Question 1

What is the cheapest month to book a flight from Istanbul Airport to St. Louis?

Accepted Answer

Currently, August is the cheapest month in which you can book a flight from Istanbul Airport to St. Louis (average of $311). Flying from Istanbul Airport to St. Louis in March is currently the most expensive (average of $356). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Question 2

What is the cheapest day to fly from Istanbul Airport to St. Louis?

Accepted Answer

Travelers seeking maximum savings on their Istanbul Airport to St. Louis flight should consider departing on Tuesday mornings when fares are most often at their lowest. Thursday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Question 3

E

Accepted Answer

In terms of precipitation, rainfall in St. Louis ranges from 2.2 - 4.7 inches per month. May is typically the wettest month, when rainfall can reach 4.7 in. February is typically the driest time to visit St. Louis when rainfall is around 2.2 in.

Question 4

E

Accepted Answer

If weather is an important factor for your trip to St. Louis, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 32.0 F).

Question 5

What is the cheapest day to fly round-trip from Istanbul Airport to St. Louis?

Accepted Answer

Users have found that flying from Istanbul Airport to St. Louis on a Wednesday typically leans towards higher prices. However, this doesn’t mean you still can’t find a deal. Flexibility with other aspects of your flight can still land a great price for your trip.

Question 6

What is the cheapest month to fly from Istanbul Airport to St. Louis?

Accepted Answer

February can be a great time to fly to St. Louis from Istanbul Airport with a flight ticket averaging about $946. Cheapflights users have found deals in the month of February for as cheap as $661. The most expensive prices can be found in the month of June.

Question 7

What is the cheapest time of day to fly from IST to STL?

Accepted Answer

It’s typically best to fly out from Istanbul Airport to St. Louis at noon. Doing so could potentially save you 28% on the flight price compared to flying in the morning, which is usually more expensive.

Question 8

What airport do you fly into for flights to St. Louis from Istanbul?

Accepted Answer

Lambert-St Louis (STL), located 12.7 mi from the city center, is the airport you fly into when you book flights from Istanbul to St. Louis. 0 airlines have flights to Lambert-St Louis from Istanbul on a regular basis. Booking flights from Istanbul to Lambert-St Louis should not be difficult; the airport handles an average of 0 inbound flights from Istanbul per day.

Question 9

Can I find deals for flights from Istanbul to St. Louis that include hotel bookings?

Accepted Answer

Yes. In addition to deals on Istanbul to St. Louis flights, Cheapflights offers vacation packages that include both flights and hotel.

Question 10

How can I find direct flights from Istanbul to St. Louis?

Accepted Answer

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Istanbul to St. Louis.

Question 11

Can I find deals for business class flights from Istanbul to St. Louis?

Accepted Answer

Yes. Cheapflights offers flight deals from Istanbul to St. Louis by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

Popular in	June
Cheapest in	February
Average price	$1,181

Cheap flights from Istanbul (IST) to St. Louis (STL)

Find cheap flights from Istanbul to St. Louis with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Istanbul to St. Louis

Popular in

Cheapest in

Average price

Best time to book a flight from Istanbul to St. Louis

Have a flexible travel schedule? Discover the best time to fly to St. Louis from Istanbul with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Istanbul Airport to St. Louis

What is the cheapest time of day to fly from IST to STL?

Find hourly flight availability from Istanbul to St. Louis. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 31, 2025.

Related info for your journey

Find useful and relevant information for your journey from Istanbul to St. Louis. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly into for flights to St. Louis from Istanbul?

Can I find deals for flights from Istanbul to St. Louis that include hotel bookings?

How can I find direct flights from Istanbul to St. Louis?

Can I find deals for business class flights from Istanbul to St. Louis?

What is the cheapest month to book a flight from Istanbul Airport to St. Louis?

Traveling to a place near St. Louis?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Istanbul to St. Louis

See prices for flight routes from nearby airports that may be better suited for you.

100% Free

Book with Flexibility

Travel Smart