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MK → Heathrow · comparison

Milton Keynes to Heathrow: taxi or coach?

The National Express coaches from MK Coachway are the obvious budget option to Heathrow. Here's how they really compare with a £90 fixed-price, all-terminal, door-to-door taxi.

№ 01 — Side by side

Taxi vs the 230/240/707 coaches

Fixed-price taxi National Express
Door-to-door Yes — collected at your MK address No — get to MK Coachway (M1 J14) first
Journey ~57 mi, about 67 min direct ~1h30+ plus the trip to the Coachway and any change
Terminals All terminals (T2/T3/T4/T5), same fare Heathrow Central, T4 and T5 stops
Timetable Your chosen time, 24/7 Up to ~20 departures/day; fixed times
Luggage Boot to door, loaded for you Carried to and from coach stops yourself
Price £90 fixed for up to 4 from £21 per seat

Coach details: National Express ↗

№ 02 — The honest take

When the coach makes sense

If you're one person, travelling light, and your flight lines up with a coach departure, the 230/240/707 is hard to beat on headline price. The catch is the same as ever: you start at the Coachway by Junction 14, you carry your own bags through the interchange, and you're tied to a timetable that may not suit a dawn departure or a late arrival.

№ 03 — When the taxi wins

All-terminal, all-in, your time

For couples, families and anyone with hold luggage, the £90 fixed fare typically beats coach tickets once you total them up — and it drops you at any terminal door rather than a shared stop. You travel at the time you choose, the M1/M25 traffic is our problem not your bill, and the return is met-and-greeted with an hour of free wait. That's the trade most Heathrow travellers from MK make.

FAQ

Common questions

How much is a taxi from Milton Keynes to Heathrow?

£90 fixed for a standard saloon up to 4 passengers, including Heathrow's £7 set-down charge and all four terminals. The drive is about 57 miles and 67 minutes via the M1 and M25.

Is the National Express coach cheaper?

Per single seat, yes — fares start from about £21. But it leaves from MK Coachway at Junction 14, not the city centre, and runs to a timetable. For two or more passengers, or with luggage and a tight flight, the door-to-door taxi often costs less overall and saves the Coachway leg.

Which Heathrow terminals does the taxi cover?

All of them — T2, T3, T4 and T5 are the same £90 fixed fare. The coach serves Heathrow Central (T2/T3), Terminal 4 and Terminal 5.

What about the return from Heathrow?

On the way back the driver tracks your inbound flight, meets you in arrivals with a name board, and gives 60 minutes free wait from landing — none of which a coach offers.

Useful guides

Book: Heathrow → Milton Keynes (£90) Heathrow drop-off charge explained How our fixed fares are calculated All Heathrow routes

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