Virail has the magic trick to find your cheap train tickets to Islington. You just need to enter your travel dates and set the filters for departure and price according to your preferences. Once you choose the best travel options for your train from Oxford to Islington, virail will redirect you automatically to the provider's website for the purchase.
Among all virail partners, you will also be able to travel with Nationalrail, serving the train route between Oxford and Islington.
National Rail belongs to the Rail Delivery group, the British company managing passenger services. National Rail covers not only long and medium-distance routes, but also local networks, for instance part of the London underground.