How long is the flight from Istanbul Airport to St. Louis?

For as low as £681, Delta can have you in St. Louis from Istanbul Airport in 17h 42m. The distance from Istanbul Airport to St. Louis is about 5707 mi. Both multi-stop and direct flights can be found to your destination and back.

In terms of precipitation, rainfall in St. Louis ranges from 56.0 - 119.0 inches per month. May is typically the wettest month, when rainfall can reach 119.0 mm. February is typically the driest time to visit St. Louis when rainfall is around 56.0 mm.

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 27.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 0.0 C).

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

When flying from Istanbul Airport to St. Louis, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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

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.

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

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

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

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.

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

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.

£547+ Cheap Flights from Istanbul Airport to St. Louis

Cheap flight deals from Istanbul to St. Louis

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

Cheapest flights from Istanbul to St. Louis
Explore the most affordable flight options available from Istanbul to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 September 2026.

Thu 17/905:40 -

2 stops19h 26m

Fri 18/912:28 -

2 stops16h 32m

Deal found 15/9£1,421

Mon 23/1118:00 -

2 stops32h 14m

Mon 30/1106:00 -

2 stops25h 55m

Deal found 14/9£2,929

Fri 20/1106:30 -

1 stop16h 15m

Wed 2/1215:40 -

1 stop22h 05m

Deal found 14/9£3,152

Sat 21/1107:40 -

2 stops20h 47m

Mon 30/1113:14 -

2 stops25h 51m

Deal found 14/9£3,158

Sat 21/1115:35 -

1 stop15h 05m

Fri 4/1206:30 -

1 stop15h 40m

Deal found 14/9£3,765

Thu 26/1107:35 -

1 stop17h 08m

Wed 2/1206:30 -

1 stop15h 40m

Deal found 14/9£4,099

Find flight deals from Istanbul to St. Louis

Round-trip from	£547

Delta
12/1-19/1
4 total stops
53h 05m total
Istanbul to St. Louis

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from Istanbul Airport to St. Louis that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

IstanbulSt. Louis

IST Istanbul - STL Lambert-St Louis

ISTSTL

Istanbul

Tue 12/1

17:55-16:50

2 stops31h 55m

Lambert-St Louis

Tue 19/1

10:45-16:55

2 stops21h 10m

£547

IstanbulSt. Louis

IST Istanbul - STL Lambert-St Louis

ISTSTL

Istanbul

Sun 31/1

17:55-16:50

2 stops31h 55m

Lambert-St Louis

Tue 8/6

11:51-16:20

2 stops20h 29m

£548

IstanbulSt. Louis

IST Istanbul - STL Lambert-St Louis

ISTSTL

Istanbul

Sat 31/10

14:50-08:45

1 stop25h 55m

Lambert-St Louis

Wed 31/12

00:00-08:00

Nonstop0h 00m

£569

IstanbulSt. Louis

IST Istanbul - STL Lambert-St Louis

ISTSTL

Istanbul

Sun 31/1

08:25-17:07

2 stops17h 42m

Lambert-St Louis

Tue 8/6

21:35-01:05

1 stop19h 30m

£681

IstanbulSt. Louis

IST Istanbul - STL Lambert-St Louis

ISTSTL

Istanbul

Tue 12/1

19:05-16:53

2 stops30h 48m

Lambert-St Louis

Tue 19/1

13:09-22:45

3 stops48h 36m

£704

IstanbulSt. Louis

IST Istanbul - STL Lambert-St Louis

ISTSTL

Istanbul

Sun 31/1

06:30-16:53

2 stops19h 23m

Lambert-St Louis

Tue 8/6

06:30-21:25

3 stops30h 55m

£749

IstanbulSt. Louis

IST Istanbul - STL Lambert-St Louis

ISTSTL

Istanbul

Tue 12/1

15:25-07:45

1 stop25h 20m

Lambert-St Louis

Tue 19/1

10:25-14:15

1 stop18h 50m

£814

Fastest return journey

IstanbulSt. Louis

IST Istanbul - STL Lambert-St Louis

ISTSTL

Istanbul

Wed 13/1

07:15-20:49

2 stops22h 34m

Lambert-St Louis

Wed 31/12

00:00-08:00

Nonstop0h 00m

£1,995

IstanbulSt. Louis

IST Istanbul - STL Lambert-St Louis

ISTSTL

Istanbul

Wed 25/11

07:40-19:27

2 stops20h 47m

Lambert-St Louis

Wed 2/12

11:34-00:25

2 stops27h 51m

£3,158

IstanbulSt. Louis

IST Istanbul - STL Lambert-St Louis

ISTSTL

Istanbul

Fri 20/11

15:35-21:40

1 stop15h 05m

Lambert-St Louis

Fri 4/12

06:30-07:10

1 stop15h 40m

£3,765

Flights are sorted by cheapest return flights first.

Deals found on 12/9

Showing 1-10 of 11 resultsSorted by cheapest first

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.

IST-STL

Estimated return price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Related info for your journey

What airport do you fly into for flights to St. Louis from Istanbul?
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.
How long is the flight from Istanbul Airport to St. Louis?
For as low as £681, Delta can have you in St. Louis from Istanbul Airport in 17h 42m. The distance from Istanbul Airport to St. Louis is about 5707 mi. Both multi-stop and direct flights can be found to your destination and back.
Can I find deals for flights from Istanbul to St. Louis that include hotel bookings?
Yes. In addition to deals on Istanbul to St. Louis flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Istanbul to St. Louis?
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.
Can I find deals for business class flights from Istanbul to St. Louis?
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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Complete your trip

Direct flights to United States

Flights by cabin class

Other flight options

Other flights from Istanbul

Popular flights

St. Louis flight routes

Complete your trip

St. Louis car hire

Lambert-St Louis Airport car hire

Springfield Capital Airport car hire

Belleville Airport car hire

Marion Williamson County Airport car hire

Central West End car hire

The Hill car hire

Midtown car hire

Fly with Cheapflights

How does Cheapflights help users find flights from Istanbul to St. Louis?

Cheapflights helps you search for flights from Istanbul to St. Louis via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Istanbul to St. Louis?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Istanbul to St. Louis for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Istanbul to St. Louis with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Istanbul to St. Louis, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Istanbul to St. Louis become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to St. Louis from Istanbul today and book when prices fit your budget.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

Cheap flights from Istanbul Airport to St. Louis from £547

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/1. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Istanbul to St. Louis

Cheapest flights from Istanbul to St. LouisExplore the most affordable flight options available from Istanbul to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 September 2026.

Explore the most affordable flight options available from Istanbul to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 September 2026.

Best flights from Istanbul to St. LouisDiscover carefully curated flight deals from Istanbul to St. Louis that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 15 September 2026.

Discover carefully curated flight deals from Istanbul to St. Louis that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 15 September 2026.

Last-minute flights from Istanbul to St. LouisDiscover last-minute flight deals from Istanbul to St. Louis. Data last updated 15 September 2026 and is based on user searches.

Discover last-minute flight deals from Istanbul to St. Louis. Data last updated 15 September 2026 and is based on user searches.

One-way flights from Istanbul to St. LouisSearch for one-way flight options from Istanbul to St. Louis. Find affordable one-way fares based on user searches. Data last updated 15 September 2026.

Search for one-way flight options from Istanbul to St. Louis. Find affordable one-way fares based on user searches. Data last updated 15 September 2026.

Find flight deals from Istanbul to St. Louis

Round-trip from

Cheapflights Fare Finder

Use the filters below to find and compare flights from Istanbul Airport to St. Louis that are best for you.

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.

Related info for your journey

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

How long is the flight from Istanbul Airport to St. Louis?

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?

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.

Complete your trip

Complete your trip to St. Louis by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to United States

Book a non-stop flight to one of these other cities located in United States.

Search flights from Istanbul to St. Louis by cabin class

Find flights from Istanbul to St. Louis, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Istanbul and St. Louis flights

Browse other Istanbul and St. Louis flight options. Last updated on 15 September 2026.

Other flights from Istanbul

Browse through other flights departing from Istanbul. Flights are based on user searches made on Cheapflights and were last updated on 15 September 2026.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

Other flights to St. Louis

Explore flights to St. Louis departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 15 September 2026.

Fly with Cheapflights

How does Cheapflights help users find flights from Istanbul to St. Louis?

Why should you use Cheapflights to find cheap flight tickets from Istanbul to St. Louis?

Can Cheapflights find flights from Istanbul to St. Louis with no change fees?

Can Cheapflights notify me if prices for flights from Istanbul to St. Louis become cheaper?

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from Istanbul to St. Louis
Explore the most affordable flight options available from Istanbul to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 September 2026.

Best flights from Istanbul to St. Louis
Discover carefully curated flight deals from Istanbul to St. Louis that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 15 September 2026.

Last-minute flights from Istanbul to St. Louis
Discover last-minute flight deals from Istanbul to St. Louis. Data last updated 15 September 2026 and is based on user searches.

One-way flights from Istanbul to St. Louis
Search for one-way flight options from Istanbul to St. Louis. Find affordable one-way fares based on user searches. Data last updated 15 September 2026.