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Cheap flights from Knoxville to Buenos Aires from $610

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 Buenos Aires departing on 7/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Find the cheapest flights from Knoxville to Buenos Aires

Cheap round-trip flights

Enter your travel dates to find the best prices.
LATAM Airlines Logo
3:54 pm - 9:45 am
TYS
-
EZE
16h 51m
1 stop
LATAM Airlines Logo
1:10 pm - 11:05 am
EZE
-
TYS
22h 55m
2 stops
$1,133LATAM Airlines
Thu, Jul 23 - Sat, Aug 15
Delta Logo
3:54 pm - 9:45 am
TYS
-
EZE
16h 51m
1 stop
Delta Logo
8:10 pm - 9:11 am
EZE
-
TYS
14h 01m
1 stop
$1,137Delta
Thu, Jul 23 - Sat, Aug 15
LATAM Airlines Logo
4:00 pm - 9:40 am
TYS
-
EZE
16h 40m
2 stops
LATAM Airlines Logo
8:10 pm - 9:11 am
EZE
-
TYS
14h 01m
1 stop
$1,173LATAM Airlines
Sat, Aug 29 - Sat, Sep 5
Delta Logo
10:26 am - 9:45 am
TYS
-
EZE
22h 19m
1 stop
Delta Logo
8:10 pm - 9:11 am
EZE
-
TYS
14h 01m
1 stop
$1,177Delta
Sat, Jul 25 - Sat, Aug 15
LATAM Airlines Logo
10:26 am - 9:45 am
TYS
-
EZE
22h 19m
1 stop
LATAM Airlines Logo
1:10 pm - 11:05 am
EZE
-
TYS
22h 55m
2 stops
$1,181LATAM Airlines
Sat, Jul 25 - Sat, Aug 15
Delta Logo
1:59 pm - 9:45 am
TYS
-
EZE
18h 46m
1 stop
Delta Logo
8:10 pm - 9:38 am
EZE
-
TYS
14h 28m
1 stop
$1,247Delta
Thu, Jun 11 - Thu, Jun 18
Delta Logo
1:59 pm - 9:20 am
TYS
-
EZE
18h 21m
2 stops
Delta Logo
10:40 pm - 1:19 pm
EZE
-
TYS
15h 39m
2 stops
$1,251Delta
Thu, Jun 11 - Thu, Jun 18
Delta Logo
1:59 pm - 9:20 am
TYS
-
EZE
18h 21m
2 stops
Delta Logo
10:40 pm - 5:15 pm
EZE
-
TYS
19h 35m
2 stops
$1,291Delta
Mon, Jun 1 - Sat, Jun 13
United Airlines Logo
7:19 pm - 8:00 am
TYS
-
EZE
35h 41m
2 stops
United Airlines Logo
9:00 pm - 10:08 am
EZE
-
TYS
38h 08m
2 stops
$1,332United Airlines
Sun, Jul 26 - Sat, Aug 15
LATAM Airlines Logo
7:43 pm - 6:21 pm
TYS
-
EZE
21h 38m
2 stops
LATAM Airlines Logo
1:10 pm - 11:05 am
EZE
-
TYS
22h 55m
2 stops
$1,351LATAM Airlines
Thu, Jul 23 - Sat, Aug 15

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LATAM Airlines flights from Knoxville to Buenos Aires

Our best LATAM Airlines deals on Knoxville to Buenos Aires flight tickets
LATAM Airlines
Jul 23
TYS3:54 pmKnoxville McGhee Tyson
16h 51m
1 stop
EZE9:45 amBuenos Aires Ministro Pistarini
Aug 15
EZE1:10 pmBuenos Aires Ministro Pistarini
22h 55m
2 stops
TYS11:05 amKnoxville McGhee Tyson
$1,133
LATAM Airlines
Aug 29
TYS4:00 pmKnoxville McGhee Tyson
16h 40m
2 stops
EZE9:40 amBuenos Aires Ministro Pistarini
Sep 5
EZE8:10 pmBuenos Aires Ministro Pistarini
14h 01m
1 stop
TYS9:11 amKnoxville McGhee Tyson
$1,173
LATAM Airlines
Jul 25
TYS10:26 amKnoxville McGhee Tyson
22h 19m
1 stop
EZE9:45 amBuenos Aires Ministro Pistarini
Aug 15
EZE1:10 pmBuenos Aires Ministro Pistarini
22h 55m
2 stops
TYS11:05 amKnoxville McGhee Tyson
$1,181

Delta flights from Knoxville to Buenos Aires

Our best Delta deals on Knoxville to Buenos Aires flight tickets
Delta
Jul 23
TYS3:54 pmKnoxville McGhee Tyson
16h 51m
1 stop
EZE9:45 amBuenos Aires Ministro Pistarini
Aug 15
EZE8:10 pmBuenos Aires Ministro Pistarini
14h 01m
1 stop
TYS9:11 amKnoxville McGhee Tyson
$1,137
Delta
Jul 25
TYS10:26 amKnoxville McGhee Tyson
22h 19m
1 stop
EZE9:45 amBuenos Aires Ministro Pistarini
Aug 15
EZE8:10 pmBuenos Aires Ministro Pistarini
14h 01m
1 stop
TYS9:11 amKnoxville McGhee Tyson
$1,177
Delta
Jun 11
TYS1:59 pmKnoxville McGhee Tyson
18h 46m
1 stop
EZE9:45 amBuenos Aires Ministro Pistarini
Jun 18
EZE8:10 pmBuenos Aires Ministro Pistarini
14h 28m
1 stop
TYS9:38 amKnoxville McGhee Tyson
$1,247

momondo Fare Finder

 
Customize your flight search to find flights from Knoxville to Buenos Aires 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 April 30, 2026.
Use the filters below to find and compare flights from Knoxville to Buenos Aires that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

KnoxvilleBuenos Aires

TYS - EZE

TYSEZE

Knoxville McGhee Tyson

Thu 7/23

3:54 pm-9:45 am

1 stop16h 51m

Buenos Aires Ministro Pistarini

Sat 8/15

1:10 pm-11:05 am

2 stops22h 55m

$1,133

KnoxvilleBuenos Aires

TYS - EZE

TYSEZE

Knoxville McGhee Tyson

Thu 7/23

3:54 pm-9:45 am

1 stop16h 51m

Buenos Aires Ministro Pistarini

Sat 8/15

8:10 pm-9:11 am

1 stop14h 01m

$1,137
Quickest round-trip

KnoxvilleBuenos Aires

TYS - EZE

TYSEZE

Knoxville McGhee Tyson

Sat 8/29

4:00 pm-9:40 am

2 stops16h 40m

Buenos Aires Ministro Pistarini

Sat 9/5

8:10 pm-9:11 am

1 stop14h 01m

$1,173

KnoxvilleBuenos Aires

TYS - EZE

TYSEZE

Knoxville McGhee Tyson

Sat 7/25

10:26 am-9:45 am

1 stop22h 19m

Buenos Aires Ministro Pistarini

Sat 8/15

8:10 pm-9:11 am

1 stop14h 01m

$1,177

KnoxvilleBuenos Aires

TYS - EZE

TYSEZE

Knoxville McGhee Tyson

Sat 7/25

10:26 am-9:45 am

1 stop22h 19m

Buenos Aires Ministro Pistarini

Sat 8/15

1:10 pm-11:05 am

2 stops22h 55m

$1,181

KnoxvilleBuenos Aires

TYS - EZE

TYSEZE

Knoxville McGhee Tyson

Thu 6/11

1:59 pm-9:45 am

1 stop18h 46m

Buenos Aires Ministro Pistarini

Thu 6/18

8:10 pm-9:38 am

1 stop14h 28m

$1,247

KnoxvilleBuenos Aires

TYS - EZE

TYSEZE

Knoxville McGhee Tyson

Thu 6/11

1:59 pm-9:20 am

2 stops18h 21m

Buenos Aires Ministro Pistarini

Thu 6/18

10:40 pm-1:19 pm

2 stops15h 39m

$1,251

KnoxvilleBuenos Aires

TYS - EZE

TYSEZE

Knoxville McGhee Tyson

Mon 6/1

1:59 pm-9:20 am

2 stops18h 21m

Buenos Aires Ministro Pistarini

Sat 6/13

10:40 pm-5:15 pm

2 stops19h 35m

$1,291

KnoxvilleBuenos Aires

TYS - EZE

TYSEZE

Knoxville McGhee Tyson

Sun 7/26

7:19 pm-8:00 am

2 stops35h 41m

Buenos Aires Ministro Pistarini

Sat 8/15

9:00 pm-10:08 am

2 stops38h 08m

$1,332

KnoxvilleBuenos Aires

TYS - EZE

TYSEZE

Knoxville McGhee Tyson

Thu 7/23

7:43 pm-6:21 pm

2 stops21h 38m

Buenos Aires Ministro Pistarini

Sat 8/15

1:10 pm-11:05 am

2 stops22h 55m

$1,351

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Knoxville to Buenos Aires

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

Can stopping save me money on Knoxville to Buenos Aires flights?

You could potentially save up to 32% on your flight if you consider stops on a Knoxville to Buenos Aires flight.

When to book flights from Knoxville to Buenos Aires

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

Cheap Knoxville to Buenos Aires (TYS to BUE) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Knoxville to Buenos Aires

Fastest flight time

15h 56m

Direct flights

None
The fastest flight from Knoxville to Buenos Aires takes 15h 56m
There are no direct flights from Knoxville to Buenos Aires. There are no popular flight routes from Knoxville to Buenos Aires.
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Frequently asked questions about flying from Knoxville to Buenos Aires

  • How far is Knoxville McGhee Tyson to Buenos Aires by plane?

    Buenos Aires is 5142.9 mi away from Knoxville McGhee Tyson. Typically, this will take 15h 56m by plane in normal conditions.

  • When did momondo last update prices for flights from Knoxville McGhee Tyson Airport to Buenos Aires?

    Prices for flights from Knoxville McGhee Tyson Airport to Buenos Aires were last updated today.

  • How old do you have to be to fly from Knoxville McGhee Tyson Airport to Buenos Aires?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Knoxville McGhee Tyson Airport to Buenos Aires.

  • What documentation or ID do you need to fly to Buenos Aires?

    The necessary travel and health documents for your Buenos Aires trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal from Knoxville to Buenos Aires?

It is quick and easy to find Knoxville to Buenos Aires 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 Buenos Aires that suits you.

Can I find flights from Knoxville to Buenos Aires with flexible booking policies on momondo?

Yes. All flights to Buenos Aires from Knoxville on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Knoxville to Buenos Aires?

momondo provides multiple filters to help you find the best flight to Buenos Aires from Knoxville. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Yes. momondo can track prices for Knoxville to Buenos Aires flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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Find better results for your trip to Argentina

Fly into one of these airports located in Buenos Aires

Airports listed have a maximum distance of 17.0 mi from Buenos Aires
Buenos Aires Jorge Newbery Airport
Buenos Aires Ministro Pistarini Airport