Constantine to Istanbul flights

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Lowest observed

€89

Average observed

€174

Cheapest month

October 2026

Last checked

7 Oct 2026

Observed fares. Prices may change.

Your next trip, last seen at €76

AALowest observed

16 Oct 2026

AAAir Algerie · 1 stop · One way

Cheapest observed day · Last checked: 2 Oct 2026

When to fly

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The lowest fare we observed for each month. Open a month to see its days, then pick your outbound and return. A day with no price is one we will search for you.

Prices are for observed departure and return date pairs. No data does not mean no flights.

Short answer

We have seen Air Algerie fares from Constantine to Istanbul. The lowest fare our own searches returned is €76, seen on 7 Oct 2026. The average across the fares we caught is €174. October 2026 is the cheapest month in our observations, at €89. These are prices our searches returned on the dates shown, not quotes; run a live search for today's fare.

Short answer

About this route

Explore the fares we observed from Constantine to Istanbul. Prices move often, so pick your dates to see the latest options.

ConstantineIstanbul

Route distance: 2,000 km
Typical journey time: 8h 25m
Airlines seen: Turkish Airlines, Pegasus Airlines, Air Algerie, Volotea, AJet, Transavia France
Alternative airports: SAW

Route-level information; individual journeys vary.
We have not observed non-stop service on this route; the fares shown include at least one stop.

A clearer picture of your fare

Observed, not guaranteed

Every price is a fare we actually saw, and it may change at any time.

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The price is final on the provider's site, where your booking is completed.

How our prices work

Price alert

Price alert for Constantine → Istanbul

If the observed fare for this date drops, we will email you. At most one message a day.

Frequently asked

How much is a flight from Constantine to Istanbul?

The lowest fare we have observed is €76, found on 7 Oct 2026. Prices move, so read it as a floor rather than a quote.

When is the cheapest month to fly from Constantine to Istanbul?

In our observations October 2026 is the cheapest month so far, at €89.

Are there direct flights from Constantine to Istanbul?

Our data holds no non-stop flight from Constantine to Istanbul. The fares on this page include at least one stop.

Which airlines fly from Constantine to Istanbul?

These are the carriers we have seen on the route: Air Algerie, Turkish Airlines.

How long does the flight from Constantine to Istanbul take?

The average journey time across the 54 fares we observed is 10h 14m, including any stops. Individual departures vary; the fastest observed flight is listed in the route facts above.

How observed prices work, what "No data" means and what a fare includes: Read the flight price guide