Flights to Aspen from Monterey

View ฿3,540 flight on Sat, 9 Aug 2025Opens in a new window

Popular airlines from Monterey to Aspen

  • Plan, book, fly with confidence

  • trending down icon
    Be in the know
    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon
    Book smarter
    Save up to 40% on select hotels after you book a flight*
  • payments icon
    Earn twice
    Earn your airline miles on top of our rewards
    Sign in

Cheap Flights from Monterey (SJC) to Aspen (DEN)

Prices were available within the past 7 days and start at ฿3,540 for one-way flights and ฿7,250 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Thu, 11 Sep - Thu, 18 Sep
SFO
San Francisco
DEN
Denver
฿7,250 Return, found 5 days ago
฿7,250
Return
found 5 days ago
Select United flight, departing Thu, 11 Sep from San Francisco to Denver, returning Thu, 18 Sep, priced at ฿7,250 found 5 days ago
United
Thu, 11 Sep - Thu, 18 Sep
SFO
San Francisco
DEN
Denver
฿7,415 Return, found 5 days ago
฿7,415
Return
found 5 days ago
Select United flight, departing Thu, 11 Sep from San Francisco to Denver, returning Thu, 18 Sep, priced at ฿7,415 found 5 days ago
American Airlines
Thu, 11 Sep - Thu, 18 Sep
SFO
San Francisco
DEN
Denver
฿7,570 Return, found 5 days ago
฿7,570
Return
found 5 days ago
Select American Airlines flight, departing Thu, 11 Sep from San Francisco to Denver, returning Thu, 18 Sep, priced at ฿7,570 found 5 days ago
United
Thu, 11 Sep - Thu, 18 Sep
SFO
San Francisco
DEN
Denver
฿7,740 Return, found 5 days ago
฿7,740
Return
found 5 days ago
Select United flight, departing Thu, 11 Sep from San Francisco to Denver, returning Thu, 18 Sep, priced at ฿7,740 found 5 days ago
United
Thu, 11 Sep - Thu, 18 Sep
SFO
San Francisco
DEN
Denver
฿7,900 Return, found 5 days ago
฿7,900
Return
found 5 days ago
Select United flight, departing Thu, 11 Sep from San Francisco to Denver, returning Thu, 18 Sep, priced at ฿7,900 found 5 days ago
Delta
Sat, 19 Jul - Mon, 21 Jul
SFO
San Francisco
DEN
Denver
฿8,315 Return, found 2 days ago
฿8,315
Return
found 2 days ago
Select Delta flight, departing Sat, 19 Jul from San Francisco to Denver, returning Mon, 21 Jul, priced at ฿8,315 found 2 days ago

Find the cheapest month to fly from San Francisco (SFO) to Denver (DEN)

March is typically the cheapest month to fly

From ฿1,560 - ฿10,994 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.