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New York to San Juan flights in November 2026 from $163 EWR, JFK, LGA → SJU

Newark Liberty International Airport (EWR), John F. Kennedy International Airport (JFK), LaGuardia Airport (LGA) → Luis Munoz Marin International Airport (SJU)

For departures in November 2026, the cheapest return found recently is $362 with Frontier Airlines, 18 Nov – 26 Nov, found 3 days ago. The cheapest one-way found recently is $163 with Frontier Airlines, 17 Nov, found 7 days ago.

Return

In November 2026, the cheapest return fare on each of 7 departure dates is usually $349 to $380. Across all 39 departure dates we hold on this route, it is usually $282 to $449. Of the 4 months with enough return fares to compare, 2 are usually cheaper than November 2026.

Cheapest return found recently

$362

18 Nov – 26 Nov · Frontier Airlines

Newark Liberty International Airport (EWR) → Luis Munoz Marin International Airport (SJU)

out 1 stop, back 1 stop

found 3 days ago

See prices for these datesCheck today's price

Cheapest we hold, of any age

$252

17 Nov – 17 Dec · Frontier Airlines

Newark Liberty International Airport (EWR) → Luis Munoz Marin International Airport (SJU)

out 1 stop, back nonstop

found 7 days ago

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The cheapest dates in November 2026

DatesFromAirlineStopsFound
17 Nov – 17 Dec$252Frontier Airlinesout 1 stop, back nonstopfound 7 days agoSee prices for these dates
30 Nov – 9 Dec$345United Airlinesout nonstop, back 1 stopfound 6 days agoSee prices for these dates
13 Nov – 19 Nov$353Frontier Airlinesout 1 stop, back 1 stopfound 8 days agoSee prices for these dates
16 Nov – 26 Nov$359jetBlueout 1 stop, back 1 stopfound 4 days agoSee prices for these dates
18 Nov – 26 Nov$362Frontier Airlinesout 1 stop, back 1 stopfound 3 days agoSee prices for these dates

Every date we hold

7 departure dates

13 Nov – 19 Nov: $353, found 8 days ago16 Nov – 26 Nov: $359, found 4 days ago17 Nov – 17 Dec: $252, found 7 days ago18 Nov – 26 Nov: $362, found 3 days ago19 Nov – 25 Nov: $398, found 4 days ago20 Nov – 25 Nov: $524, found 7 days ago30 Nov – 9 Dec: $345, found 6 days agoNov
See the chart as a table
The cheapest price seen for each departure date — per traveler in Economy.
DatesFromAirlineAirportsStopsFound
13 Nov – 19 Nov$353Frontier AirlinesNewark Liberty International Airport (EWR) → Luis Munoz Marin International Airport (SJU)out 1 stop, back 1 stopfound 8 days agoSee prices for these dates
16 Nov – 26 Nov$359jetBlueJohn F. Kennedy International Airport (JFK) → Luis Munoz Marin International Airport (SJU)out 1 stop, back 1 stopfound 4 days agoSee prices for these dates
17 Nov – 17 Dec$252Frontier AirlinesNewark Liberty International Airport (EWR) → Luis Munoz Marin International Airport (SJU)out 1 stop, back nonstopfound 7 days agoSee prices for these dates
18 Nov – 26 Nov$362Frontier AirlinesNewark Liberty International Airport (EWR) → Luis Munoz Marin International Airport (SJU)out 1 stop, back 1 stopfound 3 days agoSee prices for these dates
19 Nov – 25 Nov$398Frontier AirlinesNewark Liberty International Airport (EWR) → Luis Munoz Marin International Airport (SJU)out 1 stop, back 1 stopfound 4 days agoSee prices for these dates
20 Nov – 25 Nov$524jetBlueJohn F. Kennedy International Airport (JFK) → Luis Munoz Marin International Airport (SJU)out nonstop, back 1 stopfound 7 days agoSee prices for these dates
30 Nov – 9 Dec$345United AirlinesNewark Liberty International Airport (EWR) → Luis Munoz Marin International Airport (SJU)out nonstop, back 1 stopfound 6 days agoSee prices for these dates

Which month looks cheapest?

December 2026 is the cheapest month — from $195.

November 2026From $2527 departure dates17 Nov – 17 Dec · found 7 days agoSee prices for these dates
December 2026From $195Cheapest seen17 departure dates8 Dec – 15 Dec · found 5 days agoSee prices for these datesEvery date in December 2026
January 2027From $2057 departure dates13 Jan 2027 – 21 Jan 2027 · found 6 days agoSee prices for these datesEvery date in January 2027
February 2027From $3475 departure dates8 Feb 2027 – 13 Feb 2027 · found 4 days agoSee prices for these dates
March 2027From $4421 departure date11 Mar 2027 – 14 Mar 2027 · found 2 days agoSee prices for these dates
June 2027From $4441 departure date11 Jun 2027 – 19 Jun 2027 · found 5 days agoSee prices for these dates
August 2027From $4581 departure date27 Aug 2027 – 5 Sept 2027 · found 2 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

$163

17 Nov · Frontier Airlines

Newark Liberty International Airport (EWR) → Luis Munoz Marin International Airport (SJU)

1 stop

found 7 days ago

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

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The cheapest dates in November 2026

DatesFromAirlineStopsFound
17 Nov$163Frontier 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
17 Nov$163Frontier AirlinesNewark Liberty International Airport (EWR) → Luis Munoz Marin International Airport (SJU)1 stopfound 7 days agoOpen this trip

Which month looks cheapest?

January 2027 is the cheapest month — from $100.

November 2026From $1631 departure date17 Nov · found 7 days agoOpen this trip
December 2026From $1141 departure date29 Dec · found 7 days agoOpen this tripEvery date in December 2026
January 2027From $100Cheapest seen2 departure dates5 Jan 2027 · found 3 days agoOpen this tripEvery date in January 2027
March 2027From $2361 departure date13 Mar 2027 · found 3 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