Cheap flights from Tehran to Istanbul

Mehrabad
THR
Istanbul
IST

Flight deals from Tehran to Istanbul

Below you can see the best deals on flights Tehran — Istanbul for upcoming dates. Direct and connecting flights from various airlines — compare prices and choose the right ticket.

Top 10 cheap flights from Tehran to Istanbul

When is the best time to book a flight from Tehran to Istanbul?

The price of a flight from Tehran to Istanbul changes depending on how far ahead you book. For the best chance of a lower fare, book around 9 days before departure, when the average ticket costs about $375. Fares also tend to climb as the departure date gets closer.

About the Tehran — Istanbul flight

Looking for cheap flights from Tehran to Istanbul? Compare fares from different airlines, check the flight schedule and travel time — and book your Tehran — Istanbul ticket online at the best price.

The route has direct flights — around 137 flights per week, flights are operated by Turkish Airlines, AJet, QB, W5 and 6 more airlines, a nonstop flight takes about 3 h 3 min, the distance between the cities is around 2,034 km.

Planning your trip? You may find our Istanbul travel guide, how to get from the airport into town and Istanbul weather forecast useful. To catch a low fare, use the low-price calendar and the monthly price chart on this page.

Facts about this route

YesDirect flights
2,034 kmDistance
3 h 3 minTravel time
10Airlines
137 / wkFlights

Flight schedule from Tehran to Istanbul

The table shows direct flights from Tehran to Istanbul on the selected date. The flight takes approximately 3 h 3 min. Regular flights are operated by Turkish Airlines, AJet, QB and W5. Departures from Mehrabad International Airport and Imam Khomeini International Airport airports, arrivals at Istanbul Airport and Sabiha Gokcen International Airport.

For each flight, the following details are shown: departure time (local), arrival city and airport, flight number and airline, terminal or gate, and status. Click on a flight to open its details and go to ticket search. To view flights on a different day, change the date above the table.

Today
Any time
Last update: 14 Aug 2026

Prices by month

Average one-way fares from Tehran to Istanbul by month. Tickets are usually cheapest in January (around $102) and priciest in July (about $168) — use the table and chart below to pick the best time to fly.

MonthAverage priceLevelMonthAverage priceLevelMonthAverage priceLevel
Jan$102lowMay$144highSep$132medium
Feb$102lowJun$156highOct$126medium
Mar$138highJul$168highNov$108low
Apr$120mediumAug$162highDec$102low

Some values are estimated based on seasonality.

When to fly

Weather in Istanbul: it is warmest in August (up to 29 °C on average) and coolest in January (around 10 °C). The driest month is August.

Temperature · Istanbul

Dry and wet days · Istanbul

Wind speed and direction · Istanbul

We'll let you know if you need a visa

Enter your destination or
Your nationality
Destination

How to get the best deal on a Tehran — Istanbul ticket

  • Book ahead: fares for Tehran — Istanbul are usually lower 3–8 weeks before departure than at the last minute.
  • Play with your dates — Tuesday, Wednesday and Saturday departures are often cheaper than Friday and Sunday.
  • Tehran is served by more than one airport — compare fares and travel time to each before you book.
  • Flights Tehran — Istanbul operate on Sundays, Mondays, Tuesdays, Wednesdays, Fridays and Saturdays — keep that in mind when picking your travel dates.
  • Compare direct and connecting flights: nonstop is faster, while a connection is sometimes noticeably cheaper.
  • Watch the low-price calendar and the monthly price trend on this page — they make it easier to catch a good date.
  • Travelling light? Pick a cabin-baggage-only fare — tickets without checked luggage are noticeably cheaper.
  • Get to the airport in good time — about 2–3 hours before an international departure and roughly an hour before a domestic one.

Airlines

Flights on the Tehran — Istanbul route are operated by 10 airlines; Turkish Airlines runs the most flights (around 55% of all flights). Compare carriers, flight shares and schedules below.

  • Turkish AirlinesTK
    25x/week
    WebsiteFleet: 49283.4M pax/year
    • Direct flight IKA → IST25x/week
      Duration
      3h 34m
      Days
      MTWTFSS
    54.7%Open →
  • AJetVF
    15x/week
    WebsiteFleet: 8520M pax/year
    • Direct flight IKA → SAW15x/week
    32.1%Open →
  • QBQB
    1x/week
    • Direct flight IKA → IST1x/week
      Duration
      30m
      Days
      MTWTFSS
    2.9%
  • W5W5
    1x/week
    • Direct flight IKA → IST1x/week
      Duration
      30m
      Days
      MTWTFSS
    2.9%
  • B9B9
    1x/week
    • Direct flight IKA → IST1x/week
      Duration
      30m
      Days
      MTWTFSS
    2.2%
  • I3I3
    1x/week
    • Direct flight IKA → IST1x/week
      Duration
      30m
      Days
      MTWTFSS
    2.2%
  • Armenian AirlinesJI
    1x/week
    WebsiteFleet: 2200k pax/year
    • Direct flight IKA → IST1x/week
    0.7%Open →
  • Caspian AirlinesIV
    1x/week
    WebsiteFleet: 101M pax/year
    • Direct flight IKA → IST1x/week
    0.7%Open →
  • ISIS
    1x/week
    • Direct flight IKA → IST1x/week
      Duration
      30m
      Days
      MTWTFSS
    0.7%
  • IRIR
    1x/week
    • Direct flight IKA → IST1x/week
      Duration
      30m
      Days
      MTWTFSS
    0.7%

Cities and airports on the Tehran — Istanbul route

Flights Tehran — Istanbul depart from Mehrabad International Airport and Imam Khomeini International Airport and arrive at Istanbul Airport and Sabiha Gokcen International Airport. Below are pages for the cities, countries, and airports on the route: airlines, schedules, and travel guides.

Departure

Tehran

THR
Iran
About the cityHow to get thereWeatherAll about the country Iran
Arrival

Istanbul

IST
Turkey
About the cityHow to get thereWeatherAll about the country Turkey
Departure airports
Arrival airports

Interesting articles about Istanbul

Istanbul Stopover: What to See in the City in One DayTravel Ideas

Istanbul Stopover: What to See in the City in One Day

In the ‘Stopover’ section, we tell you how to spend time in a transit city — wisely and without suffering at the airport. The first issue is about Istanbul, which is popular nowadays. Columnist Ekater…

Free Istanbul Tour by Turkish AirlinesTips for Travelers

Free Istanbul Tour by Turkish Airlines

We have already written that some airports offer free tours to passengers flying in transit.Now let’s talk about the free Istanbul tour and the “Stopover in Istanbul” service. If you are flying throug…

Shopping in IstanbulTravel Ideas

Shopping in Istanbul

Istanbul attracts tourists from all over the world not only with its culture and history, but also with its shopping opportunities: the city is located on two continents, which is why fashionable shop…

Best Districts in Istanbul for Choosing a HotelWhere to go

Best Districts in Istanbul for Choosing a Hotel

Every tourist city has its own character. While some highlight main points of attraction, others operate with entire districts. Istanbul falls into the second category. Of course, it has its main list…

What to try from street food in IstanbulTravel Ideas

What to try from street food in Istanbul

It would seem that all the sights have been seen, phone memory is full of selfies with happy faces, and after shopping, bags no longer fit in your hands. So what else can Turkey surprise you with? The…

Princes’ Islands in IstanbulTravel Ideas

Princes’ Islands in Istanbul

Istanbul… Saying this word, you can hear the noise of the Bosphorus Strait, the purring of cats, and the sounds of Turkish bazaars. But what if we told you that you can also find the Princes’ Islands…

Frequently asked questions about the Tehran — Istanbul flight

How long is the flight from Tehran to Istanbul?

A nonstop Tehran — Istanbul flight takes about 3 h 3 min — the distance between the cities is around 2,034 km.

How far is it from Tehran to Istanbul?

The distance from Tehran to Istanbul is about 2,034 km, which a nonstop flight covers in around 3 h 3 min.

Are there direct flights from Tehran to Istanbul?

Yes, there are nonstop flights Tehran — Istanbul — around 137 flights per week.

Which airlines fly from Tehran to Istanbul?

Airlines operating Tehran — Istanbul include Turkish Airlines, AJet, QB, W5, B9. See the full list with schedules in the "Airlines" section on this page.

Which airports do Tehran — Istanbul flights use?

Flights from Tehran depart from Mehrabad International Airport, Imam Khomeini International Airport, and arrive at Istanbul Airport, Sabiha Gokcen International Airport. If a city has more than one airport, check which one your ticket uses before you travel.

How much is a ticket from Tehran to Istanbul?

The price of a Tehran — Istanbul ticket depends on your travel date, season and demand. Check the current lowest fare and low-price calendar on this page.

When is the best time to book flights Tehran — Istanbul?

Flights Tehran — Istanbul are usually cheaper when booked in advance — a few weeks before departure and away from peak dates. Compare prices by month in the price trend chart on this page.

How can I find the cheapest flights from Tehran to Istanbul?

To catch a low fare Tehran — Istanbul, book a few weeks in advance, keep your dates flexible, and compare airlines and connecting options. The low-price calendar and monthly price chart on this page show the cheapest days and months at a glance.

How early should I arrive at the airport?

For international flights, plan to be at the airport about 2–3 hours before departure, and around an hour before a domestic flight. Allow extra time during busy travel seasons and at large hubs, where check-in and security lines can be longer.

Where else you can fly from Tehran

See all
AnkaraDubaiSulaymaniyahTabrizMashhadShirazDohaKuwait CityBakuSaint PetersburgRiyadhCairoMoscowLondonKarachiParisDelhiMumbaiBaghdadBangkokBasraLahoreDamascusAshgabatKirkukKabul

Where else you can fly from Istanbul

See all
AntalyaIzmirAnkaraBodrumLondonMuglaErcanMersinMoscowTrabzonAthensKayseriTashkentGaziantepDubaiParisJeddahBakuBeirutFrankfurt am MainAmsterdamRomeBucharestSamsunCairoViennaRiyadhDusseldorfAmmanRizeMunichBerlinWarsawNevsehirDiyarbakirTbilisiAlmatyBrusselsKuwait CityZurich

We use cookies and services to collect user information. This is essential for the functioning of the site and for marketing purposes. You can find out more in .