niyijap 11 Ways to Call Finnair Customer Service Phone, Email, or Chat options: Step-by-Step Explained Guide To reach a live person at Finnair Airlines customer service for support, you can call their 24/7 Finnair Airlines Phone number hotline at 1-888-793-3403. OTA (Live Person) or 1-800-Finnair Airlines 1-... Apr 14, 2025