a
ORD
7:35a
2h 35m
1 stop
ORD
5:00a
STL
8:10a
3h 10m
1 stop
Depart: Thu Jun 11 2015 Return: Tue Jun 16 2015 Trip spans 6 days
Air Choice One
Air Choice One
STL
12:50a
ORD
3:20a
2h 30m
1 stop
ORD
3:35a
STL
6:10a
2h 35m
1 stop
Depart: Tue May 19 2015 Return: Fri May 22 2015 Trip spans 4 days
Air Choice One
Air Choice One
STL
12:50a
ORD
3:20a
2h 30m
1 stop
ORD
3:35a
STL
6:10a
2h 35m
1 stop
Depart: Thu May 21 2015 Return: Mon May 25 2015 Trip spans 5 days
Air Choice One
Air Choice One
STL
12:50a
ORD
3:20a
2h 30m
1 stop
ORD
3:35a
STL
6:10a
2h 35m
1 stop
Depart: Fri May 1 2015 Return: Mon May 4 2015 Trip spans 4 days
Air Choice One
Air Choice One
STL
12:50a
ORD
3:20a
2h 30m
1 stop
ORD
3:35a
STL
6:10a
2h 35m
1 stop
Depart: Sat May 9 2015 Return: Mon May 25 2015 Trip spans 17 days
Air Choice One
Air Choice One
STL
5:00a
ORD
7:35a
2h 35m
1 stop
ORD
3:35a
STL
6:10a
2h 35m
1 stop
Depart: Fri May 15 2015 Return: Mon May 18 2015 Trip spans 4 days
Air Choice One
Air Choice One
STL
12:50a
ORD
3:20a
2h 30m
1 stop
ORD
3:35a
STL
6:10a
2h 35m
1 stop
Depart: Mon May 18 2015 Return: Wed May 20 2015 Trip spans 3 days
US Airways
US Airways
STL
2:30p
ORD
3:53p
1h 23m
nonstop
ORD
1:45p
STL
3:07p
1h 22m
nonstop
Depart: Fri May 22 2015 Return: Sat May 23 2015 Trip spans 2 days
American Airlines
American Airlines
STL
2:35a
ORD
3:48a
1h 13m
nonstop
ORD
4:00p
STL
5:14p
1h 14m
nonstop
Depart: Wed May 27 2015 Return: Thu May 28 2015 Trip spans 2 days
United
United
STL
2:52p
ORD
4:08p
1h 16m
nonstop
ORD
3:14a
STL
4:30a
1h 16m
nonstop
Depart: Wed May 20 2015 Return: Fri May 22 2015 Trip spans 3 days
US Airways
US Airways
STL
2:35a
ORD
3:48a
1h 13m
nonstop
ORD
11:45a
STL
12:57p
1h 12m
nonstop
Depart: Sat May 23 2015 Return: Mon May 25 2015 Trip spans 3 days
US Airways
US Airways
STL
1:30a
ORD
2:47a
1h 17m
nonstop
ORD
11:45a
STL
12:57p
1h 12m
nonstop
Depart: Sun May 24 2015 Return: Tue May 26 2015 Trip spans 3 days
US Airways
US Airways
STL
1:45p
ORD
3:01p
1h 16m
nonstop
ORD
4:00p
STL
5:14p
1h 14m
nonstop
Depart: Mon May 25 2015 Return: Wed May 27 2015 Trip spans 3 days
US Airways
US Airways
STL
1:45p
ORD
3:01p
1h 16m
nonstop
ORD
6:35p
STL
7:41p
1h 06m
nonstop
Depart: Tue May 26 2015 Return: Thu May 28 2015 Trip spans 3 days
US Airways
US Airways
STL
2:35a
ORD
3:48a
1h 13m
nonstop
ORD
6:35p
STL
7:41p
1h 06m
nonstop
Depart: Thu May 28 2015 Return: Sat May 30 2015 Trip spans 3 days
US Airways
US Airways
STL
1:30a
ORD
2:47a
1h 17m
nonstop
ORD
3:40a
STL
5:05a
1h 25m
nonstop
Depart: Fri May 29 2015 Return: Sun May 31 2015 Trip spans 3 days
American Airlines
American Airlines
STL
2:30p
ORD
3:53p
1h 23m
nonstop
ORD
3:40a
STL
5:05a
1h 25m
nonstop
Depart: Sun Jun 21 2015 Return: Fri Jun 26 2015 Trip spans 6 days
Delta
Delta
STL
3:00a
ORD
6:23a
3h 23m
1 stop
ORD
6:30a
STL
12:18p
5h 48m
1 stop
Direct flights STL to ORD on American Airlines
Flight # Depart STL Arrive ORD Sun Mon Tue Wed Thu Fri Sat Valid Between
1652 5:03 am 6:20 am Jun 4 - Jul 3
2268 5:25 am 6:42 am Apr 7 - May 6
2268 5:30 am 6:47 am May 26 - Jun 3
2268 5:30 am 6:47 am May 7 - May 23
1199 6:35 am 7:48 am May 24 - May 24
1199 6:35 am 7:48 am Apr 7 - May 23
1199 6:35 am 7:49 am Jun 4 - Aug 17
1199 6:35 am 7:48 am May 25 - Jun 3
1585 7:55 am 9:10 am Jun 4 - Aug 17
1585 8:10 am 9:26 am May 25 - Jun 3
1585 8:10 am 9:26 am Apr 7 - May 23
1585 8:10 am 9:26 am May 24 - May 24
3027 8:56 am 10:16 am Jun 4 - Jun 10
4223 10:05 am 11:28 am Apr 14 - May 6
4223 10:12 am 11:35 am May 25 - May 31
4223 10:12 am 11:35 am Jun 1 - Jun 3
4223 10:12 am 11:35 am May 7 - May 23
4285 12:45 pm 2:11 pm Apr 29 - May 8
4285 12:45 pm 2:11 pm May 10 - May 31
4285 12:45 pm 2:11 pm Jun 1 - Jun 3
4285 12:45 pm 2:11 pm May 9 - May 30
4285 12:45 pm 2:11 pm May 5 - May 5
3136 12:55 pm 2:15 pm Jun 4 - Jul 5
3083 2:33 pm 3:54 pm Jun 4 - Aug 17
132 2:35 pm 3:52 pm May 3 - May 6
3513 2:50 pm 4:15 pm Jun 1 - Jun 2
3513 2:50 pm 4:15 pm May 13 - May 27
3513 2:50 pm 4:15 pm Jun 3 - Jun 3
3513 2:50 pm 4:15 pm May 7 - May 31
4366 3:35 pm 5:00 pm Jun 4 - Jul 5
1588 4:05 pm 5:25 pm May 5 - May 5
1588 4:05 pm 5:25 pm May 3 - May 6
3353 4:05 pm 5:32 pm May 13 - May 27
3353 4:05 pm 5:32 pm Jun 1 - Jun 1
3353 4:05 pm 5:32 pm Jun 2 - Jun 2
3353 4:05 pm 5:32 pm Jun 3 - Jun 3
3353 4:05 pm 5:32 pm May 9 - May 30
3353 4:05 pm 5:32 pm May 7 - May 28
3353 4:05 pm 5:32 pm May 8 - May 31
1425 5:45 pm 7:01 pm May 1 - Jun 1
1425 5:45 pm 7:01 pm Jun 2 - Jun 2
1425 5:45 pm 7:01 pm May 7 - May 28
1425 5:45 pm 7:01 pm Jun 3 - Jun 3
4290 5:45 pm 7:14 pm May 2 - May 30
1425 5:54 pm 7:04 pm Jun 4 - Jul 2
4294 6:28 pm 7:51 pm May 1 - May 6
4294 6:30 pm 7:53 pm Jun 1 - Jun 3
4294 6:30 pm 7:53 pm May 7 - May 31
4294 7:22 pm 8:47 pm Jun 4 - Jun 10
3075 7:40 pm 9:03 pm May 6 - May 6
3075 7:40 pm 9:03 pm May 25 - May 31
3075 7:40 pm 9:03 pm Apr 8 - May 4
3075 7:40 pm 9:03 pm Jun 1 - Jun 3
3075 7:40 pm 9:03 pm Apr 9 - May 28
3075 7:40 pm 9:03 pm May 8 - May 22
Airports
Origin

St Louis
$144
Destination

Chicago
$144