Run-of-the-house (ROH)
Routing fare
Routing
Route deal / route incentive
Round trip
Room with facilities
RLI – Rate Loading Instructions
RevPAR – Revenue Per Available Room
Revalidation
Return journey
Retreat
ResX
Resort
Reissue
Red-eye flight
Record locator
Reconfirmation
Rearden Commerce
RC – Reason codes
Rail travel
Rack rate