Cheap flights from Tucson to East County

View AU$143 flight on Tue, 16 Sep. 2025Opens in a new window

Popular airlines from Tucson to East County

  • American Airlines

    American Airlines

  • Alaska Airlines

    Alaska Airlines

  • Delta

    Delta

  • Plan, book, fly with confidence

  • trending down icon

    Be in the know

    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon

    Book smarter

    Save up to 35% on select hotels after you book a flight*
  • payments icon

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheap Flights from Tucson (TUS) to East County (SAN)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Mon, 29 Dec. - Fri, 2 Jan.
TUS
Tucson
SAN
San Diego
AU$519 Return, found 1 day ago
AU$519
Return
found 1 day ago
Select Delta flight, departing Mon, 29 Dec. from Tucson to San Diego, returning Fri, 2 Jan., priced at AU$519 found 1 day ago
American Airlines
Mon, 29 Dec. - Fri, 2 Jan.
TUS
Tucson
CLD
Carlsbad
AU$563 Return, found 1 day ago
AU$563
Return
found 1 day ago
Select American Airlines flight, departing Mon, 29 Dec. from Tucson to Carlsbad, returning Fri, 2 Jan., priced at AU$563 found 1 day ago
American Airlines
Mon, 29 Dec. - Fri, 2 Jan.
TUS
Tucson
SAN
San Diego
AU$563 Return, found 1 day ago
AU$563
Return
found 1 day ago
Select American Airlines flight, departing Mon, 29 Dec. from Tucson to San Diego, returning Fri, 2 Jan., priced at AU$563 found 1 day ago
Delta
Mon, 29 Dec. - Fri, 2 Jan.
TUS
Tucson
SAN
San Diego
AU$607 Return, found 1 day ago
AU$607
Return
found 1 day ago
Select Delta flight, departing Mon, 29 Dec. from Tucson to San Diego, returning Fri, 2 Jan., priced at AU$607 found 1 day ago
Alaska Airlines
Mon, 29 Dec. - Fri, 2 Jan.
TUS
Tucson
SAN
San Diego
AU$678 Return, found 1 day ago
AU$678
Return
found 1 day ago
Select Alaska Airlines flight, departing Mon, 29 Dec. from Tucson to San Diego, returning Fri, 2 Jan., priced at AU$678 found 1 day ago
United
Mon, 29 Dec. - Fri, 2 Jan.
TUS
Tucson
SAN
San Diego
AU$798 Return, found 1 day ago
AU$798
Return
found 1 day ago
Select United flight, departing Mon, 29 Dec. from Tucson to San Diego, returning Fri, 2 Jan., priced at AU$798 found 1 day ago
*Available to Expedia members.