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Cheap United Airlines flights

SYD
17 Jan — 24 Jan1
1 adult
1 adult, Economy, 0 bags

United Airlines information

Discover detailed information about United Airlines flights, including average fare prices, reviews, and more. Flight info is based on data from user searches last updated on 18 December 2025. In the last 7 days, Cheapflights users made a total of 647,157 searches.

Cheapest Route

$138

Most Popular Route

PHX to LAX

Shortest Flight

0h 58m

Longest Flight

14h 58m
Flying from Los Angeles to Las Vegas Harry Reid Intl
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Flying from Phoenix Sky Harbor Intl to Los Angeles
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Flying from Cheyenne to Denver Intl
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Flying from Atlanta Hartsfield-Jackson to Calgary
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Cheapest United Airlines flights
Explore the most affordable United Airlines flight options available. Find the lowest fares based on data from user searches, with prices last updated on 18 December 2025.

Mon 9/210:56BOS - BNE
1 stop29h 34mUnited Airlines
Fri 13/211:40BNE - BOS
1 stop28h 09mUnited Airlines
Deal found $1,313
Sat 17/119:22BOS - BNE
2 stops45h 08mUnited Airlines
Sun 25/111:40BNE - BOS
2 stops25h 12mUnited Airlines
Deal found $1,319
Mon 2/214:20BOS - MEL
2 stops27h 10mUnited Airlines
Sun 15/211:30MEL - BOS
2 stops24h 07mUnited Airlines
Deal found $1,517

United Airlines Reviews

Read reviews and feedback from other travellers about their experiences with United Airlines sourced from user searches. These reviews were last updated on 18 December 2025 and provide insights based on users' experiences. In the last 7 days, Cheapflights users made a total of 647,157 searches.
United Airlines
7.4
Good
9,092 reviews
Check prices
Overview

Boarding

7.7

Comfort

7.3

Crew

8.1

Entertainment

7.1

Food

6.6
Pros +
  • Flight was quick and easy. (in 2447 reviews)
  • "Clean plane, organized crew." (in 2084 reviews)

Frequently asked questions about United Airlines

  • What are the most popular United Airlines airports?

    Based on flight volume data, San Francisco is the most popular airport that United Airlines uses. Chicago O'Hare Intl and Los Angeles are the next two most visited by United Airlines.

  • What is United Airlines’s cheapest domestic flight?

    Priced at $138 per ticket, a flight from Los Angeles to Las Vegas Harry Reid Intl is the cheapest domestic route United Airlines has available at the moment. This is a round-trip route and has 0 stops. The cheapest one-way United Airlines ticket is flying from Las Vegas Harry Reid Intl to Los Angeles. You can expect to pay around $70 per ticket. This flight has 0 stops.

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