Types of trips

One Way Trip :
A one way trip is considered to be a journey which for fare calculation purposes is not a complete round trip.
Travel from one point to another without return to the origin.
The journey consists of one fare component or more.

Example/ Traveling from Cairo (CAI)--------------TO--------------------London (LON).

Round Trip :
(I) Travel from one point to another and return to the point of origin by the same routing and the same fare used on the outbound portion.

Example/ Traveling from Copenhagen (CPH)----------------Vienna (VIE)-------------Cairo (CAI)
               And returning back from Cairo (CAI)....................Vienna (VIE)....................Copenhagen (CPH)

(II) Travel from one point to another and return to the point of origin by a different routing than that of the outbound portion but using the same fare on both the outbound and inbound portions.

Example/ Traveling from Cairo------Rome---------London---------Paris-----------Athen-----------Cairo.

(III) Travel from one point to another and return to the point of origin by the same routing but using a different fare on each portions of the routing due to:
                          (Carrier Variations, Seasonality Variations or Class of service Variations)

Example 1/ Traveling from Cairo-------------Rome--------------London in first class and returning back in economy class.
Example 2/Traveling from    Cairo-------------Rome--------------London in economy class in the low season and returning back economy class but in high season.

Notes for round trip:

1. Travel from one point to another and return back to origin key.
2. Travel must be entirely by air.
3. Final destination must be the same point of origin.
4. Must have two fare components only.