World's Busiest International Air Routes by Seats (2024)

Source: OAG

World's Busiest International Air Routes by Seats (2024)

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Key Findings

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Hong Kong - Taipei leads in Airline Seats (2024) with 6.78 in 2024.

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Average Airline Seats (2024) in 2024: 4.86 · median: 4.65.

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Gap in 2024: Hong Kong - Taipei is 1.7× larger than New York JFK - London Heathrow.

About This Dataset

World's Busiest International Air Routes by Seats (2024)

This chart ranks the world's busiest international air routes in 2024 by the number of airline seats scheduled, using data from aviation analytics firm OAG. Seat capacity measures how much airline supply is dedicated to each city pair. The busiest international routes are concentrated in Asia, reflecting the region's dense network of short-haul cross-border connections.

Analysis

Hong Kong - Taipei (6.78), Cairo - Jeddah (5.47) and Seoul Incheon - Tokyo Narita (5.41) take the top three in Airline Seats (2024) in 2024. Values run from 6.78 at the top to 4.01 at the bottom in Airline Seats (2024), a spread of 2.77. First and second are separated by 1.31, so the leader sits inside the field rather than apart from it. Below the top two the field is tightly packed: the remaining 8 run from 5.41 down to 4.01 Airline Seats (2024).

Data Insights Below

Data Insights

Numbers, trends & sources behind this chart

Admin

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Data Points

10 categories · 1 year

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Top Value

6.78

Hong Kong - Taipei

Airline Seats (2024) · 2024

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Metrics

Airline Seats (2024)

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Period

2024

Single year snapshot

Methodology & source

Data source: OAG
Coverage: 10 entities · 2024 · 10 observations
Measure: Airline Seats (2024)
Last updated: 6 September 2026
Compiled by: The ANYSTAT team, from the source above

How the figures are calculated

Values are shown as reported by the source. Nothing is rescaled, rebased or converted — the only changes are thousand separators and decimals shown to two places.
Entities are ranked highest-first on their value in 2024.

Rankings & Full Data

10 records · Airline Seats (2024) · ranked by 2024

✓ 10 sourced

#	Category	2024
🥇	Hong Kong - Taipei	6.78
🥈	Cairo - Jeddah	5.47
🥉	Seoul Incheon - Tokyo Narita	5.41
4	Kuala Lumpur - Singapore	5.38
5	Seoul Incheon - Osaka Kansai	4.98
6	Dubai - Riyadh	4.31
7	Bangkok - Hong Kong	4.20
8	Jakarta - Singapore	4.07
9	Bangkok - Singapore	4.03
10	New York JFK - London Heathrow	4.01

Data Sources & References

All external sources cited in this dataset

1 https://www.aerotime.aero/articles/worlds-busiest-flight-routes Visit ↗

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APA

ANYSTAT. (2026). World's Busiest International Air Routes by Seats (2024) [Data set]. Data: OAG. https://anystat.ai/stats/912/worlds-busiest-international-air-routes-by-seats-2024-1783630698

MLA

"World's Busiest International Air Routes by Seats (2024)." ANYSTAT, 6 Sep. 2026, https://anystat.ai/stats/912/worlds-busiest-international-air-routes-by-seats-2024-1783630698.

Link for your website

<a href="https://anystat.ai/stats/912/worlds-busiest-international-air-routes-by-seats-2024-1783630698">World&#039;s Busiest International Air Routes by Seats (2024)</a> (ANYSTAT)

World's Busiest International Air Routes by Seats (2024)