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

Depart
Return
1 adult
Adults
18-64
Seniors
65+
Youths
12-17
Children
2-11
Seat Infants
under 2
Lap Infants
under 2
Students
under 26
The price shown for each flight will be the average for all passengers including any infants.
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Book cheap flights from Chicago O'Hare International to Lambert-St Louis

(Round-trip)
Depart: Sat Jan 28 2017 Return: Mon Jan 30 2017 Trip spans 3 days
Frontier
Frontier
ORD
10:45a
STL
5:51p
7h 06m
1 stop
STL
10:50a
ORD
4:54a
18h 04m
1 stop
Depart: Tue Feb 7 2017 Return: Wed Feb 8 2017 Trip spans 2 days
American Airlines
American Airlines
ORD
1:25p
STL
3:47a
14h 22m
1 stop
STL
7:38a
ORD
8:59a
1h 21m
nonstop
Depart: Sat Feb 18 2017 Return: Mon Feb 20 2017 Trip spans 3 days
Air Choice One
Air Choice One
ORD
6:25a
STL
9:20a
2h 55m
1 stop
STL
10:30a
ORD
1:00p
2h 30m
1 stop
Depart: Mon Mar 6 2017 Return: Tue Mar 7 2017 Trip spans 2 days
United
United
ORD
9:49a
STL
11:11a
1h 22m
nonstop
STL
6:35a
ORD
7:57a
1h 22m
nonstop
Depart: Sun Mar 26 2017 Return: Wed Mar 29 2017 Trip spans 4 days
Major Airline
Major Airline
ORD
2:00a
STL
2:31a
0h 31m
nonstop
STL
2:00a
ORD
2:31a
0h 31m
nonstop
Depart: Thu Mar 23 2017 Return: Sat Apr 1 2017 Trip spans 10 days
Delta
Delta
ORD
6:57a
STL
12:59p
6h 02m
1 stop
STL
1:10p
ORD
5:07p
3h 57m
1 stop
Depart: Tue Jan 31 2017 Return: Wed Mar 1 2017 Trip spans 30 days
Frontier
Frontier
ORD
10:45a
STL
5:51p
7h 06m
1 stop
STL
10:20a
ORD
11:40p
13h 20m
1 stop
Depart: Wed Mar 1 2017 Return: Thu Mar 2 2017 Trip spans 2 days
Air Choice One
Air Choice One
ORD
2:50a
STL
9:20a
6h 30m
1 stop
STL
7:00a
ORD
1:00p
6h 00m
1 stop
Depart: Tue Feb 14 2017 Return: Wed Feb 15 2017 Trip spans 2 days
Frontier
Frontier
ORD
10:45a
STL
5:57p
7h 12m
1 stop
STL
10:20a
ORD
11:40p
13h 20m
1 stop
Depart: Wed Feb 8 2017 Return: Sun Feb 19 2017 Trip spans 12 days
Air Choice One
Air Choice One
ORD
6:25a
STL
9:20a
2h 55m
1 stop
STL
10:30a
ORD
1:00p
2h 30m
1 stop
Depart: Wed Mar 8 2017 Return: Mon Mar 13 2017 Trip spans 5 days
United
United
ORD
9:49a
STL
11:11a
1h 22m
nonstop
STL
2:46p
ORD
4:10p
1h 24m
nonstop
Depart: Thu Mar 9 2017 Return: Mon Mar 13 2017 Trip spans 4 days
American Airlines
American Airlines
ORD
4:50p
STL
5:57p
1h 07m
nonstop
STL
5:35a
ORD
6:52a
1h 17m
nonstop
Depart: Sat Jan 21 2017 Return: Sun Jan 22 2017 Trip spans 2 days
Air Choice One
Air Choice One
ORD
6:25a
STL
9:20a
2h 55m
1 stop
STL
10:30a
ORD
1:00p
2h 30m
1 stop
Depart: Thu Jul 27 2017 Return: Mon Aug 7 2017 Trip spans 12 days
Major Airline
Major Airline
ORD
5:50a
STL
7:12a
1h 22m
nonstop
STL
2:25a
ORD
3:45a
1h 20m
nonstop
Depart: Sat Mar 11 2017 Return: Mon Mar 13 2017 Trip spans 2 days
United
United
ORD
1:45a
STL
3:05a
1h 20m
nonstop
STL
2:46p
ORD
4:10p
1h 24m
nonstop
Depart: Mon Mar 13 2017 Return: Tue Mar 14 2017 Trip spans 2 days
American Airlines
American Airlines
ORD
5:50p
STL
6:57p
1h 07m
nonstop
STL
12:00p
ORD
1:20p
1h 20m
nonstop
Depart: Fri Jun 16 2017 Return: Mon Jun 19 2017 Trip spans 4 days
Delta
Delta
ORD
2:30a
STL
7:45a
5h 15m
1 stop
STL
2:45p
ORD
6:21p
3h 36m
1 stop
Depart: Mon Jan 23 2017 Return: Tue Jan 24 2017 Trip spans 2 days
Air Choice One
Air Choice One
ORD
6:25a
STL
9:20a
2h 55m
1 stop
STL
7:00a
ORD
9:35a
2h 35m
1 stop
Depart: Tue Mar 14 2017 Return: Wed Mar 15 2017 Trip spans 2 days
American Airlines
American Airlines
ORD
10:00a
STL
11:08a
1h 08m
nonstop
STL
12:00p
ORD
1:20p
1h 20m
nonstop
Depart: Thu Mar 16 2017 Return: Mon Mar 20 2017 Trip spans 5 days
United
United
ORD
2:45a
STL
4:05a
1h 20m
nonstop
STL
10:20a
ORD
11:39a
1h 19m
nonstop
Direct flights ORD to STL on American Airlines
Flight # Depart ORD Arrive STL Sun Mon Tue Wed Thu Fri Sat Valid Between
1102 7:15 am 8:23 am Jan 18 - Feb 1
1102 7:15 am 8:23 am Feb 15 - Feb 28
1102 7:15 am 8:23 am Feb 2 - Feb 27
1102 7:15 am 8:23 am Feb 14 - Feb 14
1102 7:15 am 8:23 am Jan 31 - Jan 31
1102 7:15 am 8:23 am Feb 7 - Feb 8
1102 7:15 am 8:23 am Jan 20 - Jan 30
1102 7:30 am 8:39 am Feb 19 - Mar 5
3455 7:30 am 8:42 am Feb 12 - Feb 12
3455 7:30 am 8:42 am Jan 29 - Jan 29
3366 10:19 am 11:28 am Feb 21 - Feb 28
3366 10:19 am 11:28 am Feb 16 - Feb 23
3366 10:19 am 11:28 am Feb 22 - Feb 22
3366 10:19 am 11:28 am Feb 17 - Feb 27
3755 10:19 am 11:28 am Feb 18 - Mar 11
3755 10:23 am 11:31 am Jan 28 - Feb 11
4578 10:23 am 11:36 am Jan 29 - Feb 1
4578 10:23 am 11:36 am Jan 20 - Jan 27
4578 10:23 am 11:36 am Jan 31 - Feb 14
4578 10:23 am 11:36 am Jan 30 - Feb 13
4578 10:23 am 11:36 am Feb 8 - Feb 15
4578 10:23 am 11:36 am Feb 2 - Feb 9
1308 1:30 pm 2:36 pm Feb 19 - Mar 5
1308 2:00 pm 3:08 pm Jan 28 - Feb 14
1308 2:00 pm 3:08 pm Jan 20 - Feb 15
1308 2:00 pm 3:08 pm Feb 17 - Mar 3
1308 2:00 pm 3:08 pm Feb 16 - Feb 28
3557 2:10 pm 3:21 pm Feb 18 - Mar 11
2201 5:05 pm 6:15 pm Jan 21 - Mar 11
3250 5:05 pm 6:17 pm Jan 27 - Feb 3
3250 5:05 pm 6:17 pm Feb 23 - Mar 2
3250 5:05 pm 6:17 pm Jan 31 - Feb 1
3250 5:05 pm 6:17 pm Feb 16 - Feb 20
3250 5:05 pm 6:17 pm Feb 21 - Feb 22
3250 5:05 pm 6:17 pm Feb 8 - Feb 8
3250 5:05 pm 6:17 pm Feb 15 - Feb 15
3250 5:05 pm 6:17 pm Feb 5 - Feb 13
3250 5:05 pm 6:17 pm Feb 24 - Mar 6
3250 5:05 pm 6:17 pm Feb 7 - Feb 14
3250 5:05 pm 6:17 pm Jan 29 - Jan 29
1323 6:45 pm 7:55 pm Feb 8 - Feb 22
1323 6:45 pm 7:55 pm Jan 29 - Feb 1
1323 6:45 pm 7:55 pm Jan 28 - Mar 4
1323 6:45 pm 7:55 pm Jan 30 - Feb 27
1323 6:45 pm 7:55 pm Jan 31 - Feb 28
1323 6:45 pm 7:55 pm Jan 20 - Jan 27
1315 8:00 pm 9:07 pm Feb 17 - Mar 10
1315 8:00 pm 9:07 pm Jan 29 - Feb 13
1315 8:00 pm 9:07 pm Jan 28 - Mar 11
1315 8:00 pm 9:07 pm Jan 20 - Jan 27
3622 8:00 pm 9:10 pm Feb 15 - Feb 15
2201 9:50 pm 10:57 pm Feb 8 - Feb 8
2201 9:50 pm 10:57 pm Jan 17 - Feb 7
2201 9:50 pm 10:57 pm Feb 9 - Mar 10
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

We attempt to get accurate prices, however, prices are not guaranteed.

Here's why:

We’re not the seller.
At KAYAK we don’t set the prices, so it’s not possible for us to guarantee what other companies are selling.

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Prices on airline seats, hotel rooms and car rentals can change frequently. Several people may also be trying to buy the same travel option simultaneously. As a result, you may find, on occasion, that certain prices are no longer available.

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Airports
Origin

Chicago
$166
Destination

St. Louis
$166
Airlines Airline reviews

53 travelers who booked a flight from Chicago to St. Louis rated their chosen airlines with an average of 6.7.

Overall
6.7
Boarding
6.8
Crew
7.3
Comfort
6.7
Food
6.3
Entertainment
5.9