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Cheap Flights To Ontario, CA

  • TipMay is the cheapest month to fly to Ontario, California
  • Tip$110 is the average round-trip fare price from PDX to ONT

Best Deals to Ontario, California Last modified: Feb 25, 2017 0:31 -05:00Prices shown were found by travelers like you over the past 30 days

We've scanned 30,317,171,456 round trip itineraries and found the cheapest flights to Ontario, California. American frequently offer the best deals to Ontario, California flights, or select your preferred carrier below to see the cheapest days to fly.

American
DENONT
Tue 3/7
nonstop
ONTDEN
Wed 3/8
nonstop
$103
American
PHXONT
Tue 3/21
nonstop
ONTPHX
Tue 3/28
nonstop
$117
American
SMFONT
Tue 3/21
nonstop
ONTSMF
Wed 3/22
nonstop
$137
American
SJCONT
Tue 4/11
1 stop
ONTSJC
Wed 4/12
1 stop
$242
American
MEXONT
Fri 3/3
1 stop
ONTMEX
Tue 3/7
1 stop
$322

Cheap Flights from Ontario, California (ONT)

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Cheap Flights to Ontario, California - Round trip airfares for Ontario, California flights (ONT)