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Cheap flights from Knoxville to San Salvador from $168

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Knoxville to San Salvador departing on 9/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Knoxville to San Salvador

Cheap round-trip flights

American Airlines Logo
7:43 pm - 11:40 amTYS-SAL
17h 57m2 stops
American Airlines Logo
2:30 pm - 12:23 amSAL-TYS
7h 53m1 stop
$402American Airlines
Find Deal
Tue, Oct 7 - Tue, Oct 14
American Airlines Logo
12:35 pm - 1:06 pmTYS-SAL
26h 31m1 stop
American Airlines Logo
2:30 pm - 12:23 amSAL-TYS
7h 53m1 stop
$406American Airlines
Find Deal
Tue, Oct 7 - Tue, Oct 14
Logo
11:23 am - 4:01 pmTYS-SAL
30h 38m3 stops
Logo
9:27 am - 3:36 pmSAL-TYS
28h 09m3 stops
$563
Find Deal
Tue, Oct 7 - Tue, Oct 14
Avianca Logo
9:55 am - 6:00 amTYS-SAL
22h 05m2 stops
Avianca Logo
12:20 pm - 10:29 amSAL-TYS
20h 09m3 stops
$2,437Avianca
Find Deal
Tue, Oct 7 - Tue, Oct 14

American Airlines flights from Knoxville to San Salvador

Our best American Airlines deals on Knoxville to San Salvador flight tickets
American Airlines
Oct 7
TYS7:43 pmKnoxville McGhee Tyson
17h 57m
2 stops
SAL11:40 amSan Salvador El Salvador Intl
Oct 14
SAL2:30 pmSan Salvador El Salvador Intl
7h 53m
1 stop
TYS12:23 amKnoxville McGhee Tyson
$402
Find similar
American Airlines
Oct 7
TYS12:35 pmKnoxville McGhee Tyson
26h 31m
1 stop
SAL1:06 pmSan Salvador El Salvador Intl
Oct 14
SAL2:30 pmSan Salvador El Salvador Intl
7h 53m
1 stop
TYS12:23 amKnoxville McGhee Tyson
$406
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated August 25, 2025.
Use the filters below to find and compare flights from Knoxville to San Salvador that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

KnoxvilleSan Salvador

TYS - SAL

TYSSAL

Knoxville McGhee Tyson

Tue 10/7

7:43 pm-11:40 am

2 stops17h 57m

San Salvador El Salvador Intl

Tue 10/14

2:30 pm-12:23 am

1 stop7h 53m

$402

KnoxvilleSan Salvador

TYS - SAL

TYSSAL

Knoxville McGhee Tyson

Tue 10/7

12:35 pm-1:06 pm

1 stop26h 31m

San Salvador El Salvador Intl

Tue 10/14

2:30 pm-12:23 am

1 stop7h 53m

$406

KnoxvilleSan Salvador

TYS - SAL

TYSSAL

Knoxville McGhee Tyson

Tue 10/7

11:23 am-4:01 pm

3 stops30h 38m

San Salvador El Salvador Intl

Tue 10/14

9:27 am-3:36 pm

3 stops28h 09m

$563

KnoxvilleSan Salvador

TYS - SAL

TYSSAL

Knoxville McGhee Tyson

Tue 10/7

9:55 am-6:00 am

2 stops22h 05m

San Salvador El Salvador Intl

Tue 10/14

12:20 pm-10:29 am

3 stops20h 09m

$2,437

KnoxvilleSan Salvador

TYS - SAL

TYSSAL

Knoxville McGhee Tyson

Mon 9/15

1:22 pm-12:40 pm

2 stops25h 18m

$168

KnoxvilleSan Salvador

TYS - SAL

TYSSAL

Knoxville McGhee Tyson

Mon 9/15

5:27 pm-12:40 pm

1 stop21h 13m

$177

KnoxvilleSan Salvador

TYS - SAL

TYSSAL

Knoxville McGhee Tyson

Mon 9/15

1:22 pm-12:40 pm

3 stops25h 18m

$195

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to San Salvador from

How to get the cheapest flight ticket from Knoxville to San Salvador

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to San Salvador?

On average, the least expensive day to fly to San Salvador from Knoxville is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $434. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Monday as prices are generally higher than usual. According to our data, the average ticket price to San Salvador on Monday is $956.

When to book flights from Knoxville to San Salvador

Are you open to changing your travel dates? Check out the ideal times to fly from Knoxville to San Salvador according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Knoxville to San Salvador (TYS to SAL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Knoxville to San Salvador

Direct flights

None
There are no direct flights from Knoxville to San Salvador. There are no popular flight routes from Knoxville to San Salvador.
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  • How far is Knoxville McGhee Tyson to San Salvador El Salvador Intl by plane?

    The distance between Knoxville McGhee Tyson and San Salvador El Salvador Intl is about 1571.7 mi. By plane, this route typically takes 17h 57m.

  • When did momondo last update prices for flights from Knoxville McGhee Tyson Airport to San Salvador El Salvador Intl Airport?

    Prices for flights from Knoxville McGhee Tyson Airport to San Salvador El Salvador Intl Airport are updated daily.

  • How many operators does momondo search for flights from Knoxville McGhee Tyson Airport to San Salvador El Salvador Intl Airport?

  • How old do you have to be to fly from Knoxville McGhee Tyson Airport to San Salvador El Salvador Intl Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Knoxville McGhee Tyson Airport to San Salvador El Salvador Intl Airport.

  • What documentation or ID do you need to fly to San Salvador El Salvador Intl Airport?

    The required travel and health documents for your San Salvador El Salvador Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at San Salvador El Salvador Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Knoxville to San Salvador?

Best airlines flying from Knoxville to San Salvador

Compare and see reviews for airlines that fly from Knoxville to San Salvador with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $269Free CancellationRating
7.9
7,981 reviews
Search Delta flights
American AirlinesPriceFrom $448Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights

Traveling to a place near San Salvador?

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

Why use momondo?

Why should I use momondo to find a flight deal from Knoxville to San Salvador?

It is quick and easy to find Knoxville to San Salvador flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to San Salvador that suits you.

Can I find flights from Knoxville to San Salvador with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to San Salvador from Knoxville with this policy.

How can momondo help me find flights from Knoxville to San Salvador?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to San Salvador from Knoxville.

I’m not ready to book a flight from Knoxville to San Salvador right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Knoxville to San Salvador flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your San Salvador trip

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Fly your favorite airline to San Salvador

Airlines are sorted and displayed according to clicks in the past 7 days on momondo
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