Flights to San Diego from Santa Monica

View ฿5,310 flight on Thu, 14 Aug 2025Opens in a new window

Popular airlines from Santa Monica to San Diego

  • 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 40% 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 Santa Monica (QLA) to San Diego (SAN)

Prices were available within the past 7 days and start at ฿5,310 for one-way flights and ฿5,865 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Thu, 14 Aug - Sat, 16 Aug
LAX
Los Angeles
SAN
San Diego
฿5,865 Return, found 1 day ago
฿5,865
Return
found 1 day ago
Select Delta flight, departing Thu, 14 Aug from Los Angeles to San Diego, returning Sat, 16 Aug, priced at ฿5,865 found 1 day ago
Delta
Sat, 23 Aug - Sun, 24 Aug
LAX
Los Angeles
SAN
San Diego
฿6,195 Return, found 2 days ago
฿6,195
Return
found 2 days ago
Select Delta flight, departing Sat, 23 Aug from Los Angeles to San Diego, returning Sun, 24 Aug, priced at ฿6,195 found 2 days ago
United
Thu, 14 Aug - Sat, 16 Aug
LAX
Los Angeles
SAN
San Diego
฿7,830 Return, found 1 day ago
฿7,830
Return
found 1 day ago
Select United flight, departing Thu, 14 Aug from Los Angeles to San Diego, returning Sat, 16 Aug, priced at ฿7,830 found 1 day ago
Delta
Thu, 14 Aug - Sat, 16 Aug
LAX
Los Angeles
SAN
San Diego
฿8,055 Return, found 1 day ago
฿8,055
Return
found 1 day ago
Select Delta flight, departing Thu, 14 Aug from Los Angeles to San Diego, returning Sat, 16 Aug, priced at ฿8,055 found 1 day ago
United
Tue, 19 Aug - Tue, 26 Aug
LAX
Los Angeles
SAN
San Diego
฿8,155 Return, found 3 days ago
฿8,155
Return
found 3 days ago
Select United flight, departing Tue, 19 Aug from Los Angeles to San Diego, returning Tue, 26 Aug, priced at ฿8,155 found 3 days ago
American Airlines
Tue, 19 Aug - Tue, 26 Aug
LAX
Los Angeles
CLD
Carlsbad
฿11,950 Return, found 3 days ago
฿11,950
Return
found 3 days ago
Select American Airlines flight, departing Tue, 19 Aug from Los Angeles to Carlsbad, returning Tue, 26 Aug, priced at ฿11,950 found 3 days ago

Find the cheapest month to fly from Los Angeles (LAX) to San Diego (SAN)

August is typically the cheapest month to fly

From ฿2,115 - ฿6,556 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.