ALASKAAI Charge: Bag Fees, Duplicates, and Unauthorized Charges

An “ALASKAAI” or “ALASKA A” charge on a credit card statement is a purchase from Alaska Airlines. Most of the time it’s a flight booking, but the same descriptor also covers checked baggage fees, in-flight food, drinks and Wi-Fi, pet travel, and phone or airport booking fees. The line usually reads “ALASKA A” followed by a long transaction number, and many banking apps truncate it to “ALASKAAI” or “ALASKA AI.”¹

Why It Shows Up as ALASKAAI

Alaska Airlines transactions post under the merchant descriptor “ALASKA A” followed by a numeric string, for example “ALASKA A 0272128355689.” The number changes with every transaction; the “ALASKA A” prefix is the constant. When your bank’s app or statement cuts the descriptor short, the space disappears and the next character runs into the prefix, producing “ALASKAAI” or “ALASKA AI.”¹

What the Charge Is Usually For

A flight purchase is the most common explanation. Fares are dynamic, so the amount may not match a round number you remember quoting, and taxes and fees are folded in.¹ Several other Alaska Airlines transactions post as separate line items:

Checked baggage. For flights booked on or after April 10, 2026, Alaska charges $45 for the first bag, $55 for the second, and $200 for a third or additional bag on North American flights. Flights within Hawaii are $30 and $40 for the first and second bags.²
In-flight food and drinks. Beer runs $8.99, wine and spirits $9.99, and canned cocktails $12.99 in the Main Cabin, billed to the card on file in the app or tapped onboard.³
In-flight Wi-Fi. Satellite Wi-Fi is a flat $8 per flight.⁴
Pet travel. Between $100 and $200 per kennel, each way.⁵
Phone or airport booking fees. Tickets bought through Alaska reservations by phone or at the airport carry a per-ticket booking service fee that alaskaair.com bookings avoid.⁶

Before anything else, check whether someone else on your card, a partner, a teenager, a household member, booked a flight or bought something onboard. That accounts for a lot of “I don’t recognize this” charges.

When a Bag Fee Shouldn’t Have Been Charged

Some Alaska charges post that should have been waived. The Atmos Rewards Ascent Visa Signature includes a free checked bag and preferred boarding for the cardholder and up to six guests on the same reservation when the flight is bought with the card.⁷ The Atmos Rewards Summit Visa Infinite carries the same benefit, which Alaska values at up to $490 in waived fees on a round trip.⁸ Hawaiian Airlines World Elite Mastercard primary cardholders get two free checked bags on Alaska-operated flights.⁹

Mileage Plan elites also get free bags through oneworld status: MVP (Ruby) covers one free bag, with more for MVP Gold (Sapphire) and MVP Gold 75K (Emerald).¹⁰ Active-duty military members are entitled to up to five free checked bags weighing up to 70 pounds each.² If a bag fee posted anyway, that’s something to raise with Alaska directly.

When the Charge Is a Scam or Unauthorized

Alaska Airlines has warned that third-party sites impersonate the airline and charge inflated fees for things like flight changes. Those sites may capture your card details for unauthorized use, harvest Mileage Plan login credentials to reach saved payment methods, or send fake confirmation emails for transactions that never actually went through.¹¹ In mid-2025, hackers were reported to be getting into Mileage Plan accounts, canceling bookings, and draining miles, likely to resell them. Affected customers described long calls with customer service to recover accounts and balances.¹²

Alaska tells customers to book only through alaskaair.com or by calling 1-800-252-7522. Because Alaska does not charge change fees on Main fares, any third-party site demanding a change fee on an Alaska ticket is a red flag.¹³ If you suspect fraud, dispute the charge with your bank, watch your accounts, and report the incident to the Federal Trade Commission at reportfraud.ftc.gov.¹¹

Duplicate Charges

Alaska has, on occasion, double-billed customers because of processing errors. In June 2013 it acknowledged sending duplicate debit and credit charge files to card processors, double-charging about 24,000 customers on transactions from June 11 and 12. The airline refunded the duplicates by around June 18 and covered overdraft fees the error caused.¹⁴ If you see two identical Alaska charges for the same transaction, calling the airline first often resolves it faster than filing a dispute.

Steps to Take If You Don’t Recognize the Charge

Work through these in order:

Search your email for anything from alaskaair.com, including booking confirmations, bag receipts, and in-flight purchase receipts.
Log in to your Alaska Airlines account and check trip history and recent activity.
Ask anyone else with access to your card whether they booked travel or bought something onboard.
Call Alaska Airlines at 1-800-252-7522. Have the numeric string from the descriptor ready; they can look up the transaction from it.¹
If the airline can’t identify the charge or you believe it’s fraudulent, contact your card issuer to open a dispute.

1
Brex. Alaska Airlines Charge on Credit Card Statement
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Alaska Airlines Newsroom. Update on Bag Fees
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Alaska Airlines. Food and Drink
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Alaska Airlines Newsroom. Alaska Launches New $8 Flat Rate Satellite Wi-Fi
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Alaska Airlines. Pet Travel
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Alaska Airlines. Contract of Carriage
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Bank of America. Alaska Airlines Credit Card
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Alaska Airlines Newsroom. Alaska Airlines and Bank of America Present a New Premium Credit Card
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Alaska Airlines Newsroom. Alaska Airlines Elevates Loyalty Program
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Alaska Airlines Newsroom. Alaska Airlines and oneworld Announce Benefits for Elite Mileage Plan Members
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Alaska Airlines Newsroom. Spot Scams: Alaska Airlines Doesn’t Charge Change Fees
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FOX 13 Seattle. Hacked Alaska Airlines Accounts
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Alaska Airlines. Main Cabin
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KHQ. Alaska Airlines Double Charges 24,000 Customers