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How to book a mistake fare from Singapore

Book it on the airline's site while the price is still there, then wait for the ticket number before you pay for anything else. A mistake fare can disappear within hours, and the airline can still cancel it after you book.

Have the names ready

Mistake fares are corrected quickly. Before you start, have the passenger names and passport details to hand, then search the route on the airline's own website.

Steps that keep the rest of the trip reversible

Mistake fare, error fare, glitch fare

People use these names for the same situation: a ticket priced far below what the airline meant to sell, often after a pricing or currency error. Read what an error fare is, and the short definition of a glitch fare.

A sale the airline meant is a different cheap fare

A sale, a new route or a quiet week can be cheap and fully intended. Those fares stay on sale longer. Halfare emails a fare from Changi when it is 50% or more below the usual price for that route, checked the same day. Join the free early list. A 7-day free trial and S$79 a year follow. The email shows the fare, the dates and a link to book.

Frequently asked questions

How fast do I need to book a mistake fare?

Often within hours. Have passenger names ready before you start, and book on the airline site while the price is still published.

Should I book hotels at the same time?

Wait until you have an e-ticket number and you are satisfied the booking is still in place. Keep hotels and other spending reversible until then.

Can I book a mistake fare through an agency?

You can. A booking made on the airline's own site is the simpler ticket if the airline later cancels the fare or you need a refund.

Does Halfare send mistake fares?

Halfare sends fares that are 50% or more below the usual price for the route out of Singapore, checked the same day. We do not promise any fare is a mistake.

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When a fare out of Changi drops 50% or more below its usual price, we email you the dates and a link to book.

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Next: What are error fares, and can you book them from Singapore? · What is a glitch fare

General travel advice, last reviewed 28 Oct 2026. See also our error fares page.