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Cheap flights from Belfast Intl Airport to Istanbul from £71

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 21/6. Fares are subject to change and may not be available on all flights or dates of travel.
BFS — IST
29 May — 5 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 29 April 2026.

Tue 9/622:30
BFS
-
IST
1 stop12h 40m
Multiple Airlines
Tue 16/620:15
IST
-
BFS
1 stop13h 15m
Multiple Airlines
Deal found 29/4£135
Wed 10/620:10
BFS
-
IST
1 stop15h 00m
Multiple Airlines
Wed 17/620:15
IST
-
BFS
1 stop13h 25m
Multiple Airlines
Deal found 25/4£149
Thu 11/606:10
BFS
-
IST
1 stop11h 25m
Multiple Airlines
Thu 18/620:15
IST
-
BFS
1 stop13h 40m
Multiple Airlines
Deal found 27/4£163
Wed 13/505:55
BFS
-
SAW
1 stop12h 30m
Multiple Airlines
Sun 17/521:10
SAW
-
BFS
1 stop14h 55m
Multiple Airlines
Deal found 28/4£170
Wed 13/506:10
BFS
-
IST
1 stop11h 20m
Multiple Airlines
Sun 17/520:15
IST
-
BFS
1 stop13h 30m
Multiple Airlines
Deal found 28/4£206
Mon 21/908:15
BFS
-
IST
1 stop9h 20m
Multiple Airlines
Mon 28/913:50
IST
-
BFS
1 stop11h 20m
Multiple Airlines
Deal found 25/4£220

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 (TR5). 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 29 April 2026.

Round-trip from

£135

One-way from

£71

Popular in

August

Cheapest in

January

Average price

£278
9/6-16/6
  • 9/6-16/6
  • 2 total stops
  • 25h 55m total
  • Belfast to Istanbul
Search Deals
21/6
  • 21/6
  • 1 total stop
  • 19h 25m total
  • Belfast to Istanbul
Search Deals
Highest demand for flights based on searches. 13% potential increase in price (£40 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£10 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 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 29 April 2026.
Use the filters below to find and compare flights from Belfast Intl Airport to Istanbul that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

BelfastIstanbul

BFS - IST

BFSIST

Belfast Intl

Tue 9/6

22:30-13:10

1 stop12h 40m

Istanbul

Tue 16/6

20:15-07:30

1 stop13h 15m

£135

BelfastIstanbul

BFS - IST

BFSIST

Belfast Intl

Wed 10/6

20:10-13:10

1 stop15h 00m

Istanbul

Wed 17/6

20:15-07:40

1 stop13h 25m

£149

BelfastIstanbul

BFS - IST

BFSIST

Belfast Intl

Thu 11/6

06:10-19:35

1 stop11h 25m

Istanbul

Thu 18/6

20:15-07:55

1 stop13h 40m

£163

BelfastIstanbul

BFS - SAW

BFSSAW

Belfast Intl

Wed 13/5

05:55-20:25

1 stop12h 30m

Istanbul Sabiha Gokcen

Sun 17/5

21:10-10:05

1 stop14h 55m

£170

BelfastIstanbul

BFS - IST

BFSIST

Belfast Intl

Wed 13/5

06:10-19:30

1 stop11h 20m

Istanbul

Sun 17/5

20:15-07:45

1 stop13h 30m

£206
Fastest return journey

BelfastIstanbul

BFS - IST

BFSIST

Belfast Intl

Mon 21/9

08:15-19:35

1 stop9h 20m

Istanbul

Mon 28/9

13:50-23:10

1 stop11h 20m

£220
Cheapest one-way

BelfastIstanbul

BFS - IST

BFSIST

Belfast Intl

Sun 21/6

22:10-19:35

1 stop19h 25m

£71

BelfastIstanbul

BFS - SAW

BFSSAW

Belfast Intl

Thu 7/5

06:35-22:30

1 stop13h 55m

£77

BelfastIstanbul

BFS - SAW

BFSSAW

Belfast Intl

Sun 21/6

22:10-17:40

1 stop17h 30m

£87

BelfastIstanbul

BFS - IST

BFSIST

Belfast Intl

Thu 7/5

20:55-13:05

1 stop14h 10m

£95

Flights are sorted by cheapest return flights first.

Deals found on 28/4

Showing 1-10 of 12 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

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

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 29 April 2026.
Get a feel of what it's like to fly with KLM from Belfast Intl Airport to Istanbul by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.8
Good
1,510 reviews
Check prices

Comfort

7.7

Entertainment

7.1

Overall

7.8

Crew

8.4

Boarding

7.8

Food

7.3

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
1,510 reviews
KLM
7.8
Good
1,510 reviews
Check prices

Comfort

7.7

Entertainment

7.1

Overall

7.8

Crew

8.4

Boarding

7.8

Food

7.3

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 round-trip?

    Cheapflights users have booked flights from Belfast Intl Airport to Istanbul round-trip from £204. KLM is 41% cheaper than the average price of flights available within the next 90 days 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

Browse thousands of different options on Cheapflights for your next trip

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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 29 April 2026.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest£204Average£409FlexibilityNo 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?

Cheapflights makes it easy to find Belfast Intl to Istanbul flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

Cheapflights simply makes it quick and affordable to book flights from Belfast Intl to Istanbul by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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

Certainly. Search results for flights to Istanbul from Belfast Intl shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Yes, Cheapflights offers price alerts on Belfast Intl to Istanbul flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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