Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Ontario to New York from $97

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to New York departing on 2/24. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Ontario to New York

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
11:58 pm - 10:30 am
ONT
-
LGA
7h 32m
1 stop
American Airlines Logo
1:25 pm - 6:42 pm
LGA
-
ONT
8h 17m
1 stop
$193American Airlines
mar., feb. 17 - mar., feb. 24
Multiple Airlines Logo
3:36 pm - 2:00 pm
ONT
-
LGA
19h 24m
1 stop
Multiple Airlines Logo
7:59 pm - 9:34 pm
LGA
-
ONT
28h 35m
2 stops
$197Multiple Airlines
lun., feb. 9 - mar., feb. 17
American Airlines Logo
11:58 pm - 10:30 am
ONT
-
LGA
7h 32m
1 stop
American Airlines Logo
4:05 pm - 10:49 pm
LGA
-
ONT
9h 44m
1 stop
$198American Airlines
mié., feb. 18 - mié., feb. 25
Southwest Logo
10:25 am - 11:25 pm
ONT
-
LGA
10h 00m
1 stop
Southwest Logo
9:00 am - 2:10 pm
LGA
-
ONT
8h 10m
1 stop
$199Southwest
sáb., mar. 14 - vie., mar. 20
Multiple Airlines Logo
6:20 am - 9:23 pm
ONT
-
LGA
12h 03m
1 stop
Multiple Airlines Logo
8:59 pm - 6:45 pm
LGA
-
ONT
24h 46m
1 stop
$200Multiple Airlines
mar., abr. 7 - vie., abr. 10
Southwest Logo
9:00 pm - 9:10 am
ONT
-
LGA
9h 10m
2 stops
Southwest Logo
2:05 pm - 10:05 pm
LGA
-
ONT
11h 00m
2 stops
$204Southwest
mar., feb. 10 - mar., feb. 17
Multiple Airlines Logo
1:18 pm - 11:55 pm
ONT
-
LGA
31h 37m
1 stop
Multiple Airlines Logo
8:59 pm - 7:26 am
LGA
-
ONT
13h 27m
1 stop
$206Multiple Airlines
lun., feb. 16 - vie., feb. 20
Multiple Airlines Logo
1:18 pm - 11:06 pm
ONT
-
LGA
30h 48m
2 stops
Multiple Airlines Logo
8:59 pm - 7:26 am
LGA
-
ONT
13h 27m
1 stop
$216Multiple Airlines
lun., feb. 16 - vie., feb. 20
Southwest Logo
5:15 am - 4:25 pm
ONT
-
LGA
8h 10m
1 stop
Southwest Logo
2:05 pm - 10:05 pm
LGA
-
ONT
11h 00m
2 stops
$220Southwest
mar., feb. 10 - mar., feb. 17
Southwest Logo
10:40 am - 11:05 pm
ONT
-
LGA
9h 25m
2 stops
Southwest Logo
2:05 pm - 10:05 pm
LGA
-
ONT
11h 00m
2 stops
$226Southwest
mar., feb. 10 - mar., feb. 17

United Airlines flights from Ontario to New York LaGuardia Airport

Our best United Airlines deals on Ontario to New York LaGuardia Airport flight tickets
United Airlines
Feb 18
ONT5:00 amOntario
7h 45m
1 stop
LGA3:45 pmNew York LaGuardia
Feb 23
LGA3:25 pmNew York LaGuardia
8h 25m
1 stop
ONT8:50 pmOntario
$242
United Airlines
Feb 7
ONT5:05 amOntario
7h 27m
1 stop
LGA3:32 pmNew York LaGuardia
Feb 9
LGA3:41 pmNew York LaGuardia
9h 17m
1 stop
ONT9:58 pmOntario
$253
United Airlines
Feb 5
ONT5:05 amOntario
7h 41m
1 stop
LGA3:46 pmNew York LaGuardia
Feb 9
LGA2:00 pmNew York LaGuardia
10h 58m
1 stop
ONT9:58 pmOntario
$285

Frontier flights from Ontario to New York LaGuardia Airport

Our best Frontier deals on Ontario to New York LaGuardia Airport flight tickets
Frontier
Apr 8
ONT6:20 amOntario
13h 55m
2 stops
LGA11:15 pmNew York LaGuardia
Apr 10
LGA10:02 pmNew York LaGuardia
23h 43m
1 stop
ONT6:45 pmOntario
$266
Frontier
Feb 5
ONT6:20 amOntario
36h 09m
2 stops
LGA9:29 pmNew York LaGuardia
Feb 9
LGA6:20 amNew York LaGuardia
21h 00m
2 stops
ONT12:20 amOntario
$289

momondo Fare Finder

 
Customize your flight search to find flights from Ontario to New York LaGuardia Airport that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated enero 21, 2026.
Use the filters below to find and compare flights from Ontario to New York LaGuardia Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

OntarioNew York

ONT - LGA

ONTLGA

Ontario

mar. 2/17

11:58 pm-10:30 am

1 stop7h 32m

New York LaGuardia

mar. 2/24

1:25 pm-6:42 pm

1 stop8h 17m

$193

OntarioNew York

ONT - LGA

ONTLGA

Ontario

lun. 2/9

3:36 pm-2:00 pm

1 stop19h 24m

New York LaGuardia

mar. 2/17

7:59 pm-9:34 pm

2 stops28h 35m

$197

OntarioNew York

ONT - LGA

ONTLGA

Ontario

mié. 2/18

11:58 pm-10:30 am

1 stop7h 32m

New York LaGuardia

mié. 2/25

4:05 pm-10:49 pm

1 stop9h 44m

$198

OntarioNew York

ONT - LGA

ONTLGA

Ontario

sáb. 3/14

10:25 am-11:25 pm

1 stop10h 00m

New York LaGuardia

vie. 3/20

9:00 am-2:10 pm

1 stop8h 10m

$199

OntarioNew York

ONT - LGA

ONTLGA

Ontario

mar. 4/7

6:20 am-9:23 pm

1 stop12h 03m

New York LaGuardia

vie. 4/10

8:59 pm-6:45 pm

1 stop24h 46m

$200

OntarioNew York

ONT - LGA

ONTLGA

Ontario

mar. 2/10

9:00 pm-9:10 am

2 stops9h 10m

New York LaGuardia

mar. 2/17

2:05 pm-10:05 pm

2 stops11h 00m

$204

OntarioNew York

ONT - LGA

ONTLGA

Ontario

lun. 2/16

1:18 pm-11:55 pm

1 stop31h 37m

New York LaGuardia

vie. 2/20

8:59 pm-7:26 am

1 stop13h 27m

$206

OntarioNew York

ONT - LGA

ONTLGA

Ontario

lun. 2/16

1:18 pm-11:06 pm

2 stops30h 48m

New York LaGuardia

vie. 2/20

8:59 pm-7:26 am

1 stop13h 27m

$216

OntarioNew York

ONT - LGA

ONTLGA

Ontario

mar. 2/10

5:15 am-4:25 pm

1 stop8h 10m

New York LaGuardia

mar. 2/17

2:05 pm-10:05 pm

2 stops11h 00m

$220

OntarioNew York

ONT - LGA

ONTLGA

Ontario

mar. 2/10

10:40 am-11:05 pm

2 stops9h 25m

New York LaGuardia

mar. 2/17

2:05 pm-10:05 pm

2 stops11h 00m

$226

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to New York from

How to get the cheapest flight ticket from Ontario to New York LaGuardia Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

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

The cheapest month to fly to New York LaGuardia Airport from Ontario is in January. Flight prices, which tend to average around $286, are often lower during this time because this is during the off-season. If you don’t want to visit New York LaGuardia Airport in January, then you should wait until November to fly from Ontario, when ticket prices are also cheap, with an average price of $296.

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

You are more likely to see cheaper flights to New York LaGuardia Airport from Ontario when booking weeks ahead of your departure date. In general, you can expect to find flights to New York LaGuardia Airport for around $384 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to New York LaGuardia Airport from Ontario for as low as $278 on momondo.

How have Ontario to New York LaGuardia Airport flight prices changed over time?

As of January 2026, prices for Ontario to New York LaGuardia Airport flights are approximately 24% cheaper when compared to flights at the same time last year.

When to book flights from Ontario to New York LaGuardia Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Ontario to New York LaGuardia Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Ontario to New York LaGuardia Airport (ONT to LGA) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ontario to New York LaGuardia Airport

Fastest flight time

6h 40m

Direct flights

None
The fastest flight from Ontario to New York LaGuardia Airport takes 6h 40m
There are no direct flights from Ontario to New York LaGuardia Airport. There are no popular flight routes from Ontario to New York LaGuardia Airport.
Search flight deals

  • How far is Ontario to New York LaGuardia by plane?

    There are 2419.3 mi between Ontario and New York LaGuardia. Typically, this will take 6h 40m by plane in normal conditions.

  • When did momondo last update prices for flights from Ontario Airport to New York LaGuardia Airport?

    Prices for flights from Ontario Airport to New York LaGuardia Airport are updated daily.

  • How many operators does momondo search for flights from Ontario Airport to New York LaGuardia Airport?

  • How old do you have to be to fly from Ontario Airport to New York LaGuardia Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Ontario Airport to New York LaGuardia Airport.

  • What documentation or ID do you need to fly to New York LaGuardia Airport?

    The necessary travel and health documents for your New York LaGuardia Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Ontario to New York LaGuardia Airport?

  • What is the most popular airline from Ontario to New York LaGuardia Airport?

Best airlines flying from Ontario to New York LaGuardia Airport

Compare and see reviews for airlines that fly from Ontario to New York LaGuardia Airport with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $139Free CancellationRating
5.7
3,057 reviews
Search Frontier flights
SouthwestPriceFrom $192Free CancellationRating
8.0
4,266 reviews
Search Southwest flights
United AirlinesPriceFrom $197Free CancellationRating
7.4
9,191 reviews
Search United Airlines flights
American AirlinesPriceFrom $229Free CancellationRating
7.2
11,174 reviews
Search American Airlines flights
DeltaPriceFrom $257Free CancellationRating
7.9
8,089 reviews
Search Delta flights

  • United Airlines Flights From Ontario to New York LaGuardia Airport

    Across 6 United Airlines flights from Ontario to New York LaGuardia Airport this week, the average price was $418, with the best United Airlines deals starting from $197 round-trip. 9,191 users have rated United Airlines on momondo, with an average score of 7.4/10.

Traveling to a place near New York?

Book flights to New York if you plan to visit one of these locations
Seaside Heights
Queens
Bronx
Yonkers
East Rutherford
Asbury Park
Point Pleasant Beach
Beach Haven
Long Branch
Spring Lake
Tannersville
Wayne
Stamford
Secaucus
Parsippany
East Stroudsburg
Ocean Grove
Elizabeth
Mount Laurel
Woodbridge

Why use momondo?

Why should I use momondo to find a flight deal from Ontario to New York?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Ontario to New York. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Ontario to New York with flexible booking policies on momondo?

All flight searches from Ontario to New York on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Ontario to New York?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Ontario to New York.

I’m not ready to book a flight from Ontario to New York right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Ontario to New York now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to New York and let you know when they change.

An easier way to manage your New York LaGuardia Airport trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
vie. 2/20
vie. 2/27
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to New York