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Cheap flights from Tennessee to Porto from $339

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Tennessee to Porto departing on 9/24. 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

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Tennessee to Porto

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
8:41 am - 9:30 am
BNA
-
OPO
18h 49m
1 stop
United Airlines Logo
6:00 am - 9:32 pm
OPO
-
BNA
21h 32m
2 stops
$744United Airlines
Wed, Nov 4 - Thu, Nov 12
United Airlines Logo
6:25 am - 9:30 am
BNA
-
OPO
21h 05m
2 stops
United Airlines Logo
6:00 am - 9:32 pm
OPO
-
BNA
21h 32m
2 stops
$749United Airlines
Wed, Nov 4 - Thu, Nov 12
United Airlines Logo
7:00 am - 9:30 am
BNA
-
OPO
20h 30m
1 stop
United Airlines Logo
12:35 pm - 9:52 pm
OPO
-
BNA
15h 17m
1 stop
$754United Airlines
Mon, Nov 16 - Thu, Nov 19
United Airlines Logo
11:20 am - 9:30 am
BNA
-
OPO
16h 10m
2 stops
United Airlines Logo
12:35 pm - 9:52 pm
OPO
-
BNA
15h 17m
1 stop
$758United Airlines
Mon, Nov 16 - Thu, Nov 19
United Airlines Logo
6:00 am - 9:30 am
BNA
-
OPO
21h 30m
2 stops
United Airlines Logo
12:35 pm - 7:15 pm
OPO
-
BNA
12h 40m
1 stop
$759United Airlines
Mon, Nov 16 - Thu, Nov 19
Multiple Airlines Logo
3:45 pm - 12:40 am
BNA
-
OPO
26h 55m
3 stops
Multiple Airlines Logo
10:25 pm - 9:19 pm
OPO
-
BNA
28h 54m
3 stops
$791Multiple Airlines
Tue, Aug 18 - Tue, Aug 25
United Airlines Logo
7:00 am - 9:30 am
BNA
-
OPO
20h 30m
1 stop
United Airlines Logo
6:00 am - 9:52 pm
OPO
-
BNA
21h 52m
2 stops
$795United Airlines
Mon, Nov 2 - Sun, Nov 8
United Airlines Logo
6:44 pm - 9:30 am
BNA
-
OPO
32h 46m
2 stops
United Airlines Logo
6:00 am - 9:52 pm
OPO
-
BNA
21h 52m
2 stops
$800United Airlines
Mon, Nov 2 - Sun, Nov 8
United Airlines Logo
7:00 am - 9:30 am
BNA
-
OPO
20h 30m
1 stop
United Airlines Logo
12:35 pm - 9:52 pm
OPO
-
BNA
15h 17m
1 stop
$804United Airlines
Mon, Nov 2 - Sun, Nov 8
Iberia Logo
5:23 pm - 4:00 pm
TRI
-
OPO
17h 37m
2 stops
Iberia Logo
10:00 pm - 7:51 pm
OPO
-
TRI
50h 51m
3 stops
$2,120Iberia
Fri, Aug 7 - Fri, Aug 14

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United Airlines flights from Tennessee to Porto

Our best United Airlines deals on Tennessee to Porto flight tickets
United Airlines
Nov 4
BNA8:41 amNashville Intl
18h 49m
1 stop
OPO9:30 amPorto
Nov 12
OPO6:00 amPorto
21h 32m
2 stops
BNA9:32 pmNashville Intl
$744
United Airlines
Nov 4
BNA6:25 amNashville Intl
21h 05m
2 stops
OPO9:30 amPorto
Nov 12
OPO6:00 amPorto
21h 32m
2 stops
BNA9:32 pmNashville Intl
$749
United Airlines
Nov 16
BNA7:00 amNashville Intl
20h 30m
1 stop
OPO9:30 amPorto
Nov 19
OPO12:35 pmPorto
15h 17m
1 stop
BNA9:52 pmNashville Intl
$754

Air Canada flights from Tennessee to Porto

Our best Air Canada deals on Tennessee to Porto flight tickets
Air Canada
Sep 29
BNA3:05 pmNashville Intl
33h 55m
2 stops
OPO7:00 amPorto
Oct 6
OPO12:15 pmPorto
33h 39m
2 stops
BNA3:54 pmNashville Intl
$831
Air Canada
Sep 29
BNA8:00 amNashville Intl
17h 00m
1 stop
OPO7:00 amPorto
Oct 6
OPO12:15 pmPorto
14h 39m
1 stop
BNA8:54 pmNashville Intl
$840
Air Canada
Aug 16
BNA6:35 pmNashville Intl
30h 25m
2 stops
OPO7:00 amPorto
Aug 26
OPO11:20 amPorto
34h 37m
2 stops
BNA3:57 pmNashville Intl
$894

momondo Fare Finder

 
Customize your flight search to find flights from Tennessee to Porto 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 27, 2026.
Use the filters below to find and compare flights from Tennessee to Porto that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

NashvillePorto

BNA - OPO

BNAOPO

Nashville Intl

Wed 11/4

8:41 am-9:30 am

1 stop18h 49m

Porto

Thu 11/12

6:00 am-9:32 pm

2 stops21h 32m

$744

NashvillePorto

BNA - OPO

BNAOPO

Nashville Intl

Wed 11/4

6:25 am-9:30 am

2 stops21h 05m

Porto

Thu 11/12

6:00 am-9:32 pm

2 stops21h 32m

$749

NashvillePorto

BNA - OPO

BNAOPO

Nashville Intl

Mon 11/16

7:00 am-9:30 am

1 stop20h 30m

Porto

Thu 11/19

12:35 pm-9:52 pm

1 stop15h 17m

$754
Quickest round-trip

NashvillePorto

BNA - OPO

BNAOPO

Nashville Intl

Mon 11/16

11:20 am-9:30 am

2 stops16h 10m

Porto

Thu 11/19

12:35 pm-9:52 pm

1 stop15h 17m

$758

NashvillePorto

BNA - OPO

BNAOPO

Nashville Intl

Mon 11/16

6:00 am-9:30 am

2 stops21h 30m

Porto

Thu 11/19

12:35 pm-7:15 pm

1 stop12h 40m

$759

NashvillePorto

BNA - OPO

BNAOPO

Nashville Intl

Tue 8/18

3:45 pm-12:40 am

3 stops26h 55m

Porto

Tue 8/25

10:25 pm-9:19 pm

3 stops28h 54m

$791

NashvillePorto

BNA - OPO

BNAOPO

Nashville Intl

Mon 11/2

7:00 am-9:30 am

1 stop20h 30m

Porto

Sun 11/8

6:00 am-9:52 pm

2 stops21h 52m

$795

NashvillePorto

BNA - OPO

BNAOPO

Nashville Intl

Mon 11/2

6:44 pm-9:30 am

2 stops32h 46m

Porto

Sun 11/8

6:00 am-9:52 pm

2 stops21h 52m

$800

NashvillePorto

BNA - OPO

BNAOPO

Nashville Intl

Mon 11/2

7:00 am-9:30 am

1 stop20h 30m

Porto

Sun 11/8

12:35 pm-9:52 pm

1 stop15h 17m

$804

BlountvillePorto

TRI - OPO

TRIOPO

Blountville Tri Cities TN/VA

Fri 8/7

5:23 pm-4:00 pm

2 stops17h 37m

Porto

Fri 8/14

10:00 pm-7:51 pm

3 stops50h 51m

$2,120

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Porto from

How to get the cheapest flight ticket from Tennessee to Porto

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 month to fly to Porto?

The month of December is, on average, the cheapest month to fly to Porto from Tennessee, with most prices found around $0. If you aren’t able to travel during the month of December, then book flights to Porto from Tennessee during February instead. Flights to Porto in February, while not as cheap as those in December, still average around $484.

Can stopping save me money on Tennessee to Porto flights?

You could potentially save up to 46% on your flight if you consider stops on a Tennessee to Porto flight.

Cheap Tennessee to Porto flight deals and tips

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

Fastest flight time

16h 45m

Direct flights

None
The fastest flight from Tennessee to Porto takes 16h 45m
There are no direct flights from Tennessee to Porto. There are no popular flight routes from Tennessee to Porto.
Search flight deals

Frequently asked questions about flying from Tennessee to Porto

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

    Prices for flights from Tennessee to Porto Airport refresh daily.

  • How many operators does momondo search for flights from Tennessee to Porto Airport?

  • How old do you have to be to fly from Tennessee to Porto 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 Airport.

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

    The necessary travel and health documents for your Porto Airport 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.

Best airlines flying from Tennessee to Porto

Compare and see reviews for airlines that fly from Tennessee to Porto with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $711Free CancellationRating
7.4
9,898 reviews
Search United Airlines flights
DeltaPriceFrom $746Free CancellationRating
7.8
8,454 reviews
Search Delta flights
KLMPriceFrom $792Free CancellationRating
7.8
1,531 reviews
Search KLM flights

Traveling to a place near Porto?

Book flights to Porto if you plan to visit one of these locations
Vila Nova de Gaia
Coimbra
Braga
Aveiro
Matosinhos
Lamego
Esposende
Chaves
Pinhao
Guimarães
Arcos de Valdevez
Espinho
Ponte de Lima
Viseu
Curia
Mesao Frio
Penafiel
Mira
Baiao

Why use momondo?

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

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 for you.

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

All flight searches from Tennessee to Porto on momondo can be filtered to show those which offer flexible booking policies.

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

Once all potential Tennessee to Porto flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Yes momondo offers price alerts on flights to Porto from Tennessee. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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