Cheap flights from Denver to Houston
from 32 US$
From 287 USD — compare hundreds of airlines
The cheapest month is usually 2026-09 · 32 US$
See prices for my dates →Live fares from 100+ sites — free, with no hidden fees.
About this route
Compare flights from Denver to Houston, a about 1,412 km route (around 2h 16m nonstop). We gather live prices from hundreds of airlines and agencies so you can find the cheapest and book on the official site, with no hidden fees. Direct flights are available. Airlines such as Copa Airlines, Frontier Airlines, United Airlines operate this route.
When to buy and when to fly
Prices by date
Fares found by date — cheapest days in green.
How to get the best price
Airlines on this route
FAQ
What's the cheapest month to fly Denver to Houston?
It's usually 2026-09, from 32 USD. Use the price calendar to compare other dates.
How long is the flight from Denver to Houston?
A nonstop flight takes about 2h 16m and covers around 1,412 km. Connecting itineraries take longer.
Are there direct flights from Denver to Houston?
Yes, this route has nonstop flights. Filter by "nonstop" to see them.
Which airlines fly from Denver to Houston?
Copa Airlines, Frontier Airlines, United Airlines, Southwest Airlines operate this route, among others. Compare them all in the results.
When should I book Denver–Houston flights?
As a rule of thumb, booking 3–8 weeks ahead and avoiding weekends and holidays tends to give the best prices. Use the calendar to spot the cheapest dates.
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Denver → Houston · Live fares from 100+ sites — free, with no hidden fees.