How much does the Colombia entry cost?

There is no government fee. Check-Mig is free. Extensions past 90 days carry a Migración Colombia fee.

How long does the Colombia entry take?

Check-Mig confirmation is emailed immediately.

90 days, extendable to 180 days in a calendar year. The authorization itself is valid: Per flight.

Visa-free entry · South America

U.S. citizens visit Colombia visa-free for up to 90 days, but everyone must file the free Check-Mig form online within 72 hours of each flight.

Short answer

Who needs the Colombia entry?

All arriving and departing air travelers, including U.S. citizens.

No government fee. Check-Mig is free. Extensions past 90 days carry a Migración Colombia fee.
Typical processing: Check-Mig confirmation is emailed immediately.
Maximum stay: 90 days, extendable to 180 days in a calendar year.
Passport validity: Valid for the duration of your stay; six months recommended.
When to apply: Within 72 hours before each flight.

1
File Check-Mig before each flight
It is required in both directions and is free on migracioncolombia.gov.co.
2
Ask for the full 90 days
Officers sometimes stamp 30 or 60 days — request 90 at the counter if you need it.
3
Extend online if needed
A Permiso Temporal de Permanencia extension is filed through Migración Colombia before your stamp expires.