U.S. Airline Traffic Data

Estimated June 2019 U.S. Airline Traffic Data

A man at a departure gate
Estimated June 2019 U.S. Airline Traffic Data

U.S. scheduled airlines carried an estimated 76.8 million systemwide (domestic and international) passengers in June 2019, seasonally-adjusted, according to the Bureau of Transportation Statistics’ (BTS) first estimate, up 0.4% from the May second estimate.

Infographic - June 2019 Traffic Data for U.S Airlines

BTS’ June estimate was down 1.1% from the all-time, seasonally-adjusted, reported high of 77.7 million reached in March 2019.

BTS estimated 67.2 million domestic passengers and 9.6 million international passengers on U.S. airlines flights in June.

U.S. airline traffic reports are filed monthly with BTS. See the tables that accompany this release on the BTS website for summary data since 2016 and complete data since 2000.

This release is a statistical estimate based on U.S. airlines reported data through April. BTS will release a second estimate of U.S. airlines June air traffic on Aug 15, followed by a release of the reported data on Sept 13.

Figure 1. Monthly Passengers on U.S. Scheduled Airlines (Domestic + International), Seasonally Adjusted, June 2016 - June 2019 (May 2019-June 2019 estimated) Passengers in millions (Seasonally Adjusted)Notes: 

Most recent two months estimated

Four measures of U.S. airlines passenger enplanements

Estimated June seasonally adjusted

  • System-wide enplanements were down 1.1% from the all-time, seasonally-adjusted, reported high of 77.7 million reached in March 2019.
  • Domestic enplanements were down 1.2% from the all-time, seasonally-adjusted, reported high of 68.0 million reached in March 2019.
  • International enplanements were down 0.5% from the all-time, seasonally-adjusted, reported high of 9.62 million reached in March 2019.

Reported April seasonally adjusted

  • System-wide enplanements (76.2M) were down 1.9% from the all-time, seasonally-adjusted, reported high of 77.7 million reached in March 2019.
  • Domestic enplanements (66.7M) were down 2% from the all-time, seasonally-adjusted, reported high of 68.0 million reached in March 2019.
  • International enplanements (9.54M) were down 0.9% from the all-time, seasonally-adjusted, reported high of 9.62 million reached in March 2019.

Estimated June unadjusted

  • Systemwide enplanements (82.7M) reached a new reported all-time high for the month of June.
  • Domestic enplanements (71.8M) reached a new reported all-time high for the month of June.
  • International enplanements (10.8M) reached a new reported all-time high for the month of June.

Reported April unadjusted

  • Systemwide enplanements (75.9M) reached a new reported all-time high for the month of April.
  • Domestic enplanements (66.5M) reached a new reported all-time high for the month of April.
  • International enplanements (9.44M) reached a new reported all-time high for the month of April.

Table A. Seasonally Adjusted Estimated and Reported Passenger Enplanements Compared to Previous Time Periods, June Estimate

Seasonally AdjustedPassengers (in millions)Percent Change Compared to

Previous Month Previous Year Three Years Previous
June estimate 76.8 0.4% 2.5% 11.7%
April reported 76.2 -1.9% 3.0% 12.3%

Unadjusted Estimated and Reported Passenger Enplanements Compared to Previous Time Periods, June Estimate

UnadjustedPassengers (in millions)Percent Change Compared to

Previous Year Two Years Previous Three Years Previous
June estimate 82.7 2.2% 7.3% 10.9%
April reported 75.9 3.1% 8.1% 12.9%

Year-to-Date

For the first half of 2019, January through June, U.S. airlines carried 449.7 million passengers, the highest total based on comparable records since 2003. The January-June number has reached a new high for five consecutive years.  The 2019 half-year number is up 3.6% from 2018, up 8.4% from 2017 and up 11.5% from 2016.

Figure 2. January-June Passengers on U.S. Airlines - 2003-2019 Passengers in millions, unadjusted (000,000)

For the May and June estimates and for data filed through April, see accompanying tables. For the complete database of reported data, see Traffic. For an explanation of BTS’ seasonal adjustment methodology, see Seasonal Adjustment.

BTS Estimates

For seasonally-adjusted passenger numbers, BTS first estimates have averaged within 0.8% of reported data while second estimates have averaged within 0.6% of reported data.

For unadjusted passenger numbers, BTS first estimates have averaged within 1.0% of reported data while second estimates have averaged within 0.7% of reported data.



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