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Cardiff Bay to London Kings Cross Train prices and times

Planning a journey from Cardiff Bay to London Kings Cross? Trip.com offers train tickets starting from as low as NZD 84.79, with average prices for this route around NZD 84.79. To ensure you get the most affordable fares, we suggest exploring alternatives like split tickets.

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DepartureArrivalOperator
Find Tickets
06:56
2h 46m, Changes required
Cardiff Bay
09:42
London Kings Cross
Transport for WalesGreat Western Railway
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07:26
2h 48m, Changes required
Cardiff Bay
10:14
London Kings Cross
Transport for WalesGreat Western Railway
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07:56
2h 48m, Changes required
Cardiff Bay
10:44
London Kings Cross
Transport for WalesGreat Western Railway
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08:08
2h 58m, Changes required
Cardiff Bay
11:06
London Kings Cross
Transport for WalesGreat Western Railway
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08:56
2h 54m, Changes required
Cardiff Bay
11:50
London Kings Cross
Transport for WalesGreat Western Railway
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09:26
2h 50m, Changes required
Cardiff Bay
12:16
Paris
Transport for WalesGreat Western Railway
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Cardiff Bay to London Kings Cross Train Route Details

First train
First train
06:56
Last train
Last train
23:54
Departure station
Departure station
Cardiff Bay
Arrival station
Arrival station
London Kings Cross
Journey time
Journey time
2h 43m
Distance
Distance
211 km
Price
Price
NZD 84.79*
Train operators
Train operators
Great Western Railway, Transport for Wales

How to book cheap train tickets from Cardiff Bay to London Kings Cross

Season Tickets for frequent travel

Season Tickets for frequent travel

Are you frequently traveling between Cardiff Bay and London Kings Cross on a weekly, monthly, or annual basis? Season Tickets provide unlimited travel during specific times, allowing you to freely hop on and off trains between two stations without worrying about individual ticket bookings, and offering significant savings in the process.
Network Railcard for South East England

Network Railcard for South East England

By purchasing a Network Railcard for only £30 per year, unlock incredible savings of up to 1/3 on every ticket for your travels within London and the South East. With this Railcard in hand, you can enjoy reduced costs on various ticket types, including Standard or Super Off-Peak Tickets.
Traveling in off-peak train times

Traveling in off-peak train times

Taking advantage of Off-Peak train tickets is another effective way to save on your train journey from Cardiff Bay to London Kings Cross. These tickets are generally cheaper and can be used during quieter periods, typically outside of morning (6:30 AM–9:30 AM) and evening (4:00 PM–7:00 PM) rush hours on weekdays.
Get 1/3 off with a Railcard

Get 1/3 off with a Railcard

Railcards offer discounts of up to 1/3 on most tickets. There are various types of Railcards catering to different types of travelers, such as the 16–25 Railcard, the Family & Friends Railcard, and the Senior Railcard. For more information on Railcards and how they can help you save, visit Railcards here.
Split tickets to save an average extra 30%

Split tickets to save an average extra 30%

Splitting tickets is a perfectly legal practice that involves purchasing separate, cheaper tickets for different segments of your journey on the same train instead of a single ticket for the entire trip. For example, if you are travelling from Cardiff Bay to London Kings Cross, you might discover that buying a ticket from A to C, and then another ticket from C to B, is more economical than a direct ticket.
Book in advance to save an average of 61%

Book in advance to save an average of 61%

Did you know that purchasing Advance Tickets can significantly reduce your travel expenses? On average, these tickets can save you an impressive 61% on fares. The best part is that the earlier you book (ideally up to 12 weeks in advance), the greater the savings!
Travel in a group to save 1/3

Travel in a group to save 1/3

If you are traveling in a group, be sure to check out group travel discounts. Many train companies offer a ⅓ off standard fares for groups of three to nine people, making traveling from Cardiff Bay to London Kings Cross more affordable for families, friends, or colleagues planning a trip together.

Cardiff Bay to London Kings Cross train ticket types

There are various ticket types available for this route, each with different benefits and restrictions. Explore below to see which ticket type is best suited to your travel needs:

Why Book Train Tickets With Trip.com?

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  • Split Tickets

    Split Tickets

    Save an average of 30% on train fares by splitting your Cardiff Bay to London Kings Cross journey

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*After comparing the full year of 2023 for SplitTickets and full-price tickets on Trip.com, the average savings rate for SplitTickets is 30%.