United Flight AA1156 Deals & Information (2025/2026)

UA1156 is used on multiple routes, but the most common is between IAD and Newark Airport. If your flight goes direct, you’ll disembark the plane in roughly 1 hour and 19 minutes. Multi-stop flights can also use this number, as can flights on other routes.

Meeting a special someone at the airport? If you’re taking to the skies with United Airlines flight number UA1156 from IAD to Liberty Intl. Airport (EWR), this service runs according to schedule 87% of the time. On the rare instance it is delayed, the average time you’ll wait is 35 minutes. One of the many reasons that this journey has a 2.75-star rating.

If you’ve booked a ticket on flight UA1156 from Washington Dulles Intl. Airport (IAD) to Newark, NJ Airport (EWR-Liberty Intl.), there’s a good chance you’ll be jetting off on a Boeing 737-900. This flight number serves many routes, but this is the most common one.

For more info about changing your UA1156 flight with Travelocity, please visit our Customer Service Portal.