HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Istanbul

$577+ Cheap flights from Knoxville (TYS) to Istanbul (IST)

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 2/25. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — IST
Feb 26 — Mar 51
Thu 2/26
Thu 3/5
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Knoxville to Istanbul with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Knoxville to Istanbul

Cheapest flights from Knoxville to Istanbul
Explore the most affordable flight options available from Knoxville to Istanbul. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 27, 2026.

This United Airlines deal was found by Cheapflights users on 1/25. 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.
Wed 2/251:50 pm
TYS
-
IST
2 stops20h 15m
United Airlines
Sun 3/16:30 am
IST
-
TYS
2 stops35h 42m
United Airlines
Deal found 1/25$577
This United Airlines deal was found by Cheapflights users on 1/27. 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.
Mon 3/27:25 pm
TYS
-
IST
2 stops19h 20m
United Airlines
Wed 3/116:30 am
IST
-
TYS
2 stops24h 14m
United Airlines
Deal found 1/27$578
This United Airlines deal was found by Cheapflights users on 1/27. 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.
Tue 3/37:25 pm
TYS
-
IST
2 stops19h 20m
United Airlines
Thu 3/126:30 am
IST
-
TYS
2 stops35h 19m
United Airlines
Deal found 1/27$584
This Delta deal was found by Cheapflights users on 1/27. 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 3/175:01 pm
TYS
-
IST
2 stops27h 49m
Delta
Thu 3/264:50 am
IST
-
TYS
2 stops18h 16m
Delta
Deal found 1/27$590
This Delta deal was found by Cheapflights users on 1/27. 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 3/166:38 pm
TYS
-
IST
2 stops26h 12m
Delta
Mon 3/234:50 am
IST
-
TYS
2 stops37h 22m
Delta
Deal found 1/27$595
This United Airlines deal was found by Cheapflights users on 1/27. 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.
Tue 3/247:25 pm
TYS
-
IST
2 stops20h 20m
United Airlines
Tue 3/315:40 am
IST
-
TYS
2 stops23h 49m
United Airlines
Deal found 1/27$603
This Delta deal was found by Cheapflights users on 1/27. 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 3/95:01 pm
TYS
-
IST
2 stops51h 49m
Delta
Tue 3/174:50 am
IST
-
TYS
2 stops26h 07m
Delta
Deal found 1/27$608
This United Airlines deal was found by Cheapflights users on 1/27. 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.
Fri 2/272:21 pm
TYS
-
IST
2 stops19h 44m
United Airlines
Fri 3/66:30 am
IST
-
TYS
2 stops22h 17m
United Airlines
Deal found 1/27$628
This United Airlines deal was found by Cheapflights users on 1/27. 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.
Mon 3/97:25 pm
TYS
-
IST
2 stops20h 20m
United Airlines
Mon 3/166:30 am
IST
-
TYS
2 stops35h 19m
United Airlines
Deal found 1/27$634
This Delta deal was found by Cheapflights users on 1/27. 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 3/2311:18 am
TYS
-
IST
2 stops33h 32m
Delta
Mon 3/305:20 pm
IST
-
TYS
2 stops30h 23m
Delta
Deal found 1/27$641
This United Airlines deal was found by Cheapflights users on 1/27. 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 3/227:25 pm
TYS
-
IST
2 stops20h 20m
United Airlines
Mon 3/305:50 am
IST
-
TYS
2 stops24h 51m
United Airlines
Deal found 1/27$653

Find flight deals from Knoxville to Istanbul

Discover tips and strategies to find the most affordable flight options for your journey from Knoxville (TYS) 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 January 27, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$577
(United Airlines)

Popular in

June

Cheapest in

February

Average price

$1,040
Provider with most accurate pricing for Knoxville McGhee Tyson-Istanbul flight deals.
Search Deals
Provider most trusted by Cheapflights users for Knoxville McGhee Tyson-Istanbul flights.
Search Deals
From Knoxville McGhee Tyson to Istanbul
Search Deals
Highest demand for flights based on searches. 23% potential increase in price ($312 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($41 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Knoxville 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 January 27, 2026.
Use the filters below to find and compare flights from Knoxville to Istanbul Airport that are best for you.

Fly from

Knoxville

Fly to

Istanbul

Route

Depart

Return

Price

KnoxvilleIstanbul

TYS - IST

TYSIST

Knoxville McGhee Tyson

Mon 4/20

10:49 am-9:25 pm

2 stops27h 36m

Istanbul

Tue 5/5

5:40 am-8:45 pm

2 stops22h 05m

$577

KnoxvilleIstanbul

TYS - IST

TYSIST

Knoxville McGhee Tyson

Wed 2/25

1:50 pm-6:05 pm

2 stops20h 15m

Istanbul

Sun 3/1

6:30 am-10:12 am

2 stops35h 42m

$577

KnoxvilleIstanbul

TYS - IST

TYSIST

Knoxville McGhee Tyson

Mon 3/30

7:20 pm-9:25 pm

2 stops19h 05m

Istanbul

Wed 4/8

5:40 am-11:03 pm

2 stops24h 23m

$578

KnoxvilleIstanbul

TYS - IST

TYSIST

Knoxville McGhee Tyson

Mon 3/16

7:25 pm-5:55 pm

2 stops15h 30m

Istanbul

Tue 3/24

6:30 am-10:49 am

2 stops35h 19m

$584

KnoxvilleIstanbul

TYS - IST

TYSIST

Knoxville McGhee Tyson

Tue 3/17

5:01 pm-3:50 am

2 stops27h 49m

Istanbul

Wed 3/25

4:50 am-11:57 pm

2 stops26h 07m

$590

KnoxvilleIstanbul

TYS - IST

TYSIST

Knoxville McGhee Tyson

Wed 3/18

11:55 am-3:50 am

2 stops32h 55m

Istanbul

Thu 3/26

4:50 am-4:06 pm

2 stops18h 16m

$603

KnoxvilleIstanbul

TYS - IST

TYSIST

Knoxville McGhee Tyson

Tue 3/24

7:25 pm-10:45 pm

2 stops20h 20m

Istanbul

Thu 4/2

5:40 am-4:52 pm

2 stops18h 12m

$603

KnoxvilleIstanbul

TYS - IST

TYSIST

Knoxville McGhee Tyson

Mon 3/23

7:25 pm-10:45 pm

2 stops20h 20m

Istanbul

Tue 3/31

5:40 am-10:29 pm

2 stops23h 49m

$603

KnoxvilleIstanbul

TYS - IST

TYSIST

Knoxville McGhee Tyson

Tue 3/24

7:25 pm-10:45 pm

2 stops20h 20m

Istanbul

Wed 4/1

5:40 am-11:03 pm

2 stops24h 23m

$603

KnoxvilleIstanbul

TYS - IST

TYSIST

Knoxville McGhee Tyson

Tue 3/24

7:25 pm-10:45 pm

2 stops20h 20m

Istanbul

Tue 3/31

5:40 am-10:29 pm

2 stops23h 49m

$603

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/24

Showing 1-10 of 11 results
1
2

Compare providers for flights from Knoxville 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 Knoxville to Istanbul in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*2 stars
OvagoPrice Accuracy2 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 Knoxville-Istanbul Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Knoxville-Istanbul Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Knoxville-Istanbul Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Knoxville-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 Knoxville-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 Knoxville to Istanbul

Have a flexible travel schedule? Discover the best time to fly to Istanbul from Knoxville 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 Knoxville to Istanbul Airport

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

Currently, February is the cheapest month in which you can book a flight from Knoxville to Istanbul Airport (average of $554). Flying from Knoxville to Istanbul Airport in June is currently the most expensive (average of $1,362). 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.

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 January 27, 2026.
See what other customers who have flown with Delta, United Airlines, and American Airlines from Knoxville 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
7.9
Good
8,118 reviews

Entertainment

7.8

Comfort

7.9

Crew

8.5

Food

7.2

Boarding

8.1

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,118 reviews
Delta
7.9
Good
8,118 reviews

Entertainment

7.8

Comfort

7.9

Crew

8.5

Food

7.2

Boarding

8.1

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,206 reviews
Delta
7.9
Good
8,118 reviews

Entertainment

7.8

Comfort

7.9

Crew

8.5

Food

7.2

Boarding

8.1

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.2
Good
11,198 reviews
Delta
7.9
Good
8,118 reviews

Entertainment

7.8

Comfort

7.9

Crew

8.5

Food

7.2

Boarding

8.1

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
British Airways
6.7
Okay
7,702 reviews
Delta
7.9
Good
8,118 reviews

Entertainment

7.8

Comfort

7.9

Crew

8.5

Food

7.2

Boarding

8.1

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

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

    Most people fly from Knoxville McGhee Tyson (TYS) if they book a flight from Knoxville to Istanbul. On average, McGhee Tyson has 0 outbound flights to Istanbul per day from 4 airlines. Knoxville McGhee Tyson is conveniently located just 11.3 mi from Knoxville’s city center.

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

    For as low as $577, United Airlines can have you in Istanbul Airport from Knoxville in 27h 36m. The distance from Knoxville to Istanbul Airport is about 5617 mi.

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

    Our cheapest airline available from Knoxville to Istanbul Airport is British Airways. Our recent data shows that you can find tickets from as low as $758 on this airline. Additional options worth looking into are American Airlines and United Airlines, starting at $770 and $930 round-trip. You may be able to fly from Knoxville to Istanbul Airport for 27% less than the average price by searching for these airlines.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Knoxville 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 Knoxville to Istanbul Airport?

    Currently, February is the cheapest month in which you can book a flight from Knoxville to Istanbul Airport (average of $554). Flying from Knoxville to Istanbul Airport in June is currently the most expensive (average of $1,362). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Knoxville to Istanbul

See prices for flight routes from nearby airports that may be better suited for you.
Nashville to Istanbul flights
Nashville to Sabiha Gokcen flights
Knoxville to Sabiha Gokcen flights
Chattanooga to Istanbul flights

Top 4 airlines flying from Knoxville to Istanbul

Discover the top 4 airlines that operate flights from Knoxville 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 January 27, 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$758Average$1,071FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$770Average$1,170FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$930Average$1,252FlexibilityNo cancel feeOn-time69%
DeltaCheapest$1,061Average$1,316FlexibilityNo cancel feeOn-timeN/A

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
Site
©2026 Cheapflights