Round-trip from | $122 (Priceline) |
---|---|
One-way from | $53 (Priceline) |
Popular in | June |
Cheapest in | February |
Average price | $188 |
Fly from
Fly to
Route
Depart
Return
Price
HoustonChicago
IAH - ORD
IAHORD
Houston George Bush Intcntl
Thu 9/18
11:34 am-7:40 pm
1 stop8h 06m
Chicago O'Hare Intl
Sun 9/21
11:32 am-8:15 pm
1 stop8h 43m
HoustonChicago
IAH - ORD
IAHORD
Houston George Bush Intcntl
Wed 7/23
5:15 am-7:50 am
Nonstop2h 35m
Chicago O'Hare Intl
Sat 7/26
9:10 pm-11:59 pm
Nonstop2h 49m
HoustonChicago
IAH - MDW
IAHMDW
Houston George Bush Intcntl
Fri 7/25
7:42 pm-10:20 pm
Nonstop2h 38m
Chicago Midway
Mon 7/28
4:01 pm-6:58 pm
Nonstop2h 57m
HoustonChicago
IAH - ORD
IAHORD
Houston George Bush Intcntl
Fri 8/22
8:28 pm-11:19 pm
Nonstop2h 51m
Chicago O'Hare Intl
Sat 9/13
8:56 pm-11:45 pm
Nonstop2h 49m
HoustonSt. Louis
IAH - STL
IAHSTL
Houston George Bush Intcntl
Thu 10/2
6:23 am-1:35 pm
1 stop7h 12m
Lambert-St Louis
Sun 10/5
2:30 pm-7:45 pm
1 stop5h 15m
HoustonChicago
HOU - MDW
HOUMDW
Houston Hobby
Wed 10/1
6:35 am-9:00 am
Nonstop2h 25m
Chicago Midway
Wed 10/8
1:00 pm-3:35 pm
Nonstop2h 35m
HoustonSt. Louis
IAH - STL
IAHSTL
Houston George Bush Intcntl
Tue 8/5
8:56 pm-11:47 pm
1 stop26h 51m
Lambert-St Louis
Thu 8/7
10:47 am-7:25 pm
1 stop8h 38m
HoustonChicago
HOU - ORD
HOUORD
Houston Hobby
Thu 8/28
6:10 am-2:25 pm
1 stop8h 15m
Chicago O'Hare Intl
Tue 9/2
1:50 pm-10:35 pm
1 stop8h 45m
HoustonSt. Louis
IAH - STL
IAHSTL
Houston George Bush Intcntl
Thu 7/31
6:00 am-1:34 pm
1 stop7h 34m
Lambert-St Louis
Thu 8/7
2:36 pm-10:56 pm
1 stop8h 20m
HoustonSt. Louis
IAH - STL
IAHSTL
Houston George Bush Intcntl
Thu 8/7
7:20 am-9:28 am
Nonstop2h 08m
Lambert-St Louis
Mon 8/11
6:15 pm-8:40 pm
Nonstop2h 25m
Currently, August is the cheapest month in which you can book a flight from Houston to Illinois (average of $245). Flying from Houston to Illinois in March is currently the most expensive (average of $321). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Houston to Illinois as you normally would.
Entertainment
Overall
Comfort
Crew
Boarding
Food
Reviews
Ila,Mar 2025
HOU - DAL
Entertainment
Overall
Comfort
Crew
Boarding
Food
Reviews
Ila,Mar 2025
HOU - DAL
Entertainment
Overall
Comfort
Crew
Boarding
Food
Reviews
Ila,Mar 2025
HOU - DAL
Entertainment
Overall
Comfort
Crew
Boarding
Food
Reviews
Ila,Mar 2025
HOU - DAL
Entertainment
Overall
Comfort
Crew
Boarding
Food
Reviews
Ila,Mar 2025
HOU - DAL
Entertainment
Overall
Comfort
Crew
Boarding
Food
Reviews
Ila,Mar 2025
HOU - DAL
Airline | Cheapest | Average | Flexibility | On-time |
---|---|---|---|---|
Cheapest$59 | Average$154 | FlexibilityNo cancel fee | On-time62% | |
Cheapest$62 | Average$164 | FlexibilityNo cancel fee | On-time65% | |
Cheapest$154 | Average$406 | FlexibilityNo cancel fee | On-time69% | |
Cheapest$157 | Average$424 | FlexibilityNo cancel fee | On-time71% | |
Cheapest$177 | Average$294 | FlexibilityNo cancel fee | On-time63% | |
Cheapest$196 | Average$346 | FlexibilityNo cancel fee | On-timeN/A |