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Cheap flights from Bilbao to Istanbul Airport from £172

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/2. Fares are subject to change and may not be available on all flights or dates of travel.
BIO — IST
17 Oct — 24 Oct1
1 adult
1 adult, Economy

Cheap flight deals from Bilbao to Istanbul

Discover tips and strategies to find the most affordable flight options for your journey from Bilbao (BIO) 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 17 September 2025.

Round-trip from

£172

Popular in

August

Cheapest in

February

Average price

£326

Good one-way deal

£327 or less
Turkish Airlines
  • Turkish Airlines
  • 7/2-12/2
  • Nonstop
  • 8h 25m total
  • Bilbao to Istanbul
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Highest demand for flights based on searches. 13% potential increase in price (£34 potential increase over avg. return price).
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Cheapest flight prices on average. 2% potential price decrease (£6 potential savings vs. average return price).
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Average for round-trip flights in September 2025
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Price to beat on a one-way flight from Bilbao to Istanbul.
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Find flight deals from Bilbao to Istanbul

Cheapest flights from Bilbao to Istanbul
Explore the most affordable flight options available from Bilbao to Istanbul. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 September 2025.

Thu 13/1106:45BIO - IST
1 stop14h 00mLufthansa
Tue 18/1106:30IST - BIO
1 stop12h 10mLufthansa
Deal found 16/9£186
Thu 13/1106:45BIO - IST
1 stop14h 00mLufthansa
Wed 19/1119:00IST - BIO
1 stop6h 20mLufthansa
Deal found 16/9£188
Sat 22/1106:45BIO - IST
1 stop9h 20mLufthansa
Sun 23/1106:30IST - BIO
1 stop7h 30mLufthansa
Deal found 16/9£189
Thu 6/1106:45BIO - IST
1 stop14h 00mLufthansa
Thu 13/1119:00IST - BIO
1 stop6h 20mLufthansa
Deal found 16/9£190
Fri 21/1106:45BIO - IST
1 stop9h 20mLufthansa
Mon 24/1106:30IST - BIO
2 stops18h 35mLufthansa
Deal found 16/9£194
Fri 14/1108:30BIO - IST
1 stop7h 45mMultiple Airlines
Mon 17/1113:55IST - BIO
1 stop8h 10mMultiple Airlines
Deal found 16/9£195
Tue 18/1108:30BIO - IST
1 stop13h 45mMultiple Airlines
Sun 23/1110:45IST - BIO
1 stop11h 20mMultiple Airlines
Deal found 17/9£196
Thu 13/1112:50BIO - IST
1 stop7h 55mLufthansa
Thu 20/1119:00IST - BIO
1 stop6h 20mLufthansa
Deal found 16/9£198
Sat 29/1106:50BIO - IST
1 stop8h 05mKLM
Mon 8/1217:55IST - BIO
1 stop19h 25mKLM
Deal found 15/9£209

Cheapflights Fare Finder

 
Customise your flight search to find flights from Bilbao to Istanbul that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 17 September 2025.
Use the filters below to find and compare flights from Bilbao to Istanbul Airport that are best for you.

Fly from

Bilbao

Fly to

Istanbul

Route

Depart

Return

Price

BilbaoIstanbul

BIO - IST

BIOIST

Bilbao

Sat 7/2

12:00-18:05

Nonstop4h 05m

Istanbul

Thu 12/2

13:50-16:10

Nonstop4h 20m

£172

BilbaoIstanbul

BIO - IST

BIOIST

Bilbao

Wed 4/2

17:10-23:15

Nonstop4h 05m

Istanbul

Mon 9/2

10:45-16:00

1 stop7h 15m

£179

BilbaoIstanbul

BIO - IST

BIOIST

Bilbao

Tue 3/2

12:00-18:05

Nonstop4h 05m

Istanbul

Tue 10/2

08:40-11:00

Nonstop4h 20m

£186

BilbaoIstanbul

BIO - IST

BIOIST

Bilbao

Tue 3/2

12:00-18:05

Nonstop4h 05m

Istanbul

Sun 8/2

13:50-16:10

Nonstop4h 20m

£191

BilbaoIstanbul

BIO - IST

BIOIST

Bilbao

Sat 22/11

06:45-22:45

1 stop14h 00m

Istanbul

Mon 24/11

06:30-23:05

2 stops18h 35m

£194

BilbaoIstanbul

BIO - IST

BIOIST

Bilbao

Sat 7/2

08:30-00:15

1 stop13h 45m

Istanbul

Thu 12/2

10:45-16:00

1 stop7h 15m

£195

BilbaoIstanbul

BIO - IST

BIOIST

Bilbao

Tue 18/11

08:30-00:15

1 stop13h 45m

Istanbul

Sun 23/11

10:45-20:05

1 stop11h 20m

£196

BilbaoIstanbul

BIO - IST

BIOIST

Bilbao

Sat 29/11

06:50-16:55

1 stop8h 05m

Istanbul

Mon 8/12

17:55-11:20

1 stop19h 25m

£209

BilbaoIstanbul

BIO - IST

BIOIST

Bilbao

Wed 4/2

11:35-22:45

2 stops9h 10m

Istanbul

Tue 10/2

06:30-16:40

1 stop12h 10m

£224

BilbaoIstanbul

BIO - IST

BIOIST

Bilbao

Fri 14/11

21:05-14:55

1 stop15h 50m

Istanbul

Fri 21/11

17:15-07:40

1 stop16h 25m

£232

Flights are sorted by cheapest return flights first.

Deals found on 15/9

Showing 1-10 of 12 results
1
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Best time to book a flight from Bilbao to Istanbul

Have a flexible travel schedule? Discover the best time to fly to Istanbul from Bilbao with our price prediction graph.
Estimated return 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 Bilbao to Istanbul Airport

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

Use this chart to determine the optimal time to book a return flight from Bilbao to Istanbul. Price data was last updated on 12 September 2025.

Booking 46 days in advance of your planned departure date is, on average, the best time to get cheap flights from Bilbao to Istanbul Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, January is the cheapest month in which you can book a flight from Bilbao to Istanbul Airport (average of £159). Flying from Bilbao to Istanbul Airport in August is currently the most expensive (average of £366). 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 BIO to IST?

Find hourly flight availability from Bilbao 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 17 September 2025.

A simple way to save on the total cost of your ticket is to fly from Bilbao to Istanbul Airport in the morning. If you’re flexible enough to do this you can expect to save up to 18% on your trip compared to booking a flight at midday.

Related info for your journey

Find useful and relevant information for your journey from Bilbao 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 Bilbao to Istanbul?

    Bilbao (BIO) is the airport you will fly out of if you book a flight from Bilbao to Istanbul. You should not have trouble finding flights to Istanbul from Bilbao; the airport handles an average of 1 outbound flight to Istanbul per day. You should also have plenty of airline options to choose from since 0 airlines have flights from the Bilbao airport to Istanbul. It is only a 3.0 mi journey to Bilbao (BIO) from Bilbao’s city center.

  • How long is the flight from Bilbao to Istanbul Airport?

    For as low as £172, Turkish Airlines can have you in Istanbul Airport from Bilbao in 4h 05m. Airlines will cover a distance of 1613 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What are the cheapest flights from Bilbao to Istanbul Airport?

    The cheapest flight price from Bilbao to Istanbul Airport is £316. On average you can expect to pay £327. The most popular route, (Bilbao - Istanbul), can usually be booked for £350.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Bilbao 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 Bilbao to Istanbul Airport?

    Currently, January is the cheapest month in which you can book a flight from Bilbao to Istanbul Airport (average of £159). Flying from Bilbao to Istanbul Airport in August is currently the most expensive (average of £366). 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.

See more FAQs

Travelling to a place near Istanbul Airport?

Book flights to Istanbul Airport if you plan to visit one of these locations
Yalova

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Why should you use Cheapflights to find cheap flight tickets from Bilbao to Istanbul?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Bilbao to Istanbul.

Can Cheapflights find flights from Bilbao to Istanbul with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Bilbao to Istanbul, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Bilbao to Istanbul become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Istanbul from Bilbao today and book when prices fit your budget.

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