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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 €54 and round-trip from €88. Based on Trip.com's latest 7-day flight data.

    • Cheapest
      ORD 1:04 PM
      3h 7m
      Nonstop
      IAH 4:11 PM
      Chicago - Houston | Thu, Nov 12 | Frontier Airlines
      €54 €152
      64% off
      64% off
      €152 €54
    • ORD 7:32 PM
      13h 4m
      1 stop
      IAH 8:36 AM
      Chicago - Houston | Mon, Dec 7 | Frontier Airlines
      €56 €122
      54% off
      54% off
      €122 €56
    • ORD 2:11 PM
      3h 10m
      Nonstop
      IAH 5:21 PM
      Chicago - Houston | Tue, Nov 17 | Frontier Airlines
      €56 €152
      63% off
      63% off
      €152 €56
    • ORD 5:25 AM
      2h 57m
      Nonstop
      IAH 8:22 AM
      Chicago - Houston | Mon, Nov 30 | Frontier Airlines
      €61
      50% off
      €122 €61
    • ORD 5:25 AM
      2h 57m
      Nonstop
      IAH 8:22 AM
      Chicago - Houston | Sun, Nov 29 | Frontier Airlines
      €71
      42% off
      €122 €71
    • ORD 7:15 AM
      14h 38m
      1 stop
      IAH 9:53 PM
      Chicago - Houston | Fri, Nov 6 | Frontier Airlines
      €73
      40% off
      €122 €73
    • ORD 5:25 AM
      2h 57m
      Nonstop
      IAH 8:22 AM
      Chicago - Houston | Thu, Nov 26 | Frontier Airlines
      €75
      51% off
      €152 €75
    • ORD 7:35 PM
      11h 48m
      1 stop
      IAH 7:23 AM
      Chicago - Houston | Tue, Nov 10 | Frontier Airlines
      €76
      38% off
      €122 €76
    • ORD 1:06 PM
      3h 5m
      Nonstop
      IAH 4:11 PM
      Chicago - Houston | Thu, Nov 19 | Frontier Airlines
      €76
      50% off
      €152 €76
    • CHI 1:00 PM
      17h 25m
      1 stop
      HOU 2:00 PM
      Chicago - Houston | Sun, Oct 25 | Normal Airline
      Find more flights
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    • Cheapest nonstop
      ORD 7:40 AM
      2h 59m
      Nonstop
      IAH 10:39 AM
      Chicago - Houston | Fri, Oct 30 | Frontier Airlines
      IAH 11:36 AM
      2h 49m
      Nonstop
      ORD 2:25 PM
      Houston - Chicago | Mon, Nov 2 | Frontier Airlines
      €88 €438
      80% off
      80% off
      €438 €88
    • ORD 7:40 AM
      2h 59m
      Nonstop
      IAH 10:39 AM
      Chicago - Houston | Wed, Nov 4 | Frontier Airlines
      IAH 6:42 PM
      2h 52m
      Nonstop
      ORD 9:34 PM
      Houston - Chicago | Tue, Nov 10 | Frontier Airlines
      €89 €438
      80% off
      80% off
      €438 €89
    • ORD 2:46 PM
      3h 1m
      Nonstop
      IAH 5:47 PM
      Chicago - Houston | Tue, Nov 10 | Frontier Airlines
      IAH 6:42 PM
      2h 52m
      Nonstop
      ORD 9:34 PM
      Houston - Chicago | Mon, Nov 16 | Frontier Airlines
      €90 €438
      79% off
      79% off
      €438 €90
    • ORD 2:46 PM
      3h 1m
      Nonstop
      IAH 5:47 PM
      Chicago - Houston | Tue, Nov 24 | Frontier Airlines
      IAH 6:42 PM
      2h 52m
      Nonstop
      ORD 9:34 PM
      Houston - Chicago | Fri, Nov 27 | Frontier Airlines
      €91
      79% off
      €438 €91
    • ORD 7:40 AM
      2h 59m
      Nonstop
      IAH 10:39 AM
      Chicago - Houston | Tue, Nov 3 | Frontier Airlines
      IAH 6:16 PM
      2h 54m
      Nonstop
      ORD 9:10 PM
      Houston - Chicago | Tue, Nov 10 | Frontier Airlines
      €105
      76% off
      €438 €105
    • ORD 1:04 PM
      3h 7m
      Nonstop
      IAH 4:11 PM
      Chicago - Houston | Wed, Dec 2 | Frontier Airlines
      IAH 9:17 AM
      2h 54m
      Nonstop
      ORD 12:11 PM
      Houston - Chicago | Sun, Dec 6 | Frontier Airlines
      €105
      76% off
      €438 €105
    • ORD 2:11 PM
      3h 10m
      Nonstop
      IAH 5:21 PM
      Chicago - Houston | Mon, Nov 9 | Frontier Airlines
      IAH 6:16 PM
      2h 54m
      Nonstop
      ORD 9:10 PM
      Houston - Chicago | Tue, Nov 10 | Frontier Airlines
      €107
      76% off
      €438 €107
    • ORD 7:40 AM
      2h 59m
      Nonstop
      IAH 10:39 AM
      Chicago - Houston | Sun, Nov 1 | Frontier Airlines
      IAH 11:36 AM
      2h 49m
      Nonstop
      ORD 2:25 PM
      Houston - Chicago | Fri, Nov 6 | Frontier Airlines
      €109
      75% off
      €438 €109
    • ORD 1:04 PM
      3h 7m
      Nonstop
      IAH 4:11 PM
      Chicago - Houston | Wed, Nov 25 | Frontier Airlines
      IAH 5:06 PM
      2h 53m
      Nonstop
      ORD 7:59 PM
      Houston - Chicago | Sun, Nov 29 | Frontier Airlines
      €145
      67% off
      €438 €145
    • CHI 1:00 PM
      17h 25m
      1 stop
      HOU 2:00 PM
      Chicago - Houston | Sun, Oct 25 | Normal Airline
      HOU 3:00 PM
      6h
      Nonstop
      CHI 4:00 PM
      Houston - Chicago | Tue, Oct 27 | Normal Airline
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    • Cheapest nonstop
      ORD 1:04 PM
      3h 7m
      Nonstop
      IAH 4:11 PM
      Chicago - Houston | Thu, Nov 12 | Frontier Airlines
      €54 €222
      76% off
      76% off
      €222 €54
    • ORD 2:11 PM
      3h 10m
      Nonstop
      IAH 5:21 PM
      Chicago - Houston | Tue, Nov 17 | Frontier Airlines
      €56 €222
      75% off
      75% off
      €222 €56
    • ORD 5:25 AM
      2h 57m
      Nonstop
      IAH 8:22 AM
      Chicago - Houston | Thu, Nov 26 | Frontier Airlines
      €75 €222
      66% off
      66% off
      €222 €75
    • ORD 1:06 PM
      3h 5m
      Nonstop
      IAH 4:11 PM
      Chicago - Houston | Thu, Nov 19 | Frontier Airlines
      €76
      66% off
      €222 €76
    • ORD 2:11 PM
      3h 10m
      Nonstop
      IAH 5:21 PM
      Chicago - Houston | Sat, Nov 7 | Frontier Airlines
      €84
      62% off
      €222 €84
    • ORD 2:11 PM
      3h 10m
      Nonstop
      IAH 5:21 PM
      Chicago - Houston | Wed, Nov 4 | Frontier Airlines
      €86
      61% off
      €222 €86
    • ORD 4:08 PM
      3h 9m
      Nonstop
      IAH 7:17 PM
      Chicago - Houston | Mon, Dec 7 | Frontier Airlines
      €88
      60% off
      €222 €88
    • ORD 2:11 PM
      3h 10m
      Nonstop
      IAH 5:21 PM
      Chicago - Houston | Wed, Nov 18 | Frontier Airlines
      €89
      60% off
      €222 €89
    • ORD 4:08 PM
      3h
      Nonstop
      IAH 7:08 PM
      Chicago - Houston | Mon, Dec 14 | Frontier Airlines
      €93
      57% off
      €222 €93
    • CHI 1:00 PM
      17h 25m
      1 stop
      HOU 2:00 PM
      Chicago - Houston | Sun, Oct 25 | Normal Airline
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    • Cheapest nonstop
      ORD 1:04 PM
      3h 7m
      Nonstop
      IAH 4:11 PM
      Chicago - Houston | Thu, Nov 12 | Frontier Airlines
      €54 €152
      64% off
      64% off
      €152 €54
    • ORD 2:11 PM
      3h 10m
      Nonstop
      IAH 5:21 PM
      Chicago - Houston | Tue, Nov 17 | Frontier Airlines
      €56 €152
      63% off
      63% off
      €152 €56
    • ORD 5:25 AM
      2h 57m
      Nonstop
      IAH 8:22 AM
      Chicago - Houston | Mon, Nov 30 | Frontier Airlines
      €61 €122
      50% off
      50% off
      €122 €61
    • ORD 5:25 AM
      2h 57m
      Nonstop
      IAH 8:22 AM
      Chicago - Houston | Sun, Nov 29 | Frontier Airlines
      €71
      42% off
      €122 €71
    • ORD 5:25 AM
      2h 57m
      Nonstop
      IAH 8:22 AM
      Chicago - Houston | Thu, Nov 26 | Frontier Airlines
      €75
      51% off
      €152 €75
    • ORD 1:06 PM
      3h 5m
      Nonstop
      IAH 4:11 PM
      Chicago - Houston | Thu, Nov 19 | Frontier Airlines
      €76
      50% off
      €152 €76
    • ORD 2:11 PM
      3h 10m
      Nonstop
      IAH 5:21 PM
      Chicago - Houston | Mon, Nov 23 | Frontier Airlines
      €83
      32% off
      €122 €83
    • ORD 2:11 PM
      3h 10m
      Nonstop
      IAH 5:21 PM
      Chicago - Houston | Fri, Nov 13 | Frontier Airlines
      €84
      31% off
      €122 €84
    • ORD 2:11 PM
      3h 10m
      Nonstop
      IAH 5:21 PM
      Chicago - Houston | Sat, Nov 7 | Frontier Airlines
      €84
      45% off
      €152 €84
    • CHI 1:00 PM
      17h 25m
      1 stop
      HOU 2:00 PM
      Chicago - Houston | Sun, Oct 25 | Normal Airline
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    • Cheapest nonstop
      ORD 2:11 PM
      3h 10m
      Nonstop
      IAH 5:21 PM
      Chicago - Houston | Wed, Oct 28 | Frontier Airlines
      €54 €643
      92% off
      92% off
      €643 €54
    • ORD 7:21 AM
      2h 53m
      Nonstop
      IAH 10:14 AM
      Chicago - Houston | Wed, Oct 28 | American Airlines
      €94 €643
      85% off
      85% off
      €643 €94
    • ORD 2:11 PM
      3h 10m
      Nonstop
      IAH 5:21 PM
      Chicago - Houston | Tue, Oct 27 | Frontier Airlines
      €122 €643
      81% off
      81% off
      €643 €122
    • ORD 7:40 AM
      2h 59m
      Nonstop
      IAH 10:39 AM
      Chicago - Houston | Sun, Oct 25 | Frontier Airlines
      €159
      75% off
      €643 €159
    • ORD 1:06 PM
      3h 5m
      Nonstop
      IAH 4:11 PM
      Chicago - Houston | Thu, Oct 29 | Frontier Airlines
      €160
      75% off
      €643 €160
    • ORD 7:40 AM
      2h 59m
      Nonstop
      IAH 10:39 AM
      Chicago - Houston | Sat, Oct 24 | Frontier Airlines
      €163
      75% off
      €643 €163
    • ORD 7:40 AM
      2h 59m
      Nonstop
      IAH 10:39 AM
      Chicago - Houston | Mon, Oct 26 | Frontier Airlines
      €165
      74% off
      €643 €165
    • ORD 1:06 PM
      3h 5m
      Nonstop
      IAH 4:11 PM
      Chicago - Houston | Fri, Oct 30 | Frontier Airlines
      €214
      67% off
      €643 €214
    • ORD 3:13 PM
      2h 54m
      Nonstop
      IAH 6:07 PM
      Chicago - Houston | Sat, Oct 24 | American Airlines
      €235
      63% off
      €643 €235
    • CHI 1:00 PM
      17h 25m
      1 stop
      HOU 2:00 PM
      Chicago - Houston | Sun, Oct 25 | Normal Airline
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    • ORD 8:46 PM
      2h 45m
      Nonstop
      IAH 11:31 PM
      Chicago - Houston | Fri, Jan 8 | American Airlines
      €95 €672
      86% off
      86% off
      €672 €95
    • ORD 8:46 PM
      2h 45m
      Nonstop
      IAH 11:31 PM
      Chicago - Houston | Thu, Jan 7 | American Airlines
      €133 €672
      80% off
      80% off
      €672 €133
    • ORD 8:46 PM
      2h 45m
      Nonstop
      IAH 11:31 PM
      Chicago - Houston | Wed, Jan 6 | American Airlines
      €133 €672
      80% off
      80% off
      €672 €133
    • ORD 11:00 AM
      2h 51m
      Nonstop
      IAH 1:51 PM
      Chicago - Houston | Wed, Oct 28 | American Airlines
      €94
      86% off
      €672 €94
    • ORD 11:00 AM
      2h 51m
      Nonstop
      IAH 1:51 PM
      Chicago - Houston | Sat, Oct 31 | American Airlines
      €220
      67% off
      €672 €220
    • ORD 11:00 AM
      2h 51m
      Nonstop
      IAH 1:51 PM
      Chicago - Houston | Tue, Oct 27 | American Airlines
      €235
      65% off
      €672 €235
    • ORD 11:00 AM
      2h 51m
      Nonstop
      IAH 1:51 PM
      Chicago - Houston | Mon, Oct 26 | American Airlines
      €278
      59% off
      €672 €278
    • ORD 11:00 AM
      2h 51m
      Nonstop
      IAH 1:51 PM
      Chicago - Houston | Thu, Oct 29 | American Airlines
      €283
      57% off
      €672 €283
    • ORD 11:00 AM
      2h 51m
      Nonstop
      IAH 1:51 PM
      Chicago - Houston | Fri, Oct 30 | American Airlines
      €392
      42% off
      €672 €392
    • CHI 1:00 PM
      17h 25m
      1 stop
      HOU 2:00 PM
      Chicago - Houston | Sun, Oct 25 | Normal Airline
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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

Which month has the lowest one-way flight price from O'Hare International Airport to George Bush Intercontinental Airport?

The data is based on the average one-way flight prices on Trip.com for flights from O'Hare International Airport to George Bush Intercontinental Airport across different months over the past 12 months.

Based on Trip.com data from the past 12 months, if you’re looking for low one-way flight fares from O'Hare International Airport to George Bush Intercontinental Airport, the best time to book is in November, with an average price of €111. Try to avoid March, when prices are highest, averaging around €211.

€211
€161
€111
€61
    Cheapest
  • €192
    Oct
  • €111
    Nov
  • €142
    Dec
  • €153
    Jan
  • €115
    Feb
  • €211
    Mar
  • €129
    Apr
  • €149
    May
  • €189
    Jun
  • €157
    Jul
  • €159
    Aug
  • €170
    Sep

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 average flight prices on Trip.com from O'Hare International Airport to George Bush Intercontinental Airport across different days of the week over the past 12 months.

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

€180
€160
€139
€119
  • €156
    Mon
  • €139
    Tue
  • €147
    Wed
  • €153
    Thu
  • €174
    Fri
  • €176
    Sat
  • €180
    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 €54) among 6 carriers operating this route. Based on Trip.com's latest 7-day flight data.

Frontier Airlines
From €54
Delta Air Lines
From €94
American Airlines
From €94
United Airlines
From €122
Jetblue Airways
From €239
Alaska Airlines
From €4,404

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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

    4:10 PM

    ORD

    3h

    7:10 PM

    IAH

    S M T W T F S
    Search

  2. F91596

    O'Hare International Airport

    10:26 AM

    ORD

    2h 8m

    Nonstop

    1:34 PM

    ATL

    S M T W T F S
    Search

  3. F92399

    Hartsfield–Jackson Atlanta International Airport

    9:55 AM

    ATL

    2h 27m

    Nonstop

    11:22 AM

    IAH

    S M T W T F S

  4. F91596

    O'Hare International Airport

    10:26 AM

    ORD

    2h 8m

    Nonstop

    1:34 PM

    ATL

    S M T W T F S
    Search

  5. F91403

    Hartsfield–Jackson Atlanta International Airport

    6:00 AM

    ATL

    2h 19m

    Nonstop

    7:19 AM

    IAH

    S M - W T F S

  6. F91596

    O'Hare International Airport

    10:26 AM

    ORD

    2h 8m

    Nonstop

    1:34 PM

    ATL

    S M T W T F S
    Search

  7. F93217

    Hartsfield–Jackson Atlanta International Airport

    6:35 PM

    ATL

    2h 34m

    Nonstop

    8:09 PM

    IAH

    - - T - - - -

  8. F92205

    O'Hare International Airport

    8:04 AM

    ORD

    3h 8m

    Nonstop

    12:12 PM

    FLL

    S - - W T F S
    Search

  9. F91495

    Fort Lauderdale-Hollywood International Airport

    12:47 PM

    FLL

    3h 1m

    Nonstop

    2:48 PM

    IAH

    S M - W T F S

  10. F92198

    O'Hare International Airport

    7:50 PM

    ORD

    2h 16m

    Nonstop

    11:06 PM

    ATL

    S M T W T F S
    Search

  11. F91403

    Hartsfield–Jackson Atlanta International Airport

    6:00 AM

    ATL

    2h 19m

    Nonstop

    7:19 AM

    IAH

    S M - W T F S

  12. F91483

    O'Hare International Airport

    6:30 AM

    ORD

    2h 56m

    Nonstop

    8:26 AM

    DEN

    S M T W T F S
    Search

  13. F93206

    Denver International Airport

    7:47 AM

    DEN

    2h 30m

    Nonstop

    11:17 AM

    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 1,492.21 km
Cheapest one-way ticket price €54
Cheapest return ticket price €88

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 30 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 €256 in October, the most expensive month to book this route.
  • 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 €56, and round-trip fares start from €88. The current lowest fare is a Frontier Airlines flight departing on Mon, Dec 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 3 hours 4 minutes, and around 160 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 €229. 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 €56. 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.

Book with no extra fees

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

Real-time pricing updates

Prices, availability, and travel information on this page have been updated within the last 24 hours, and for many routes the data may refresh in real time. The more popular the route, the more accurate and up-to-date 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.