Cheap flights from St. Louis to Istanbul from $471
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to Istanbul departing on 8/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Lufthansa flights from St. Louis to Istanbul Airport
Our best Lufthansa deals on St. Louis to Istanbul Airport flight tickets
British Airways flights from St. Louis to Istanbul Airport
Our best British Airways deals on St. Louis to Istanbul Airport flight tickets
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How to get the cheapest flight ticket from St. Louis to Istanbul Airport
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the typical price of a round-trip flight between St. Louis and Istanbul Airport?
What is the cheapest month to fly to Istanbul Airport?
In general, February is the cheapest month to fly from St. Louis to Istanbul Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $874. If you don’t want to visit Istanbul Airport in February, then you should wait until October to fly from St. Louis, when ticket prices are also cheap, with an average price of $902.
What is the cheapest day to depart on your flight to Istanbul Airport?
Our data shows that Wednesday is the least expensive day to fly to Istanbul Airport. Tickets to fly out on this day can be as low as $1,050. On the other hand, Monday is the most expensive day to depart from St. Louis because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,257.
What is the cheapest time of day to depart on your flight to Istanbul Airport?
At noon is the cheapest time of day to fly from St. Louis to Istanbul Airport when you can find flight prices for as low as $1,116. Flying to Istanbul Airport at noon is an ideal time because this is during off-peak travel hours. Flights in the morning are often more expensive with an average ticket price of $1,190.
How far in advance should I book a flight to Istanbul Airport?
You are more likely to see cheaper flights to Istanbul Airport from St. Louis when booking 16 weeks ahead of your departure date. In general, you can expect to find flights to Istanbul Airport for around $1,126 when searching 16 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Istanbul Airport from St. Louis for as low as $850 on momondo.
What is the cheapest airline that flies from Lambert-St Louis to Istanbul?
Lufthansa is the most popular carrier operating from Lambert-St Louis to Istanbul
What airlines fly to Istanbul Airport?
Lufthansa, Turkish Airlines and British Airways are the top three most popular airlines that fly to Istanbul Airport from St. Louis according to our data. Lufthansa is the first choice among our users, with 46% of people opting to fly with this airline when traveling to Istanbul Airport. Keep in mind that there are 7 different airlines that fly to Istanbul Airport on a routine basis, so you have a few additional options to choose from.
When to book flights from St. Louis to Istanbul Airport
Cheap St. Louis to Istanbul Airport (STL to IST) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from St. Louis to Istanbul Airport
How far is Lambert-St Louis to Istanbul by plane?
Lambert-St Louis and Istanbul are 5707.5 mi apart from one another. Typically, this will take 13h 35m by plane in normal conditions.
When did momondo last update prices for flights from Lambert-St Louis Airport to Istanbul Airport?
Prices for flights from Lambert-St Louis Airport to Istanbul Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Lambert-St Louis Airport to Istanbul Airport?
The number of operators available for flights from Lambert-St Louis Airport to Istanbul Airport is 7 as of June 2025.
How old do you have to be to fly from Lambert-St Louis Airport to Istanbul Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Lambert-St Louis Airport to Istanbul Airport.
What documentation or ID do you need to fly to Istanbul Airport?
The travel and health documents required for your trip to Istanbul Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Istanbul Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular airline from St. Louis to Istanbul Airport?
Based on momondo bookings for this flight route, the most popular airline on flight routes from St. Louis to Istanbul Airport is Lufthansa (36% of total bookings). The next most popular airlines are Turkish Airlines (18%), British Airways (13%), and Delta (11%).
Best airlines flying from St. Louis to Istanbul Airport
Compare and see reviews for airlines that fly from St. Louis to Istanbul Airport with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $657 | Free Cancellation | Rating 7.1 9,537 reviews | |||
| PriceFrom $662 | Free Cancellation | Rating 6.6 7,008 reviews | |||
| PriceFrom $674 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $680 | Free Cancellation | Rating 8.0 7,946 reviews | |||
| PriceFrom $764 | Free Cancellation | Rating 6.7 7,139 reviews | |||
| PriceFrom $814 | Free Cancellation | Rating 7.4 8,790 reviews | |||
| PriceFrom $1,162 | Free Cancellation | Rating 7.3 3,848 reviews |
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Why should I use momondo to find a flight deal from St. Louis to Istanbul?
We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from St. Louis to Istanbul for you.
Can I find flights from St. Louis to Istanbul with flexible booking policies on momondo?
Flights from St. Louis to Istanbul with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.
How can momondo help me find flights from St. Louis to Istanbul?
Once all potential St. Louis to Istanbul flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.
I’m not ready to book a flight from St. Louis to Istanbul right now. Can momondo alert me if prices change?
If you are simply researching potential flights to Istanbul, momondo offers a useful price alert feature which will track prices for flights to Istanbul from St. Louis and alert you when they change.