Cheap flights from San Marcos

View NZ$55 flight on Thu, 29 Jan 2026Opens in a new window

Popular airlines from San Marcos

  • American Airlines

    American Airlines

  • Alaska Airlines

    Alaska Airlines

  • United

    United

  • Delta

    Delta

  • Southwest Airlines

    Southwest Airlines

  • Frontier Airlines

    Frontier Airlines

  • Air Canada

    Air Canada

  • notification illustration

    Be in the know

    Get alerts if flight prices drop or rise*
  • deals illustration

    Book smarter

    Save up to 35% on select hotels after you book a flight*
  • trophy illustration

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheapest flights from San Marcos

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.

Alaska Airlines
Sat, 21 Feb - Sat, 28 Feb
SAN
San Diego
LAS
Las Vegas
NZ$110 Return, found 1 day ago
NZ$110
Return
found 1 day ago
Select Alaska Airlines flight, departing Sat, 21 Feb from San Diego to Las Vegas, returning Sat, 28 Feb, priced at NZ$110 found 1 day ago
Alaska Airlines
Sat, 21 Feb - Sat, 28 Feb
SAN
San Diego
LAS
Las Vegas
NZ$123 Return, found 1 day ago
NZ$123
Return
found 1 day ago
Select Alaska Airlines flight, departing Sat, 21 Feb from San Diego to Las Vegas, returning Sat, 28 Feb, priced at NZ$123 found 1 day ago
Hawaiian Airlines
Mon, 6 Apr - Tue, 21 Apr
SAN
San Diego
LAS
Las Vegas
NZ$133 Return, found 3 hours ago
NZ$133
Return
found 3 hours ago
Select Hawaiian Airlines flight, departing Mon, 6 Apr from San Diego to Las Vegas, returning Tue, 21 Apr, priced at NZ$133 found 3 hours ago
Alaska Airlines
Thu, 30 Apr - Wed, 6 May
SAN
San Diego
DEN
Denver
NZ$133 Return, found 2 hours ago
NZ$133
Return
found 2 hours ago
Select Alaska Airlines flight, departing Thu, 30 Apr from San Diego to Denver, returning Wed, 6 May, priced at NZ$133 found 2 hours ago
Delta
Sun, 5 Apr - Mon, 20 Apr
SAN
San Diego
LAS
Las Vegas
NZ$135 Return, found 3 hours ago
NZ$135
Return
found 3 hours ago
Select Delta flight, departing Sun, 5 Apr from San Diego to Las Vegas, returning Mon, 20 Apr, priced at NZ$135 found 3 hours ago
Alaska Airlines
Sat, 21 Feb - Sat, 28 Feb
SAN
San Diego
LAS
Las Vegas
NZ$140 Return, found 1 day ago
NZ$140
Return
found 1 day ago
Select Alaska Airlines flight, departing Sat, 21 Feb from San Diego to Las Vegas, returning Sat, 28 Feb, priced at NZ$140 found 1 day ago
Alaska Airlines
Sat, 21 Feb - Sat, 28 Feb
SAN
San Diego
LAS
Las Vegas
NZ$141 Return, found 1 day ago
NZ$141
Return
found 1 day ago
Select Alaska Airlines flight, departing Sat, 21 Feb from San Diego to Las Vegas, returning Sat, 28 Feb, priced at NZ$141 found 1 day ago
Alaska Airlines
Sat, 28 Feb - Sun, 1 Mar
SAN
San Diego
SFO
San Francisco
NZ$204 Return, found 4 days ago
NZ$204
Return
found 4 days ago
Select Alaska Airlines flight, departing Sat, 28 Feb from San Diego to San Francisco, returning Sun, 1 Mar, priced at NZ$204 found 4 days ago
United
Thu, 30 Apr - Wed, 6 May
SAN
San Diego
DEN
Denver
NZ$255 Return, found 2 hours ago
NZ$255
Return
found 2 hours ago
Select United flight, departing Thu, 30 Apr from San Diego to Denver, returning Wed, 6 May, priced at NZ$255 found 2 hours ago
American Airlines
Sat, 21 Feb - Sat, 28 Feb
SAN
San Diego
LAS
Las Vegas
NZ$276 Return, found 1 day ago
NZ$276
Return
found 1 day ago
Select American Airlines flight, departing Sat, 21 Feb from San Diego to Las Vegas, returning Sat, 28 Feb, priced at NZ$276 found 1 day ago

Travel information

Flights from San Marcos: Essential Travel Information

Cheapest flight from San Marcos
NZ$110 (roundtrip)
Best airlines to fly from San Marcos
Alaska Airlines, Delta, United, Hawaiian Airlines, American Airlines
Cheapest month to fly from San Marcos
February
San Marcos IATA code
SAN
San Marcos Country/State
California
Airline ticket deals from San Marcos
NZ$110 - NZ$355

 

Explore a world of travel with Expedia

*Available to Expedia members.