American and United have Phoenix to Denver and vise versa for $35.10 each way with many dates for July to September travel. You can buy one way tickets and mix or match for dates or stick with American and United round trip and piece together tickets for $70.20 all-in.
Many readers probably want to avoid international travel this summer I fear of terrorism tourism or simply want a good deal for a USA domestic airline ticket. Those 115-degree summer temps and monsoon floods probably have some of you thinking a few days in the Rocky Mountain High state might be a good summer break.
Beat the Summer Heat AA/UA under $100 round trip
American and United: Phoenix – Denver, Colorado DEN $35 one way
American PHX – DEN $35 – $41 one-way
- $35.10 – $36 one way July 19, 20, 26, 27, Aug 9, 29, 31, Sep 7, 24, 26
- $40 – $41 one way July 12, 13, 16, 22, 30
- $65 – $75 one way July 7, 9, 11, 15; Aug 2, 3, 6, 10, 13, 16-21, 23-28, 30
American DEN – PHX $35 – $75 one-way
- $35.10 one way Sep 8, 10, 24
- $40 – $44 one way July 2, 3, 12, 16
- $65 – $75 one way July 7-9, 13, 15, 19, 20, 23,, 26, 27, 30; Aug 6, 10, 13, 16-27, 29-31; Sep 7, 9, 12-17, 19-23, 27-29
United PHX – DEN $35 – $75 one-way
- $35.10 one way: July 26, Aug 16, 23, 24, 27, 29-31; Sep 6-8, 10, 12, 13, 17, 19, 20, 24, 27
- $41 – $59 one way: July 12, 13, 18, 24, 30; Aug 21, 22
- $63 – $75 one way: July 4, 5, 10, 16, 25, 27, 31; Aug 1, 2, 8, 9, 13, 15
United DEN – PHX $35 – $59 one-way
- $35.10 one way July 26, Aug 16, 23, 24, 27, 29-31; Sep 6-8, 10, 12, 13, 17, 19, 20, 24, 27
- $41 – $59 one way: July 2, 3, 8, 13; Aug 19, 20
United Airlines Phoenix – Denver, Colorado DEN $35 .10 one way
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