Check-in arrival time at airport:

Domestic:	60 minutes before scheduled departure
International:	90 minutes before scheduled departure

Minimum required check-in time with baggage:

Domestic:	30 minutes before scheduled departure
International:	60 minutes before scheduled departure

Singapore Airlines Check-in policy

You may check-in for your Singapore Airlines flight with the following options:

1. Online check-in (Web check-in)
2. Airport check-in
3. Mobile check-in
4. Kiosk check-in
5. Auto check-in 

The following travel paperwork must be organized before arriving at Singapore Airlines Airport:

1. A valid passport or government-issued identification
2. E-ticket number
3. The name and details of your Singapore Airlines flight

Online Check-in to Get a Boarding Pass

1. Go to the airline's official website.
2. Click on the “Check-In” option on the website.
3. Select the option from “Booking reference” or “E-ticket number”.
4. Enter the required information like “Booking reference” or “E-ticket number” and the last name present in your passport.
5. Click on the “Check-In” option.
6. Now, either download your boarding pass or you can print it. 

Airport Check-in to Get a Boarding Pass

Follow these steps to do your Singapore Airlines check-in at the airport:

1. First, find the Singapore Airlines counter at the airport.
2. Give your booking details to the person present at the counter.
3. The person at the counter will verify your booking, confirm the check-in request, and then they will issue your boarding pass.

Mobile check-in to get a Boarding Pass

Follow these steps to get your mobile check-in done:

1. The first step to completing mobile check-in for Singapore Airlines is to download the Singapore Airlines mobile app.
2. Once you've downloaded the Singapore Airlines mobile app, open the app and log in using your KrisFlyer membership number or booking reference number. If you're not a KrisFlyer member, you can also log in using your last name and booking reference number.
3. After logging in to the app, select the flight you want to check in for. You can also view your itinerary and any other upcoming flights you have booked.
4. Next, enter your travel details, including your passport information and any special requests, such as meal preferences or seat requests.
5. After entering your travel details, review your information and confirm that everything is correct. Then, select the check-in button to complete your mobile check-in.
6. Once you've completed mobile check-in, you'll be prompted to save your boarding pass to your mobile device.

Kiosk Check-in to Get a Boarding Pass

1. The first step to completing kiosk check-in for Singapore Airlines is to locate the airline's kiosk at the airport.
2. Once you've located the kiosk, select the "Check-in" option on the screen.
3. After entering your booking reference number or KrisFlyer membership number, the kiosk will prompt you to enter your travel details, such as your passport information and seat preference.
4. After entering your travel details, review the information to ensure that everything is correct. If everything is accurate, select the option to print your boarding pass.

Auto check-in to Get a Boarding Pass

Get a relaxed start to your trip by turning on auto check-in. they automatically check you in 48 hours before your flight departs, for all eligible passengers and flights in the booking. You’ll receive a check-in confirmation via email.

You can turn on auto check-in via Manage Booking once your booking has been confirmed, until 48 hours before your flight departs.

For more information please visit https://www.singaporeair.com/en_UK/us/travel-info/check-in/auto-checkin/