LGA to ONT from $267 in economy

DLDelta Air Lines

Round Trip•Economy

LGA

LaGuardia Airport

New York City, United States

ONT

Ontario International Airport

Ontario, United States

$525 USD

-49%$267 USD

Verified 18 days ago

December 2026

Today

Mon

Tue

Wed

Thu

Fri

Sat

Sun

30$752 1$503 2$267 3$342 4$267 5$439 6$503 7$373 8$267 9$333 10$267 11$333 12$448 13$578 14$498 15$578 16$578 17$747 18$787 19$963 20$933 21$838 22$868 23$698 24$672 25$423 26$752 27$878 28$868 29$672 30$672 31$503 1$503 2$583 3$573

Rare Availability

9% of dates checked are available within 10% of the lowest price

Tuesday, December 29th, 2026

8 round-trip options

Returning

Sun, Jan 3, 2027•5 Day Trip

$1,037 USD

Google Flights

Returning

Tue, Jan 5, 2027•7 Day Trip

$672 USD

Google Flights

Returning

Wed, Jan 6, 2027•8 Day Trip

$672 USD

Google Flights

Returning

Thu, Jan 7, 2027•9 Day Trip

$672 USD

Google Flights

Returning

Sat, Jan 9, 2027•11 Day Trip

$672 USD

Google Flights

Returning

Sun, Jan 10, 2027•12 Day Trip

$672 USD

Google Flights

Returning

Mon, Jan 11, 2027•13 Day Trip

$778 USD

Google Flights

Returning

Tue, Jan 12, 2027•14 Day Trip

$672 USD

Google Flights

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

LaGuardia Airport

Ontario International Airport

December 2026

Tuesday, December 29th, 2026