Alaska Airlines flight check-in
United States
Quick answer
Alaska Airlines online check-in opens 24 h before departure and closes 45 min before departure. Online check-in is free.
| Online check-in opens | 24 h before departure |
|---|---|
| Online check-in closes | 45 min before departure |
| Airport counters close | 40 min before departure |
| Boarding gate closes | 45 min before departure |
| Check-in fee | online check-in is free |
| Boarding pass | mobile boarding pass, print at home, at the airport |
| Mobile app check-in | available |
Times apply to most routes; long-haul, US and some airport-specific deadlines differ. Confirm on the official website before travelling.
How online check-in works
1
Open the airline website or app and enter your booking code and last name
Online check-in
Booking codeA1B2C3
Last nameSMITH
Continue
2
Pick a seat and confirm your travel details
Select your seat
Confirm
3
Download or print your boarding pass
Boarding pass
SMITH / JOHN14A
Online check-in opens 24 hours before departure and closes 45 minutes before domestic flights (90 minutes for international). Use the website or mobile app at no extra charge. Airport counters close 40 minutes before domestic and 60 minutes before international departures.
- Open www.alaskaair.com or the Alaska Airlines app
- Enter your booking confirmation number and last name
- Select passengers and confirm seat assignments
- Add baggage tags and boarding preferences if available
- Receive your boarding pass via email or app
Practical tip: Check in exactly when the 24-hour window opens for popular routes to secure preferred seating and avoid the final rush before gate closure.
Can I check in at the airport if I miss online check-in?
Yes. Airport check-in counters remain open until 40 minutes before domestic and 60 minutes before international flights. However, arriving early to complete check-in is recommended, especially for international travel.
What documents do I need for online check-in?
You need your booking confirmation number and last name. For international flights, ensure your passport is valid for the entire trip duration. Some international destinations may require visas or travel documents-verify entry requirements before departure.