Wizz Air will up capacity on its Luton-Dalaman and Luton-Athens routes this summer.
Frequency on the budget carrier’s Dalaman route will increase from two flights a week to three, and from four to five on its Athens route.
Additional frequencies have also been added on Luton-Suceava (up from nine to 11) and Luton-Reykjavik (up from three to four).
Wizz has also announced a new twice-weekly Luton-Sarajevo route.
Flights to the Bosnian capital will operate on Mondays and Fridays, starting 21 May.
Fares lead in from £27.99pp.