Air India flight AI 1755 is a regular domestic service in India connecting the capital, New Delhi, with the strategic northeastern city of Guwahati. Operated by the national carrier, this flight serves as a vital link for business travelers, government officials, and tourists exploring the "Gateway to North East India." The journey covers an approximate distance of 1,455 kilometers (904 miles) and typically maintains a consistent daily schedule.

Primary Route and Schedule Overview

Flight AI 1755 originates at Indira Gandhi International Airport (DEL) in New Delhi and concludes at Lokpriya Gopinath Bordoloi International Airport (GAU) in Guwahati. The flight path traverses the northern plains of India, passing over parts of Uttar Pradesh and Bihar before entering the airspace of Assam.

Departure and Arrival Timings

The schedule for AI 1755 often undergoes seasonal adjustments aligned with the International Air Transport Association (IATA) summer and winter schedules. Under the current operational framework:

  • Departure City: New Delhi (DEL)
  • Arrival City: Guwahati (GAU)
  • Average Duration: 2 hours and 10 minutes to 2 hours and 30 minutes.
  • Standard Departure Window: Flights typically depart mid-afternoon, often between 14:30 and 15:30 IST.
  • Standard Arrival Window: Arrival in Guwahati is usually scheduled between 16:45 and 18:00 IST.

It is important to note that specific timings can vary. For instance, recent logs show departures at 15:05 with an arrival at 17:15, while subsequent schedule updates might shift the departure to 14:30. Travelers should always verify the specific time printed on their boarding pass or the Air India mobile application.

Terminal Information

Understanding the correct terminal is crucial for a smooth transition through India's busiest airport.

New Delhi (DEL): AI 1755 primarily operates out of Terminal 2 (T2) at Indira Gandhi International Airport. Terminal 2 is located near Terminal 3 and is accessible via the Delhi Metro Airport Express Line or shuttle services. While T2 is smaller than the expansive T3, it offers modern amenities, including premium lounges and a variety of retail and dining options. Air India’s domestic operations have increasingly utilized T2 to manage passenger flow more effectively.

Guwahati (GAU): Upon arrival at Lokpriya Gopinath Bordoloi International Airport, AI 1755 passengers typically deboard at Terminal 1. This terminal manages the majority of domestic arrivals. The airport is currently undergoing significant expansion to accommodate the rising traffic in the region, reflecting its status as the primary hub for the Seven Sister States.

The Aircraft: Airbus A320neo Specifications

Air India utilizes its modern fleet of Airbus A320neo (New Engine Option) aircraft for flight AI 1755. This aircraft type, identified by the IATA code "A20N" or the ICAO code "A320," represents a significant leap in efficiency and passenger comfort compared to older generation narrow-body jets.

Performance and Efficiency

The A320neo is renowned for its fuel efficiency, largely due to the integration of advanced engines—either the CFM International LEAP-1A or the Pratt & Whitney PW1100G—and large wingtip devices known as Sharklets. For a route like Delhi to Guwahati, these enhancements result in:

  1. Reduced Carbon Footprint: Up to a 20% reduction in fuel consumption and CO2 emissions per seat.
  2. Lower Noise Levels: A 50% reduction in the noise footprint compared to previous models, providing a quieter environment for passengers and communities near the flight path.
  3. Extended Range: The efficiency of the A320neo allows Air India to maintain high payloads even on longer domestic legs without compromising on performance.

Cabin Configuration and On-Board Experience

Passengers on AI 1755 can expect a standard narrow-body configuration, typically featuring a 3-3 seat layout in Economy Class. Air India’s recent rebranding and fleet modernization efforts have focused on enhancing the interior aesthetics and seat ergonomics.

  • Seat Pitch and Width: The A320neo offers competitive legroom, with an average seat pitch of 30 to 32 inches in Economy. The seat width is generally around 18 inches, providing adequate comfort for the two-hour flight.
  • In-Flight Services: As a full-service carrier, Air India provides complimentary meals on AI 1755. Depending on the exact time of departure, passengers are served either a hot lunch or a substantial late-afternoon snack. Vegetarian and non-vegetarian options are standard.
  • Entertainment: While narrow-body domestic flights often lack individual seat-back screens, Air India has been rolling out streaming entertainment options where passengers can access content on their own devices via the aircraft's Wi-Fi network.

On-Time Performance Analysis

Punctuality is a key metric for any scheduled service. Analysis of AI 1755's historical data indicates a reliable performance profile, though it is subject to the operational challenges inherent in the Delhi-Guwahati corridor.

Weather Factors

The route is occasionally impacted by weather-related delays, particularly during two specific seasons:

  1. Winter Fog in Delhi: Between December and February, dense radiation fog often blankets Indira Gandhi International Airport. While AI 1755 departs in the afternoon when fog usually clears, delays from the morning’s inbound flights (knock-on effects) can sometimes push the departure time back.
  2. Monsoon Season in Assam: Guwahati experiences heavy rainfall and occasional visibility issues during the monsoon months (June to September). Air India’s flight operations team monitors these patterns closely to ensure safe landings at GAU.

Statistical Reliability

Historical tracking shows that AI 1755 maintains an on-time arrival rate of approximately 85% to 90%. When delays occur, they are typically within the 15-to-30-minute range. The airline employs a "buffer" in its scheduling to account for potential congestion at Delhi’s runways, which are among the busiest in the world.

Industrial Application: Rockwell Automation 1755 Series

Beyond the world of aviation, the alphanumeric string "AI 1755" holds significant meaning in the field of industrial automation. Specifically, it refers to the 1755 series modules associated with Rockwell Automation's GuardPLC 2000 system.

The Role of GuardPLC 2000

The GuardPLC 2000 is a safety-rated programmable logic controller (PLC) designed for high-speed, safety-critical applications. In industrial environments such as automotive manufacturing, material handling, and amusement park ride control, safety is paramount. The 1755 modules provide the physical interface between the controller and the safety sensors or actuators.

Technical Characteristics of 1755 Modules

The 1755 series includes various input and output modules, such as:

  • Digital Input Modules: These are used to monitor safety devices like emergency stop buttons, light curtains, and gate interlocks. The modules are designed with internal diagnostics to detect faults within the circuitry.
  • Analog Input Modules: Safety-rated analog inputs allow for the monitoring of pressure, temperature, or flow in environments where exceeding a specific threshold could lead to a hazardous event.
  • Communication Interface: The 1755 modules communicate via a dedicated safety protocol over Ethernet, ensuring that safety data is prioritized and delivered with extremely low latency.

Compliance and Certification

The 1755 hardware is engineered to meet stringent international safety standards, including SIL 3 (Safety Integrity Level 3) and Category 4/PLe. This means the system is designed to maintain its safety function even in the event of hardware failures, often through redundant processing and self-testing mechanisms. For engineers, the "AI 1755" designation (often used in internal tracking or specific documentation) represents a component of a reliable, high-performance safety architecture.

Traveling on AI 1755: A Practical Guide

For those planning to fly on AI 1755, certain logistical steps can improve the overall experience.

Check-in Procedures

Air India offers multiple ways to check in for AI 1755:

  1. Web Check-in: Opens 48 hours prior to departure. It is highly recommended to select seats early, especially if traveling in a group.
  2. Mobile App: The Air India app provides real-time notifications regarding gate changes or delay status.
  3. Self-Service Kiosks: Available at Delhi T2, these kiosks allow for quick boarding pass printing and baggage tag generation.

Baggage Allowance

As a full-service domestic flight, AI 1755 includes a generous baggage allowance compared to low-cost carriers:

  • Economy Class: Usually 15 kg to 25 kg of checked luggage, depending on the fare brand (e.g., Comfort, Comfort Plus, or Flex).
  • Hand Baggage: 7 kg plus a small personal item like a laptop bag or handbag.
  • Excess Baggage: Can be pre-purchased at a discount through the Air India website if you anticipate exceeding the standard limit.

Connecting in Guwahati

Guwahati's airport serves as the central hub for the Northeast. From GAU, passengers can find regional connections to:

  • Shillong (via road or helicopter)
  • Imphal
  • Agartala
  • Dibrugarh
  • Jorhat

The airport offers prepaid taxi counters and app-based ride-sharing services just outside the arrivals hall to facilitate transport into the city center, which is approximately 20-25 kilometers away.

Summary of AI 1755 Information

To summarize, AI 1755 is primarily an Air India flight that bridges the gap between Delhi and the North East. It utilizes the modern A320neo fleet and operates from Delhi T2. Simultaneously, in technical circles, "1755" is recognized as a prefix for high-reliability safety modules in the Rockwell Automation ecosystem.

Whether you are a passenger tracking your flight or an engineer sourcing a safety PLC module, understanding the specific context of "AI 1755" ensures you access the correct data for your needs.

Frequently Asked Questions (FAQ)

What time does AI 1755 depart from Delhi?

Flight AI 1755 typically departs from Indira Gandhi International Airport (DEL) between 14:30 and 15:30 IST. The exact time depends on the specific date and seasonal schedule.

Which terminal does Air India flight AI 1755 use at Delhi Airport?

AI 1755 currently operates from Terminal 2 (T2) at Delhi Airport. Passengers should verify this on their ticket as terminal assignments can occasionally change due to airport operational requirements.

Does AI 1755 serve food?

Yes, Air India is a full-service airline. Passengers on AI 1755 receive a complimentary meal or substantial snack during the flight from Delhi to Guwahati.

What is the aircraft type for AI 1755?

The flight is usually operated by an Airbus A320neo. This is a modern, fuel-efficient narrow-body aircraft with a 3-3 seating configuration in Economy.

How long is the flight from Delhi to Guwahati?

The flight duration for AI 1755 is approximately 2 hours and 15 minutes. Factors such as wind speed and air traffic control congestion at both airports can influence the total travel time.

Is AI 1755 the same as Rockwell 1755?

No. While "AI 1755" is the flight number for Air India, "1755" is also a product series prefix used by Rockwell Automation for their GuardPLC 2000 safety modules. They are entirely different entities used in different industries.

How can I track the live status of AI 1755?

You can track the live status by visiting the Air India website's "Flight Status" section, using the Air India mobile app, or utilizing third-party flight tracking services like FlightRadar24 or FlightAware by entering the flight number "AI1755".