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Cheap flights from Nashville to Porto from $347

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Nashville to Porto departing on 10/13. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Nashville to Porto

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
8:15 am - 7:00 am
BNA
-
OPO
16h 45m
1 stop
United Airlines Logo
12:15 pm - 2:11 pm
OPO
-
BNA
31h 56m
3 stops
$828United Airlines
Tue, Sep 29 - Tue, Oct 6
United Airlines Logo
6:00 am - 9:45 am
BNA
-
OPO
21h 45m
1 stop
United Airlines Logo
11:50 am - 2:59 pm
OPO
-
BNA
33h 09m
1 stop
$830United Airlines
Tue, Aug 11 - Thu, Aug 20
United Airlines Logo
7:05 am - 7:00 am
BNA
-
OPO
17h 55m
2 stops
United Airlines Logo
12:15 pm - 2:11 pm
OPO
-
BNA
31h 56m
3 stops
$832United Airlines
Tue, Sep 29 - Tue, Oct 6
Air Canada Logo
6:35 pm - 7:00 am
BNA
-
OPO
54h 25m
2 stops
Air Canada Logo
12:15 pm - 3:57 pm
OPO
-
BNA
33h 42m
2 stops
$836Air Canada
Sat, Aug 15 - Tue, Aug 25
United Airlines Logo
8:15 am - 7:00 am
BNA
-
OPO
16h 45m
1 stop
United Airlines Logo
12:15 pm - 8:54 pm
OPO
-
BNA
14h 39m
1 stop
$841United Airlines
Tue, Sep 29 - Tue, Oct 6
United Airlines Logo
3:58 pm - 9:45 am
BNA
-
OPO
11h 47m
1 stop
United Airlines Logo
12:45 pm - 8:54 pm
OPO
-
BNA
14h 09m
1 stop
$842United Airlines
Mon, Sep 21 - Wed, Sep 30
United Airlines Logo
8:30 am - 7:00 am
BNA
-
OPO
16h 30m
2 stops
United Airlines Logo
12:45 pm - 8:54 pm
OPO
-
BNA
14h 09m
1 stop
$845United Airlines
Mon, Sep 21 - Wed, Sep 30
United Airlines Logo
8:30 am - 7:00 am
BNA
-
OPO
16h 30m
2 stops
United Airlines Logo
12:45 pm - 8:54 pm
OPO
-
BNA
14h 09m
1 stop
$846United Airlines
Mon, Sep 21 - Wed, Sep 30
United Airlines Logo
9:56 am - 9:45 am
BNA
-
OPO
17h 49m
2 stops
United Airlines Logo
11:50 am - 2:59 pm
OPO
-
BNA
33h 09m
1 stop
$847United Airlines
Sun, Aug 16 - Thu, Aug 20
SWISS Logo
12:37 pm - 7:50 am
BNA
-
OPO
37h 13m
2 stops
SWISS Logo
7:20 pm - 8:06 pm
OPO
-
BNA
30h 46m
2 stops
$852SWISS
Tue, Aug 11 - Mon, Aug 24

Air Canada flights from Nashville to Porto

Our best Air Canada deals on Nashville to Porto flight tickets
Air Canada
Aug 15
BNA6:35 pmNashville Intl
54h 25m
2 stops
OPO7:00 amPorto
Aug 25
OPO12:15 pmPorto
33h 42m
2 stops
BNA3:57 pmNashville Intl
$836
Air Canada
Aug 14
BNA8:15 amNashville Intl
16h 55m
1 stop
OPO7:10 amPorto
Aug 19
OPO2:25 pmPorto
31h 32m
2 stops
BNA3:57 pmNashville Intl
$888
Air Canada
Aug 16
BNA9:56 amNashville Intl
39h 04m
2 stops
OPO7:00 amPorto
Aug 23
OPO12:15 pmPorto
33h 42m
2 stops
BNA3:57 pmNashville Intl
$898

United Airlines flights from Nashville to Porto

Our best United Airlines deals on Nashville to Porto flight tickets
United Airlines
Sep 29
BNA8:15 amNashville Intl
16h 45m
1 stop
OPO7:00 amPorto
Oct 6
OPO12:15 pmPorto
31h 56m
3 stops
BNA2:11 pmNashville Intl
$828
United Airlines
Aug 11
BNA6:00 amNashville Intl
21h 45m
1 stop
OPO9:45 amPorto
Aug 20
OPO11:50 amPorto
33h 09m
1 stop
BNA2:59 pmNashville Intl
$830
United Airlines
Sep 29
BNA7:05 amNashville Intl
17h 55m
2 stops
OPO7:00 amPorto
Oct 6
OPO12:15 pmPorto
31h 56m
3 stops
BNA2:11 pmNashville Intl
$832

momondo Fare Finder

 
Customize your flight search to find flights from Nashville 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 May 10, 2026.
Use the filters below to find and compare flights from Nashville to Porto that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

NashvillePorto

BNA - OPO

BNAOPO

Nashville Intl

Tue 9/29

8:15 am-7:00 am

1 stop16h 45m

Porto

Tue 10/6

12:15 pm-2:11 pm

3 stops31h 56m

$828

NashvillePorto

BNA - OPO

BNAOPO

Nashville Intl

Tue 8/11

6:00 am-9:45 am

1 stop21h 45m

Porto

Thu 8/20

11:50 am-2:59 pm

1 stop33h 09m

$830

NashvillePorto

BNA - OPO

BNAOPO

Nashville Intl

Tue 9/29

7:05 am-7:00 am

2 stops17h 55m

Porto

Tue 10/6

12:15 pm-2:11 pm

3 stops31h 56m

$832

NashvillePorto

BNA - OPO

BNAOPO

Nashville Intl

Sat 8/15

6:35 pm-7:00 am

2 stops54h 25m

Porto

Tue 8/25

12:15 pm-3:57 pm

2 stops33h 42m

$836

NashvillePorto

BNA - OPO

BNAOPO

Nashville Intl

Tue 9/29

8:15 am-7:00 am

1 stop16h 45m

Porto

Tue 10/6

12:15 pm-8:54 pm

1 stop14h 39m

$841
Quickest round-trip

NashvillePorto

BNA - OPO

BNAOPO

Nashville Intl

Mon 9/21

3:58 pm-9:45 am

1 stop11h 47m

Porto

Wed 9/30

12:45 pm-8:54 pm

1 stop14h 09m

$842

NashvillePorto

BNA - OPO

BNAOPO

Nashville Intl

Mon 9/21

8:30 am-7:00 am

2 stops16h 30m

Porto

Wed 9/30

12:45 pm-8:54 pm

1 stop14h 09m

$845

NashvillePorto

BNA - OPO

BNAOPO

Nashville Intl

Mon 9/21

8:30 am-7:00 am

2 stops16h 30m

Porto

Wed 9/30

12:45 pm-8:54 pm

1 stop14h 09m

$846

NashvillePorto

BNA - OPO

BNAOPO

Nashville Intl

Sun 8/16

9:56 am-9:45 am

2 stops17h 49m

Porto

Thu 8/20

11:50 am-2:59 pm

1 stop33h 09m

$847

NashvillePorto

BNA - OPO

BNAOPO

Nashville Intl

Tue 8/11

12:37 pm-7:50 am

2 stops37h 13m

Porto

Mon 8/24

7:20 pm-8:06 pm

2 stops30h 46m

$852

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 Nashville 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 typical price of a round-trip flight between Nashville and Porto?

What is the cheapest month to fly to Porto?

The month of December is, on average, the cheapest month to fly to Porto from Nashville, with most prices found around $0. If you aren’t able to travel during the month of December, then book flights to Porto from Nashville 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 Nashville to Porto flights?

You could potentially save up to 4% on your flight if you consider stops on a Nashville to Porto flight.

When to book flights from Nashville to Porto

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

Cheap Nashville to Porto (BNA to OPO) flight deals and tips

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

Fastest flight time

16h 30m

Direct flights

None
The fastest flight from Nashville to Porto takes 16h 30m
There are no direct flights from Nashville to Porto. There are no popular flight routes from Nashville to Porto.
Search flight deals

Frequently asked questions about flying from Nashville to Porto

  • How far is Nashville Intl to Porto by plane?

    Porto is 4082.3 mi away from Nashville Intl. 16h 30m is a normal flight duration for this route.

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

    Prices for flights from Nashville Intl Airport to Porto Airport refresh daily.

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

  • How old do you have to be to fly from Nashville Intl Airport to Porto Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Nashville Intl Airport to Porto Airport.

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

    The travel and health documents required for your trip to Porto 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 Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from Nashville to Porto?

Best airlines flying from Nashville to Porto

Compare and see reviews for airlines that fly from Nashville to Porto with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $746Free CancellationRating
7.9
8,452 reviews
Search Delta flights
United AirlinesPriceFrom $751Free CancellationRating
7.4
9,698 reviews
Search United Airlines flights
KLMPriceFrom $792Free CancellationRating
7.8
1,513 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
Espinho
Guimarães
Arcos de Valdevez
Ponte de Lima
Viseu
Curia
Penafiel
Mesao Frio
Mira
Baiao

Why use momondo?

Why should I use momondo to find a flight deal from Nashville 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 Nashville to Porto for you.

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

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

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

Once you have performed a search for Nashville to Porto 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 Nashville to Porto right now. Can momondo alert me if prices change?

Price alerts on flights to Porto from Nashville are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Porto trip

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