** Shares in European airlines fall after the tension in the Middle East escalated as the U.S. and Iran exchanged additional strikes; Tehran claims to have closed the vital Strait of Hormuz after the recent attacks

** Oil price jumps 3.6%, with Metzler flagging the escalating tension between two countries is likely to drive prices higher this week

** The STOXX travel and leisure index .SXTP falls around 1.2% and is among the worst performers sub-index on the pan-European STOXX 600 .STOXX index

** Among single stocks, Ryanair RYA.I, Air France AIRF.PA and International Consolidated Airlines ICAG.L are down between 1.6% and 1.9%

** Wizz Air WIZZ.L, Finnair FIA1S.HE and Lufthansa LHAG.DE fall between 2% and 3%