United Flight B61556 Deals & Information (2025/2026)

Wander Wisely with exceptional service, 24/7 supportOpens in a new window

Feel at ease with free flight cancellations within 24 hours of booking

Change your flight without a fee on select flights

United Flight 1556 Route Deals From $113

The cheapest prices found with in the last 7 days for return flights were $226 and $113 for one-way flights to Luis Munoz Marin Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Fri, Oct 24 - Tue, Oct 28
EWR
Newark Liberty Intl. Airport
SJU
Luis Munoz Marin Intl.
$226 Roundtrip, found 2 hours ago
$226
Roundtrip
found 2 hours ago
Select United flight, departing Fri, Oct 24 from Newark Liberty Intl. Airport to Luis Munoz Marin Intl., returning Tue, Oct 28, priced at $226 found 2 hours ago

Frequently asked questions

What route does flight number UA1556 take?
UA1556 operates from Newark, NJ Airport (EWR-Liberty Intl.) to Isla Verde Intl. Airport directly. This service usually takes 3 hours and 54 minutes.
What terminal does UA1556 fly out of?
Passengers with a booking on flight number UA1556 from EWR to San Juan Airport (SJU-Luis Munoz Marin Intl.) generally fly out of Terminal C.
What kind of plane is on flight number UA1556?
Get ready to step aboard a Boeing 737-900 if you're taking off on flight UA1556. Nearly all flights from EWR to SJU are operated using this type of aircraft.
If I am not able to travel due to COVID-19, can I change my flight to a later date?
For more info about changing your UA1556 flight with Travelocity, please visit our Customer Service Portal.