Cheap flights from La Guardia to Ontario (LGA - ONT)

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How to find the cheapest flight from
La Guardia (LGA) to Ontario (ONT)

All the information you need to plan the best LGA to ONT flight in 2021: compare La Guardia to Ontario flight prices with the expected peak season, weather and rainfall in Ontario.
LGA - ONT
Price
$244 - $539

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 La Guardia to Ontario

One-way from

$148

One-way flight from La Guardia to Ontario

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
How far in advance should I book a flight from La Guardia to Ontario?

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 17 days in advance, which can save you up to 20% on flights from La Guardia to Ontario compared to booking the week you need them. Waiting 17 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 $75. For sooner than that we have options available in the next 3 days from $95.

What is the cheapest month to fly from La Guardia to Ontario?

The best pricing can be found in the month of April. Prices to Ontario from La Guardia average $86. You can even find prices in April for less than $86, as users have found deals to Ontario from as low as $43. The month of December appears to be one of the more expensive times to travel to Ontario from La Guardia. Flying in the targeted month can save you up to 23%.

Cheap flights from La Guardia to Ontario in May, June 2021

The best prices found for LGA to ONT flights for May, June
20 May - 24 May
$218pp
LGA
New York LaGuardia
Multiple Airlines
 
1 STOP
ONT
Ontario
ONT
Ontario
Multiple Airlines
   
2 STOPS
LGA
New York LaGuardia
20 May - 24 May
$235pp
LGA
New York LaGuardia
Multiple Airlines
 
1 STOP
ONT
Ontario
ONT
Ontario
Multiple Airlines
 
1 STOP
LGA
New York LaGuardia
20 May - 24 May
$243pp
LGA
New York LaGuardia
Frontier
 
1 STOP
ONT
Ontario
ONT
Ontario
Frontier
 
1 STOP
LGA
New York LaGuardia

La Guardia to Ontario 2021 flight deals

Cheap flights to Ontario from La Guardia found for this year
20 May - 24 May
$218pp
LGA
New York LaGuardia
Multiple Airlines
 
1 STOP
ONT
Ontario
ONT
Ontario
Multiple Airlines
   
2 STOPS
LGA
New York LaGuardia
20 May - 24 May
$235pp
LGA
New York LaGuardia
Multiple Airlines
 
1 STOP
ONT
Ontario
ONT
Ontario
Multiple Airlines
 
1 STOP
LGA
New York LaGuardia
20 May - 24 May
$243pp
LGA
New York LaGuardia
Frontier
 
1 STOP
ONT
Ontario
ONT
Ontario
Frontier
 
1 STOP
LGA
New York LaGuardia

Last minute flights from La Guardia to Ontario

Late deals on round-trip flights to Ontario from La Guardia, departing today and this week
17 May - 21 May
$245pp
LGA
New York LaGuardia
Multiple Airlines
 
1 STOP
ONT
Ontario
ONT
Ontario
Multiple Airlines
     
3 STOPS
LGA
New York LaGuardia
15 May - 20 May
$253pp
LGA
New York LaGuardia
Multiple Airlines
 
1 STOP
ONT
Ontario
ONT
Ontario
Multiple Airlines
   
2 STOPS
LGA
New York LaGuardia
17 May - 20 May
$265pp
LGA
New York LaGuardia
Multiple Airlines
   
2 STOPS
ONT
Ontario
ONT
Ontario
Multiple Airlines
   
2 STOPS
LGA
New York LaGuardia

One-way flights to Ontario from La Guardia

The cheapest one-way flights from La Guardia to Ontario
3:35 am - 8:59 am
United Airlines
1 Stop
8h 24m
LGA - ONT
United Airlines
$148
United
7:30 am - 2:16 pm
Delta
2 Stops
9h 46m
LGA - ONT
Delta
$152
Delta
6:59 am - 4:11 pm
Frontier
1 Stop
12h 12m
LGA - ONT
Frontier
$166
Kiwi.com

Related info for your journey

Useful info, stats and facts about <span class="emphasized">La Guardia</span> to <span class="emphasized">Ontario</span> flights.

Flight FAQs

From La Guardia to Ontario

Are flight prices decreasing from La Guardia to Ontario due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both La Guardia and Ontario for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

What safety measures are being taken by airlines flying from New York LaGuardia to Ontario to control the spread of COVID-19?

New policies can now be found on Delta to help keep travelers safe while flying. New policies for travelers booking flights from New York LaGuardia to Ontario include masks being provided and required on board, daily cleaning and sanitization, use of HEPA filters, pre-flight testing for antibodies and symptoms, and socially distanced seating (for a limited time). Keep in mind that policies will vary by airline.

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.

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.

Can I find flights from La Guardia to Ontario for under $300 on Cheapflights?

Yes, there are multiple flights from La Guardia to Ontario for under $300. The cheapest flight booked recently is on Multiple Airlines for just $218, but on average you can expect to pay $265.

Are there nonstop flights from La Guardia to Ontario for under $200 on Cheapflights?

There are no nonstop flights from La Guardia to Ontario, but Cheapflights can provide you with all the information you need to find the fastest route with the fewest stops.

Are there last-minute flights available from La Guardia to Ontario for under $300?

There are currently 20+ open flights from La Guardia to Ontario within the next 7 days for less than $300.

What days are nonstop flights available from La Guardia to Ontario?

Nonstop flights are available for this route on the following days: Sunday, Monday, Tuesday, Wednesday, Thursday, Friday.

Does it rain more in La Guardia or Ontario?

The rainfall in La Guardia is generally less than the rainfall in Ontario. This will continue over the next 16 days.

Is La Guardia weather warmer or cooler than Ontario?

We forecast the temperature to be around the 95 °F's in July, on average. The temperature in Ontario is generally hotter than in La Guardia. Book flights in a timely manner in correlation to your departure date.

How long is the flight from La Guardia to Ontario?

Departing from La Guardia to Ontario will take you 7h 44m. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

What are the cheapest airlines flying from La Guardia to Ontario round-trip?

Our cheapest airline available from La Guardia to Ontario is Frontier. Our recent data shows that you can find tickets from as low as $242 on this airline. Additional options worth looking into are American Airlines and Delta, starting at $292 and $299 round-trip. Users have found that Frontier is 18% cheaper than the other options available to this destination.

What are the cheapest airlines to fly from La Guardia to Ontario one-way?

The cheapest airlines for a one-way flight from La Guardia to Ontario are Frontier ($105), American Airlines ($143), and United Airlines ($148).

Alternative routes for La Guardia to Ontario

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

Destination information for Ontario

Things to know before you go - useful duration and weather info for your trip from La Guardia to Ontario.

Airports servicing New York

Airports servicing Ontario

Top 4 airlines flying from La Guardia to Ontario

The chart below displays the airlines Cheapflights users traveling from La Guardia to Ontario choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
Airline Cheapest Average Flexibility On-time COVID-19 safety
Frontier
$100 $280 No cancel fee 62%
Delta
$132 $289 No cancel fee N/A
United Airlines
$124 $358 No cancel fee 69%
American Airlines
$147 $413 No cancel fee 71%
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