Cheap flights from St. Petersburg - Clearwater to Ontario

View AU$233 flight on Wed, 1 Oct. 2025Opens in a new window

Popular airlines from St. Petersburg to Ontario

  • 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 St. Petersburg - Clearwater (TPA) to Ontario (QLA)

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.

Alaska Airlines
Tue, 16 Sep. - Thu, 2 Oct.
TPA
Tampa
ONT
Ontario
AU$466 Return, found 5 hours ago
AU$466
Return
found 5 hours ago
Select Alaska Airlines flight, departing Tue, 16 Sep. from Tampa to Ontario, returning Thu, 2 Oct., priced at AU$466 found 5 hours ago
American Airlines
Tue, 2 Sep. - Tue, 9 Sep.
TPA
Tampa
SNA
Orange County
AU$474 Return, found 5 days ago
AU$474
Return
found 5 days ago
Select American Airlines flight, departing Tue, 2 Sep. from Tampa to Orange County, returning Tue, 9 Sep., priced at AU$474 found 5 days ago
American Airlines
Tue, 2 Sep. - Tue, 9 Sep.
TPA
Tampa
SNA
Orange County
AU$498 Return, found 5 days ago
AU$498
Return
found 5 days ago
Select American Airlines flight, departing Tue, 2 Sep. from Tampa to Orange County, returning Tue, 9 Sep., priced at AU$498 found 5 days ago
American Airlines
Tue, 2 Sep. - Tue, 9 Sep.
TPA
Tampa
SNA
Orange County
AU$536 Return, found 5 days ago
AU$536
Return
found 5 days ago
Select American Airlines flight, departing Tue, 2 Sep. from Tampa to Orange County, returning Tue, 9 Sep., priced at AU$536 found 5 days ago
United
Tue, 2 Sep. - Tue, 9 Sep.
TPA
Tampa
SNA
Orange County
AU$551 Return, found 5 days ago
AU$551
Return
found 5 days ago
Select United flight, departing Tue, 2 Sep. from Tampa to Orange County, returning Tue, 9 Sep., priced at AU$551 found 5 days ago
Delta
Tue, 2 Sep. - Tue, 9 Sep.
TPA
Tampa
SNA
Orange County
AU$576 Return, found 5 days ago
AU$576
Return
found 5 days ago
Select Delta flight, departing Tue, 2 Sep. from Tampa to Orange County, returning Tue, 9 Sep., priced at AU$576 found 5 days ago

Find the cheapest month to fly from Tampa (TPA) to Ontario (ONT)

November is typically the cheapest month to fly

From AU$212 - AU$847 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.