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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 €29 and round-trip from €76. Based on Trip.com's latest 7-day flight data.

    • Cheapest nonstop
      DEN 21:59
      2h 30m
      Direct
      IAH 01:29
      Denver - Houston | Mon, Dec 14 | Frontier Airlines
      IAH 06:00
      2h 39m
      Direct
      DEN 07:39
      Houston - Denver | Mon, Dec 21 | Frontier Airlines
      €76 €91
      16% off
      16% off
      €91 €76
    • DEN 07:36
      2h 41m
      Direct
      IAH 11:17
      Denver - Houston | Tue, Dec 15 | Frontier Airlines
      IAH 06:00
      2h 39m
      Direct
      DEN 07:39
      Houston - Denver | Mon, Dec 21 | Frontier Airlines
      €76 €91
      16% off
      16% off
      €91 €76
    • DEN 07:36
      2h 41m
      Direct
      IAH 11:17
      Denver - Houston | Wed, Dec 16 | Frontier Airlines
      IAH 20:40
      2h 51m
      Direct
      DEN 22:31
      Houston - Denver | Mon, Dec 21 | Frontier Airlines
      €76 €91
      16% off
      16% off
      €91 €76
    • DEN 21:59
      2h 24m
      Direct
      IAH 01:23
      Denver - Houston | Fri, Dec 18 | Frontier Airlines
      IAH 20:40
      2h 51m
      Direct
      DEN 22:31
      Houston - Denver | Tue, Dec 22 | Frontier Airlines
      €76
      16% off
      €91 €76
    • DEN 16:25
      2h 30m
      Direct
      IAH 19:55
      Denver - Houston | Mon, Dec 21 | Frontier Airlines
      IAH 06:00
      2h 39m
      Direct
      DEN 07:39
      Houston - Denver | Mon, Dec 28 | Frontier Airlines
      €76
      16% off
      €91 €76
    • DEN 21:59
      2h 24m
      Direct
      IAH 01:23
      Denver - Houston | Tue, Dec 22 | Frontier Airlines
      IAH 06:00
      2h 39m
      Direct
      DEN 07:39
      Houston - Denver | Tue, Dec 29 | Frontier Airlines
      €76
      16% off
      €91 €76
    • DEN 06:10
      2h 42m
      Direct
      IAH 09:52
      Denver - Houston | Fri, Nov 13 | Frontier Airlines
      IAH 06:40
      2h 40m
      Direct
      DEN 08:20
      Houston - Denver | Fri, Nov 20 | Frontier Airlines
      €76
      16% off
      €91 €76
    • DEN 18:17
      2h 28m
      Direct
      IAH 21:45
      Denver - Houston | Wed, Nov 11 | Frontier Airlines
      IAH 22:40
      2h 43m
      Direct
      DEN 00:23
      Houston - Denver | Sun, Nov 15 | Frontier Airlines
      €76
      16% off
      €91 €76
    • DEN 18:17
      2h 28m
      Direct
      IAH 21:45
      Denver - Houston | Fri, Nov 27 | Frontier Airlines
      IAH 06:40
      2h 40m
      Direct
      DEN 08:20
      Houston - Denver | Wed, Dec 2 | Frontier Airlines
      €76
      16% off
      €91 €76
    • DEN 13:00
      17h 25m
      1 stop
      HOU 14:00
      Denver - Houston | Wed, Oct 28 | Normal Airline
      HOU 15:00
      6h
      Direct
      DEN 16:00
      Houston - Denver | Fri, Oct 30 | Normal Airline
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    • Cheapest
      DEN 06:10
      2h 42m
      Direct
      IAH 09:52
      Denver - Houston | Tue, Nov 10 | Frontier Airlines
      €29 €289
      90% off
      90% off
      €289 €29
    • DEN 06:10
      2h 42m
      Direct
      IAH 09:52
      Denver - Houston | Mon, Nov 30 | Frontier Airlines
      €41 €289
      86% off
      86% off
      €289 €41
    • DEN 21:59
      2h 30m
      Direct
      IAH 01:29
      Denver - Houston | Wed, Dec 2 | Frontier Airlines
      €41 €243
      83% off
      83% off
      €243 €41
    • DEN 07:47
      2h 30m
      Direct
      IAH 11:17
      Denver - Houston | Sat, Dec 5 | Frontier Airlines
      €41
      83% off
      €243 €41
    • DEN 06:10
      2h 42m
      Direct
      IAH 09:52
      Denver - Houston | Tue, Nov 24 | Frontier Airlines
      €42
      85% off
      €289 €42
    • DEN 07:36
      2h 41m
      Direct
      IAH 11:17
      Denver - Houston | Mon, Dec 14 | Frontier Airlines
      €42
      85% off
      €289 €42
    • DEN 06:10
      2h 42m
      Direct
      IAH 09:52
      Denver - Houston | Mon, Nov 9 | Frontier Airlines
      €43
      82% off
      €243 €43
    • DEN 18:17
      2h 28m
      Direct
      IAH 21:45
      Denver - Houston | Sat, Nov 7 | Frontier Airlines
      €43
      82% off
      €243 €43
    • DEN 21:18
      2h 24m
      Direct
      IAH 00:42
      Denver - Houston | Tue, Dec 29 | Frontier Airlines
      €49
      80% off
      €243 €49
    • DEN 13:00
      17h 25m
      1 stop
      HOU 14:00
      Denver - Houston | Wed, Oct 28 | Normal Airline
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    • Cheapest nonstop
      DEN 06:10
      2h 42m
      Direct
      IAH 09:52
      Denver - Houston | Tue, Nov 10 | Frontier Airlines
      €29 €289
      90% off
      90% off
      €289 €29
    • DEN 06:10
      2h 42m
      Direct
      IAH 09:52
      Denver - Houston | Mon, Nov 30 | Frontier Airlines
      €41 €289
      86% off
      86% off
      €289 €41
    • DEN 21:59
      2h 30m
      Direct
      IAH 01:29
      Denver - Houston | Wed, Dec 2 | Frontier Airlines
      €41 €243
      83% off
      83% off
      €243 €41
    • DEN 07:47
      2h 30m
      Direct
      IAH 11:17
      Denver - Houston | Sat, Dec 5 | Frontier Airlines
      €41
      83% off
      €243 €41
    • DEN 06:10
      2h 42m
      Direct
      IAH 09:52
      Denver - Houston | Tue, Nov 24 | Frontier Airlines
      €42
      85% off
      €289 €42
    • DEN 07:36
      2h 41m
      Direct
      IAH 11:17
      Denver - Houston | Mon, Dec 14 | Frontier Airlines
      €42
      85% off
      €289 €42
    • DEN 06:10
      2h 42m
      Direct
      IAH 09:52
      Denver - Houston | Mon, Nov 9 | Frontier Airlines
      €43
      82% off
      €243 €43
    • DEN 18:17
      2h 28m
      Direct
      IAH 21:45
      Denver - Houston | Sat, Nov 7 | Frontier Airlines
      €43
      82% off
      €243 €43
    • DEN 21:18
      2h 24m
      Direct
      IAH 00:42
      Denver - Houston | Tue, Dec 29 | Frontier Airlines
      €49
      80% off
      €243 €49
    • DEN 13:00
      17h 25m
      1 stop
      HOU 14:00
      Denver - Houston | Wed, Oct 28 | Normal Airline
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    • Cheapest nonstop
      DEN 07:47
      2h 30m
      Direct
      IAH 11:17
      Denver - Houston | Sat, Dec 5 | Frontier Airlines
      €41 €253
      84% off
      84% off
      €253 €41
    • DEN 21:59
      2h 30m
      Direct
      IAH 01:29
      Denver - Houston | Wed, Dec 2 | Frontier Airlines
      €41 €253
      84% off
      84% off
      €253 €41
    • DEN 06:10
      2h 42m
      Direct
      IAH 09:52
      Denver - Houston | Mon, Nov 9 | Frontier Airlines
      €43 €253
      83% off
      83% off
      €253 €43
    • DEN 18:17
      2h 28m
      Direct
      IAH 21:45
      Denver - Houston | Sat, Nov 7 | Frontier Airlines
      €43
      83% off
      €253 €43
    • DEN 21:18
      2h 24m
      Direct
      IAH 00:42
      Denver - Houston | Tue, Dec 29 | Frontier Airlines
      €49
      81% off
      €253 €49
    • DEN 21:12
      2h 30m
      Direct
      IAH 00:42
      Denver - Houston | Fri, Oct 30 | Frontier Airlines
      €59
      77% off
      €253 €59
    • DEN 21:12
      2h 30m
      Direct
      IAH 00:42
      Denver - Houston | Thu, Nov 19 | Frontier Airlines
      €80
      68% off
      €253 €80
    • DEN 21:12
      2h 30m
      Direct
      IAH 00:42
      Denver - Houston | Mon, Nov 16 | Frontier Airlines
      €80
      68% off
      €253 €80
    • DEN 21:18
      2h 24m
      Direct
      IAH 00:42
      Denver - Houston | Tue, Dec 22 | Frontier Airlines
      €81
      68% off
      €253 €81
    • DEN 13:00
      17h 25m
      1 stop
      HOU 14:00
      Denver - Houston | Wed, Oct 28 | Normal Airline
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    • Cheapest nonstop
      DEN 21:12
      2h 30m
      Direct
      IAH 00:42
      Denver - Houston | Thu, Oct 29 | Frontier Airlines
      €54 €509
      89% off
      89% off
      €509 €54
    • DEN 21:12
      2h 30m
      Direct
      IAH 00:42
      Denver - Houston | Fri, Oct 30 | Frontier Airlines
      €59 €509
      88% off
      88% off
      €509 €59
    • DEN 18:17
      2h 28m
      Direct
      IAH 21:45
      Denver - Houston | Sun, Nov 1 | Frontier Airlines
      €97 €509
      81% off
      81% off
      €509 €97
    • DEN 21:12
      2h 30m
      Direct
      IAH 00:42
      Denver - Houston | Sat, Oct 31 | Frontier Airlines
      €204
      60% off
      €509 €204
    • DEN 18:17
      2h 28m
      Direct
      IAH 21:45
      Denver - Houston | Mon, Nov 2 | Frontier Airlines
      €206
      60% off
      €509 €206
    • DEN 21:12
      2h 30m
      Direct
      IAH 00:42
      Denver - Houston | Tue, Oct 27 | Frontier Airlines
      €238
      53% off
      €509 €238
    • DEN 06:10
      2h 42m
      Direct
      IAH 09:52
      Denver - Houston | Wed, Oct 28 | Frontier Airlines
      €246
      52% off
      €509 €246
    • DEN 17:25
      2h 33m
      Direct
      IAH 20:58
      Denver - Houston | Tue, Oct 27 | United Airlines
      €427
      16% off
      €509 €427
    • DEN 13:00
      17h 25m
      1 stop
      HOU 14:00
      Denver - Houston | Wed, Oct 28 | Normal Airline
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    • DEN 20:59
      2h 19m
      Direct
      IAH 00:18
      Denver - Houston | Fri, Jan 8 | Frontier Airlines
      €81 €345
      77% off
      77% off
      €345 €81
    • DEN 20:53
      2h 22m
      Direct
      IAH 00:15
      Denver - Houston | Tue, Dec 29 | United Airlines
      €170 €345
      51% off
      51% off
      €345 €170
    • DEN 20:53
      2h 22m
      Direct
      IAH 00:15
      Denver - Houston | Wed, Dec 30 | United Airlines
      €174 €345
      50% off
      50% off
      €345 €174
    • DEN 20:53
      2h 22m
      Direct
      IAH 00:15
      Denver - Houston | Fri, Jan 1 | United Airlines
      €175
      49% off
      €345 €175
    • DEN 20:53
      2h 22m
      Direct
      IAH 00:15
      Denver - Houston | Thu, Dec 31 | United Airlines
      €175
      49% off
      €345 €175
    • DEN 20:53
      2h 22m
      Direct
      IAH 00:15
      Denver - Houston | Mon, Dec 21 | United Airlines
      €183
      47% off
      €345 €183
    • DEN 19:30
      2h 22m
      Direct
      IAH 22:52
      Denver - Houston | Tue, Dec 22 | United Airlines
      €187
      46% off
      €345 €187
    • DEN 20:53
      2h 22m
      Direct
      IAH 00:15
      Denver - Houston | Fri, Dec 18 | United Airlines
      €189
      45% off
      €345 €189
    • DEN 19:30
      2h 22m
      Direct
      IAH 22:52
      Denver - Houston | Thu, Dec 24 | United Airlines
      €193
      44% off
      €345 €193
    • DEN 13:00
      17h 25m
      1 stop
      HOU 14:00
      Denver - Houston | Wed, Oct 28 | Normal Airline
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Displayed flight fares from Denver 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 Denver International Airport to George Bush Intercontinental Airport

What is the cheapest month to fly from Denver 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 Denver 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 Denver International Airport to George Bush Intercontinental Airport are usually in October, with an average price of €48. It is best to avoid June, when the average price can reach €199.

€199
€124
€48
0
  • €48
    Oct
  • €164
    Nov
  • €101
    Dec
  • €137
    Jan
  • €131
    Feb
  • €147
    Mar
  • €127
    Apr
  • €157
    May
  • €199
    Jun
  • €199
    Jul
  • €161
    Aug
  • €150
    Sep

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

The data is based on the past 12 months and shows the average ticket prices from Denver 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 Denver International Airport to George Bush Intercontinental Airport is Wednesday, with average prices usually lower than other days. Avoid departing on Friday as prices are typically highest on that day.

€194
€144
€94
€44
    Cheapest
  • €149
    Mon
  • €170
    Tue
  • €94
    Wed
  • €147
    Thu
  • €194
    Fri
  • €124
    Sat
  • €171
    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 Delta Air Lines (from €130) among 5 carriers operating this route. Based on Trip.com's latest 7-day flight data.

Delta Air Lines
From €130
American Airlines
From €139
Frontier Airlines
From €242
United Airlines
From €424
Alaska Airlines
From €8,497

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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

    21:59

    DEN

    2h 30m

    01:29

    IAH

    S M T W T F S
    Search

  2. F93228

    Denver International Airport

    18:17

    DEN

    2h 28m

    21:45

    IAH

    S - T W T - S
    Search

  3. F93206

    Denver International Airport

    07:47

    DEN

    2h 30m

    11:17

    IAH

    S M T W T F S
    Search
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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 €29
Cheapest return ticket price €76

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 20 minutes on average. Actual flight time may vary depending on route, weather and air traffic.
  • There are around 13 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 21:12, with about 18 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 €163 in November, the most expensive month to book this route.
  • 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 €29, and round-trip fares start from €76. 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 37 minutes, and around 117 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 €202. 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 €29. Compare final prices carefully, as baggage, seat selection and payment fees may apply.
  • Denver International Airport to George Bush Intercontinental Airport operates around 117 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.

Find Cheap Flights with Trip.com

Note: Prices shown on this page are the estimated lowest prices and include all taxes and fees found in the last 24 hours.

Book with no extra fees

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.