US AVIATION MARKET

LATEST INSIGHTS AND ANALYSIS

DISCOVER THE BUSIEST AIRPORTS, AIRLINES AND FLIGHT ROUTES IN THE US THIS MONTH | JANUARY 2023

Find below flight data and analysis focused on the US aviation market, with data powered by OAG's Schedules Analyser. The data is updated monthly. Seats are calculated as departing seats (one-way).

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TOP 10 BUSIEST AIRLINES BY SEATS

Top 10 Airlines in the US by departing seats (one way) in January 2023.

  • The Top 10 largest airlines in the US remain unchanged this month. 
  • American Airlines remains the largest airline in the US in January 2023 with 18.9 million seats and has had a 1% decrease in capacity compared to last month.
  • Southwest Airlines is the second largest airline this month with 17.9 million seats and a 3% decrease in seats compared to last month.
  • Allegiant Air has seen the biggest decrease in seats this month compared to last month with a reduction of 17%. 

TOP 10 BUSIEST AIRLINE ROUTES BY SEATS

Top 10 Busiest Airline Routes in the US by departing seats in January 2023.

  • Las Vegas (LAS) - Los Angeles (LAX) has become the busiest route in January 2023 moving up 1 place from last month with 322,225 seats and a capacity increase of 14%. 
  • Honolulu (HNL) – Kahului (OGG) is now the second busiest route this month with 298,465 seats and a decrease in capacity of 5% compared to last month.
  • Punctuality League for Airlines & Airports 2023 | Download Now

TOP 10 BUSIEST AIRPORTS 

Top 10 Airports in the US by departing seats (one-way) in January.



  • Atlanta remains the busiest US airport this month with 4.7 million seats.
  • Dallas Fort Worth remains the second busiest airport this month with 3.7 million seats and Denver third with 3.6 million seats.
  • Megahubs 2022: Discover the Most Connected Airports in the World | View Now

TOP 10 AIRLINES - JAN 2023 VS DEC 2022

Top 10 Airlines by seats added month-on-month

  • Delta Airlines has added the most seats in January 2023 compared to last month with 213,345 seats being added, +1%.
  • Spirit Airlines have added the second most number of seats this month with 121,278 seats being added, +3%.
  • Swoop has had the biggest percentage increase in capacity for January 2023 increasing seats by 24%, from 28,728 seats to 35,721.

STATES ADDING MOST CAPACITY IN JAN 2023 VS DEC 2022

  • Total seats in the US market between January 2023 and December 2022 have decreased by 1%, 1.3 million seats.
  • Florida and California are the biggest States in January 2023 with 10.9 million seats and 10.8 million seats respectively. 
  • Nevada has added the most seats with capacity increasing by 4%, 121,467 seats compared to last month.
  • Wyoming has had the biggest percentage increase in seats adding 12%, 9,465.

TOTAL US SEATS BY MONTH / YEAR

Below shows total US seats for both domestic and international by month and by year. Hover over the image for detailed information.

Domestic

International

US AVIATION MARKET | DOWNLOAD DATA HERE

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