Direct flights from Denver to Houston DEN → IAH

Frontier Airlines and United Airlines fly nonstop from Denver (DEN) to Houston (IAH), several times daily. The flight takes about 2h 17m and covers 862 miles (1,387 km). Round-trip fares typically run around $369. Arrivals run on time 80.3% at DEN and 78.1% at IAH — BTS data for the last three months, counting arrivals within 15 minutes of schedule. Fares last checked 21 August 2026.

60-day flexibility overview based on 1 recent fares across the next 60 days

Cheapest
$369
Typical
$369
Most expensive
$369

Prices last updated 9 days ago. Fares change frequently — check the airline for current pricing.

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Frontier Airlines F9 United Airlines UA

More nonstops from Denver

DEN → SLC Salt Lake City 7 airlines DEN → ORD Chicago 6 airlines DEN → SEA Seattle 6 airlines DEN → CVG Cincinnati 5 airlines DEN → PHL Philadelphia 5 airlines DEN → PHX Phoenix 5 airlines DEN → ATL Atlanta 4 airlines DEN → ICT Wichita 4 airlines

Frequently asked questions

Is there a direct flight from Denver to Houston?

Yes, Frontier Airlines and United Airlines operate nonstop flights from Denver (DEN) to Houston (IAH).

Which airlines fly direct from Denver to Houston?

Frontier Airlines, United Airlines operate nonstop flights from Denver to Houston.

How long is the flight from Denver to Houston?

The nonstop flight from Denver to Houston takes ~2h 17m (approximately 1387 km).

How often do direct flights operate from Denver to Houston?

Nonstop flights from Denver to Houston operate multiple daily.

What is the on-time performance for flights from Denver to Houston?

Arrivals run on time 80.3% at DEN and 78.1% at IAH — BTS data for the last three months, counting arrivals within 15 minutes of schedule.

How much is a round-trip flight from Denver to Houston?

Round-trip flights from Denver (DEN) to Houston (IAH) start at $369, with a typical fare around $369. Based on 1 recent fare combinations.

Explore More

DEN All direct flights from Denver IAH All direct flights from Houston IAH → DEN Return: Houston to Denver

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