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Cheap flights from Belfast Intl Airport to Istanbul Airport from £44

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/11. Fares are subject to change and may not be available on all flights or dates of travel.
BFS — IST
17 Oct — 24 Oct1
1 adult
1 adult, Economy

Cheap flight deals from Belfast Intl to Istanbul

Discover tips and strategies to find the most affordable flight options for your journey from Belfast Intl (BFS) 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

£113

One-way from

£44

Popular in

May

Cheapest in

March

Average price

£281
9/11-15/11
  • 9/11-15/11
  • 2 total stops
  • 22h 35m total
  • Belfast to Istanbul
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5/11
  • 5/11
  • 1 total stop
  • 9h 15m total
  • Belfast to Istanbul
Search Deals
Highest demand for flights based on searches. 4% potential increase in price (£12 potential increase over avg. return price).
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Cheapest flight prices on average. 3% potential price decrease (£9 potential savings vs. average return price).
Search Deals
Average for round-trip flights in September 2025
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Find flight deals from Belfast Intl to Istanbul

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

Sun 9/1108:55BFS - IST
1 stop9h 10mMultiple Airlines
Sat 15/1122:00IST - BFS
1 stop13h 25mMultiple Airlines
Deal found 15/9£113
Mon 29/921:55BFS - IST
1 stop27h 55mMultiple Airlines
Mon 6/1004:45IST - BFS
1 stop18h 45mMultiple Airlines
Deal found 16/9£172
Mon 29/921:55BFS - IST
1 stop27h 55mMultiple Airlines
Sun 12/1003:35IST - BFS
1 stop10h 35mMultiple Airlines
Deal found 16/9£177

Cheapflights Fare Finder

 
Customise your flight search to find flights from Belfast Intl 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 Belfast Intl Airport to Istanbul Airport that are best for you.

Fly from

Belfast Intl

Fly to

Istanbul

Route

Depart

Return

Price

BelfastIstanbul

BFS - IST

BFSIST

Belfast Intl

Sun 9/11

08:55-21:05

1 stop9h 10m

Istanbul

Sat 15/11

22:00-08:25

1 stop13h 25m

£113

BelfastIstanbul

BFS - IST

BFSIST

Belfast Intl

Mon 29/9

21:55-03:50

1 stop27h 55m

Istanbul

Mon 6/10

04:45-21:30

1 stop18h 45m

£172

BelfastIstanbul

BFS - IST

BFSIST

Belfast Intl

Mon 29/9

21:55-03:50

1 stop27h 55m

Istanbul

Sun 12/10

03:35-12:10

1 stop10h 35m

£177

BelfastIstanbul

BFS - IST

BFSIST

Belfast Intl

Wed 5/11

08:50-21:05

1 stop9h 15m

£44

Flights are sorted by cheapest return flights first.

Deals found on 16/9

Best time to book a flight from Belfast Intl to Istanbul

Have a flexible travel schedule? Discover the best time to fly to Istanbul from Belfast Intl 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 Belfast Intl Airport to Istanbul Airport

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

Currently, January is the cheapest month in which you can book a flight from Belfast Intl Airport to Istanbul Airport (average of £159). Flying from Belfast Intl Airport 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 BFS to IST?

Find hourly flight availability from Belfast Intl 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.

Unlike in the afternoon, when flights are generally more expensive, you can save up to 17% on flights from Belfast Intl Airport to Istanbul Airport by exploring options for tickets in the morning.

How much does it cost for a return flight from Belfast Intl Airport to Istanbul Airport?

Reviews of airlines servicing Istanbul

Get insights into the airlines that provide service to Istanbul. 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 Istanbul. Reviews last updated 17 September 2025.
Check out reviews from past customers who have flown with KLM and British Airways from Belfast Intl Airport to Istanbul Airport 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.
KLM
7.8
Good
1,386 reviews
Check prices

Comfort

7.7

Food

7.3

Crew

8.4

Entertainment

7.2

Boarding

7.8

Overall

7.8

Reviews

1 / 20
4.0
Okay

Mark,Sept 2025

AMS - BHX

Crew and snacks were good, boarding wasn't great as busses were used rather than boarding tunnels. Also endured a one hour delay.
KLM
7.8
Good
1,386 reviews
KLM
7.8
Good
1,386 reviews
Check prices

Comfort

7.7

Food

7.3

Crew

8.4

Entertainment

7.2

Boarding

7.8

Overall

7.8

Reviews

1 / 20
4.0
Okay

Mark,Sept 2025

AMS - BHX

Crew and snacks were good, boarding wasn't great as busses were used rather than boarding tunnels. Also endured a one hour delay.
British Airways
6.7
Okay
7,363 reviews
KLM
7.8
Good
1,386 reviews
Check prices

Comfort

7.7

Food

7.3

Crew

8.4

Entertainment

7.2

Boarding

7.8

Overall

7.8

Reviews

1 / 20
4.0
Okay

Mark,Sept 2025

AMS - BHX

Crew and snacks were good, boarding wasn't great as busses were used rather than boarding tunnels. Also endured a one hour delay.

Related info for your journey

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

  • What are the cheapest airlines flying from Belfast Intl Airport to Istanbul Airport round-trip?

    Currently priced at £127, KLM will fly you from Belfast Intl Airport to Istanbul Airport and back. In addition to KLM, many other airlines offer competitively priced options for your trip. Check Cheapflights for deals on British Airways for as low as £214. Users have found that KLM is 61% cheaper than the other options available to this destination.

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

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

  • How can I find direct flights from Belfast Intl to Istanbul?

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

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

    Yes. Cheapflights offers flight deals from Belfast Intl 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 Belfast Intl Airport to Istanbul Airport?

    Currently, January is the cheapest month in which you can book a flight from Belfast Intl Airport to Istanbul Airport (average of £159). Flying from Belfast Intl Airport 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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Alternative routes for Belfast Intl to Istanbul

See prices for flight routes from nearby airports that may be better suited for you.
Belfast City to Istanbul flights
Belfast Intl to Sabiha Gokcen flights

Top 2 airlines flying from Belfast Intl to Istanbul

Discover the top 2 airlines that operate flights from Belfast Intl 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 858,174 searches. Data last updated 17 September 2025.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest£127Average£345FlexibilityNo cancel feeOn-time75%
Search KLM flights
British AirwaysCheapest£214Average£337FlexibilityNo cancel feeOn-time70%
Search British Airways flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Belfast Intl to Istanbul?

Deals for Belfast Intl to Istanbul flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Belfast Intl to Istanbul for you. Better yet — we are completely free to use.

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

Need flexible booking options for your flight to Istanbul from Belfast Intl? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Of course! You can now track prices for flights from Belfast Intl to Istanbul and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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