Cheap flights from Ottawa to San Diego

View AU$342 flight on Fri, 5 Sep. 2025Opens in a new window

Popular airlines from Ottawa 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 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 Ottawa (YOW) to San Diego (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.

WestJet
Fri., 5 Sep. - Sat., 13 Sep.
YOW
Ottawa
SAN
San Diego
AU$606 Return, found 2 days ago
AU$606
Return
found 2 days ago
Select WestJet flight, departing Fri., 5 Sep. from Ottawa to San Diego, returning Sat., 13 Sep., priced at AU$606 found 2 days ago
United
Fri., 5 Sep. - Sat., 13 Sep.
YOW
Ottawa
SAN
San Diego
AU$615 Return, found 2 days ago
AU$615
Return
found 2 days ago
Select United flight, departing Fri., 5 Sep. from Ottawa to San Diego, returning Sat., 13 Sep., priced at AU$615 found 2 days ago
Air Canada
Fri., 5 Sep. - Sat., 13 Sep.
YOW
Ottawa
SAN
San Diego
AU$617 Return, found 2 days ago
AU$617
Return
found 2 days ago
Select Air Canada flight, departing Fri., 5 Sep. from Ottawa to San Diego, returning Sat., 13 Sep., priced at AU$617 found 2 days ago
United
Fri., 5 Sep. - Sat., 13 Sep.
YOW
Ottawa
SAN
San Diego
AU$625 Return, found 2 days ago
AU$625
Return
found 2 days ago
Select United flight, departing Fri., 5 Sep. from Ottawa to San Diego, returning Sat., 13 Sep., priced at AU$625 found 2 days ago
Air Canada
Fri., 5 Sep. - Sat., 13 Sep.
YOW
Ottawa
SAN
San Diego
AU$627 Return, found 2 days ago
AU$627
Return
found 2 days ago
Select Air Canada flight, departing Fri., 5 Sep. from Ottawa to San Diego, returning Sat., 13 Sep., priced at AU$627 found 2 days ago
United
Fri., 5 Sep. - Sat., 13 Sep.
YOW
Ottawa
SAN
San Diego
AU$645 Return, found 2 days ago
AU$645
Return
found 2 days ago
Select United flight, departing Fri., 5 Sep. from Ottawa to San Diego, returning Sat., 13 Sep., priced at AU$645 found 2 days ago

Find the cheapest month to fly from Ottawa (YOW) to San Diego (SAN)

May is typically the cheapest month to fly

From AU$389 - AU$627 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.