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Guides

Travel Policy Guides

Sourced explainers on the airline and federal policies that actually affect your trip: baggage fees, carry-on rules, and refund rights.

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Baggage & Fees

Basic Economy Carry-On Rules by Airline

What you're actually allowed to bring on board in basic economy, from United's outright ban to the carriers that never restrict it.

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Fare Classes & Booking

Airline Fare Classes Explained: How Basic Economy Broke the Old System

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Baggage & Fees

Southwest's Bag Fees in 2026

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Baggage & Fees

Why Frontier and Allegiant Bag Fees Change Every Search

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Refunds & Rights

The Federal Automatic Refund Rule

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Data & Sourcing

Which Airlines Does ScoreFlights Track?

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Boarding

Boarding Zones and Groups, Airline by Airline

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Data & Sourcing

How We Source Our Flight Data

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Fleet Analysis

Why Airlines Swap Planes (and What It Means for Your Score)

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