Annual and Fourth-Quarter 2018 Air Fare Data
The 2018 average domestic itinerary air fare of $350 was the lowest inflation-adjusted annual fare since the Bureau of Transportation Statistics began collecting such records in 1995, down 1.8 percent from the previous low of $356 in 2017.
In the fourth quarter of the year, fares turned up to $359, reaching the highest quarterly level since the second quarter of 2017 ($367). The fourth-quarter 2018 average domestic itinerary air fare was up 4.7% from in the third quarter of 2018 ($343), which was the lowest quarter on record, adjusted for inflation, and up 1.2% from the fourth quarter of 2017.
Annual Air Fares

Other Revenue: In recent years, airlines obtained additional revenue from passenger fees, as well as from other sources. U.S. passenger airlines collected 74.0% of total operating revenue of $140.7 billion from passenger fares during the first nine months of 2018, down from 87.6% in 1995.
Fourth Quarter Air Fares
Fares by Airport
Additional data: see Top 100 Airports or All Airports. First Quarter 2019 average fare data will be released July 16.
Standard error: Results for average fares are based on the BTS Origin & Destination Survey, a 10% sample of airline tickets used during the quarter. Averages for airports with smaller samples may be less reliable.
Note: Results for average fares are based on the BTS Origin & Destination Survey, a 10 percent sample of airline tickets used during the quarter. For results based on all itinerary fares, the standard error is 0.28. The 90% confidence interval ranges from $358.84 to $359.76. For results based on round-trip fares, the standard error is 0.33. The 90% confidence interval ranges from $430.14 to $431.21. For results based on one-way fares, the standard error is 0.37. The 90% confidence interval ranges from $256.24 to $257.47.