# Airfare Brain (airfarebrain.com)

Calculates the all-in cost of budget flights by adding each airline's bag, seat and priority fees to the fare.

- Atlas card: https://inite.ai/en/atlas/airfarebrain.com
- Site: https://airfarebrain.com
- For: Travellers comparing low-cost flight fares with bags, seats and fees added
- Categories: finance
- Use not measured/100 · alive 100/100

## Used for

- compare total cost of flights across nearby airports
- add bags and seats to a fare already found
- check published airline bag and seat fees

## Price

- no price printed, no free plan (read 2026-10-28 on https://airfarebrain.com/report/)

## For developers

- MCP server: com.airfarebrain/airfare-brain (namespace; open on 2026-10-28, 5 tools)
- Read 2026-10-28

## MCP server, measured daily

Server: https://airfarebrain.com/mcp, checked every day since 2026-10-28 (5 checks).

- Answered: measuring, 5 daily checks so far
- Median first answer: 149 ms
- Sign-in: none
- Context its tool definitions take: about 1484 tokens (5 tools)
- Tool definitions: A, 100/100
- Method: https://inite.ai/en/atlas/mcp/report

## Your data

- Certifications stated: none
- Read 2026-10-28

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Source: INITE Atlas, https://inite.ai/en/atlas/airfarebrain.com. JSON: https://inite.ai/api/atlas/airfarebrain.com. MCP: https://inite.ai/api/mcp (atlas_lookup).