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San Salvador

$303+ Cheap flights from Knoxville (TYS) to San Salvador (SAL)

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 12/22. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — SAL
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
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Cheap flight deals from Knoxville to San Salvador

Cheapest flights from Knoxville to San Salvador
Explore the most affordable flight options available from Knoxville to San Salvador. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 12, 2025.

This Kiwi.com deal was found by Cheapflights users on 12/10. 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.
Sun 12/219:08 amTYS - SAL
1 stop6h 39mMultiple Airlines
Sat 1/175:51 pmSAL - TYS
1 stop23h 02mMultiple Airlines
Deal found 12/10$550
This Kiwi.com deal was found by Cheapflights users on 12/10. 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.
Mon 12/229:08 amTYS - SAL
1 stop6h 39mMultiple Airlines
Sat 1/175:51 pmSAL - TYS
1 stop23h 02mMultiple Airlines
Deal found 12/10$597
This Mytrip deal was found by Cheapflights users on 12/10. 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.
Mon 12/229:08 amTYS - SAL
1 stop6h 39mMultiple Airlines
Fri 1/1611:23 amSAL - TYS
3 stops22h 46mMultiple Airlines
Deal found 12/10$649
This Kiwi.com deal was found by Cheapflights users on 12/11. 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.
Sat 12/209:23 pmTYS - SAL
2 stops40h 00mMultiple Airlines
Tue 1/134:02 pmSAL - TYS
1 stop22h 55mMultiple Airlines
Deal found 12/11$655
This Kiwi.com deal was found by Cheapflights users on 12/11. 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.
Sat 12/209:23 pmTYS - SAL
2 stops40h 00mMultiple Airlines
Sat 1/105:46 pmSAL - TYS
1 stop23h 07mMultiple Airlines
Deal found 12/11$704

Find flight deals from Knoxville to San Salvador

Discover tips and strategies to find the most affordable flight options for your journey from Knoxville (TYS) to San Salvador (SAL). 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 December 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$430
(Delta)

One-way from

$303
(eDestinos)

Popular in

April

Cheapest in

October

Average price

$682
Provider with most accurate pricing for Knoxville McGhee Tyson-San Salvador El Salvador Intl flight deals.
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Provider most trusted by Cheapflights users for Knoxville McGhee Tyson-San Salvador El Salvador Intl flights.
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From Knoxville McGhee Tyson to San Salvador El Salvador Intl
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One-way flight from Knoxville McGhee Tyson to San Salvador El Salvador Intl
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High demand for flights, 0% potential price rise
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Cheapest flight prices on average. 3% potential price decrease ($19 potential savings vs. average RT price).
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Average for round-trip flights in December 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Knoxville to San Salvador 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 December 12, 2025.
Use the filters below to find and compare flights from Knoxville to San Salvador that are best for you.

Fly from

Knoxville

Fly to

San Salvador

Route

Depart

Return

Price

KnoxvilleSan Salvador

TYS - SAL

TYSSAL

Knoxville McGhee Tyson

Mon 4/27

5:30 am-12:35 pm

1 stop9h 05m

San Salvador El Salvador Intl

Wed 4/29

2:00 pm-11:46 pm

1 stop7h 46m

$430

KnoxvilleSan Salvador

TYS - SAL

TYSSAL

Knoxville McGhee Tyson

Mon 4/27

8:44 pm-10:50 am

2 stops16h 06m

San Salvador El Salvador Intl

Wed 4/29

1:15 pm-1:02 pm

2 stops21h 47m

$434

KnoxvilleSan Salvador

TYS - SAL

TYSSAL

Knoxville McGhee Tyson

Mon 1/26

9:05 am-1:19 pm

1 stop29h 14m

San Salvador El Salvador Intl

Thu 1/29

6:55 am-7:50 pm

1 stop11h 55m

$502

KnoxvilleSan Salvador

TYS - SAL

TYSSAL

Knoxville McGhee Tyson

Sun 12/21

9:08 am-2:47 pm

1 stop6h 39m

San Salvador El Salvador Intl

Sat 1/17

5:51 pm-5:53 pm

1 stop23h 02m

$550

KnoxvilleSan Salvador

TYS - SAL

TYSSAL

Knoxville McGhee Tyson

Mon 12/22

9:08 am-2:47 pm

1 stop6h 39m

San Salvador El Salvador Intl

Sat 1/17

5:51 pm-5:53 pm

1 stop23h 02m

$597

KnoxvilleSan Salvador

TYS - SAL

TYSSAL

Knoxville McGhee Tyson

Mon 12/22

9:08 am-2:47 pm

1 stop6h 39m

San Salvador El Salvador Intl

Fri 1/16

11:23 am-11:09 am

3 stops22h 46m

$649

KnoxvilleSan Salvador

TYS - SAL

TYSSAL

Knoxville McGhee Tyson

Mon 12/22

5:38 pm-6:19 pm

2 stops25h 41m

$303

KnoxvilleSan Salvador

TYS - SAL

TYSSAL

Knoxville McGhee Tyson

Sun 12/21

9:08 am-2:47 pm

1 stop6h 39m

$362

KnoxvilleSan Salvador

TYS - SAL

TYSSAL

Knoxville McGhee Tyson

Sat 12/20

9:23 pm-12:23 pm

2 stops40h 00m

$366

KnoxvilleSan Salvador

TYS - SAL

TYSSAL

Knoxville McGhee Tyson

Sat 12/20

6:53 pm-12:37 pm

1 stop18h 44m

$463

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/10

Compare providers for flights from Knoxville to San Salvador

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 San Salvador in December.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
OvagoPrice Accuracy2 starsTrust Score*2 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-San Salvador flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Knoxville-San Salvador flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Knoxville-San Salvador flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Knoxville-San Salvador flights, Cheapflights users trust eDreams the most. eDreams 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-San Salvador 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 San Salvador

Have a flexible travel schedule? Discover the best time to fly to San Salvador 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 San Salvador

What is the cheapest time of day to fly from TYS to SAL?

Find hourly flight availability from Knoxville to San Salvador. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 12, 2025.

One of the essential ways to save on airfare from Knoxville to San Salvador is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the evening could potentially save you up to 28% on airfare.

Reviews of airlines servicing San Salvador

Get insights into the airlines that provide service to San Salvador. 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 San Salvador. Reviews last updated December 12, 2025.
Read reviews from past customers who have flown Delta and American Airlines from Knoxville to San Salvador. 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
7.9
Good
8,007 reviews

Entertainment

7.9

Crew

8.5

Boarding

8.1

Overall

7.9

Food

7.3

Comfort

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
8,007 reviews
Delta
7.9
Good
8,007 reviews

Entertainment

7.9

Crew

8.5

Boarding

8.1

Overall

7.9

Food

7.3

Comfort

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
11,050 reviews
Delta
7.9
Good
8,007 reviews

Entertainment

7.9

Crew

8.5

Boarding

8.1

Overall

7.9

Food

7.3

Comfort

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 San Salvador. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Knoxville to San Salvador?

    Airlines like Delta, American Airlines, and United Airlines fly from Knoxville to San Salvador in about 9h 05m. The time it takes to get you to your destination can typically vary by up to 20h 09m. The distance from Knoxville to San Salvador is about 1576 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from Knoxville to San Salvador round-trip?

    Delta, at $269, was found to be the cheapest airline from Knoxville to San Salvador. An alternate airline flying to your destination would be American Airlines. Users have found that Delta is 53% cheaper than the other options available to this destination.

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

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

  • How can I find direct flights from Knoxville to San Salvador?

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

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

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

See more FAQs

Traveling to a place near San Salvador?

Book flights to San Salvador if you plan to visit one of these locations
Acajutla
Sonsonate
El Cuco
La Libertad

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Knoxville to San Salvador

See prices for flight routes from nearby airports that may be better suited for you.
Nashville to San Salvador flights
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Top 2 airlines flying from Knoxville to San Salvador

Discover the top 2 airlines that operate flights from Knoxville to San Salvador. 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 December 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$269Average$393FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$397Average$614FlexibilityNo cancel feeOn-time71%

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