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Airline Reference

United Airlines (UA)

US legacy carrier based in United States, and is a member of Star Alliance.

IATA CodeUA
ICAO CodeUAL
CallsignUNITED
CountryUnited States
CategoryUS legacy carrier
Airline AllianceStar Alliance

How UA Appears in a GDS PNR

When you see a segment line like this in a PNR, the airline code identifies United Airlines:

2  UA 587 Y 15JUL 2*JFKLHR HK1  800A  2000P

The two-letter code UA at the start of the segment line is United Airlines's IATA code — every flight segment operated by United Airlines in a GDS PNR (Amadeus, Sabre, Galileo, or Worldspan) begins with this code, followed by the flight number.

About United Airlines

United Airlines is a us legacy carrier, based in United States, and is a member of Star Alliance. Its ICAO code, UAL, is used for air traffic control and flight planning, while its radio callsign is “UNITED”.

Booking Classes

Like most airlines, United Airlines's fare classes follow the standard GDS booking-class letter system. See our complete booking class guide for what each letter (F, J, Y, and so on) typically means.

Frequently Asked Questions

What is United Airlines's IATA code?

United Airlines's IATA code is UA. This two-letter code appears at the start of every flight segment operated by United Airlines in a GDS PNR.

What is United Airlines's ICAO code?

United Airlines's ICAO code is UAL. The ICAO code is a separate, usually three-letter identifier used mainly in air traffic control and flight planning, distinct from the IATA code travel agents see in a PNR.

How do I convert a United Airlines PNR to an itinerary?

Paste the raw PNR text into PNRGenius and it will automatically detect United Airlines's segments (marked with the UA code) and build a clean, client-ready itinerary in seconds.

What alliance is United Airlines part of?

United Airlines is a member of Star Alliance.

Convert a United Airlines PNR to a Clean Itinerary

Paste any PNR with a UA segment and get a client-ready itinerary in seconds — free, no signup.

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