Jonathon H. Foglia


Jonathon advises U.S. and foreign airlines, public charter operators, aviation industry trade associations, and travel intermediaries (e.g., online travel agencies, travel management companies, and tour operators) on matters arising under the U.S. Department of Transportation's (DOT) economic regulations, including licensing and registration, consumer protection requirements, and investigations and enforcement actions. He also counsels aviation clients on U.S. carrier continuing fitness and citizenship requirements, competition matters, joint ventures and airline alliances, traffic rights under bilateral air service agreements, multilateral treaties concerning liabilities in international air carriage, and competitive route and slot-award proceedings.

As part of his regulatory practice, Jonathon counsels passenger and all-cargo airlines and other aircraft operators (including both crewed aircraft and uncrewed, i.e., drone, operators), aviation manufacturers, fixed-based operators, and shippers under the Federal Aviation Regulations, Civil Aviation Security Regulations, and Hazardous Materials Regulations. He also regularly represents such entities before government agencies, including adversarial proceedings and civil penalty actions before the Federal Aviation Administration (FAA), Transportation Security Administration (TSA), and U.S. Customs and Border Protection (CBP).

Before entering private practice, Jonathon was a presidential management fellow in the Office of the Secretary and Office of the General Counsel at the DOT. From 1998 through 2001, Jonathon worked in the planning department of a major U.S. network airline. He has extensive knowledge of both the legal and business sides of the commercial aviation industry.

Jonathon has consistently been ranked as a leading aviation and regulatory attorney in peer-review publications, including Chambers USA, Who’s Who Legal, and Expert Guides. He serves on the adjunct faculty at Georgetown University Law Center, where he teaches Aviation Law, and currently is the editor-in-chief for the American Bar Association's Air & Space Lawyer.

Jonathon earned his bachelor’s degree, cum laude, from American University and his law degree from Northeastern University School of Law. He is fluent in Spanish.




Chambers Ranks 86 Cozen O’Connor Lawyers, 22 Practice Areas in Chambers USA 2022 Guide

June 02, 2022

Chambers USA, the leading annual guide to the top lawyers and law firms in the United States, has ranked 86 Cozen O’Connor lawyers as leaders in their respective fields in the guide’s 2022 edition.

Four Cozen O’Connor Transportation & Trade Attorneys Selected to Who’s Who Legal

October 28, 2021

Cozen O’Connor is pleased to announce that Jeffrey Lawrence, chair of the firm’s Transportation & Trade Group, David Heffernan, vice chair of the firm’s Transportation & Trade Group, Jonathon Foglia, member of the firm’s Transportation & Trade Group, and Marc Fink, of counsel, have all been selected to Who’s Who Legal: Transport 2022 —a guide to the world’s leading transport lawyers.

Cozen O'Connor Adds Former KMA Transportation Partner To DC Office

June 09, 2021

Jonathon Foglia was featured in an article published by Law360 that discusses his move to Cozen O'Connor.

Cozen O’Connor Enhances its Aviation Practice with the Addition of Jonathon Foglia

June 01, 2021

He brings extensive experience counseling aviation industry clients on a wide range of regulatory and commercial matters.


FAA Modifies International Aviation Safety Assessment Program [Alert]

October 03, 2022

The FAA announced several key changes to its International Aviation Safety Assessment program.

DOT Issues Airline Ancillary Fee Proposal [Alert]

September 28, 2022

The U.S. DOT will consider a proposed rule to ensure that consumers have certain ancillary fee information at the time of ticket purchase.

DOT Issues Proposed Rule on Airline Ticket Refunds [Alert]

August 08, 2022

The Department of Transportation issued a Notice of Proposed Rulemaking, titled Airline Ticket Refunds and Consumer Protections.

U.S. Government Requires COVID-19 Vaccination for Foreign Visitors Arriving by Air; Modifies Pre-Departure Testing and Data Collection Requirements [Alert]

October 28, 2021

Jonathon Foglia and Rachel Welford discuss the president's proclamation and the CDC's orders that impose additional restrictions and documentary requirements on airlines and other air operators, passengers, and crew members to combat the spread of the virus that causes COVID-19.

Biden’s Competition EO Mandates Scrutiny of Airline Practices [Alert]

July 12, 2021

Jonathon Foglia and Rachel Welford discuss President Biden's executive order to promote competition across the U.S. economy.

Industry Sectors


  • Northeastern University, J.D., 2005
  • American University, B.A., cum laude, 1997

Awards & Honors

Chambers USA - Aviation: Regulatory, 2016-present

Who’s Who Legal - Aviation: Regulatory, 2017-present

Expert Guides - Aviation, 2017-present


  • District of Columbia

American Bar Association, Forum on Air & Space Law