HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
San Salvador

$368+ Cheap flights from Knoxville (TYS) to San Salvador (SAL)

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 6/12. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — SAL
Apr 22 — Apr 291
Tue 4/22
Tue 4/29
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Knoxville to San Salvador 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 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 April 17, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$368
(American Airlines)

Popular in

December

Cheapest in

February

Average price

$492
Provider with most accurate pricing for Knoxville McGhee Tyson-San Salvador El Salvador Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Knoxville McGhee Tyson-San Salvador El Salvador Intl flights.
Search Deals
From Knoxville McGhee Tyson to San Salvador El Salvador Intl
Search Deals
Highest demand for flights based on searches. 18% potential increase in price ($144 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease ($49 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2025
Search Deals

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 April 17, 2025.

This American Airlines deal was found by Cheapflights users on 4/17. 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 6/126:05 amTYS - SAL
1 stop15h 39mAmerican Airlines
Thu 6/196:00 amSAL - TYS
1 stop16h 24mAmerican Airlines
Deal found 4/17$368
This United Airlines deal was found by Cheapflights users on 4/17. 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 4/2110:40 amTYS - SAL
1 stop11h 37mUnited Airlines
Sat 4/266:00 amSAL - TYS
1 stop15h 15mUnited Airlines
Deal found 4/17$539
This Mytrip deal was found by Cheapflights users on 4/16. 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 4/181:29 pmTYS - SAL
3 stops36h 16mMultiple Airlines
Sat 5/39:10 amSAL - TYS
2 stops33h 45mMultiple Airlines
Deal found 4/16$819

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 April 17, 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

Thu 6/12

6:05 am-7:44 pm

1 stop15h 39m

San Salvador El Salvador Intl

Thu 6/19

6:00 am-12:24 am

1 stop16h 24m

$368

KnoxvilleSan Salvador

TYS - SAL

TYSSAL

Knoxville McGhee Tyson

Thu 6/12

5:45 am-8:43 pm

1 stop16h 58m

San Salvador El Salvador Intl

Wed 6/18

1:15 am-11:39 pm

1 stop20h 24m

$579

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/17

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 April.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
AranGrantPrice 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 AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Knoxville-San Salvador flight deals on Cheapflights vs. AranGrant >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 AranGrant the most. AranGrant 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 month to book a flight from Knoxville to San Salvador?

Currently, September is the cheapest month in which you can book a flight from Knoxville to San Salvador (average of $260). Flying from Knoxville to San Salvador in December is currently the most expensive (average of $588). 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 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 April 17, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Knoxville to San Salvador as you normally would.

Rainfall in San Salvador by month

Plan your trip to San Salvador by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in San Salvador ranges from 0.0 - 13.0 inches per month. August is typically the wettest month, when rainfall can reach 13.0 in. February is typically the driest time to visit San Salvador when rainfall is around 0.0 in.

Temperature in San Salvador by month

Plan your trip to San Salvador by taking into account the average temperature totals by month.

If weather is an important factor for your trip to San Salvador, use this chart to help with planning. For those seeking warmer temperatures, March is the ideal time of year to visit, when temperatures reach an average of 77.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 73.4 F).

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 April 17, 2025.
United Airlines
7.4
Good
8,667 reviews

Entertainment

7.0

Boarding

7.7

Crew

8.1

Overall

7.4

Comfort

7.3

Food

6.6

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
United Airlines
7.4
Good
8,667 reviews
United Airlines
7.4
Good
8,667 reviews

Entertainment

7.0

Boarding

7.7

Crew

8.1

Overall

7.4

Comfort

7.3

Food

6.6

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
American Airlines
7.2
Good
10,000 reviews
United Airlines
7.4
Good
8,667 reviews

Entertainment

7.0

Boarding

7.7

Crew

8.1

Overall

7.4

Comfort

7.3

Food

6.6

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

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.

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

    American Airlines, at $368, was found to be the cheapest airline from Knoxville to San Salvador. An alternate airline flying to your destination would be United Airlines. Users have found that American Airlines is 44% 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.

  • What is the cheapest month to book a flight from Knoxville to San Salvador?

    Currently, September is the cheapest month in which you can book a flight from Knoxville to San Salvador (average of $260). Flying from Knoxville to San Salvador in December is currently the most expensive (average of $588). 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 Knoxville?

Book flights to Knoxville if you plan to visit one of these locations
Sonsonate
La Libertad
Acajutla

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 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
Chattanooga to San Salvador flights
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 April 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$387Average$636FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$429Average$678FlexibilityNo cancel feeOn-time71%

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.