Travel Information
Compare bus and train for Cardiff to Luton
Omio recommends booking the bus as it is the most popular option from Cardiff to Luton among Omio's users. If you are prioritising price, take the bus, with an average ticket price of $53 For those with little time, consider booking a train, which has an average total journey time of 3h 30m. If you are seeking to minimise your carbon footprint, the train is your best option, with estimated CO2 emissions of 0.1 - 0.2kg. Average ticket prices depend on the travel mode: a bus costs an average of $53, while a train costs an average of $96.
Distance: 121 miles (196 km)
Compare bus with
Most popular Bus | Train | Driving |
|---|---|---|
$53 Average price Cheapest | $96 Average price | $53 Average price (fuel + tolls) |
5h 3m Average total duration 4h 33m Onboard + 30m Additional time* | 3h 30m Average total duration Fastest 3h 0m Onboard + 30m Additional time* | 3h 1m Average total duration (door-to-door) |
0.2 - 0.5kg CO2 emissions | 0.1 - 0.2kg CO2 emissions Lowest | - CO2 emissions |
![]() Most popular bus company | ![]() Most popular train company | Your own car or car rental |
Direct Options | Direct Options | Direct Options |
Additional time: Average total travel duration to departure point, security checks and transfers.
This is compared to other travel options from Cardiff to Luton:
A bus is $43 less than a train for this route with tickets for a train from Cardiff to Luton costing on average $96.
Other travel options to Luton take longer:
Bus takes on average 5h 3m.
You'll arrive about 1m sooner (3h 0m by train vs 3h 1m by car). Tickets start at around $96 compared to roughly $53 in fuel and tolls — so you're paying a bit more, but getting hours of your day back, a city-centre arrival, and the freedom to work or relax instead of drive.
Driving makes more sense if you're travelling as a group (where fuel costs split several ways), want to stop along the way, or need a car once you arrive.
Travel optionsfrom Cardiff to Luton
How to get from Cardiff to Luton by train, bus or flight.
Our recommendation
The best way to travel from Cardiff to Luton is by taking a bus because it’s the best combination of price and speed.
NX509 · NXA13:20 AM5h45Cardiff, University9:05 AMLuton, London Luton Airport Bus Station$231One-way1 transfer
Cheapest
NX509 · NXA13:20 AM5h45Cardiff, University9:05 AMLuton, London Luton Airport Bus Station$231One-way1 transfer
Fastest
W35220+
X07751+
C368512:20 PM3h10Cardiff Central (CDF)5:30 PMLuton station (LUT)$851One-way2 transfers
Other options
W35438+
X10636+
C3682212:20 PM3h10Cardiff Central (CDF)3:30 PMLuton station (LUT)$851One-way2 transfers
W35439+
X07753+
C368351:18 PM3h12Cardiff Central (CDF)4:30 PMLuton station (LUT)$851One-way2 transfers
W35442+
X07749+
C378143:15 PM3h15Cardiff Central (CDF)6:30 PMLuton station (LUT)$851One-way2 transfers
FlixBus · FlixBus1:40 AM4h30Cardiff, North Road (Friary Gardens)6:10 AMLuton$241One-way1 transfer
FlixBus · FlixBus2:10 AM4h40Cardiff, North Road (Friary Gardens)6:50 AMLuton$241One-way1 transfer
FlixBus · FlixBus3:10 AM4h55Cardiff, North Road (Friary Gardens)8:05 AMLuton$241One-way1 transfer
Find all the dates and times for this journey by train, bus, flight, and ferry .
Compare prices and tickets Prices for trains, buses and flights
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FAQs: Travel from Cardiff to Luton
Travel to Luton easily. Whether you want fast, cheap or something entirely different, our travel experts have collected everything you need to know so you can find the best option from Cardiff to Luton.

This is compared to other travel options from Cardiff to Luton:
A bus is $59 less than a train for this route with tickets for a train from Cardiff to Luton costing on average $81.
Other travel options to Luton take longer:
Bus takes on average 5h 7m.
- Around 21 buses per day.
- Around 7 trains per day.
However, we recommend checking specific travel dates for your route between Cardiff and Luton as scheduled services by bus and train can vary by season or day of the week.
- Trains mostly depart from Cardiff Central (CDF) and arrive in London Luton Airport (LUA).
- Buses mostly depart from Cardiff, Sophia Gardens and arrive in Luton, London Luton Airport Bus Station.
- Ferries mostly depart from Southampton Vehicle Ferry Terminal and arrive in West Cowes.
- Travel with Great Western Railway, Great Western Railway (GWR) to go to Luton by train.
- Travel with National Express, FlixBus to go to Luton by bus.
Travelling from Cardiff to Luton: related information
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