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Cheap flights from Constantine to Istanbul Airport from £227

CZL — IST
23 Oct — 30 Oct1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Constantine to Istanbul

Enter your travel dates to find the best prices.

Cheapest flights from Constantine to Istanbul

Fri 23/1020:30 -
Nonstop2h 50m
Fri 30/1002:30 -
Nonstop3h 00m
Deal found 22/9£227
Fri 23/1020:30 -
Nonstop2h 50m
Sun 1/1105:00 -
1 stop17h 10m
Deal found 22/9£245
Thu 22/1020:20 -
1 stop21h 00m
Thu 29/1001:40 -
1 stop12h 40m
Deal found 22/9£246
Tue 20/1012:40 -
1 stop13h 05m
Mon 26/1002:30 -
Nonstop3h 00m
Deal found 21/9£246
Mon 9/1118:00 -
1 stop20h 00m
Mon 16/1107:25 -
1 stop11h 45m
Deal found 20/9£249
Fri 23/1020:30 -
Nonstop2h 50m
Tue 27/1002:30 -
Nonstop3h 00m
Deal found 22/9£263
Wed 21/1017:10 -
1 stop8h 35m
Fri 30/1002:30 -
Nonstop3h 00m
Deal found 22/9£264
Thu 22/1013:00 -
2 stops28h 20m
Fri 30/1002:30 -
Nonstop3h 00m
Deal found 22/9£268
Sat 26/913:55 -
Nonstop3h 10m
Sat 3/1011:30 -
Nonstop3h 20m
Deal found 20/9£275

Find flight deals from Constantine to Istanbul

Round-trip from

£225

Popular in

August

Cheapest in

January

Average price

£203

Good one-way deal

£268 or less
Air Algerie
  • Air Algerie
  • 18/3-24/3
  • 1 total stop
  • 22h 50m total
  • Constantine to Istanbul
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (£14 potential increase over avg. return price).
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Cheapest flight prices on average. 2% potential price decrease (£4 potential savings vs. average return price).
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Average for round-trip flights in September 2026
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Price to beat on a one-way flight from Constantine Ain El Bey to Istanbul.
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Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Constantine to Istanbul Airport that are best for you.

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Route

Depart

Return

Price

Cheapest return flight

ConstantineIstanbul

CZL Constantine Ain El Bey - IST Istanbul

CZLIST

Constantine Ain El Bey

Thu 18/3

20:25-01:15

Nonstop2h 50m

Istanbul

Wed 24/3

01:40-19:40

1 stop20h 00m

£227
Fastest return journey

ConstantineIstanbul

CZL Constantine Ain El Bey - IST Istanbul

CZLIST

Constantine Ain El Bey

Thu 18/3

14:25-19:35

Nonstop3h 10m

Istanbul

Thu 25/3

11:45-13:20

Nonstop3h 35m

£240

ConstantineIstanbul

CZL Constantine Ain El Bey - IST Istanbul

CZLIST

Constantine Ain El Bey

Tue 20/10

06:10-01:15

2 stops41h 05m

Istanbul

Mon 26/10

02:30-03:30

Nonstop3h 00m

£251

ConstantineIstanbul

CZL Constantine Ain El Bey - IST Istanbul

CZLIST

Constantine Ain El Bey

Sat 3/10

09:00-00:40

1 stop13h 40m

Istanbul

Tue 13/10

05:00-13:10

1 stop10h 10m

£282

Flights are sorted by cheapest return flights first.

Deals found on 20/9

Sorted by cheapest first

Best time to book a flight from Constantine to Istanbul

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

Cheapflights Insights

Everything you need to know about your flight from Constantine to Istanbul Airport

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

Booking 62 days in advance of your planned departure date is, on average, the best time to get cheap flights from Constantine 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 Constantine to Istanbul Airport?

Currently, January is the cheapest month in which you can book a flight from Constantine to Istanbul Airport (average of £151). Flying from Constantine to Istanbul Airport in August is currently the most expensive (average of £235). 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 CZL to IST?

When flying from Constantine to Istanbul Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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

Airfare is typical for this route at the moment.

Constantine to Istanbul Airport flights typically cost between £148 and £234 in March.
The cheapest return price found within the last 5 days was £225 on Air Algerie (18 Mar–24 Mar).

Related info for your journey

  • What airport do you fly from for flights from Constantine to Istanbul?

    Constantine Ain El Bey (CZL) is the airport you will fly out of if you book a flight from Constantine to Istanbul. You should not have trouble finding flights to Istanbul from Ain El Bey; 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 Constantine airport to Istanbul. It is only a 5.7 mi journey to Ain El Bey (CZL) from Constantine’s city center.

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

    There are many flights that can get you from Constantine to Istanbul Airport in 2h 50m. Fly via Air Algerie or Turkish Airlines to get the fastest option. There are 1236 mi between Constantine and Istanbul Airport. Generally, flights for this route are direct.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Constantine to Istanbul Airport (average of £151). Flying from Constantine to Istanbul Airport in August is currently the most expensive (average of £235). 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

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Alternative routes for Constantine to Istanbul

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Algiers to Istanbul flights

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Users can book flights with no change fees policies with our dedicated filters. Book flights from Constantine to Istanbul flexibly with Cheapflights today.

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Yes, Cheapflights offers price alerts on Constantine 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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