LGA - ONT

$152 Find Cheap Flights from New York LaGuardia Airport to Ontario - Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$302
Typical prices: $286-$474
United Airlines
Fri 1/19Fri 1/26
LGA - ONT • 1 stop
Cheapest one-way
$153
Typical prices: $154-$300
Delta
Sun 10/7
LGA - ONT • 1 stop
Nonstop flights
Not available
There are currently no direct flights between New York LaGuardia Airport and Ontario. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to travel
October
Cheapest • 23% price drop
March
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Dallas Love Field (DAL)
Cheapest • Avg $255 (round-trip)
Detroit Metropolitan Wayne County (DTW)
Shortest trip • 7h 40m (one-way)
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Insights
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Flight Deals

Cheap Flights from LaGuardia to Ontario (LGA-ONT)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from LaGuardia to Ontario

Wed, Sep 9 - Fri, Sep 11
United Airlines Logo
5:25 pm - 10:59 pmLGA  New York LaGuardia-ONT Ontario
8h 34m1 stop Chicago O'Hare Intl
United Airlines Logo
1:18 pm - 11:24 pmONT  Ontario-LGA New York LaGuardia
7h 06m1 stop Denver Intl
$302United Airlines
Tue, Jan 19 - Tue, Jan 26
United Airlines Logo
1:00 pm - 6:44 pmLGA  New York LaGuardia-ONT Ontario
8h 44m1 stop Chicago O'Hare Intl
United Airlines Logo
5:00 am - 3:42 pmONT  Ontario-LGA New York LaGuardia
7h 42m1 stop Denver Intl
$302United Airlines
Fri, Nov 13 - Mon, Nov 16
Southwest Logo
8:30 am - 1:05 pmLGA  New York LaGuardia-ONT Ontario
7h 35m1 stop Chicago Midway
Southwest Logo
1:55 pm - 11:25 pmONT  Ontario-LGA New York LaGuardia
6h 30m1 stop Denver Intl
$302Southwest
Tue, Sep 15 - Tue, Sep 22
Southwest Logo
6:55 am - 2:25 pmLGA  New York LaGuardia-ONT Ontario
10h 30m1 stop Denver Intl
Southwest Logo
11:55 pm - 12:35 pmONT  Ontario-LGA New York LaGuardia
9h 40m1 stop Chicago Midway
$307Southwest
Thu, Oct 22 - Sat, Oct 24
American Airlines Logo
4:07 pm - 11:52 pmLGA  New York LaGuardia-ONT Ontario
10h 45m1 stop Dallas/Fort Worth
American Airlines Logo
11:59 pm - 11:57 amONT  Ontario-LGA New York LaGuardia
8h 58m1 stop Dallas/Fort Worth
$307American Airlines
Wed, Oct 14 - Sat, Oct 31
American Airlines Logo
6:10 pm - 11:52 pmLGA  New York LaGuardia-ONT Ontario
8h 42m1 stop Dallas/Fort Worth
American Airlines Logo
6:00 am - 5:03 pmONT  Ontario-LGA New York LaGuardia
8h 03m1 stop Dallas/Fort Worth
$307American Airlines
Thu, Nov 12 - Tue, Nov 17
Delta Logo
3:00 pm - 9:59 pmLGA  New York LaGuardia-ONT Ontario
9h 59m1 stop Atlanta Hartsfield-Jackson
Delta Logo
12:22 pm - 11:43 pmONT  Ontario-LGA New York LaGuardia
8h 21m1 stop Atlanta Hartsfield-Jackson
$307Delta
Sat, Nov 7 - Mon, Nov 16
Delta Logo
6:00 am - 11:06 amLGA  New York LaGuardia-ONT Ontario
8h 06m1 stop Atlanta Hartsfield-Jackson
Delta Logo
12:22 pm - 11:43 pmONT  Ontario-LGA New York LaGuardia
8h 21m1 stop Atlanta Hartsfield-Jackson
$307Delta
Sat, Sep 5 - Tue, Sep 15
Frontier Logo
10:55 pm - 8:38 amLGA  New York LaGuardia-ONT Ontario
12h 43m1 stop Dallas/Fort Worth
Frontier Logo
11:45 am - 8:59 pmONT  Ontario-LGA New York LaGuardia
30h 14m2 stops Denver Intl Atlanta Hartsfield-Jackson
$346Frontier
Sat, Sep 5 - Tue, Sep 8
Frontier Logo
10:55 pm - 8:38 amLGA  New York LaGuardia-ONT Ontario
12h 43m1 stop Dallas/Fort Worth
Frontier Logo
9:37 am - 10:00 pmONT  Ontario-LGA New York LaGuardia
9h 23m1 stop Dallas/Fort Worth
$379Frontier
Booking Insights

Price, demand and travel trends for New York LaGuardia Airport to Ontario flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights from New York LaGuardia Airport to Ontario with more confidence.

How much is a round-trip flight from New York LaGuardia Airport to Ontario?

Round-trip flights from New York LaGuardia Airport to Ontario start at $302. Prices are typical for this route right now, with typical round-trip fares ranging from $286 to $474. The lowest price found in the past 5 days was $302 on United Airlines.

What's the cheapest day of the week to fly from New York LaGuardia Airport to Ontario?

Saturday is the cheapest day of the week to fly from New York LaGuardia Airport to Ontario, it is 7% cheaper than the average day. Sunday is the most expensive day with flight prices 46% higher than average. Based on deals found by KAYAK users in the last 12 months.

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

  • October is the cheapest month to fly from New York LaGuardia Airport to Ontario at $272 round-trip.
  • December ($484) and March ($411) are the most expensive months.
  • The price difference between flying in the cheapest and most expensive months is 77% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

Find deals

Key details for New York LaGuardia Airport to Ontario flights

Low season

June

Cheapest flight

$153
Best time to beat the crowds but there is an average 4% increase in price.
Most popular time to fly with an average 16% increase in price.
Flight from New York LaGuardia Airport to Ontario

When to book flights from LaGuardia to Ontario

Are your dates flexible? Find out the best times to travel from LaGuardia to Ontario based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your New York LaGuardia Airport to Ontario flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines and booking questions.

  • Which airports can I use when flying from New York LaGuardia Airport to Ontario?

    Flights from New York LaGuardia Airport to Ontario usually depart from New York LaGuardia (LGA) and arrive at Ontario (ONT).

  • What cabin classes can I book on flights from New York LaGuardia Airport to Ontario?

    Only Economy Class is available on flights from New York LaGuardia Airport to Ontario.

  • Which airports do connecting flights from New York LaGuardia Airport to Ontario pass through?

    One-stop flights from New York LaGuardia Airport to Ontario most commonly connect through:

    • Dallas/Fort Worth (DFW) - 46% of one-stop connections
    • Atlanta Hartsfield-Jackson (ATL) - 32% of one-stop connections
    • Denver Intl (DEN) - 15% of one-stop connections
    • Dallas Love Field (DAL) - 2% of one-stop connections

    Dallas/Fort Worth (DFW) handles the largest share of one-stop connections on this route.

  • Can I save money by using flexible dates for flights from New York LaGuardia Airport to Ontario?

    On the New York LaGuardia Airport to Ontario route, being flexible with your departure day can save you up to 37%. Saturday is the cheapest day at $332 round-trip on average, while Sunday is the most expensive at $519: a $187 difference. Cheaper weekend fares like these are typical of routes dominated by weekday business travel.

  • What popular places can I visit in Ontario?

    Some of the most popular sights in Ontario are Ontario Convention Center, Ontario Mills and Cucamonga-Guasti Regional Park. These are among the most viewed places in Ontario on KAYAK.

  • How long is a flight from New York LaGuardia Airport to Ontario?

    A nonstop flight from New York LaGuardia Airport to Ontario takes 0h 00m, covering 2,417 miles.

  • Do I need a passport to fly from New York LaGuardia Airport to Ontario?

    No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID, or another TSA-accepted form of identification.

  • How are flight prices from New York LaGuardia Airport to Ontario looking right now?

    One-way fares from New York LaGuardia Airport to Ontario are currently lower than usual. Average one-way flight prices are about $154, which is 27% below the typical average for this route.

  • How much time can I save by choosing a different layover airport from New York LaGuardia Airport to Ontario?

    Flying via Detroit Metropolitan Wayne County (DTW) gives the shortest average 1-stop total travel time at 7h 40m, compared with 7h 56m via Denver Intl (DEN) and 8h 10m via Phoenix Sky Harbor Intl (PHX).

  • What is the time difference between New York LaGuardia Airport and Ontario?

    Ontario is 3 hours behind New York LaGuardia Airport (Pacific Time vs Eastern Time). Plan for the time shift when scheduling connections or first-day activities.

  • What car rental options are available at Ontario Airport (ONT)?

    Ontario Airport (ONT) hosts 5 major car rental companies, with daily rates starting from around $18 for economy cars. Top options include:
    · Fox
    · Thrifty
    · Europcar
    · Dollar
    · Alamo

  • How much should I expect to pay for a New York LaGuardia Airport to Ontario flight?

    Round-trip flights from New York LaGuardia Airport to Ontario range from $286 to $474, with an average of $354 over the past 12 months. Anything below $286 counts as a good deal.

Your guide to booking New York LaGuardia Airport to Ontario flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates can be flexible, aim for a Saturday departure instead of Sunday. On this route, Saturday flights average $332 - about $187 less than Sunday (36% savings) based on the last 12 months.
  • If you can choose when to travel, plan your New York LaGuardia Airport to Ontario trip for October. Fares historically average $272 round-trip in that month - typically $212 less than the most expensive month, which is December (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Ontario Airport.
    - Azure Hotel & Suites, Trademark Collection by Wyndham
    - La Quinta Inn & Suites by Wyndham Ontario Airport
    - Holiday Inn Ontario Airport By IHG

Everything you need to know for your flight from LaGuardia to Ontario

Information on your arrival and departure airports

New York LaGuardia Airport (LGA)
Ontario (ONT)