London Heathrow Airport
London · GB · LHR / EGLL · Official site
Terminals
| Terminal | Airlines | Open 24h | Source |
|---|---|---|---|
| Terminal 2 | Unknown | Unknown | Airport official Verified 2026-09-11 |
| Terminal 3 | Unknown | Unknown | Airport official Verified 2026-09-11 |
| Terminal 4 | Unknown | Unknown | Airport official Verified 2026-09-11 |
| Terminal 5 | Unknown | Unknown | Airport official Verified 2026-09-11 |
Transfers between terminals
| From | To | Mode | Time | Landside? | Notes | Source |
|---|---|---|---|---|---|---|
| T2 | T3 | walk | 10–10 min | Yes | Step-free underground walkway links T2/T3; official average 10 minutes. All transferring passengers must re-clear security · Landside transfer required · Security re-check required | Airport official Verified 2026-09-11 |
| T3 | T2 | walk | 10–10 min | Yes | Step-free underground walkway links T2/T3; official average 10 minutes · Landside transfer required · Security re-check required | Airport official Verified 2026-09-11 |
| T2 | T4 | train | 20–30 min | Yes | Elizabeth line 20 minutes / Piccadilly line (change at Hatton Cross) 30 minutes; terminal-to-terminal travel is free · Landside transfer required · Security re-check required | Airport official Verified 2026-09-11 |
| T2 | T5 | train | 20–20 min | Yes | Piccadilly line 20 minutes; Heathrow Express or Elizabeth line 20 minutes; travel is free · Landside transfer required · Security re-check required | Airport official Verified 2026-09-11 |
| T3 | T4 | train | 20–30 min | Yes | Elizabeth line 20 minutes / Piccadilly line (change at Hatton Cross) 30 minutes; travel is free · Landside transfer required · Security re-check required | Airport official Verified 2026-09-11 |
| T3 | T5 | train | 20–20 min | Yes | Piccadilly line 20 minutes; Heathrow Express or Elizabeth line 20 minutes; travel is free · Landside transfer required · Security re-check required | Airport official Verified 2026-09-11 |
| T4 | T2 | train | 20–20 min | Yes | Piccadilly line 20 minutes / Elizabeth line 20 minutes; travel is free · Landside transfer required · Security re-check required | Airport official Verified 2026-09-11 |
| T4 | T3 | train | 20–20 min | Yes | Piccadilly line 20 minutes / Elizabeth line 20 minutes; travel is free · Landside transfer required · Security re-check required | Airport official Verified 2026-09-11 |
| T4 | T5 | train | 30–30 min | Yes | Piccadilly line (change at Terminals 2&3) 30 minutes / Elizabeth line (change at Terminals 2&3) 30 minutes; free local H30 bus 25 minutes (every 20 minutes) · Landside transfer required · Security re-check required | Airport official Verified 2026-09-11 |
| T4 | T5 | bus | 25–25 min | Yes | Free local H30 bus, every 20 minutes, official average 25 minutes · Landside transfer required · Security re-check required | Airport official Verified 2026-09-11 |
| T5 | T2 | train | 20–20 min | Yes | Piccadilly line 20 minutes; Heathrow Express or Elizabeth line 20 minutes; travel is free · Landside transfer required · Security re-check required | Airport official Verified 2026-09-11 |
| T5 | T3 | train | 20–20 min | Yes | Piccadilly line 20 minutes; Heathrow Express or Elizabeth line 20 minutes; travel is free · Landside transfer required · Security re-check required | Airport official Verified 2026-09-11 |
| T5 | T4 | train | 30–30 min | Yes | Piccadilly line (change at Hatton Cross) 30 minutes / Elizabeth line (change at Terminals 2&3) 30 minutes; free H30 bus 25 minutes (every 20 minutes) · Landside transfer required · Security re-check required | Airport official Verified 2026-09-11 |
| T5 | T4 | bus | 25–25 min | Yes | Free local H30 bus, every 20 minutes, official average 25 minutes · Landside transfer required · Security re-check required | Airport official Verified 2026-09-11 |
Times are official published ranges, not measurements. The layover checker applies them to your itinerary.
Facilities
Status is rolled up from verified locations. Facility pages are only published where official data exists — types shown as Unknown have no verified records yet.
| Facility | Status | Where | Details |
|---|---|---|---|
| Showers | Available | T2, T3, T4, T5 | Plaza Premium Lounge showers (T2) · Regus Express Business Lounge showers (T3) · Plaza Premium Lounge showers (T4) · SkyTeam Lounge showers (T4) · The House showers (T4) · Plaza Premium showers (T5) |
| Sleeping areas | Unknown | — | Not yet verified |
| Rest areas | Unknown | — | Not yet verified |
| Wi-Fi | Available | All terminals | Free Heathrow Wi-Fi & internet kiosks |
| Charging | Unknown | — | Not yet verified |
| Luggage storage | Available | All terminals | Excess Baggage Company (left luggage) |
| Lounges | Available | T2, T3, T4, T5 | Plaza Premium Lounge (T2) · No1 Lounge (T2) · Plaza Premium Lounge (T3, second location) · Clubrooms from No1 Lounges (T3) · My Lounge by No1 Lounges (T3) · Plaza Premium Lounge (T4) · Plaza Premium Lounge (T5) · Club Aspire (T5) |
| Airport hotels | Unknown | — | Not yet verified |
| 24-hour food | Unknown | — | Not yet verified |
| Drinking water | Available | All terminals | Water fountains (100+ across all terminals) |
| Work spaces | Unknown | — | Not yet verified |
| Play areas | Unknown | — | Not yet verified |
Last verified: 2026-09-11 · Details on facility pages reflect what the official source publishes.
Rules & entry requirements
All connecting passengers must pass security
All connecting passengers must pass through security at Heathrow before continuing their journey. Large electronic devices and liquids up to 2 litres can remain in your cabin bag at connection security, but always follow staff instructions.
Official guidance ↗ · Airport official · Verified 2026-09-11
International-to-domestic connections require UK immigration first
Passengers connecting from an international flight to a UK domestic flight must clear UK immigration/passport control before security, in addition to the normal security screening.
Official guidance ↗ · Airport official · Verified 2026-09-11
Separate tickets = full arrival procedure
If you booked separate tickets you are not a connecting passenger: you must go through immigration, collect your baggage, check in again and re-enter security for your next flight. Allow extra time for these steps; Heathrow also recommends staying airside within the airport during a connection.
Official guidance ↗ · Airport official · Verified 2026-09-11
Visa and entry requirements depend on your nationality — only the linked government sources are authoritative.