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Cheap flights from Helsinki (HEL) to Istanbul (IST)

HEL — IST
ago. 3 — ago. 101
dom. 8/3
dom. 8/10
1 adult, Economy
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Cheapflights Tip: The best prices from Helsinki-Vantaa to Istanbul are usually found in September or November, booked 86 days in advance, depart on a Tuesday or Thursday and return on a Wednesday

Cheap flight deals from Helsinki to Istanbul

Discover tips and strategies to find the most affordable flight options for your journey from Helsinki (HEL) to Istanbul (IST). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated julio 29, 2025.

Popular in

July

Cheapest in

September

Average price

$396

Good round-trip deal

$639 or less

Good one-way deal

$392 or less
Highest demand for flights based on searches. 15% potential increase in price ($51 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($11 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Price to beat on a round-trip flight from Helsinki-Vantaa to Istanbul.
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Price to beat on a one-way flight from Helsinki-Vantaa to Istanbul.
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Best time to book a flight from Helsinki to Istanbul

Have a flexible travel schedule? Discover the best time to fly to Istanbul from Helsinki with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Helsinki to Istanbul Airport

How far ahead should I book a flight from Helsinki to Istanbul Airport?

Use this chart to determine the optimal time to book a round-trip flight from Helsinki to Istanbul. Price data was last updated on July 25, 2025.

The best time to book flights from Helsinki to Istanbul Airport is 52 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Helsinki to Istanbul Airport?

Currently, November is the cheapest month in which you can book a flight from Helsinki to Istanbul Airport (average of $923). Flying from Helsinki to Istanbul Airport in June is currently the most expensive (average of $1,359). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from HEL to IST?

Find hourly flight availability from Helsinki to Istanbul. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated julio 29, 2025.

When flying from Helsinki to Istanbul Airport, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 74% versus a flight in the evening.

What is the cheapest day to fly from Helsinki to Istanbul Airport?

Use this chart to determine the cheapest time to fly round-trip from Helsinki to Istanbul. Price data was last updated on July 27, 2025.

Travelers seeking maximum savings on their Helsinki to Istanbul Airport flight should consider departing on Friday at noon when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Helsinki to Istanbul Airport

Explore weekly flight availability from Helsinki to Istanbul. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated julio 29, 2025.

The most flights from HEL to IST are scheduled on a Monday (7 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (4 on average).

Related info for your journey

Find useful and relevant information for your journey from Helsinki to Istanbul. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Helsinki to Istanbul?

    If you book a flight to Istanbul from Helsinki, you will be flying from Helsinki-Vantaa, which is the city’s only airport. Helsinki-Vantaa (HEL) is located 10.6 mi from the center of Helsinki. There are 6 flights from Helsinki-Vantaa to Istanbul per day from 4 different airlines.

  • What are the most reliable airlines from Helsinki to Istanbul Airport?

    No one likes to see their flight delayed. When booking a flight from Helsinki to Istanbul Airport consider choosing Turkish Airlines (86%), Finnair (86%) or IndiGo (86%) as they are the most reliable in getting you off to your destination on time.

  • Can I find deals for flights from Helsinki to Istanbul that include hotel bookings?

    Yes. In addition to deals on Helsinki to Istanbul flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Helsinki to Istanbul?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Helsinki to Istanbul.

  • Can I find deals for business class flights from Helsinki to Istanbul?

    Yes. Cheapflights offers flight deals from Helsinki to Istanbul by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Helsinki to Istanbul Airport?

    Currently, November is the cheapest month in which you can book a flight from Helsinki to Istanbul Airport (average of $923). Flying from Helsinki to Istanbul Airport in June is currently the most expensive (average of $1,359). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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Top 4 airlines flying from Helsinki to Istanbul

Discover the top 4 airlines that operate flights from Helsinki to Istanbul. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated julio 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
Pegasus AirlinesCheapest$161Average$266FlexibilityNo cancel feeOn-time82%
LufthansaCheapest$203Average$227FlexibilityNo cancel feeOn-time76%
airBalticCheapest$204Average$276FlexibilityNo cancel feeOn-time87%
Turkish AirlinesCheapest$204Average$452FlexibilityNo cancel feeOn-time77%

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