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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 € 65 and round-trip from € 92. Based on Trip.com's latest 7-day flight data.

    • Cheapest
      ORD 08:30
      8h 59m
      1 stop
      IAH 17:29
      Chicago - Houston | Wed, Dec 16 | Frontier Airlines
      € 65 € 121
      46% off
      46% off
      € 121 € 65
    • ORD 08:30
      8h 59m
      1 stop
      IAH 17:29
      Chicago - Houston | Thu, Dec 10 | Frontier Airlines
      € 67 € 121
      45% off
      45% off
      € 121 € 67
    • ORD 22:29
      10h 16m
      1 stop
      IAH 08:45
      Chicago - Houston | Tue, Dec 8 | Frontier Airlines
      € 74 € 121
      39% off
      39% off
      € 121 € 74
    • ORD 16:00
      18h 11m
      1 stop
      IAH 10:11
      Chicago - Houston | Thu, Dec 17 | Frontier Airlines
      € 74
      39% off
      € 121 € 74
    • ORD 16:34
      3h 9m
      Direct
      IAH 19:43
      Chicago - Houston | Thu, Jan 7 | Frontier Airlines
      € 76
      52% off
      € 157 € 76
    • ORD 19:08
      13h 37m
      1 stop
      IAH 08:45
      Chicago - Houston | Sat, Dec 5 | Frontier Airlines
      € 79
      35% off
      € 121 € 79
    • ORD 22:37
      9h 59m
      1 stop
      IAH 08:36
      Chicago - Houston | Fri, Dec 4 | Frontier Airlines
      € 83
      31% off
      € 121 € 83
    • ORD 16:08
      3h
      Direct
      IAH 19:08
      Chicago - Houston | Fri, Jan 15 | Frontier Airlines
      € 83
      47% off
      € 157 € 83
    • ORD 14:11
      3h 10m
      Direct
      IAH 17:21
      Chicago - Houston | Tue, Nov 17 | Frontier Airlines
      € 84
      46% off
      € 157 € 84
    • CHI 13:00
      17h 25m
      1 stop
      HOU 14:00
      Chicago - Houston | Wed, Nov 11 | Normal Airline
      Find more flights
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    • Cheapest nonstop
      ORD 14:46
      3h 1m
      Direct
      IAH 17:47
      Chicago - Houston | Thu, Nov 12 | Frontier Airlines
      IAH 18:42
      2h 52m
      Direct
      ORD 21:34
      Houston - Chicago | Sun, Nov 15 | Frontier Airlines
      € 92 € 407
      77% off
      77% off
      € 407 € 92
    • ORD 15:55
      3h 9m
      Direct
      IAH 19:04
      Chicago - Houston | Sat, Dec 5 | Frontier Airlines
      IAH 20:12
      2h 54m
      Direct
      ORD 23:06
      Houston - Chicago | Sat, Dec 12 | Frontier Airlines
      € 107 € 407
      74% off
      74% off
      € 407 € 107
    • ORD 13:04
      3h 7m
      Direct
      IAH 16:11
      Chicago - Houston | Fri, Nov 13 | Frontier Airlines
      IAH 17:06
      2h 53m
      Direct
      ORD 19:59
      Houston - Chicago | Tue, Nov 17 | Frontier Airlines
      € 109 € 407
      73% off
      73% off
      € 407 € 109
    • ORD 14:46
      3h 1m
      Direct
      IAH 17:47
      Chicago - Houston | Tue, Nov 10 | Frontier Airlines
      IAH 18:42
      2h 52m
      Direct
      ORD 21:34
      Houston - Chicago | Sun, Nov 15 | Frontier Airlines
      € 113
      72% off
      € 407 € 113
    • ORD 14:11
      3h 10m
      Direct
      IAH 17:21
      Chicago - Houston | Wed, Nov 11 | Frontier Airlines
      IAH 18:16
      2h 54m
      Direct
      ORD 21:10
      Houston - Chicago | Sun, Nov 15 | Frontier Airlines
      € 114
      72% off
      € 407 € 114
    • ORD 15:55
      3h 9m
      Direct
      IAH 19:04
      Chicago - Houston | Fri, Dec 4 | Frontier Airlines
      IAH 20:12
      2h 54m
      Direct
      ORD 23:06
      Houston - Chicago | Tue, Dec 8 | Frontier Airlines
      € 119
      71% off
      € 407 € 119
    • ORD 16:08
      3h 9m
      Direct
      IAH 19:17
      Chicago - Houston | Sat, Dec 12 | Frontier Airlines
      IAH 20:12
      2h 54m
      Direct
      ORD 23:06
      Houston - Chicago | Mon, Dec 14 | Frontier Airlines
      € 120
      71% off
      € 407 € 120
    • ORD 05:25
      2h 57m
      Direct
      IAH 08:22
      Chicago - Houston | Wed, Nov 25 | Frontier Airlines
      IAH 09:17
      2h 54m
      Direct
      ORD 12:11
      Houston - Chicago | Fri, Nov 27 | Frontier Airlines
      € 122
      70% off
      € 407 € 122
    • ORD 05:25
      2h 57m
      Direct
      IAH 08:22
      Chicago - Houston | Sun, Nov 22 | Frontier Airlines
      IAH 09:17
      2h 54m
      Direct
      ORD 12:11
      Houston - Chicago | Tue, Nov 24 | Frontier Airlines
      € 291
      28% off
      € 407 € 291
    • CHI 13:00
      17h 25m
      1 stop
      HOU 14:00
      Chicago - Houston | Wed, Nov 11 | Normal Airline
      HOU 15:00
      6h
      Direct
      CHI 16:00
      Houston - Chicago | Fri, Nov 13 | Normal Airline
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    • Cheapest nonstop
      ORD 16:34
      3h 9m
      Direct
      IAH 19:43
      Chicago - Houston | Thu, Jan 7 | Frontier Airlines
      € 76 € 157
      52% off
      52% off
      € 157 € 76
    • ORD 16:08
      3h
      Direct
      IAH 19:08
      Chicago - Houston | Fri, Jan 15 | Frontier Airlines
      € 83 € 157
      47% off
      47% off
      € 157 € 83
    • ORD 14:11
      3h 10m
      Direct
      IAH 17:21
      Chicago - Houston | Tue, Nov 17 | Frontier Airlines
      € 84 € 157
      46% off
      46% off
      € 157 € 84
    • ORD 16:10
      3h
      Direct
      IAH 19:10
      Chicago - Houston | Fri, Dec 25 | Frontier Airlines
      € 85
      30% off
      € 121 € 85
    • ORD 16:08
      3h 9m
      Direct
      IAH 19:17
      Chicago - Houston | Thu, Dec 24 | Frontier Airlines
      € 85
      46% off
      € 157 € 85
    • ORD 16:08
      3h 9m
      Direct
      IAH 19:17
      Chicago - Houston | Mon, Dec 7 | Frontier Airlines
      € 85
      46% off
      € 157 € 85
    • ORD 16:08
      3h
      Direct
      IAH 19:08
      Chicago - Houston | Fri, Jan 22 | Frontier Airlines
      € 85
      46% off
      € 157 € 85
    • ORD 16:10
      3h
      Direct
      IAH 19:10
      Chicago - Houston | Wed, Dec 30 | Frontier Airlines
      € 87
      28% off
      € 121 € 87
    • ORD 16:10
      3h
      Direct
      IAH 19:10
      Chicago - Houston | Fri, Jan 1 | Frontier Airlines
      € 87
      28% off
      € 121 € 87
    • CHI 13:00
      17h 25m
      1 stop
      HOU 14:00
      Chicago - Houston | Wed, Nov 11 | Normal Airline
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    • Cheapest nonstop
      ORD 16:34
      3h 9m
      Direct
      IAH 19:43
      Chicago - Houston | Thu, Jan 7 | Frontier Airlines
      € 76 € 379
      80% off
      80% off
      € 379 € 76
    • ORD 16:08
      3h
      Direct
      IAH 19:08
      Chicago - Houston | Fri, Jan 15 | Frontier Airlines
      € 83 € 379
      78% off
      78% off
      € 379 € 83
    • ORD 14:11
      3h 10m
      Direct
      IAH 17:21
      Chicago - Houston | Tue, Nov 17 | Frontier Airlines
      € 84 € 379
      78% off
      78% off
      € 379 € 84
    • ORD 16:08
      3h 9m
      Direct
      IAH 19:17
      Chicago - Houston | Thu, Dec 24 | Frontier Airlines
      € 85
      78% off
      € 379 € 85
    • ORD 16:08
      3h 9m
      Direct
      IAH 19:17
      Chicago - Houston | Mon, Dec 7 | Frontier Airlines
      € 85
      78% off
      € 379 € 85
    • ORD 16:08
      3h
      Direct
      IAH 19:08
      Chicago - Houston | Fri, Jan 22 | Frontier Airlines
      € 85
      78% off
      € 379 € 85
    • ORD 18:19
      3h 6m
      Direct
      IAH 21:25
      Chicago - Houston | Wed, Dec 30 | Frontier Airlines
      € 88
      77% off
      € 379 € 88
    • ORD 14:11
      3h 10m
      Direct
      IAH 17:21
      Chicago - Houston | Wed, Nov 18 | Frontier Airlines
      € 89
      77% off
      € 379 € 89
    • ORD 16:08
      3h 9m
      Direct
      IAH 19:17
      Chicago - Houston | Thu, Dec 17 | Frontier Airlines
      € 92
      76% off
      € 379 € 92
    • CHI 13:00
      17h 25m
      1 stop
      HOU 14:00
      Chicago - Houston | Wed, Nov 11 | Normal Airline
      Find more flights
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    • Cheapest nonstop
      ORD 14:11
      3h 10m
      Direct
      IAH 17:21
      Chicago - Houston | Sat, Nov 14 | Frontier Airlines
      € 93 € 396
      77% off
      77% off
      € 396 € 93
    • ORD 14:11
      3h 10m
      Direct
      IAH 17:21
      Chicago - Houston | Tue, Nov 10 | Frontier Airlines
      € 95 € 396
      76% off
      76% off
      € 396 € 95
    • ORD 13:04
      3h 7m
      Direct
      IAH 16:11
      Chicago - Houston | Mon, Nov 16 | Frontier Airlines
      € 134 € 396
      66% off
      66% off
      € 396 € 134
    • ORD 13:04
      3h 7m
      Direct
      IAH 16:11
      Chicago - Houston | Thu, Nov 12 | Frontier Airlines
      € 139
      65% off
      € 396 € 139
    • ORD 13:04
      3h 7m
      Direct
      IAH 16:11
      Chicago - Houston | Fri, Nov 13 | Frontier Airlines
      € 141
      64% off
      € 396 € 141
    • ORD 13:04
      3h 7m
      Direct
      IAH 16:11
      Chicago - Houston | Sun, Nov 15 | Frontier Airlines
      € 141
      64% off
      € 396 € 141
    • ORD 13:50
      2h 57m
      Direct
      IAH 16:47
      Chicago - Houston | Sat, Nov 14 | American Airlines
      € 215
      46% off
      € 396 € 215
    • ORD 07:21
      2h 54m
      Direct
      IAH 10:15
      Chicago - Houston | Sun, Nov 15 | American Airlines
      € 215
      46% off
      € 396 € 215
    • ORD 07:21
      2h 54m
      Direct
      IAH 10:15
      Chicago - Houston | Tue, Nov 10 | American Airlines
      € 224
      43% off
      € 396 € 224
    • CHI 13:00
      17h 25m
      1 stop
      HOU 14:00
      Chicago - Houston | Wed, Nov 11 | Normal Airline
      Find more flights
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    • ORD 20:46
      2h 45m
      Direct
      IAH 23:31
      Chicago - Houston | Thu, Jan 7 | American Airlines
      € 94 € 325
      71% off
      71% off
      € 325 € 94
    • ORD 20:46
      2h 45m
      Direct
      IAH 23:31
      Chicago - Houston | Fri, Jan 8 | American Airlines
      € 95 € 325
      71% off
      71% off
      € 325 € 95
    • ORD 20:46
      2h 45m
      Direct
      IAH 23:31
      Chicago - Houston | Wed, Jan 6 | American Airlines
      € 135 € 325
      57% off
      57% off
      € 325 € 135
    • ORD 15:26
      2h 51m
      Direct
      IAH 18:17
      Chicago - Houston | Mon, Jan 18 | American Airlines
      € 132
      59% off
      € 325 € 132
    • ORD 15:26
      2h 51m
      Direct
      IAH 18:17
      Chicago - Houston | Wed, Jan 13 | American Airlines
      € 138
      57% off
      € 325 € 138
    • ORD 15:26
      2h 51m
      Direct
      IAH 18:17
      Chicago - Houston | Thu, Jan 14 | American Airlines
      € 157
      52% off
      € 325 € 157
    • ORD 15:26
      2h 51m
      Direct
      IAH 18:17
      Chicago - Houston | Sun, Jan 10 | American Airlines
      € 158
      51% off
      € 325 € 158
    • ORD 15:26
      2h 51m
      Direct
      IAH 18:17
      Chicago - Houston | Fri, Jan 22 | American Airlines
      € 166
      49% off
      € 325 € 166
    • ORD 21:05
      2h 52m
      Direct
      IAH 23:57
      Chicago - Houston | Thu, Dec 10 | American Airlines
      € 135
      57% off
      € 325 € 135
    • CHI 13:00
      17h 25m
      1 stop
      HOU 14:00
      Chicago - Houston | Wed, Nov 11 | Normal Airline
      Find more flights
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Displayed flight fares from Chicago to Houston are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

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

What is the cheapest month to fly from O'Hare International Airport to George Bush Intercontinental Airport?

The data is based on the past 12 months and shows the average one-way ticket prices from O'Hare International Airport to George Bush Intercontinental Airport for each month in the Trip.com database.

Based on Trip.com’s data from the past 12 months, if you’re looking for a low-cost one-way ticket from O'Hare International Airport to George Bush Intercontinental Airport, the best time to buy is in November, with an average price of € 112. You’ll want to avoid March, when the average price can reach as high as € 212.

€ 212
€ 162
€ 112
€ 62
  • € 112
    Nov
  • € 143
    Dec
  • € 154
    Jan
  • € 116
    Feb
  • € 212
    Mar
  • € 130
    Apr
  • € 150
    May
  • € 190
    Jun
  • € 157
    Jul
  • € 160
    Aug
  • € 171
    Sep
  • € 204
    Oct

What is the cheapest day of the week to fly from O'Hare International Airport to George Bush Intercontinental Airport?

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

Based on Trip.com’s data from the past 12 months, the cheapest day to depart from O'Hare International Airport to George Bush Intercontinental Airport is Tuesday, with average fares typically lower than other days. You’ll want to avoid flying on Friday, as ticket prices are usually the highest that day.

€ 180
€ 160
€ 140
€ 120
  • € 160
    Mon
  • € 140
    Tue
  • € 146
    Wed
  • € 156
    Thu
  • € 180
    Fri
  • € 177
    Sat
  • € 179
    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 € 65) among 5 carriers operating this route. Based on Trip.com's latest 7-day flight data.

Frontier Airlines
From € 65
Delta Air Lines
From € 97
American Airlines
From € 99
United Airlines
From € 125
Jetblue Airways
From € 139

Find more flights and airlines

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

    16:05

    ORD

    3h 15m

    19:20

    IAH

    S - - W T - S
    Search

  2. F92198

    O'Hare International Airport

    19:50

    ORD

    2h 16m

    Direct

    23:06

    ATL

    S M T W T F S
    Search

  3. F94075

    Hartsfield–Jackson Atlanta International Airport

    20:29

    ATL

    2h 24m

    Direct

    21:53

    IAH

    S M T W T F S

  4. F92198

    O'Hare International Airport

    19:50

    ORD

    2h 16m

    Direct

    23:06

    ATL

    S M T W T F S
    Search

  5. F93217

    Hartsfield–Jackson Atlanta International Airport

    13:19

    ATL

    2h 25m

    Direct

    14:44

    IAH

    - - T - - - -

  6. F91596

    O'Hare International Airport

    10:19

    ORD

    2h 13m

    Direct

    13:32

    ATL

    S - - W T F S
    Search

  7. F91403

    Hartsfield–Jackson Atlanta International Airport

    13:10

    ATL

    2h 27m

    Direct

    14:37

    IAH

    S M - W T F S

  8. F91596

    O'Hare International Airport

    10:19

    ORD

    2h 13m

    Direct

    13:32

    ATL

    S - - W T F S
    Search

  9. F93217

    Hartsfield–Jackson Atlanta International Airport

    13:19

    ATL

    2h 25m

    Direct

    14:44

    IAH

    - - T - - - -

  10. F92205

    O'Hare International Airport

    07:55

    ORD

    3h 7m

    Direct

    12:02

    FLL

    S - - W T F S
    Search

  11. F91495

    Fort Lauderdale-Hollywood International Airport

    12:44

    FLL

    3h

    Direct

    14:44

    IAH

    S M - W T F S

  12. F92198

    O'Hare International Airport

    19:50

    ORD

    2h 16m

    Direct

    23:06

    ATL

    S M T W T F S
    Search

  13. F91403

    Hartsfield–Jackson Atlanta International Airport

    13:10

    ATL

    2h 27m

    Direct

    14:37

    IAH

    S M - W T F S

  14. F91596

    O'Hare International Airport

    10:19

    ORD

    2h 13m

    Direct

    13:32

    ATL

    S - - W T F S
    Search

  15. F94075

    Hartsfield–Jackson Atlanta International Airport

    20:29

    ATL

    2h 24m

    Direct

    21:53

    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 € 65
Cheapest return ticket price € 92

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 35 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 21:42, with about 33 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 € 229 in November, the most expensive month to book this route.
  • The earliest flight departs from O'Hare International Airport (ORD) at 05:15 and arrives in George Bush Intercontinental Airport (IAH) at 08:15.
  • The latest flight departs from O'Hare International Airport (ORD) at 21:50 and arrives in George Bush Intercontinental Airport (IAH) at 00:51.
  • 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 € 65, and round-trip fares start from € 92. The current lowest fare is a Frontier Airlines flight departing on Wed, Dec 16; 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 3 hours 8 minutes, and around 182 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 € 241. Prices may vary depending on the departure date, airline, and availability.
  • Porter Airlines, 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 € 65. Compare final prices carefully, as baggage, seat selection and payment fees may apply.
  • O'Hare International Airport to George Bush Intercontinental Airport operates around 177 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 estimated lowest price and include all taxes and fees found in the last 24 hours.

Book with no extra fees

Prices displayed in this page are all-inclusive prices (incl. taxes, fuel surcharge, regulatory fees, etc) with all fees confirmed before payment. Fees for baggage, meals, Wi-Fi, or other additional services are also included as shown in the flight cards.

Real-time pricing updates

Prices, availability, and travel information on this page were updated within last 24 hours—even in real-time. The more popular the route, the more precise the data.

Change & Cancellation Policy

Trip.com displays flight cancellation and change policies for each flight ticket during the booking process, including fees and applicable conditions. Please check the following scenarios:
Voluntary cancellation/change:
To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy.
Cancellation/change due to a flight schedule change:
If the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.