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

Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Tue,Wed 14:18 Chicago O'Hare (ORD) 2 17:18 Houston George Bush (IAH) A
Spirit Airlines NK 1157 Non-stop Airbus A321neo (32Q) 3:00 Effective 2026-01-13 through 2026-01-28
Mon,Thu-Sun 15:22 Chicago O'Hare (ORD) 2 18:22 Houston George Bush (IAH) A
Spirit Airlines NK 1157 Non-stop Airbus A321neo (32Q) 3:00 Effective 2026-01-08 through 2026-02-02
Daily 15:22 Chicago O'Hare (ORD) 2 18:22 Houston George Bush (IAH) A
Spirit Airlines NK 1157 Non-stop Airbus A321neo (32Q) 3:00 Effective 2026-02-03 through 2026-02-11
Daily 15:28 Chicago O'Hare (ORD) 2 18:28 Houston George Bush (IAH) A
Spirit Airlines NK 1157 Non-stop Airbus A321neo (32Q) 3:00 Effective 2026-02-12 through 2026-03-11
Daily 15:33 Chicago O'Hare (ORD) 3 18:26 Houston George Bush (IAH) A
Spirit Airlines NK 1157 Non-stop Airbus A321neo (32Q) 2:53 Effective 2026-03-12 through 2026-04-14
Daily 21:09 Chicago O'Hare (ORD) 2 23:59 Houston George Bush (IAH) A
Spirit Airlines NK 1213 Non-stop Airbus A321neo (32Q) 2:50 Valid until 2026-01-07
Daily 07:41 Chicago O'Hare (ORD) 2 10:42 Houston George Bush (IAH) A
Spirit Airlines NK 1647 Non-stop Airbus A320 (32A) 3:01 Effective 2026-04-15 through 2026-06-17




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Spirit Airlines flights from Chicago O'Hare (ORD) to Houston George Bush (IAH).
Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Spirit Airlines NK1157
14:18
Chicago O'Hare (ORD) 2

17:18
Houston George Bush (IAH) A
Effective 2026-01-13 through 2026-01-28
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 3:00, non-stop
Airbus A321neo (32Q)
Direct Flights:
Spirit Airlines NK1157
15:22
Chicago O'Hare (ORD) 2

18:22
Houston George Bush (IAH) A
Effective 2026-01-08 through 2026-02-02
Mon
Tue
-
Wed
-
Thu
Fri
Sat
Sun
Duration: 3:00, non-stop
Airbus A321neo (32Q)
Direct Flights:
Spirit Airlines NK1157
15:22
Chicago O'Hare (ORD) 2

18:22
Houston George Bush (IAH) A
Effective 2026-02-03 through 2026-02-11
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:00, non-stop
Airbus A321neo (32Q)
Direct Flights:
Spirit Airlines NK1157
15:28
Chicago O'Hare (ORD) 2

18:28
Houston George Bush (IAH) A
Effective 2026-02-12 through 2026-03-11
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:00, non-stop
Airbus A321neo (32Q)
Direct Flights:
Spirit Airlines NK1157
15:33
Chicago O'Hare (ORD) 3

18:26
Houston George Bush (IAH) A
Effective 2026-03-12 through 2026-04-14
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:53, non-stop
Airbus A321neo (32Q)
Direct Flights:
Spirit Airlines NK1213
21:09
Chicago O'Hare (ORD) 2

23:59
Houston George Bush (IAH) A
Valid until 2026-01-07
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:50, non-stop
Airbus A321neo (32Q)
Direct Flights:
Spirit Airlines NK1647
07:41
Chicago O'Hare (ORD) 2

10:42
Houston George Bush (IAH) A
Effective 2026-04-15 through 2026-06-17
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:01, non-stop
Airbus A320 (32A)
  • A domestic route departing from the Chicago O'Hare airport (ORD) and arriving at Houston George Bush airport (IAH).
  • 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 2:50 and 3:01.
All ORD-IAH flights
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