Istanbul to Castries flights

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Airlines seen: Aegean Airlines, Air Canada, Air Serbia, Air Transat, AJet, British Airways +16 more
Typical journey time: 38h 39m

Lowest observed

€630

Average observed

€740

Cheapest month

November 2026

Last checked

8 Oct 2026

Observed fares. Prices may change.

Your next trip, last seen at €546

Lowest observed

8 Nov 2026

One way

Cheapest observed day · Last checked: 6 Sep 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 Aegean Airlines fares from Istanbul to Castries. The average across the fares we caught is €740. November 2026 is the cheapest month in our observations, at €630. 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 Istanbul to Castries. Prices move often, so pick your dates to see the latest options.

Route distance: 8,991 km
Typical journey time: 38h 39m
Airlines seen: Aegean Airlines, Air Canada, Air Serbia, Air Transat, AJet, British Airways +16 more
Seen on fares with a connection: Pegasus Airlines, Turkish Airlines, AJet, JetBlue, Air Transat, Wizz Air UK +6 more
Alternative airports: SAW, UVF

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

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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

Frequently asked

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

In our observations November 2026 is the cheapest month so far, at €630.

Are there direct flights from Istanbul to Castries?

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

Which airlines fly from Istanbul to Castries?

These are the carriers we have seen on the route: Aegean Airlines, Air Canada, Air Serbia, Air Transat, AJet, British Airways +16 more.

How long does the flight from Istanbul to Castries take?

The average journey time across the 39 fares we observed is 53h 03m, including any stops. Individual departures vary; the fastest observed flight is listed in the route facts above.

How many of the observed Istanbul to Castries fares were non-stop?

None of the 46 fares we observed was non-stop; every one included at least one stop. That describes our observations, not every flight that operates.

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