What do the letters mean on a flight number?

Every airline uses a specific system to ascribe letters and numbers to every flight. The letter component of the flight number is fairly straightforward: They represent the carrier. For example, Delta uses DL, American Airlines is AA, and United is UA.



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Airline Class of Service Codes A - First Class Discounted. B - Economy/Coach – Usually an upgradable fare to Business. C - Business Class. D - Business Class Discounted. E - Shuttle Service (no reservation allowed) or Economy/Coach Discounted.

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Four-digit numbers in the range 3000 to 5999 typically represent regional affiliate flights, while numbers larger than 6000 are generally codeshare numbers for flights operated by different airlines or even railways. Takedown request View complete answer on en.wikipedia.org.

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Check with your flight itinerary on the airline's website. If the type of aircraft isn't listed on your boarding pass, near the flight number, look for a link to trip “details” and you'll usually find the aircraft type there. Visit a flight tracker website.

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Airlines can schedule multiple flights with the same flight number on the same day (sometimes on the same route and sometimes on different flight segments). This varies by carrier.

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Booking reference It is also known as a Record/Booking Locator (or RecLoc), PNR Code, confirmation number or reference number. It can be found on your tickets, booking confirmation or travel documentation. Our booking reference is a six digit alphanumeric combination.

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Checking in 24 hours before your flight will usually land you somewhere in the B boarding group — which is generally adequate to find either a window or aisle seat or 2 seats together if you are flying with a companion.

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