$280 Cheap Flights from Diyarbakir (DIY) to Istanbul (IST)

View $280 flight on Thu, Feb 12, 2026Opens in a new window

Popular airlines from Diyarbakir (DIY) to Istanbul Airport (IST)

Cheap Flights from Diyarbakir to Istanbul (DIY-IST)

Prices were available within the past 7 days and start at $280 for one-way flights and $538 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Turkish Airlines
Sat, Aug 23 - Wed, Aug 27
DIY
Diyarbakir
IST
Istanbul
$538 Roundtrip, found 3 hours ago
$538
Roundtrip
found 3 hours ago
Select Turkish Airlines flight, departing Sat, Aug 23 from Diyarbakir to Istanbul, returning Wed, Aug 27, priced at $538 found 3 hours ago
Flights from Diyarbakir (DIY) to Istanbul (IST)
Origin airport
Diyarbakir
Destination airport
Istanbul
Airlines serving
Turkish Airlines
Roundtrip price
$537
Distance
651 mi
Average flight time
2 hours 17 mins

Diyarbakir to Istanbul Flights

The cheapest times to fly from Diyarbakir to Istanbul

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Diyarbakir to Istanbul are during the month of August. You can find some of the cheapest flights from Diyarbakir to Istanbul with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Diyarbakir to Istanbul

Sunday is one of the best days to book for cheap flights from Diyarbakir to Istanbul: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Diyarbakir to Istanbul

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Diyarbakir to Istanbul in 2025. You can also book with separate airlines for your outbound and return journeys, from $280 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Diyarbakir to Istanbul flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Diyarbakir to Istanbul airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Diyarbakir Airport (DIY) to Istanbul (IST) cost?
Lock in a cheap one-way flight from $280 or cheap return flight from $538 from Diyarbakir Airport (DIY) to Istanbul (IST) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Diyarbakir Airport (DIY) to Istanbul (IST)?
Planning your getaway for August is a good way to save, as it's the cheapest month for flights between DIY and IST. You'll usually find the lowest fares during the off-season.
What is the cheapest airline that flies from Diyarbakir Airport (DIY) to Istanbul (IST)?
Expedia's filter tool lets you easily compare airlines, flight times and fares all in one place. Select your preferences, then sort by "Price (lowest to highest)" to find the carrier with the cheapest DIY to IST flight.
How many flights per day from Diyarbakir Airport (DIY) to Istanbul (IST)?
You'll have to book a flight with a layover when traveling from Diyarbakir Airport (DIY) to Istanbul (IST). There are no daily direct flights on this route. However, just filter your search to include one or two stops to find the best option for your trip.
What day of the week has the most flights from DIY to IST?
Generally you'll find the largest variety of flight choices on a Friday. Tuesdays tend to be the quietest.* However, this can change depending on the airline, season and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Diyarbakir Airport (DIY) to Istanbul (IST)?
Book a flight from Diyarbakir Airport (DIY) to Istanbul (IST) that leaves before 3 PM to reduce the risk of cancellations. Departures later than this are on average 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Diyarbakir Airport (DIY) to Istanbul (IST) last-minute?
Last-minute fares from DIY to IST are generally more expensive. To secure the lowest rates, start looking for flights well in advance. That said, if you're flexible with your travel plans, it's possible to land a cheap fare just before your departure.
Can I cancel or change the date of my flight from Diyarbakir Airport (DIY) to Istanbul (IST)?
It's usually possible to reschedule or cancel your DIY to IST flight. However, if it's been more than 24 hours since booking, additional fees may apply. Refer to your airline's policies in your itinerary to see what changes are possible and whether any costs are involved. You'll also find more information on our Customer Service portal.

Explore a world of travel with Expedia

*Available to One Key members.