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Denver International Airport to George Bush Intercontinental Airport flight

Explore the cheapest one-way and round-trip flights from Denver International Airport to George Bush Intercontinental Airport over the next 90 days, with one-way fares from US$45 and round-trip from US$105. Based on Trip.com's latest 7-day flight data.

      • Cheapest nonstop
        DEN 21:12
        2h 30m
        Direct
        IAH 00:42
        Denver - Houston | Thu, Nov 5 | Frontier Airlines
        IAH 10:47
        2h 43m
        Direct
        DEN 12:30
        Houston - Denver | Sat, Nov 7 | Frontier Airlines
        US$105 US$184
        43% off
        43% off
        US$184 US$105
      • DEN 06:10
        2h 26m
        Direct
        IAH 09:36
        Denver - Houston | Thu, Oct 8 | Frontier Airlines
        IAH 22:40
        2h 38m
        Direct
        DEN 00:18
        Houston - Denver | Sat, Oct 10 | Frontier Airlines
        US$109 US$184
        41% off
        41% off
        US$184 US$109
      • DEN 21:12
        2h 28m
        Direct
        IAH 00:40
        Denver - Houston | Mon, Oct 19 | Frontier Airlines
        IAH 22:40
        2h 38m
        Direct
        DEN 00:18
        Houston - Denver | Fri, Oct 23 | Frontier Airlines
        US$129 US$184
        30% off
        30% off
        US$184 US$129
      • DEN 21:12
        2h 28m
        Direct
        IAH 00:40
        Denver - Houston | Sun, Oct 25 | Frontier Airlines
        IAH 22:40
        2h 43m
        Direct
        DEN 00:23
        Houston - Denver | Thu, Oct 29 | Frontier Airlines
        US$129
        30% off
        US$184 US$129
      • DEN 21:12
        2h 28m
        Direct
        IAH 00:40
        Denver - Houston | Mon, Oct 26 | Frontier Airlines
        IAH 22:40
        2h 43m
        Direct
        DEN 00:23
        Houston - Denver | Thu, Oct 29 | Frontier Airlines
        US$129
        30% off
        US$184 US$129
      • DEN 21:12
        2h 30m
        Direct
        IAH 00:42
        Denver - Houston | Tue, Oct 27 | Frontier Airlines
        IAH 22:40
        2h 43m
        Direct
        DEN 00:23
        Houston - Denver | Fri, Oct 30 | Frontier Airlines
        US$129
        30% off
        US$184 US$129
      • DEN 21:12
        2h 28m
        Direct
        IAH 00:40
        Denver - Houston | Tue, Oct 20 | Frontier Airlines
        IAH 22:40
        2h 38m
        Direct
        DEN 00:18
        Houston - Denver | Fri, Oct 23 | Frontier Airlines
        US$129
        30% off
        US$184 US$129
      • DEN 21:12
        2h 28m
        Direct
        IAH 00:40
        Denver - Houston | Wed, Oct 21 | Frontier Airlines
        IAH 21:43
        2h 39m
        Direct
        DEN 23:22
        Houston - Denver | Wed, Oct 28 | Frontier Airlines
        US$129
        30% off
        US$184 US$129
      • DEN 21:12
        2h 28m
        Direct
        IAH 00:40
        Denver - Houston | Thu, Oct 22 | Frontier Airlines
        IAH 21:43
        2h 39m
        Direct
        DEN 23:22
        Houston - Denver | Wed, Oct 28 | Frontier Airlines
        US$129
        30% off
        US$184 US$129
      • DEN 21:12
        2h 28m
        Direct
        IAH 00:40
        Denver - Houston | Fri, Oct 23 | Frontier Airlines
        IAH 22:40
        2h 43m
        Direct
        DEN 00:23
        Houston - Denver | Fri, Oct 30 | Frontier Airlines
        US$129
        30% off
        US$184 US$129
      • DEN 21:12
        2h 28m
        Direct
        IAH 00:40
        Denver - Houston | Sat, Oct 24 | Frontier Airlines
        IAH 22:40
        2h 43m
        Direct
        DEN 00:23
        Houston - Denver | Fri, Oct 30 | Frontier Airlines
        US$129
        30% off
        US$184 US$129
      • DEN 21:12
        2h 28m
        Direct
        IAH 00:40
        Denver - Houston | Tue, Oct 13 | Frontier Airlines
        IAH 06:24
        2h 41m
        Direct
        DEN 08:05
        Houston - Denver | Thu, Oct 15 | Frontier Airlines
        US$134
        27% off
        US$184 US$134
      • DEN 13:00
        17h 25m
        1 stop
        HOU 14:00
        Denver - Houston | Thu, Oct 8 | Normal Airline
        HOU 15:00
        6h
        Direct
        DEN 16:00
        Houston - Denver | Sat, Oct 10 | Normal Airline
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      • Cheapest nonstop
        DEN 08:40
        2h 30m
        Direct
        IAH 12:10
        Denver - Houston | Tue, Nov 10 | Frontier Airlines
        US$45 US$303
        85% off
        85% off
        US$303 US$45
      • DEN 21:12
        2h 28m
        Direct
        IAH 00:40
        Denver - Houston | Sat, Oct 31 | Frontier Airlines
        US$45 US$303
        85% off
        85% off
        US$303 US$45
      • DEN 06:10
        2h 42m
        Direct
        IAH 09:52
        Denver - Houston | Wed, Nov 18 | Frontier Airlines
        US$47 US$303
        84% off
        84% off
        US$303 US$47
      • DEN 06:10
        2h 26m
        Direct
        IAH 09:36
        Denver - Houston | Wed, Oct 21 | Frontier Airlines
        US$47
        84% off
        US$303 US$47
      • DEN 21:16
        2h 27m
        Direct
        IAH 00:43
        Denver - Houston | Tue, Oct 13 | Frontier Airlines
        US$51
        83% off
        US$303 US$51
      • DEN 21:12
        2h 28m
        Direct
        IAH 00:40
        Denver - Houston | Sat, Oct 24 | Frontier Airlines
        US$79
        74% off
        US$303 US$79
      • DEN 21:12
        2h 28m
        Direct
        IAH 00:40
        Denver - Houston | Mon, Oct 19 | Frontier Airlines
        US$91
        70% off
        US$303 US$91
      • DEN 17:17
        2h 31m
        Direct
        IAH 20:48
        Denver - Houston | Tue, Nov 3 | Frontier Airlines
        US$92
        70% off
        US$303 US$92
      • DEN 06:10
        2h 26m
        Direct
        IAH 09:36
        Denver - Houston | Wed, Oct 28 | Frontier Airlines
        US$92
        70% off
        US$303 US$92
      • DEN 06:10
        2h 26m
        Direct
        IAH 09:36
        Denver - Houston | Sat, Oct 17 | Frontier Airlines
        US$152
        50% off
        US$303 US$152
      • DEN 21:16
        2h 27m
        Direct
        IAH 00:43
        Denver - Houston | Wed, Oct 14 | Frontier Airlines
        US$216
        28% off
        US$303 US$216
      • DEN 21:12
        2h 28m
        Direct
        IAH 00:40
        Denver - Houston | Thu, Oct 15 | Frontier Airlines
        US$221
        27% off
        US$303 US$221
      • DEN 13:00
        17h 25m
        1 stop
        HOU 14:00
        Denver - Houston | Thu, Oct 8 | Normal Airline
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Flight prices from Denver International Airport to George Bush Intercontinental Airport are based on the average fares across airlines for the next three months, based on Trip.com’s latest data.

Trip.com Price Insights: Flights from Denver International Airport to George Bush Intercontinental Airport

Which month has the cheapest one-way flights from Denver 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 Denver International Airport to George Bush Intercontinental Airport.

Based on Trip.com data from the past 12 months, the cheapest one-way flights from Denver International Airport to George Bush Intercontinental Airport are usually in December, with an average price of US$112. June sees the highest fares, around US$221.

US$221
US$167
US$112
US$58
    Cheapest
  • US$136
    Oct
  • US$182
    Nov
  • US$112
    Dec
  • US$152
    Jan
  • US$146
    Feb
  • US$164
    Mar
  • US$141
    Apr
  • US$174
    May
  • US$221
    Jun
  • US$221
    Jul
  • US$179
    Aug
  • US$167
    Sep

Which day of the week has the cheapest flights from Denver 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 Denver International Airport to George Bush Intercontinental Airport.

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

US$208
US$150
US$92
US$34
    Cheapest
  • US$162
    Mon
  • US$177
    Tue
  • US$92
    Wed
  • US$163
    Thu
  • US$208
    Fri
  • US$122
    Sat
  • US$189
    Sun

Which airline offers the cheapest flights from Denver International Airport to George Bush Intercontinental Airport?

The cheapest airline flying from Denver International Airport to George Bush Intercontinental Airport is Frontier Airlines (from US$47) among 5 carriers operating this route. Based on Trip.com's latest 7-day flight data.

Frontier Airlines
From US$47
Delta Air Lines
From US$144
American Airlines
From US$181
United Airlines
From US$225
Alaska Airlines
From US$9,448

Find more flights and airlines

What is the flight schedule from Denver International Airport to George Bush Intercontinental Airport?

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

Flight info.
Departure
Arrival
Weekly Schedule

  1. F92996

    Denver International Airport

    21:12

    DEN

    2h 28m

    00:40

    IAH

    S M T W T F S
    Search

  2. F93228

    Denver International Airport

    18:36

    DEN

    2h 28m

    22:04

    IAH

    S M - W T F S
    Search

  3. F93206

    Denver International Airport

    06:00

    DEN

    2h 42m

    09:42

    IAH

    S M T W T F S
    Search

  4. DL341

    Denver International Airport

    06:00

    DEN

    2h 52m

    Direct

    10:52

    ATL

    S M T W T F S
    Search

  5. DL1874

    Hartsfield–Jackson Atlanta International Airport

    14:37

    ATL

    2h 10m

    Direct

    15:47

    IAH

    S M T W T F S

  6. F93600

    Denver International Airport

    10:44

    DEN

    3h 11m

    Direct

    15:55

    ATL

    S M T W T F S
    Search

  7. F94075

    Hartsfield–Jackson Atlanta International Airport

    21:08

    ATL

    2h 22m

    Direct

    22:30

    IAH

    S M T W T F S

  8. F94753

    Denver International Airport

    22:29

    DEN

    2h 13m

    Direct

    00:42

    PHX

    S M T W T F S
    Search

  9. F91704

    Phoenix Sky Harbor International Airport

    11:10

    PHX

    2h 42m

    Direct

    15:52

    IAH

    S M T W T F S
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About Denver International Airport and George Bush Intercontinental Airport

Learn about Denver International Airport (DEN) and George Bush Intercontinental Airport (IAH) — including location, terminals, transportation, and travel tips.

Flight distance 1,388.36km
Cheapest one-way ticket price US$45
Cheapest return ticket price US$105

FAQs for Denver International Airport to George Bush Intercontinental Airport Flights

  • How long is the flight from Denver International Airport to George Bush Intercontinental Airport?

    Denver International Airport to George Bush Intercontinental Airport takes about 2 hours 18 minutes on average. Actual flight time may vary depending on route, weather and air traffic.
  • There are around 14 daily flights from Denver International Airport (DEN) to George Bush Intercontinental Airport (IAH).
  • The earliest flight from Denver International Airport to George Bush Intercontinental Airport departs at 05:00, and the last departs at 21:28, with about 19 flights per day. Flight times may change, so please check the latest departure and arrival times before you travel.
  • The route from Denver International Airport (DEN) to George Bush Intercontinental Airport (IAH) is quite popular. Without considering departure times or holidays, tickets cost around US$187 in October, the most expensive month to book this route.
  • The earliest flight departs from Denver International Airport (DEN) at 07:44 and arrives in George Bush Intercontinental Airport (IAH) at 11:15.
  • The latest flight departs from Denver International Airport (DEN) at 20:39 and arrives in George Bush Intercontinental Airport (IAH) at 23:59.
  • Frontier Airlines is a very popular airline operating an average of 9201 flights per month.
  • One-way flights from Denver International Airport to George Bush Intercontinental Airport currently start from US$45, and round-trip fares start from US$105. The current lowest fare is a Frontier Airlines flight departing on Tue, Nov 10; prices may vary depending on availability.
  • Yes. United Airlines and Frontier Airlines operate direct flights from Denver International Airport to George Bush Intercontinental Airport, with an average flight time of 2 hours 45 minutes, and around 116 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 Denver International Airport to George Bush Intercontinental Airport is US$178. Prices may vary depending on the departure date, airline, and availability.
  • Frontier Airlines and Volaris are the most popular budget airlines flying from Denver International Airport to George Bush Intercontinental Airport, with one-way fares starting from US$45. Compare final prices carefully, as baggage, seat selection and payment fees may apply.
  • Denver International Airport to George Bush Intercontinental Airport operates around 114 weekly flights, mainly by United Airlines and Frontier Airlines. Actual frequency may vary during holidays and seasonal schedule adjustments.
  • Enter Denver 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.