What is the cheapest airline that flies from Tennessee to Porto?

Delta, United Airlines, and KLM are the most popular carriers operating from Tennessee to Porto

What airlines fly to Porto?

United Airlines, Delta and KLM are the top three most popular airlines that fly to Porto from Tennessee according to our data. United Airlines is the first choice among our users, with 73% of people opting to fly with this airline when traveling to Porto. Keep in mind that there are 3 different airlines that fly to Porto on a routine basis, so you have a few additional options to choose from.

How long does it take to fly to Porto?

Flight times from Tennessee to Porto vary, but if you’re flying out of Nashville and flying into Porto (one of the most popular routes), then the duration is 12h 10m on average. Another popular route from Tennessee to Porto is flying from Blountville to Porto, which will take roughly 20h. Keep in mind that layovers or delays could extend your travel time.

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?

The number of operators available for flights from Tennessee to Porto Airport is 3 as of September 2026.

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.

$336 Cheap Flights from Tennessee to Porto in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Tennessee to Porto

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

8:00 am - 12:50 pmBNA Nashville Intl-OPO Porto

22h 50m2 stops Toronto Pearson Intl Munich Franz Josef Strauss

6:00 am - 7:38 pmOPO Porto-BNA Nashville Intl

19h 38m2 stops Frankfurt am Main Toronto Pearson Intl

$691Air Canada

Mon, Nov 2 - Wed, Nov 18

9:43 am - 9:30 amBNA Nashville Intl-OPO Porto

17h 47m2 stops Chicago O'Hare Intl Newark

12:35 pm - 9:59 pmOPO Porto-BNA Nashville Intl

15h 24m1 stop Newark

$707United Airlines

Mon, Nov 2 - Wed, Nov 18

11:18 am - 7:40 amBNA Nashville Intl-OPO Porto

14h 22m2 stops Miami Madrid Barajas

8:40 pm - 9:25 amOPO Porto-BNA Nashville Intl

18h 45m2 stops Madrid Barajas Dallas/Fort Worth

$720American Airlines

Mon, Nov 9 - Mon, Nov 16

12:43 pm - 9:30 amBNA Nashville Intl-OPO Porto

14h 47m1 stop Newark

6:00 am - 1:14 pmOPO Porto-BNA Nashville Intl

37h 14m2 stops Frankfurt am Main Toronto Pearson Intl

$753United Airlines

Fri, Nov 13 - Fri, Nov 20

12:43 pm - 9:30 amBNA Nashville Intl-OPO Porto

14h 47m1 stop Newark

6:00 am - 9:26 amOPO Porto-BNA Nashville Intl

33h 26m3 stops Frankfurt am Main Newark Washington, D.C. Dulles Intl

$756United Airlines

Fri, Nov 13 - Fri, Nov 20

5:44 am - 4:00 pmMEM Memphis-OPO Porto

28h 16m2 stops Dallas/Fort Worth Madrid Barajas

8:20 am - 11:59 pmOPO Porto-MEM Memphis

21h 39m2 stops Madrid Barajas Chicago O'Hare Intl

$791Iberia

Sun, Nov 8 - Sun, Nov 15

9:00 am - 7:40 amCHA Chattanooga Lovell Field-OPO Porto

17h 40m2 stops Charlotte Douglas Madrid Barajas

8:40 pm - 11:37 amOPO Porto-CHA Chattanooga Lovell Field

19h 57m2 stops Madrid Barajas Dallas/Fort Worth

$792American Airlines

Fri, Nov 13 - Mon, Nov 16

2:05 pm - 8:15 amBNA Nashville Intl-OPO Porto

12h 10m1 stop New York John F Kennedy Intl

5:00 am - 9:30 pmOPO Porto-BNA Nashville Intl

22h 30m2 stops Amsterdam Schiphol Boston Logan Intl

$804Delta

Wed, Dec 9 - Fri, Jan 8

9:40 am - 10:35 amBNA Nashville Intl-OPO Porto

18h 55m2 stops Raleigh-Durham Paris Charles de Gaulle

5:00 am - 9:09 pmOPO Porto-BNA Nashville Intl

22h 09m2 stops Amsterdam Schiphol Detroit Metropolitan Wayne County

$808Delta

Wed, Dec 9 - Fri, Jan 8

11:26 am - 10:35 amBNA Nashville Intl-OPO Porto

17h 09m2 stops Boston Logan Intl Paris Charles de Gaulle

5:00 am - 9:30 pmOPO Porto-BNA Nashville Intl

22h 30m2 stops Amsterdam Schiphol Boston Logan Intl

$808Delta

Wed, Dec 9 - Fri, Jan 8

Cheap last minute flights

Enter your travel dates to find the best prices.

9:57 am - 10:30 amBNA Nashville Intl-OPO Porto

18h 33m1 stop New York John F Kennedy Intl

5:00 am - 5:16 pmOPO Porto-BNA Nashville Intl

18h 16m2 stops Amsterdam Schiphol Detroit Metropolitan Wayne County

$1,008KLM

Tue, Sep 29 - Tue, Oct 6

5:05 pm - 3:25 pmBNA Nashville Intl-OPO Porto

16h 20m2 stops Atlanta Hartsfield-Jackson Paris Charles de Gaulle

5:00 am - 5:42 pmOPO Porto-BNA Nashville Intl

18h 42m2 stops Amsterdam Schiphol New York John F Kennedy Intl

$1,012Delta

Tue, Sep 29 - Tue, Oct 6

8:00 am - 7:00 amBNA Nashville Intl-OPO Porto

17h 00m1 stop Montreal Pierre Elliott Trudeau Intl

12:35 pm - 9:17 pmOPO Porto-BNA Nashville Intl

14h 42m1 stop Newark

$1,015United Airlines

Tue, Sep 29 - Tue, Oct 6

8:00 am - 7:00 amBNA Nashville Intl-OPO Porto

17h 00m1 stop Montreal Pierre Elliott Trudeau Intl

8:40 am - 8:17 pmOPO Porto-BNA Nashville Intl

41h 37m2 stops Zurich Chicago O'Hare Intl

$1,015Multiple Airlines

Tue, Sep 29 - Tue, Oct 6

7:20 am - 10:30 amBNA Nashville Intl-OPO Porto

21h 10m1 stop New York John F Kennedy Intl

1:05 pm - 8:53 pmOPO Porto-BNA Nashville Intl

13h 48m1 stop New York John F Kennedy Intl

$1,016Delta

Tue, Sep 29 - Tue, Oct 6

8:00 am - 7:00 amBNA Nashville Intl-OPO Porto

17h 00m1 stop Montreal Pierre Elliott Trudeau Intl

12:35 pm - 9:29 amOPO Porto-BNA Nashville Intl

26h 54m2 stops Newark Washington, D.C. Dulles Intl

$1,019United Airlines

Tue, Sep 29 - Tue, Oct 6

6:00 am - 7:00 amBNA Nashville Intl-OPO Porto

19h 00m2 stops Chicago O'Hare Intl Montreal Pierre Elliott Trudeau Intl

8:40 am - 5:37 pmOPO Porto-BNA Nashville Intl

38h 57m2 stops Zurich Chicago O'Hare Intl

$1,020Multiple Airlines

Tue, Sep 29 - Tue, Oct 6

6:00 am - 7:00 amBNA Nashville Intl-OPO Porto

19h 00m3 stops Chicago O'Hare Intl New York LaGuardia Montreal Pierre Elliott Trudeau Intl

12:35 pm - 11:14 pmOPO Porto-BNA Nashville Intl

16h 39m2 stops Newark Chicago O'Hare Intl

$1,024United Airlines

Tue, Sep 29 - Tue, Oct 6

8:00 am - 7:00 amBNA Nashville Intl-OPO Porto

17h 00m1 stop Montreal Pierre Elliott Trudeau Intl

12:35 pm - 9:17 pmOPO Porto-BNA Nashville Intl

14h 42m1 stop Newark

$1,044Lufthansa

Tue, Sep 29 - Tue, Oct 6

6:00 am - 7:00 amBNA Nashville Intl-OPO Porto

19h 00m3 stops Chicago O'Hare Intl New York LaGuardia Montreal Pierre Elliott Trudeau Intl

6:00 am - 9:17 pmOPO Porto-BNA Nashville Intl

21h 17m2 stops Frankfurt am Main Newark

$1,239United Airlines

Tue, Sep 29 - Tue, Oct 6

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British Airways flights from Tennessee to Porto

Our best British Airways deals on Tennessee to Porto flight tickets

British Airways

Nov 15

BNA6:40 pmNashville Intl

16h 05m

1 stop

OPO4:45 pmPorto

Nov 21

OPO8:40 pmPorto

32h 10m

2 stops

BNA10:50 pmNashville Intl

$780

British Airways

Dec 9

BNA6:40 pmNashville Intl

16h 10m

1 stop

OPO4:50 pmPorto

Jan 8

OPO6:05 pmPorto

28h 35m

1 stop

BNA4:40 pmNashville Intl

$984

United Airlines flights from Tennessee to Porto

Our best United Airlines deals on Tennessee to Porto flight tickets

United Airlines

Nov 2

BNA9:43 amNashville Intl

17h 47m

2 stops

OPO9:30 amPorto

Nov 18

OPO12:35 pmPorto

15h 24m

1 stop

BNA9:59 pmNashville Intl

$707

United Airlines

Nov 13

BNA12:43 pmNashville Intl

14h 47m

1 stop

OPO9:30 amPorto

Nov 20

OPO6:00 amPorto

37h 14m

2 stops

BNA1:14 pmNashville Intl

$753

United Airlines

Nov 9

BNA7:00 amNashville Intl

20h 30m

1 stop

OPO9:30 amPorto

Nov 16

OPO6:00 amPorto

32h 37m

2 stops

BNA8:37 amNashville Intl

$756

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

NashvillePorto

BNA Nashville Intl - OPO Porto

BNAOPO

Nashville Intl

Mon 11/2

8:00 am-12:50 pm

2 stops22h 50m

Porto

Wed 11/18

6:00 am-7:38 pm

2 stops19h 38m

$691

NashvillePorto

BNA Nashville Intl - OPO Porto

BNAOPO

Nashville Intl

Mon 11/2

9:43 am-9:30 am

2 stops17h 47m

Porto

Wed 11/18

12:35 pm-9:59 pm

1 stop15h 24m

$707

Quickest round-trip

NashvillePorto

BNA Nashville Intl - OPO Porto

BNAOPO

Nashville Intl

Mon 11/9

11:18 am-7:40 am

2 stops14h 22m

Porto

Mon 11/16

8:40 pm-9:25 am

2 stops18h 45m

$720

NashvillePorto

BNA Nashville Intl - OPO Porto

BNAOPO

Nashville Intl

Fri 11/13

12:43 pm-9:30 am

1 stop14h 47m

Porto

Fri 11/20

6:00 am-1:14 pm

2 stops37h 14m

$753

NashvillePorto

BNA Nashville Intl - OPO Porto

BNAOPO

Nashville Intl

Fri 11/13

12:43 pm-9:30 am

1 stop14h 47m

Porto

Fri 11/20

6:00 am-9:26 am

3 stops33h 26m

$756

MemphisPorto

MEM Memphis - OPO Porto

MEMOPO

Memphis

Sun 11/8

5:44 am-4:00 pm

2 stops28h 16m

Porto

Sun 11/15

8:20 am-11:59 pm

2 stops21h 39m

$791

ChattanoogaPorto

CHA Chattanooga Lovell Field - OPO Porto

CHAOPO

Chattanooga Lovell Field

Fri 11/13

9:00 am-7:40 am

2 stops17h 40m

Porto

Mon 11/16

8:40 pm-11:37 am

2 stops19h 57m

$792

NashvillePorto

BNA Nashville Intl - OPO Porto

BNAOPO

Nashville Intl

Wed 12/9

2:05 pm-8:15 am

1 stop12h 10m

Porto

Fri 1/8

5:00 am-9:30 pm

2 stops22h 30m

$804

NashvillePorto

BNA Nashville Intl - OPO Porto

BNAOPO

Nashville Intl

Wed 12/9

9:40 am-10:35 am

2 stops18h 55m

Porto

Fri 1/8

5:00 am-9:09 pm

2 stops22h 09m

$808

NashvillePorto

BNA Nashville Intl - OPO Porto

BNAOPO

Nashville Intl

Wed 12/9

11:26 am-10:35 am

2 stops17h 09m

Porto

Fri 1/8

5:00 am-9:30 pm

2 stops22h 30m

$808

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

Other information

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 21% 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

Best Price Found	$336
Fastest flight time	12h 10m
Direct flights	None

The best one-way flight to Porto from Tennessee in the past 72 hours is $336. The best round-trip flight deal from Tennessee to Porto found on momondo in the last 72 hours is $691.

The fastest flight from Tennessee to Porto takes 12h 10m

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?
The number of operators available for flights from Tennessee to Porto Airport is 3 as of September 2026.
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 Airlines	PriceFrom $743	Free Cancellation	Rating 7.4 10,251 reviews	Search United Airlines flights
Delta	PriceFrom $746	Free Cancellation	Rating 7.8 8,612 reviews	Search Delta flights
KLM	PriceFrom $792	Free Cancellation	Rating 7.8 1,577 reviews	Search KLM flights

Coimbra

Vila Nova de Gaia

Braga

Aveiro

Pinhao

Matosinhos

Esposende

Chaves

Viseu

Arcos de Valdevez

Espinho

Guimarães

Lamego

Ponte de Lima

Penafiel

Caminha

Mira

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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Cheap flights from Tennessee to Porto from $336

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 1/13. 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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British Airways flights from Tennessee to Porto

Our best British Airways deals on Tennessee to Porto flight tickets

United Airlines flights from Tennessee to Porto

Our best United Airlines deals on Tennessee to Porto flight tickets

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How to get the cheapest flight ticket from Tennessee to Porto

What is the cheapest month to fly to Porto?

Can stopping save me money on Tennessee to Porto flights?

What is the cheapest airline that flies from Tennessee to Porto?

What airlines fly to Porto?

How long does it take to fly to Porto?

Cheap Tennessee to Porto flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying from Tennessee to Porto

Best airlines flying from Tennessee to Porto

Compare and see reviews for airlines that fly from Tennessee to Porto with momondo

Traveling to a place near Porto?

Why use momondo?

An easier way to manage your Porto trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Portugal

Airports servicing Portugal

Fly your favorite airline to Porto

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Porto

List of cabin classes available on flights landing in Porto. Availability may vary depending on flight origin and airline.

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