Cheap flights from Longmont

View AU$91 flight on Mon, 12 Jan 2026Opens in a new window

Popular airlines from Longmont

  • Alaska Airlines

    Alaska Airlines

  • American Airlines

    American Airlines

  • Frontier Airlines

    Frontier Airlines

  • Delta

    Delta

  • United

    United

  • Southwest Airlines

    Southwest Airlines

  • JetBlue Airways

    JetBlue Airways

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Cheapest flights from Longmont

These prices were available within the past 7 days. Prices quoted are per person, return, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Tue, 16 Dec - Tue, 16 Dec
DEN
Denver
LAX
Los Angeles
AU$204 Return, found 5 days ago
AU$204
Return
found 5 days ago
Select Delta flight, departing Tue, 16 Dec from Denver to Los Angeles, returning Tue, 16 Dec, priced at AU$204 found 5 days ago
American Airlines
Wed, 3 Dec - Sat, 6 Dec
DEN
Denver
DFW
Dallas
AU$213 Return, found 1 day ago
AU$213
Return
found 1 day ago
Select American Airlines flight, departing Wed, 3 Dec from Denver to Dallas, returning Sat, 6 Dec, priced at AU$213 found 1 day ago
Alaska Airlines
Sat, 15 Nov - Mon, 17 Nov
DEN
Denver
LAS
Las Vegas
AU$261 Return, found 9 hours ago
AU$261
Return
found 9 hours ago
Select Alaska Airlines flight, departing Sat, 15 Nov from Denver to Las Vegas, returning Mon, 17 Nov, priced at AU$261 found 9 hours ago
Hawaiian Airlines
Mon, 22 Dec - Tue, 6 Jan
DEN
Denver
LAX
Los Angeles
AU$269 Return, found 4 days ago
AU$269
Return
found 4 days ago
Select Hawaiian Airlines flight, departing Mon, 22 Dec from Denver to Los Angeles, returning Tue, 6 Jan, priced at AU$269 found 4 days ago
Alaska Airlines
Sun, 7 Dec - Tue, 16 Dec
DEN
Denver
LAS
Las Vegas
AU$272 Return, found 2 days ago
AU$272
Return
found 2 days ago
Select Alaska Airlines flight, departing Sun, 7 Dec from Denver to Las Vegas, returning Tue, 16 Dec, priced at AU$272 found 2 days ago
American Airlines
Tue, 13 Jan - Wed, 21 Jan
DEN
Denver
MIA
Miami
AU$273 Return, found 4 days ago
AU$273
Return
found 4 days ago
Select American Airlines flight, departing Tue, 13 Jan from Denver to Miami, returning Wed, 21 Jan, priced at AU$273 found 4 days ago
Delta
Fri, 28 Nov - Fri, 5 Dec
DEN
Denver
PHX
Phoenix
AU$275 Return, found 1 day ago
AU$275
Return
found 1 day ago
Select Delta flight, departing Fri, 28 Nov from Denver to Phoenix, returning Fri, 5 Dec, priced at AU$275 found 1 day ago
United
Tue, 11 Nov - Tue, 18 Nov
DEN
Denver
ATL
Atlanta
AU$279 Return, found 9 hours ago
AU$279
Return
found 9 hours ago
Select United flight, departing Tue, 11 Nov from Denver to Atlanta, returning Tue, 18 Nov, priced at AU$279 found 9 hours ago
Alaska Airlines
Thu, 30 Oct - Wed, 5 Nov
DEN
Denver
SAN
San Diego
AU$292 Return, found 4 days ago
AU$292
Return
found 4 days ago
Select Alaska Airlines flight, departing Thu, 30 Oct from Denver to San Diego, returning Wed, 5 Nov, priced at AU$292 found 4 days ago
Delta
Sat, 1 Nov - Mon, 3 Nov
DEN
Denver
MSP
Minneapolis
AU$301 Return, found 4 days ago
AU$301
Return
found 4 days ago
Select Delta flight, departing Sat, 1 Nov from Denver to Minneapolis, returning Mon, 3 Nov, priced at AU$301 found 4 days ago

Travel information

Flights from Longmont: Essential Travel Information

Cheapest flight from Longmont
AU$204 (roundtrip)
Best airlines to fly from Longmont
Delta, American Airlines, Alaska Airlines, United, Hawaiian Airlines
Cheapest month to fly from Longmont
December
Longmont IATA code
DEN
Longmont Country/State
Colorado
Airline ticket deals from Longmont
AU$204 - AU$301

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