On this page (4 sections)
How to connect
Open your Wi-Fi settings and pick the airport's network. The airport's own instruction, on its services page as of September 10, 2026, is to "select Free JFK WiFi from the list of networks", and to call +1 (800) 880-4117 for support, which it says is available 24 hours a day, seven days a week. That number is Boingo, the company that runs the network.
There is no charge, no account and no code. If a landing page appears, accept the terms and you are on. The one thing worth knowing before you go looking is that JFK's terminals are run by different companies, so the name in your network list can vary by building. If you do not see the airport's wording exactly, take whichever open network carries the terminal's or the airport's name, and use the support line if nothing works.
Two terminals confirm the service in their own copy. Terminal 5's page names "free wi-fi and abundant charging stations"; Terminal 7's lists "Free Wi-Fi, charging stations, family restrooms, nursing suites, and pet relief areas". Terminals 1, 4 and 8 do not mention it on their own pages, which is silence rather than absence: the service runs airport-wide.
What to expect from it
No published time limit. Neither the Port Authority nor any terminal publishes a session cap. Guides elsewhere assert both unlimited access and a four-hour session, and neither figure appears on an official source. If a session drops, reconnecting costs nothing.
Speed is the part nobody publishes. Airport Wi-Fi at any large airport degrades under load, and JFK moved more than 62 million passengers in 2025. Assume it is good enough for messaging, email, boarding passes and a map, and treat a video call or a large upload as a gamble at a departure peak. If your plan for a three-hour wait involves real work, plan on a fallback rather than discovering the problem at hour two.
It is an open network, with the usual consequence. There is no encryption between your device and the access point, so anything you do over plain HTTP is visible on the network. In practice almost everything is HTTPS now, which is encrypted end to end and unaffected, so ordinary browsing, email and banking apps are fine. The sensible line is the coffee-shop one: do what you would do there, and use a VPN if you carry one.
Power, and where to sit
Wi-Fi is the easy half. A seat with an outlet is the hard half, and it varies more by terminal than the network does.
The airport maps charging stations as an airport-wide amenity alongside restrooms and water refill stations, and Terminal 5 and Terminal 7 both name them in their own copy. Terminal 5's rebuild has been explicit about adding them, and its post-security rooftop deck, open 6:00 AM to 10:00 PM across from Gate 528, has places to plug in outdoors, which is the only outdoor seating past security at JFK.
If your phone is nearly dead and you do not want to hunt, Terminal 1 has four FuelRod kiosks, which rent and swap portable battery packs. Several of the 19 SIM-card and electronics counters across the airport sell cables and chargers too, and the shops guide says where they are.
The reliable answer, if you have access to one, is a lounge: a seat, an outlet and a table, which is most of what a working traveler actually wants. The JFK lounges guide covers which lounge your ticket, status or card opens in your terminal, and what a day pass costs when none of them does.
When to use something else
Two cases where the airport network is the wrong tool.
You have just landed from abroad and need a local number. Free Wi-Fi covers you inside the terminal and stops at the door, which is exactly when you need a rideshare app or a map. JFK's answer is unusually good: the airport's directory carries 19 SIM-card kiosks, seven at Terminal 4, six at Terminal 1, four at Terminal 8 and two at Terminal 7, which is more outlets than any brand at the airport except Hudson. Sorting a number before you leave arrivals is worth the ten minutes. An eSIM bought before you fly does the same job without the counter.
You are staying overnight. Wi-Fi holds up through the night because the airport is open and staffed around the clock, but a phone battery does not, and most of the retail that sells chargers closes with the terminal. The guide to sleeping at JFK covers what the terminals actually allow after the last flight and what you can pay for, including the two places at the airport that sell a private room by the hour.
One habit worth keeping either way: check the flight information screens in your terminal as well as your phone, because a gate change reaches the boards whether or not your app has caught up.