Cheap Flights from St Louis to Istanbul

Compare St Louis to Istanbul flight deals

Find the cheapest month or even day of the year to fly to Istanbul

Book the best Istanbul fare with no extra fees

Find the cheapest month to fly from St Louis to Istanbul

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like St Louis to Istanbul flights are currently cheapest in September.

St Louis to Istanbul: Alternative routes

Compare routes from St Louis to Istanbul below. You may find an airport to fly into that's cheaper, faster, or easier than Istanbul.

St Louis to Istanbul: Flight information

The things to know before you go.
Cheapest flight foundRs96,859
Cheapest month to flySeptember

Finding cheap flights from St Louis to Istanbul: Frequently asked questions

Currently, there are no airlines that fly direct from St Louis to Istanbul. But we found flights with one or more stops from Rs174,422.
As of February 2026, there are no flights flying from St Louis to Istanbul.
The cheapest month to fly from St Louis to Istanbul is usually April.
No airlines currently offer direct flights between St Louis Airport and Istanbul Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Istanbul but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Istanbul is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, British Airways offers the cheapest flight tickets to Istanbul.

Travelling from Lambert-St. Louis International Airport (STL) to Istanbul Ataturk Airport (IST): what you need to know

  • Istanbul is eight hours ahead of St Louis and is in the UTC+3 timezone.

  • Arriving two hours before an international flight and one hour ahead of a domestic departure are golden rules for stress-free travel. Be at the airport with enough time to catch your STL to IST flight.

  • You'll likely experience longer lines in popular months such as July. Arriving up to four hours in advance for international flights and two hours for domestic departures will help ensure a smooth travel experience.

  • If you want to break up your flight, just deselect 'Direct flights only' when searching for your ticket from Lambert-St. Louis International Airport to Istanbul Ataturk Airport. These are the most popular stopovers between STL and IST:

    • O'Hare International Airport

    • Pearson International Airport

    • Hartsfield-Jackson Atlanta International Airport

How to find the cheapest flights from Lambert-St. Louis International Airport (STL) to Istanbul Ataturk Airport (IST)

  • Rs96,859 is currently the lowest price for a one-way Lambert-St. Louis International Airport to Istanbul Ataturk Airport flight. A return flight starts from Rs174,422. These fares may change based on availability.

  • It's usually smart to book early if you're hoping to get cheap tickets from STL to IST. That's because airlines change prices based on demand, which tends to rise closer to departure.

  • Finding cheap flights from Lambert-St. Louis International Airport to Istanbul Ataturk Airport is easy if you're flexible with your travel plans. Use the 'Whole month' tool to see the best prices across the month and score a great deal.

  • Landing cheap flights from STL to IST is easy with Price Alerts. Simply create one of these automatic alerts and we'll let you know as soon as there's a better deal.

  • Pick your preferred departure and arrival times, airlines and number of stops with the filters. Alternatively, sort your results by 'Cheapest' to get the best deals on flights from Lambert-St. Louis International Airport to Istanbul Ataturk Airport.

Handy information about Lambert-St. Louis International Airport (STL)

Arriving at Istanbul Ataturk Airport (IST)

  • The last thing you need is a long journey to your hotel if you're getting in late on a Lambert-St. Louis International Airport to Istanbul Ataturk Airport flight. Reserve one of these accommodation options near IST instead:

  • Travel at your own speed with an Istanbul Ataturk Airport rental car. Pick up your wheels from Hit, Avec car rentals or Eren Rent a Car and experience more of Istanbul and beyond.

  • Booking your vehicle from Istanbul Ataturk Airport around two weeks ahead boosts your odds of scoring a great price.

Getting from Istanbul Ataturk Airport (IST) to central Istanbul

  • From Istanbul Ataturk Airport, Istanbul is approximately 48 kilometres away. It takes around 50 minutes to reach the centre by car.

  • Getting to the centre by public transport typically takes 1 hour 45 minutes.

When to fly to Istanbul Ataturk Airport (IST)

  • It's time to choose your dates for your flight from Lambert-St. Louis International Airport to Istanbul Ataturk Airport. April is the most popular month to visit Istanbul. If you're after a quieter vibe, go in February.

  • Lock in your flight from Lambert-St. Louis International Airport to Istanbul Ataturk Airport for August if you'd like to go to Istanbul during its warmest month. You can expect temperatures of between 20ºC and 30ºC.

  • January sees average temperatures of between 2ºC and 11ºC. Search for cheap tickets from STL to IST sometime then if you want to travel in cooler conditions.

Explore more of Türkiye (Turkey)

  • Istanbul has loads to offer, but there are so many other parts of Türkiye (Turkey) waiting to be explored. About 354 kilometres east of Istanbul, a visit to Ankara will keep your itinerary busy. Start with leading sights like Museum of Anatolian Civilizations, Kocatepe Mosque (Kocatepe Camii) and Genclik Park.

  • Izmir is another favourite destination in Türkiye (Turkey) and is around 322 kilometres south-west of Istanbul. No trip is complete without experiencing Kordonboyu, Kadifekale Castle and Konak Square.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.