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$521+ Cheap flights from Louisville (SDF) to Istanbul

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 10/20. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — IST
Oct 15 — Oct 221
Wed 10/15
Wed 10/22
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 (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 September 15, 2025.

Round-trip from

$720
(Expedia)

One-way from

$521
(Cheapflightsfares)

Popular in

December

Cheapest in

October

Average price

$870
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. 8% potential price decrease ($92 potential savings vs. average RT price).
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Average for round-trip flights in September 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 September 15, 2025.

This Expedia deal was found by Cheapflights users on 9/15. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/3012:32 pmSDF - IST
2 stops29h 38mBritish Airways
Thu 11/66:40 pmIST - SDF
2 stops36h 15mBritish Airways
Deal found 9/15$720
This Delta deal was found by Cheapflights users on 9/15. 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.
Mon 10/206:05 pmSDF - IST
2 stops26h 20mDelta
Fri 10/315:55 pmIST - SDF
2 stops34h 47mDelta
Deal found 9/15$834
This Delta deal was found by Cheapflights users on 9/15. 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.
Thu 10/307:55 amSDF - IST
2 stops26h 00mDelta
Wed 11/54:50 amIST - SDF
2 stops27h 11mDelta
Deal found 9/15$853
This Cheapflightsfares deal was found by Cheapflights users on 9/12. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/262:00 pmSDF - IST
2 stops24h 45mLufthansa
Fri 1/96:30 amIST - SDF
2 stops21h 13mLufthansa
Deal found 9/12$868
This Mytrip deal was found by Cheapflights users on 9/14. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/110:14 amSDF - IST
2 stops34h 36mMultiple Airlines
Sun 10/54:45 amIST - SDF
3 stops37h 07mMultiple Airlines
Deal found 9/14$877
This KLM deal was found by Cheapflights users on 9/14. 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.
Fri 12/266:04 pmSDF - IST
2 stops14h 51mKLM
Thu 1/84:50 amIST - SDF
2 stops20h 52mKLM
Deal found 9/14$913
This Ovago deal was found by Cheapflights users on 9/13. 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.
Sun 10/195:53 pmSDF - IST
2 stops18h 22mBritish Airways
Sun 10/269:20 pmIST - SDF
2 stops32h 43mBritish Airways
Deal found 9/13$953
This Delta deal was found by Cheapflights users on 9/13. 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.
Tue 10/73:11 pmSDF - IST
2 stops29h 14mDelta
Sun 10/125:05 pmIST - SDF
2 stops33h 05mDelta
Deal found 9/13$1,074
This Kiwi.com deal was found by Cheapflights users on 9/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/308:10 pmSDF - IST
1 stop34h 05mMultiple Airlines
Thu 11/69:45 pmIST - SDF
2 stops34h 00mMultiple Airlines
Deal found 9/15$1,107
This KAYAK deal was found by Cheapflights users on 9/14. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/112:25 pmSDF - SAW
2 stops19h 40mBritish Airways
Wed 10/154:15 pmSAW - SDF
2 stops31h 06mBritish Airways
Deal found 9/14$1,318
This Mytrip deal was found by Cheapflights users on 9/14. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/110:14 amSDF - SAW
3 stops25h 31mMultiple Airlines
Wed 10/1510:25 amSAW - SDF
2 stops19h 38mMultiple Airlines
Deal found 9/14$1,448
This oojo deal was found by Cheapflights users on 9/14. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/287:45 amSDF - SAW
2 stops52h 00mQatar Airways
Tue 10/281:40 pmSAW - SDF
2 stops35h 13mQatar Airways
Deal found 9/14$1,619

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 September 15, 2025.
Use the filters below to find and compare flights from Louisville to Istanbul that are best for you.

Fly from

Louisville

Fly to

Istanbul

Route

Depart

Return

Price

LouisvilleIstanbul

SDF - IST

SDFIST

Louisville Intl

Thu 10/30

12:32 pm-1:10 am

2 stops29h 38m

Istanbul

Thu 11/6

6:40 pm-10:55 pm

2 stops36h 15m

$720

LouisvilleIstanbul

SDF - IST

SDFIST

Louisville Intl

Mon 10/20

6:05 pm-3:25 am

2 stops26h 20m

Istanbul

Fri 10/31

5:55 pm-9:42 pm

2 stops34h 47m

$834

LouisvilleIstanbul

SDF - IST

SDFIST

Louisville Intl

Thu 10/30

7:55 am-4:55 pm

2 stops26h 00m

Istanbul

Wed 11/5

4:50 am-12:01 am

2 stops27h 11m

$853

LouisvilleIstanbul

SDF - IST

SDFIST

Louisville Intl

Fri 12/26

2:00 pm-10:45 pm

2 stops24h 45m

Istanbul

Fri 1/9

6:30 am-7:43 pm

2 stops21h 13m

$868

LouisvilleIstanbul

SDF - IST

SDFIST

Louisville Intl

Wed 10/1

10:14 am-3:50 am

2 stops34h 36m

Istanbul

Sun 10/5

4:45 am-10:52 am

3 stops37h 07m

$877

LouisvilleIstanbul

SDF - IST

SDFIST

Louisville Intl

Fri 12/26

6:04 pm-4:55 pm

2 stops14h 51m

Istanbul

Thu 1/8

4:50 am-5:42 pm

2 stops20h 52m

$913

LouisvilleIstanbul

SDF - IST

SDFIST

Louisville Intl

Sun 10/19

5:53 pm-7:15 pm

2 stops18h 22m

Istanbul

Sun 10/26

9:20 pm-11:03 pm

2 stops32h 43m

$953

LouisvilleIstanbul

SDF - SAW

SDFSAW

Louisville Intl

Wed 10/1

12:25 pm-3:05 pm

2 stops19h 40m

Istanbul Sabiha Gokcen

Wed 10/15

4:15 pm-4:21 pm

2 stops31h 06m

$1,318

LouisvilleIstanbul

SDF - SAW

SDFSAW

Louisville Intl

Wed 10/1

10:14 am-6:45 pm

3 stops25h 31m

Istanbul Sabiha Gokcen

Wed 10/15

10:25 am-11:03 pm

2 stops19h 38m

$1,448

LouisvilleIstanbul

SDF - SAW

SDFSAW

Louisville Intl

Sun 9/28

7:45 am-6:45 pm

2 stops52h 00m

Istanbul Sabiha Gokcen

Tue 10/28

1:40 pm-5:53 pm

2 stops35h 13m

$1,619

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/13

Showing 1-10 of 19 results
1
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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

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

Currently, October is the cheapest month in which you can book a flight from Louisville to Istanbul (average of $916). Flying from Louisville to Istanbul 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 September 15, 2025.

A simple way to save on the total cost of your ticket is to fly from Louisville to Istanbul 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 September 15, 2025.
Read reviews from past customers who have flown Delta, United Airlines, and American Airlines from Louisville to Istanbul. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,954 reviews

Entertainment

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Overall

8.0

Comfort

7.9

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
7,954 reviews
Delta
8.0
Very good
7,954 reviews

Entertainment

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Overall

8.0

Comfort

7.9

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
8,929 reviews
Delta
8.0
Very good
7,954 reviews

Entertainment

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Overall

8.0

Comfort

7.9

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
10,000 reviews
Delta
8.0
Very good
7,954 reviews

Entertainment

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Overall

8.0

Comfort

7.9

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
7,407 reviews
Delta
8.0
Very good
7,954 reviews

Entertainment

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Overall

8.0

Comfort

7.9

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
7,361 reviews
Delta
8.0
Very good
7,954 reviews

Entertainment

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Overall

8.0

Comfort

7.9

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?

    If you book a flight to Istanbul from Louisville, you will be flying from Louisville Intl, which is the city’s only airport. Louisville Intl (SDF) is located 5.3 mi from the center of Louisville. There are 0 flights from Louisville Intl to Istanbul per day from 5 different airlines.

  • How long is the flight from Louisville to Istanbul?

    A quick flight from Louisville to Istanbul can take about 24h 45m. British Airways provides one of the quickest options available for as low as $868. The distance between Louisville and Istanbul is about 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 round-trip?

    American Airlines, at $639, was found to be the cheapest airline from Louisville to Istanbul.Alternate airlines to your destination round-trip include British Airways and Delta. Users have found that American Airlines is 42% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Louisville to Istanbul one-way?

    To fly one-way, consider booking your trip with Lufthansa, which is currently one of the cheapest options available, starting at $521. British Airways flights start at $692 while deals on KLM start at $708 one-way.

  • 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?

    Currently, October is the cheapest month in which you can book a flight from Louisville to Istanbul (average of $916). Flying from Louisville to Istanbul 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

Browse thousands of different options on Cheapflights for your next trip

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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 September 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$639Average$814FlexibilityNo cancel feeOn-time71%
British AirwaysCheapest$640Average$809FlexibilityNo cancel feeOn-time70%
DeltaCheapest$716Average$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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