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Cheap flights from Knoxville to Buenos Aires from $1,120

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 9/5. 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
1 adult, Economy, 0 bags

Find the cheapest flights from Knoxville to Buenos Aires

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
6:02 pm - 8:00 am
TYS
-
EZE
60h 58m
2 stops
United Airlines Logo
9:00 pm - 4:58 pm
EZE
-
TYS
20h 58m
2 stops
$1,120United Airlines
Sat, Sep 5 - Mon, Sep 21
Multiple Airlines Logo
3:40 pm - 8:00 am
TYS
-
EZE
15h 20m
1 stop
Multiple Airlines Logo
9:00 pm - 6:15 pm
EZE
-
TYS
22h 15m
1 stop
$1,137Multiple Airlines
Fri, Sep 4 - Mon, Sep 21
Delta Logo
4:38 pm - 9:45 am
TYS
-
EZE
16h 07m
1 stop
Delta Logo
3:55 am - 11:50 pm
EZE
-
TYS
20h 55m
2 stops
$1,138Delta
Fri, Sep 4 - Sun, Sep 20
Multiple Airlines Logo
2:21 pm - 8:00 am
TYS
-
EZE
16h 39m
1 stop
Multiple Airlines Logo
9:00 pm - 2:37 pm
EZE
-
TYS
18h 37m
2 stops
$1,141Multiple Airlines
Sat, Sep 5 - Tue, Sep 22
Delta Logo
4:38 pm - 9:40 am
TYS
-
EZE
16h 02m
2 stops
Delta Logo
7:35 am - 11:50 pm
EZE
-
TYS
17h 15m
2 stops
$1,142Delta
Fri, Sep 4 - Tue, Sep 22
United Airlines Logo
6:00 am - 8:00 am
TYS
-
EZE
25h 00m
2 stops
United Airlines Logo
9:00 pm - 11:19 am
EZE
-
TYS
15h 19m
1 stop
$1,162United Airlines
Thu, Jul 23 - Thu, Jul 30
American Airlines Logo
7:25 pm - 8:50 am
TYS
-
EZE
12h 25m
1 stop
American Airlines Logo
9:15 am - 11:59 pm
EZE
-
TYS
15h 44m
1 stop
$1,173American Airlines
Thu, Jul 23 - Thu, Jul 30
LATAM Airlines Logo
4:38 pm - 9:45 am
TYS
-
EZE
16h 07m
1 stop
LATAM Airlines Logo
8:10 pm - 9:39 am
EZE
-
TYS
14h 29m
1 stop
$1,178LATAM Airlines
Fri, Sep 4 - Sun, Sep 20
Multiple Airlines Logo
3:40 pm - 8:00 am
TYS
-
EZE
15h 20m
1 stop
Multiple Airlines Logo
9:00 pm - 2:37 pm
EZE
-
TYS
18h 37m
2 stops
$1,181Multiple Airlines
Fri, Sep 4 - Sun, Sep 20
United Airlines Logo
5:45 pm - 8:00 am
TYS
-
EZE
37h 15m
2 stops
United Airlines Logo
9:00 pm - 11:52 am
EZE
-
TYS
15h 52m
1 stop
$1,182United Airlines
Fri, Aug 7 - Fri, Aug 21

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United Airlines flights from Knoxville to Buenos Aires Ministro Pistarini Airport

Our best United Airlines deals on Knoxville to Buenos Aires Ministro Pistarini Airport flight tickets
United Airlines
Sep 5
TYS6:02 pmKnoxville McGhee Tyson
60h 58m
2 stops
EZE8:00 amBuenos Aires Ministro Pistarini
Sep 21
EZE9:00 pmBuenos Aires Ministro Pistarini
20h 58m
2 stops
TYS4:58 pmKnoxville McGhee Tyson
$1,120
United Airlines
Jul 23
TYS6:00 amKnoxville McGhee Tyson
25h 00m
2 stops
EZE8:00 amBuenos Aires Ministro Pistarini
Jul 30
EZE9:00 pmBuenos Aires Ministro Pistarini
15h 19m
1 stop
TYS11:19 amKnoxville McGhee Tyson
$1,162
United Airlines
Aug 7
TYS5:45 pmKnoxville McGhee Tyson
37h 15m
2 stops
EZE8:00 amBuenos Aires Ministro Pistarini
Aug 21
EZE9:00 pmBuenos Aires Ministro Pistarini
15h 52m
1 stop
TYS11:52 amKnoxville McGhee Tyson
$1,182

Delta flights from Knoxville to Buenos Aires Ministro Pistarini Airport

Our best Delta deals on Knoxville to Buenos Aires Ministro Pistarini Airport flight tickets
Delta
Sep 4
TYS4:38 pmKnoxville McGhee Tyson
16h 07m
1 stop
EZE9:45 amBuenos Aires Ministro Pistarini
Sep 20
EZE3:55 amBuenos Aires Ministro Pistarini
20h 55m
2 stops
TYS11:50 pmKnoxville McGhee Tyson
$1,138
Delta
Sep 4
TYS4:38 pmKnoxville McGhee Tyson
16h 02m
2 stops
EZE9:40 amBuenos Aires Ministro Pistarini
Sep 22
EZE7:35 amBuenos Aires Ministro Pistarini
17h 15m
2 stops
TYS11:50 pmKnoxville McGhee Tyson
$1,142

momondo Fare Finder

 
Customize your flight search to find flights from Knoxville to Buenos Aires Ministro Pistarini Airport 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 June 12, 2026.
Use the filters below to find and compare flights from Knoxville to Buenos Aires Ministro Pistarini Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

KnoxvilleBuenos Aires

TYS - EZE

TYSEZE

Knoxville McGhee Tyson

Sat 9/5

6:02 pm-8:00 am

2 stops60h 58m

Buenos Aires Ministro Pistarini

Mon 9/21

9:00 pm-4:58 pm

2 stops20h 58m

$1,120

KnoxvilleBuenos Aires

TYS - EZE

TYSEZE

Knoxville McGhee Tyson

Fri 9/4

3:40 pm-8:00 am

1 stop15h 20m

Buenos Aires Ministro Pistarini

Mon 9/21

9:00 pm-6:15 pm

1 stop22h 15m

$1,137

KnoxvilleBuenos Aires

TYS - EZE

TYSEZE

Knoxville McGhee Tyson

Fri 9/4

4:38 pm-9:45 am

1 stop16h 07m

Buenos Aires Ministro Pistarini

Sun 9/20

3:55 am-11:50 pm

2 stops20h 55m

$1,138

KnoxvilleBuenos Aires

TYS - EZE

TYSEZE

Knoxville McGhee Tyson

Sat 9/5

2:21 pm-8:00 am

1 stop16h 39m

Buenos Aires Ministro Pistarini

Tue 9/22

9:00 pm-2:37 pm

2 stops18h 37m

$1,141

KnoxvilleBuenos Aires

TYS - EZE

TYSEZE

Knoxville McGhee Tyson

Fri 9/4

4:38 pm-9:40 am

2 stops16h 02m

Buenos Aires Ministro Pistarini

Tue 9/22

7:35 am-11:50 pm

2 stops17h 15m

$1,142

KnoxvilleBuenos Aires

TYS - EZE

TYSEZE

Knoxville McGhee Tyson

Thu 7/23

6:00 am-8:00 am

2 stops25h 00m

Buenos Aires Ministro Pistarini

Thu 7/30

9:00 pm-11:19 am

1 stop15h 19m

$1,162
Quickest round-trip

KnoxvilleBuenos Aires

TYS - EZE

TYSEZE

Knoxville McGhee Tyson

Thu 7/23

7:25 pm-8:50 am

1 stop12h 25m

Buenos Aires Ministro Pistarini

Thu 7/30

9:15 am-11:59 pm

1 stop15h 44m

$1,173

KnoxvilleBuenos Aires

TYS - EZE

TYSEZE

Knoxville McGhee Tyson

Fri 9/4

4:38 pm-9:45 am

1 stop16h 07m

Buenos Aires Ministro Pistarini

Sun 9/20

8:10 pm-9:39 am

1 stop14h 29m

$1,178

KnoxvilleBuenos Aires

TYS - EZE

TYSEZE

Knoxville McGhee Tyson

Fri 9/4

3:40 pm-8:00 am

1 stop15h 20m

Buenos Aires Ministro Pistarini

Sun 9/20

9:00 pm-2:37 pm

2 stops18h 37m

$1,181

KnoxvilleBuenos Aires

TYS - EZE

TYSEZE

Knoxville McGhee Tyson

Fri 8/7

5:45 pm-8:00 am

2 stops37h 15m

Buenos Aires Ministro Pistarini

Fri 8/21

9:00 pm-11:52 am

1 stop15h 52m

$1,182

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from Knoxville to Buenos Aires Ministro Pistarini Airport

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

Cheap Knoxville to Buenos Aires Ministro Pistarini Airport (TYS to EZE) flight deals and tips

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

Fastest flight time

19h 56m

Direct flights

None
The fastest flight from Knoxville to Buenos Aires Ministro Pistarini Airport takes 19h 56m
There are no direct flights from Knoxville to Buenos Aires Ministro Pistarini Airport. There are no popular flight routes from Knoxville to Buenos Aires Ministro Pistarini Airport.
Search flight deals

Frequently asked questions about flying from Knoxville to Buenos Aires Ministro Pistarini Airport

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

    The straight-line distance from Knoxville McGhee Tyson to Buenos Aires Ministro Pistarini is 5153.1 mi. A reasonable flight in good conditions will take 19h 56m.

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

    Prices for flights from Knoxville McGhee Tyson Airport to Buenos Aires Ministro Pistarini Airport refresh daily.

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Knoxville McGhee Tyson Airport to Buenos Aires Ministro Pistarini Airport.

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

    The required travel and health documents for your Buenos Aires Ministro Pistarini 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 Buenos Aires Ministro Pistarini Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Frequently asked questions about flying from Knoxville to Buenos Aires Ministro Pistarini Airport

  • How do I get Price Alerts for flights from Knoxville to Buenos Aires Ministro Pistarini Airport?

    Search flight deals from Knoxville to Buenos Aires Ministro Pistarini Airport. While viewing offers you’ll have the option to create a Price Alert.

  • How can I save money on flights from Knoxville to Buenos Aires Ministro Pistarini Airport with momondo?

    By using tools like our “Price Calendar”, you can see the best day to fly round-trip for your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.

  • How does momondo find its flight prices?

    momondo shows deals across 700+ competitors all at once. momondo is active in 30 international markets, so you can have access to a wide range of options from airlines and OTAs alike.

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Knoxville to Buenos Aires. Millions of users trust and use momondo every year so you are in good hands.

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

Yes. momondo allows you to filter the results for Knoxville to Buenos Aires flights to just show those with flexible booking policies.

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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