Trains From London Paddington to Heathrow Airport

If you're travelling to Heathrow Airport from central London, London Paddington is one of the best-connected starting points on the rail network. Two direct train services run from Paddington towards Heathrow: the dedicated Heathrow Express and the Elizabeth line. Both get you there without needing a taxi or bus transfer, but they differ meaningfully in speed, price and which parts of the airport they serve.

This guide walks through both options in plain terms, covering journey times, fares, terminals and how to decide between the train and a taxi transfer, so you can plan your route to Heathrow with confidence.

How to Get From London Paddington to Heathrow Airport

There are two direct rail options from Paddington to Heathrow, plus the alternative of a taxi or private transfer for travellers who prefer door-to-door convenience.

•      Heathrow Express: a non-stop, premium-priced service that is the fastest way to reach the airport by train.

•      Elizabeth line: a slower but considerably cheaper service that calls at a handful of central London stations en route.

•      Taxi or private transfer: a door-to-door option worth considering for heavy luggage, groups, families or late-night travel.

For most solo travellers with hand luggage who value speed, Heathrow Express is the natural choice. For those travelling on a budget, or who are already near one of the Elizabeth line's central stops, the Elizabeth line is usually the more sensible option.

Is There a Direct Train From Paddington to Heathrow Airport?

Yes. Both Heathrow Express and the Elizabeth line run directly from Paddington to Heathrow Airport, without requiring a change of train. Heathrow Express is a non-stop service, while the Elizabeth line calls at several central London stations along the way before continuing to the airport, but neither requires passengers to switch trains to reach Heathrow from Paddington.

Heathrow Express From Paddington

Heathrow Express is the dedicated airport rail service linking Paddington directly with Heathrow's terminals, run by Heathrow Airport Holdings rather than a national rail operator.

•      Where to catch it: trains depart from dedicated platforms at London Paddington station, clearly signposted as Heathrow Express.

•      Journey time: the non-stop run to Heathrow Central (serving Terminals 2 and 3) takes around 15 minutes, with the continuation to Terminal 5 adding a few more minutes to the total journey.

•      Frequency: services run roughly every 15 minutes throughout the day, seven days a week, from early morning until close to midnight.

•      Tickets and fares: pricing is tiered, with the lowest fares available through advance online booking and the highest reserved for walk-up, buy-on-the-day tickets. A Business First option is also available for a quieter, more spacious carriage.

•      Terminals served: Heathrow Express calls at Heathrow Central, covering Terminals 2 and 3, and continues to a separate Terminal 5 station. Terminal 4 is not served directly.

•      Luggage: generous luggage space is provided in every carriage, making this a comfortable option for travellers with suitcases.

Elizabeth Line From Paddington to Heathrow

The Elizabeth line is part of London's wider rail network and offers a more affordable, if slightly slower, way to reach Heathrow from Paddington.

•      Journey time: typically around 25 to 30 minutes from Paddington to Heathrow Central, depending on the specific service and time of day.

•      Cost: fares are considerably lower than Heathrow Express, and the line operates on a standard Transport for London-style fare structure that supports contactless and Oyster payment.

•      Convenience: the Elizabeth line calls at several central London stations en route, including stops such as Bond Street, Tottenham Court Road, Farringdon and Liverpool Street, which can be useful if your journey doesn't start or end exactly at Paddington.

•      Frequency: trains run frequently through the day, though services to Terminal 4 and Terminal 5 typically run less often than those to Heathrow Central, so it's worth checking the next departure for your specific terminal.

•      Terminals: the Elizabeth line serves Heathrow Central (Terminals 2 and 3) as well as separate stations for Terminal 4 and Terminal 5.

•      Luggage: there's less dedicated luggage space than on Heathrow Express, and the train can get busy at peak commuting times, which is worth bearing in mind if you're travelling with several large cases.

•      Overall suitability: a strong choice for budget-conscious travellers, or anyone already near one of the central London stops the Elizabeth line serves.

Paddington to Heathrow Train Times and Timetable

Both Heathrow Express and the Elizabeth line run frequent services throughout the day, but exact departure times shift with engineering works, seasonal timetable changes and occasional disruption. Rather than relying on fixed times published elsewhere, always check the live departure boards at Paddington, the Heathrow Express app or website, or the National Rail journey planner shortly before you travel. This is especially important if you're travelling early in the morning or late at night, when frequency can differ from the daytime schedule.

How Much Is the Train From Paddington to Heathrow?

Ticket prices depend on which service you choose and how far in advance you book.

•      Heathrow Express fares: the cheapest tickets are available through advance online booking, typically a month or more ahead. Walk-up, buy-on-the-day tickets cost considerably more, and a premium Business First fare is also available.

•      Elizabeth line fares: priced in line with the wider London rail network, and noticeably cheaper than Heathrow Express for a single journey. Contactless and Oyster payment are accepted, with fares capped in the same way as other London rail and Underground journeys.

•      Advance tickets: booking ahead is the most reliable way to secure the lowest Heathrow Express fares, since discounted tickets are limited in number and can sell out.

•      Oyster and contactless: both are accepted on the Elizabeth line, while Heathrow Express tickets are generally purchased separately through its own app, website or station machines.

•      Peak and off-peak: some fare types vary between peak and off-peak travel times, so it's worth checking the price for your specific travel window.

How Long Does the Train From Paddington to Heathrow Take?

Heathrow Express is the faster of the two direct services, with a non-stop journey to Heathrow Central taking around 15 minutes, and around 21 minutes to Terminal 5. The Elizabeth line takes longer, generally around 25 to 30 minutes to Heathrow Central, since it calls at other central London stations along the way.

When planning your total travel time, it helps to factor in more than just the train journey itself:

•      Walking to the platform: allow a few minutes to find the correct platform at Paddington, particularly during busy periods.

•      Waiting time: even with frequent services, you may need to wait a few minutes for the next departure.

•      The train journey itself: 15 to 30 minutes depending on the service chosen.

•      Walking between the station and the terminal: this varies by terminal, and connecting to Terminal 4 typically adds extra time.

Which Heathrow Terminal Can You Reach From Paddington?

Both direct services stop at Heathrow Central, which serves Terminals 2 and 3, but coverage differs slightly beyond that.

•      Terminal 2 and Terminal 3: served directly by both Heathrow Express and the Elizabeth line at the shared Heathrow Central station.

•      Terminal 4: not served directly by Heathrow Express. Elizabeth line services run to a separate Terminal 4 station, though less frequently than to Heathrow Central, so passengers travelling from Heathrow Express may need to change at Heathrow Central.

•      Terminal 5: served directly by both Heathrow Express and the Elizabeth line, each via a dedicated Terminal 5 station reached after Heathrow Central.

Always confirm your departure terminal with your airline before travelling, and check which service runs there directly, so you can avoid an unplanned change partway through your journey.

Heathrow Express vs Elizabeth Line

Choosing between the two comes down to what matters most for your journey: speed or cost.

•      Journey time: Heathrow Express is faster, at around 15 to 21 minutes, compared with roughly 25 to 30 minutes on the Elizabeth line.

•      Cost: the Elizabeth line is significantly cheaper for a single journey, particularly if you can't secure an advance Heathrow Express fare.

•      Frequency: both run regularly through the day, though Heathrow Express maintains a consistent 15-minute frequency, while Elizabeth line frequency to Terminal 4 and Terminal 5 can be slightly less frequent.

•      Convenience: Heathrow Express is non-stop and dedicated to airport travel, while the Elizabeth line's central London stops can be useful if you're not starting your journey at Paddington itself.

•      Tickets and payment: Elizabeth line accepts standard Oyster and contactless payment across the network, while Heathrow Express tickets are typically booked separately.

•      Best for: Heathrow Express suits travellers prioritising speed and comfort, such as those catching a tight connection or preferring extra luggage space; the Elizabeth line suits budget-conscious travellers and those already near one of its central stops.

Paddington to Heathrow by Taxi

A taxi or private airport transfer is a practical alternative to the train, particularly when door-to-door convenience matters more than cost.

•      Heavy luggage: a taxi avoids the need to carry or wheel bags between platforms and station entrances.

•      Families and groups: a single vehicle can often work out more convenient, and sometimes more cost-effective, than several train tickets.

•      Late-night travel: useful when train frequency drops or services have finished for the night.

•      Door-to-door travel: a taxi picks up and drops off exactly where you need, without changes or station walking.

•      Unfamiliarity with London: some travellers simply prefer the reassurance of a direct, pre-arranged journey.

•      Travelling to a specific terminal: a taxi removes any uncertainty about which train serves which terminal.

Train or Taxi: Which Is Better for Heathrow?

There's no single right answer, since it depends on your circumstances and priorities.

•      Price: the Elizabeth line is generally the cheapest option, followed by Heathrow Express, with a taxi typically the most expensive for a solo traveller but potentially competitive for groups.

•      Convenience: a taxi offers door-to-door travel with no walking or changes, while the train requires getting to and from the station at each end.

•      Journey time: trains are generally more predictable, since they aren't affected by road traffic, though a taxi can be quicker for journeys starting away from Paddington itself.

•      Luggage: a taxi is often easier for large amounts of luggage, though Heathrow Express also offers ample space.

•      Reliability: trains run to a fixed schedule and aren't affected by road congestion, while taxis can face variable journey times depending on traffic.

•      Travelling with children: a taxi can be simpler for families with pushchairs, car seats or young children who may find station changes tiring.

•      Groups: for three or more people, a taxi or private transfer can sometimes work out cheaper overall than multiple train tickets.

Tips for Travelling From Paddington to Heathrow Airport

•      Allow extra time: build in a buffer beyond the advertised journey time, particularly for early flights or tight connections.

•      Check your terminal: confirm with your airline which terminal you're departing from before choosing your train.

•      Check for disruption: look up live service updates before you travel, especially around engineering works or planned strikes.

•      Keep tickets accessible: have your ticket or contactless card ready before reaching the barriers to keep things moving.

•      Plan around luggage: if you're travelling with several large cases, factor this into your choice of service.

•      Check the latest timetable: departure times can vary by day and season, so always check close to your travel date.

•      Allow time for security: once at Heathrow, factor in queuing time for check-in and security ahead of your flight.

Frequently Asked Questions

How do I get from Paddington to Heathrow Airport?

The quickest way is to take a direct train from London Paddington: either Heathrow Express, which takes around 15 to 21 minutes, or the Elizabeth line, which takes around 25 to 30 minutes. A taxi or private transfer is also available for door-to-door travel.

Is there a direct train from Paddington to Heathrow?

Yes. Both Heathrow Express and the Elizabeth line run directly from Paddington to Heathrow Airport without requiring a change of train.

How long is the train from Paddington to Heathrow?

Heathrow Express takes around 15 minutes to Heathrow Central and around 21 minutes to Terminal 5. The Elizabeth line takes roughly 25 to 30 minutes to Heathrow Central, with slightly longer journeys to Terminal 4 and Terminal 5.

How much is the train from Paddington to Heathrow?

Heathrow Express fares vary by how far in advance you book, with advance tickets considerably cheaper than walk-up fares. The Elizabeth line is generally the more affordable option, priced in line with the standard London rail network. Check official sources for current prices, as fares change periodically.

How often does the Heathrow Express run?

Heathrow Express runs approximately every 15 minutes throughout the day, seven days a week, from early morning until close to midnight.

Is Heathrow Express faster than the Elizabeth line?

Yes. Heathrow Express is a non-stop service and takes around 15 to 21 minutes, while the Elizabeth line takes roughly 25 to 30 minutes because it calls at other central London stations along the way.

Can I use Oyster from Paddington to Heathrow?

Oyster is accepted on the Elizabeth line. Heathrow Express tickets are typically purchased separately through its own app, website or station machines rather than through Oyster.

Can I use contactless on the Heathrow Express?

Contactless payment options exist for Heathrow Express, though tickets are generally bought in advance online or via the app for the best fares. Check the operator's website for the latest payment options.

Which Heathrow terminal does the train go to?

Both services stop at Heathrow Central for Terminals 2 and 3. The Elizabeth line also serves separate stations for Terminal 4 and Terminal 5, while Heathrow Express serves Terminal 5 directly but not Terminal 4.

What is the cheapest way to get from Paddington to Heathrow?

The Elizabeth line is generally the cheapest direct train option. Booking a Heathrow Express advance ticket well ahead of travel can also bring the price down considerably compared with a walk-up fare.

Is Paddington the best station for Heathrow?

Paddington is the only station served directly by Heathrow Express and is also on the Elizabeth line route, making it one of the most convenient central London starting points for reaching Heathrow by train.

Is a taxi better than the train for Heathrow?

It depends on your priorities. Trains are generally cheaper and more predictable, while a taxi offers door-to-door convenience that can suit families, groups or travellers with heavy luggage.

Final Thoughts

Both Heathrow Express and the Elizabeth line make travelling from London Paddington to Heathrow Airport straightforward, with the right choice largely coming down to how much time and budget you have. Heathrow Express suits travellers who want the fastest possible journey, while the Elizabeth line offers a more affordable route with useful central London stops along the way. For those with heavy luggage, young children, or travelling in a group, a taxi or private transfer remains a comfortable door-to-door alternative worth considering.