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Cheap flights from Nashville to Porto from $422

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 6/1. 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
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
12:50 pm - 9:45 am
BNA
-
OPO
14h 55m
2 stops
United Airlines Logo
6:00 am - 7:56 pm
OPO
-
BNA
19h 56m
2 stops
$492United Airlines
Tue, Apr 21 - Tue, Apr 28
Multiple Airlines Logo
2:25 pm - 12:05 pm
BNA
-
OPO
16h 40m
2 stops
Multiple Airlines Logo
6:00 am - 6:56 pm
OPO
-
BNA
18h 56m
2 stops
$545Multiple Airlines
Tue, Mar 24 - Tue, Mar 31
British Airways Logo
8:40 pm - 9:05 am
BNA
-
OPO
30h 25m
1 stop
British Airways Logo
12:25 pm - 11:48 pm
OPO
-
BNA
17h 23m
2 stops
$566British Airways
Tue, Apr 21 - Tue, Apr 28
Delta Logo
11:22 am - 10:30 am
BNA
-
OPO
18h 08m
2 stops
Delta Logo
5:00 am - 9:20 pm
OPO
-
BNA
22h 20m
2 stops
$594Delta
Mon, Mar 23 - Mon, Mar 30
United Airlines Logo
7:30 am - 9:30 am
BNA
-
OPO
21h 00m
2 stops
United Airlines Logo
6:00 am - 9:27 am
OPO
-
BNA
33h 27m
2 stops
$598United Airlines
Sun, Mar 22 - Sun, Mar 29
Multiple Airlines Logo
8:10 am - 5:50 pm
BNA
-
OPO
27h 40m
3 stops
Multiple Airlines Logo
9:25 pm - 7:54 pm
OPO
-
BNA
28h 29m
3 stops
$613Multiple Airlines
Tue, Apr 21 - Tue, Apr 28
Lufthansa Logo
6:19 pm - 10:25 pm
BNA
-
OPO
46h 06m
2 stops
Lufthansa Logo
4:15 pm - 5:23 pm
OPO
-
BNA
54h 08m
2 stops
$640Lufthansa
Sat, Mar 7 - Sun, Mar 15
United Airlines Logo
3:29 pm - 9:45 am
BNA
-
OPO
12h 16m
1 stop
United Airlines Logo
6:00 am - 5:37 pm
OPO
-
BNA
17h 37m
2 stops
$682United Airlines
Tue, Apr 21 - Tue, Apr 28
United Airlines Logo
3:29 pm - 9:45 am
BNA
-
OPO
12h 16m
1 stop
United Airlines Logo
6:00 am - 5:37 pm
OPO
-
BNA
17h 37m
2 stops
$683United Airlines
Tue, Apr 21 - Tue, Apr 28
Multiple Airlines Logo
2:25 pm - 12:05 pm
BNA
-
OPO
15h 40m
2 stops
Multiple Airlines Logo
12:30 pm - 9:53 pm
OPO
-
BNA
39h 23m
2 stops
$687Multiple Airlines
Wed, Feb 25 - Mon, Mar 2

United Airlines flights from Nashville to Porto

Our best United Airlines deals on Nashville to Porto flight tickets
United Airlines
Apr 21
BNA12:50 pmNashville Intl
14h 55m
2 stops
OPO9:45 amPorto
Apr 28
OPO6:00 amPorto
19h 56m
2 stops
BNA7:56 pmNashville Intl
$492
United Airlines
Mar 22
BNA7:30 amNashville Intl
21h 00m
2 stops
OPO9:30 amPorto
Mar 29
OPO6:00 amPorto
33h 27m
2 stops
BNA9:27 amNashville Intl
$598
United Airlines
Apr 21
BNA3:29 pmNashville Intl
12h 16m
1 stop
OPO9:45 amPorto
Apr 28
OPO6:00 amPorto
17h 37m
2 stops
BNA5:37 pmNashville Intl
$682

Lufthansa flights from Nashville to Porto

Our best Lufthansa deals on Nashville to Porto flight tickets
Lufthansa
Mar 7
BNA6:19 pmNashville Intl
46h 06m
2 stops
OPO10:25 pmPorto
Mar 15
OPO4:15 pmPorto
54h 08m
2 stops
BNA5:23 pmNashville Intl
$640
Lufthansa
Feb 25
BNA12:30 pmNashville Intl
15h 00m
1 stop
OPO9:30 amPorto
Mar 2
OPO12:35 pmPorto
15h 57m
1 stop
BNA10:32 pmNashville Intl
$741
Lufthansa
Mar 23
BNA4:35 pmNashville Intl
11h 55m
1 stop
OPO9:30 amPorto
Mar 30
OPO4:35 pmPorto
32h 21m
2 stops
BNA6:56 pmNashville Intl
$803

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 February 8, 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

NashvillePorto

BNA - OPO

BNAOPO

Nashville Intl

Tue 4/21

12:50 pm-9:45 am

2 stops14h 55m

Porto

Tue 4/28

6:00 am-7:56 pm

2 stops19h 56m

$492

NashvillePorto

BNA - OPO

BNAOPO

Nashville Intl

Tue 3/24

2:25 pm-12:05 pm

2 stops16h 40m

Porto

Tue 3/31

6:00 am-6:56 pm

2 stops18h 56m

$545

NashvillePorto

BNA - OPO

BNAOPO

Nashville Intl

Tue 4/21

8:40 pm-9:05 am

1 stop30h 25m

Porto

Tue 4/28

12:25 pm-11:48 pm

2 stops17h 23m

$566

NashvillePorto

BNA - OPO

BNAOPO

Nashville Intl

Mon 3/23

11:22 am-10:30 am

2 stops18h 08m

Porto

Mon 3/30

5:00 am-9:20 pm

2 stops22h 20m

$594

NashvillePorto

BNA - OPO

BNAOPO

Nashville Intl

Sun 3/22

7:30 am-9:30 am

2 stops21h 00m

Porto

Sun 3/29

6:00 am-9:27 am

2 stops33h 27m

$598

NashvillePorto

BNA - OPO

BNAOPO

Nashville Intl

Tue 4/21

8:10 am-5:50 pm

3 stops27h 40m

Porto

Tue 4/28

9:25 pm-7:54 pm

3 stops28h 29m

$613

NashvillePorto

BNA - OPO

BNAOPO

Nashville Intl

Sat 3/7

6:19 pm-10:25 pm

2 stops46h 06m

Porto

Sun 3/15

4:15 pm-5:23 pm

2 stops54h 08m

$640

NashvillePorto

BNA - OPO

BNAOPO

Nashville Intl

Tue 4/21

3:29 pm-9:45 am

1 stop12h 16m

Porto

Tue 4/28

6:00 am-5:37 pm

2 stops17h 37m

$682

NashvillePorto

BNA - OPO

BNAOPO

Nashville Intl

Tue 4/21

3:29 pm-9:45 am

1 stop12h 16m

Porto

Tue 4/28

6:00 am-5:37 pm

2 stops17h 37m

$683

NashvillePorto

BNA - OPO

BNAOPO

Nashville Intl

Wed 2/25

2:25 pm-12:05 pm

2 stops15h 40m

Porto

Mon 3/2

12:30 pm-9:53 pm

2 stops39h 23m

$687

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 cheapest month to fly to Porto?

The month of March is, on average, the cheapest month to fly to Porto from Nashville, with most prices found around $647. If you aren’t able to travel during the month of March, then book flights to Porto from Nashville during February instead. Flights to Porto in February, while not as cheap as those in March, still average around $755.

Can stopping save me money on Nashville to Porto flights?

You could potentially save up to 61% 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

14h 55m

Direct flights

None
The fastest flight from Nashville to Porto takes 14h 55m
There are no direct flights from Nashville to Porto. There are no popular flight routes from Nashville to Porto.
Search flight deals

  • How far is Nashville Intl to Porto by plane?

    Porto is 4082.3 mi away from Nashville Intl. 14h 55m 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 $647Free CancellationRating
7.9
8,174 reviews
Search Delta flights
United AirlinesPriceFrom $755Free CancellationRating
7.4
9,259 reviews
Search United Airlines 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
Esposende
Lamego
Guimarães
Espinho
Chaves
Pinhao
Arcos de Valdevez
Viseu
Ponte de Lima
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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