Originally Posted by
cepheid
... IIRC, refare vouchers (a.k.a. Travel Vouchers) also include the "UA/UX-only" verbiage.
Originally Posted by
1KChinito
That is correct.
Reading from a re-fare travel voucher / exchange coupon
Valid for travel on UA/UAX only.
Not valid for codeshare flights.
Valid on any UA/UAX published fare.
and
Valid for travel on United Airlines/United Express only