Spirit Airlines flights from Houston George Bush (IAH) to Chicago O'Hare (ORD).

Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Mon,Thu-Sun 11:38 Houston George Bush (IAH) A 14:17 Chicago O'Hare (ORD) 2
Spirit Airlines NK 1156 Non-stop Airbus A321neo (32Q) 2:39 Effective 2026-01-08 through 2026-02-02
Daily 11:38 Houston George Bush (IAH) A 14:17 Chicago O'Hare (ORD) 2
Spirit Airlines NK 1156 Non-stop Airbus A321neo (32Q) 2:39 Effective 2026-02-03 through 2026-02-11
Daily 11:44 Houston George Bush (IAH) A 14:23 Chicago O'Hare (ORD) 2
Spirit Airlines NK 1156 Non-stop Airbus A321neo (32Q) 2:39 Effective 2026-02-12 through 2026-03-11
Daily 11:49 Houston George Bush (IAH) A 14:24 Chicago O'Hare (ORD) 3
Spirit Airlines NK 1156 Non-stop Airbus A321neo (32Q) 2:35 Effective 2026-03-12 through 2026-04-14
Tue,Wed 20:05 Houston George Bush (IAH) A 22:38 Chicago O'Hare (ORD) 2
Spirit Airlines NK 1156 Non-stop Airbus A321neo (32Q) 2:33 Effective 2026-01-13 through 2026-01-28
Daily 17:30 Houston George Bush (IAH) A 20:04 Chicago O'Hare (ORD) 2
Spirit Airlines NK 1212 Non-stop Airbus A321neo (32Q) 2:34 Valid until 2026-01-07
Daily 17:46 Houston George Bush (IAH) A 20:25 Chicago O'Hare (ORD) 2
Spirit Airlines NK 1648 Non-stop Airbus A320 (32A) 2:39 Effective 2026-04-15 through 2026-06-17




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Spirit Airlines flights from Houston George Bush (IAH) to Chicago O'Hare (ORD).
Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Spirit Airlines NK1156
11:38
Houston George Bush (IAH) A

14:17
Chicago O'Hare (ORD) 2
Effective 2026-01-08 through 2026-02-02
Mon
Tue
-
Wed
-
Thu
Fri
Sat
Sun
Duration: 2:39, non-stop
Airbus A321neo (32Q)
Direct Flights:
Spirit Airlines NK1156
11:38
Houston George Bush (IAH) A

14:17
Chicago O'Hare (ORD) 2
Effective 2026-02-03 through 2026-02-11
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:39, non-stop
Airbus A321neo (32Q)
Direct Flights:
Spirit Airlines NK1156
11:44
Houston George Bush (IAH) A

14:23
Chicago O'Hare (ORD) 2
Effective 2026-02-12 through 2026-03-11
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:39, non-stop
Airbus A321neo (32Q)
Direct Flights:
Spirit Airlines NK1156
11:49
Houston George Bush (IAH) A

14:24
Chicago O'Hare (ORD) 3
Effective 2026-03-12 through 2026-04-14
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:35, non-stop
Airbus A321neo (32Q)
Direct Flights:
Spirit Airlines NK1156
20:05
Houston George Bush (IAH) A

22:38
Chicago O'Hare (ORD) 2
Effective 2026-01-13 through 2026-01-28
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:33, non-stop
Airbus A321neo (32Q)
Direct Flights:
Spirit Airlines NK1212
17:30
Houston George Bush (IAH) A

20:04
Chicago O'Hare (ORD) 2
Valid until 2026-01-07
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:34, non-stop
Airbus A321neo (32Q)
Direct Flights:
Spirit Airlines NK1648
17:46
Houston George Bush (IAH) A

20:25
Chicago O'Hare (ORD) 2
Effective 2026-04-15 through 2026-06-17
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:39, non-stop
Airbus A320 (32A)
  • A domestic route departing from the Houston George Bush airport (IAH) and arriving at Chicago O'Hare airport (ORD).
  • The flight distance is 925 miles, or 1489 km.
  • The timezone of both the departure and the arrival airports is UTC-6 . Current time at both airports is (loading...).
  • For direct flights, the flight time varies between 2:33 and 2:39.
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