How Early Should I Arrive at Heathrow Terminal 3?
Heathrow recommends arriving 3 hours before a long-haul flight and 2 hours before a short-haul flight from Terminal 3, with security wait times typically longest between 6-9am and 4-7pm.
Get Your Free Quote
You're only 60 seconds from reserving your space
What Are Current Security Wait Times?
Security wait times fluctuate through the day - check Heathrow's live security wait time tool close to your travel date, as this page states general guidance rather than real-time data.
When Is the Busiest Time to Arrive?
Early morning (6-9am) and early evening (4-7pm) are consistently the busiest periods at Terminal 3 security, driven by the concentration of long-haul departures at those times.
Is There a Fast-Track Option?
Heathrow offers a paid Fast Track security lane at Terminal 3, bookable separately from parking - combine it with Meet & Greet parking for the fastest possible route from car to gate.
Frequently Asked Questions
- How early should I arrive for a long-haul flight?
- Heathrow recommends 3 hours for long-haul flights - always confirm against current Heathrow guidance closer to your travel date.