Cheap flights from New York to Ontario (LGA - ONT)

How to find the cheapest flight from LaGuardia to Ontario

All the information you need to plan the best LGA to ONT flight in 2022: compare LaGuardia to Ontario flight prices with the expected peak season, weather and rainfall in Ontario.

LGA - ONT

Price

$244 - $539

ONT

Temperature

53.6 - 78.8 °F

ONT

Precipitation

0.1 - 3.4 inches

Popular in

December

High demand for flights, 45% potential price rise

Cheapest in

January

Best time to find cheap flights, 18% potential price drop

Round-trip from

$244

From New York LaGuardia to Ontario

One-way from

$101

One-way flight from New York LaGuardia to Ontario

How far in advance should I book a flight from New York LaGuardia Airport to Ontario?

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 33 days in advance, which can save you up to 72% on flights from New York LaGuardia Airport to Ontario compared to booking the week you need them. Waiting 33 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $375. For sooner than that we have options available in the next 3 days from $533.

What is the cheapest month to fly from New York LaGuardia Airport to Ontario?

Flights from New York LaGuardia Airport to Ontario lean towards being more expensive in December. Prices are generally better when you fly from New York LaGuardia Airport to Ontario in August, with the cheapest ticket starting at $107.

When is the cheapest time to fly from New York LaGuardia Airport to Ontario (LGA - ONT)?

When flying from New York LaGuardia Airport to Ontario, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Cheap flights from LaGuardia to Ontario in January, February 2022

The best prices found for LGA to ONT flights for January, February
Jan 28 - Feb 1
LGA

New York LaGuardia

ONT

Ontario

1 stop

9h 50m
ONT

Ontario

LGA

New York LaGuardia

2 stops

18h 02m
$164

Multiple Airlines

View Deal

Deal found 1/17/22

Jan 24 - Jan 26
LGA

New York LaGuardia

ONT

Ontario

1 stop

8h 20m
ONT

Ontario

LGA

New York LaGuardia

2 stops

27h 39m
$165

Multiple Airlines

View Deal

Deal found 1/16/22

Feb 9 - Apr 13
LGA

New York LaGuardia

ONT

Ontario

1 stop

9h 00m
ONT

Ontario

LGA

New York LaGuardia

1 stop

14h 25m
$179

Multiple Airlines

View Deal

Deal found 1/15/22

LaGuardia to Ontario 2022 flight deals

Cheap flights to Ontario from LaGuardia found for this year
May 3 - May 10
LGA

New York LaGuardia

ONT

Ontario

1 stop

13h 28m
ONT

Ontario

LGA

New York LaGuardia

1 stop

14h 12m
$149

Frontier

View Deal

Deal found 1/16/22

Jan 28 - Feb 1
LGA

New York LaGuardia

ONT

Ontario

1 stop

9h 50m
ONT

Ontario

LGA

New York LaGuardia

2 stops

18h 02m
$164

Multiple Airlines

View Deal

Deal found 1/17/22

Jan 24 - Jan 26
LGA

New York LaGuardia

ONT

Ontario

1 stop

8h 20m
ONT

Ontario

LGA

New York LaGuardia

2 stops

27h 39m
$165

Multiple Airlines

View Deal

Deal found 1/16/22

Last minute flights from LaGuardia to Ontario

Late deals on return flights to Ontario from LaGuardia, departing today and this week
Jan 28 - Feb 1
LGA

New York LaGuardia

ONT

Ontario

1 stop

9h 50m
ONT

Ontario

LGA

New York LaGuardia

2 stops

18h 02m
$164

Multiple Airlines

View Deal

Deal found 1/17/22

Jan 24 - Jan 26
LGA

New York LaGuardia

ONT

Ontario

1 stop

8h 20m
ONT

Ontario

LGA

New York LaGuardia

2 stops

27h 39m
$165

Multiple Airlines

View Deal

Deal found 1/16/22

Jan 28 - Feb 1
LGA

New York LaGuardia

ONT

Ontario

2 stops

18h 55m
ONT

Ontario

LGA

New York LaGuardia

2 stops

11h 06m
$182

Multiple Airlines

View Deal

Deal found 1/17/22

One-way flights to Ontario from LaGuardia

The cheapest one-way flights from LaGuardia to Ontario
May 17
LGA

New York LaGuardia

ONT

Ontario

1 stop

13h 28m
$70

Frontier

View Deal

Deal found 1/15/22

Jan 24
LGA

New York LaGuardia

ONT

Ontario

2 stops

28h 23m
$72

Multiple Airlines

View Deal

Deal found 1/18/22

Jan 29
LGA

New York LaGuardia

ONT

Ontario

2 stops

39h 18m
$77

Multiple Airlines

View Deal

Deal found 1/17/22

Related info for your journey

Useful info, stats and facts about LaGuardia to Ontario flights.

What airport do you fly into for flights to Ontario from New York LaGuardia?

Located just 3.1 mi from the city center, Ontario is the airport most travelers will use when flying to Ontario from New York LaGuardia. Booking flights from New York LaGuardia to Ontario (ONT) should be relatively easy as there are 0 daily inbound flights from New York LaGuardia from 5 different airlines.

Which airlines flying from New York LaGuardia to Ontario have flexible cancellations due to COVID-19?

Due to the rapidly changing circumstances due to COVID-19, airlines like American Airlines, United Airlines, and Frontier flying from New York LaGuardia to Ontario have implemented new flexible cancellation policies.

Can I find flights from New York LaGuardia Airport to Ontario for under $200 on Cheapflights?

Yes, there are multiple flights from New York LaGuardia Airport to Ontario for under $200. The cheapest flight booked recently is on Frontier for just $149, but on average you can expect to pay $195.

Are there last-minute flights available from New York LaGuardia Airport to Ontario for under $200?

There are currently 20+ open flights from New York LaGuardia Airport to Ontario within the next 7 days for less than $200.

What are the cheapest airlines flying from New York LaGuardia Airport to Ontario round-trip?

Frontier, at $149, was found to be the cheapest airline from New York LaGuardia Airport to Ontario.Alternate airlines to your destination round-trip include United Airlines and American Airlines. Frontier is currently priced 50% below the average price you’ll pay for this route.

What are the cheapest airlines to fly from New York LaGuardia Airport to Ontario one-way?

The cheapest airline one-way is Frontier, with whom users have recently found tickets for as low as $70. However, be on the lookout for offers from American Airlines and United Airlines, as they are both options that can get you from New York LaGuardia Airport to Ontario for a low price.

What are the most popular airlines that fly from New York LaGuardia Airport to Ontario?

American Airlines, JetBlue and Delta are the most popular airlines when flying from New York LaGuardia Airport to Ontario.

What are the cheapest flights from New York LaGuardia Airport to Ontario?

Looking at all options, your cheapest flight can be booked for $132. While the most popular route (New York LaGuardia - Ontario) can be booked for $149 on average our data indicates $211 when flying from New York LaGuardia Airport to Ontario.

Can I fly to Ontario from New York LaGuardia right now?

Information is based on travel restrictions for travel to Ontario within the United States

Most visitors from New York LaGuardia need to provide a negative COVID-19 test result and/or quarantine to enter Ontario.

COVID-19 testing requirements
Visitors from New York LaGuardia must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 24 hours before departing to Ontario.

Quarantine requirements
Visitors from New York LaGuardia are not required to quarantine after entering Ontario.

Can I fly back to New York LaGuardia from Ontario?

Returning to New York LaGuardia from Ontario

COVID-19 testing requirements
Visitors from Ontario must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 24 hours before departing to New York LaGuardia.

Quarantine requirements
Visitors from Ontario are not required to quarantine after entering New York LaGuardia.

Alternative routes for LaGuardia to Ontario

See prices for flight routes from nearby airports that may be better suited for you.

Top 4 airlines flying from LaGuardia to Ontario

The chart below displays the airlines Cheapflights users traveling from LaGuardia to Ontario choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
AirlineCheapestAverageFlexibilityOn-timeCOVID-19 safety
Frontier
Cheapest$100
Average$280
FlexibilityNo cancel fee
On-time62%
COVID-19 safety
United Airlines
Cheapest$124
Average$358
FlexibilityNo cancel fee
On-time69%
COVID-19 safety
Delta
Cheapest$132
Average$289
FlexibilityNo cancel fee
On-timeN/A
COVID-19 safety
American Airlines
Cheapest$147
Average$413
FlexibilityNo cancel fee
On-time71%
COVID-19 safety