Cheapest return TRF–IST flights, May

AirHint found the following cheapest return flights from Sandefjord (TRF) to Istanbul (IST) in May 2026 (see full year).

Return flights

11 May - 18 May Ryanair
25 May - 03 Jun Wizz Air Malta
05 May - 19 May Ryanair
05 May - 10 May Ryanair
25 May - 28 May Wizz Air Malta
23 May - 13 Jun Ryanair
26 May - 02 Jun Wizz Air Malta
18 May - 02 Jun Ryanair
04 May - 11 May Wizz Air Malta
19 May - 02 Jun Ryanair
04 May - 17 May Wizz Air Malta
12 May - 28 May Ryanair
10 May - 18 May Ryanair
03 May - 18 May Ryanair
21 May - 02 Jun Ryanair
15 May - 17 May Wizz Air Malta
20 May - 02 Jun Ryanair
23 May - 06 Jun Ryanair
22 May - 13 Jun Ryanair
22 May - 12 Jun Ryanair

Also check the deals for one-way flights from Sandefjord to Istanbul in May.

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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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