Finding cheap flights to India usually starts with keeping both your destination and dates flexible. Fares can differ significantly between New Delhi, Mumbai, Goa and Bengaluru, so it is worth comparing several Indian airports rather than assuming the nearest one will offer the best value. If your plans allow, search a range of departure and return dates around UK school holidays, Christmas and New Year, when demand for visits and winter sun can be higher. Major Indian festivals may also affect availability and fares, particularly when travelling to see family.

London travellers can compare departures from Heathrow, Gatwick, Stansted and Luton, while Manchester, Birmingham and Edinburgh may be more practical for those outside the capital. A slightly longer journey to a different UK airport could make sense, but include rail fares, airport parking and an overnight stay in the total cost. Flexible-date tools and nearby-airport searches can reveal useful differences without committing you to a specific itinerary.

It is also worth comparing a direct journey with options involving a connection, while checking the total travel time, baggage allowance and whether separate tickets are involved. If you are heading beyond your arrival city, allow for the cost and convenience of onward travel: arriving in Mumbai, Hyderabad or Kochi may be more suitable than flying to New Delhi and arranging a separate domestic journey. For pilgrimage or sightseeing trips, compare access to Varanasi, Amritsar or Ahmedabad as well as the headline fare.

When comparing flights to India from the UK, the most convenient departure airport is not always the nearest one. Consider the complete journey, including rail or road access, parking, terminal arrangements and the ease of making any connection. A slightly longer journey to a UK airport may be worthwhile if it gives you a better choice of departure times or a simpler itinerary, but connection length and the risk of missed onward flights should also be weighed carefully.

Your Indian arrival point should match the first part of your itinerary. New Delhi, Amritsar, Chandigarh and Varanasi can be practical choices for travel in the north, while Mumbai and Ahmedabad may suit plans focused further west. Goa is useful when the state itself is your main destination, whereas Bengaluru, Hyderabad and Kochi can provide more suitable starting points for travel in the south. Choosing the closest sensible airport can reduce both transfer time and the need for an additional domestic journey.

Pay close attention to the arrival details before booking. If your itinerary includes a domestic connection, check whether you must collect baggage, change terminals or allow time to re-check in, particularly when flights are booked separately. Compare total journey time rather than the headline flight duration, and check how easily you can reach your final destination from the airport by rail, road or a further flight.