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Fares & Booking

Error Fare

Discover the world of error fares—accidental extreme discounts on flights—and learn the rules about whether airlines have to honor them.

Definition

An error fare, or mistake fare, is a glitch in an airline's pricing system resulting in a ticket being sold for significantly less than its intended value, often due to human error or currency conversion bugs.

What Is an Error Fare?

An error fare, also called a mistake fare, is an airline ticket priced far below its intended value due to a technical or human error in the pricing or distribution system. Causes include currency conversion mistakes, fuel surcharge omissions, decimal point errors, or incorrect data entry by airline staff or third-party fare distributors.

Error fares can drop international business or first class tickets to a fraction of standard cost — sometimes under $500 for premium cabin seats normally priced at $5,000 or more. Airlines discovered these glitches long before online booking, but the speed of internet distribution and flight-deal forums has made error fares spread and sell out within hours or minutes once posted.

How Error Fares Happen

Most error fares originate from one of three sources: a manual fare-load mistake by airline revenue management staff, a software bug in a Global Distribution System (GDS) like Amadeus or Sabre, or a currency exchange miscalculation when converting a fare from one country's pricing to another. A common example involves a fare meant to be priced in one currency (e.g., Japanese yen) mistakenly loaded using a different currency's exchange rate, cutting the ticket price by 50% to 90%.

Airlines & Booking Risk

Error fares can appear on any airline's website, a third-party online travel agency, or through a GDS feed used by multiple booking platforms. They are not tied to any specific carrier and occur unpredictably across full-service and low-cost airlines alike. Under U.S. Department of Transportation guidance issued in 2015, airlines are not legally required to honor error fares if they can demonstrate the price was a clear mistake, though many airlines have historically chosen to honor them for goodwill.

Traveler Tip

Book an error fare quickly but avoid making non-refundable travel plans (hotels, other flights) until the airline formally confirms the ticket, since cancellations can happen days later. CEOFLIGHTS specialists can help find discounted fares — call (888) 851-6897.

Common Questions

Frequently Asked Questions

Everything you need to know about booking business class flights with CEOFLIGHTS

01What is an error fare?

An error fare, or mistake fare, is an airline ticket priced far below its intended value due to a technical or human error, such as a currency conversion bug or decimal point mistake. These glitches can drop international business or first class fares to under 500 USD on tickets normally priced at 5,000 USD or more.

02How do error fares happen?

Error fares typically come from a manual fare-load mistake by airline revenue management staff, a software bug in a GDS like Amadeus or Sabre, or a currency exchange miscalculation. A common cause is a fare meant for one currency, like Japanese yen, being loaded using a different exchange rate, cutting the price by 50% to 90%.

03Are airlines legally required to honor error fares?

No. Under U.S. Department of Transportation guidance issued in 2015, airlines can cancel error fares if they prove the price was a clear mistake. Many airlines still choose to honor them for customer goodwill, but there is no guarantee — cancellations can happen days after booking.

04Which airlines have error fares?

Error fares aren't tied to any specific airline — they can appear on any full-service or low-cost carrier's website, a third-party online travel agency, or through a shared GDS feed. They occur unpredictably across the industry rather than being a feature offered by particular airlines.

05Is booking an error fare worth the risk?

Yes, if you avoid locking in non-refundable hotels or connecting flights until the airline formally confirms the ticket. Since airlines can cancel a mistake fare even after it's booked, the upside (premium cabin seats at a fraction of the 5,000 USD+ normal price) comes with the risk of a later refund and no flight.

06What's the difference between an error fare and a consolidator fare?

An error fare is an unintentional pricing glitch that can be canceled once discovered, while a consolidator fare is a legitimate discounted rate that travel agencies negotiate in bulk directly with airlines. Consolidator fares are stable and bookable long-term; error fares typically sell out or get pulled within hours or minutes.

07How do I find and book an error fare?

Error fares are usually spotted through flight-deal forums, fare alert sites, or by monitoring airline booking pages directly, then booked immediately since they can vanish within minutes once publicized. CEOFLIGHTS specialists can help find discounted business class fares — call (888) 851-6897.

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Aviation terminology and airline products described as of September 2026 and may change. Verify current details with the airline before booking.
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