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Ontario to New York flights in November 2026 from $207 ONT → EWR, JFK, LGA

Ontario International Airport (ONT) → Newark Liberty International Airport (EWR), John F. Kennedy International Airport (JFK), LaGuardia Airport (LGA)

For departures in November 2026, the cheapest return found recently is $489 with Southwest Airlines, 18 Nov – 25 Nov, found yesterday. The cheapest one-way found recently is $207 with Alaska Airlines, 13 Nov, found 7 days ago.

Return

In November 2026, the cheapest return fare on each of 7 departure dates is usually $395 to $488. Across all 47 departure dates we hold on this route, it is usually $367 to $528. Of the 5 months with enough return fares to compare, 2 are usually cheaper than November 2026.

Cheapest return found recently

$489

18 Nov – 25 Nov · Southwest Airlines

Ontario International Airport (ONT) → LaGuardia Airport (LGA)

out 1 stop, back nonstop

found yesterday

See prices for these datesCheck today's price

Cheapest we hold, of any age

$394

26 Nov – 6 Dec · United Airlines

Ontario International Airport (ONT) → LaGuardia Airport (LGA)

out nonstop, back nonstop

found 8 days ago

See prices for these datesCheck today's price

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The cheapest dates in November 2026

DatesFromAirlineStopsFound
26 Nov – 6 Dec$394United Airlinesout nonstop, back nonstopfound 8 days agoSee prices for these dates
24 Nov – 2 Dec$395United Airlinesout nonstop, back nonstopfound 3 days agoSee prices for these dates
25 Nov – 5 Dec$395United Airlinesout nonstop, back nonstopfound 3 days agoSee prices for these dates
23 Nov – 3 Dec$435American Airlinesout 1 stop, back nonstopfound 3 days agoSee prices for these dates
13 Nov – 20 Nov$486Alaska Airlinesout 1 stop, back nonstopfound 7 days agoSee prices for these dates

Every date we hold

7 departure dates

13 Nov – 20 Nov: $486, found 7 days ago17 Nov – 17 Nov: $632, found 7 days ago18 Nov – 25 Nov: $489, found yesterday23 Nov – 3 Dec: $435, found 3 days ago24 Nov – 2 Dec: $395, found 3 days ago25 Nov – 5 Dec: $395, found 3 days ago26 Nov – 6 Dec: $394, found 8 days agoNov
See the chart as a table
The cheapest price seen for each departure date — per traveler in Economy.
DatesFromAirlineAirportsStopsFound
13 Nov – 20 Nov$486Alaska AirlinesOntario International Airport (ONT) → John F. Kennedy International Airport (JFK)out 1 stop, back nonstopfound 7 days agoSee prices for these dates
17 Nov – 17 Nov$632United AirlinesOntario International Airport (ONT) → LaGuardia Airport (LGA)out nonstop, back nonstopfound 7 days agoSee prices for these dates
18 Nov – 25 Nov$489Southwest AirlinesOntario International Airport (ONT) → LaGuardia Airport (LGA)out 1 stop, back nonstopfound yesterdaySee prices for these dates
23 Nov – 3 Dec$435American AirlinesOntario International Airport (ONT) → John F. Kennedy International Airport (JFK)out 1 stop, back nonstopfound 3 days agoSee prices for these dates
24 Nov – 2 Dec$395United AirlinesOntario International Airport (ONT) → LaGuardia Airport (LGA)out nonstop, back nonstopfound 3 days agoSee prices for these dates
25 Nov – 5 Dec$395United AirlinesOntario International Airport (ONT) → LaGuardia Airport (LGA)out nonstop, back nonstopfound 3 days agoSee prices for these dates
26 Nov – 6 Dec$394United AirlinesOntario International Airport (ONT) → LaGuardia Airport (LGA)out nonstop, back nonstopfound 8 days agoSee prices for these dates

Which month looks cheapest?

December 2026 is the cheapest month — from $327.

November 2026From $3947 departure dates26 Nov – 6 Dec · found 8 days agoSee prices for these dates
December 2026From $327Cheapest seen20 departure dates6 Dec – 9 Dec · found 7 days agoSee prices for these datesEvery date in December 2026
January 2027From $32810 departure dates7 Jan 2027 – 11 Jan 2027 · found 7 days agoSee prices for these datesEvery date in January 2027
February 2027From $3553 departure dates1 Feb 2027 – 4 Feb 2027 · found 2 days agoSee prices for these dates
March 2027From $5144 departure dates20 Mar 2027 – 23 Mar 2027 · found 6 days agoSee prices for these dates
April 2027From $5171 departure date8 Apr 2027 – 10 Apr 2027 · found 5 days agoSee prices for these dates
June 2027From $5411 departure date6 Jun 2027 – 11 Jun 2027 · found 6 days agoSee prices for these dates
August 2027From $5321 departure date8 Aug 2027 – 15 Aug 2027 · found 7 days agoSee prices for these dates

One-way

We hold one-way fares on only 1 departure date in November 2026, too few to say what one usually costs.

Cheapest one-way found recently

$207

13 Nov · Alaska Airlines

Ontario International Airport (ONT) → John F. Kennedy International Airport (JFK)

1 stop

found 7 days ago

Open this tripCheck today's price

It is also the cheapest one-way we hold, of any age.

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The cheapest dates in November 2026

DatesFromAirlineStopsFound
13 Nov$207Alaska Airlines1 stopfound 7 days agoOpen this trip

Every date we hold

1 departure date

See every date as a table
The cheapest price seen for each departure date — per traveler in Economy.
DatesFromAirlineAirportsStopsFound
13 Nov$207Alaska AirlinesOntario International Airport (ONT) → John F. Kennedy International Airport (JFK)1 stopfound 7 days agoOpen this trip

Which month looks cheapest?

February 2027 is the cheapest month — from $117.

November 2026From $2071 departure date13 Nov · found 7 days agoOpen this trip
December 2026From $1732 departure dates21 Dec · found 4 days agoOpen this tripEvery date in December 2026
January 2027From $17212 departure dates16 Jan 2027 · found 3 days agoOpen this tripEvery date in January 2027
February 2027From $117Cheapest seen2 departure dates1 Feb 2027 · found 6 days agoOpen this trip
March 2027From $1975 departure dates10 Mar 2027 · found 4 days agoOpen this trip
May 2027From $2066 departure dates5 May 2027 · found 6 days agoOpen this trip
June 2027From $3041 departure date6 Jun 2027 · found 4 days agoOpen this trip
July 2027From $2323 departure dates20 Jul 2027 · found 2 days agoOpen this trip
August 2027From $2961 departure date1 Aug 2027 · found 6 days agoOpen this trip

Prices are what travelers' searches on Aviasales found in the last 7 days, in US dollars: the price the seller showed on Aviasales; bags may cost extra. Fares change, so check today's price before you book. How our prices work