Calcutta CCU to London LON Flights

Cheap plane tickets from Calcutta to London can start from as little as $385 (€310) when you book in advance. The average flight ticket price for Calcutta to London is $385 (€310) ; however, prices vary depending on the time of day and class and they tend to be more expensive on the day.

The average journey time by plane from Calcutta to London is 25h 15m to travel the 4946 miles (7961 km) long route. Journey times can vary on weekends and holidays, so use our Journey Planner to search for a specific date.

The earliest flight from Calcutta to London leaves at 3:30 PM. Plan your trip with the Journey Planner from Omio.

The latest flight from Calcutta to London leaves at 3:30 PM.

The cheapest month for a flight from Calcutta to London is May.

Yes, you can take a flight between Calcutta and London.

Since neither Calcutta nor London are in the Schengen Area, passport requirements depend on the specific immigration rules of India and United Kingdom. Entry and visa requirements can be subject to change. For the latest information, check with your destination's embassy or consulate.

There is a time difference of 5 h in winter and 4 h in summer between Calcutta and London.

Some of the most interesting sights to explore in London are:

• The British Museum, a world-renowned museum housing a vast collection of art and antiquities from around the globe
• The Tower of London, a historic castle and former royal residence known for its Crown Jewels and rich history
• Buckingham Palace, the official residence of the British monarch and a symbol of the British monarchy
• The Houses of Parliament and Big Ben, iconic landmarks representing the political heart of the United Kingdom
• St. Paul's Cathedral, an architectural masterpiece with a stunning dome and rich history.

The best events to attend in London include:

• Notting Hill Carnival, a colorful celebration of Caribbean culture with parades and music
• London Fashion Week, a showcase of the latest trends from top designers
• The Thames Festival, a riverside festival featuring arts, music, and food
• New Year's Eve Fireworks, a spectacular fireworks display over the River Thames to ring in the new year.

The best holidays to experience in London include:

• Easter, mild spring weather and blooming flowers
• May Bank Holiday, pleasant temperatures and outdoor activities
• August Bank Holiday, summer festivities and events
• Christmas, festive decorations and holiday markets.

The best things to do in London include:

• The London Eye, a giant Ferris wheel on the South Bank offering panoramic views of the city
• West End Theatre District, a vibrant area known for its high-quality theatrical productions and musicals
• Explore Camden Market, a bustling market known for its eclectic mix of food, fashion, and crafts
• Take a walk through Hyde Park, one of London's largest and most famous parks offering beautiful landscapes and recreational activities
• Visit the Tate Modern, a contemporary art museum housed in a former power station on the banks of the Thames.

The best season to visit London is Spring or Summer. The best weather to explore London is during May-June or September-October.

For international flights we recommend to arrive 2.5 to 3 hours before departure. Please check the website of your departure airport if in doubt. Some airports may offer booking time slots for security checks or offer additional information on when to get there based on time of day.

Most airlines permit carry-on bags that fit within specific dimensions (e.g., 22 x 14 x 9 inches or 56 x 36 x 23 cm), including handles and wheels. Bags must fit in the overhead bin or under the seat in front of you.

Many airlines impose weight limits, commonly ranging between 7 kg (15 lbs) and 12 kg (26 lbs). Typically, passengers are allowed one carry-on bag and one personal item (for example a purse, laptop bag, or backpack). Personal items must fit under the seat in front of you. Budget Airlines (like Ryanair or Wizz Air) have stricter size and weight limits, often requiring fees for larger carry-ons. Full-Service Airlines have more lenient policies, sometimes including more spacious dimensions or higher weight limits depending on your ticket class.

The list of items prohibited on an airplane varies by country and airline, but in general, the following items are not allowed in carry-on or checked baggage: Weapons and self-defence items, sharp objects, flammable materials, explosives, toxic substances, or liquids over 100ml (except for medications and baby essentials). In checked baggage, firearms (without authorization), explosives, large lithium batteries, and hazardous chemicals are prohibited. Electronic cigarettes must be in carry-on bags, while alcohol and dry ice have restrictions. Always check with your airline for specific regulations.

The currency used in the United Kingdom is the British Pound Sterling (GBP). For travelers, using a card is generally more convenient and widely accepted, especially in cities and for transportation tickets, though carrying some cash can be useful for small purchases or in rural areas.

In London, travelers should be cautious of pickpocketing, especially in crowded areas like public transport, markets, and popular tourist sites. Common scams include fake charity collectors, overcharging by unlicensed taxi drivers, and distraction techniques used by thieves. Always use official black cabs or licensed minicabs booked through reputable apps, and keep personal belongings secure to reduce risks. Staying vigilant in busy locations and avoiding unsolicited offers helps ensure a safer visit.

Pack lightweight, versatile clothing suitable for the destination's climate, and use secure, lockable luggage to protect belongings. Keep essential items like travel documents, medication, and valuables in a carry-on bag for easy access. Use packing organizers or cubes to maximize space and maintain order. Lastly, include a small first aid kit and personal hygiene items for added comfort during travel.