Flying was long thought of as a luxury beyond the reach of the average American. That changed as the industry matured and a greater number of airlines emerged to service budget-conscious travelers, which brought about a welcome drop in prices. But some tickets still remain more expensive than others.

The Department of Transportation tracks which routes in the U.S. have the costliest fares, along with which airlines have the biggest market share along those routes.

Click through to see which airline routes were the most expensive during the second quarter of this year. 2 / 12 10. Detroit, Michigan to Salt Lake City, Utah 10.

Detroit, Michigan to Salt Lake City, Utah The average fare for the route in the second quarter of 2024 was $395.19. The airline that has the greatest market share for that route is Delta Air Lines ( DAL ) .

3 / 12 9. Atlanta, Georgia to Sacramento, California 9. Atlanta, Georgia to Sacramento, California The average fare for the route in the second quarter of 2024 was $395.

98. The airline that has the greatest market share for that route is Delta Air Lines. 4 / 12 8.

San Francisco, California to Washington, D.C. 8.

San Francisco, California to Washington, D.C. The average fare for the route in the second quarter of 2024 was $398.

01. The airline that has the greatest market share for that route is United Airlines ( UAL ) . 5 / 12 7.

El Paso, Texas to New York City, New York 7. El Paso, Texas to New York City, New York The average fare for the route in the s.