Spirit's Big Front Seats offer 11 inches more legroom, ideal for short flights.
Spirit's self-service bag drop saves time; print your boarding pass in advance.

Round-trip from | $87 (Super.com) |
|---|---|
One-way from | $44 (Super.com) |
Popular in | March |
Cheapest in | February |
Average price | $228 |
Fly from
Fly to
Route
Depart
Return
Price
ChicagoHouston
ORD - IAH
ORDIAH
Chicago O'Hare Intl
qua 2/25
7:05 am-8:23 pm
1 stop13h 18m
Houston George Bush Intcntl
ter 3/3
11:44 am-2:23 pm
Nonstop2h 39m
ChicagoHouston
ORD - IAH
ORDIAH
Chicago O'Hare Intl
qua 4/29
3:49 pm-10:41 pm
1 stop6h 52m
Houston George Bush Intcntl
sáb 5/2
5:46 pm-8:25 pm
Nonstop2h 39m
ChicagoHouston
ORD - IAH
ORDIAH
Chicago O'Hare Intl
sex 5/1
8:53 pm-11:00 am
1 stop14h 07m
Houston George Bush Intcntl
sáb 5/2
5:46 pm-8:25 pm
Nonstop2h 39m
ChicagoHouston
ORD - IAH
ORDIAH
Chicago O'Hare Intl
qua 1/21
7:50 pm-10:58 pm
Nonstop3h 08m
Houston George Bush Intcntl
dom 1/25
9:50 pm-12:28 am
Nonstop2h 38m
ChicagoHouston
ORD - IAH
ORDIAH
Chicago O'Hare Intl
sáb 4/18
6:00 am-5:08 pm
1 stop11h 08m
Houston George Bush Intcntl
ter 4/21
7:35 am-7:48 pm
1 stop12h 13m
ChicagoHouston
ORD - IAH
ORDIAH
Chicago O'Hare Intl
ter 5/5
7:05 am-8:38 pm
1 stop13h 33m
Houston George Bush Intcntl
sáb 5/9
4:20 pm-11:12 pm
1 stop6h 52m
ChicagoHouston
ORD - IAH
ORDIAH
Chicago O'Hare Intl
qua 2/25
6:30 am-3:14 pm
1 stop8h 44m
Houston George Bush Intcntl
sáb 2/28
2:23 pm-7:19 pm
1 stop4h 56m
ChicagoHouston
ORD - IAH
ORDIAH
Chicago O'Hare Intl
sex 1/30
9:05 pm-12:12 am
Nonstop3h 07m
Houston George Bush Intcntl
dom 2/1
9:50 pm-12:28 am
Nonstop2h 38m
ChicagoHouston
ORD - HOU
ORDHOU
Chicago O'Hare Intl
ter 1/13
2:50 pm-10:33 pm
1 stop7h 43m
Houston Hobby
qua 1/14
11:09 am-4:45 pm
1 stop5h 36m
ChicagoHouston
ORD - IAH
ORDIAH
Chicago O'Hare Intl
sex 1/16
5:40 am-8:41 am
Nonstop3h 01m
Houston George Bush Intcntl
seg 1/19
6:20 am-9:08 am
Nonstop2h 48m
To ensure you get the cheapest price possible for a flight from Chicago O'Hare Intl Airport to Houston, you should look to book at least 65 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
Currently, August is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Houston (average of $56). Flying from Chicago O'Hare Intl Airport to Houston in June is currently the most expensive (average of $130). 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 Chicago O'Hare Intl Airport to Houston, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 42% versus a flight in the morning.
Travelers seeking maximum savings on their Chicago O'Hare Intl Airport to Houston flight should consider departing on Wednesday mornings when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
About 22% of weekly flights between Chicago and Houston have experienced delays in the past year, with the average delay time being 56 minutes.
Historically, flights departing in the evening are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.
Wednesday tends to have the lowest number of delays on this route, whereas Monday has historically faced a higher average of delays compared to other days of the week.
Boarding
Crew
Entertainment
Food
Comfort
Overall
Reviews
Mike,Aug 2025
OKC - AUS
Boarding
Crew
Entertainment
Food
Comfort
Overall
Reviews
Mike,Aug 2025
OKC - AUS
Boarding
Crew
Entertainment
Food
Comfort
Overall
Reviews
Mike,Aug 2025
OKC - AUS
Boarding
Crew
Entertainment
Food
Comfort
Overall
Reviews
Mike,Aug 2025
OKC - AUS
Boarding
Crew
Entertainment
Food
Comfort
Overall
Reviews
Mike,Aug 2025
OKC - AUS
Boarding
Crew
Entertainment
Food
Comfort
Overall
Reviews
Mike,Aug 2025
OKC - AUS
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$64 | Average$161 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$75 | Average$162 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$132 | Average$347 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$160 | Average$263 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$225 | Average$354 | FlexibilityNo cancel fee | On-time63% |