Plan to arrive at SAN 2 hours before a domestic flight or 3 hours for international. TSA lines average ~11 minutes and 78% of flights depart on time. Fastest through security: 4 AM (5 min).
How Early Should I Get to SAN?
San Diego International — San Diego
Recommended Arrival
2 hours
before a domestic flight
3 hours for international
~11m
TSA wait
30m
Check-in & bag drop
78%
On time
60m
Avg delay
Best & worst times through security
Fastest
4 AM (5 min)
Busiest
8 AM (16-22 minutes)
Wait times are similar throughout the week.
Terminal info at SAN
Terminals: Terminal 1 (Gates 1-10), Terminal 2 (Gates 20-50)
Getting around: Walking between terminals via a post-security connector
Transit time: 5-10 minutes between terminals
Re-screening: No re-screening needed between terminals. Terminal 1 and Terminal 2 are connected airside. No re-screening needed.
Tips for arriving at SAN
- →Morning flights are best — less delay risk, shorter TSA lines, calmer weather.
- →Check in online — skip the counter and go straight to security with a mobile boarding pass.
- →TSA PreCheck saves time — typically 5-10 minutes vs. standard lanes. $78 for 5 years.
- →Holidays need more buffer — add 30-45 minutes around Thanksgiving, Christmas, and summer peaks.
Common questions
How early should I get to San Diego International (SAN) for a domestic flight?
We recommend arriving at SAN 2 hours before your domestic flight. TSA wait times at SAN average around 11 minutes, and the airport has an on-time departure rate of 78%. The fastest time through security is 4 AM (5 min). Add extra time if you're checking bags or traveling during peak hours.
How early should I get to SAN for an international flight?
For international flights from SAN, arrive 3 hours before departure. International check-in counters close 60 minutes before departure, and you may need extra time for passport control and security screening. Airlines recommend 3 hours for international departures.
What is the best time to go through security at SAN?
The fastest time through TSA at SAN is 4 AM (5 min). The busiest time is 8 AM (16-22 minutes). Wait times are similar throughout the week.
Does TSA PreCheck help at SAN?
Yes. TSA PreCheck lanes at SAN are significantly faster — typically 5-10 minutes vs. the standard line. PreCheck members keep shoes, belts, and light jackets on and leave laptops in bags. If you fly more than twice a year, PreCheck ($78 for 5 years) pays for itself quickly.
How long are TSA wait times at SAN?
TSA wait times at SAN are currently around about 8-14 minutes. Fastest: 4 AM (5 min). Busiest: 8 AM (16-22 minutes).