Round-trip from | $92 (Cheapflightsfares) |
---|---|
One-way from | $49 (Booking.com) |
Popular in | June |
Cheapest in | October |
Average price | $190 |
Good round-trip deal | $108 or less |
Good one-way deal | $97 or less |
Fly from
Fly to
Route
Depart
Return
Price
HoustonChicago
IAH - MDW
IAHMDW
Houston George Bush Intcntl
Wed 10/8
8:05 am-1:38 pm
1 stop5h 33m
Chicago Midway
Sat 10/11
10:00 am-12:52 pm
Nonstop2h 52m
HoustonSt. Louis
IAH - STL
IAHSTL
Houston George Bush Intcntl
Fri 10/17
7:57 pm-10:00 pm
Nonstop2h 03m
Lambert-St Louis
Tue 10/21
6:15 am-8:26 am
Nonstop2h 11m
HoustonSt. Louis
IAH - STL
IAHSTL
Houston George Bush Intcntl
Wed 10/22
5:00 pm-6:57 pm
Nonstop1h 57m
Lambert-St Louis
Wed 10/29
8:20 am-10:40 am
Nonstop2h 20m
HoustonSt. Louis
IAH - STL
IAHSTL
Houston George Bush Intcntl
Tue 10/14
2:20 pm-4:28 pm
Nonstop2h 08m
Lambert-St Louis
Thu 10/16
8:25 am-10:37 am
Nonstop2h 12m
HoustonChicago
IAH - ORD
IAHORD
Houston George Bush Intcntl
Mon 10/13
9:46 am-3:49 pm
1 stop6h 03m
Chicago O'Hare Intl
Mon 10/20
6:00 am-8:51 am
Nonstop2h 51m
HoustonSt. Louis
IAH - STL
IAHSTL
Houston George Bush Intcntl
Thu 10/23
5:00 pm-6:57 pm
Nonstop1h 57m
Lambert-St Louis
Sun 10/26
6:15 am-8:33 am
Nonstop2h 18m
HoustonChicago
IAH - ORD
IAHORD
Houston George Bush Intcntl
Wed 10/29
6:30 am-9:11 am
Nonstop2h 41m
Chicago O'Hare Intl
Sat 11/1
7:10 am-10:12 am
Nonstop3h 02m
HoustonChicago
IAH - ORD
IAHORD
Houston George Bush Intcntl
Tue 11/4
8:15 am-10:56 am
Nonstop2h 41m
Chicago O'Hare Intl
Tue 11/4
5:10 pm-8:10 pm
Nonstop3h 00m
HoustonChicago
IAH - ORD
IAHORD
Houston George Bush Intcntl
Fri 10/17
5:00 am-7:50 am
Nonstop2h 50m
Chicago O'Hare Intl
Tue 10/21
9:05 pm-11:59 pm
Nonstop2h 54m
HoustonSt. Louis
IAH - STL
IAHSTL
Houston George Bush Intcntl
Fri 11/7
4:45 pm-6:47 pm
Nonstop2h 02m
Lambert-St Louis
Thu 11/13
6:15 am-8:34 am
Nonstop2h 19m
Currently, August is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to Illinois (average of $245). Flying from Houston George Bush Intcntl Airport 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.
When flying from Houston George Bush Intcntl Airport to Illinois, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
The most flights from IAH to USIL are scheduled on a Sunday (69 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (53 on average).
Comfort
Food
Overall
Boarding
Crew
Entertainment
Reviews
Kim,May 2025
PIH - SLC
Comfort
Food
Overall
Boarding
Crew
Entertainment
Reviews
Kim,May 2025
PIH - SLC
Comfort
Food
Overall
Boarding
Crew
Entertainment
Reviews
Kim,May 2025
PIH - SLC
Comfort
Food
Overall
Boarding
Crew
Entertainment
Reviews
Kim,May 2025
PIH - SLC
Comfort
Food
Overall
Boarding
Crew
Entertainment
Reviews
Kim,May 2025
PIH - SLC
Comfort
Food
Overall
Boarding
Crew
Entertainment
Reviews
Kim,May 2025
PIH - SLC
Airline | Cheapest | Average | Flexibility | On-time |
---|---|---|---|---|
Cheapest$75 | Average$178 | FlexibilityNo cancel fee | On-time62% | |
Cheapest$79 | Average$167 | FlexibilityNo cancel fee | On-time65% | |
Cheapest$160 | Average$401 | FlexibilityNo cancel fee | On-time71% | |
Cheapest$177 | Average$398 | FlexibilityNo cancel fee | On-time69% | |
Cheapest$216 | Average$331 | FlexibilityNo cancel fee | On-timeN/A |