Don't forget to buy food and drinks in advance if you need them: train stations do not always have shops, while onboard cafés are not always available and often very expensive.
Since the journey between Lille and Strasbourg is relatively short, you can consider carpooling or bus as alternative ways of transport with cheapest prices and similar duration.
Which stations serve the rail line Lille - Strasbourg?
The trains to Strasbourg can leave from LILLE EUROPE or LILLE-FLANDRES and arrive at STRASBOURG CITY.
Travelling by train to Strasbourg from Lille: how many daily connections are there?
How long will it take you from Lille to Strasbourg by train and when do the trains leave?
The first train to Strasbourg leaves at 08:07, whereas the last one at 18:07. On average, the journey lasts 3 hours and 23 minutes, but with the fastest connections you will be in Strasbourg in 2 hours and 46 minutes.