1. LawStack
  2. Title 41 - Public Contracts and Property Management
  3. Subtitle F - Federal Travel Regulation System
  4. Chapter 301 - Temporary Duty (TDY) Travel Allowances
  5. Subchapter B - Allowable Travel Expenses
  6. Part 301-10 - Transportation Expenses
  7. Subpart B - Common Carrier Transportation
  8. Subject Group - Use of United States Flag Air Carriers
  9. 41 CFR § 301-10.139
41 CFR § 301-10.139
May I travel by a foreign air carrier if the cost of my ticket is less than traveling by a U.S. flag air carrier?
August 7, 2025
CFR

§ 301-10.139 May I travel by a foreign air carrier if the cost of my ticket is less than traveling by a U.S. flag air carrier?

No. Foreign air carrier service may not be used solely based on the cost of your ticket.

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§ 301-10.138 In what circumstances is foreign air carrier service deemed a matter of necessity?
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§ 301-10.140 May I use a foreign air carrier if the service is preferred by or more convenient for my agency or me?

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