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

Air Canada, United Airlines, and Air France are the most popular carriers operating from Tennessee to Portugal

What airlines fly to Portugal?

United Airlines, Delta and American Airlines are the top three most popular airlines that fly to Portugal from Tennessee according to our data. United Airlines is the first choice among our users, with 56% 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.

How long is the flight from Tennessee to Portugal?

Average flight duration from Tennessee to Portugal depends on which airport you fly into and out of. Flying from Nashville to Lisbon is 11h on average, while flying from Knoxville to Lisbon is 15h 56m on average. Lisbon is the most popular airport in Portugal.

When did momondo last update prices for flights from Tennessee to Portugal?

Prices for flights from Tennessee to Portugal are updated daily.

How many operators does momondo search for flights from Tennessee to Portugal?

As of March 2026, there are 9 operators available to choose from for flights from Tennessee to Portugal.

How old do you have to be to fly from Tennessee to Portugal?

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 Portugal.

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

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

$303 Cheap Flights from Tennessee to Portugal in 2026

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Find the cheapest flights from Tennessee to Portugal

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

8:35 pm - 11:00 pm

BNA

LIS

20h 25m

1 stop

8:25 am - 9:42 pm

LIS

BNA

19h 17m

2 stops

$662Multiple Airlines

tir., apr. 21 - tir., apr. 28

10:59 am - 8:50 am

BNA

LIS

15h 51m

2 stops

5:00 am - 5:48 pm

LIS

BNA

18h 48m

2 stops

$670Delta

tir., apr. 21 - lør., maj 2

5:54 pm - 6:45 pm

BNA

LIS

18h 51m

2 stops

11:55 am - 10:16 pm

LIS

BNA

16h 21m

2 stops

$675Delta

ons., apr. 22 - ons., apr. 29

6:54 pm - 6:25 pm

TYS

LIS

18h 31m

2 stops

6:35 am - 8:18 pm

LIS

TYS

18h 43m

2 stops

$677Multiple Airlines

lør., apr. 25 - man., maj 4

6:52 pm - 10:15 pm

BNA

LIS

21h 23m

2 stops

5:05 am - 9:59 pm

LIS

BNA

22h 54m

2 stops

$683Lufthansa

ons., apr. 22 - søn., apr. 26

1:20 pm - 11:25 pm

TYS

LIS

29h 05m

2 stops

6:35 am - 11:56 pm

LIS

TYS

22h 21m

2 stops

$686Finnair

ons., apr. 22 - fre., maj 8

2:49 pm - 11:15 pm

TYS

LIS

27h 26m

2 stops

11:05 am - 9:57 pm

LIS

TYS

15h 52m

1 stop

$703British Airways

ons., apr. 22 - fre., maj 8

7:00 am - 9:05 am

TYS

LIS

21h 05m

1 stop

11:05 am - 9:57 pm

LIS

TYS

15h 52m

1 stop

$710British Airways

ons., apr. 22 - fre., maj 8

6:05 am - 10:45 am

BNA

LIS

22h 40m

1 stop

12:45 pm - 9:15 pm

LIS

BNA

14h 30m

1 stop

$710Virgin Atlantic

man., apr. 27 - tir., maj 12

6:52 pm - 11:25 pm

BNA

OPO

22h 33m

2 stops

12:35 pm - 10:28 pm

OPO

BNA

15h 53m

1 stop

$798Lufthansa

tir., apr. 21 - tir., apr. 28

Virgin Atlantic flights from Tennessee to Portugal

Our best Virgin Atlantic deals on Tennessee to Portugal flight tickets

Virgin Atlantic

Apr 27

BNA6:05 amNashville Intl

22h 40m

1 stop

LIS10:45 amLisbon Humberto Delgado

May 12

LIS12:45 pmLisbon Humberto Delgado

14h 30m

1 stop

BNA9:15 pmNashville Intl

$710

Virgin Atlantic

Apr 25

BNA6:05 amNashville Intl

22h 40m

1 stop

LIS10:45 amLisbon Humberto Delgado

May 8

LIS10:00 amLisbon Humberto Delgado

17h 45m

1 stop

BNA9:45 pmNashville Intl

$717

Virgin Atlantic

Apr 23

MEM12:17 pmMemphis

13h 43m

2 stops

LIS8:00 amLisbon Humberto Delgado

May 6

LIS12:45 pmLisbon Humberto Delgado

14h 23m

2 stops

MEM9:08 pmMemphis

$966

Iberia flights from Tennessee to Portugal

Our best Iberia deals on Tennessee to Portugal flight tickets

Iberia

May 7

MEM7:34 pmMemphis

21h 51m

2 stops

LIS11:25 pmLisbon Humberto Delgado

May 14

LIS6:35 amLisbon Humberto Delgado

23h 24m

2 stops

MEM11:59 pmMemphis

$721

Iberia

Apr 25

TYS11:31 amKnoxville McGhee Tyson

19h 19m

2 stops

LIS11:50 amLisbon Humberto Delgado

May 4

LIS8:25 amLisbon Humberto Delgado

16h 53m

2 stops

TYS8:18 pmKnoxville McGhee Tyson

$727

Iberia

Apr 25

TYS11:31 amKnoxville McGhee Tyson

19h 19m

2 stops

LIS11:50 amLisbon Humberto Delgado

May 4

LIS8:25 amLisbon Humberto Delgado

17h 56m

2 stops

TYS9:21 pmKnoxville McGhee Tyson

$728

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

NashvilleLisbon

BNA - LIS

BNALIS

Nashville Intl

tir. 4/21

8:35 pm-11:00 pm

1 stop20h 25m

Lisbon Humberto Delgado

tir. 4/28

8:25 am-9:42 pm

2 stops19h 17m

$662

Quickest round-trip

NashvilleLisbon

BNA - LIS

BNALIS

Nashville Intl

tir. 4/21

10:59 am-8:50 am

2 stops15h 51m

Lisbon Humberto Delgado

lør. 5/2

5:00 am-5:48 pm

2 stops18h 48m

$670

NashvilleLisbon

BNA - LIS

BNALIS

Nashville Intl

ons. 4/22

5:54 pm-6:45 pm

2 stops18h 51m

Lisbon Humberto Delgado

ons. 4/29

11:55 am-10:16 pm

2 stops16h 21m

$675

KnoxvilleLisbon

TYS - LIS

TYSLIS

Knoxville McGhee Tyson

lør. 4/25

6:54 pm-6:25 pm

2 stops18h 31m

Lisbon Humberto Delgado

man. 5/4

6:35 am-8:18 pm

2 stops18h 43m

$677

NashvilleLisbon

BNA - LIS

BNALIS

Nashville Intl

ons. 4/22

6:52 pm-10:15 pm

2 stops21h 23m

Lisbon Humberto Delgado

søn. 4/26

5:05 am-9:59 pm

2 stops22h 54m

$683

KnoxvilleLisbon

TYS - LIS

TYSLIS

Knoxville McGhee Tyson

ons. 4/22

1:20 pm-11:25 pm

2 stops29h 05m

Lisbon Humberto Delgado

fre. 5/8

6:35 am-11:56 pm

2 stops22h 21m

$686

KnoxvilleLisbon

TYS - LIS

TYSLIS

Knoxville McGhee Tyson

ons. 4/22

2:49 pm-11:15 pm

2 stops27h 26m

Lisbon Humberto Delgado

fre. 5/8

11:05 am-9:57 pm

1 stop15h 52m

$703

KnoxvilleLisbon

TYS - LIS

TYSLIS

Knoxville McGhee Tyson

ons. 4/22

7:00 am-9:05 am

1 stop21h 05m

Lisbon Humberto Delgado

fre. 5/8

11:05 am-9:57 pm

1 stop15h 52m

$710

NashvilleLisbon

BNA - LIS

BNALIS

Nashville Intl

man. 4/27

6:05 am-10:45 am

1 stop22h 40m

Lisbon Humberto Delgado

tir. 5/12

12:45 pm-9:15 pm

1 stop14h 30m

$710

NashvillePorto

BNA - OPO

BNAOPO

Nashville Intl

tir. 4/21

6:52 pm-11:25 pm

2 stops22h 33m

Porto

tir. 4/28

12:35 pm-10:28 pm

1 stop15h 53m

$798

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 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

Other information

What is the cheapest month to fly to Portugal?

The cheapest month to fly to Portugal from Tennessee is in January. Flight prices, which tend to average around $597, 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 Tennessee during February instead. Flights to Portugal in February, while not as cheap as those in January, still average around $621.

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

You are more likely to see cheaper flights to Portugal from Tennessee when booking weeks ahead of your departure date. In general, you can expect to find flights to Portugal for around $881 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Portugal from Tennessee for as low as $714 on momondo.

Can stopping save me money on Tennessee to Portugal flights?

You could potentially save up to 10% on your flight if you consider stops on a Tennessee to Portugal flight.

Cheap Tennessee to Portugal flight deals and tips

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

Fastest flight time	11h 00m
Direct flights	None

The fastest flight from Tennessee to Portugal takes 11h 00m

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

Search flight deals

When did momondo last update prices for flights from Tennessee to Portugal?
Prices for flights from Tennessee to Portugal are updated daily.
How many operators does momondo search for flights from Tennessee to Portugal?
As of March 2026, there are 9 operators available to choose from for flights from Tennessee to Portugal.
How old do you have to be to fly from Tennessee to Portugal?
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 Portugal.
What documentation or ID do you need to fly to Portugal?
The travel and health documents required for your trip to Portugal 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 Portugal. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Tennessee to Portugal

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

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $468	Free Cancellation	Rating 7.4 9,499 reviews	Search United Airlines flights
British Airways	PriceFrom $475	Free Cancellation	Rating 6.7 7,825 reviews	Search British Airways flights
Lufthansa	PriceFrom $507	Free Cancellation	Rating 6.8 7,872 reviews	Search Lufthansa flights
Delta	PriceFrom $507	Free Cancellation	Rating 7.9 8,355 reviews	Search Delta flights
Air Canada	PriceFrom $537	Free Cancellation	Rating 7.1 10,853 reviews	Search Air Canada flights
American Airlines	PriceFrom $592	Free Cancellation	Rating 7.1 11,520 reviews	Search American Airlines flights
KLM	PriceFrom $625	Free Cancellation	Rating 7.8 1,477 reviews	Search KLM flights
Air France	PriceFrom $638	Free Cancellation	Rating 7.4 1,555 reviews	Search Air France flights
TAP AIR PORTUGAL	PriceFrom $805	Free Cancellation	Rating 7.1 2,182 reviews	Search TAP AIR PORTUGAL flights

Why use momondo?

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

It is quick and easy to find Tennessee to Portugal flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Portugal that suits you.

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

Flights from Tennessee 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 Tennessee to Portugal?

momondo provides multiple filters to help you find the best flight to Portugal from Tennessee. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Of course. momondo tracks the price of Tennessee to Portugal flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your Portugal trip

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Complete your trip

Feeling lucky

Popular cities in Portugal

Flights to Lisbonfrom $433

Flights to Portofrom $427

Flights to Funchalfrom $565

Flights to Farofrom $471

Flights to Ponta Delgadafrom $569

Flights to Lajesfrom $559

Flights to Pico Islandfrom $582

Flights to Hortafrom $596

Flights to Porto Santofrom $931

Flights to Velasfrom $713

Cheap flights from Tennessee to Portugal from $303

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 Portugal departing on 4/19. 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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Virgin Atlantic flights from Tennessee to Portugal

Our best Virgin Atlantic deals on Tennessee to Portugal flight tickets

Iberia flights from Tennessee to Portugal

Our best Iberia deals on Tennessee to Portugal flight tickets

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Use the filters below to find and compare flights from Tennessee to Portugal that are best for you.

See travel insights to Portugal from

How to get the cheapest flight ticket from Tennessee to Portugal

What is the cheapest month to fly to Portugal?

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

Can stopping save me money on Tennessee to Portugal flights?

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

What airlines fly to Portugal?

How long is the flight from Tennessee to Portugal?

Cheap Tennessee to Portugal flight deals and tips

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

Fastest flight time

Direct flights

Best airlines flying from Tennessee to Portugal

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

Why use momondo?

An easier way to manage your Portugal 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

Popular cities in Portugal

Popular flights according to clicks in the last 7 days on momondo

Tennessee flight routes

According to popular flight searches on momondo this year

Portugal flight routes

According to popular flight searches on momondo this year

Fly your favorite airline to Portugal

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

Cabin classes currently available on flights to Portugal

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

Complete your trip to Portugal

Explore popular destinations other users love

According to popular flight searches on momondo this year