To save up to 117% on this flight, we recommend booking at least 32 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Houston George Bush Intcntl Airport to Illinois from $268 1-2 weeks out and tickets from $454 for flights departing within the next 72 hours.
Our data shows that April tends to be the cheapest month to fly to Illinois from Houston George Bush Intcntl Airport. Users have commonly found prices around $229 for the month, but tickets can be as low as $58. Due to multiple factors, prepare for potentially higher prices in July.
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.
Fly from
Fly to
Budget
$51 - $71
Route
Depart
Return
Price
Houston George Bush IntcntlChicago O'Hare Intl
IAH - ORD
IAHORD
Houston George Bush Intcntl
Mi 6/5
Nonstop2h 40m
Chicago O'Hare Intl
Mi 6/12
Nonstop2h 44m
Houston George Bush IntcntlChicago O'Hare Intl
IAH - ORD
IAHORD
Houston George Bush Intcntl
Mi 6/5
Nonstop2h 40m
Chicago O'Hare Intl
Mi 6/12
Nonstop2h 44m
Houston George Bush IntcntlChicago O'Hare Intl
IAH - ORD
IAHORD
Houston George Bush Intcntl
Mi 6/5
Nonstop2h 40m
Chicago O'Hare Intl
Mi 6/12
Nonstop2h 44m
Houston George Bush IntcntlChicago O'Hare Intl
IAH - ORD
IAHORD
Houston George Bush Intcntl
Mi 5/22
Nonstop2h 40m
Chicago O'Hare Intl
Di 5/28
Nonstop2h 47m
Houston George Bush IntcntlChicago O'Hare Intl
IAH - ORD
IAHORD
Houston George Bush Intcntl
Mi 5/29
Nonstop2h 38m
Chicago O'Hare Intl
Mi 6/5
Nonstop2h 48m
Houston George Bush IntcntlChicago O'Hare Intl
IAH - ORD
IAHORD
Houston George Bush Intcntl
Mi 7/31
Nonstop2h 39m
Chicago O'Hare Intl
Mi 8/7
Nonstop2h 46m
Houston George Bush IntcntlChicago O'Hare Intl
IAH - ORD
IAHORD
Houston George Bush Intcntl
Mi 6/5
Nonstop2h 50m
Chicago O'Hare Intl
Mi 6/12
Nonstop2h 44m
Houston George Bush IntcntlChicago O'Hare Intl
IAH - ORD
IAHORD
Houston George Bush Intcntl
Mi 6/5
1 stop10h 45m
Chicago O'Hare Intl
Mi 6/12
Nonstop2h 49m
Houston George Bush IntcntlChicago O'Hare Intl
IAH - ORD
IAHORD
Houston George Bush Intcntl
Di 6/4
Nonstop2h 38m
Chicago O'Hare Intl
Mi 6/12
Nonstop2h 49m
No data available for this route at this time. Please check back soon.
Entertainment
Comfort
Crew
Overall
Boarding
Food
Reviews
The free WiFi was so bad, I couldn’t even watch an inflight movie.
Entertainment
Comfort
Crew
Overall
Boarding
Food
Reviews
The free WiFi was so bad, I couldn’t even watch an inflight movie.
Entertainment
Comfort
Crew
Overall
Boarding
Food
Reviews
The free WiFi was so bad, I couldn’t even watch an inflight movie.
Entertainment
Comfort
Crew
Overall
Boarding
Food
Reviews
The free WiFi was so bad, I couldn’t even watch an inflight movie.
Entertainment
Comfort
Crew
Overall
Boarding
Food
Reviews
The free WiFi was so bad, I couldn’t even watch an inflight movie.
Entertainment
Comfort
Crew
Overall
Boarding
Food
Reviews
The free WiFi was so bad, I couldn’t even watch an inflight movie.
4%of flight departures | Early morningMidnight to 6 am |
---|---|
37%of flight departures | Morning6 am to noon |
49%of flight departures | AfternoonNoon to 6 pm |
10%of flight departures | Evening6 pm to midnight |
Deals for George Bush Intcntl to Illinois flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.
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