Cheap Flights from Istanbul to St Louis

Compare Istanbul to St Louis flight deals

Find the cheapest month or even day of the year to fly to St Louis

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Find the cheapest month to fly from Istanbul to St Louis

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

Istanbul to St Louis: Alternative routes

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

Istanbul to St Louis: Flight information

The things to know before you go.
Cheapest flight foundR 12,956
Cheapest month to flyJune

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

The best price we found for a return flight from Istanbul to St Louis is R 15,723. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Istanbul to St Louis. But we found flights with one stop from R 15,666.
As of June 2025, there are no flights flying from Istanbul to St Louis.
The cheapest month to fly from Istanbul to St Louis is usually July.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Istanbul to St Louis Airport on Wednesday, 30 July 2025.
No airlines currently offer direct flights between Istanbul and St Louis 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 St Louis 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 St Louis is around 40 days in advance, so don’t leave your flight to the last minute.
The cheapest airline that flies to St Louis is Delta .

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

  • There are two main airports to jet off from in Istanbul. Explore your options departing from Istanbul Ataturk Airport (IST) or Sabiha Gokcen International Airport (SAW) when booking your flight from Istanbul to Lambert-St. Louis International Airport (STL).

  • The timezone in St Louis is UTC-5, which is eight hours behind Istanbul. Lambert-St. Louis International Airport is located in St Louis.

  • Give yourself enough time to catch your flight from Istanbul to STL. As a general rule, turn up at least two hours before international departures and an hour ahead for domestic flights.

  • Travelling during a peak time like a bank holiday? Expect longer lines at check-in and security. To be on the safe side, arrive up to four hours before international flights and two hours before domestic departures.

Airports in Istanbul

Istanbul Ataturk Airport (IST)

  • A stopover is the perfect opportunity to take a travel break and maybe even visit a new city. When browsing cheap flights from Istanbul to STL departing from Istanbul Ataturk Airport (IST), uncheck the 'Direct flights only' box to find out where you can visit along the way. Popular options include:

    • O'Hare International Airport (ORD)

    • Detroit Metropolitan Wayne County Airport (DTW)

    • Montreal-Pierre Elliott Trudeau International Airport (YUL)

  • IST is around 48 kilometres from central Istanbul. If you're ride-sharing, catching a cab or driving from the centre, it'll take 50 minutes or so to get there, depending on the traffic. If you're taking public transport, expect the journey time to be around 1 hour 45 minutes.

  • Searching for a comfortable hotel close to Istanbul Ataturk Airport? If you're catching an early flight from Istanbul to Lambert-St. Louis International Airport, these stays will have you sleeping conveniently close to check-in:

Sabiha Gokcen International Airport (SAW)

  • SAW is around 48 kilometres from central Istanbul. It'll take 55 minutes or so to get to the airport in a car from the city centre. Public transport takes roughly 1 hour 30 minutes.

  • Start your holiday early with an extra night away from home. Before catching your Istanbul to STL flight, kick back in one of these hotels near Sabiha Gokcen International Airport:

  • 76.93% of all departures from Sabiha Gokcen International Airport stick to their scheduled arrival time.

About Lambert-St. Louis International Airport (STL)

Getting from Lambert-St. Louis International Airport (STL) to central St Louis

  • Lambert-St. Louis International Airport is roughly 16 kilometres from central St Louis. How long it takes to get to the centre in a car hire or cab will depend on the time of day. Do a little research before you go.

  • If you're taking public transport, expect a journey of roughly 35 minutes.

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

  • The lowest price we've found for a one-way ticket from Istanbul to Lambert-St. Louis International Airport is R 13,003. For a return flight on this route, the best price is R 15,723. Depending on the availability when you book, these fares could change.

  • Booking in advance is often the key to finding a cheap flight from Istanbul to STL. Airlines adjust prices based on demand, so the closer you get to departure, the more expensive your ticket may be.

  • If you can be flexible with your travel plans, try using the 'Whole month' tool. It'll show you the cheapest price in every month when searching for your Istanbul to Lambert-St. Louis International Airport ticket.

  • Spend less time searching for cheap plane tickets from Istanbul to STL by setting up a Price Alert. We'll send you an email or push notification on the app when a lower fare becomes available.

  • Lock in a cheap flight from Istanbul to Lambert-St. Louis International Airport by using the search filters. Choose your ideal times, airlines and number of stops, then sort the results by 'Cheapest' for the best deals.

The best time to fly from Istanbul to Lambert-St. Louis International Airport (STL)

  • Picture the kind of break you want when planning your trip dates. April is the quietest month to go to St Louis. July is when most people book flights from Istanbul to Lambert-St. Louis International Airport (STL), which may be perfect if you're chasing more excitement.

  • Lock in an Istanbul to STL plane ticket departing in July if you want to visit the city during its warmest month. Expect temperatures in St Louis to range from 17ºC (63ºF) to 33ºC (91ºF).

  • Search for cheap tickets from Istanbul to Lambert-St. Louis International Airport in January if you like travelling in cooler conditions. Temperatures are at their lowest then, ranging between -8ºC (18ºF) and 7ºC (45ºF).

More about St Louis

Explore more of the United States

  • St Louis is always a good idea, but there are so many other parts of the United States just waiting to be explored. Around 257 kilometres east of St Louis, a visit to Evansville will keep your itinerary packed. Start with attractions like Mesker Park Zoo, Riverfront Park and Evansville Zoological Society.

  • Columbia is another standout destination in the United States and is around 177 kilometres west of St Louis. No trip is complete without experiencing Sentinel Park, Museum of Art and Archaeology and Bur Oak Brewing Company.

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