Third-Quarter 2018 Air Fare Data
The third quarter 2018 average domestic itinerary air fare of $343 is the lowest inflation-adjusted quarterly fare since the Bureau of Transportation Statistics began collecting such records in 1995, down 0.4 percent from the previous low of $345 in the third quarter of 2017.
- Down 0.4 percent from 3Q 2017 ($345)
- Down 2.0 percent from 2Q 2018 ($350)

Inflation-Adjusted Air Fares (Constant 2018 dollars)
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 percent of total operating revenue of $140.7 billion from passenger fares during the first nine months of 2018, down from 87.6 percent in 1995.
Fares by Airport
Standard error: Results for average fares are based on the BTS Origin & Destination Survey, a 10 percent 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 percent confidence interval ranges from $342.83 to $343.74. For results based on round-trip fares, the standard error is 0.32. The 90 percent confidence interval ranges from $416.76 to $417.83. For results based on one-way fares, the standard error is 0.34. The 90 percent confidence interval ranges from $248.68 to $249.80.