UA 320Denver to Houston

United Airlines🇺🇸DEN🇺🇸IAHDenver International Airport to George Bush Intercontinental Airport

Departs

05:00

local to Denver

Operates

Daily

S26 schedule

Distance

1,387 km

862 miles

Typical delay

11 min

31 departures

The route

Great circle, 1,387 km

1,387 km (862 miles) great-circle, measured between the two airports' published coordinates. The line is the shortest path over the globe, which on a flat map bows away from a straight line.

What flies it

52 sightings

B39M on 48% of sightings, also B739, A21N.

Aircraft types we recorded on this flight. A type is never inferred from the route, so a flight we have not seen closely shows none.

How delayed is UA 320?

Measured over months

This flight leaves Denver International Airport a typical 11 minutes late (likely 9 to 15), across 31 departures we tracked between 2026-06-29 and 2026-09-06.

median delay of tracked departures on this leg. Flight Owl's own resolved departure predictions (flights our users tracked), not a census of all flights at the airport.

Where it goes

DEN → IAHDenver to HoustonEvery airline on this route DENDenver International AirportDeparture airport IAHGeorge Bush Intercontinental AirportArrival airport

How these numbers are measured