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Cheap flights from Tennessee to Porto from $311

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 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.
1 adult
1 adult, Economy, 0 bags

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Find the cheapest flights from Tennessee to Porto

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
1:49 pm - 10:35 amTRI  Blountville Tri Cities TN/VA-OPO Porto
15h 46m2 stops Atlanta Hartsfield-Jackson Paris Charles de Gaulle
Multiple Airlines Logo
5:00 am - 6:36 pmOPO  Porto-TRI Blountville Tri Cities TN/VA
18h 36m2 stops Amsterdam Schiphol Atlanta Hartsfield-Jackson
$773Multiple Airlines
Sat, Nov 14 - Wed, Nov 18
Delta Logo
3:15 pm - 10:35 amTRI  Blountville Tri Cities TN/VA-OPO Porto
14h 20m2 stops Atlanta Hartsfield-Jackson Paris Charles de Gaulle
Delta Logo
5:00 am - 10:22 pmOPO  Porto-TRI Blountville Tri Cities TN/VA
22h 22m2 stops Amsterdam Schiphol Atlanta Hartsfield-Jackson
$783Delta
Tue, Nov 3 - Thu, Nov 26
Delta Logo
1:21 pm - 10:35 amTRI  Blountville Tri Cities TN/VA-OPO Porto
16h 14m2 stops Atlanta Hartsfield-Jackson Paris Charles de Gaulle
Delta Logo
5:00 am - 10:22 pmOPO  Porto-TRI Blountville Tri Cities TN/VA
22h 22m2 stops Amsterdam Schiphol Atlanta Hartsfield-Jackson
$783Delta
Sun, Nov 1 - Tue, Nov 24
Delta Logo
10:06 am - 10:00 pmTRI  Blountville Tri Cities TN/VA-OPO Porto
30h 54m2 stops Atlanta Hartsfield-Jackson Paris Charles de Gaulle
Delta Logo
5:00 am - 6:36 pmOPO  Porto-TRI Blountville Tri Cities TN/VA
18h 36m2 stops Amsterdam Schiphol Atlanta Hartsfield-Jackson
$783Delta
Tue, Nov 3 - Wed, Nov 25
Multiple Airlines Logo
8:15 am - 7:00 amBNA  Nashville Intl-OPO Porto
16h 45m1 stop Montreal Pierre Elliott Trudeau Intl
Multiple Airlines Logo
6:00 am - 5:32 pmOPO  Porto-BNA Nashville Intl
16h 32m2 stops Frankfurt am Main Chicago O'Hare Intl
$826Multiple Airlines
Wed, Oct 21 - Wed, Oct 28
Multiple Airlines Logo
10:29 am - 7:00 amBNA  Nashville Intl-OPO Porto
14h 31m2 stops Chicago O'Hare Intl Montreal Pierre Elliott Trudeau Intl
Multiple Airlines Logo
6:00 am - 5:32 pmOPO  Porto-BNA Nashville Intl
16h 32m2 stops Frankfurt am Main Chicago O'Hare Intl
$831Multiple Airlines
Wed, Oct 21 - Wed, Oct 28
United Airlines Logo
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
United Airlines Logo
6:00 am - 9:50 pmOPO  Porto-BNA Nashville Intl
20h 50m2 stops Frankfurt am Main Chicago O'Hare Intl
$856United Airlines
Wed, Oct 21 - Wed, Oct 28
United Airlines Logo
1:40 pm - 7:00 amBNA  Nashville Intl-OPO Porto
35h 20m2 stops Washington, D.C. Dulles Intl Montreal Pierre Elliott Trudeau Intl
United Airlines Logo
12:15 pm - 5:37 pmOPO  Porto-BNA Nashville Intl
35h 22m2 stops Montreal Pierre Elliott Trudeau Intl Chicago O'Hare Intl
$897United Airlines
Tue, Sep 29 - Tue, Oct 6
KLM Logo
9:57 am - 10:30 amBNA  Nashville Intl-OPO Porto
18h 33m1 stop New York John F Kennedy Intl
KLM Logo
5:00 am - 5:16 pmOPO  Porto-BNA Nashville Intl
18h 16m2 stops Amsterdam Schiphol Detroit Metropolitan Wayne County
$901KLM
Tue, Sep 29 - Tue, Oct 6
KLM Logo
1:54 pm - 10:25 amBNA  Nashville Intl-OPO Porto
14h 31m1 stop New York John F Kennedy Intl
KLM Logo
5:00 am - 2:55 pmOPO  Porto-BNA Nashville Intl
15h 55m2 stops Amsterdam Schiphol Minneapolis St Paul
$1,465KLM
Sun, Oct 11 - Fri, Oct 16

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Lufthansa flights from Tennessee to Porto

Our best Lufthansa deals on Tennessee to Porto flight tickets
Lufthansa
Dec 27
BNA6:15 amNashville Intl
21h 15m
1 stop
OPO9:30 amPorto
Jan 9
OPO6:10 amPorto
38h 47m
2 stops
BNA2:57 pmNashville Intl
$908
Lufthansa
Oct 10
BNA6:33 pmNashville Intl
33h 47m
2 stops
OPO10:20 amPorto
Oct 17
OPO4:35 pmPorto
36h 39m
2 stops
BNA11:14 pmNashville Intl
$963
Lufthansa
Oct 11
BNA6:00 amNashville Intl
21h 45m
1 stop
OPO9:45 amPorto
Oct 17
OPO4:35 pmPorto
36h 39m
2 stops
BNA11:14 pmNashville Intl
$1,036

Air Canada flights from Tennessee to Porto

Our best Air Canada deals on Tennessee to Porto flight tickets
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
$938
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
$976
Air Canada
Oct 11
BNA6:35 pmNashville Intl
30h 25m
2 stops
OPO7:00 amPorto
Oct 18
OPO11:20 amPorto
28h 09m
2 stops
BNA9:29 amNashville Intl
$977

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 August 10, 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

BlountvillePorto

TRI Blountville Tri Cities TN/VA - OPO Porto

TRIOPO

Blountville Tri Cities TN/VA

Sat 11/14

1:49 pm-10:35 am

2 stops15h 46m

Porto

Wed 11/18

5:00 am-6:36 pm

2 stops18h 36m

$773

BlountvillePorto

TRI Blountville Tri Cities TN/VA - OPO Porto

TRIOPO

Blountville Tri Cities TN/VA

Tue 11/3

3:15 pm-10:35 am

2 stops14h 20m

Porto

Thu 11/26

5:00 am-10:22 pm

2 stops22h 22m

$783

BlountvillePorto

TRI Blountville Tri Cities TN/VA - OPO Porto

TRIOPO

Blountville Tri Cities TN/VA

Sun 11/1

1:21 pm-10:35 am

2 stops16h 14m

Porto

Tue 11/24

5:00 am-10:22 pm

2 stops22h 22m

$783

BlountvillePorto

TRI Blountville Tri Cities TN/VA - OPO Porto

TRIOPO

Blountville Tri Cities TN/VA

Tue 11/3

10:06 am-10:00 pm

2 stops30h 54m

Porto

Wed 11/25

5:00 am-6:36 pm

2 stops18h 36m

$783

NashvillePorto

BNA Nashville Intl - OPO Porto

BNAOPO

Nashville Intl

Wed 10/21

8:15 am-7:00 am

1 stop16h 45m

Porto

Wed 10/28

6:00 am-5:32 pm

2 stops16h 32m

$826

NashvillePorto

BNA Nashville Intl - OPO Porto

BNAOPO

Nashville Intl

Wed 10/21

10:29 am-7:00 am

2 stops14h 31m

Porto

Wed 10/28

6:00 am-5:32 pm

2 stops16h 32m

$831

NashvillePorto

BNA Nashville Intl - OPO Porto

BNAOPO

Nashville Intl

Wed 10/21

6:00 am-7:00 am

3 stops19h 00m

Porto

Wed 10/28

6:00 am-9:50 pm

2 stops20h 50m

$856

NashvillePorto

BNA Nashville Intl - OPO Porto

BNAOPO

Nashville Intl

Tue 9/29

1:40 pm-7:00 am

2 stops35h 20m

Porto

Tue 10/6

12:15 pm-5:37 pm

2 stops35h 22m

$897

NashvillePorto

BNA Nashville Intl - OPO Porto

BNAOPO

Nashville Intl

Tue 9/29

9:57 am-10:30 am

1 stop18h 33m

Porto

Tue 10/6

5:00 am-5:16 pm

2 stops18h 16m

$901
Quickest round-trip

NashvillePorto

BNA Nashville Intl - OPO Porto

BNAOPO

Nashville Intl

Sun 10/11

1:54 pm-10:25 am

1 stop14h 31m

Porto

Fri 10/16

5:00 am-2:55 pm

2 stops15h 55m

$1,465

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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 19% 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

15h 06m

Direct flights

None
The fastest flight from Tennessee to Porto takes 15h 06m
There are no direct flights from Tennessee to Porto. There are no popular flight routes from Tennessee to Porto.
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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
DeltaPriceFrom $746Free CancellationRating
7.8
8,504 reviews
Search Delta flights
United AirlinesPriceFrom $751Free CancellationRating
7.4
10,103 reviews
Search United Airlines flights
KLMPriceFrom $792Free CancellationRating
7.8
1,556 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
Pinhao
Esposende
Chaves
Arcos de Valdevez
Viseu
Guimarães
Espinho
Lamego
Ponte de Lima
Mesao Frio
Penafiel
Caminha
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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