Airline available seat kilometre (ASK) growth vs Air passengers carried

In 2024, airline available seat kilometre (ASK) growth worldwide was 8.7%; air passengers carried was 4.7 billion.

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Global, annual figures, spaced by time from 2024 to 2025 . Different units, drawn on separate scales and clipped to the years both series publish; earlier history stays on each indicator’s own page. Read the values, not the heights.

Airline available seat kilometre (ASK) growth

Unit: % · 2 observations

Line chart
Airline available seat kilometre (ASK) growthAirline available seat kilometre (ASK) growth. 2 observations from 2024 to 2025, ranging from 5.2% to 8.7%. Latest value 5.2% (2025). % 0 2 4 6 8 10 2024 2025 8.7% 5.2%
Airline available seat kilometre (ASK) growthAirline available seat kilometre (ASK) growth. 2 observations from 2024 to 2025, ranging from 5.2% to 8.7%. Latest value 5.2% (2025). % 0 3 6 9 2024 2025 8.7% 5.2%
Airline available seat kilometre (ASK) growthAirline available seat kilometre (ASK) growth. 2 observations from 2024 to 2025, ranging from 5.2% to 8.7%. Latest value 5.2% (2025). % 0 3 6 9 2024 2025 8.7% 5.2%
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Airline available seat kilometre (ASK) growth
Period Type Value
2024 Actual 8.7%
2025 Actual 5.2%
Source: IATA · CC BY 4.0 · Full series

Air passengers carried

Unit: billion · 2 observations

Line chart

Forecast: dashed line, hollow markers, shaded band Estimates are listed as such in the table below

Air passengers carriedAir passengers carried. 2 observations from 2024 to 2025, ranging from 4.7 billion to 4.99 billion, of which 1 are forecasts. Latest value 4.99 billion (2025). billion 0 1 2 3 4 5 2024 2025 FORECAST 4.7 4.99
Air passengers carriedAir passengers carried. 2 observations from 2024 to 2025, ranging from 4.7 billion to 4.99 billion, of which 1 are forecasts. Latest value 4.99 billion (2025). billion 0 2 4 6 2024 2025 FORECAST 4.7 4.99
Air passengers carriedAir passengers carried. 2 observations from 2024 to 2025, ranging from 4.7 billion to 4.99 billion, of which 1 are forecasts. Latest value 4.99 billion (2025). billion 0 2 4 6 2024 2025 FORECAST 4.7 4.99
View the underlying data
Air passengers carried
Period Type Value
2024 Estimate 4.7 billion
2025 Forecast 4.99 billion
Source: ICAO, IATA · CC BY 4.0 · Full series

Shared periods

Side by side

Only one period is published for both series as annual figures on the same basis. 1 further period pairs an actual with a forecast and is left out. Comparing anything else would mean comparing different periods.

Period Airline available seat kilometre (ASK) growth Air passengers carried
2024 8.7% IATA 4.7 billion ICAO

Provenance

Where these numbers come from

Airline available seat kilometre (ASK) growth

Year-on-year percentage change in available seat kilometres (ASK) offered by the region's airlines, the standard measure of passenger capacity.

2 observations charted in Global · source organisations: IATA

Air passengers carried

Number of passengers carried by air in the region during the calendar year. Sources count either travellers (IATA) or passengers per flight stage (ICAO, Eurostat, CAAC); see each record's source quote.

2 observations charted in Global (of 3 annual records) · source organisations: ICAO, IATA

Data published under CC BY 4.0. Series A as JSON · Series B as JSON

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