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O'Hare International Airport to George Bush Intercontinental Airport flight

Explore the cheapest one-way and round-trip flights from O'Hare International Airport to George Bush Intercontinental Airport over the next 90 days, with one-way fares from S$ 63 and round-trip from S$ 130. Based on Trip.com's latest 7-day flight data.

    • Cheapest
      ORD 14:46
      3h 1m
      Direct
      IAH 17:47
      Chicago - Houston | Sat, Nov 7 | Frontier Airlines
      S$ 63 S$ 162
      61% off
      61% off
      S$ 162 S$ 63
    • ORD 19:35
      11h 48m
      1 stop
      IAH 07:23
      Chicago - Houston | Mon, Nov 16 | Frontier Airlines
      S$ 77 S$ 162
      52% off
      52% off
      S$ 162 S$ 77
    • ORD 13:04
      3h 7m
      Direct
      IAH 16:11
      Chicago - Houston | Tue, Nov 17 | Frontier Airlines
      S$ 78 S$ 162
      52% off
      52% off
      S$ 162 S$ 78
    • ORD 14:11
      3h 10m
      Direct
      IAH 17:21
      Chicago - Houston | Mon, Nov 2 | Frontier Airlines
      S$ 78
      52% off
      S$ 162 S$ 78
    • ORD 14:11
      3h 10m
      Direct
      IAH 17:21
      Chicago - Houston | Sun, Nov 22 | Frontier Airlines
      S$ 80
      51% off
      S$ 162 S$ 80
    • ORD 13:06
      3h 5m
      Direct
      IAH 16:11
      Chicago - Houston | Sat, Nov 14 | Frontier Airlines
      S$ 80
      51% off
      S$ 162 S$ 80
    • ORD 14:46
      3h 1m
      Direct
      IAH 17:47
      Chicago - Houston | Thu, Oct 29 | Frontier Airlines
      S$ 80
      51% off
      S$ 162 S$ 80
    • ORD 14:11
      3h 10m
      Direct
      IAH 17:21
      Chicago - Houston | Tue, Nov 17 | Frontier Airlines
      S$ 80
      73% off
      S$ 291 S$ 80
    • ORD 22:37
      10h 8m
      1 stop
      IAH 08:45
      Chicago - Houston | Fri, Dec 18 | Frontier Airlines
      S$ 81
      50% off
      S$ 162 S$ 81
    • CHI 13:00
      17h 25m
      1 stop
      HOU 14:00
      Chicago - Houston | Fri, Oct 30 | Normal Airline
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    • Cheapest nonstop
      ORD 14:46
      3h 1m
      Direct
      IAH 17:47
      Chicago - Houston | Mon, Nov 2 | Frontier Airlines
      IAH 18:42
      2h 52m
      Direct
      ORD 21:34
      Houston - Chicago | Sun, Nov 8 | Frontier Airlines
      S$ 130 S$ 222
      41% off
      41% off
      S$ 222 S$ 130
    • ORD 14:46
      3h 1m
      Direct
      IAH 17:47
      Chicago - Houston | Mon, Nov 16 | Frontier Airlines
      IAH 18:42
      2h 52m
      Direct
      ORD 21:34
      Houston - Chicago | Thu, Nov 19 | Frontier Airlines
      S$ 131 S$ 222
      41% off
      41% off
      S$ 222 S$ 131
    • ORD 13:04
      3h 7m
      Direct
      IAH 16:11
      Chicago - Houston | Tue, Nov 24 | Frontier Airlines
      IAH 09:17
      2h 54m
      Direct
      ORD 12:11
      Houston - Chicago | Sat, Nov 28 | Frontier Airlines
      S$ 151 S$ 222
      32% off
      32% off
      S$ 222 S$ 151
    • ORD 15:55
      3h 9m
      Direct
      IAH 19:04
      Chicago - Houston | Wed, Dec 9 | Frontier Airlines
      IAH 20:12
      2h 54m
      Direct
      ORD 23:06
      Houston - Chicago | Wed, Dec 16 | Frontier Airlines
      S$ 152
      32% off
      S$ 222 S$ 152
    • ORD 13:04
      3h 7m
      Direct
      IAH 16:11
      Chicago - Houston | Tue, Nov 17 | Frontier Airlines
      IAH 17:06
      2h 53m
      Direct
      ORD 19:59
      Houston - Chicago | Sat, Nov 21 | Frontier Airlines
      S$ 156
      30% off
      S$ 222 S$ 156
    • ORD 05:25
      2h 57m
      Direct
      IAH 08:22
      Chicago - Houston | Thu, Nov 26 | Frontier Airlines
      IAH 09:17
      2h 54m
      Direct
      ORD 12:11
      Houston - Chicago | Sat, Nov 28 | Frontier Airlines
      S$ 161
      27% off
      S$ 222 S$ 161
    • ORD 14:11
      3h 10m
      Direct
      IAH 17:21
      Chicago - Houston | Sun, Nov 8 | Frontier Airlines
      IAH 17:06
      2h 53m
      Direct
      ORD 19:59
      Houston - Chicago | Sat, Nov 14 | Frontier Airlines
      S$ 162
      27% off
      S$ 222 S$ 162
    • ORD 14:11
      3h 10m
      Direct
      IAH 17:21
      Chicago - Houston | Sun, Nov 15 | Frontier Airlines
      IAH 18:16
      2h 54m
      Direct
      ORD 21:10
      Houston - Chicago | Thu, Nov 19 | Frontier Airlines
      S$ 162
      27% off
      S$ 222 S$ 162
    • ORD 07:15
      7h 35m
      1 stop
      IAH 14:50
      Chicago - Houston | Mon, Nov 9 | Frontier Airlines
      IAH 08:18
      7h 19m
      1 stop
      ORD 15:37
      Houston - Chicago | Thu, Nov 12 | Frontier Airlines
      S$ 146
      34% off
      S$ 222 S$ 146
    • CHI 13:00
      17h 25m
      1 stop
      HOU 14:00
      Chicago - Houston | Fri, Oct 30 | Normal Airline
      HOU 15:00
      6h
      Direct
      CHI 16:00
      Houston - Chicago | Sun, Nov 1 | Normal Airline
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    • Cheapest nonstop
      ORD 14:46
      3h 1m
      Direct
      IAH 17:47
      Chicago - Houston | Sat, Nov 7 | Frontier Airlines
      S$ 63 S$ 162
      61% off
      61% off
      S$ 162 S$ 63
    • ORD 13:04
      3h 7m
      Direct
      IAH 16:11
      Chicago - Houston | Tue, Nov 17 | Frontier Airlines
      S$ 78 S$ 162
      52% off
      52% off
      S$ 162 S$ 78
    • ORD 14:11
      3h 10m
      Direct
      IAH 17:21
      Chicago - Houston | Mon, Nov 2 | Frontier Airlines
      S$ 78 S$ 162
      52% off
      52% off
      S$ 162 S$ 78
    • ORD 14:11
      3h 10m
      Direct
      IAH 17:21
      Chicago - Houston | Sun, Nov 22 | Frontier Airlines
      S$ 80
      51% off
      S$ 162 S$ 80
    • ORD 13:06
      3h 5m
      Direct
      IAH 16:11
      Chicago - Houston | Sat, Nov 14 | Frontier Airlines
      S$ 80
      51% off
      S$ 162 S$ 80
    • ORD 14:46
      3h 1m
      Direct
      IAH 17:47
      Chicago - Houston | Thu, Oct 29 | Frontier Airlines
      S$ 80
      51% off
      S$ 162 S$ 80
    • ORD 14:11
      3h 10m
      Direct
      IAH 17:21
      Chicago - Houston | Tue, Nov 17 | Frontier Airlines
      S$ 80
      73% off
      S$ 291 S$ 80
    • ORD 16:08
      3h
      Direct
      IAH 19:08
      Chicago - Houston | Sat, Dec 19 | Frontier Airlines
      S$ 92
      43% off
      S$ 162 S$ 92
    • ORD 16:08
      3h 9m
      Direct
      IAH 19:17
      Chicago - Houston | Sun, Dec 6 | Frontier Airlines
      S$ 93
      68% off
      S$ 291 S$ 93
    • CHI 13:00
      17h 25m
      1 stop
      HOU 14:00
      Chicago - Houston | Fri, Oct 30 | Normal Airline
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    • Cheapest nonstop
      ORD 14:11
      3h 10m
      Direct
      IAH 17:21
      Chicago - Houston | Tue, Nov 17 | Frontier Airlines
      S$ 80 S$ 305
      74% off
      74% off
      S$ 305 S$ 80
    • ORD 16:08
      3h 9m
      Direct
      IAH 19:17
      Chicago - Houston | Sun, Dec 6 | Frontier Airlines
      S$ 93 S$ 305
      70% off
      70% off
      S$ 305 S$ 93
    • ORD 16:34
      3h 9m
      Direct
      IAH 19:43
      Chicago - Houston | Thu, Jan 7 | Frontier Airlines
      S$ 108 S$ 305
      65% off
      65% off
      S$ 305 S$ 108
    • ORD 05:25
      2h 57m
      Direct
      IAH 08:22
      Chicago - Houston | Thu, Nov 26 | Frontier Airlines
      S$ 117
      62% off
      S$ 305 S$ 117
    • ORD 05:25
      2h 57m
      Direct
      IAH 08:22
      Chicago - Houston | Fri, Nov 20 | Frontier Airlines
      S$ 118
      61% off
      S$ 305 S$ 118
    • ORD 14:11
      3h 10m
      Direct
      IAH 17:21
      Chicago - Houston | Wed, Nov 4 | Frontier Airlines
      S$ 124
      59% off
      S$ 305 S$ 124
    • ORD 14:11
      3h 10m
      Direct
      IAH 17:21
      Chicago - Houston | Sat, Nov 7 | Frontier Airlines
      S$ 124
      59% off
      S$ 305 S$ 124
    • ORD 14:11
      3h 10m
      Direct
      IAH 17:21
      Chicago - Houston | Wed, Nov 18 | Frontier Airlines
      S$ 128
      57% off
      S$ 305 S$ 128
    • ORD 16:08
      3h 9m
      Direct
      IAH 19:17
      Chicago - Houston | Mon, Dec 7 | Frontier Airlines
      S$ 136
      55% off
      S$ 305 S$ 136
    • CHI 13:00
      17h 25m
      1 stop
      HOU 14:00
      Chicago - Houston | Fri, Oct 30 | Normal Airline
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    • Cheapest nonstop
      ORD 13:06
      3h 5m
      Direct
      IAH 16:11
      Chicago - Houston | Thu, Oct 29 | Frontier Airlines
      S$ 94 S$ 653
      86% off
      86% off
      S$ 653 S$ 94
    • ORD 14:11
      3h 10m
      Direct
      IAH 17:21
      Chicago - Houston | Wed, Nov 4 | Frontier Airlines
      S$ 124 S$ 653
      81% off
      81% off
      S$ 653 S$ 124
    • ORD 14:11
      3h 10m
      Direct
      IAH 17:21
      Chicago - Houston | Sat, Oct 31 | Frontier Airlines
      S$ 189 S$ 653
      71% off
      71% off
      S$ 653 S$ 189
    • ORD 13:04
      3h 5m
      Direct
      IAH 16:09
      Chicago - Houston | Mon, Nov 2 | Frontier Airlines
      S$ 234
      64% off
      S$ 653 S$ 234
    • ORD 13:06
      3h 5m
      Direct
      IAH 16:11
      Chicago - Houston | Fri, Oct 30 | Frontier Airlines
      S$ 241
      63% off
      S$ 653 S$ 241
    • ORD 13:04
      3h 5m
      Direct
      IAH 16:09
      Chicago - Houston | Sun, Nov 1 | Frontier Airlines
      S$ 310
      53% off
      S$ 653 S$ 310
    • ORD 10:35
      2h 55m
      Direct
      IAH 13:30
      Chicago - Houston | Wed, Nov 4 | American Airlines
      S$ 343
      47% off
      S$ 653 S$ 343
    • ORD 13:36
      2h 55m
      Direct
      IAH 16:31
      Chicago - Houston | Tue, Nov 3 | American Airlines
      S$ 343
      47% off
      S$ 653 S$ 343
    • ORD 07:21
      2h 53m
      Direct
      IAH 10:14
      Chicago - Houston | Thu, Oct 29 | American Airlines
      S$ 352
      46% off
      S$ 653 S$ 352
    • CHI 13:00
      17h 25m
      1 stop
      HOU 14:00
      Chicago - Houston | Fri, Oct 30 | Normal Airline
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    • ORD 20:46
      2h 45m
      Direct
      IAH 23:31
      Chicago - Houston | Thu, Jan 7 | American Airlines
      S$ 134 S$ 564
      76% off
      76% off
      S$ 564 S$ 134
    • ORD 20:46
      2h 45m
      Direct
      IAH 23:31
      Chicago - Houston | Fri, Jan 8 | American Airlines
      S$ 136 S$ 564
      76% off
      76% off
      S$ 564 S$ 136
    • ORD 20:46
      2h 45m
      Direct
      IAH 23:31
      Chicago - Houston | Wed, Jan 6 | American Airlines
      S$ 191 S$ 564
      66% off
      66% off
      S$ 564 S$ 191
    • ORD 11:00
      2h 51m
      Direct
      IAH 13:51
      Chicago - Houston | Sat, Oct 31 | American Airlines
      S$ 338
      40% off
      S$ 564 S$ 338
    • ORD 11:00
      2h 51m
      Direct
      IAH 13:51
      Chicago - Houston | Thu, Oct 29 | American Airlines
      S$ 352
      38% off
      S$ 564 S$ 352
    • ORD 11:00
      2h 51m
      Direct
      IAH 13:51
      Chicago - Houston | Fri, Oct 30 | American Airlines
      S$ 406
      28% off
      S$ 564 S$ 406
    • ORD 21:05
      2h 52m
      Direct
      IAH 23:57
      Chicago - Houston | Thu, Dec 10 | American Airlines
      S$ 192
      66% off
      S$ 564 S$ 192
    • ORD 21:05
      2h 52m
      Direct
      IAH 23:57
      Chicago - Houston | Fri, Dec 11 | American Airlines
      S$ 206
      63% off
      S$ 564 S$ 206
    • ORD 21:05
      2h 52m
      Direct
      IAH 23:57
      Chicago - Houston | Sat, Nov 7 | American Airlines
      S$ 340
      40% off
      S$ 564 S$ 340
    • CHI 13:00
      17h 25m
      1 stop
      HOU 14:00
      Chicago - Houston | Fri, Oct 30 | Normal Airline
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Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Trip.com Price Insights: Flights from O'Hare International Airport to George Bush Intercontinental Airport

Which month has the cheapest one-way flights from O'Hare International Airport to George Bush Intercontinental Airport?

The data is based on Trip.com data from the past 12 months and shows the average one-way fares by month from O'Hare International Airport to George Bush Intercontinental Airport.

Based on Trip.com data from the past 12 months, the cheapest one-way flights from O'Hare International Airport to George Bush Intercontinental Airport are usually in November, with an average price of S$ 160. October sees the highest fares, around S$ 303.

S$ 303
S$ 232
S$ 160
S$ 89
    Cheapest
  • S$ 303
    Oct
  • S$ 160
    Nov
  • S$ 205
    Dec
  • S$ 219
    Jan
  • S$ 165
    Feb
  • S$ 303
    Mar
  • S$ 185
    Apr
  • S$ 214
    May
  • S$ 271
    Jun
  • S$ 225
    Jul
  • S$ 228
    Aug
  • S$ 244
    Sep

Which day of the week has the cheapest flights from O'Hare International Airport to George Bush Intercontinental Airport?

The data is based on Trip.com data from the past 12 months and shows the average fares by each day of the week from O'Hare International Airport to George Bush Intercontinental Airport.

Based on Trip.com data from the past 12 months, the cheapest day for flights from O'Hare International Airport to George Bush Intercontinental Airport is Tuesday, with average prices lower than other days. Try to avoid departing on Friday, as fares are typically the highest.

S$ 257
S$ 229
S$ 200
S$ 172
  • S$ 226
    Mon
  • S$ 200
    Tue
  • S$ 213
    Wed
  • S$ 221
    Thu
  • S$ 257
    Fri
  • S$ 253
    Sat
  • S$ 254
    Sun

Which airline offers the cheapest flights from O'Hare International Airport to George Bush Intercontinental Airport?

The cheapest airline flying from O'Hare International Airport to George Bush Intercontinental Airport is Frontier Airlines (from S$ 63) among 6 carriers operating this route. Based on Trip.com's latest 7-day flight data.

Frontier Airlines
From S$ 63
American Airlines
From S$ 120
Delta Air Lines
From S$ 126
Jetblue Airways
From S$ 157
United Airlines
From S$ 165
Alaska Airlines
From S$ 6,369

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What is the flight schedule from O'Hare International Airport to George Bush Intercontinental Airport?

Check the schedule for flights from Chicago to Houston and find the flight that best matches your travel plans.

Flight info.
Departure
Arrival
Weekly Schedule

  1. F93135

    O'Hare International Airport

    16:10

    ORD

    3h

    19:10

    IAH

    S - T W T F S
    Search

  2. F91596

    O'Hare International Airport

    07:15

    ORD

    2h 15m

    Direct

    10:30

    ATL

    S - T W T F S
    Search

  3. F91403

    Hartsfield–Jackson Atlanta International Airport

    06:00

    ATL

    2h 19m

    Direct

    07:19

    IAH

    S M - W T F S

  4. F91596

    O'Hare International Airport

    07:15

    ORD

    2h 15m

    Direct

    10:30

    ATL

    S - T W T F S
    Search

  5. F93217

    Hartsfield–Jackson Atlanta International Airport

    18:35

    ATL

    2h 34m

    Direct

    20:09

    IAH

    - - T - - - -

  6. F92205

    O'Hare International Airport

    08:04

    ORD

    3h 8m

    Direct

    12:12

    FLL

    S - - W T F S
    Search

  7. F91495

    Fort Lauderdale-Hollywood International Airport

    12:44

    FLL

    3h

    Direct

    14:44

    IAH

    S M - W T F S

  8. F92198

    O'Hare International Airport

    19:50

    ORD

    2h 16m

    Direct

    23:06

    ATL

    S M T W T F S
    Search

  9. F91403

    Hartsfield–Jackson Atlanta International Airport

    06:00

    ATL

    2h 19m

    Direct

    07:19

    IAH

    S M - W T F S

  10. F92198

    O'Hare International Airport

    19:50

    ORD

    2h 16m

    Direct

    23:06

    ATL

    S M T W T F S
    Search

  11. F94075

    Hartsfield–Jackson Atlanta International Airport

    21:04

    ATL

    2h 19m

    Direct

    22:23

    IAH

    S M T W T F S
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About O'Hare International Airport and George Bush Intercontinental Airport

Learn about O'Hare International Airport (ORD) and George Bush Intercontinental Airport (IAH) — including location, terminals, transportation, and travel tips.

Flight distance 1,492.21km
Cheapest one-way ticket price S$ 63
Cheapest return ticket price S$ 130

FAQs for O'Hare International Airport to George Bush Intercontinental Airport Flights

  • How long is the flight from O'Hare International Airport to George Bush Intercontinental Airport?

    O'Hare International Airport to George Bush Intercontinental Airport takes about 2 hours 25 minutes on average. Actual flight time may vary depending on route, weather and air traffic.
  • There are around 18 daily flights from O'Hare International Airport (ORD) to George Bush Intercontinental Airport (IAH).
  • The earliest flight from O'Hare International Airport to George Bush Intercontinental Airport departs at 05:30, and the last departs at 22:14, with about 23 flights per day. Flight times may change, so please check the latest departure and arrival times before you travel.
  • The route from O'Hare International Airport (ORD) to George Bush Intercontinental Airport (IAH) is quite popular. Without considering departure times or holidays, tickets cost around S$ 319 in October, the most expensive month to book this route.
  • The earliest flight departs from O'Hare International Airport (ORD) at 06:00 and arrives in George Bush Intercontinental Airport (IAH) at 08:57.
  • The latest flight departs from O'Hare International Airport (ORD) at 21:29 and arrives in George Bush Intercontinental Airport (IAH) at 00:30.
  • United Airlines is a very popular airline operating an average of 6213 flights per month.
  • One-way flights from O'Hare International Airport to George Bush Intercontinental Airport currently start from S$ 63, and round-trip fares start from S$ 130. The current lowest fare is a Frontier Airlines flight departing on Sat, Nov 7; prices may vary depending on availability.
  • Yes. United Airlines, American Airlines and Frontier Airlines operate direct flights from O'Hare International Airport to George Bush Intercontinental Airport, with an average flight time of 2 hours 55 minutes, and around 157 weekly flights. Actual flight frequency may vary by season.
  • Based on Trip.com flight data for departures within the next 30 days with at most one stop, the average one-way price from O'Hare International Airport to George Bush Intercontinental Airport is S$ 328. Prices may vary depending on the departure date, airline, and availability.
  • Frontier Airlines and Volaris are the most popular budget airlines flying from O'Hare International Airport to George Bush Intercontinental Airport, with one-way fares starting from S$ 63. Compare final prices carefully, as baggage, seat selection and payment fees may apply.
  • O'Hare International Airport to George Bush Intercontinental Airport operates around 159 weekly flights, mainly by United Airlines, American Airlines and Frontier Airlines. Actual frequency may vary during holidays and seasonal schedule adjustments.
  • Enter O'Hare International Airport and George Bush Intercontinental Airport, select your departure date and number of passengers, then compare flights by price, flight duration, and baggage allowance. Once you've chosen a fare, review the change and refund rules, fill in passenger details, and pay to receive your booking confirmation.

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Note: Prices shown on this page are the lowest estimated prices found in the last 24 hours and include all taxes and fees.

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Prices displayed on this page are all-inclusive (incl. taxes, fuel surcharges, Civil Aviation Development Fund, etc.), and all fees are shown before payment. Charges for checked baggage, meals, Wi-Fi, and other optional services may also appear in the flight cards.

Real-time pricing updates

Prices, availability, and travel information on this page have been updated within the last 24 hours, and with many routes refreshed in real time. The more popular the route, the more accurate the data.

Change & Cancellation Policy

Trip.com shows the change and cancellation rules for each ticket during the booking process, including all related fees and conditions. Please refer to the following scenarios:
Voluntary cancellation/change:
To request a change or cancellation, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and flight segment, and submit your request. Please note that additional charges may apply based on the airline’s fare rules.
Cancellation/change due to a flight schedule change:
If your flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For full details of change and cancellation policies, please refer to the customer support pages.