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Cheap flights from Belfast Intl Airport to Istanbul Airport from £117

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 27/5. Fares are subject to change and may not be available on all flights or dates of travel.
BFS — IST
4 Jun — 11 Jun1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Belfast Intl to Istanbul

Enter your travel dates to find the best prices.

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 5 May 2026.

Tue 16/622:30
BFS
-
IST
1 stop12h 40m
Multiple Airlines
Tue 23/620:15
IST
-
BFS
1 stop13h 15m
Multiple Airlines
Deal found 2/5£152
Mon 15/620:15
BFS
-
IST
1 stop14h 55m
Multiple Airlines
Tue 23/620:15
IST
-
BFS
1 stop13h 15m
Multiple Airlines
Deal found 2/5£154
Thu 4/621:25
BFS
-
IST
1 stop20h 05m
Multiple Airlines
Thu 11/613:50
IST
-
BFS
1 stop22h 50m
Multiple Airlines
Deal found 3/5£162
Tue 2/622:30
BFS
-
IST
1 stop12h 40m
Multiple Airlines
Tue 9/620:15
IST
-
BFS
1 stop13h 15m
Multiple Airlines
Deal found 30/4£173
Sun 8/1109:25
BFS
-
IST
1 stop9h 35m
Multiple Airlines
Fri 13/1122:40
IST
-
BFS
1 stop12h 00m
Multiple Airlines
Deal found 3/5£187
Mon 1/614:40
BFS
-
IST
2 stops16h 05m
Multiple Airlines
Fri 5/613:50
IST
-
BFS
1 stop11h 10m
Multiple Airlines
Deal found 3/5£193
Mon 5/1008:15
BFS
-
IST
1 stop9h 20m
Multiple Airlines
Sat 10/1014:15
IST
-
BFS
1 stop8h 45m
Multiple Airlines
Deal found 4/5£247
Tue 26/514:15
BFS
-
IST
1 stop9h 50m
Multiple Airlines
Sun 31/517:45
IST
-
BFS
1 stop9h 05m
Multiple Airlines
Deal found 4/5£254
Sun 10/522:10
BFS
-
IST
1 stop13h 00m
Multiple Airlines
Wed 13/520:10
IST
-
BFS
1 stop13h 30m
Multiple Airlines
Deal found 3/5£275
Sat 30/515:40
BFS
-
IST
1 stop8h 25m
Multiple Airlines
Sat 6/620:05
IST
-
BFS
1 stop15h 55m
Multiple Airlines
Deal found 2/5£303

Find 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 5 May 2026.

Round-trip from

£152

One-way from

£117

Popular in

July

Cheapest in

January

Average price

£325
16/6-23/6
  • 16/6-23/6
  • 2 total stops
  • 25h 55m total
  • Belfast to Istanbul
Search Deals
27/5
  • 27/5
  • 1 total stop
  • 15h 00m total
  • Belfast to Istanbul
Search Deals
Highest demand for flights based on searches. 20% potential increase in price (£67 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£12 potential savings vs. average return price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

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 5 May 2026.
Use the filters below to find and compare flights from Belfast Intl Airport to Istanbul Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

BelfastIstanbul

BFS - IST

BFSIST

Belfast Intl

Tue 16/6

22:30-13:10

1 stop12h 40m

Istanbul

Tue 23/6

20:15-07:30

1 stop13h 15m

£152

BelfastIstanbul

BFS - IST

BFSIST

Belfast Intl

Mon 15/6

20:15-13:10

1 stop14h 55m

Istanbul

Tue 23/6

20:15-07:30

1 stop13h 15m

£154

BelfastIstanbul

BFS - IST

BFSIST

Belfast Intl

Thu 4/6

21:25-19:30

1 stop20h 05m

Istanbul

Thu 11/6

13:50-10:40

1 stop22h 50m

£162

BelfastIstanbul

BFS - IST

BFSIST

Belfast Intl

Tue 2/6

22:30-13:10

1 stop12h 40m

Istanbul

Tue 9/6

20:15-07:30

1 stop13h 15m

£173

BelfastIstanbul

BFS - IST

BFSIST

Belfast Intl

Mon 1/6

14:40-08:45

2 stops16h 05m

Istanbul

Fri 5/6

13:50-23:00

1 stop11h 10m

£193
Fastest return journey

BelfastIstanbul

BFS - IST

BFSIST

Belfast Intl

Mon 5/10

08:15-19:35

1 stop9h 20m

Istanbul

Sat 10/10

14:15-21:00

1 stop8h 45m

£247

BelfastIstanbul

BFS - IST

BFSIST

Belfast Intl

Tue 26/5

14:15-02:05

1 stop9h 50m

Istanbul

Sun 31/5

17:45-00:50

1 stop9h 05m

£254

BelfastIstanbul

BFS - IST

BFSIST

Belfast Intl

Tue 19/5

06:15-23:30

1 stop15h 15m

Istanbul

Sat 23/5

20:25-09:25

1 stop15h 00m

£669
Cheapest one-way

BelfastIstanbul

BFS - IST

BFSIST

Belfast Intl

Wed 27/5

20:10-13:10

1 stop15h 00m

£117

BelfastIstanbul

BFS - IST

BFSIST

Belfast Intl

Tue 19/5

07:35-08:45

2 stops23h 10m

£120

Flights are sorted by cheapest return flights first.

Deals found on 4/5

Showing 1-10 of 14 resultsSorted by cheapest first
1
2

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

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 5 May 2026.
Check out reviews from past customers who have flown with KLM 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
1,511 reviews
Check prices

Overall

7.8

Boarding

7.8

Food

7.3

Comfort

7.7

Crew

8.4

Entertainment

7.2

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful
KLM
7.8
Good
1,511 reviews
KLM
7.8
Good
1,511 reviews
Check prices

Overall

7.8

Boarding

7.8

Food

7.3

Comfort

7.7

Crew

8.4

Entertainment

7.2

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful

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 is the cheapest airline to fly from Belfast Intl Airport to Istanbul Airport round-trip?

    Currently priced at £204, 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. Users have found that KLM is 43% 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.

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 airline flying from Belfast Intl to Istanbul

Discover the top airline 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 5 May 2026.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest£204Average£407FlexibilityNo cancel feeOn-time75%
Search KLM 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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