2,133 km · 3h 10m
HELHelsinki
ISTIstanbul
Helsinki → Istanbul price trends
From GBP 72
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Monthly fares are the cheapest Aviasales travellers found, as of 31 Oct 2026; the booking window is general guidance. Neither is a live quote.
Carriers seen in a sample search — verify availability
Aegean Airlines (A3), Air Baltic Corporation A/S (BT), British Airways (BA), Finnair (AY), ITA, LOT Polish Airlines (LO), Lufthansa (LH), Pegasus Airlines (PC), Qatar Airways (QR), Turkish Airlines (TK)
Nonstop options were found in this sample search.
Lowest fares found for Nov 2026
GBP 72.00
Range found: GBP 72.00–188.00
Cheapest fares Aviasales travellers found in recent searches, as of 31 Oct 2026 · not a live quote · in GBP
How Helsinki → Istanbul fares move through the coming months: the cheapest fare Aviasales travellers found for each departure month, plus general guidance on when to book. Cached prices, not a live quote — always check the live price before booking.
Price trend
| Best time to book | From |
|---|---|
| Oct | GBP 200 |
| Nov | GBP 72 |
| Dec | GBP 93 |
| Jan | GBP 58 |
| Feb | GBP 90 |
| Mar | GBP 72 |
| Apr | GBP 90 |
| Jul | GBP 116 |
| Aug | GBP 97 |
Cheapest fare per departure month found by Aviasales travellers, as of 31 Oct 2026 · in GBP · not a live quote
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