Cheap flights from Fullerton to Aspen from CA $107

View CA $107 flight on Thu, Aug. 14, 2025Opens in a new window

Popular airlines from Fullerton to Aspen

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Cheap flights from Fullerton (QLA) to Aspen (DEN)

Prices were available within the past 7 days and start at CA $107 for one-way flights and CA $214 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Wed., Oct. 15 - Wed., Oct. 22
LAX
Los Angeles
DEN
Denver
CA $214 Roundtrip, found 5 hours ago
CA $214
Roundtrip
found 5 hours ago
Select American Airlines flight, departing Wed., Oct. 15 from Los Angeles to Denver, returning Wed., Oct. 22, priced at CA $214 found 5 hours ago
Delta
Wed., Oct. 15 - Wed., Oct. 22
LAX
Los Angeles
DEN
Denver
CA $214 Roundtrip, found 5 hours ago
CA $214
Roundtrip
found 5 hours ago
Select Delta flight, departing Wed., Oct. 15 from Los Angeles to Denver, returning Wed., Oct. 22, priced at CA $214 found 5 hours ago
Delta
Thu., Aug. 7 - Mon., Aug. 11
LAX
Los Angeles
DEN
Denver
CA $216 Roundtrip, found 1 day ago
CA $216
Roundtrip
found 1 day ago
Select Delta flight, departing Thu., Aug. 7 from Los Angeles to Denver, returning Mon., Aug. 11, priced at CA $216 found 1 day ago
Alaska Airlines
Thu., Sep. 11 - Mon., Sep. 15
LAX
Los Angeles
DEN
Denver
CA $229 Roundtrip, found 4 days ago
CA $229
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Thu., Sep. 11 from Los Angeles to Denver, returning Mon., Sep. 15, priced at CA $229 found 4 days ago
United
Thu., Jul. 31 - Mon., Aug. 4
SNA
Orange County
DEN
Denver
CA $352 Roundtrip, found 2 days ago
CA $352
Roundtrip
found 2 days ago
Select United flight, departing Thu., Jul. 31 from Orange County to Denver, returning Mon., Aug. 4, priced at CA $352 found 2 days ago
Hawaiian Airlines
Sat., Jul. 5 - Wed., Jul. 9
LAX
Los Angeles
DEN
Denver
CA $796 Roundtrip, found 12 hours ago
CA $796
Roundtrip
found 12 hours ago
Select Hawaiian Airlines flight, departing Sat., Jul. 5 from Los Angeles to Denver, returning Wed., Jul. 9, priced at CA $796 found 12 hours ago

Find the cheapest month to fly from Santa Ana (SNA) to Denver (DEN)

September is typically the cheapest month to fly

From CA $80 - CA $226 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.