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$425+ Cheap flights from Louisville (SDF) to Istanbul (IST)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/15. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — IST
Nov 1 — Nov 81
Sat 11/1
Sat 11/8
1 adult, Economy
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Cheap flight deals from Louisville to Istanbul

Discover tips and strategies to find the most affordable flight options for your journey from Louisville (SDF) to Istanbul (IST). 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 October 2, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$567
(United)

One-way from

$425
(Kiwi.com)

Popular in

December

Cheapest in

October

Average price

$670
Provider with most accurate pricing for Louisville Intl-Istanbul flight deals.
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Provider most trusted by Cheapflights users for Louisville Intl-Istanbul flights.
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From Louisville Intl to Istanbul
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One-way flight from Louisville Intl to Istanbul
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Highest demand for flights based on searches. 16% potential increase in price ($213 potential increase over avg. RT price).
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Cheapest flight prices on average. 9% potential price decrease ($92 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find flight deals from Louisville to Istanbul

Cheapest flights from Louisville to Istanbul
Explore the most affordable flight options available from Louisville to Istanbul. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 2, 2025.

This United deal was found by Cheapflights users on 10/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/81:07 pmSDF - IST
2 stops20h 58mMultiple Airlines
Fri 11/216:30 amIST - SDF
2 stops42h 46mMultiple Airlines
Deal found 10/2$567
This United Airlines deal was found by Cheapflights users on 10/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/167:00 amSDF - IST
2 stops27h 05mUnited Airlines
Sun 11/236:30 amIST - SDF
2 stops20h 57mUnited Airlines
Deal found 10/2$576
This Delta deal was found by Cheapflights users on 10/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/294:25 pmSDF - IST
2 stops28h 25mDelta
Tue 11/44:50 amIST - SDF
2 stops27h 11mDelta
Deal found 10/2$651
This Gurufare deal was found by Cheapflights users on 10/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/295:57 pmSDF - IST
2 stops21h 48mLufthansa
Wed 11/57:00 pmIST - SDF
2 stops35h 29mLufthansa
Deal found 10/2$669
This KLM deal was found by Cheapflights users on 10/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/162:22 pmSDF - IST
2 stops18h 33mKLM
Sat 11/224:50 amIST - SDF
2 stops20h 26mKLM
Deal found 10/2$739
This Air Canada deal was found by Cheapflights users on 10/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/1611:00 amSDF - IST
3 stops23h 25mAir Canada
Sun 11/233:00 pmIST - SDF
3 stops29h 26mAir Canada
Deal found 10/2$828
This Air Canada deal was found by Cheapflights users on 10/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/811:00 amSDF - IST
3 stops23h 25mAir Canada
Fri 11/213:10 pmIST - SDF
3 stops30h 07mAir Canada
Deal found 10/2$841
This Air France deal was found by Cheapflights users on 10/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/83:12 pmSDF - IST
2 stops28h 38mAir France
Thu 11/204:50 amIST - SDF
2 stops21h 51mAir France
Deal found 10/2$866
This British Airways deal was found by Cheapflights users on 10/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/266:19 pmSDF - IST
2 stops22h 16mBritish Airways
Fri 1/98:10 amIST - SDF
2 stops23h 11mBritish Airways
Deal found 10/1$942
This Ovago deal was found by Cheapflights users on 10/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/87:20 pmSDF - IST
2 stops19h 00mLufthansa
Sat 10/185:55 pmIST - SDF
2 stops33h 53mLufthansa
Deal found 10/1$1,159
This Air Canada deal was found by Cheapflights users on 10/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/2610:50 amSDF - IST
3 stops23h 35mAir Canada
Fri 1/93:10 pmIST - SDF
3 stops30h 18mAir Canada
Deal found 10/1$1,203

Cheapflights Fare Finder

 
Customize your flight search to find flights from Louisville 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 2,558,603 searches. Data last updated October 2, 2025.
Use the filters below to find and compare flights from Louisville to Istanbul Airport that are best for you.

Fly from

Louisville

Fly to

Istanbul

Route

Depart

Return

Price

LouisvilleIstanbul

SDF - IST

SDFIST

Louisville Intl

Sat 11/8

1:07 pm-6:05 pm

2 stops20h 58m

Istanbul

Fri 11/21

6:30 am-5:16 pm

2 stops42h 46m

$567

LouisvilleIstanbul

SDF - IST

SDFIST

Louisville Intl

Wed 10/29

4:25 pm-3:50 am

2 stops28h 25m

Istanbul

Tue 11/4

4:50 am-12:01 am

2 stops27h 11m

$651

LouisvilleIstanbul

SDF - IST

SDFIST

Louisville Intl

Wed 10/29

5:57 pm-10:45 pm

2 stops21h 48m

Istanbul

Wed 11/5

7:00 pm-10:29 pm

2 stops35h 29m

$669

LouisvilleIstanbul

SDF - IST

SDFIST

Louisville Intl

Sun 11/16

2:22 pm-4:55 pm

2 stops18h 33m

Istanbul

Sat 11/22

4:50 am-5:16 pm

2 stops20h 26m

$739

LouisvilleIstanbul

SDF - IST

SDFIST

Louisville Intl

Sun 11/16

11:00 am-6:25 pm

3 stops23h 25m

Istanbul

Sun 11/23

3:00 pm-12:26 pm

3 stops29h 26m

$828

LouisvilleIstanbul

SDF - IST

SDFIST

Louisville Intl

Sat 11/8

11:00 am-6:25 pm

3 stops23h 25m

Istanbul

Fri 11/21

3:10 pm-1:17 pm

3 stops30h 07m

$841

LouisvilleIstanbul

SDF - IST

SDFIST

Louisville Intl

Sat 11/8

3:12 pm-3:50 am

2 stops28h 38m

Istanbul

Thu 11/20

4:50 am-6:41 pm

2 stops21h 51m

$866

LouisvilleIstanbul

SDF - IST

SDFIST

Louisville Intl

Fri 12/26

6:19 pm-12:35 am

2 stops22h 16m

Istanbul

Fri 1/9

8:10 am-11:21 pm

2 stops23h 11m

$942

LouisvilleIstanbul

SDF - IST

SDFIST

Louisville Intl

Fri 3/27

5:45 pm-4:30 am

2 stops27h 45m

Istanbul

Tue 3/31

4:30 am-11:56 pm

2 stops26h 26m

$1,029

LouisvilleIstanbul

SDF - IST

SDFIST

Louisville Intl

Fri 12/26

10:50 am-6:25 pm

3 stops23h 35m

Istanbul

Fri 1/9

3:10 pm-1:28 pm

3 stops30h 18m

$1,203

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/1

Showing 1-10 of 15 results
1
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Compare providers for flights from Louisville to Istanbul

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Louisville to Istanbul in October.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
oojoPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice Accuracy2 starsTrust Score*2 stars
Justfly.comPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Louisville-Istanbul Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Louisville-Istanbul Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Louisville-Istanbul Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Louisville-Istanbul Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Louisville-Istanbul Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Louisville to Istanbul

Have a flexible travel schedule? Discover the best time to fly to Istanbul from Louisville with our price prediction graph.
Estimated round-trip 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.

Cheapflights Insights

Everything you need to know about your flight from Louisville to Istanbul Airport

What is the cheapest month to book a flight from Louisville to Istanbul Airport?

Currently, October is the cheapest month in which you can book a flight from Louisville to Istanbul Airport (average of $909). Flying from Louisville to Istanbul Airport in June is currently the most expensive (average of $1,359). 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.

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

Find hourly flight availability from Louisville to Istanbul. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 2, 2025.

A simple way to save on the total cost of your ticket is to fly from Louisville to Istanbul Airport in the afternoon. If you’re flexible enough to do this you can expect to save up to 18% on your trip compared to booking a flight at noon.

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 October 2, 2025.
See what other customers who have flown with Delta, United Airlines, and American Airlines from Louisville to Istanbul Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,962 reviews

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,962 reviews
Delta
8.0
Very good
7,962 reviews

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,933 reviews
Delta
8.0
Very good
7,962 reviews

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
11,033 reviews
Delta
8.0
Very good
7,962 reviews

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Lufthansa
6.8
Okay
7,446 reviews
Delta
8.0
Very good
7,962 reviews

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
British Airways
6.7
Okay
7,416 reviews
Delta
8.0
Very good
7,962 reviews

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Louisville 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 Louisville to Istanbul?

    Louisville Intl (SDF) is the airport you will fly out of if you book a flight from Louisville to Istanbul. You should not have trouble finding flights to Istanbul from Louisville Intl; 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 5 airlines have flights from the Louisville airport to Istanbul. It is only a 5.3 mi journey to Louisville Intl (SDF) from Louisville’s city center.

  • How long is the flight from Louisville to Istanbul Airport?

    Departing from Louisville to Istanbul Airport will take you 18h 33m. Airlines will cover a distance of 5567 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Louisville to Istanbul Airport round-trip?

    Our cheapest airline available from Louisville to Istanbul Airport is American Airlines. Our recent data shows that you can find tickets from as low as $639 on this airline. Additional options worth looking into are British Airways and Delta, starting at $640 and $732 round-trip. Users have found that American Airlines is 42% cheaper than the other options available to this destination.

  • Can I find deals for flights from Louisville to Istanbul that include hotel bookings?

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

  • How can I find direct flights from Louisville to Istanbul?

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

  • Can I find deals for business class flights from Louisville to Istanbul?

    Yes. Cheapflights offers flight deals from Louisville 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.

  • What is the cheapest month to book a flight from Louisville to Istanbul Airport?

    Currently, October is the cheapest month in which you can book a flight from Louisville to Istanbul Airport (average of $909). Flying from Louisville to Istanbul Airport in June is currently the most expensive (average of $1,359). 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.

See more FAQs

Traveling to a place near Istanbul Airport?

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

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Top 5 airlines flying from Louisville to Istanbul

Discover the top 5 airlines that operate flights from Louisville 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 2,558,603 searches. Data last updated October 2, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$639Average$814FlexibilityNo cancel feeOn-time71%
British AirwaysCheapest$640Average$783FlexibilityNo cancel feeOn-time70%
DeltaCheapest$732Average$1,150FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$763Average$1,317FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$844Average$1,170FlexibilityNo cancel feeOn-time76%

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