The one-line answer: the Heathrow Express is fastest (15 minutes to Paddington), the Piccadilly line Tube is cheapest (from about £5.60), and a pre-booked taxi or minicab is least hassle with luggage or a group, at a fixed price known before you travel. The Elizabeth line sits in the middle on all three counts and is what most travellers should default to.
At a glance
| Option | Journey time | Typical price | Frequency | Luggage ease |
|---|---|---|---|---|
| Heathrow Express | 15 min to Paddington (21 min from T5) | £26 walk-up, from £10 booked 30+ days ahead | Every 15 min | Good — step-free, dedicated luggage racks, but you still need onward transport (Tube/taxi) from Paddington |
| Elizabeth line | ~35 min to Paddington/Zone 1 | Flat £15.50 to Zone 1 | Up to 6/hour from T2/3 | Good — level boarding, wide doors, but can be standing-room busy at peak times |
| Piccadilly line (Tube) | ~50 min | From ~£5.60 with contactless | Every ~10 min; Night Tube Fri/Sat | Poor — narrower doors, stairs at some interchanges, no dedicated luggage space |
| Taxi (metered black cab) | 45–75 min, traffic-dependent | £75–£130 | On demand at the rank | Best — door to door, driver handles luggage, no interchanges |
| Taxi (pre-booked minicab) | 45–75 min, traffic-dependent | Commonly £45–£75, fixed in advance | Booked ahead | Best — same as above, plus a known price and a car held for your flight |
Prices and times checked August 2026; confirm current fares at tfl.gov.uk or heathrowexpress.com before you travel, since rail fares are revised periodically.
Heathrow Express: fastest, but you're not actually "in London" yet
The Heathrow Express covers Heathrow to Paddington in 15 minutes from Terminals 2/3 (21 minutes from T5), non-stop, every 15 minutes through the day. A walk-up single is £26, though booking 30 or more days ahead brings it down to from £10. Children aged 15 and under travel free with a fare-paying adult.
The catch: Paddington isn't your final destination unless you're staying nearby. You'll usually need a Tube, bus or taxi onward, which eats into the time advantage. For a business traveller heading near Paddington or Mayfair, the Express is genuinely the fastest door-to-door option. Going further east — the City, Canary Wharf, Shoreditch — the time saved over the Elizabeth line shrinks once you factor in changing trains.
Elizabeth line: the value pick for most travellers
The Elizabeth line serves all three Heathrow stations (T2/3, T4, T5) and runs straight through Paddington, Bond Street, Tottenham Court Road, Farringdon and Liverpool Street without changing. A single to Zone 1 is a flat £15.50, and the journey takes roughly 35 minutes to Paddington. It runs up to 6 trains an hour from T2/3, fewer from T4 and T5.
For most people this is the sensible middle ground: about £10 cheaper than the Heathrow Express for a trip typically only 15 to 20 minutes slower, reaching more central destinations directly. It also has level boarding and wider doors than the Tube, which matters with a suitcase.
Piccadilly line: cheapest, slowest, hardest with bags
The Piccadilly line is the lowest-cost rail option, from about £5.60 with contactless. It's charged at the peak rate at all times, with no off-peak discount from Heathrow, but it's still the cheapest fare available. The journey takes roughly 50 minutes, with trains roughly every 10 minutes and a Night Tube on Fridays and Saturdays.
The trade-off is comfort: no dedicated luggage space, narrower doors, and some interchanges involve stairs. Right for a solo traveller with a backpack watching cost; a poor choice for a family hauling suitcases through rush hour.
Taxi: slowest and most expensive on paper, but the least effort
A metered black cab typically runs £75 to £130, taking 45 to 75 minutes in traffic — more than any rail option for a solo traveller. A pre-booked minicab is usually cheaper, commonly £45 to £75 fixed. See taxis for rank locations and fare detail, and Heathrow taxi vs Uber if you're weighing a ride-hailing app against a black cab or pre-booked car.
Where a taxi wins is effort and predictability, not speed or price per person. No walk to a platform, no changing trains with bags. Split three or four ways, a minicab can cost about the same per person as separate rail tickets while dropping everyone at the door — and it's the only realistic option once the last trains have gone for the night.
Which is best for you
Business traveller in a hurry, light bags, heading near Paddington or the West End: Heathrow Express. Fifteen minutes beats everything else on pure speed, and the advance fare from £10 removes the usual price objection.
Family or group with luggage: a pre-booked minicab. Door-to-door with no interchanges is worth the extra cost once you're carrying more than a couple of bags, and split across a family it's often close to rail fares per head anyway. The Elizabeth line is the fallback if you're travelling light and want to save money.
Budget traveller, solo, one bag: the Piccadilly line. From about £5.60 it's the cheapest way into London by a wide margin, and 50 minutes is a fair trade for the saving.
Everyone else, most of the time: the Elizabeth line — the best balance of price, speed and comfort, running direct to most central destinations without changing trains.
For the full breakdown of coaches and night buses, see public transport. For taxi fares, rank locations and ride-hailing pickup points, see taxis. More is answered on the FAQs page.