Questions tagged [icao]

The International Civil Aviation Organization is a UN body that develops international aviation standards.

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What is the difference between ICAO, JAA, FAA, EASA, and CAA?

There seems to be many regulation bodies across the globe, how are they different and how are they alike? Specifically, how is ICAO different from the rest?
Magnetoz's user avatar
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17 votes
4 answers
13k views

Why isn't an LPV SBAS approach considered a precision approach according to ICAO?

According to ICAO's classification, LPV SBAS approach is in the APV group, because it doesn't meet some specifications for precision approaches. But what exactly does it not meet? Glossary: LPV: ...
Jakub's user avatar
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24 votes
7 answers
52k views

Where to find a waypoints/fixed points, navaids and airports database?

I wonder if it is possible to download a database with waypoints, navaids, airports and airways between them. I've been working with AIP documents but it's difficult to get raw information from them ...
Godraude's user avatar
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25 votes
5 answers
7k views

May an emergency aircraft land on a closed runway?

Let's say that you're on approach to a remote airport to refuel (for arguments sake, Funafuti International Airport, Tuvalu), with 1-2 hours of fuel remaining in your aircraft. Contacting ATC to ...
Danny Beckett's user avatar
21 votes
4 answers
128k views

What is different between a Cat IIIA, Cat IIIB, and Cat IIIC ILS approach?

In terms of aircraft equipment, approach minimums, procedural differences, and anything else relevant, how do the 3 types of a Cat III ILS differ from one another?
Ralph J's user avatar
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17 votes
5 answers
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Is an alternate airport always required when flying internationally?

When flying a domestic US flight, an alternate airport is not required unless the weather is below specific minimums at the destination. What are the rules when on an international flight plan and ...
Lnafziger's user avatar
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12 votes
1 answer
10k views

Can two airports have a different ICAO code but share the same IATA code?

I am searching some airports databases and I find some airports with the same IATA code with different ICAO codes. Is it mistake in the database? Is it OK? For example: Beaufort MCAS - Merritt ...
borjab's user avatar
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34 votes
1 answer
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When do we use IATA codes and when do we use ICAO codes?

I found on this website several questions speaking of IATA, ICAO and airports codes. The fact that two identification codes for the same airport exist means there are cases where you use one, and ...
Manu H's user avatar
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18 votes
1 answer
9k views

How is airspace in the Persian Gulf determined?

In the wake of the Qatar diplomatic crisis, I saw this image from Business Insider: How is airspace in the Persian Gulf determined? Why, for instance, does Bahrain have such a disproportionately ...
Wain's user avatar
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11 votes
3 answers
4k views

Can a pilot with an ICAO Multi-Crew Pilot License fly an airliner into the U.S.?

In the question How do non-US pilots get the hours necessary for an ATP?, the question was raised of whether we have 250 or 500 hour foreign pilots flying airliners into major U.S. airports. DeltaLima'...
reirab's user avatar
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9 votes
2 answers
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Can one country really ban another from using its airspace?

Consider the recent restriction by Saudi Arabia on Qatar Airways flights, which prevents Qatar flights from flying over Saudi airspace. Qatar now has to use longer routes and go fly around the land ...
TayE's user avatar
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8 votes
1 answer
425 views

Where can the ICAO recommendations be found?

ICAO issues recommendations/rules/statutes/something? that standardizes the regulations for international air travel world-wide. What are these "rules" officially called and where can they be found?...
Lnafziger's user avatar
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5 votes
4 answers
16k views

Is there a definition of light/medium/heavy aircraft?

I'm surprised this hasn't been asked before but I couldn't find it by searching. For separating arriving aircraft, ICAO PANS-ATM-Doc 4444 Air Traffic Management refers to aircraft as "LIGHT", "...
Notts90's user avatar
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34 votes
5 answers
33k views

What is Class F airspace, and why is it not used in the US?

I've read that ICAO defines Class F airspace but the FAA has chosen not to use the airspace class in the US. What is the ICAO definition of Class F airspace and how does it differ from other airspace ...
jrdioko's user avatar
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15 votes
1 answer
5k views

Why do some airports not have ICAO codes?

This is a follow up to my previous question What do numbers signify in airport codes? In that case, I was asking why my local airport (Markham Airport) had a number in its code (CNU8). I later ...
Zizouz212's user avatar
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13 votes
3 answers
30k views

How to get registration from ICAO 24 bit code?

The description of PlanePlotter claims that it can determine the registration letters from the ICAO 24 bit address algorithmically for some countries. The only thing i got so far is how to get the ...
Chris's user avatar
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10 votes
2 answers
2k views

What organisation owns intersection names?

I understand that five letter intersection codes (such as WARPI, PAPPI, KUBBS, ROSLY, ZALPO, ...) are unique in the world. However, their names don't comprise a national prefix (as aircraft tail ...
scarpaz's user avatar
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10 votes
2 answers
2k views

How do non-US pilots get the hours necessary for an ATP?

I'm wondering about the possible lack of real-world flying experience by pilots in non-US carriers In the US, aspiring airline pilots can work at a variety of jobs, like instructing, towing banners, ...
rbp's user avatar
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7 votes
2 answers
14k views

What will the 737 MAX 7, 8, and 9 ICAO IDs be?

Since the ICAO identifiers B737, B738, and B739 are already taken, what will the ICAO identifier for the 737 MAX 7, 8, and 9 be? Would it possibly be B73M7 etc?
nathreed's user avatar
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7 votes
2 answers
14k views

Where can I find a free list of ICAO and IATA airport identifiers?

Is there an open source or free comprehensive (or close to it) list of ICAO to IATA airport identifiers? The official list from ICAO costs hundreds of dollars. I suppose such a list could be scraped ...
Steve Kuo's user avatar
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7 votes
2 answers
298 views

What body creates legally binding aviation regulations in Europe?

Currently trying to get general picture of aviation organisations in Europe. At what stage do regulations get the status of a law? ICAO issues SARPs, they are certainly not a law. Then, on the basis ...
Данила Б's user avatar
6 votes
0 answers
337 views

Why do some airlines have different flight numbers for IATA and ICAO? [duplicate]

Most of the time when I see flights on either flightradar24 or flightaware it doesn't matter whether you use the 2-digit IATA code or the 3-digit ICAO code, the flight number is the same, i.e. a ...
TomMcW's user avatar
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6 votes
1 answer
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Can a captain fly in the right seat as SIC under part 129?

Re a Part 129 air carrier that is short of co-pilots: Can a pilot who usually flies in the left seat (B737 aircraft: non-US registry) as the Pilot-in-Command fly in the right seat as the SIC (co-...
Lee Bauer's user avatar
5 votes
1 answer
1k views

How does changing the altimeter setting in the US and elsewhere compare?

I have been trying to track down an answer to this question and I stumbled upon this website. Apologies if this answer is already out there. I have seen the FAR regulation, 14 CFR 91.121 - Altimeter ...
TexAg09's user avatar
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4 votes
1 answer
897 views

Where can the FAA versus ICAO official filed differences be found?

ICAO has a process where individual countries may file differences from the ICAO standard when the rules of the country do not coincide with the published standards. Where can the list of differences ...
Lnafziger's user avatar
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4 votes
2 answers
212 views

Does official source of data about air routes exists?

I'm interested in the information about air routes of all the world. I need information with following features: it must be official (not stolen, without violating any license); it should be in ...
Gluttton's user avatar
  • 171
1 vote
1 answer
197 views

What is an "unsafe airline"? [closed]

Question: Is there any internationally accepted definition for what an "unsafe airline" is based on objective criteria (e.g. fatalities per million passengers) ? Or is there an international standard ...
summerrain's user avatar
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1 vote
1 answer
6k views

What are the ICAO equipment codes for those Garmin units? [closed]

What are the ICAO equipment codes for those Garmin units? Garmin G500 / 750 / 650 WAAS navigators?
Doug's user avatar
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1 vote
0 answers
282 views

What are the requirements to become a language proficiency examiner?

What are the requirements to become a language proficiency examiner? Does the person have to be a pilot? Does it have to be a flight instructor? What kind of language proficiency rating do they have ...
Florian's user avatar
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