Beginning of main content
Trip Type
Flight 1
Flight 2
Flight 3
Flight 4
Flight 5
Due to coronavirus (COVID-19) travel advisories, some destinations may be unavailable for certain dates. Find out more.

Feel at ease with free flight cancellations within 24 hours of booking

Change your flight without a fee on select flights

United Flight 545 Route Deals From $29

The cheapest prices found with in the last 7 days for return flights were $45 and $29 for one-way flights to George Bush Intercontinental for the period specified. Prices and availability are subject to change. Additional terms apply.

More United Flight For This Route

Carrier Flight Depart DEN Arrive IAH Mon
3/30
Tue
3/31
Wed
4/1
Thu
4/2
Fri
4/3
Sat
4/4
Sun
4/5
Stops
UA 521 05:30 am 08:55 am Check fare - - - - - - 0 stop(s)
UA 1864 07:50 am 11:14 am Check fare Check fare Check fare Check fare Check fare Check fare Check fare 0 stop(s)
UA 825 10:01 am 01:24 pm Check fare Check fare Check fare Check fare Check fare Check fare Check fare 0 stop(s)
UA 1645 11:35 am 03:00 pm Check fare Check fare Check fare Check fare Check fare Check fare Check fare 0 stop(s)
UA 386 12:00 pm 03:24 pm Check fare - - - - - - 0 stop(s)
UA 545 01:32 pm 04:54 pm Check fare Check fare Check fare Check fare Check fare Check fare Check fare 0 stop(s)
UA 489 03:40 pm 07:00 pm Check fare - - - - - - 0 stop(s)
UA 1184 05:19 pm 08:44 pm Check fare Check fare Check fare Check fare Check fare Check fare Check fare 0 stop(s)
UA 1975 07:05 pm 10:32 pm Check fare Check fare Check fare Check fare Check fare Check fare Check fare 0 stop(s)
UA 2028 08:45 pm 12:12 am Check fare Check fare - - - - - 0 stop(s)
UA 537 05:30 am 08:55 am - Check fare - - - - - 0 stop(s)
UA 566 12:00 pm 03:24 pm - Check fare - - - - - 0 stop(s)
UA 626 03:40 pm 07:00 pm - Check fare Check fare Check fare Check fare Check fare Check fare 0 stop(s)
Show More