Cheap Flights from San Francisco to Aspen

View €80 flight on Sat, 6 Sep 2025Opens in a new window

Popular airlines from San Francisco to Aspen

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Cheap flights from San Francisco to Aspen (SJC-DEN)

Prices were available within the past 7 days and start at €80 for one-way flights and €185 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Sun, 28 Sep - Fri, 3 Oct
SFO
San Francisco
DEN
Denver
€185 Return, found 3 days ago
€185
Return
found 3 days ago
Select Delta flight, departing Sun, 28 Sep from San Francisco to Denver, returning Fri, 3 Oct, priced at €185 found 3 days ago
Delta
Sat, 30 Aug - Sun, 31 Aug
SFO
San Francisco
DEN
Denver
€188 Return, found 6 hours ago
€188
Return
found 6 hours ago
Select Delta flight, departing Sat, 30 Aug from San Francisco to Denver, returning Sun, 31 Aug, priced at €188 found 6 hours ago
American Airlines
Sat, 6 Sep - Sun, 7 Sep
SFO
San Francisco
DEN
Denver
€189 Return, found 3 days ago
€189
Return
found 3 days ago
Select American Airlines flight, departing Sat, 6 Sep from San Francisco to Denver, returning Sun, 7 Sep, priced at €189 found 3 days ago
American Airlines
Sat, 30 Aug - Sun, 31 Aug
SFO
San Francisco
DEN
Denver
€192 Return, found 6 hours ago
€192
Return
found 6 hours ago
Select American Airlines flight, departing Sat, 30 Aug from San Francisco to Denver, returning Sun, 31 Aug, priced at €192 found 6 hours ago
United
Sun, 28 Sep - Fri, 3 Oct
SFO
San Francisco
DEN
Denver
€207 Return, found 3 days ago
€207
Return
found 3 days ago
Select United flight, departing Sun, 28 Sep from San Francisco to Denver, returning Fri, 3 Oct, priced at €207 found 3 days ago
JetBlue Airways
Sat, 6 Sep - Sun, 7 Sep
SFO
San Francisco
DEN
Denver
€513 Return, found 3 days ago
€513
Return
found 3 days ago
Select JetBlue Airways flight, departing Sat, 6 Sep from San Francisco to Denver, returning Sun, 7 Sep, priced at €513 found 3 days ago

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

March is typically the cheapest month to fly

From €42 - €350 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.