What airlines fly to Istanbul?

Lufthansa, Turkish Airlines and Delta are the top three most popular airlines that fly to Istanbul from St. Louis according to our data. Lufthansa is the first choice among our users, with 50% of people opting to fly with this airline when traveling to Istanbul. Keep in mind that there are 5 different airlines that fly to Istanbul on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Lambert-St Louis to Istanbul?

KLM, Lufthansa, and United Airlines are the most popular carriers operating from Lambert-St Louis to Istanbul

When did momondo last update prices for flights from Lambert-St Louis Airport to Istanbul?

Prices for flights from Lambert-St Louis Airport to Istanbul were last updated today.

How many operators does momondo search for flights from Lambert-St Louis Airport to Istanbul?

The number of operators available for flights from Lambert-St Louis Airport to Istanbul is 5 as of November 2026.

How old do you have to be to fly from Lambert-St Louis Airport to Istanbul?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Lambert-St Louis Airport to Istanbul.

What documentation or ID do you need to fly to Istanbul?

The travel and health documents you'll need for your trip to Istanbul may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Istanbul. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$581 Cheap Flights from St. Louis to Istanbul in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from St. Louis to Istanbul

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

10:48 am - 10:45 pmSTL Lambert-St Louis-IST Istanbul

26h 57m2 stops Chicago O'Hare Intl Frankfurt am Main

6:30 am - 1:45 pmIST Istanbul-STL Lambert-St Louis

16h 15m1 stop Frankfurt am Main

$755United Airlines

Tue, Feb 2 - Fri, Feb 5

10:48 am - 10:45 pmSTL Lambert-St Louis-IST Istanbul

26h 57m2 stops Chicago O'Hare Intl Frankfurt am Main

6:30 am - 1:45 pmIST Istanbul-STL Lambert-St Louis

16h 15m1 stop Frankfurt am Main

$756United Airlines

Tue, Feb 2 - Fri, Feb 5

3:40 pm - 10:45 pmSTL Lambert-St Louis-IST Istanbul

22h 05m1 stop Frankfurt am Main

7:05 pm - 9:13 pmIST Istanbul-STL Lambert-St Louis

35h 08m2 stops Frankfurt am Main Chicago O'Hare Intl

$758Lufthansa

Wed, Mar 3 - Wed, Mar 10

5:00 am - 6:10 pmSTL Lambert-St Louis-IST Istanbul

28h 10m2 stops Chicago O'Hare Intl Frankfurt am Main

6:30 am - 3:26 pmIST Istanbul-STL Lambert-St Louis

17h 56m2 stops Frankfurt am Main Toronto Pearson Intl

$763United Airlines

Mon, Mar 1 - Thu, Mar 4

4:40 pm - 10:45 pmSTL Lambert-St Louis-IST Istanbul

22h 05m1 stop Frankfurt am Main

5:55 pm - 10:54 pmIST Istanbul-STL Lambert-St Louis

36h 59m2 stops Frankfurt am Main Chicago O'Hare Intl

$807Lufthansa

Wed, Mar 24 - Sun, Mar 28

4:40 pm - 10:45 pmSTL Lambert-St Louis-IST Istanbul

22h 05m1 stop Frankfurt am Main

6:00 am - 1:25 pmIST Istanbul-STL Lambert-St Louis

15h 25m1 stop Frankfurt am Main

$823Lufthansa

Wed, Mar 24 - Sun, Mar 28

1:15 pm - 2:20 pmSTL Lambert-St Louis-IST Istanbul

40h 05m2 stops Boston Logan Intl London Heathrow

6:35 pm - 6:49 pmIST Istanbul-STL Lambert-St Louis

33h 14m2 stops London Heathrow Chicago O'Hare Intl

$899British Airways

Sat, Dec 5 - Sat, Dec 12

9:56 am - 1:50 pmSTL Lambert-St Louis-IST Istanbul

42h 54m2 stops Boston Logan Intl London Heathrow

8:25 am - 8:33 pmIST Istanbul-STL Lambert-St Louis

21h 08m2 stops London Heathrow Philadelphia

$1,272British Airways

Sun, Nov 22 - Fri, Nov 27

10:45 am - 4:55 pmSTL Lambert-St Louis-IST Istanbul

21h 10m2 stops Detroit Metropolitan Wayne County Amsterdam Schiphol

6:00 pm - 4:34 pmIST Istanbul-STL Lambert-St Louis

31h 34m2 stops Amsterdam Schiphol Atlanta Hartsfield-Jackson

$1,410Delta

Tue, Dec 22 - Tue, Jan 5

6:00 am - 4:55 pmSTL Lambert-St Louis-IST Istanbul

25h 55m2 stops Atlanta Hartsfield-Jackson Amsterdam Schiphol

6:00 pm - 4:34 pmIST Istanbul-STL Lambert-St Louis

31h 34m2 stops Amsterdam Schiphol Atlanta Hartsfield-Jackson

$1,448Delta

Tue, Dec 22 - Tue, Jan 5

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British Airways flights from St. Louis to Istanbul

Our best British Airways deals on St. Louis to Istanbul flight tickets

British Airways

Dec 5

STL1:15 pmLambert-St Louis

40h 05m

2 stops

IST2:20 pmIstanbul

Dec 12

IST6:35 pmIstanbul

33h 14m

2 stops

STL6:49 pmLambert-St Louis

$899

British Airways

Nov 22

STL9:56 amLambert-St Louis

42h 54m

2 stops

IST1:50 pmIstanbul

Nov 27

IST8:25 amIstanbul

21h 08m

2 stops

STL8:33 pmLambert-St Louis

$1,272

Lufthansa flights from St. Louis to Istanbul

Our best Lufthansa deals on St. Louis to Istanbul flight tickets

Lufthansa

Mar 3

STL3:40 pmLambert-St Louis

22h 05m

1 stop

IST10:45 pmIstanbul

Mar 10

IST7:05 pmIstanbul

35h 08m

2 stops

STL9:13 pmLambert-St Louis

$758

Lufthansa

Mar 24

STL4:40 pmLambert-St Louis

22h 05m

1 stop

IST10:45 pmIstanbul

Mar 28

IST5:55 pmIstanbul

36h 59m

2 stops

STL10:54 pmLambert-St Louis

$807

Lufthansa

Mar 24

STL4:40 pmLambert-St Louis

22h 05m

1 stop

IST10:45 pmIstanbul

Mar 28

IST6:00 amIstanbul

15h 25m

1 stop

STL1:25 pmLambert-St Louis

$823

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

St. LouisIstanbul

STL Lambert-St Louis - IST Istanbul

STLIST

Lambert-St Louis

Tue 2/2

10:48 am-10:45 pm

2 stops26h 57m

Istanbul

Fri 2/5

6:30 am-1:45 pm

1 stop16h 15m

$755

St. LouisIstanbul

STL Lambert-St Louis - IST Istanbul

STLIST

Lambert-St Louis

Tue 2/2

10:48 am-10:45 pm

2 stops26h 57m

Istanbul

Fri 2/5

6:30 am-1:45 pm

1 stop16h 15m

$756

St. LouisIstanbul

STL Lambert-St Louis - IST Istanbul

STLIST

Lambert-St Louis

Wed 3/3

3:40 pm-10:45 pm

1 stop22h 05m

Istanbul

Wed 3/10

7:05 pm-9:13 pm

2 stops35h 08m

$758

St. LouisIstanbul

STL Lambert-St Louis - IST Istanbul

STLIST

Lambert-St Louis

Mon 3/1

5:00 am-6:10 pm

2 stops28h 10m

Istanbul

Thu 3/4

6:30 am-3:26 pm

2 stops17h 56m

$763

St. LouisIstanbul

STL Lambert-St Louis - IST Istanbul

STLIST

Lambert-St Louis

Wed 3/24

4:40 pm-10:45 pm

1 stop22h 05m

Istanbul

Sun 3/28

5:55 pm-10:54 pm

2 stops36h 59m

$807

Quickest round-trip

St. LouisIstanbul

STL Lambert-St Louis - IST Istanbul

STLIST

Lambert-St Louis

Wed 3/24

4:40 pm-10:45 pm

1 stop22h 05m

Istanbul

Sun 3/28

6:00 am-1:25 pm

1 stop15h 25m

$823

St. LouisIstanbul

STL Lambert-St Louis - IST Istanbul

STLIST

Lambert-St Louis

Sat 12/5

1:15 pm-2:20 pm

2 stops40h 05m

Istanbul

Sat 12/12

6:35 pm-6:49 pm

2 stops33h 14m

$899

St. LouisIstanbul

STL Lambert-St Louis - IST Istanbul

STLIST

Lambert-St Louis

Sun 11/22

9:56 am-1:50 pm

2 stops42h 54m

Istanbul

Fri 11/27

8:25 am-8:33 pm

2 stops21h 08m

$1,272

St. LouisIstanbul

STL Lambert-St Louis - IST Istanbul

STLIST

Lambert-St Louis

Tue 12/22

10:45 am-4:55 pm

2 stops21h 10m

Istanbul

Tue 1/5

6:00 pm-4:34 pm

2 stops31h 34m

$1,410

St. LouisIstanbul

STL Lambert-St Louis - IST Istanbul

STLIST

Lambert-St Louis

Tue 12/22

6:00 am-4:55 pm

2 stops25h 55m

Istanbul

Tue 1/5

6:00 pm-4:34 pm

2 stops31h 34m

$1,448

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 19 resultsSorted by cheapest first

How to get the cheapest flight ticket from St. Louis to Istanbul

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

Prices

Airlines

What is the typical price of a round-trip flight between St. Louis and Istanbul?

Prices are currently typical for flights on this route.

Typical prices usually range from $747 to $899.
The lowest price recently found on this route was $755.

What is the cheapest month to fly to Istanbul?

In general, December is the cheapest month to fly from St. Louis to Istanbul. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $492. If you aren’t able to travel to Istanbul during the month of December, then flying in January is also cheap. Prices for this month can be found on momondo for an average of $671.

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

You are more likely to see cheaper flights to Istanbul from St. Louis when booking weeks ahead of your departure date. In general, you can expect to find flights to Istanbul for around $937 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Istanbul from St. Louis for as low as $700 on momondo.

Cheap St. Louis to Istanbul flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from St. Louis to Istanbul

Best Price Found	$581
Fastest flight time	14h 50m
Direct flights	None

The best one-way flight to Istanbul from St. Louis in the past 72 hours is $581. The best round-trip flight deal from St. Louis to Istanbul found on momondo in the last 72 hours is $755.

The fastest flight from St. Louis to Istanbul takes 14h 50m

There are no direct flights from St. Louis to Istanbul. There are no popular flight routes from St. Louis to Istanbul.

Search flight deals

Frequently asked questions about flying from St. Louis to Istanbul

How far is Lambert-St Louis to Istanbul by plane?
There are 5728.1 mi between Lambert-St Louis and Istanbul. In terms of flight time, this usually takes a little over 14h 50m.
When did momondo last update prices for flights from Lambert-St Louis Airport to Istanbul?
Prices for flights from Lambert-St Louis Airport to Istanbul were last updated today.
How many operators does momondo search for flights from Lambert-St Louis Airport to Istanbul?
The number of operators available for flights from Lambert-St Louis Airport to Istanbul is 5 as of November 2026.
How old do you have to be to fly from Lambert-St Louis Airport to Istanbul?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Lambert-St Louis Airport to Istanbul.
What documentation or ID do you need to fly to Istanbul?
The travel and health documents you'll need for your trip to Istanbul may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Istanbul. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from St. Louis to Istanbul

Compare and see reviews for airlines that fly from St. Louis to Istanbul with momondo

Airline	Rating	Free Cancellation	Price
Lufthansa	PriceFrom $585	Free Cancellation	Rating 6.8 8,299 reviews	Search Lufthansa flights
Delta	PriceFrom $589	Free Cancellation	Rating 7.8 8,699 reviews	Search Delta flights
British Airways	PriceFrom $597	Free Cancellation	Rating 6.7 8,280 reviews	Search British Airways flights
KLM	PriceFrom $608	Free Cancellation	Rating 7.8 1,595 reviews	Search KLM flights
Turkish Airlines	PriceFrom $866	Free Cancellation	Rating 7.4 4,463 reviews	Search Turkish Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from St. Louis to Istanbul?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from St. Louis to Istanbul. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from St. Louis to Istanbul with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for St. Louis to Istanbul flights to just show those with flexible booking policies.

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?

Price alerts on flights to Istanbul from St. Louis are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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Cheap flights from St. Louis to Istanbul from $581

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 11/30. 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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British Airways flights from St. Louis to Istanbul

Our best British Airways deals on St. Louis to Istanbul flight tickets

Lufthansa flights from St. Louis to Istanbul

Our best Lufthansa deals on St. Louis to Istanbul flight tickets

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See travel insights to Istanbul from

How to get the cheapest flight ticket from St. Louis to Istanbul

What is the typical price of a round-trip flight between St. Louis and Istanbul?

What is the cheapest month to fly to Istanbul?

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

What is the cheapest airline that flies from Lambert-St Louis to Istanbul?

What airlines fly to Istanbul?

Cheap St. Louis to Istanbul flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying from St. Louis to Istanbul

Best airlines flying from St. Louis to Istanbul

Compare and see reviews for airlines that fly from St. Louis to Istanbul with momondo

Why use momondo?

An easier way to manage your Istanbul 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.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Türkiye (Turkey)

Fly into one of these airports located in Istanbul

Airports listed have a maximum distance of 20.9 mi from Istanbul

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