Gurgaon, Haryana to Lucknow, Uttar Pradesh from $4: 7 ways by bus, train, flight or car

• On your train journey from Gurgaon to Lucknow, look out for catering services provided by Indian Railways, which typically offer a selection of meal options including vegetarian and non-vegetarian dishes, snacks, and beverages. Depending on the class of service you've booked, you may have onboard meals served at your seat or access to a pantry car where you can buy snacks and drinks.

• The train options for your route include Class AC 1-tier (First Class), AC 2-tier (Second Class), AC 3-tier (Third Class), Sleeper Class (non-AC), and General Unreserved Class. AC classes provide more comfort with air conditioning, power outlets, and better seating. For a more economical option, Sleeper Class is also available, but it tends to be more crowded.

• Multiple train operators serve the Gurgaon to Lucknow route, including Indian Railways and private operators like IRCTC. You can find more information and book tickets through their respective websites: 'irctc.co.in' and 'indianrail.gov.in' Be sure to check the train schedules and availability ahead of time.