United Airlines is a major airline in the United States, with its headquarters in Chicago. It utilizes Terminal 3 at the Phoenix Sky Harbor International Airport. This airline has a broad network, extending domestic and international route networks across the United States and six continents, with more destinations than any other airline. At PHX Airport, it has a strong presence, and travelers also prefer this terminal due to its technological advancements, such as self-service kiosks, PHX Sky Train access, and more. United Sky Harbor Terminal 3 allows passengers to enter with their online, checked, and printed boarding pass.
What terminal is United at Sky Harbor Airport for arrival and departure?
United Airlines operates through PHX Terminal 3 for both arrivals and departures. Passengers can check in online 24 hours before their United Airlines flight and get their boarding pass printed electronically. If not online, then they should arrive at the airport at least 1 hour before their scheduled international departure and 45 minutes early for a domestic flight to complete the check-in process either through self-check-in kiosks or dedicated United counters at Terminal 3.
Arrivals from United Airlines also take place at PHX Terminal 3. Passengers should move towards the customs and immigration counters if they are traveling internationally through a non-pre-cleared flight. Those who have already cleared the customs and immigration process before boarding can directly move towards the baggage claim area, following the clear signage at United Airlines Sky Harbor Terminal.
Airport | Phoenix Sky Harbor International Airport |
Airlines Office Website | United Airlines |
Airport Address | 3400 Sky Hbr Blvd, Phoenix, AZ 85034, United States |
Code of Airport | PHX |
Arrivals Terminal | Terminal 3 |
Departures Terminal | Terminal 3 |
Status | Active |
IATA Code | UA |
ICAO Code | HAL |
Contact Number | +1 602-273-3300 |
https://www.linkedin.com/company/united-airlines | |
YouTube | https://www.youtube.com/united |
https://www.facebook.com/United | |
https://www.instagram.com/united/ | |
https://x.com/united |
Map of United Airlines Terminal PHX
What is the Boarding Procedure at United Airlines Sky Harbor Terminal?
The boarding procedure is divided into three parts, i.e., check-in, security, and departure. All passengers have to go through this procedure in order to board their flight. However, some services are available to reduce waiting time in queues and at counters.

Check-in
Check-in for a United Airlines flight can be done online as well as at the airport.
- Online: Passengers can check in for their flights 24 hours before their scheduled departure. They will receive the boarding pass on their phones, which is printable. It helps in skipping long queues at the airport counters.
- At the Airport: The standard facility is available at PHX Airport at Terminal 3 through United Airlines check-in counters.
Within this terminal, self-service booths are present through which travelers can easily check in and get their boarding pass printed without any chaos.
Security
After getting the boarding pass, all the passengers must proceed towards the security checkpoints. To quickly get done with the security, travelers can enroll in TSA PreCheck. TSA passengers have separate lanes, and their security wait time is much less than compared of standard security lanes.
For TSA security, passengers have to remove their shoes, belts, and electronic devices as per security rules. They should be sure to have their boarding pass and valid identification ready.
Departure
After passing, passengers can move to their assigned departure gates, where the boarding will happen. The boarding gate number is mentioned on the boarding pass, and all the gates are located nearby. One can easily reach them by following the signs.
Passengers must be at the gate 30 minutes before their international United flight and 15 minutes before a domestic flight before the boarding starts.
NOTE: All travelers must be on the plane 15 minutes before the scheduled departure.
List of Amenities provided at the United Sky Harbor Terminal
United Airlines at PHX Terminal 3 offers an array of services, from essential to premium, all are present within the terminal.
- Airline Club: United Airlines lounge, i.e., United Club, is present at Terminal 3, where eligible passengers can rest, shower, eat, sleep, work, and more.
- Complimentary Internet Connection: Free wifi connection is available throughout the PHX Terminal 3 for every passenger.
- Charging Stations: Too many charging stations are established for travelers’ convenience.
- Dining and Shopping: At this terminal, there is a wide range of food and duty-free shops. Fliers can spend their leisure time eating or buying stuff.
- ATMs and Currency exchange counters: There are multiple ATMs and currency exchange stations within Terminal 3 to cater to the last-minute cash needs of passengers.
- Parking Facilities: Those who are arriving at the airport by driving a car can purchase parking for both short-term and long-term at a very reasonable price.
- Airy Seating Areas: The seating and waiting areas at PHX Terminal 3 are wide, spacious, and breathable.
- Special Assistance: Passengers with special requirements can seek guidance and support from the airport as well as the United Airlines staff, like wheelchairs, children traveling without a guardian, and others.
- Extended services: Other services like family restrooms, gallery museums, nursing rooms, information desks, and animal relief areas are also there.
List of United Airlines Terminals
Ground Transportation Options at PHX Airport
Traveling to and from Phoenix Sky Harbor International Airport is easy with its affordable and accessible ground transportation options.
- Rental Cars: Travelers can find more than 10 rental car companies in the Rental Car Center of PHX Airport.
- PHX Sky Train: Through this, passengers can easily transit between terminals, East Economy Parking, 24th Street Economy Parking, the Rental Car Center, and the Valley Metro Rail at 44th and Washington streets.
- Rideshare: Rideshare service is available 24 hours at Terminal 3 and 4, 24th and 44th Street PHX Sky train station.
- Taxis and Shuttles: A convenient option available at PHX Terminal 3 and 4. Avoid parking and use these services.
- Biking: For eco-conscious travelers, biking has been placed in the racks for use.
- Public Transportation: Travelers can easily access the Valley Metro Rail and bus near the airport terminals.
Expert tips to follow before traveling through United Sky Harbor Terminal
Travelers can use these tips to make their trip more efficient and organized while traveling with Sky Harbor United Airlines Terminal 3.
- Check-in online: United Airlines allows online check-in; passengers must use this facility and save time at the airport, skipping queues.
- TSA security screening: TSA service is available at this Terminal. Travelers can easily enroll and get through security within 5 minutes.
- Take time margin: Always plan arrival by taking an emergency time margin for traffic, security, or any other issue.
- Public Transportation: Passengers should avoid taking out cars if they have minimal baggage. Use of public transport can make them reach early without the worry of parking.

Terminal Note
United Airlines exclusively uses Terminal 3 at Phoenix Sky Harbor International Airport. With convenience at every step, passengers feel relaxed whether on a domestic flight or an international flight. Services are readily accessible to every traveler, and the boarding procedure has also been simplified by the use of technologies. Multiple ground transportation options are available for the flyer’s comfort. However, they should keep in mind the timings of arrival at the United Sky Harbor Terminal.
Frequently Asked Questions (FAQs)
United Airlines operates via Terminal 3 at the Phoenix Sky Harbor International Airport.
You must be at the airport at least 1 hour before for an international flight and 45 minutes before for a domestic flight.
Yes, the TSA checkpoint is available and situated within Terminal 3 for all United Passengers.
The boarding procedure is the same for every airline. It includes check-in, security check, and departure. However, United travelers can check in online to save time at the airport.
Yes, Free wifi connection is readily accessible throughout Terminal 3 for everyone.
There are various options for ground transportation, including buses, taxis, bikes, rideshares, and the PHX Sky Train.
Yes, parking is available for both short-term and long-term durations at a reasonable price.
No, you do not need to visit any customs counters; it is only applicable to International travelers.
No, the United lounge is only accessible to United Club members, Elite status people, passengers from premium tiers, and one-time pass holders.
Traveling in the PHX Sky Train is free of any cost, whether between terminals or to other stations.
United Airlines Other Airport Terminals