Cheap flights from Cost

View AU$98 flight on Wed, 11 Feb 2026Opens in a new window

Popular airlines from Cost

  • Alaska Airlines

    Alaska Airlines

  • American Airlines

    American Airlines

  • Delta

    Delta

  • United

    United

  • Frontier Airlines

    Frontier Airlines

  • Southwest Airlines

    Southwest Airlines

  • Spirit Airlines

    Spirit Airlines

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Cheapest flights from Cost

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, 2 Dec - Tue, 16 Dec
AUS
Austin
LAS
Las Vegas
AU$212 Return, found 1 day ago
AU$212
Return
found 1 day ago
Select Delta flight, departing Tue, 2 Dec from Austin to Las Vegas, returning Tue, 16 Dec, priced at AU$212 found 1 day ago
Delta
Mon, 24 Nov - Tue, 9 Dec
AUS
Austin
LAS
Las Vegas
AU$227 Return, found 1 day ago
AU$227
Return
found 1 day ago
Select Delta flight, departing Mon, 24 Nov from Austin to Las Vegas, returning Tue, 9 Dec, priced at AU$227 found 1 day ago
American Airlines
Sun, 11 Jan - Mon, 12 Jan
SAT
San Antonio
CLD
Carlsbad
AU$229 Return, found 2 days ago
AU$229
Return
found 2 days ago
Select American Airlines flight, departing Sun, 11 Jan from San Antonio to Carlsbad, returning Mon, 12 Jan, priced at AU$229 found 2 days ago
Delta
Thu, 27 Nov - Tue, 9 Dec
AUS
Austin
LAS
Las Vegas
AU$242 Return, found 1 day ago
AU$242
Return
found 1 day ago
Select Delta flight, departing Thu, 27 Nov from Austin to Las Vegas, returning Tue, 9 Dec, priced at AU$242 found 1 day ago
American Airlines
Sat, 6 Dec - Sat, 13 Dec
AUS
Austin
BOS
Boston
AU$246 Return, found 15 hours ago
AU$246
Return
found 15 hours ago
Select American Airlines flight, departing Sat, 6 Dec from Austin to Boston, returning Sat, 13 Dec, priced at AU$246 found 15 hours ago
Delta
Mon, 26 Jan - Sat, 14 Feb
AUS
Austin
DEN
Denver
AU$257 Return, found 1 day ago
AU$257
Return
found 1 day ago
Select Delta flight, departing Mon, 26 Jan from Austin to Denver, returning Sat, 14 Feb, priced at AU$257 found 1 day ago
Delta
Thu, 4 Dec - Thu, 11 Dec
SAT
San Antonio
LAX
Los Angeles
AU$274 Return, found 2 days ago
AU$274
Return
found 2 days ago
Select Delta flight, departing Thu, 4 Dec from San Antonio to Los Angeles, returning Thu, 11 Dec, priced at AU$274 found 2 days ago
Alaska Airlines
Sun, 7 Dec - Sun, 14 Dec
AUS
Austin
SFO
San Francisco
AU$304 Return, found 12 hours ago
AU$304
Return
found 12 hours ago
Select Alaska Airlines flight, departing Sun, 7 Dec from Austin to San Francisco, returning Sun, 14 Dec, priced at AU$304 found 12 hours ago
United
Mon, 19 Jan - Tue, 3 Feb
AUS
Austin
DEN
Denver
AU$320 Return, found 1 day ago
AU$320
Return
found 1 day ago
Select United flight, departing Mon, 19 Jan from Austin to Denver, returning Tue, 3 Feb, priced at AU$320 found 1 day ago
Hawaiian Airlines
Tue, 18 Nov - Fri, 5 Dec
AUS
Austin
LAS
Las Vegas
AU$334 Return, found 1 day ago
AU$334
Return
found 1 day ago
Select Hawaiian Airlines flight, departing Tue, 18 Nov from Austin to Las Vegas, returning Fri, 5 Dec, priced at AU$334 found 1 day ago

Travel information

Flights from Cost: Essential Travel Information

Cheapest flight from Cost
AU$212 (roundtrip)
Best airlines to fly from Cost
American Airlines, Delta, Alaska Airlines, United, JetBlue Airways, Hawaiian Airlines
Cheapest month to fly from Cost
December
Cost IATA code
null
Cost Country/State
Texas
Airline ticket deals from Cost
AU$212 - AU$334

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