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Cheap flights from Knoxville to Buenos Aires from $1,079

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Knoxville to Buenos Aires departing on 10/1. 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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Cheap round-trip flights

Logo
3:21 pm - 1:00 pmTYS-EZE
44h 39m3 stops
Logo
6:15 am - 12:00 pmEZE-TYS
31h 45m2 stops
$1,079
Find Deal
mié., oct. 1 - dom., nov. 30
United Airlines Logo
5:20 pm - 8:00 amTYS-EZE
13h 40m1 stop
United Airlines Logo
11:55 pm - 8:09 pmEZE-TYS
22h 14m1 stop
$1,097United Airlines
Find Deal
mié., oct. 1 - dom., nov. 30
United Airlines Logo
7:15 am - 8:00 amTYS-EZE
23h 45m1 stop
United Airlines Logo
11:55 pm - 5:11 pmEZE-TYS
43h 16m2 stops
$1,114United Airlines
Find Deal
mié., oct. 1 - dom., nov. 30
Logo
3:21 pm - 1:00 pmTYS-EZE
44h 39m3 stops
Logo
3:50 pm - 6:01 pmEZE-TYS
28h 11m3 stops
$1,181
Find Deal
mié., oct. 1 - dom., nov. 30
LATAM Airlines Logo
12:00 pm - 6:10 amTYS-EZE
16h 10m2 stops
LATAM Airlines Logo
9:55 pm - 9:11 amEZE-TYS
37h 16m2 stops
$1,413LATAM Airlines
Find Deal
dom., nov. 9 - sáb., nov. 15
Delta Logo
4:00 pm - 7:20 amTYS-EZE
13h 20m1 stop
Delta Logo
7:55 am - 11:46 pmEZE-TYS
17h 51m2 stops
$1,450Delta
Find Deal
mié., dic. 3 - dom., dic. 7
American Airlines Logo
6:00 am - 7:05 amTYS-EZE
23h 05m1 stop
American Airlines Logo
11:20 pm - 4:37 pmEZE-TYS
19h 17m1 stop
$1,490American Airlines
Find Deal
dom., nov. 9 - sáb., nov. 15
American Airlines Logo
6:38 pm - 10:15 amTYS-EZE
13h 37m1 stop
American Airlines Logo
11:59 pm - 9:49 pmEZE-TYS
23h 50m1 stop
$1,555American Airlines
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vie., dic. 26 - jue., ene. 8
LATAM Airlines Logo
2:32 pm - 8:45 pmTYS-EZE
28h 13m2 stops
LATAM Airlines Logo
7:45 am - 9:13 amEZE-TYS
27h 28m2 stops
$1,794LATAM Airlines
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dom., dic. 28 - jue., ene. 8
Air Canada Logo
5:45 am - 3:10 pmTYS-EZE
31h 25m3 stops
Air Canada Logo
4:45 pm - 8:20 pmEZE-TYS
29h 35m3 stops
$2,808Air Canada
Find Deal
dom., nov. 9 - sáb., nov. 15

United Airlines flights from Knoxville to Buenos Aires

Our best United Airlines deals on Knoxville to Buenos Aires flight tickets
United Airlines
Oct 1
TYS5:20 pmKnoxville McGhee Tyson
13h 40m
1 stop
EZE8:00 amBuenos Aires Ministro Pistarini
Nov 30
EZE11:55 pmBuenos Aires Ministro Pistarini
22h 14m
1 stop
TYS8:09 pmKnoxville McGhee Tyson
$1,097
Find similar
United Airlines
Oct 1
TYS7:15 amKnoxville McGhee Tyson
23h 45m
1 stop
EZE8:00 amBuenos Aires Ministro Pistarini
Nov 30
EZE11:55 pmBuenos Aires Ministro Pistarini
43h 16m
2 stops
TYS5:11 pmKnoxville McGhee Tyson
$1,114
Find similar
United Airlines
Oct 1
TYS9:55 amKnoxville McGhee Tyson
21h 05m
2 stops
EZE8:00 amBuenos Aires Ministro Pistarini
Nov 30
EZE11:55 pmBuenos Aires Ministro Pistarini
43h 16m
2 stops
TYS5:11 pmKnoxville McGhee Tyson
$1,189
Find similar

LATAM Airlines flights from Knoxville to Buenos Aires

Our best LATAM Airlines deals on Knoxville to Buenos Aires flight tickets
LATAM Airlines
Nov 9
TYS12:00 pmKnoxville McGhee Tyson
16h 10m
2 stops
EZE6:10 amBuenos Aires Ministro Pistarini
Nov 15
EZE9:55 pmBuenos Aires Ministro Pistarini
37h 16m
2 stops
TYS9:11 amKnoxville McGhee Tyson
$1,413
Find similar
LATAM Airlines
Dec 28
TYS2:32 pmKnoxville McGhee Tyson
28h 13m
2 stops
EZE8:45 pmBuenos Aires Ministro Pistarini
Jan 8
EZE7:45 amBuenos Aires Ministro Pistarini
27h 28m
2 stops
TYS9:13 amKnoxville McGhee Tyson
$1,794
Find similar
LATAM Airlines
Dec 26
TYS11:55 amKnoxville McGhee Tyson
16h 25m
2 stops
EZE6:20 amBuenos Aires Ministro Pistarini
Jan 8
EZE7:45 amBuenos Aires Ministro Pistarini
27h 28m
3 stops
TYS9:13 amKnoxville McGhee Tyson
$2,264
Find similar

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 julio 31, 2025.
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

KnoxvilleBuenos Aires

TYS - EZE

TYSEZE

Knoxville McGhee Tyson

mié. 10/1

3:21 pm-1:00 pm

3 stops44h 39m

Buenos Aires Ministro Pistarini

dom. 11/30

6:15 am-12:00 pm

2 stops31h 45m

$1,079

KnoxvilleBuenos Aires

TYS - EZE

TYSEZE

Knoxville McGhee Tyson

mié. 10/1

5:20 pm-8:00 am

1 stop13h 40m

Buenos Aires Ministro Pistarini

dom. 11/30

11:55 pm-8:09 pm

1 stop22h 14m

$1,097

KnoxvilleBuenos Aires

TYS - EZE

TYSEZE

Knoxville McGhee Tyson

mié. 10/1

7:15 am-8:00 am

1 stop23h 45m

Buenos Aires Ministro Pistarini

dom. 11/30

11:55 pm-5:11 pm

2 stops43h 16m

$1,114

KnoxvilleBuenos Aires

TYS - EZE

TYSEZE

Knoxville McGhee Tyson

mié. 10/1

3:21 pm-1:00 pm

3 stops44h 39m

Buenos Aires Ministro Pistarini

dom. 11/30

3:50 pm-6:01 pm

3 stops28h 11m

$1,181

KnoxvilleBuenos Aires

TYS - EZE

TYSEZE

Knoxville McGhee Tyson

dom. 11/9

12:00 pm-6:10 am

2 stops16h 10m

Buenos Aires Ministro Pistarini

sáb. 11/15

9:55 pm-9:11 am

2 stops37h 16m

$1,413

KnoxvilleBuenos Aires

TYS - EZE

TYSEZE

Knoxville McGhee Tyson

mié. 12/3

4:00 pm-7:20 am

1 stop13h 20m

Buenos Aires Ministro Pistarini

dom. 12/7

7:55 am-11:46 pm

2 stops17h 51m

$1,450

KnoxvilleBuenos Aires

TYS - EZE

TYSEZE

Knoxville McGhee Tyson

dom. 11/9

6:00 am-7:05 am

1 stop23h 05m

Buenos Aires Ministro Pistarini

sáb. 11/15

11:20 pm-4:37 pm

1 stop19h 17m

$1,490

KnoxvilleBuenos Aires

TYS - EZE

TYSEZE

Knoxville McGhee Tyson

vie. 12/26

6:38 pm-10:15 am

1 stop13h 37m

Buenos Aires Ministro Pistarini

jue. 1/8

11:59 pm-9:49 pm

1 stop23h 50m

$1,555

KnoxvilleBuenos Aires

TYS - EZE

TYSEZE

Knoxville McGhee Tyson

dom. 12/28

2:32 pm-8:45 pm

2 stops28h 13m

Buenos Aires Ministro Pistarini

jue. 1/8

7:45 am-9:13 am

2 stops27h 28m

$1,794

KnoxvilleBuenos Aires

TYS - EZE

TYSEZE

Knoxville McGhee Tyson

dom. 11/9

5:45 am-3:10 pm

3 stops31h 25m

Buenos Aires Ministro Pistarini

sáb. 11/15

4:45 pm-8:20 pm

3 stops29h 35m

$2,808

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Buenos Aires from

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

What is the cheapest day to depart on your flight to Buenos Aires?

On average, the least expensive day to fly to Buenos Aires from Knoxville is on a Monday. momondo users have found tickets for Monday departures for as low as $1,236. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Thursday as prices are generally higher than usual. According to our data, the average ticket price to Buenos Aires on Thursday is $1,946.

What is the cheapest time of day to depart on your flight to Buenos Aires?

Our most recent data shows that the best time of day to fly to Buenos Aires is in the evening. Flights from Knoxville to Buenos Aires during this time can be as low as $1,532. Try not to purchase tickets in the afternoon because they tend to be around $1,576. Of course, these prices can vary depending on the time of year and what airport you fly to.

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

Best Price Found

$1,079

Fastest flight time

13h 20m

Direct flights

None

Airports in Buenos Aires

1 airport
The best flight deal from Knoxville to Buenos Aires found on momondo in the last 72 hours is $1,079
The fastest flight from Knoxville to Buenos Aires takes 13h 20m
There are no direct flights from Knoxville to Buenos Aires. Popular non-direct route for this connection is Knoxville McGhee Tyson Airport - Buenos Aires Ministro Pistarini Airport.
There is 1 airport near Buenos Aires: Buenos Aires Ministro Pistarini (EZE)
Search flight deals

  • 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 13h 20m 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.

  • What is the most popular airline from Knoxville to Buenos Aires?

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