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Cheap flights from Houston to Denver

One-way from $65, found by travellers in the last 7 days. Aviasales checks the live price.

Departure
Return
Prices for nearby dates
Wed, Oct 14$142Thu, Oct 15Any priceFri, Oct 16Any priceSat, Oct 17$65Sun, Oct 18Any priceMon, Oct 19Any priceTue, Oct 20Any priceWed, Oct 21Any price

Cheapest one-way tickets

Recent finds on different dates, for 1 adult. Baggage and fare rules are shown on Aviasales, where the price is checked live.

Cheapest
$65
Frontier Airlines, flight F9 3205Found 2 days ago, 1 adult
Check price on Aviasales
10:40pmHoustonSat, Oct 17
Travel time 2h 38m, nonstopIAHDEN
12:18amDenverSun, Oct 18
$68
Frontier Airlines, flight F9 2995Found 2 days ago, 1 adult
Check price on Aviasales
9:43pmHoustonTue, Oct 27
Travel time 2h 39m, nonstopIAHDEN
11:22pmDenverTue, Oct 27
$88
Frontier Airlines, flight F9 3205Found 2 days ago, 1 adult
Check price on Aviasales
10:40pmHoustonThu, Nov 5
Travel time 2h 43m, nonstopIAHDEN
12:23amDenverFri, Nov 6
$88
Frontier Airlines, flight F9 3229Found 4 days ago, 1 adult
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6:26amHoustonMon, Jan 18
Travel time 2h 39m, nonstopIAHDEN
8:05amDenverMon, Jan 18
$95
Frontier Airlines, flight F9 3205Found 4 days ago, 1 adult
Check price on Aviasales
10:40pmHoustonSat, Oct 10
Travel time 2h 38m, nonstopIAHDEN
12:18amDenverSun, Oct 11

Plan the rest of the trip

  • Mobile data in United StatesTravel eSIM from $4, installed before you fly.
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  • Getting from the airportTransfers and car hire in Denver, booked ahead at a fixed price.
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  • Things to do in DenverPopular tours from $39 per person.
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  • Flight delayed?Delayed or cancelled? See which passenger rights cover this route.
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Price calendar

The lowest one-way fare found for each day over the next 60 days. A dash means no recent fare; you can still pick that day.

October 2026

MoTuWeThFrSaSu1234–5–6–7–8–9$20510$9511–12–13–14$14215–16–17$6518–19–20–21–22–23–24–25–26–27$6828–29–30$20631$95

November 2026

MoTuWeThFrSaSu1–2–3–4–5$886–7–8–9–10–11–12–13–14–15–16–17–18–19–20–21–22–23–24–25–26–27–28–29–30–

December 2026

MoTuWeThFrSaSu1–2–345678910111213141516171819202122232425262728293031
$68 or lessGreen: the cheapest fifth of fares on this route. Lowest in these 60 days: Oct 17, $65.

Lowest fares by month

In the fares found this week, October has the lowest: from $65 one-way, against $88 in November. Pick a month to see its cheapest date.

$0$50$100$65OctNovDecJanFebMarAprMayJunJulAugSep
Show as a table
MonthCheapest one-wayDateStops
October$65Sat, Oct 17Nonstop
November$88Thu, Nov 5Nonstop
December—
January 2027$88Mon, Jan 18Nonstop
February 2027—
March 2027—
April 2027—
May 2027—
June 2027—
July 2027—
August 2027—
September 2027—

Questions travellers ask

What is the cheapest month to fly from Houston to Denver?

In the fares found this week, October has the lowest: from $65 one-way, against $88 in November.

Are there direct flights from Houston to Denver?

Yes. Recent fares include nonstop flights with Frontier Airlines and United Airlines.

How long is the flight from Houston to Denver?

A nonstop flight takes about 2h 38m. The distance is 861 mi.

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