Delta Airlines makes the check-in process seamless with multiple convenient options, ensuring a smooth start to your journey. Here’s a detailed guide on Delta’s check-in policies for domestic and international flights, along with tips to streamline your travel experience.

Check-In for Domestic Flights
For flights within the U.S., Delta offers four check-in methods: online, mobile app, airport kiosk, and counter service.
How Early Can You Check In?
- Online/Mobile Check-In: Opens 24 hours before departure. You can secure your boarding pass and select your seat if available.
- At the Airport: Arrive at least 2 hours before departure. Check-in closes 30 minutes prior for most U.S. cities (45 minutes for busier airports).
Check-In for International Flights
International travel requires additional steps, including document verification.
How Early Can You Check In?
- Online/Mobile Check-In: Available 24 hours before departure, allowing you to verify travel documents and confirm your flight.
- At the Airport: Arrive at least 3 hours before your flight. Check-in counters close 60 minutes before departure.
Online and Mobile Check-In
Skip the lines by using Delta’s website or app for a hassle-free check-in process.
Steps to Check In:
- Access your booking using a confirmation number or SkyMiles account.
- Review and update seat selection if needed.
- Prepay for checked baggage.
- Receive your boarding pass via email or save it on your mobile device.
Benefits:
- Avoid long queues.
- Secure seat selection early.
- Stay updated with real-time notifications.
Airport Kiosk and Counter Check-In
- Kiosk Check-In: Enter booking details at Delta kiosks to print boarding passes and luggage tags.
- Counter Check-In: For special requests like unaccompanied minors or traveling with pets, consult a Delta agent.
Special Circumstances
- Traveling with Pets: Notify Delta in advance and present the necessary documentation at the counter.
- Unaccompanied Minors: Register during booking and complete check-in at the airport.
FAQs: Your Top Check-In Questions Answered
Q: How far in advance can I check in for a Delta flight?
A: You can check in starting 24 hours before departure online, via the app, or at an airport kiosk. For help, call +1-844-987-7017.
Q: When should I arrive at the airport for an international flight?
A: Arrive at least 3 hours before departure. Check-in counters close 60 minutes before takeoff.
Q: Why can’t I check in online?
A: Common issues include incomplete documentation or missed cut-off times. For assistance, call +1-844-987-7017.
Follow these guidelines for a stress-free check-in experience and start your journey with ease!