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St. Louis Lambert International Airport to George Bush Intercontinental Airport flight
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St. Louis Lambert International Airport to George Bush Intercontinental Airport Flights Info

Cheapest one-way
INR 4,422
Frontier Airlines Frontier Airlines 27h 39m · 1 stop Tue, Nov 17
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Cheapest return
INR 14,169
Frontier Airlines Frontier Airlines 15h 42m · 2 stops Tue, Nov 17 - Thu, Nov 19
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Recommended airlines
Frontier Airlines Frontier AirlinesCheapest· From INR 4,422 United Airlines United AirlinesMost booked

Explore the cheapest one-way and round-trip flights from St. Louis Lambert International Airport to George Bush Intercontinental Airport over the next 90 days, with one-way fares from INR 4,422 and round-trip from INR 14,169. Based on Trip.com's latest 7-day flight data.

    • Cheapest nonstop
      STL 06:00
      2h 21m
      Direct
      IAH 08:21
      St. Louis - Houston | Fri, Dec 11 | United Airlines
      HOU 11:05
      2h
      Direct
      STL 13:05
      Houston - St. Louis | Tue, Dec 15 |
      INR 24,269 INR 29,735
      18% off
      18% off
      INR 29,735 INR 24,269
    • STL 06:15
      2h 20m
      Direct
      IAH 08:35
      St. Louis - Houston | Tue, Dec 1 | United Airlines
      HOU 20:35
      2h 5m
      Direct
      STL 22:40
      Houston - St. Louis | Sat, Dec 5 |
      INR 24,382 INR 29,735
      18% off
      18% off
      INR 29,735 INR 24,382
    • STL 13:28
      15h 42m
      1 stop
      IAH 05:10
      St. Louis - Houston | Tue, Nov 17 | Frontier Airlines
      IAH 12:19
      5h 21m
      1 stop
      STL 17:40
      Houston - St. Louis | Thu, Nov 19 | Frontier Airlines
      INR 14,169 INR 29,735
      52% off
      52% off
      INR 29,735 INR 14,169
    • STL 12:02
      5h 27m
      1 stop
      IAH 17:29
      St. Louis - Houston | Thu, Dec 17 | Frontier Airlines
      IAH 12:12
      22h 52m
      1 stop
      STL 11:04
      Houston - St. Louis | Wed, Dec 23 | Frontier Airlines
      INR 14,296
      52% off
      INR 29,735 INR 14,296
    • STL 17:59
      6h 26m
      1 stop
      IAH 00:25
      St. Louis - Houston | Sun, Nov 29 | Frontier Airlines
      IAH 20:19
      27h 40m
      1 stop
      STL 23:59
      Houston - St. Louis | Tue, Dec 1 | Frontier Airlines
      INR 15,539
      48% off
      INR 29,735 INR 15,539
    • STL 13:28
      15h 42m
      1 stop
      IAH 05:10
      St. Louis - Houston | Tue, Nov 24 | Frontier Airlines
      IAH 21:43
      17h 40m
      1 stop
      STL 15:23
      Houston - St. Louis | Wed, Nov 25 | Frontier Airlines
      INR 16,486
      45% off
      INR 29,735 INR 16,486
    • STL 12:02
      5h 29m
      1 stop
      IAH 17:31
      St. Louis - Houston | Sat, Dec 12 | Frontier Airlines
      IAH 19:39
      28h 33m
      1 stop
      STL 00:12
      Houston - St. Louis | Tue, Dec 15 | Frontier Airlines
      INR 16,726
      44% off
      INR 29,735 INR 16,726
    • STL 12:02
      5h 27m
      1 stop
      IAH 17:29
      St. Louis - Houston | Thu, Dec 24 | Frontier Airlines
      IAH 20:49
      19h 53m
      1 stop
      STL 16:42
      Houston - St. Louis | Thu, Dec 31 | Frontier Airlines
      INR 17,432
      41% off
      INR 29,735 INR 17,432
    • STL 18:13
      16h 5m
      1 stop
      IAH 10:18
      St. Louis - Houston | Fri, Dec 11 | Frontier Airlines
      IAH 20:40
      14h 17m
      1 stop
      STL 10:57
      Houston - St. Louis | Fri, Dec 18 | Frontier Airlines
      INR 17,461
      41% off
      INR 29,735 INR 17,461
    • STL 13:00
      17h 25m
      1 stop
      HOU 14:00
      St. Louis - Houston | Tue, Nov 17 | Normal Airline
      HOU 15:00
      6h
      Direct
      STL 16:00
      Houston - St. Louis | Thu, Nov 19 | Normal Airline
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    • Cheapest
      STL 18:34
      27h 39m
      1 stop
      IAH 22:13
      St. Louis - Houston | Tue, Nov 17 | Frontier Airlines
      INR 4,422 INR 39,452
      89% off
      89% off
      INR 39,452 INR 4,422
    • STL 12:02
      20h 43m
      1 stop
      IAH 08:45
      St. Louis - Houston | Sat, Dec 19 | Frontier Airlines
      INR 5,171 INR 39,452
      87% off
      87% off
      INR 39,452 INR 5,171
    • STL 12:02
      20h 43m
      1 stop
      IAH 08:45
      St. Louis - Houston | Tue, Dec 22 | Frontier Airlines
      INR 5,284 INR 39,452
      87% off
      87% off
      INR 39,452 INR 5,284
    • STL 12:02
      20h 43m
      1 stop
      IAH 08:45
      St. Louis - Houston | Sat, Dec 12 | Frontier Airlines
      INR 5,595
      86% off
      INR 39,452 INR 5,595
    • STL 18:21
      6h 5m
      1 stop
      IAH 00:26
      St. Louis - Houston | Sat, Jan 2 | Frontier Airlines
      INR 6,922
      82% off
      INR 39,452 INR 6,922
    • STL 12:02
      23h 44m
      1 stop
      IAH 11:46
      St. Louis - Houston | Tue, Dec 15 | Frontier Airlines
      INR 7,191
      82% off
      INR 39,452 INR 7,191
    • STL 14:59
      7h 8m
      1 stop
      IAH 22:07
      St. Louis - Houston | Thu, Dec 10 | Frontier Airlines
      INR 7,798
      80% off
      INR 39,452 INR 7,798
    • STL 18:34
      12h 49m
      1 stop
      IAH 07:23
      St. Louis - Houston | Sat, Nov 21 | Frontier Airlines
      INR 8,052
      80% off
      INR 39,452 INR 8,052
    • STL 18:09
      6h 16m
      1 stop
      IAH 00:25
      St. Louis - Houston | Fri, Dec 4 | Frontier Airlines
      INR 8,363
      79% off
      INR 39,452 INR 8,363
    • STL 13:00
      17h 25m
      1 stop
      HOU 14:00
      St. Louis - Houston | Tue, Nov 17 | Normal Airline
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    • Cheapest nonstop
      STL 15:03
      2h 22m
      Direct
      IAH 17:25
      St. Louis - Houston | Sat, Jan 9 | United Airlines
      INR 14,367 INR 39,452
      64% off
      64% off
      INR 39,452 INR 14,367
    • STL 06:00
      2h 21m
      Direct
      IAH 08:21
      St. Louis - Houston | Thu, Dec 10 | United Airlines
      INR 14,791 INR 39,452
      63% off
      63% off
      INR 39,452 INR 14,791
    • STL 06:15
      2h 20m
      Direct
      IAH 08:35
      St. Louis - Houston | Fri, Nov 27 | United Airlines
      INR 17,828 INR 41,398
      56% off
      56% off
      INR 41,398 INR 17,828
    • STL 08:30
      2h 31m
      Direct
      IAH 11:01
      St. Louis - Houston | Fri, Dec 4 | United Airlines
      INR 17,899
      56% off
      INR 41,398 INR 17,899
    • STL 06:15
      2h 20m
      Direct
      IAH 08:35
      St. Louis - Houston | Sun, Nov 22 | United Airlines
      INR 18,110
      56% off
      INR 41,398 INR 18,110
    • STL 08:30
      2h 31m
      Direct
      IAH 11:01
      St. Louis - Houston | Sun, Dec 13 | United Airlines
      INR 22,546
      46% off
      INR 41,398 INR 22,546
    • STL 17:55
      2h 30m
      Direct
      IAH 20:25
      St. Louis - Houston | Tue, Nov 24 | United Airlines
      INR 27,858
      33% off
      INR 41,398 INR 27,858
    • STL 17:55
      2h 30m
      Direct
      IAH 20:25
      St. Louis - Houston | Mon, Nov 30 | United Airlines
      INR 27,985
      32% off
      INR 41,398 INR 27,985
    • STL 08:30
      2h 31m
      Direct
      IAH 11:01
      St. Louis - Houston | Tue, Dec 1 | United Airlines
      INR 28,931
      30% off
      INR 41,398 INR 28,931
    • STL 13:00
      17h 25m
      1 stop
      HOU 14:00
      St. Louis - Houston | Tue, Nov 17 | Normal Airline
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    • Cheapest nonstop
      STL 06:15
      2h 20m
      Direct
      IAH 08:35
      St. Louis - Houston | Fri, Nov 27 | United Airlines
      INR 17,828 INR 43,259
      59% off
      59% off
      INR 43,259 INR 17,828
    • STL 08:30
      2h 31m
      Direct
      IAH 11:01
      St. Louis - Houston | Fri, Dec 4 | United Airlines
      INR 17,899 INR 43,259
      59% off
      59% off
      INR 43,259 INR 17,899
    • STL 06:15
      2h 20m
      Direct
      IAH 08:35
      St. Louis - Houston | Sun, Nov 22 | United Airlines
      INR 18,110 INR 43,259
      57% off
      57% off
      INR 43,259 INR 18,110
    • STL 08:30
      2h 31m
      Direct
      IAH 11:01
      St. Louis - Houston | Sun, Dec 13 | United Airlines
      INR 22,546
      48% off
      INR 43,259 INR 22,546
    • STL 17:55
      2h 30m
      Direct
      IAH 20:25
      St. Louis - Houston | Tue, Nov 24 | United Airlines
      INR 27,858
      36% off
      INR 43,259 INR 27,858
    • STL 17:55
      2h 30m
      Direct
      IAH 20:25
      St. Louis - Houston | Mon, Nov 30 | United Airlines
      INR 27,985
      35% off
      INR 43,259 INR 27,985
    • STL 08:30
      2h 31m
      Direct
      IAH 11:01
      St. Louis - Houston | Tue, Dec 1 | United Airlines
      INR 28,931
      33% off
      INR 43,259 INR 28,931
    • STL 17:55
      2h 30m
      Direct
      IAH 20:25
      St. Louis - Houston | Mon, Nov 16 | United Airlines
      INR 33,946
      22% off
      INR 43,259 INR 33,946
    • STL 14:54
      4h 26m
      1 stop
      IAH 19:20
      St. Louis - Houston | Sun, Dec 13 | American Airlines
      INR 17,771
      59% off
      INR 43,259 INR 17,771
    • STL 13:00
      17h 25m
      1 stop
      HOU 14:00
      St. Louis - Houston | Tue, Nov 17 | Normal Airline
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    • STL 14:54
      4h 26m
      1 stop
      IAH 19:20
      St. Louis - Houston | Mon, Nov 16 | American Airlines
      INR 35,472 INR 43,259
      18% off
      18% off
      INR 43,259 INR 35,472
    • STL 17:55
      2h 30m
      Direct
      IAH 20:25
      St. Louis - Houston | Mon, Nov 16 | United Airlines
      INR 33,946 INR 43,259
      22% off
      22% off
      INR 43,259 INR 33,946
    • STL 06:15
      2h 20m
      Direct
      IAH 08:35
      St. Louis - Houston | Sun, Nov 22 | United Airlines
      INR 18,110 INR 43,259
      57% off
      57% off
      INR 43,259 INR 18,110
    • STL 13:00
      17h 25m
      1 stop
      HOU 14:00
      St. Louis - Houston | Tue, Nov 17 | Normal Airline
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    • STL 06:15
      2h 20m
      Direct
      IAH 08:35
      St. Louis - Houston | Fri, Nov 27 | United Airlines
      INR 17,828 INR 41,398
      56% off
      56% off
      INR 41,398 INR 17,828
    • STL 06:15
      2h 20m
      Direct
      IAH 08:35
      St. Louis - Houston | Sun, Nov 22 | United Airlines
      INR 18,110 INR 41,398
      56% off
      56% off
      INR 41,398 INR 18,110
    • STL 06:00
      2h 21m
      Direct
      IAH 08:21
      St. Louis - Houston | Thu, Dec 10 | United Airlines
      INR 14,791 INR 39,452
      63% off
      63% off
      INR 39,452 INR 14,791
    • STL 15:03
      2h 22m
      Direct
      IAH 17:25
      St. Louis - Houston | Sat, Jan 9 | United Airlines
      INR 14,367
      64% off
      INR 39,452 INR 14,367
    • STL 17:55
      2h 30m
      Direct
      IAH 20:25
      St. Louis - Houston | Tue, Nov 24 | United Airlines
      INR 27,858
      33% off
      INR 41,398 INR 27,858
    • STL 17:55
      2h 30m
      Direct
      IAH 20:25
      St. Louis - Houston | Mon, Nov 30 | United Airlines
      INR 27,985
      32% off
      INR 41,398 INR 27,985
    • STL 17:55
      2h 30m
      Direct
      IAH 20:25
      St. Louis - Houston | Mon, Nov 16 | United Airlines
      INR 33,946
      18% off
      INR 41,398 INR 33,946
    • STL 08:30
      2h 31m
      Direct
      IAH 11:01
      St. Louis - Houston | Fri, Dec 4 | United Airlines
      INR 17,899
      56% off
      INR 41,398 INR 17,899
    • STL 08:30
      2h 31m
      Direct
      IAH 11:01
      St. Louis - Houston | Sun, Dec 13 | United Airlines
      INR 22,546
      46% off
      INR 41,398 INR 22,546
    • STL 13:00
      17h 25m
      1 stop
      HOU 14:00
      St. Louis - Houston | Tue, Nov 17 | Normal Airline
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Displayed flight fares from St. Louis to Houston are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Which airline offers the cheapest flights from St. Louis Lambert International Airport to George Bush Intercontinental Airport?

The cheapest airline flying from St. Louis Lambert International Airport to George Bush Intercontinental Airport is Frontier Airlines (from INR 4,422) among 1 carriers operating this route. Based on Trip.com's latest 7-day flight data.
easyJet logo easyJet Wizz Air UK logo Wizz Air UK British Airways logo British Airways Jet2.com logo Jet2.com Virgin Atlantic logo Virgin Atlantic
United Airlines logo United Airlines

What is the flight schedule from St. Louis Lambert International Airport to George Bush Intercontinental Airport?

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

Flight info.
Departure
Arrival
Weekly Schedule

  1. DL1524

    St. Louis Lambert International Airport

    06:00

    STL

    1h 40m

    Direct

    08:40

    ATL

    S M T W T F S
    Search

  2. DL1682

    Hartsfield–Jackson Atlanta International Airport

    09:45

    ATL

    2h 21m

    Direct

    11:06

    IAH

    S M T W T F S

  3. AA2103

    St. Louis Lambert International Airport

    08:26

    STL

    2h 9m

    Direct

    10:35

    DFW

    S M T - - - -
    Search

  4. AA1392

    Dallas Fort Worth International Airport

    19:33

    DFW

    1h 17m

    Direct

    20:50

    IAH

    S M T W T F S

  5. F94474

    St. Louis Lambert International Airport

    18:34

    STL

    1h 50m

    Direct

    21:24

    ATL

    S - T W T - -
    Search

  6. F94075

    Hartsfield–Jackson Atlanta International Airport

    20:29

    ATL

    2h 24m

    Direct

    21:53

    IAH

    S M T W - - -

  7. DL1102

    St. Louis Lambert International Airport

    14:31

    STL

    1h 34m

    Direct

    17:05

    ATL

    S M T W T F S
    Search

  8. DL2354

    Hartsfield–Jackson Atlanta International Airport

    19:40

    ATL

    2h 18m

    Direct

    20:58

    IAH

    - - - - - F -

  9. F94567

    St. Louis Lambert International Airport

    19:51

    STL

    2h 28m

    Direct

    21:19

    DEN

    S - T W T F -
    Search

  10. F93228

    Denver International Airport

    14:59

    DEN

    2h 28m

    Direct

    18:27

    IAH

    S M T W T F S

  11. F93107

    St. Louis Lambert International Airport

    14:02

    STL

    3h 36m

    Direct

    15:38

    LAS

    S - - W - F S
    Search

  12. F91966

    Harry Reid International Airport

    14:42

    LAS

    3h 14m

    Direct

    19:56

    IAH

    - M T - - - -

  13. F94474

    St. Louis Lambert International Airport

    18:34

    STL

    1h 50m

    Direct

    21:24

    ATL

    S - T W T - -
    Search

  14. F91403

    Hartsfield–Jackson Atlanta International Airport

    13:10

    ATL

    2h 27m

    Direct

    14:37

    IAH

    S M - W T F S

  15. F94567

    St. Louis Lambert International Airport

    19:51

    STL

    2h 28m

    Direct

    21:19

    DEN

    S - T W T F -
    Search

  16. F93206

    Denver International Airport

    06:10

    DEN

    2h 42m

    Direct

    09:52

    IAH

    S M T W T F S

  17. F92636

    St. Louis Lambert International Airport

    16:26

    STL

    2h 24m

    Direct

    19:50

    MCO

    S - - W T F S
    Search

  18. F92029

    Orlando International Airport

    06:55

    MCO

    2h 57m

    Direct

    08:52

    IAH

    - - - - T F S

  19. DL543

    St. Louis Lambert International Airport

    18:08

    STL

    1h 42m

    Direct

    20:50

    ATL

    S M T W T F S
    Search

  20. 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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FAQs for St. Louis Lambert International Airport to George Bush Intercontinental Airport Flights

  • How long is the flight from St. Louis Lambert International Airport to George Bush Intercontinental Airport?

    St. Louis Lambert International Airport to George Bush Intercontinental Airport takes about 1 hour 46 minutes on average. Actual flight time may vary depending on route, weather and air traffic.
  • There are around 4 daily flights from St. Louis Lambert International Airport (STL) to George Bush Intercontinental Airport (IAH).
  • The earliest flight from St. Louis Lambert International Airport to George Bush Intercontinental Airport departs at 06:15, and the last departs at 17:55, with about 6 flights per day. Flight times may change, so please check the latest departure and arrival times before you travel.
  • The route from St. Louis Lambert International Airport (STL) to George Bush Intercontinental Airport (IAH) is quite popular. Without considering departure times or holidays, tickets cost around INR 34,991 in November, the most expensive month to book this route.
  • United Airlines is a very popular airline operating an average of 807 flights per month.
  • One-way flights from St. Louis Lambert International Airport to George Bush Intercontinental Airport currently start from INR 4,422, and round-trip fares start from INR 14,169. The current lowest fare is a Frontier Airlines flight departing on Tue, Nov 17; prices may vary depending on availability.
  • Yes. United Airlines operate direct flights from St. Louis Lambert International Airport to George Bush Intercontinental Airport, with an average flight time of 1 hour 41 minutes, and around 32 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 St. Louis Lambert International Airport to George Bush Intercontinental Airport is INR 21,557. Prices may vary depending on the departure date, airline, and availability.
  • St. Louis Lambert International Airport to George Bush Intercontinental Airport operates around 33 weekly flights, mainly by United Airlines. Actual frequency may vary during holidays and seasonal schedule adjustments.
  • Enter St. Louis Lambert 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 estimated lowest prices and include all taxes and fees found in the last 24 hours.

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Prices displayed on this page are all-inclusive (including taxes, fuel surcharges, civil aviation development fund, etc.), with all fees confirmed before payment. Fees for luggage, 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 have been updated within the last 24 hours—sometimes even in real time. The more popular the route, the more accurate the data.

Change & Cancellation Policy

Trip.com shows the cancellation and change policies for each flight ticket during the booking process, including any fees and applicable conditions. Please check 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 according to the airline's ticket policy.
Cancellation/change due to a flight schedule change:
If the flight schedule has changed 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 visit the customer support pages.