New York to Ontario
LGAONT
Fly from New York to Ontario starting at USD 92 with Southwest Airlines.
Best fare available on Sep 1, 2026.
Limited seats. Better plans. Book before it's gone.
New York to Ontario cheapest flights this week
New York to Ontario monthly flight fare trend
Aug
from USD 140
Sep
from USD 92
Oct
from USD 107
Nov
from USD 100
Dec
from USD 139
Jan
from USD 136
Airport Details
Origin
New York
LaGuardia Airport (LGA)
New York, LGA
Zone
New York
Elev
21 ft
Destination
Ontario
Ontario International Airport (ONT)
Ontario, ONT
Zone
Los Angeles
Elev
944 ft
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