Which has higher number of airline passengers per year, Belgium or Kazakhstan?

Kazakhstan, at 11.88 million against 11.39 million in Belgium as of 2023.

What is the difference in number of airline passengers per year between Belgium and Kazakhstan?

493,500, with Kazakhstan ahead.

How many years of comparable data are there for Belgium and Kazakhstan?

32 years are reported by both, from 1992 to 2023.

Where does this data come from?

International Civil Aviation Organization (ICAO), via World Bank (2026) – processed by Our World in Data, published as Number of airline passengers per year. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Belgium vs Kazakhstan: Number of airline passengers per year

Belgium

11.39 million

in 2023

Kazakhstan

11.88 million

in 2023

Belgium rank

47th

Kazakhstan rank

46th

Number of airline passengers per year over time

Belgium
Kazakhstan

How they compare

Kazakhstan currently reports 11.88 million against 11.39 million in Belgium, a difference of 493,500.

The two have swapped places 4 times across 32 shared years of data; in 1992 it was Kazakhstan ahead.

Belgium ranks 47th and Kazakhstan ranks 46th of 183 countries.

Across the 4 decades both report, Belgium averaged higher in 3 and Kazakhstan in 1.

Head to head by decade

Decade	Belgium	Kazakhstan	Difference	Ahead
1990s	5.84 million	1.25 million	4.60 million	Belgium
2000s	4.95 million	977,063	3.98 million	Belgium
2010s	11.13 million	5.12 million	6.01 million	Belgium
2020s	7.62 million	8.92 million	1.30 million	Kazakhstan

Averages of every year both report within each decade.

Frequently asked questions

Which has higher number of airline passengers per year, Belgium or Kazakhstan?: Kazakhstan, at 11.88 million against 11.39 million in Belgium as of 2023.
What is the difference in number of airline passengers per year between Belgium and Kazakhstan?: 493,500, with Kazakhstan ahead.
How many years of comparable data are there for Belgium and Kazakhstan?: 32 years are reported by both, from 1992 to 2023.
How do Belgium and Kazakhstan rank globally for number of airline passengers per year?: Belgium ranks 47th and Kazakhstan ranks 46th of 183 countries.
Where does this data come from?: International Civil Aviation Organization (ICAO), via World Bank (2026) – processed by Our World in Data, published as Number of airline passengers per year. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Belgium vs Kazakhstan: Number of airline passengers per year. Statizoid, drawing on International Civil Aviation Organization (ICAO), via World Bank (2026) – processed by Our World in Data. Retrieved 28 September 2026, from https://reference.statizoid.com/compare/number-airline-passengers/belgium/kazakhstan/

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About this data

Indicator: Number of airline passengers per year
Source: International Civil Aviation Organization (ICAO), via World Bank (2026) – processed by Our World in Data
Licence: CC BY 4.0 (Our World in Data)
Coverage: 183 places, 7,925 data points, 1970–2023
Last refreshed: 18 September 2026

This represents the total rather than unique passenger activity: this means a person who makes multiple trips is counted multiple times.