Cheap flights from Istanbul (IST) to Helsinki (HEL)
IST — HEL
Nov 16 — Nov 231
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Istanbul to Helsinki with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Istanbul to Helsinki-Vantaa are usually found in September or May, booked 56 days in advance, depart on a Monday or Tuesday and return on a Tuesday
Cheap flight deals from Istanbul to Helsinki
Discover tips and strategies to find the most affordable flight options for your journey from Istanbul (IST) to Helsinki (HEL). 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 October 17, 2025.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Popular in | June |
Cheapest in | September |
Average price | $274 |
Good one-way deal | $186 or less |
Compare providers for flights from Istanbul to Helsinki
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Istanbul to Helsinki in October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Istanbul Airport-Helsinki flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Istanbul Airport-Helsinki flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Istanbul Airport-Helsinki flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Istanbul Airport-Helsinki flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Istanbul Airport-Helsinki flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Istanbul to Helsinki
Have a flexible travel schedule? Discover the best time to fly to Helsinki from Istanbul 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 Istanbul Airport to Helsinki
Prices
Airlines
Delays
How far ahead should I book a flight from Istanbul Airport to Helsinki?
Use this chart to determine the optimal time to book a round-trip flight from Istanbul to Helsinki. Price data was last updated on October 10, 2025.
To ensure you get the cheapest price possible for a flight from Istanbul Airport to Helsinki, you should look to book at least 56 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
What is the cheapest month to book a flight from Istanbul Airport to Helsinki?
Currently, May is the cheapest month in which you can book a flight from Istanbul Airport to Helsinki (average of $107). Flying from Istanbul Airport to Helsinki in July is currently the most expensive (average of $227). 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 IST to HEL?
Find hourly flight availability from Istanbul to Helsinki. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 17, 2025.
When flying from Istanbul Airport to Helsinki, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
How often are flights from Istanbul to Helsinki delayed?
About 10% of weekly flights between Istanbul and Helsinki have experienced delays in the past year, with the average delay time being 125 minutes.
What is the most punctual flight time for Istanbul to Helsinki flights?
Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving at night tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Wednesday tends to have the lowest number of delays on this route, whereas Sunday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Istanbul to Helsinki flights?
Over the last year, Finnair have had the lowest number of delays on this route, with just 9% of flights being delayed.
Reviews of airlines servicing Helsinki
Get insights into the airlines that provide service to Helsinki. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Helsinki. Reviews last updated October 17, 2025.
Peruse reviews from past customers who have flown with Turkish Airlines and Pegasus Airlines from Istanbul Airport to Helsinki to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
7.4
Crew
7.7
Boarding
7.3
Entertainment
7.4
Comfort
7.3
Overall
7.3
Reviews
1 / 20
4.0
OkayLeslie,Feb 2025
IST - LAX
Food
7.4
Crew
7.7
Boarding
7.3
Entertainment
7.4
Comfort
7.3
Overall
7.3
Reviews
1 / 20
4.0
OkayLeslie,Feb 2025
IST - LAX
Food
7.4
Crew
7.7
Boarding
7.3
Entertainment
7.4
Comfort
7.3
Overall
7.3
Reviews
1 / 20
4.0
OkayLeslie,Feb 2025
IST - LAX
Related info for your journey
Find useful and relevant information for your journey from Istanbul to Helsinki. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Helsinki?
Book flights to Helsinki if you plan to visit one of these locationsVantaa
Lahti
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Complete your trip
Complete your trip to Helsinki by adding a car rental and/or hotel reservation to your travel itinerary.
Top 2 airlines flying from Istanbul to Helsinki
Discover the top 2 airlines that operate flights from Istanbul to Helsinki. 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 October 17, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$157 | Average$257 | FlexibilityNo cancel fee | On-time82% | |
| Cheapest$276 | Average$460 | FlexibilityNo cancel fee | On-time77% |