Boston to Ontario
BOSONT
Fly from Boston to Ontario starting at SAR 500 with Southwest Airlines.
Best fare available on Sep 21, 2026.
Limited seats. Better plans. Book before it's gone.
Boston to Ontario cheapest flights this week
Boston to Ontario monthly flight fare trend
Sep
from SAR 500
Oct
from SAR 566
Nov
No flights
Dec
from SAR 788
Jan
No flights
Feb
No flights
Airport Details
Origin
Boston
Logan International Airport (BOS)
Boston, BOS
Zone
New York
Elev
20 ft
Destination
Ontario
Ontario International Airport (ONT)
Ontario, ONT
Zone
Los Angeles
Elev
944 ft
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