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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 €66 and round-trip from €110. Based on Trip.com's latest 7-day flight data.

    • Cheapest
      ORD 06:07
      9h 59m
      1 stop
      IAH 16:06
      Chicago - Houston | Tue, Dec 8 | Frontier Airlines
      €66 €113
      42% off
      42% off
      €113 €66
    • ORD 16:00
      18h 11m
      1 stop
      IAH 10:11
      Chicago - Houston | Thu, Dec 17 | Frontier Airlines
      €74 €113
      35% off
      35% off
      €113 €74
    • ORD 19:08
      22h 21m
      1 stop
      IAH 17:29
      Chicago - Houston | Sat, Dec 5 | Frontier Airlines
      €77 €113
      32% off
      32% off
      €113 €77
    • ORD 22:29
      10h 16m
      1 stop
      IAH 08:45
      Chicago - Houston | Tue, Dec 15 | Frontier Airlines
      €78
      31% off
      €113 €78
    • ORD 16:08
      3h
      Direct
      IAH 19:08
      Chicago - Houston | Fri, Jan 29 | Frontier Airlines
      €82
      49% off
      €162 €82
    • ORD 08:15
      9h 16m
      1 stop
      IAH 17:31
      Chicago - Houston | Thu, Dec 3 | Frontier Airlines
      €83
      27% off
      €113 €83
    • ORD 22:37
      9h 59m
      1 stop
      IAH 08:36
      Chicago - Houston | Fri, Dec 4 | Frontier Airlines
      €84
      26% off
      €113 €84
    • ORD 14:11
      3h 10m
      Direct
      IAH 17:21
      Chicago - Houston | Tue, Nov 17 | Frontier Airlines
      €84
      48% off
      €162 €84
    • ORD 16:10
      3h
      Direct
      IAH 19:10
      Chicago - Houston | Fri, Dec 25 | Frontier Airlines
      €85
      25% off
      €113 €85
    • CHI 13:00
      17h 25m
      1 stop
      HOU 14:00
      Chicago - Houston | Sat, Nov 14 | Normal Airline
      Find more flights
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    • Cheapest nonstop
      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
      €110 €379
      71% off
      71% off
      €379 €110
    • 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
      €114 €379
      70% off
      70% off
      €379 €114
    • 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
      €123 €379
      68% off
      68% off
      €379 €123
    • 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
      €221
      42% off
      €379 €221
    • 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
      €230
      39% off
      €379 €230
    • ORD 16:08
      3h 9m
      Direct
      IAH 19:17
      Chicago - Houston | Fri, Dec 11 | Frontier Airlines
      IAH 20:12
      2h 54m
      Direct
      ORD 23:06
      Houston - Chicago | Fri, Dec 18 | Frontier Airlines
      €232
      39% off
      €379 €232
    • 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
      €262
      31% off
      €379 €262
    • ORD 13:04
      3h 7m
      Direct
      IAH 16:11
      Chicago - Houston | Fri, Nov 20 | Frontier Airlines
      IAH 09:17
      2h 54m
      Direct
      ORD 12:11
      Houston - Chicago | Tue, Nov 24 | Frontier Airlines
      €295
      22% off
      €379 €295
    • ORD 16:08
      3h 9m
      Direct
      IAH 19:17
      Chicago - Houston | Tue, Dec 8 | Frontier Airlines
      IAH 21:24
      9h 56m
      1 stop
      ORD 07:20
      Houston - Chicago | Thu, Dec 10 | Frontier Airlines
      €123
      68% off
      €379 €123
    • CHI 13:00
      17h 25m
      1 stop
      HOU 14:00
      Chicago - Houston | Sat, Nov 14 | Normal Airline
      HOU 15:00
      6h
      Direct
      CHI 16:00
      Houston - Chicago | Mon, Nov 16 | Normal Airline
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    • Cheapest nonstop
      ORD 16:08
      3h
      Direct
      IAH 19:08
      Chicago - Houston | Fri, Jan 29 | Frontier Airlines
      €82 €162
      49% off
      49% off
      €162 €82
    • ORD 14:11
      3h 10m
      Direct
      IAH 17:21
      Chicago - Houston | Tue, Nov 17 | Frontier Airlines
      €84 €162
      48% off
      48% off
      €162 €84
    • ORD 16:10
      3h
      Direct
      IAH 19:10
      Chicago - Houston | Fri, Dec 25 | Frontier Airlines
      €85 €113
      25% off
      25% off
      €113 €85
    • ORD 16:08
      3h 9m
      Direct
      IAH 19:17
      Chicago - Houston | Mon, Dec 7 | Frontier Airlines
      €86
      47% off
      €162 €86
    • ORD 16:08
      3h
      Direct
      IAH 19:08
      Chicago - Houston | Fri, Jan 22 | Frontier Airlines
      €86
      47% off
      €162 €86
    • ORD 16:10
      3h
      Direct
      IAH 19:10
      Chicago - Houston | Wed, Dec 30 | Frontier Airlines
      €87
      23% off
      €113 €87
    • ORD 16:10
      3h
      Direct
      IAH 19:10
      Chicago - Houston | Fri, Jan 1 | Frontier Airlines
      €87
      23% off
      €113 €87
    • ORD 16:10
      3h
      Direct
      IAH 19:10
      Chicago - Houston | Thu, Dec 31 | Frontier Airlines
      €87
      46% off
      €162 €87
    • ORD 14:11
      3h 10m
      Direct
      IAH 17:21
      Chicago - Houston | Wed, Nov 18 | Frontier Airlines
      €90
      44% off
      €162 €90
    • CHI 13:00
      17h 25m
      1 stop
      HOU 14:00
      Chicago - Houston | Sat, Nov 14 | Normal Airline
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    • Cheapest nonstop
      ORD 16:08
      3h
      Direct
      IAH 19:08
      Chicago - Houston | Fri, Jan 29 | Frontier Airlines
      €82 €356
      77% off
      77% off
      €356 €82
    • ORD 14:11
      3h 10m
      Direct
      IAH 17:21
      Chicago - Houston | Tue, Nov 17 | Frontier Airlines
      €84 €356
      76% off
      76% off
      €356 €84
    • ORD 16:08
      3h 9m
      Direct
      IAH 19:17
      Chicago - Houston | Mon, Dec 7 | Frontier Airlines
      €86 €356
      76% off
      76% off
      €356 €86
    • ORD 16:08
      3h
      Direct
      IAH 19:08
      Chicago - Houston | Fri, Jan 22 | Frontier Airlines
      €86
      76% off
      €356 €86
    • ORD 16:10
      3h
      Direct
      IAH 19:10
      Chicago - Houston | Thu, Dec 31 | Frontier Airlines
      €87
      76% off
      €356 €87
    • ORD 14:11
      3h 10m
      Direct
      IAH 17:21
      Chicago - Houston | Wed, Nov 18 | Frontier Airlines
      €90
      75% off
      €356 €90
    • ORD 08:24
      3h 5m
      Direct
      IAH 11:29
      Chicago - Houston | Thu, Jan 14 | Frontier Airlines
      €94
      74% off
      €356 €94
    • ORD 16:08
      3h 9m
      Direct
      IAH 19:17
      Chicago - Houston | Mon, Dec 14 | Frontier Airlines
      €94
      74% off
      €356 €94
    • ORD 16:34
      3h 9m
      Direct
      IAH 19:43
      Chicago - Houston | Thu, Jan 7 | Frontier Airlines
      €97
      73% off
      €356 €97
    • CHI 13:00
      17h 25m
      1 stop
      HOU 14:00
      Chicago - Houston | Sat, Nov 14 | Normal Airline
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    • Cheapest nonstop
      ORD 14:11
      3h 10m
      Direct
      IAH 17:21
      Chicago - Houston | Tue, Nov 17 | Frontier Airlines
      €84 €368
      77% off
      77% off
      €368 €84
    • ORD 14:11
      3h 10m
      Direct
      IAH 17:21
      Chicago - Houston | Wed, Nov 18 | Frontier Airlines
      €90 €368
      76% off
      76% off
      €368 €90
    • ORD 14:11
      3h 10m
      Direct
      IAH 17:21
      Chicago - Houston | Sat, Nov 14 | Frontier Airlines
      €94 €368
      74% off
      74% off
      €368 €94
    • ORD 13:04
      3h 7m
      Direct
      IAH 16:11
      Chicago - Houston | Fri, Nov 13 | Frontier Airlines
      €143
      61% off
      €368 €143
    • ORD 13:04
      3h 7m
      Direct
      IAH 16:11
      Chicago - Houston | Sun, Nov 15 | Frontier Airlines
      €144
      61% off
      €368 €144
    • ORD 13:04
      3h 7m
      Direct
      IAH 16:11
      Chicago - Houston | Thu, Nov 19 | Frontier Airlines
      €150
      59% off
      €368 €150
    • ORD 13:04
      3h 7m
      Direct
      IAH 16:11
      Chicago - Houston | Mon, Nov 16 | Frontier Airlines
      €152
      59% off
      €368 €152
    • ORD 07:21
      3h 1m
      Direct
      IAH 10:22
      Chicago - Houston | Thu, Nov 19 | American Airlines
      €217
      41% off
      €368 €217
    • ORD 07:21
      2h 54m
      Direct
      IAH 10:15
      Chicago - Houston | Sun, Nov 15 | American Airlines
      €224
      39% off
      €368 €224
    • CHI 13:00
      17h 25m
      1 stop
      HOU 14:00
      Chicago - Houston | Sat, Nov 14 | Normal Airline
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    • ORD 20:46
      2h 45m
      Direct
      IAH 23:31
      Chicago - Houston | Wed, Jan 6 | American Airlines
      €135 €309
      56% off
      56% off
      €309 €135
    • ORD 20:46
      2h 45m
      Direct
      IAH 23:31
      Chicago - Houston | Thu, Jan 7 | American Airlines
      €150 €309
      51% off
      51% off
      €309 €150
    • ORD 20:46
      2h 45m
      Direct
      IAH 23:31
      Chicago - Houston | Fri, Jan 8 | American Airlines
      €159 €309
      49% off
      49% off
      €309 €159
    • ORD 15:26
      2h 51m
      Direct
      IAH 18:17
      Chicago - Houston | Mon, Jan 18 | American Airlines
      €138
      55% off
      €309 €138
    • ORD 15:26
      2h 51m
      Direct
      IAH 18:17
      Chicago - Houston | Wed, Jan 13 | American Airlines
      €139
      55% off
      €309 €139
    • ORD 15:26
      2h 51m
      Direct
      IAH 18:17
      Chicago - Houston | Thu, Jan 14 | American Airlines
      €158
      49% off
      €309 €158
    • ORD 15:26
      2h 51m
      Direct
      IAH 18:17
      Chicago - Houston | Fri, Jan 22 | American Airlines
      €167
      46% off
      €309 €167
    • ORD 15:26
      2h 51m
      Direct
      IAH 18:17
      Chicago - Houston | Fri, Jan 29 | American Airlines
      €167
      46% off
      €309 €167
    • ORD 20:46
      2h 51m
      Direct
      IAH 23:37
      Chicago - Houston | Sun, Jan 10 | American Airlines
      €189
      39% off
      €309 €189
    • CHI 13:00
      17h 25m
      1 stop
      HOU 14:00
      Chicago - Houston | Sat, Nov 14 | 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

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, the cheapest one-way flights from O'Hare International Airport to George Bush Intercontinental Airport are usually in February, with an average price of €116. It is best to avoid March, when the average price can reach €214.

€214
€165
€116
€67
    Cheapest
  • €118
    Nov
  • €144
    Dec
  • €154
    Jan
  • €116
    Feb
  • €214
    Mar
  • €131
    Apr
  • €151
    May
  • €191
    Jun
  • €158
    Jul
  • €160
    Aug
  • €172
    Sep
  • €205
    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 departure day from O'Hare International Airport to George Bush Intercontinental Airport is Tuesday, with average prices usually lower than other days. Avoid departing on Sunday as prices are typically highest on that day.

€182
€162
€141
€121
  • €163
    Mon
  • €141
    Tue
  • €150
    Wed
  • €158
    Thu
  • €181
    Fri
  • €178
    Sat
  • €182
    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 €66) among 5 carriers operating this route. Based on Trip.com's latest 7-day flight data.

Frontier Airlines
From €66
Jetblue Airways
From €76
American Airlines
From €93
Delta Air Lines
From €97
United Airlines
From €126

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

    13:33

    ORD

    2h 13m

    Direct

    16:46

    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. F91596

    O'Hare International Airport

    06:00

    ORD

    2h 22m

    Direct

    09:22

    ATL

    S - - W T F S
    Search

  5. F92399

    Hartsfield–Jackson Atlanta International Airport

    09:10

    ATL

    2h 29m

    Direct

    10:39

    IAH

    S M T W T F S

  6. F91596

    O'Hare International Airport

    06:00

    ORD

    2h 22m

    Direct

    09:22

    ATL

    S - - W T F S
    Search

  7. F93217

    Hartsfield–Jackson Atlanta International Airport

    13:19

    ATL

    2h 25m

    Direct

    14:44

    IAH

    - - T - - - -

  8. B6664

    O'Hare International Airport

    07:00

    ORD

    3h 10m

    Direct

    11:10

    FLL

    S M T W T F S
    Search

  9. F91495

    Fort Lauderdale-Hollywood International Airport

    12:50

    FLL

    2h 49m

    Direct

    14:39

    IAH

    S M - W T F S

  10. F92205

    O'Hare International Airport

    08:37

    ORD

    3h 13m

    Direct

    12:50

    FLL

    S - - W T F S
    Search

  11. F91495

    Fort Lauderdale-Hollywood International Airport

    12:50

    FLL

    2h 49m

    Direct

    14:39

    IAH

    S M - W T F S

  12. F91442

    O'Hare International Airport

    22:29

    ORD

    2h 8m

    Direct

    01:37

    ATL

    - - - W - - -
    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

    06:00

    ORD

    2h 22m

    Direct

    09:22

    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

  16. F92198

    O'Hare International Airport

    13:33

    ORD

    2h 13m

    Direct

    16:46

    ATL

    S M T W T F S
    Search

  17. F93217

    Hartsfield–Jackson Atlanta International Airport

    13:19

    ATL

    2h 25m

    Direct

    14:44

    IAH

    - - T - - - -

  18. F91596

    O'Hare International Airport

    06:00

    ORD

    2h 22m

    Direct

    09:22

    ATL

    S - - W T F S
    Search

  19. F91403

    Hartsfield–Jackson Atlanta International Airport

    13:10

    ATL

    2h 27m

    Direct

    14:37

    IAH

    S M - 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 €66
Cheapest return ticket price €110

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 37 minutes on average. Actual flight time may vary depending on route, weather and air traffic.
  • There are around 17 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 21:35, with about 30 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 €236 in November, 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 €66, and round-trip fares start from €110. The current lowest fare is a Frontier Airlines flight departing on Tue, Dec 8; 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 €206. 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 €66. Compare final prices carefully, as baggage, seat selection and payment fees may apply.
  • O'Hare International Airport to George Bush Intercontinental Airport operates around 181 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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