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Cheap flights from Tennessee to Porto Alegre from $1,026

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Tennessee to Porto Alegre departing on 4/7. 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
Travel Warning: Due to flooding, the airport may be currently closed. Check local travel advisories before booking.

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Find the cheapest flights from Tennessee to Porto Alegre

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
8:10 am - 1:45 pm
BNA
-
POA
27h 35m
2 stops
Multiple Airlines Logo
5:50 am - 4:52 pm
POA
-
BNA
37h 02m
3 stops
$1,026Multiple Airlines
Tue, Apr 7 - Tue, Apr 14
Air Canada Logo
8:15 am - 4:30 pm
BNA
-
POA
30h 15m
2 stops
Air Canada Logo
1:40 pm - 3:05 pm
POA
-
BNA
27h 25m
2 stops
$1,174Air Canada
Thu, Mar 19 - Mon, Mar 23
United Airlines Logo
4:35 pm - 1:05 pm
BNA
-
POA
18h 30m
2 stops
United Airlines Logo
5:10 pm - 2:34 pm
POA
-
BNA
23h 24m
2 stops
$1,197United Airlines
Tue, Apr 7 - Tue, Apr 14
LATAM Airlines Logo
12:07 pm - 6:15 am
MEM
-
POA
16h 08m
2 stops
LATAM Airlines Logo
5:50 pm - 9:35 am
POA
-
MEM
17h 45m
2 stops
$1,204LATAM Airlines
Wed, Apr 8 - Wed, Apr 15
Delta Logo
1:53 pm - 11:40 am
CHA
-
POA
20h 47m
2 stops
Delta Logo
5:45 pm - 11:07 am
POA
-
CHA
18h 22m
2 stops
$1,311Delta
Tue, Apr 7 - Tue, Apr 14
United Airlines Logo
4:33 pm - 4:25 pm
BNA
-
POA
21h 52m
2 stops
United Airlines Logo
3:30 pm - 9:26 am
POA
-
BNA
19h 56m
2 stops
$1,413United Airlines
Thu, Mar 19 - Mon, Mar 23
United Airlines Logo
4:33 pm - 2:25 pm
BNA
-
POA
19h 52m
2 stops
United Airlines Logo
3:25 pm - 5:02 pm
POA
-
BNA
27h 37m
2 stops
$1,414United Airlines
Thu, Mar 19 - Mon, Mar 23
United Airlines Logo
10:53 am - 2:40 pm
CHA
-
POA
26h 47m
2 stops
United Airlines Logo
5:10 pm - 8:30 pm
POA
-
CHA
28h 20m
2 stops
$1,420United Airlines
Fri, Mar 20 - Tue, Mar 24
United Airlines Logo
6:30 am - 2:40 pm
CHA
-
POA
31h 10m
2 stops
United Airlines Logo
3:25 pm - 8:30 pm
POA
-
CHA
30h 05m
2 stops
$1,454United Airlines
Fri, Mar 20 - Tue, Mar 24
Air Canada Logo
7:30 am - 4:25 pm
MEM
-
POA
30h 55m
3 stops
Air Canada Logo
4:05 pm - 2:39 pm
POA
-
MEM
24h 34m
3 stops
$1,813Air Canada
Wed, Apr 8 - Wed, Apr 15

Air Canada flights from Tennessee to Porto Alegre

Our best Air Canada deals on Tennessee to Porto Alegre flight tickets
Air Canada
Mar 19
BNA8:15 amNashville Intl
30h 15m
2 stops
POA4:30 pmPorto Alegre Salgado Filho
Mar 23
POA1:40 pmPorto Alegre Salgado Filho
27h 25m
2 stops
BNA3:05 pmNashville Intl
$1,174
Air Canada
Apr 8
MEM7:30 amMemphis
30h 55m
3 stops
POA4:25 pmPorto Alegre Salgado Filho
Apr 15
POA4:05 pmPorto Alegre Salgado Filho
24h 34m
3 stops
MEM2:39 pmMemphis
$1,813

United Airlines flights from Tennessee to Porto Alegre

Our best United Airlines deals on Tennessee to Porto Alegre flight tickets
United Airlines
Apr 7
BNA4:35 pmNashville Intl
18h 30m
2 stops
POA1:05 pmPorto Alegre Salgado Filho
Apr 14
POA5:10 pmPorto Alegre Salgado Filho
23h 24m
2 stops
BNA2:34 pmNashville Intl
$1,197
United Airlines
Mar 19
BNA4:33 pmNashville Intl
21h 52m
2 stops
POA4:25 pmPorto Alegre Salgado Filho
Mar 23
POA3:30 pmPorto Alegre Salgado Filho
19h 56m
2 stops
BNA9:26 amNashville Intl
$1,413
United Airlines
Mar 19
BNA4:33 pmNashville Intl
19h 52m
2 stops
POA2:25 pmPorto Alegre Salgado Filho
Mar 23
POA3:25 pmPorto Alegre Salgado Filho
27h 37m
2 stops
BNA5:02 pmNashville Intl
$1,414

momondo Fare Finder

 
Customize your flight search to find flights from Tennessee to Porto Alegre 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 February 24, 2026.
Use the filters below to find and compare flights from Tennessee to Porto Alegre that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

NashvillePorto Alegre

BNA - POA

BNAPOA

Nashville Intl

Tue 4/7

8:10 am-1:45 pm

2 stops27h 35m

Porto Alegre Salgado Filho

Tue 4/14

5:50 am-4:52 pm

3 stops37h 02m

$1,026

NashvillePorto Alegre

BNA - POA

BNAPOA

Nashville Intl

Thu 3/19

8:15 am-4:30 pm

2 stops30h 15m

Porto Alegre Salgado Filho

Mon 3/23

1:40 pm-3:05 pm

2 stops27h 25m

$1,174

NashvillePorto Alegre

BNA - POA

BNAPOA

Nashville Intl

Tue 4/7

4:35 pm-1:05 pm

2 stops18h 30m

Porto Alegre Salgado Filho

Tue 4/14

5:10 pm-2:34 pm

2 stops23h 24m

$1,197

MemphisPorto Alegre

MEM - POA

MEMPOA

Memphis

Wed 4/8

12:07 pm-6:15 am

2 stops16h 08m

Porto Alegre Salgado Filho

Wed 4/15

5:50 pm-9:35 am

2 stops17h 45m

$1,204

ChattanoogaPorto Alegre

CHA - POA

CHAPOA

Chattanooga Lovell Field

Tue 4/7

1:53 pm-11:40 am

2 stops20h 47m

Porto Alegre Salgado Filho

Tue 4/14

5:45 pm-11:07 am

2 stops18h 22m

$1,311

NashvillePorto Alegre

BNA - POA

BNAPOA

Nashville Intl

Thu 3/19

4:33 pm-4:25 pm

2 stops21h 52m

Porto Alegre Salgado Filho

Mon 3/23

3:30 pm-9:26 am

2 stops19h 56m

$1,413

NashvillePorto Alegre

BNA - POA

BNAPOA

Nashville Intl

Thu 3/19

4:33 pm-2:25 pm

2 stops19h 52m

Porto Alegre Salgado Filho

Mon 3/23

3:25 pm-5:02 pm

2 stops27h 37m

$1,414

ChattanoogaPorto Alegre

CHA - POA

CHAPOA

Chattanooga Lovell Field

Fri 3/20

10:53 am-2:40 pm

2 stops26h 47m

Porto Alegre Salgado Filho

Tue 3/24

5:10 pm-8:30 pm

2 stops28h 20m

$1,420

ChattanoogaPorto Alegre

CHA - POA

CHAPOA

Chattanooga Lovell Field

Fri 3/20

6:30 am-2:40 pm

2 stops31h 10m

Porto Alegre Salgado Filho

Tue 3/24

3:25 pm-8:30 pm

2 stops30h 05m

$1,454

MemphisPorto Alegre

MEM - POA

MEMPOA

Memphis

Wed 4/8

7:30 am-4:25 pm

3 stops30h 55m

Porto Alegre Salgado Filho

Wed 4/15

4:05 pm-2:39 pm

3 stops24h 34m

$1,813

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Porto Alegre from

How to get the cheapest flight ticket from Tennessee to Porto Alegre

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

How long does it take to fly to Porto Alegre?

On average, it takes 20h 47m to fly from Tennessee to Porto Alegre if you fly out of Chattanooga (the most popular airport in Tennessee) and into Porto Alegre (the most popular airport in Porto Alegre). If you’re flying out of Memphis and into Porto Alegre, then the flight time is around 21h 10m.

Cheap Tennessee to Porto Alegre flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Tennessee to Porto Alegre

Fastest flight time

20h 47m

Direct flights

None
The fastest flight from Tennessee to Porto Alegre takes 20h 47m
There are no direct flights from Tennessee to Porto Alegre. There are no popular flight routes from Tennessee to Porto Alegre.
Search flight deals

  • When did momondo last update prices for flights from Tennessee to Porto Alegre Salgado Filho Airport?

    Prices for flights from Tennessee to Porto Alegre Salgado Filho Airport refresh daily.

  • How old do you have to be to fly from Tennessee to Porto Alegre Salgado Filho Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Tennessee to Porto Alegre Salgado Filho Airport.

  • What documentation or ID do you need to fly to Porto Alegre Salgado Filho Airport?

    The travel and health documents required for your trip to Porto Alegre Salgado Filho Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Porto Alegre Salgado Filho Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Why use momondo?

Why should I use momondo to find a flight deal from Tennessee to Porto Alegre?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Tennessee to Porto Alegre for you.

Can I find flights from Tennessee to Porto Alegre with flexible booking policies on momondo?

Flights from Tennessee to Porto Alegre with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Tennessee to Porto Alegre?

Once you have performed a search for Tennessee to Porto Alegre flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Tennessee to Porto Alegre right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Tennessee to Porto Alegre 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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