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Cheap flights from St. Louis (STL) to Istanbul from $859

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/17. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
STL — IST
May 9 — May 161
From?
To?
Thu 5/9
Thu 5/16
1 adult, Economy
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The best prices from Lambert-St Louis to Istanbul are usually found in January or March, booked 69 days in advance, depart on a Tuesday or Friday and return on a Tuesday

Cheap flight deals from St. Louis to Istanbul

Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Istanbul (TR5). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated May 4, 2024.

Popular in

June

Cheapest in

January

Round-trip from

$925

One-way from

$866
High demand for flights, 32% potential price rise
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Best time to find cheap flights, 30% potential price drop
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From Lambert-St Louis to Istanbul
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One-way flight from Lambert-St Louis to Istanbul
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What is the cheapest day to fly round-trip from St. Louis to Istanbul?

Users have found that leaving on a Monday can be a cost-effective option. It’s possible to save up to 13% on your flight compared to booking on days when demand is much higher.

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

Users have found that booking a flight from St. Louis to Istanbul at least 57 days early can save you up to 6% on average compared to booking a flight this week. If booking 57 days before your flight isn’t an option for you, users have found flights from St. Louis to Istanbul for as little as $759 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $798 for flights departing within the next 3 days.

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

January can be a great time to fly to Istanbul from St. Louis with a flight ticket averaging about $1,082. Cheapflights users have found deals in the month of January for as cheap as $658. The most expensive prices can be found in the month of June.

When is the cheapest time to fly from St. Louis to Istanbul (STL - IST)?

It’s typically best to fly out from St. Louis to Istanbul at noon. Doing so could potentially save you 7% on the flight price compared to flying in the afternoon, which is usually more expensive.

Cheap American Airlines flights from St. Louis to Istanbul

Explore cheap flight options specifically provided by American Airlines for the route between St. Louis and Istanbul. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,864,334 searches. Data last updated May 4, 2024.
Peruse some of the lowest-priced American Airlines flights we've found from St. Louis to Istanbul. It's recommended that users confirm their flight details before booking.
Sun 6/163:27 pmSTL - IST
2 stops25h 03mAmerican Airlines
Tue 7/238:25 amIST - STL
2 stops32h 14mAmerican Airlines
Deal found 5/3$1,183
Sun 6/166:08 pmSTL - IST
2 stops22h 22mAmerican Airlines
Tue 7/238:25 amIST - STL
3 stops23h 04mAmerican Airlines
Deal found 5/3$1,192

Cheap Air Canada flights from St. Louis to Istanbul

Explore cheap flight options specifically provided by Air Canada for the route between St. Louis and Istanbul. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,864,334 searches. Data last updated May 4, 2024.
Some of the best deals we've found on Air Canada flights traveling from St. Louis to Istanbul. Ensure the flight price, dates, time, and airline match your criteria before you book.
Wed 7/174:05 pmSTL - IST
2 stops18h 45mAir Canada
Tue 8/68:20 pmIST - STL
2 stops31h 41mAir Canada
Deal found 5/3$1,254
Mon 7/1512:00 pmSTL - IST
2 stops19h 45mAir Canada
Tue 8/68:20 pmIST - STL
2 stops31h 41mAir Canada
Deal found 5/3$1,323
Sun 6/234:05 pmSTL - IST
2 stops19h 10mAir Canada
Tue 8/68:20 pmIST - STL
2 stops31h 41mAir Canada
Deal found 5/3$1,344
Mon 6/244:05 pmSTL - IST
2 stops18h 45mAir Canada
Tue 8/68:20 pmIST - STL
2 stops31h 41mAir Canada
Deal found 5/3$1,349
Tue 7/1612:00 pmSTL - IST
2 stops22h 55mAir Canada
Sun 8/46:10 amIST - STL
2 stops17h 11mAir Canada
Deal found 5/3$1,370
Wed 7/1712:00 pmSTL - IST
2 stops22h 55mAir Canada
Sun 8/47:45 pmIST - STL
2 stops33h 20mAir Canada
Deal found 5/3$1,378
Tue 7/1612:00 pmSTL - IST
2 stops22h 55mAir Canada
Sat 8/36:45 pmIST - STL
2 stops28h 36mAir Canada
Deal found 5/3$1,390
Mon 7/1512:00 pmSTL - IST
2 stops22h 55mAir Canada
Mon 8/57:45 pmIST - STL
2 stops33h 20mAir Canada
Deal found 5/3$1,433
Sat 6/224:05 pmSTL - IST
2 stops19h 10mAir Canada
Tue 8/68:20 pmIST - STL
2 stops31h 41mAir Canada
Deal found 5/3$1,439

Cheap St. Louis to Istanbul flights in May & June 2024

Find cheap flight options from St. Louis to Istanbul specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,864,334 searches. Prices were last updated on May 4, 2024.
Scroll through some of the best deals on flights from St. Louis to Istanbul in 2024. If these deals don't appeal to you, be sure to come back soon for more options.
Sat 5/1811:39 amSTL - IST
2 stops32h 26mMultiple Airlines
Mon 5/279:40 pmIST - STL
3 stops45h 06mMultiple Airlines
Deal found 5/2$964
Mon 6/172:16 pmSTL - IST
2 stops18h 14mDelta
Wed 6/266:45 amIST - STL
2 stops23h 10mDelta
Deal found 5/2$1,086
Sat 5/1811:39 amSTL - IST
3 stops43h 16mMultiple Airlines
Mon 5/279:40 pmIST - STL
3 stops45h 06mMultiple Airlines
Deal found 5/2$1,109
Sat 5/43:41 pmSTL - IST
2 stops18h 04mBritish Airways
Thu 5/98:25 amIST - STL
2 stops21h 22mBritish Airways
Deal found 5/3$1,179
Fri 5/33:25 pmSTL - IST
1 stop17h 35mLufthansa
Tue 5/72:00 pmIST - STL
1 stop31h 30mLufthansa
Deal found 5/2$1,184
Fri 5/33:25 pmSTL - IST
1 stop13h 40mLufthansa
Tue 5/76:10 amIST - STL
2 stops17h 36mLufthansa
Deal found 5/2$1,188
Mon 6/177:47 pmSTL - IST
2 stops20h 38mBritish Airways
Wed 6/268:25 amIST - STL
2 stops20h 31mBritish Airways
Deal found 5/2$1,189
Fri 5/311:00 amSTL - IST
2 stops27h 30mAir Canada
Tue 5/76:10 amIST - STL
2 stops22h 55mAir Canada
Deal found 5/2$1,195
Fri 5/311:00 amSTL - IST
2 stops22h 00mAir Canada
Tue 5/76:10 amIST - STL
2 stops22h 55mAir Canada
Deal found 5/3$1,196

St. Louis to Istanbul 2024 flight deals

Discover exclusive flight deals for travel between St. Louis and Istanbul in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,864,334 searches. Data last updated May 4, 2024.
Scroll through some of the best deals on flights from St. Louis to Istanbul in 2024. If these deals don't appeal to you, be sure to come back soon for more options.
Tue 9/172:05 pmSTL - IST
2 stops18h 30mBritish Airways
Tue 9/248:25 amIST - STL
2 stops19h 33mBritish Airways
Deal found 5/3$859
Tue 9/177:30 amSTL - SAW
2 stops23h 50mBritish Airways
Tue 9/244:30 pmSAW - STL
2 stops31h 02mBritish Airways
Deal found 5/3$881
Fri 8/236:10 pmSTL - IST
2 stops22h 15mBritish Airways
Tue 9/38:25 amIST - STL
2 stops20h 34mBritish Airways
Deal found 5/2$909
Tue 9/1712:00 pmSTL - IST
2 stops21h 00mMultiple Airlines
Tue 9/248:20 pmIST - STL
2 stops27h 00mMultiple Airlines
Deal found 5/3$935
Fri 8/233:25 pmSTL - IST
1 stop21h 55mUnited Airlines
Tue 9/36:10 amIST - STL
2 stops41h 39mUnited Airlines
Deal found 5/2$941
Sat 5/1811:39 amSTL - IST
2 stops32h 26mMultiple Airlines
Mon 5/279:40 pmIST - STL
3 stops45h 06mMultiple Airlines
Deal found 5/2$964
Tue 9/1712:10 pmSTL - SAW
2 stops19h 10mBritish Airways
Tue 9/244:30 pmSAW - STL
2 stops32h 44mBritish Airways
Deal found 5/3$983
Thu 12/55:18 pmSTL - IST
2 stops20h 17mLufthansa
Mon 12/97:00 pmIST - STL
2 stops35h 10mLufthansa
Deal found 5/2$1,002
Wed 10/27:30 amSTL - IST
2 stops38h 50mQatar Airways
Sun 10/138:05 pmIST - STL
2 stops32h 02mQatar Airways
Deal found 5/2$1,015

One-way flights to Istanbul from St. Louis

Search for one-way flight options from St. Louis to Istanbul. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,864,334 searches. Data last updated May 4, 2024.
If you're seeking multiple options on one-way flights from St. Louis to Istanbul, be sure to check out these deals, which are updated often. Those seeking round-trip flights from St. Louis to Istanbul should utilize the search form at the the top of the page.
Thu 6/67:00 amSTL - SAW
2 stops38h 55mQatar Airways
Deal found 5/3$866
Thu 6/611:05 amSTL - IST
2 stops47h 30mQatar Airways
Deal found 5/3$940
Thu 6/66:30 amSTL - IST
1 stop15h 20mMultiple Airlines
Deal found 5/3$2,084

Find flights from St. Louis to Istanbul within your budget

Customize your flight search to find flights from St. Louis to Istanbul that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,864,334 searches. Data last updated May 4, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$881 - $1,519

Route

Depart

Return

Price

Lambert-St LouisIstanbul Sabiha Gokcen

STL - SAW

STLSAW

Lambert-St Louis

Tue 9/17

2 stops23h 50m

Istanbul Sabiha Gokcen

Tue 9/24

2 stops31h 02m

$881

Lambert-St LouisIstanbul Sabiha Gokcen

STL - SAW

STLSAW

Lambert-St Louis

Tue 9/17

2 stops19h 10m

Istanbul Sabiha Gokcen

Tue 9/24

2 stops32h 44m

$983

Lambert-St LouisIstanbul Sabiha Gokcen

STL - SAW

STLSAW

Lambert-St Louis

Wed 10/2

2 stops51h 35m

Istanbul Sabiha Gokcen

Sun 10/13

2 stops33h 30m

$1,049

Lambert-St LouisIstanbul

STL - IST

STLIST

Lambert-St Louis

Sat 7/27

2 stops20h 05m

Istanbul

Sat 9/7

2 stops21h 35m

$1,118

Lambert-St LouisIstanbul

STL - IST

STLIST

Lambert-St Louis

Sun 6/16

2 stops25h 03m

Istanbul

Tue 7/23

2 stops32h 14m

$1,183

Lambert-St LouisIstanbul

STL - IST

STLIST

Lambert-St Louis

Wed 7/17

2 stops18h 45m

Istanbul

Tue 8/6

2 stops31h 41m

$1,254

Lambert-St LouisIstanbul

STL - IST

STLIST

Lambert-St Louis

Thu 6/20

2 stops18h 14m

Istanbul

Thu 8/8

2 stops28h 08m

$1,258

Lambert-St LouisIstanbul

STL - IST

STLIST

Lambert-St Louis

Tue 5/28

2 stops22h 35m

Istanbul

Tue 6/4

2 stops23h 37m

$1,330

Lambert-St LouisIstanbul

STL - IST

STLIST

Lambert-St Louis

Sun 6/30

2 stops19h 50m

Istanbul

Thu 7/11

1 stop31h 30m

$1,519

Flights are sorted by cheapest first

Deals found on 5/3

When is the best time to book a flight from St. Louis to Istanbul?

Use this chart to determine the optimal time to book a round-trip flight from St. Louis to Istanbul. Price data was last updated on January 28, 2024.
The price you pay for your flight from St. Louis to Istanbul may vary depending on when you book. For the best chance of a lower fare, look to book 69 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
Search Deals

When is the cheapest time to fly from St. Louis to Istanbul?

Use this chart to determine the cheapest time to fly round-trip from St. Louis to Istanbul. Price data was last updated on April 28, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their St. Louis to Istanbul flight should consider departing on Wednesday at noon when fares are most often at their lowest. Thursday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Average price of flights to Istanbul by month

Plan your trip from St. Louis to Istanbul by taking into account the cheapest months to travel. The average price of a one-way flight from St. Louis to Istanbul is currently $1,297 while a round-trip flight costs $1,175. Price data was last updated on April 28, 2024.

Currently, November is the cheapest month in which you can book a flight from St. Louis to Istanbul (average of $925). Flying from St. Louis to Istanbul in June is currently the most expensive (average of $1,442). 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.

January

$968

February

$940

March

$984

April

$1,026

May

$1,112

June

$1,442

July

$1,303

August

$1,189

September

$1,067

October

$1,000

November

$925

December

$969

Temperature and rainfall in Istanbul by month

Plan your trip to Istanbul by taking into account the average temperature and rainfall totals by month.

IST

Temperature

41 - 73.4 °F

Reviews of airlines servicing Istanbul

Get insights into the airlines that provide service to Istanbul. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Istanbul. Reviews last updated May 4, 2024.
Peruse reviews from past customers who have flown with American Airlines, Air Canada and Delta from St. Louis to Istanbul to help guide your decision. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Emirates
8.1
Very good
4,023 reviews
Check prices

Food

7.9

Overall

8.1

Comfort

8.1

Boarding

8.2

Entertainment

8.3

Crew

8.3

Reviews

1 / 10

Food could have been better they served beef on the flight to India so they did not have enough option of the veg option for customers and half the flight did not get a meal

Emirates
8.1
Very good
4,023 reviews
Emirates
8.1
Very good
4,023 reviews
Check prices

Food

7.9

Overall

8.1

Comfort

8.1

Boarding

8.2

Entertainment

8.3

Crew

8.3

Reviews

1 / 10

Food could have been better they served beef on the flight to India so they did not have enough option of the veg option for customers and half the flight did not get a meal

Delta
8.1
Very good
10,848 reviews
Emirates
8.1
Very good
4,023 reviews
Check prices

Food

7.9

Overall

8.1

Comfort

8.1

Boarding

8.2

Entertainment

8.3

Crew

8.3

Reviews

1 / 10

Food could have been better they served beef on the flight to India so they did not have enough option of the veg option for customers and half the flight did not get a meal

Qatar Airways
7.7
Good
4,444 reviews
Emirates
8.1
Very good
4,023 reviews
Check prices

Food

7.9

Overall

8.1

Comfort

8.1

Boarding

8.2

Entertainment

8.3

Crew

8.3

Reviews

1 / 10

Food could have been better they served beef on the flight to India so they did not have enough option of the veg option for customers and half the flight did not get a meal

Turkish Airlines
7.5
Good
3,709 reviews
Emirates
8.1
Very good
4,023 reviews
Check prices

Food

7.9

Overall

8.1

Comfort

8.1

Boarding

8.2

Entertainment

8.3

Crew

8.3

Reviews

1 / 10

Food could have been better they served beef on the flight to India so they did not have enough option of the veg option for customers and half the flight did not get a meal

American Airlines
7.3
Good
14,755 reviews
Emirates
8.1
Very good
4,023 reviews
Check prices

Food

7.9

Overall

8.1

Comfort

8.1

Boarding

8.2

Entertainment

8.3

Crew

8.3

Reviews

1 / 10

Food could have been better they served beef on the flight to India so they did not have enough option of the veg option for customers and half the flight did not get a meal

Related info for your journey

Find useful and relevant information for your journey from St. Louis to Istanbul. 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 from for flights from St. Louis to Istanbul?

    Lambert-St Louis (STL) is the airport you will fly out of if you book a flight from St. Louis to Istanbul. You should not have trouble finding flights to Istanbul from Lambert-St Louis; the airport handles an average of 0 outbound flights to Istanbul per day. You should also have plenty of airline options to choose from since 7 airlines have flights from the St. Louis airport to Istanbul. It is only a 12.7 mi journey to Lambert-St Louis (STL) from St. Louis’s city center.

  • Can I find flights from St. Louis to Istanbul for under $900 on Cheapflights?

    Yes, there are multiple flights from St. Louis to Istanbul for under $900. The cheapest flight booked recently is on British Airways for just $881, but on average you can expect to pay $1,235.

  • What are the cheapest airlines flying from St. Louis to Istanbul round-trip?

    Cheapflights users have booked flights from St. Louis to Istanbul round-trip from $881. Other airlines that can offer you cheap pricing are Qatar Airways, from $1,049, and American Airlines, from $1,183. British Airways is priced at 18% lower than the current average price of a flight leaving 3 months from now.

  • What are the most popular airlines that fly from St. Louis to Istanbul?

    When booking a flight from St. Louis to Istanbul, you may want to consider flying on American Airlines, Air Canada or British Airways as they are the most popular for this route.

  • What does STL to IST mean?

    This is defined as Lambert-St Louis Airport (STL) and Istanbul Airport (IST). Codes like Istanbul Airport are often used to just call airports uniquely. Istanbul Sabiha Gokcen Airport (SAW), Bursa Yenişehir Airport (YEI), İzmit Cengiz Topel Airport (KCO), Tekirdağ Corlu Airport (TEQ) are other airports near this flight route and their unique identifiers/IATA codes.

  • Can I find deals for flights from St. Louis to Istanbul that include extra baggage allowance?

    The amount of baggage you can bring on your St. Louis to Istanbul flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from St. Louis to Istanbul with specific airlines?

    Yes, Cheapflights allows you to browse and filter St. Louis to Istanbul flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

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

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

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

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

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

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

  • Can I find deals for flights from St. Louis to Istanbul that allow pets onboard?

    Many airlines flying from St. Louis to Istanbul offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from St. Louis to Istanbul?

    Yes, you can often find last-minute deals on St. Louis to Istanbul flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the St. Louis to Istanbul flight deals updated?

    The St. Louis to Istanbul flight deals you see on this page were last updated on 5/3.

See more FAQs

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Alternative routes for St. Louis to Istanbul
See prices for flight routes from nearby airports that may be better suited for you.

St. Louis to Istanbul flights
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Top 7 airlines flying from St. Louis to Istanbul

Discover the top 7 airlines that operate flights from St. Louis to Istanbul. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,864,334 searches. Data last updated May 4, 2024.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$786Average$977FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
United AirlinesCheapest$788Average$1,379FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
LufthansaCheapest$830Average$1,099FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
British AirwaysCheapest$912Average$1,161FlexibilityNo cancel feeOn-time70%
Search British Airways flights
American AirlinesCheapest$915Average$1,022FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Turkish AirlinesCheapest$965Average$1,180FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
Air CanadaCheapest$1,104Average$1,321FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
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Search flights from St. Louis to Istanbul by cabin class

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

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

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

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Istanbul from St. Louis today with Cheapflights!

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

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

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

Need flexible booking options for your flight to Istanbul from St. Louis? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

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

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