Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from St. Louis to Istanbul from $352

1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from St. Louis to Istanbul

Cheap round-trip flights

Enter your travel dates to find the best prices.
British Airways Logo
2:19 pm - 5:35 pmSTL  Lambert-St Louis-IST Istanbul
18h 16m2 stops Chicago O'Hare Intl London Heathrow
British Airways Logo
8:25 am - 8:22 pmIST  Istanbul-STL Lambert-St Louis
20h 57m2 stops London Heathrow Chicago O'Hare Intl
$741British Airways
Mon, Feb 15 - Fri, Feb 19
British Airways Logo
10:30 am - 12:25 amSTL  Lambert-St Louis-IST Istanbul
28h 55m2 stops Boston Logan Intl London Heathrow
British Airways Logo
6:30 pm - 11:57 pmIST  Istanbul-STL Lambert-St Louis
37h 27m2 stops London Heathrow Chicago O'Hare Intl
$758British Airways
Wed, Mar 10 - Mon, Mar 15
Multiple Airlines Logo
4:05 pm - 10:45 pmSTL  Lambert-St Louis-IST Istanbul
45h 40m2 stops Toronto Pearson Intl Frankfurt am Main
Multiple Airlines Logo
6:30 am - 1:45 pmIST  Istanbul-STL Lambert-St Louis
16h 15m1 stop Frankfurt am Main
$801Multiple Airlines
Mon, Feb 15 - Fri, Feb 19
Air France Logo
5:45 pm - 5:00 pmSTL  Lambert-St Louis-IST Istanbul
15h 15m2 stops Detroit Metropolitan Wayne County Paris Charles de Gaulle
Air France Logo
6:20 am - 6:01 pmIST  Istanbul-STL Lambert-St Louis
19h 41m2 stops Paris Charles de Gaulle Atlanta Hartsfield-Jackson
$820Air France
Sun, Mar 28 - Tue, Apr 6
Lufthansa Logo
3:40 pm - 10:45 pmSTL  Lambert-St Louis-IST Istanbul
22h 05m1 stop Frankfurt am Main
Lufthansa Logo
6:30 am - 1:45 pmIST  Istanbul-STL Lambert-St Louis
16h 15m1 stop Frankfurt am Main
$824Lufthansa
Wed, Nov 11 - Fri, Nov 20
Lufthansa Logo
1:00 pm - 6:10 pmSTL  Lambert-St Louis-IST Istanbul
20h 10m2 stops Washington, D.C. Dulles Intl Frankfurt am Main
Lufthansa Logo
6:30 am - 1:45 pmIST  Istanbul-STL Lambert-St Louis
16h 15m1 stop Frankfurt am Main
$832Lufthansa
Wed, Nov 11 - Fri, Nov 20
Delta Logo
2:38 pm - 5:55 pmSTL  Lambert-St Louis-IST Istanbul
19h 17m2 stops Detroit Metropolitan Wayne County Paris Charles de Gaulle
Delta Logo
6:00 pm - 8:37 pmIST  Istanbul-STL Lambert-St Louis
35h 37m2 stops Amsterdam Schiphol Detroit Metropolitan Wayne County
$1,232Delta
Thu, Oct 29 - Mon, Jan 18
Delta Logo
10:14 am - 5:55 pmSTL  Lambert-St Louis-IST Istanbul
23h 41m2 stops Atlanta Hartsfield-Jackson Paris Charles de Gaulle
Delta Logo
7:15 am - 6:01 pmIST  Istanbul-STL Lambert-St Louis
19h 46m2 stops Paris Charles de Gaulle Atlanta Hartsfield-Jackson
$1,232Delta
Thu, Oct 29 - Wed, Jan 20
Turkish Airlines Logo
7:30 am - 7:10 amSTL  Lambert-St Louis-IST Istanbul
15h 40m1 stop Chicago O'Hare Intl
Turkish Airlines Logo
7:35 am - 9:37 pmIST  Istanbul-STL Lambert-St Louis
23h 02m1 stop Chicago O'Hare Intl
$1,271Turkish Airlines
Thu, Oct 29 - Thu, Jan 21
Turkish Airlines Logo
7:30 am - 7:10 amSTL  Lambert-St Louis-IST Istanbul
15h 40m1 stop Chicago O'Hare Intl
Turkish Airlines Logo
3:35 pm - 9:37 pmIST  Istanbul-STL Lambert-St Louis
15h 02m1 stop Chicago O'Hare Intl
$1,291Turkish Airlines
Thu, Oct 29 - Fri, Jan 22

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

British Airways flights from St. Louis to Istanbul Airport

Our best British Airways deals on St. Louis to Istanbul Airport flight tickets
British Airways
Feb 15
STL2:19 pmLambert-St Louis
18h 16m
2 stops
IST5:35 pmIstanbul
Feb 19
IST8:25 amIstanbul
20h 57m
2 stops
STL8:22 pmLambert-St Louis
$741
British Airways
Mar 10
STL10:30 amLambert-St Louis
28h 55m
2 stops
IST12:25 amIstanbul
Mar 15
IST6:30 pmIstanbul
37h 27m
2 stops
STL11:57 pmLambert-St Louis
$758
British Airways
Mar 14
STL12:08 pmLambert-St Louis
28h 42m
2 stops
IST12:50 amIstanbul
Mar 22
IST6:30 pmIstanbul
34h 39m
2 stops
STL9:09 pmLambert-St Louis
$773

Air France flights from St. Louis to Istanbul Airport

Our best Air France deals on St. Louis to Istanbul Airport flight tickets
Air France
Mar 28
STL5:45 pmLambert-St Louis
15h 15m
2 stops
IST5:00 pmIstanbul
Apr 6
IST6:20 amIstanbul
19h 41m
2 stops
STL6:01 pmLambert-St Louis
$820
Air France
Nov 13
STL2:31 pmLambert-St Louis
18h 24m
2 stops
IST5:55 pmIstanbul
Nov 26
IST7:15 amIstanbul
24h 38m
2 stops
STL10:53 pmLambert-St Louis
$857
Air France
Nov 27
STL12:08 pmLambert-St Louis
20h 47m
2 stops
IST5:55 pmIstanbul
Dec 4
IST7:15 amIstanbul
25h 50m
2 stops
STL12:05 amLambert-St Louis
$863

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

St. LouisIstanbul

STL Lambert-St Louis - IST Istanbul

STLIST

Lambert-St Louis

Mon 2/15

2:19 pm-5:35 pm

2 stops18h 16m

Istanbul

Fri 2/19

8:25 am-8:22 pm

2 stops20h 57m

$741

St. LouisIstanbul

STL Lambert-St Louis - IST Istanbul

STLIST

Lambert-St Louis

Wed 3/10

10:30 am-12:25 am

2 stops28h 55m

Istanbul

Mon 3/15

6:30 pm-11:57 pm

2 stops37h 27m

$758

St. LouisIstanbul

STL Lambert-St Louis - IST Istanbul

STLIST

Lambert-St Louis

Mon 2/15

4:05 pm-10:45 pm

2 stops45h 40m

Istanbul

Fri 2/19

6:30 am-1:45 pm

1 stop16h 15m

$801

St. LouisIstanbul

STL Lambert-St Louis - IST Istanbul

STLIST

Lambert-St Louis

Sun 3/28

5:45 pm-5:00 pm

2 stops15h 15m

Istanbul

Tue 4/6

6:20 am-6:01 pm

2 stops19h 41m

$820

St. LouisIstanbul

STL Lambert-St Louis - IST Istanbul

STLIST

Lambert-St Louis

Wed 11/11

3:40 pm-10:45 pm

1 stop22h 05m

Istanbul

Fri 11/20

6:30 am-1:45 pm

1 stop16h 15m

$824

St. LouisIstanbul

STL Lambert-St Louis - IST Istanbul

STLIST

Lambert-St Louis

Wed 11/11

1:00 pm-6:10 pm

2 stops20h 10m

Istanbul

Fri 11/20

6:30 am-1:45 pm

1 stop16h 15m

$832

St. LouisIstanbul

STL Lambert-St Louis - IST Istanbul

STLIST

Lambert-St Louis

Thu 10/29

2:38 pm-5:55 pm

2 stops19h 17m

Istanbul

Mon 1/18

6:00 pm-8:37 pm

2 stops35h 37m

$1,232

St. LouisIstanbul

STL Lambert-St Louis - IST Istanbul

STLIST

Lambert-St Louis

Thu 10/29

10:14 am-5:55 pm

2 stops23h 41m

Istanbul

Wed 1/20

7:15 am-6:01 pm

2 stops19h 46m

$1,232

St. LouisIstanbul

STL Lambert-St Louis - IST Istanbul

STLIST

Lambert-St Louis

Thu 10/29

7:30 am-7:10 am

1 stop15h 40m

Istanbul

Thu 1/21

7:35 am-9:37 pm

1 stop23h 02m

$1,271
Quickest round-trip

St. LouisIstanbul

STL Lambert-St Louis - IST Istanbul

STLIST

Lambert-St Louis

Thu 10/29

7:30 am-7:10 am

1 stop15h 40m

Istanbul

Fri 1/22

3:35 pm-9:37 pm

1 stop15h 02m

$1,291

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 17 resultsSorted by cheapest first
1
2

See travel insights to Istanbul from

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?

Prices are currently low for flights on this route.

Typical prices usually range from $928 to $1,199.
The lowest price recently found on this route was $823.

What is the cheapest month to fly to Istanbul Airport?

In general, December 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 $574. If you don’t want to visit Istanbul Airport in December, then you should wait until January to fly from St. Louis, when ticket prices are also cheap, with an average price of $650.

How far in advance should I book a flight from St. Louis to Istanbul Airport?

You are more likely to see cheaper flights to Istanbul Airport from St. Louis when booking weeks ahead of your departure date. In general, you can expect to find flights to Istanbul Airport for around $949 when searching 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 $667 on momondo.

Can stopping save me money on St. Louis to Istanbul Airport flights?

You could potentially save up to 19% on your flight if you consider stops on a St. Louis to Istanbul Airport flight.

How have St. Louis to Istanbul Airport flight prices changed over time?

As of October 2026, prices for St. Louis to Istanbul Airport flights are approximately 6% more expensive when compared to flights at the same time last year.

When to book flights from St. Louis to Istanbul Airport

Are you open to changing your travel dates? Check out the ideal times to fly from St. Louis to Istanbul Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

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

Best Price Found

$352

Fastest flight time

15h 10m

Direct flights

None
The best one-way flight to Istanbul Airport from St. Louis in the past 72 hours is $352. The best round-trip flight deal from St. Louis to Istanbul Airport found on momondo in the last 72 hours is $741.
The fastest flight from St. Louis to Istanbul Airport takes 15h 10m
There are no direct flights from St. Louis to Istanbul Airport. There are no popular flight routes from St. Louis to Istanbul Airport.
Search flight deals

Frequently asked questions about flying 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 15h 10m 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?

  • 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?

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
British AirwaysPriceFrom $576Free CancellationRating
6.7
8,266 reviews
Search British Airways flights
LufthansaPriceFrom $585Free CancellationRating
6.8
8,279 reviews
Search Lufthansa flights
DeltaPriceFrom $589Free CancellationRating
7.8
8,650 reviews
Search Delta flights
KLMPriceFrom $608Free CancellationRating
7.8
1,591 reviews
Search KLM flights
Turkish AirlinesPriceFrom $866Free CancellationRating
7.4
4,456 reviews
Search Turkish Airlines flights

Traveling to a place near Istanbul?

Book flights to Istanbul if you plan to visit one of these locations
Yalova

Why use momondo?

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.

An easier way to manage your Istanbul Airport trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Wed 11/18
Wed 11/25
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Istanbul

Popular cities in Türkiye (Turkey)

Flights to Istanbul Sabiha Gokcen Airportfrom $610