United Airlines

United States • Star Alliance Alliance • Rewards: MileagePlus

AI Travel Summary & Overview

United Airlines Airline Overview & Policy Summary

United Airlines is a major US international carrier headquartered in Chicago, Illinois. Operating primary hubs at Chicago O’Hare, Newark Liberty, Denver, Houston, and San Francisco, United flies to over 300 destinations worldwide.

Key Travel Facts & Insights

Carry-On Allowance: Basic Economy includes 1 personal item only (no full-size carry-on). Main Economy includes 1 carry-on + 1 personal item.
Checked Baggage Allowance: Standard domestic checked bag is $35 ($30 if prepaid online prior to check-in). International baggage varies by route.
Seat Selection: Seat selection included on United Economy and above. Basic Economy charges a fee for advance seat assignment.
Cabin Classes Offered: Basic Economy, United Economy, Economy Plus, United Premium Plus, United Polaris Business Class

AirlineUnited Airlines

IATA CodeUA

AllianceStar Alliance

RewardsMileagePlus

Carry-On Baggage Policy

Basic Economy includes 1 personal item only (no full-size carry-on). Main Economy includes 1 carry-on + 1 personal item.

Checked Baggage Allowance

Standard domestic checked bag is $35 ($30 if prepaid online prior to check-in). International baggage varies by route.

Cabin Classes Offered

Basic EconomyUnited EconomyEconomy PlusUnited Premium PlusUnited Polaris Business Class

Popular United Airlines Routes

New York (EWR) → London (LHR)

Chicago (ORD) → San Francisco (SFO)

San Francisco (SFO) → Tokyo (NRT)

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Frequently Asked Questions about United Airlines

Can I bring a carry-on bag on a United Basic Economy ticket?

For domestic flights, United Basic Economy permits 1 personal item that fits under the seat. Full-size carry-on bags are not permitted.

What is United Polaris Business Class?

United Polaris is United’s flagship long-haul international business class featuring lie-flat seats, Saks Fifth Avenue bedding, and exclusive Polaris Lounges.