AirHint found the following cheapest return flights from London (LHR) to Muscat (MCT) in May 2026 (see full year).

Return flights

04 May - 10 May	Aegean Airlines
23 May - 31 May	Air Serbia
23 May - 28 May	Air Serbia
06 May - 13 May	Gulf Air
07 May - 10 May	Gulf Air
10 May - 17 May	Gulf Air
01 May - 04 May	Gulf Air
21 May - 25 May	Gulf Air
21 May - 27 May	Gulf Air
21 May - 26 May	Gulf Air
30 May - 06 Jun	Gulf Air
30 May - 06 Jun	Oman Air	direct
28 May - 01 Jun	Oman Air	direct

Also check the deals for one-way flights from London to Muscat in May.

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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Cheapest return flights from London to Muscat in May from 394€

Return flights