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 Knoxville to Lisbon is 9h 30m on average, while flying from Nashville to Lisbon is 10h 25m on average. Lisbon is the most popular airport in 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 52% of people opting to fly with this airline when traveling to Portugal. Keep in mind that there are 7 different airlines that fly to Portugal on a routine basis, so you have a few additional options to choose from.

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

WestJet, British Airways, and American Airlines are the most popular carriers operating from Tennessee to 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 June 2026, there are 7 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.

$315 Cheap Flights from Tennessee to Portugal in 2026

Discover deals from 900+ travel sites with momondo.

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.

5:35 pm - 10:45 am

BNA

LIS

11h 10m

1 stop

12:45 pm - 9:44 pm

LIS

BNA

14h 59m

1 stop

$426Virgin Atlantic

Tue, Sep 22 - Fri, Oct 2

7:10 am - 10:45 am

BNA

LIS

21h 35m

2 stops

12:45 pm - 10:18 pm

LIS

BNA

15h 33m

2 stops

$429Virgin Atlantic

Tue, Sep 22 - Fri, Oct 2

8:55 pm - 11:40 pm

BNA

LIS

20h 45m

3 stops

6:10 am - 6:00 pm

LIS

BNA

17h 50m

2 stops

$629Multiple Airlines

Wed, Sep 2 - Sun, Sep 13

8:55 pm - 5:50 pm

BNA

LIS

14h 55m

2 stops

6:10 am - 6:00 pm

LIS

BNA

17h 50m

2 stops

$630Multiple Airlines

Wed, Sep 2 - Sun, Sep 13

11:00 am - 8:10 am

TRI

LIS

16h 10m

2 stops

12:25 pm - 12:14 am

LIS

TRI

16h 49m

2 stops

$744United Airlines

Tue, Dec 8 - Wed, Dec 16

6:00 am - 8:10 am

TRI

LIS

21h 10m

2 stops

11:20 am - 4:40 pm

LIS

TRI

34h 20m

2 stops

$745United Airlines

Tue, Dec 8 - Wed, Dec 16

6:00 am - 10:40 am

MEM

LIS

22h 40m

2 stops

8:55 am - 10:32 am

LIS

MEM

31h 37m

2 stops

$748Air Canada

Mon, Dec 7 - Thu, Dec 10

7:30 am - 9:50 am

MEM

LIS

20h 20m

2 stops

1:00 pm - 2:48 pm

LIS

MEM

31h 48m

2 stops

$753Air Canada

Mon, Dec 7 - Thu, Dec 10

3:51 pm - 12:55 pm

CHA

LIS

16h 04m

2 stops

8:20 am - 9:25 pm

LIS

CHA

17h 05m

2 stops

$765American Airlines

Mon, Oct 19 - Fri, Oct 30

3:51 pm - 12:05 pm

CHA

LIS

16h 14m

2 stops

6:30 am - 9:45 pm

LIS

CHA

19h 15m

2 stops

$861American Airlines

Sun, Oct 25 - Sat, Oct 31

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Delta flights from Tennessee to Portugal

Our best Delta deals on Tennessee to Portugal flight tickets

Delta

Oct 12

BNA6:28 pmNashville Intl

17h 22m

2 stops

LIS5:50 pmLisbon Humberto Delgado

Oct 22

LIS5:00 amLisbon Humberto Delgado

17h 59m

2 stops

BNA4:59 pmNashville Intl

$749

Delta

Sep 21

BNA7:10 amNashville Intl

21h 20m

1 stop

OPO10:30 amPorto

Sep 30

OPO12:40 pmPorto

14h 08m

1 stop

BNA8:48 pmNashville Intl

$848

Delta

Aug 12

TRI3:46 pmBlountville Tri Cities TN/VA

18h 39m

2 stops

OPO3:25 pmPorto

Aug 19

OPO5:00 amPorto

22h 23m

2 stops

TRI10:23 pmBlountville Tri Cities TN/VA

$880

American Airlines flights from Tennessee to Portugal

Our best American Airlines deals on Tennessee to Portugal flight tickets

American Airlines

Oct 19

CHA3:51 pmChattanooga Lovell Field

16h 04m

2 stops

LIS12:55 pmLisbon Humberto Delgado

Oct 30

LIS8:20 amLisbon Humberto Delgado

17h 05m

2 stops

CHA9:25 pmChattanooga Lovell Field

$765

American Airlines

Oct 25

CHA3:51 pmChattanooga Lovell Field

16h 14m

2 stops

LIS12:05 pmLisbon Humberto Delgado

Oct 31

LIS6:30 amLisbon Humberto Delgado

19h 15m

2 stops

CHA9:45 pmChattanooga Lovell Field

$861

American Airlines

Aug 3

MEM6:11 amMemphis

20h 54m

1 stop

LIS9:05 amLisbon Humberto Delgado

Aug 19

LIS11:05 amLisbon Humberto Delgado

15h 22m

1 stop

MEM8:27 pmMemphis

$919

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

NashvilleLisbon

BNA - LIS

BNALIS

Nashville Intl

Tue 9/22

5:35 pm-10:45 am

1 stop11h 10m

Lisbon Humberto Delgado

Fri 10/2

12:45 pm-9:44 pm

1 stop14h 59m

$426

NashvilleLisbon

BNA - LIS

BNALIS

Nashville Intl

Tue 9/22

7:10 am-10:45 am

2 stops21h 35m

Lisbon Humberto Delgado

Fri 10/2

12:45 pm-10:18 pm

2 stops15h 33m

$429

NashvilleLisbon

BNA - LIS

BNALIS

Nashville Intl

Wed 9/2

8:55 pm-11:40 pm

3 stops20h 45m

Lisbon Humberto Delgado

Sun 9/13

6:10 am-6:00 pm

2 stops17h 50m

$629

NashvilleLisbon

BNA - LIS

BNALIS

Nashville Intl

Wed 9/2

8:55 pm-5:50 pm

2 stops14h 55m

Lisbon Humberto Delgado

Sun 9/13

6:10 am-6:00 pm

2 stops17h 50m

$630

BlountvilleLisbon

TRI - LIS

TRILIS

Blountville Tri Cities TN/VA

Tue 12/8

11:00 am-8:10 am

2 stops16h 10m

Lisbon Humberto Delgado

Wed 12/16

12:25 pm-12:14 am

2 stops16h 49m

$744

BlountvilleLisbon

TRI - LIS

TRILIS

Blountville Tri Cities TN/VA

Tue 12/8

6:00 am-8:10 am

2 stops21h 10m

Lisbon Humberto Delgado

Wed 12/16

11:20 am-4:40 pm

2 stops34h 20m

$745

MemphisLisbon

MEM - LIS

MEMLIS

Memphis

Mon 12/7

6:00 am-10:40 am

2 stops22h 40m

Lisbon Humberto Delgado

Thu 12/10

8:55 am-10:32 am

2 stops31h 37m

$748

MemphisLisbon

MEM - LIS

MEMLIS

Memphis

Mon 12/7

7:30 am-9:50 am

2 stops20h 20m

Lisbon Humberto Delgado

Thu 12/10

1:00 pm-2:48 pm

2 stops31h 48m

$753

ChattanoogaLisbon

CHA - LIS

CHALIS

Chattanooga Lovell Field

Mon 10/19

3:51 pm-12:55 pm

2 stops16h 04m

Lisbon Humberto Delgado

Fri 10/30

8:20 am-9:25 pm

2 stops17h 05m

$765

ChattanoogaLisbon

CHA - LIS

CHALIS

Chattanooga Lovell Field

Sun 10/25

3:51 pm-12:05 pm

2 stops16h 14m

Lisbon Humberto Delgado

Sat 10/31

6:30 am-9:45 pm

2 stops19h 15m

$861

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 November. Flight prices, which tend to average around $350, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of November, then book flights to Portugal from Tennessee during March instead. Flights to Portugal in March, while not as cheap as those in November, still average around $435.

How far in advance should I book a flight from Tennessee 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 $902 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 $654 on momondo.

Can stopping save me money on Tennessee to Portugal flights?

You could potentially save up to 11% 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	9h 30m
Direct flights	None

The fastest flight from Tennessee to Portugal takes 9h 30m

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

Search flight deals

Frequently asked questions about flying from Tennessee to 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 June 2026, there are 7 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
Delta	PriceFrom $460	Free Cancellation	Rating 7.8 8,456 reviews	Search Delta flights
British Airways	PriceFrom $475	Free Cancellation	Rating 6.7 8,074 reviews	Search British Airways flights
Lufthansa	PriceFrom $507	Free Cancellation	Rating 6.8 8,103 reviews	Search Lufthansa flights
Air Canada	PriceFrom $532	Free Cancellation	Rating 7.1 11,269 reviews	Search Air Canada flights
United Airlines	PriceFrom $536	Free Cancellation	Rating 7.4 9,901 reviews	Search United Airlines flights
American Airlines	PriceFrom $590	Free Cancellation	Rating 7.1 11,778 reviews	Search American Airlines flights
KLM	PriceFrom $792	Free Cancellation	Rating 7.8 1,531 reviews	Search KLM 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.

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Feeling lucky

Popular cities in Portugal

Flights to Lisbonfrom $150

Flights to Portofrom $461

Flights to Funchalfrom $548

Flights to Farofrom $501

Flights to Ponta Delgadafrom $560

Flights to Lajesfrom $562

Flights to Hortafrom $784

Flights to Pico Islandfrom $615

Flights to Porto Santofrom $546

Flights to Velasfrom $693

Cheap flights from Tennessee to Portugal from $315

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 10/10. 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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Delta flights from Tennessee to Portugal

Our best Delta deals on Tennessee to Portugal flight tickets

American Airlines flights from Tennessee to Portugal

Our best American Airlines 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 from Tennessee 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

Frequently asked questions about flying from Tennessee to Portugal

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