Compare live prices for IAH to ORD. Use the search panel
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IAH → ORD11 May 2026Live inventory
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Showing 25
of 125
live flights
Spirit Airlines
NK-1015
07:15
05/11/2026
IAH
Houston Airport
2h 39m
Non-stop
09:54
05/11/2026
ORD
Chicago Airport
₹6,815
per person
✕ Non-refundable3 fare optionsLCC
Frontier Airlines
F9-4106
20:50
05/11/2026
IAH
Houston Airport
11h 5m
1 Stop
⏱ ATL · 6h 26mATL Airport
07:55
05/12/2026
+1
ORD
Chicago Airport
₹7,452
per person
✕ Non-refundable
Frontier Airlines
F9-1496
08:29
05/11/2026
IAH
Houston Airport
15h 30m
1 Stop
⏱ FLL · 9h 16mFLL Airport
23:59
05/11/2026
ORD
Chicago Airport
₹9,322
per person
✕ Non-refundable🔥 Last 4 seats
Frontier Airlines
F9-3205
22:05
05/11/2026
IAH
Houston Airport
22h 27m
1 Stop
⏱ DEN · 16h 56mDEN Airport
20:32
05/12/2026
+1
ORD
Chicago Airport
₹9,322
per person
✕ Non-refundable
Spirit Airlines
NK-2438
09:58
05/11/2026
IAH
Houston Airport
13h 17m
1 Stop
⏱ FLL · 7h 34mFLL Airport
23:15
05/11/2026
ORD
Chicago Airport
₹10,477
per person
✕ Non-refundable3 fare optionsLCC
Spirit Airlines
NK-2803
16:20
05/11/2026
IAH
Houston Airport
7h 36m
1 Stop
⏱ MIA · 1h 42mMIA Airport
23:56
05/11/2026
ORD
Chicago Airport
₹10,477
per person
✕ Non-refundable3 fare optionsLCC
Frontier Airlines
F9-2030
19:44
05/11/2026
IAH
Houston Airport
27h 29m
1 Stop
⏱ MCO · 21h 41mMCO Airport
23:13
05/12/2026
+1
ORD
Chicago Airport
₹11,279
per person
✕ Non-refundable
Frontier Airlines
F9-3229
06:30
05/11/2026
IAH
Houston Airport
14h 2m
1 Stop
⏱ DEN · 8h 48mDEN Airport
20:32
05/11/2026
ORD
Chicago Airport
₹11,279
per person
✕ Non-refundable
Frontier Airlines
F9-1882
12:45
05/11/2026
IAH
Houston Airport
2h 58m
Non-stop
15:43
05/11/2026
ORD
Chicago Airport
₹11,839
per person
✕ Non-refundable
Frontier Airlines
F9-4028
10:51
05/11/2026
IAH
Houston Airport
7h 53m
1 Stop
⏱ PHL · 1h 50mPHL Airport
18:44
05/11/2026
ORD
Chicago Airport
₹12,982
per person
✕ Non-refundable
Frontier Airlines
F9-1404
05:45
05/11/2026
IAH
Houston Airport
5h 24m
1 Stop
⏱ ATL · 1h 1mATL Airport
11:09
05/11/2026
MDW
Chicago Airport
₹12,982
per person
✕ Non-refundable🔥 Last 3 seats
Frontier Airlines
F9-4076
11:12
05/11/2026
IAH
Houston Airport
10h 50m
1 Stop
⏱ ATL · 6h 30mATL Airport
22:02
05/11/2026
MDW
Chicago Airport
₹13,502
per person
✕ Non-refundable
Spirit Airlines
NK-753
11:49
05/11/2026
IAH
Houston Airport
10h 25m
1 Stop
⏱ MCO · 4h 54mMCO Airport
22:14
05/11/2026
ORD
Chicago Airport
₹13,754
per person
✕ Non-refundable3 fare optionsLCC
American Airlines
AA-3106
06:04
05/11/2026
IAH
Houston Airport
2h 52m
Non-stop
08:56
05/11/2026
ORD
Chicago Airport
₹13,914
per person
✕ Non-refundable21 fare options
American Airlines
AA-3485
18:27
05/11/2026
IAH
Houston Airport
2h 58m
Non-stop
21:25
05/11/2026
ORD
Chicago Airport
₹13,914
per person
✓ Refundable20 fare options
American Airlines
AA-4720
16:59
05/11/2026
IAH
Houston Airport
2h 59m
Non-stop
19:58
05/11/2026
ORD
Chicago Airport
₹13,914
per person
✓ Refundable20 fare options
Delta Air Lines
DL-1651
18:35
05/11/2026
IAH
Houston Airport
5h 24m
1 Stop
⏱ ATL · 0h 52mATL Airport
23:59
05/11/2026
ORD
Chicago Airport
₹14,261
per person
✕ Non-refundable2 fare options
Delta Air Lines
DL-2890
16:28
05/11/2026
IAH
Houston Airport
5h 25m
1 Stop
⏱ ATL · 1h 14mATL Airport
21:53
05/11/2026
ORD
Chicago Airport
₹14,261
per person
✕ Non-refundable2 fare options
Delta Air Lines
DL-1148
14:20
05/11/2026
IAH
Houston Airport
6h 6m
1 Stop
⏱ ATL · 1h 50mATL Airport
20:26
05/11/2026
ORD
Chicago Airport
₹14,261
per person
✕ Non-refundable2 fare options
Delta Air Lines
DL-1195
13:06
05/11/2026
HOU
Houston Airport
5h 29m
1 Stop
⏱ ATL · 1h 5mATL Airport
18:35
05/11/2026
ORD
Chicago Airport
₹14,261
per person
✕ Non-refundable2 fare options
Delta Air Lines
DL-1389
05:20
05/11/2026
IAH
Houston Airport
7h 41m
1 Stop
⏱ DTW · 3h 30mDTW Airport
13:01
05/11/2026
ORD
Chicago Airport
₹14,261
per person
✕ Non-refundable2 fare options
Southwest Airlines
WN-3755
05:10
05/11/2026
HOU
Houston Airport
2h 25m
Non-stop
07:35
05/11/2026
MDW
Chicago Airport
₹14,734
per person
✕ Non-refundable9 fare options
American Airlines
AA-1865
16:42
05/11/2026
IAH
Houston Airport
5h 3m
1 Stop
⏱ DFW · 1h 3mDFW Airport
21:45
05/11/2026
ORD
Chicago Airport
₹14,833
per person
✓ Refundable15 fare options
American Airlines
AA-1865
16:42
05/11/2026
IAH
Houston Airport
5h 38m
1 Stop
⏱ DFW · 1h 35mDFW Airport
22:20
05/11/2026
ORD
Chicago Airport
₹14,833
per person
✓ Refundable15 fare options
American Airlines
AA-2142
18:09
05/11/2026
IAH
Houston Airport
5h 39m
1 Stop
⏱ DFW · 1h 52mDFW Airport
23:48
05/11/2026
ORD
Chicago Airport
₹14,833
per person
✓ Refundable15 fare options
😕 No flights match your filters.
Houston (IAH)
Chicago (ORD)
📅 Results on this page are loaded for 11 May 2026. Click View all flights for the complete live search.
Houston to Chicago — what to expect when booking
The IAH–ORD route is served by multiple carriers throughout the year.
Fares on this route can move quickly — a price available now may not be there 30 minutes later.
If your dates are flexible, try shifting your departure by a day or two using the date strip above.
Mid-week departures often show lower base fares compared to weekend starts on many routes.
Before you book
Compare nearby dates
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❓ Frequently asked questions — Houston to Chicago flights
Generally yes — fares on most routes are most competitive around 4–6 weeks before departure. Booking earlier usually means better availability and a lower base fare when your dates are fixed.
The straight-line distance between Houston, TX,USA (IAH) and Chicago,USA (ORD) is approximately shown in the route details above. Actual flying distance may vary slightly depending on routing.
Non-stop availability on this route varies by airline schedule and season. Use the filters below to quickly check whether direct options are available on your selected date.
Mid-week departures often show lower prices than weekend travel on many routes. Use the date strip above to compare nearby days quickly.