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Cheap United Airlines flights

SIN
4 May — 11 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 29 April 2025. In the last 7 days, Cheapflights users made a total of 200,618 searches.

Cheapest Route

S$ 75

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 29 April 2025.

Wed 15-1011:15CMH - SIN
2 stops31h 00mUnited Airlines
Mon 23-222:20SIN - CMH
2 stops24h 15mUnited Airlines
Deal found S$ 1,437

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 29 April 2025 and provide insights based on users' experiences. In the last 7 days, Cheapflights users made a total of 200,618 searches.
United Airlines
7.4
Good
8,696 reviews
Check prices
Overview

Crew

8.1

Food

6.6

Entertainment

7.1

Boarding

7.7

Comfort

7.3
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?

    San Francisco, Newark, and Chicago O'Hare Intl are the top three United Airlines airports based on our airline data. This may change if United Airlines makes updates to their flight routes due to supply and demand.

  • What is United Airlines’s cheapest domestic flight?

    A flight from Ontario to San Francisco, which has 0 stops, is S$ 75 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 S$ 38.

  • What is United Airlines’s cheapest international flight?

    Flying with United Airlines from Los Angeles to Vancouver Intl is the cheapest flight we could find at S$ 230 per ticket. This is an international round-trip flight with 1 stop. The least expensive one-way international United Airlines flight is: -San Francisco to Vancouver Intl, -0 stops, -S$ 84 per ticket

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