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Cheap United Airlines flights

YYZ
5 May — 12 May1
1 adult

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 30 April 2025. In the last 7 days, Cheapflights users made a total of 629,999 searches.

Cheapest Route

C$ 79

Most Popular Route

ONT to SFO

Shortest Flight

0h 56m

Longest Flight

12h 11m
Flying from Ontario to San Francisco
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Flying from Ontario to San Francisco
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Flying from Cheyenne to Denver Intl
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Flying from Chicago O'Hare Intl 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 30 April 2025.

Sun 21/96:00 a.m.BOS - YVR
1 stop11h 09mUnited Airlines
Sun 21/95:30 p.m.YVR - BOS
1 stop9h 29mUnited Airlines
Deal found C$ 299
Sat 27/98:44 p.m.BOS - YYC
1 stop16h 54mUnited Airlines
Sat 4/107:15 a.m.YYC - BOS
1 stop8h 43mUnited Airlines
Deal found C$ 335
Fri 8/86:20 p.m.BOS - YHZ
Nonstop1h 42mUnited Airlines
Sun 17/84:45 p.m.YHZ - BOS
Nonstop1h 52mUnited Airlines
Deal found C$ 399

United Airlines Reviews

Read reviews and feedback from other travelers about their experiences with United Airlines sourced from user searches. These reviews were last updated on 30 April 2025 and provide insights based on users' experiences. In the last 7 days, Cheapflights users made a total of 629,999 searches.
United Airlines
7.4
Good
8,696 reviews
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Overview

Food

6.6

Boarding

7.7

Comfort

7.3

Crew

8.1

Entertainment

7.1
Pros +
  • "Everything was cool, smooth flight." (in 2442 reviews)
  • The flight arrived early and that was great (in 143 reviews)
  • Flight was quick and easy. (in 2395 reviews)
Cons -
  • Customer service was very poor. (in 236 reviews)
  • I will Never fly on them Again! (in 554 reviews)
  • Entertainment wasn’t working well at all (in 1245 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. Newark and Chicago O'Hare Intl are the next two most visited by United Airlines.

  • What is United Airlines’s cheapest domestic flight?

    A flight from Ontario to San Francisco, which has 0 stops, is C$ 79 which is the least expensive round-trip domestic flight that United Airlines offers. For a one-way domestic United Airlines flight, the cheapest route is San Francisco to San Diego (0 stops) for C$ 40.

  • What is United Airlines’s cheapest international flight?

    Flying round-trip from Los Angeles to Vancouver Intl with 1 stop for C$ 244 is the cheapest United Airlines international flight available based on our data. For a one-way international United Airlines flight, the cheapest we could find was for C$ 89. This is a flight from San Francisco to Vancouver Intl with 0 stops.

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