Cheap Flights from San Diego to Denver
Browse current best options from San Diego. Become a member to unlock all deals and get alerts when new deals appear.
Deals from
San Diego
RatePunk searches hundreds of travel sites at once for deals on flights to Denver
Prices updated 1 day ago
462 airlines compared
80%+ AI score for best value
Fares are subject to change and may not be available for all dates. (Data last updated Sep 15, 2026.)
Today’s best flight deals from San Diego to Denver
Explore current cheapest deals departing from San Diego to Denver
2026-10-21 – 2026-10-24
SAN - Denver
75% AI deal score
$103
$63
Round trip
2026-10-20 – 2026-10-24
SAN - Denver
75% AI deal score
$103
$64
Round trip
2026-11-11 – 2026-11-15
SAN - Denver
73% AI deal score
$102
$70
Round trip
2026-10-14 – 2026-10-21
SAN - Denver
66% AI deal score
$98
$75
Round trip
2026-11-05 – 2026-11-08
SAN - Denver
65% AI deal score
$100
$78
Round trip
2026-11-05 – 2026-11-07
SAN - Denver
49% AI deal score
$100
$82
Round trip
2026-10-24 – 2026-10-26
SAN - Denver
50% AI deal score
$103
$83
Round trip
2026-10-14 – 2026-10-20
SAN - Denver
48% AI deal score
$98
$85
Round trip
2026-10-10 – 2026-10-17
SAN - Denver
48% AI deal score
$98
$85
Round trip
2026-11-13 – 2026-11-16
SAN - Denver
49% AI deal score
$103
$87
Round trip
