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San Salvador

$118+ 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 12/4. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — SAL
Nov 27 — Dec 41
Thu 11/27
Thu 12/4
1 adult, Economy
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Find 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 October 28, 2025.

This Mytrip deal was found by Cheapflights users on 10/27. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/59:23 amTYS - SAL
1 stop6h 25mMultiple Airlines
Thu 1/13:52 pmSAL - TYS
1 stop15h 41mMultiple Airlines
Deal found 10/27$374
This Mytrip deal was found by Cheapflights users on 10/28. 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.
Fri 12/129:23 amTYS - SAL
1 stop6h 25mMultiple Airlines
Fri 12/193:52 pmSAL - TYS
1 stop15h 11mMultiple Airlines
Deal found 10/28$401
This American Airlines deal was found by Cheapflights users on 10/26. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/65:07 pmTYS - SAL
1 stop22h 21mAmerican Airlines
Sun 11/91:20 pmSAL - TYS
1 stop9h 39mAmerican Airlines
Deal found 10/26$429
This American Airlines deal was found by Cheapflights users on 10/26. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/77:20 pmTYS - SAL
2 stops20h 08mAmerican Airlines
Sun 11/93:31 pmSAL - TYS
1 stop7h 28mAmerican Airlines
Deal found 10/26$441
This Kiwi.com deal was found by Cheapflights users on 10/28. 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 11/172:22 pmTYS - SAL
1 stop17h 08mMultiple Airlines
Mon 11/248:25 pmSAL - TYS
1 stop19h 13mMultiple Airlines
Deal found 10/28$443
This Kiwi.com deal was found by Cheapflights users on 10/28. 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 11/172:22 pmTYS - SAL
1 stop17h 08mMultiple Airlines
Sat 11/228:00 amSAL - TYS
2 stops37h 03mMultiple Airlines
Deal found 10/28$444
This Kiwi.com deal was found by Cheapflights users on 10/28. 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 11/172:22 pmTYS - SAL
1 stop17h 08mMultiple Airlines
Sun 11/239:35 amSAL - TYS
1 stop11h 28mMultiple Airlines
Deal found 10/28$451
This Mytrip deal was found by Cheapflights users on 10/28. 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.
Thu 11/209:18 pmTYS - SAL
3 stops46h 01mMultiple Airlines
Tue 11/256:20 amSAL - TYS
1 stop9h 18mMultiple Airlines
Deal found 10/28$453

Cheap 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 October 28, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$374
(Mytrip)

One-way from

$118
(Kiwi.com)

Popular in

December

Cheapest in

May

Average price

$663
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
Search Deals
Highest demand for flights based on searches. 19% potential increase in price ($163 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 10% potential price decrease ($60 potential savings vs. average RT price).
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Average for round-trip flights in October 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 October 28, 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

Fri 12/5

9:23 am-2:48 pm

1 stop6h 25m

San Salvador El Salvador Intl

Thu 1/1

3:52 pm-8:33 am

1 stop15h 41m

$374

KnoxvilleSan Salvador

TYS - SAL

TYSSAL

Knoxville McGhee Tyson

Thu 11/6

5:07 pm-2:28 pm

1 stop22h 21m

San Salvador El Salvador Intl

Sun 11/9

1:20 pm-11:59 pm

1 stop9h 39m

$429

KnoxvilleSan Salvador

TYS - SAL

TYSSAL

Knoxville McGhee Tyson

Fri 11/7

7:20 pm-2:28 pm

2 stops20h 08m

San Salvador El Salvador Intl

Sun 11/9

3:31 pm-11:59 pm

1 stop7h 28m

$441

KnoxvilleSan Salvador

TYS - SAL

TYSSAL

Knoxville McGhee Tyson

Thu 11/20

6:27 pm-2:28 pm

2 stops21h 01m

San Salvador El Salvador Intl

Wed 11/26

3:31 pm-10:19 am

2 stops17h 48m

$503

KnoxvilleSan Salvador

TYS - SAL

TYSSAL

Knoxville McGhee Tyson

Sat 11/22

5:45 am-9:51 pm

1 stop17h 06m

San Salvador El Salvador Intl

Wed 11/26

6:55 am-11:44 pm

1 stop15h 49m

$520

KnoxvilleSan Salvador

TYS - SAL

TYSSAL

Knoxville McGhee Tyson

Thu 11/20

5:07 pm-2:28 pm

1 stop22h 21m

San Salvador El Salvador Intl

Tue 11/25

3:31 pm-11:59 pm

1 stop7h 28m

$521

KnoxvilleSan Salvador

TYS - SAL

TYSSAL

Knoxville McGhee Tyson

Thu 11/20

8:04 pm-2:28 pm

2 stops19h 24m

San Salvador El Salvador Intl

Mon 11/24

1:20 pm-10:19 am

2 stops19h 59m

$525

KnoxvilleSan Salvador

TYS - SAL

TYSSAL

Knoxville McGhee Tyson

Thu 11/6

7:00 am-1:19 pm

1 stop7h 19m

San Salvador El Salvador Intl

Sat 11/8

1:10 am-10:48 am

1 stop8h 38m

$527

KnoxvilleSan Salvador

TYS - SAL

TYSSAL

Knoxville McGhee Tyson

Thu 12/4

12:43 pm-10:59 am

2 stops23h 16m

$137

KnoxvilleSan Salvador

TYS - SAL

TYSSAL

Knoxville McGhee Tyson

Tue 12/23

3:19 pm-2:47 pm

1 stop24h 28m

$201

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/27

Showing 1-10 of 12 results
1
2

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 October.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice 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 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 October 28, 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.

How much does it cost to fly round-trip from Knoxville to San Salvador?

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 October 28, 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
7,994 reviews

Overall

7.9

Comfort

7.9

Entertainment

7.9

Food

7.3

Boarding

8.2

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Delta
7.9
Good
7,994 reviews
Delta
7.9
Good
7,994 reviews

Overall

7.9

Comfort

7.9

Entertainment

7.9

Food

7.3

Boarding

8.2

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
American Airlines
7.2
Good
11,032 reviews
Delta
7.9
Good
7,994 reviews

Overall

7.9

Comfort

7.9

Entertainment

7.9

Food

7.3

Boarding

8.2

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.

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 American Airlines fly from Knoxville to San Salvador in about 22h 21m. The time it takes to get you to your destination can typically vary by up to . The distance from Knoxville to San Salvador is about 1576 mi.

  • 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 58% 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
Sonsonate
El Cuco
La Libertad
Acajutla

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
Memphis to San Salvador flights
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Blountville to San Salvador flights

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 October 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$269Average$393FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$414Average$581FlexibilityNo cancel feeOn-time71%

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