What is the cheapest airline that flies from Nashville Intl to Portugal?

American Airlines, Lufthansa, and WestJet are the most popular carriers operating from Nashville Intl to Portugal

What airlines fly to Portugal?

United Airlines, American Airlines and Air Canada are the top three most popular airlines that fly to Portugal from Nashville according to our data. United Airlines is the first choice among our users, with 59% of people opting to fly with this airline when traveling to Portugal. Keep in mind that there are 9 different airlines that fly to Portugal on a routine basis, so you have a few additional options to choose from.

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

Prices for flights from Nashville Intl Airport to Portugal are updated daily.

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

There are 9 operators available for flights from Nashville Intl Airport to Portugal as of January 2026.

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

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Nashville Intl Airport to Portugal.

What documentation or ID do you need to fly to Portugal?

The necessary travel and health documents for your Portugal 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.

$299 Cheap Flights from Nashville to Portugal in 2026

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Find the cheapest flights from Nashville to Portugal

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:30 am - 9:30 am

BNA

OPO

20h 00m

2 stops

6:00 am - 5:23 pm

OPO

BNA

16h 23m

2 stops

$480United Airlines

Mon, Mar 2 - Wed, Mar 18

12:30 pm - 9:30 am

BNA

OPO

15h 00m

1 stop

6:00 am - 9:43 pm

OPO

BNA

20h 43m

2 stops

$483United Airlines

Mon, Mar 2 - Wed, Mar 18

4:06 pm - 9:30 am

BNA

OPO

11h 24m

1 stop

12:35 pm - 10:50 pm

OPO

BNA

15h 15m

1 stop

$489United Airlines

Mon, Mar 2 - Wed, Mar 18

6:15 am - 9:45 am

BNA

OPO

21h 30m

2 stops

6:00 am - 5:37 pm

OPO

BNA

17h 37m

2 stops

$492United Airlines

Tue, Apr 21 - Tue, Apr 28

6:25 pm - 10:15 am

BNA

LIS

9h 50m

1 stop

5:00 am - 7:50 pm

LIS

BNA

20h 50m

2 stops

$493United Airlines

Sun, Feb 22 - Sun, Mar 1

6:00 am - 9:20 am

BNA

LIS

21h 20m

2 stops

7:25 am - 7:42 pm

LIS

BNA

18h 17m

2 stops

$498Air Canada

Tue, Apr 21 - Tue, Apr 28

7:11 am - 10:30 am

BNA

OPO

22h 19m

2 stops

5:00 am - 9:10 pm

OPO

BNA

21h 10m

2 stops

$500Delta

Wed, Mar 11 - Wed, Mar 18

8:40 pm - 4:20 pm

BNA

LIS

13h 40m

1 stop

6:55 pm - 6:01 pm

LIS

BNA

29h 06m

2 stops

$510British Airways

Sat, Apr 18 - Fri, Apr 24

12:07 pm - 12:50 pm

BNA

FAO

19h 43m

2 stops

2:50 pm - 5:34 pm

FAO

BNA

31h 44m

2 stops

$1,120American Airlines

Fri, Mar 13 - Sat, Mar 21

5:50 pm - 6:50 pm

BNA

FAO

19h 00m

2 stops

6:30 pm - 6:49 pm

FAO

BNA

30h 19m

2 stops

$1,169British Airways

Tue, Jun 16 - Tue, Jun 23

KLM flights from Nashville to Portugal

Our best KLM deals on Nashville to Portugal flight tickets

KLM

Feb 18

BNA7:00 amNashville Intl

19h 00m

1 stop

LIS8:00 amLisbon Humberto Delgado

Feb 25

LIS5:00 amLisbon Humberto Delgado

17h 59m

2 stops

BNA4:59 pmNashville Intl

$547

KLM

Feb 6

BNA6:50 amNashville Intl

19h 10m

1 stop

LIS8:00 amLisbon Humberto Delgado

Feb 13

LIS5:00 amLisbon Humberto Delgado

18h 52m

2 stops

BNA5:52 pmNashville Intl

$597

KLM

Feb 19

BNA1:51 pmNashville Intl

14h 44m

2 stops

LIS10:35 amLisbon Humberto Delgado

Feb 26

LIS5:00 amLisbon Humberto Delgado

18h 04m

2 stops

BNA5:04 pmNashville Intl

$607

United Airlines flights from Nashville to Portugal

Our best United Airlines deals on Nashville to Portugal flight tickets

United Airlines

Mar 2

BNA7:30 amNashville Intl

20h 00m

2 stops

OPO9:30 amPorto

Mar 18

OPO6:00 amPorto

16h 23m

2 stops

BNA5:23 pmNashville Intl

$480

United Airlines

Mar 2

BNA1:30 pmNashville Intl

14h 00m

2 stops

OPO9:30 amPorto

Mar 18

OPO6:00 amPorto

20h 43m

2 stops

BNA9:43 pmNashville Intl

$483

United Airlines

Mar 2

BNA4:06 pmNashville Intl

11h 24m

1 stop

OPO9:30 amPorto

Mar 18

OPO12:35 pmPorto

15h 15m

1 stop

BNA10:50 pmNashville Intl

$489

Fly from

Fly to

Route

Depart

Return

Price

NashvillePorto

BNA - OPO

BNAOPO

Nashville Intl

Mon 3/2

7:30 am-9:30 am

2 stops20h 00m

Porto

Wed 3/18

6:00 am-5:23 pm

2 stops16h 23m

$480

NashvillePorto

BNA - OPO

BNAOPO

Nashville Intl

Mon 3/2

12:30 pm-9:30 am

1 stop15h 00m

Porto

Wed 3/18

6:00 am-9:43 pm

2 stops20h 43m

$483

NashvillePorto

BNA - OPO

BNAOPO

Nashville Intl

Mon 3/2

4:06 pm-9:30 am

1 stop11h 24m

Porto

Wed 3/18

12:35 pm-10:50 pm

1 stop15h 15m

$489

NashvillePorto

BNA - OPO

BNAOPO

Nashville Intl

Tue 4/21

6:15 am-9:45 am

2 stops21h 30m

Porto

Tue 4/28

6:00 am-5:37 pm

2 stops17h 37m

$492

NashvilleLisbon

BNA - LIS

BNALIS

Nashville Intl

Sun 2/22

6:25 pm-10:15 am

1 stop9h 50m

Lisbon Humberto Delgado

Sun 3/1

5:00 am-7:50 pm

2 stops20h 50m

$493

NashvilleLisbon

BNA - LIS

BNALIS

Nashville Intl

Tue 4/21

6:00 am-9:20 am

2 stops21h 20m

Lisbon Humberto Delgado

Tue 4/28

7:25 am-7:42 pm

2 stops18h 17m

$498

NashvillePorto

BNA - OPO

BNAOPO

Nashville Intl

Wed 3/11

7:11 am-10:30 am

2 stops22h 19m

Porto

Wed 3/18

5:00 am-9:10 pm

2 stops21h 10m

$500

NashvilleLisbon

BNA - LIS

BNALIS

Nashville Intl

Sat 4/18

8:40 pm-4:20 pm

1 stop13h 40m

Lisbon Humberto Delgado

Fri 4/24

6:55 pm-6:01 pm

2 stops29h 06m

$510

NashvilleFaro

BNA - FAO

BNAFAO

Nashville Intl

Fri 3/13

12:07 pm-12:50 pm

2 stops19h 43m

Faro

Sat 3/21

2:50 pm-5:34 pm

2 stops31h 44m

$1,120

NashvilleFaro

BNA - FAO

BNAFAO

Nashville Intl

Tue 6/16

5:50 pm-6:50 pm

2 stops19h 00m

Faro

Tue 6/23

6:30 pm-6:49 pm

2 stops30h 19m

$1,169

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 Nashville to Portugal

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

What is the cheapest month to fly to Portugal?

The cheapest month to fly to Portugal from Nashville is in January. Flight prices, which tend to average around $635, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of January, then book flights to Portugal from Nashville during February instead. Flights to Portugal in February, while not as cheap as those in January, still average around $652.

How far in advance should I book a flight to Portugal?

You are more likely to see cheaper flights to Portugal from Nashville when booking weeks ahead of your departure date. In general, you can expect to find flights to Portugal for around $908 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Portugal from Nashville for as low as $714 on momondo.

Can stopping save me money on Nashville to Portugal flights?

You could potentially save up to 2% on your flight if you consider stops on a Nashville to Portugal flight.

Cheap Nashville to Portugal flight deals and tips

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

Fastest flight time	9h 50m
Direct flights	None

The fastest flight from Nashville to Portugal takes 9h 50m

There are no direct flights from Nashville to Portugal. There are no popular flight routes from Nashville to Portugal.

Search flight deals

When did momondo last update prices for flights from Nashville Intl Airport to Portugal?
Prices for flights from Nashville Intl Airport to Portugal are updated daily.
How many operators does momondo search for flights from Nashville Intl Airport to Portugal?
There are 9 operators available for flights from Nashville Intl Airport to Portugal as of January 2026.
How old do you have to be to fly from Nashville Intl Airport to Portugal?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Nashville Intl Airport to Portugal.
What documentation or ID do you need to fly to Portugal?
The necessary travel and health documents for your Portugal 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 Nashville to Portugal

Compare and see reviews for airlines that fly from Nashville to Portugal with momondo

Airline	Rating	Free Cancellation	Price
British Airways	PriceFrom $480	Free Cancellation	Rating 6.7 7,702 reviews	Search British Airways flights
Lufthansa	PriceFrom $507	Free Cancellation	Rating 6.8 7,747 reviews	Search Lufthansa flights
Air Canada	PriceFrom $537	Free Cancellation	Rating 7.1 10,660 reviews	Search Air Canada flights
United Airlines	PriceFrom $542	Free Cancellation	Rating 7.4 9,203 reviews	Search United Airlines flights
KLM	PriceFrom $625	Free Cancellation	Rating 7.7 1,443 reviews	Search KLM flights
Delta	PriceFrom $629	Free Cancellation	Rating 7.9 8,118 reviews	Search Delta flights
Air France	PriceFrom $638	Free Cancellation	Rating 7.4 1,526 reviews	Search Air France flights
American Airlines	PriceFrom $645	Free Cancellation	Rating 7.2 11,195 reviews	Search American Airlines flights
TAP AIR PORTUGAL	PriceFrom $805	Free Cancellation	Rating 7.1 2,130 reviews	Search TAP AIR PORTUGAL flights

Why use momondo?

Why should I use momondo to find a flight deal from Nashville to Portugal?

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 Portugal for you.

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

Flights from Nashville to Portugal with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Nashville to Portugal.

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

If you are simply researching potential flights to Portugal, momondo offers a useful price alert feature which will track prices for flights to Portugal from Nashville and alert you when they change.