New York City (LGA) to Ontario (ONT) flight deal in economy from $267

Delta Air LinesDLDelta Air Lines
Round Trip•Economy
United StatesLGA

LaGuardia Airport

New York City, United States
United StatesONT

Ontario International Airport

Ontario, United States
$525 USD
-49%$267 USD
Verified 18 days ago
Rare Availability
9% of dates checked are available within 10% of the lowest price

Tuesday, December 15th, 2026

8 round-trip options

Returning
Sun, Dec 20, 2026•5 Day Trip
$769 USD
Google Flights
Returning
Tue, Dec 22, 2026•7 Day Trip
$697 USD
Google Flights
Returning
Wed, Dec 23, 2026•8 Day Trip
$697 USD
Google Flights
Returning
Thu, Dec 24, 2026•9 Day Trip
$578 USD
Google Flights
Returning
Sat, Dec 26, 2026•11 Day Trip
$819 USD
Google Flights
Returning
Sun, Dec 27, 2026•12 Day Trip
$958 USD
Google Flights
Returning
Mon, Dec 28, 2026•13 Day Trip
$779 USD
Google Flights
Returning
Tue, Dec 29, 2026•14 Day Trip
$908 USD
Google Flights