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Questions tagged [commercial-operations]

Questions pertaining to the operation of aircraft for commercial purposes.

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6
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1answer
236 views

Why do airlines outsource regional flying?

The three major American airlines (American, United, and Delta) all have regional brands. These brands are actually operated by other airlines (ie: SkyWest). Air Canada has a similar regional brand ...
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2answers
2k views

Is it legal to use RC quadcopters for commercial purposes?

Is it legal to fly a drone with a go pro or something and take photos and video for commercial purposes? This is what I found on the FAA website. All UAS operations for commercial or business ...
6
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1answer
1k views

You are a commercial airline pilot flying between two large US airports. Who do you talk to along the way on the radio and for what purpose? [duplicate]

I am a non-pilot who has been listening to various ATC feeds and trying to understand what is going on. I've been able to find surprisingly little information on the various layers that make up the ...
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2answers
5k views

Does the pilot in command always sit on the left seat?

Are there any rules (i.e. airline-specific) or regulations (laws) that state that the pilot in command (PIC) must sit on the left seat in commercial airliners? This question specifically asks for ...
5
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2answers
2k views

Which clearances are issued by ATC without the pilot requesting them?

Some clearances are only provided after specifically requesting them, such as the departure, engine-start, taxi or oceanic crossing clearance. Line-up and Take-off clearances are issued once the pilot ...
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3answers
2k views

From which ATC station is push-back clearance requested?

When parked at the gate that requires a push-back onto the taxiway, from which ATC station is the push-back clearance requested? Is this the ground or apron station, or is that still departure ...
5
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3answers
2k views

Why do commercial pilots always engage reverse thrust even if it is not necessary?

Most of the time the usage of reverse thrust is not needed. I wonder if it's an authority (e.g. FAA) requirement to land safely. Obviously, in bad weather conditions or when the runway is ...
5
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1answer
1k views

For flight planning must the forecast weather be above minima one hour before, after or at ETA? (EU-OPS)

Citing EU-OPS: CAT.OP.MPA.185 Planning minima for IFR flights — aeroplanes (a) Planning minima for a take-off alternate aerodrome The operator shall only select an aerodrome as a ...
5
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1answer
746 views

What is the business purpose of scheduling two separate flights on the very same route with 5-10 minutes separation?

As in question. I have noticed, for example, that Berlin-Tegel has TXL-CDG route served by both AirBerlin and AirFrance with exactly five minutes separation. First plane takes off at 09:50 and second ...
5
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1answer
358 views

When and how is CPDLC established?

On a typical commercial trans-Atlantic flight, say from Frankfurt (EDDF) to New York Kennedy (KJFK), on a typical airliner (B777, A380, B787, etc.), when are Controller–Pilot Data Link Communications ...
5
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2answers
89 views

When is a runway considered to be wet or slippery for 135 or 121 landing performance considerations?

For the purposes of following FAA regulations, when is a runway considered to be wet or slippery in the context of landing performance calculations? Specifically, what definitions or guidance on ...
5
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3answers
286 views

What's the difference between “Nonstop Commercial Air Tour” and “Aerial Photography”?

I work for an FBO that has a LOA for Nonstop Commercial Air Tours, which are limited to a 25 statute mile radius of the airport. I was contacted by a man who is a semi-professional photographer who ...
5
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1answer
521 views

May airlines cancel unprofitable flights?

If a given flight is unprofitable for an airline (occupancy ratio or – more precisely – revenue from ticket fares and cargo below the break even point) and if operating this flight incurred a bigger ...
5
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1answer
1k views

When may pilots leave the flight deck during flight?

Are there regulations as to when commercial pilots may leave the flight deck during flight, i.e. due to physiological needs? Anytime when it is practical (obviously it would not be practical during ...
5
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1answer
1k views

Can an amateur-built aircraft ever be used for commercial activities?

There are some non-recreational activities, such as aerial photography, wildlife observation, environmental monitoring, etc., that seem well-suited to certain amateur-built aircraft. The open-cockpit ...
5
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1answer
1k views

How are the costs managed in a codeshare?

How do the airlines manage the costs invovled in a codeshare? As all airlines are selling tickets, (might be at different prices) but only one of them is operating the flight. So, how do the ...
4
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2answers
289 views

Why are emergency-instructions by cabin crew like “heads down!” not given via PA?

I just saw a YouTube video of a landing airliner with the gear not fully extended and the cabin crew gave the instructions "Stay down! Heads down!" repeatedly to passengers but without any technical ...
4
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2answers
3k views

What is the requirement to become a flight attendant?

We know that flight attendants, on top of serving passengers (which is what they do 99% of the time), are there to ensure the safety of passengers on board. For example, they are trained to operate ...
4
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2answers
349 views

Can a someone with just a PPL log PIC time on a non-transport commercial flight?

I have a job that requires me to travel on a small company plane with a company "commercial"pilot. I only have my PPL. If I am certified in the type of aircraft may the pilot allow me to fly "solely ...
4
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2answers
13k views

What are the differences in door types in a commercial airliner?

I was looking on YouTube at crew training videos. One door caught my attention for a Qantas 767. This door was completely electric and slid up and into the fuselage above, instead of out and to the ...
4
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2answers
197 views

Are there locations/altitudes with minimum speed requirements?

For example, a slower aircraft operating on the North Atlantic Track System would have an operational impact on surrounding/overtaking aircraft as well as potentially increasing ATC workload to ensure ...
4
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1answer
185 views

What is a typical ratio of aircraft in air vs. total aircraft per airline?

While commercial airlines have a fleet of x aircraft, not all x aircraft will be in the air at any given time. Typically, several aircraft are in the air, some are on the ground (turnaround, loading, ...
4
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1answer
233 views

Is there a public database for annual flights by aircraft type?

I am doing research about the number of flights and distance flown performed by aircraft types, in a given year. For example: ...
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0answers
99 views

What operational aspects of Alphabet's Wing drone delivery service will be the same as that of an airline?

The NPR News article and podcast FAA Certifies Google's Wing Drone Delivery Company To Operate As An Airline begins with: The Federal Aviation Administration has certified Alphabet's Wing Aviation ...
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3answers
4k views

What is the relation between pressure and airflow speed above an airfoil?

Does decreased pressure on the top surface of an aerofoil cause high velocity airflow or does the high speed airflow result in decreased pressure?
3
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2answers
305 views

Could improper deplaning of a flight with full fuel tanks cause the plane to tip?

Reading this article regarding an Alaska Airlines 737 Flight that had to turn around back to the gate. There was a following statement: At the gate, passengers were unloaded five rows at a time, to ...
3
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1answer
8k views

What is the difference between Part 121, Part 135, and Part 91 operators?

What are the important differences between Part 121, Part 135, and Part 91 operators?
3
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1answer
191 views

Can I apply for a commercial-utility licence for an auto-gyro?

Can an auto-gyro apply for commercial purposes? Utility in remote areas, Alaska for example. What license is needed (airworthiness, etc.)? How much does it cost approximately? Can I build my own ...
3
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1answer
756 views

Has there ever been an commercial airplane with rear-facing seats? [duplicate]

Has there ever been a commercial airliner that the seats have been facing rearwards? It sounds like rear-facing seats would be significantly safer. In addition, the procedure for rear-facing bracing (...
3
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1answer
147 views

Are there regulations that limit the airports an air carrier can visit based on rescue equipment?

ICAO Annex 14 (which deals primarily with SARPS for international airports) outlines requirements for rescue and firefighting that the airports shall have based on the fuselage lengths of the planes ...
3
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1answer
1k views

What is the difference between point-to-point and low-cost airlines?

In describing major airlines, are "point-to-point" and "low-cost" synonymous? Or is this an over-generalization?
3
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1answer
192 views

Is aviation software translated into the users' native language desirable over English?

I want to build some software containing information about aircraft, like a logbook. Nothing related with avionics. I know that default language in the aviation industry is English, but in the case ...
3
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1answer
153 views

What does the “test result indicator” indicate on a cockpit voice recorder?

I am really curious as to what the “green/red” strip of led indicate and the numbers below it. Having read around the web, i speculated that it could be an audio quality rating scale. Would help alot ...
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0answers
193 views

Possible reason for diverting domestic flight to a distant country [closed]

I have just spotted something weird (at least to me) on Flightradar24. A Lufthansa domestic flight from Munich to Frankfurt flying toward... Warsaw in Poland: My first, and quite obvious conclusion ...
2
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1answer
384 views

What is the shortest regularly scheduled commercial flight?

Interesting to know is this flight profitable or not. Why this route exist? Maybe train or car will be cheaper?
2
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1answer
302 views

Are there any safety or technical reason airlines do not display flight information to passengers in real-time?

A newer addition to commercial airliners is seatback screens, that allow the passengers to watch movies, TV, and so forth. On most airlines, there is also a map, that shows you the aircraft's flight ...
2
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1answer
831 views

Is GPS considered to be a navigational facility for the purposes of Ops Spec C055?

For 14 CFR 119 certificate holders, Alternate Airport IFR Weather Minimums are prescribed by Operations Specification (Ops Spec) C055, specifically Table 1 of that specification. Below is a generic ...
2
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3answers
82 views

Technical factors to consider for retrofitting aerial refueling for commericial aircraft

What are the factor that need to be taken into account to retrofit and an airliner like an a330 or 777 or maybe even a business jet like a global 5000 to an aerial refuelable (receiving) aircraft. Is ...
2
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1answer
246 views

If I ferry an aircraft to the United States (from say the UK) is it a commercial or private flight?

If I am paid to ferry an aircraft from the UK to the US and then leave the aircraft in the US, is it a private or commercial flight? I am not carrying passengers or cargo, but perhaps the aircraft ...
2
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1answer
282 views

Can an aircraft operator hire a Commercial Pilot to fly their aircraft under part 91?

Here is the scenario. Joe owns a Cessna 172. Joe hires Tim to fly him in his 172 from A to B. Tim is a Commercial Pilot. Is this legal? So far, everyone has said yes to this question, but not one ...
2
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1answer
279 views

Do special procedures exist for commercial pilots flying over Russia?

Since Russia, and in particular the Asian part of it, is huge, I was wondering if there are special procedures for commercial pilots to follow over Russia (in particular and specifically Siberia and ...
2
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2answers
1k views

How does passenger unloading order prevent plane tipping?

This answer to the question about an emergency landing very early in a trans-continental flight indicated that the fuel in the aft auxiliary tanks could cause the plane to tip on its tail if the ...
2
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1answer
157 views

Would knowing the exact weight that has been loaded on a commercial plane and it's distribution be useful? [duplicate]

There's been a bit in the media about weighing passengers in order to get more accurate take off weights for commercial planes. I'm guessing the delta between a heavy set of passengers and a light ...
2
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1answer
297 views

How many VHF system can be in MEL for an A340?

How many VHF (Voice Communication) system can be in MEL for A340 aircraft? What are the guidelines to decide that and is it different for aircraft operating under FAR 121, 125 and 135?
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7answers
1k views

Why are there full-fledged entertainment systems on aircraft when today everyone has a smart phone?

Today, many large commercial aircraft have full-fledged entertainment systems, sometimes going as far as putting a personal LED screen in every seat. Let's just consider the costs of this for a ...
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4answers
852 views

Is it possible to divert a plane to a distant airport?

Some years ago I have spotted that an Eurolot flight from Amsterdam to Gdansk, diverted close to final approach to a distant airport on the other side of Poland: Is this another example of ...
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4answers
619 views

Is there a KPI to measure average hours flown?

I am working on a report for a small charter airline and I want to set a key performance indicator (KPI) to measure average hours flown. Is there a practice in aviation field to consider optimum ...
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4answers
200 views

When do commercial aircraft tail numbers change?

Each (large, commercial and most other) aircraft has a registration number, painted or stickered on its hull: the tail number. I was under the false impression that tail numbers don't change, and ...
1
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1answer
238 views

What steps do I need to follow to use my PPL for income?

So I am currently taking my PPL because flying was always a passion. But, as I am sure all who do such can relate, it is an expensive license to hold on to. None the less we go through simply for the ...
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1answer
649 views

Where can I find United 757 Checklists? (CRM, Pre Start, Pre Takeoff)

Where can I find United 757 Checklists (CRM, Pre-Start, Pre-Takeoff)? I need these for a writing project that I am doing. Any help is greatly appreciated. Thanks in advance! Thanks, Charlie :)