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

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

What airlines fly to Portugal?

United Airlines, American Airlines and Delta 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 57% of people opting to fly with this airline when traveling to Portugal. Keep in mind that there are 8 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 Chattanooga to Lisbon is 10h 38m on average, while flying from Nashville to Lisbon is 11h 35m 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 May 2026, there are 8 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.

$347 Cheap Flights from Tennessee to Portugal in 2026

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

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.

3:23 pm - 11:50 am

BNA

LIS

15h 27m

2 stops

12:30 pm - 11:57 pm

LIS

BNA

17h 27m

2 stops

$767Iberia

Tue, Oct 27 - Tue, Nov 24

8:15 am - 9:20 am

BNA

LIS

19h 05m

1 stop

11:20 am - 4:01 pm

LIS

BNA

33h 41m

2 stops

$792United Airlines

Wed, Oct 21 - Wed, Oct 28

3:44 pm - 10:30 am

BNA

LIS

12h 46m

2 stops

11:20 am - 2:11 pm

LIS

BNA

31h 51m

3 stops

$793United Airlines

Wed, Oct 21 - Wed, Oct 28

2:25 pm - 9:50 am

BNA

LIS

14h 25m

1 stop

5:00 am - 7:50 pm

LIS

BNA

20h 50m

2 stops

$801Multiple Airlines

Tue, Oct 27 - Tue, Nov 24

8:15 am - 9:20 am

BNA

LIS

19h 05m

1 stop

11:20 am - 3:05 pm

LIS

BNA

32h 45m

1 stop

$806Air Canada

Wed, Oct 21 - Wed, Oct 28

6:50 pm - 9:35 am

BNA

LIS

32h 45m

1 stop

6:10 am - 12:15 pm

LIS

BNA

36h 05m

2 stops

$835Multiple Airlines

Wed, Jun 10 - Sun, Jun 21

6:35 pm - 7:00 am

BNA

OPO

54h 25m

2 stops

12:15 pm - 3:57 pm

OPO

BNA

33h 42m

2 stops

$836Air Canada

Sat, Aug 15 - Tue, Aug 25

12:37 pm - 7:50 am

BNA

OPO

37h 13m

2 stops

7:20 pm - 8:06 pm

OPO

BNA

30h 46m

2 stops

$852SWISS

Tue, Aug 11 - Mon, Aug 24

4:48 pm - 10:45 am

CHA

LIS

12h 57m

2 stops

5:35 am - 11:43 pm

LIS

CHA

23h 08m

2 stops

$862Delta

Sun, Aug 16 - Thu, Aug 20

8:21 am - 11:15 am

CHA

LIS

21h 54m

2 stops

5:00 am - 8:44 pm

LIS

CHA

20h 44m

2 stops

$914Delta

Thu, Aug 13 - Fri, Aug 21

Iberia flights from Tennessee to Portugal

Our best Iberia deals on Tennessee to Portugal flight tickets

Iberia

Oct 27

BNA3:23 pmNashville Intl

15h 27m

2 stops

LIS11:50 amLisbon Humberto Delgado

Nov 24

LIS12:30 pmLisbon Humberto Delgado

17h 27m

2 stops

BNA11:57 pmNashville Intl

$767

Iberia

Nov 6

BNA7:16 pmNashville Intl

16h 49m

2 stops

LIS6:05 pmLisbon Humberto Delgado

Nov 15

LIS7:45 amLisbon Humberto Delgado

21h 08m

2 stops

BNA10:53 pmNashville Intl

$867

Iberia

Aug 12

MEM5:20 pmMemphis

16h 45m

2 stops

LIS4:05 pmLisbon Humberto Delgado

Aug 16

LIS8:45 pmLisbon Humberto Delgado

41h 55m

2 stops

MEM8:40 amMemphis

$1,010

Air Canada flights from Tennessee to Portugal

Our best Air Canada deals on Tennessee to Portugal 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

Oct 17

MEM6:22 pmMemphis

32h 58m

2 stops

LIS9:20 amLisbon Humberto Delgado

Oct 25

LIS1:00 pmLisbon Humberto Delgado

37h 53m

2 stops

MEM9:53 pmMemphis

$867

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

NashvilleLisbon

BNA - LIS

BNALIS

Nashville Intl

Tue 10/27

3:23 pm-11:50 am

2 stops15h 27m

Lisbon Humberto Delgado

Tue 11/24

12:30 pm-11:57 pm

2 stops17h 27m

$767

NashvilleLisbon

BNA - LIS

BNALIS

Nashville Intl

Wed 10/21

8:15 am-9:20 am

1 stop19h 05m

Lisbon Humberto Delgado

Wed 10/28

11:20 am-4:01 pm

2 stops33h 41m

$792

NashvilleLisbon

BNA - LIS

BNALIS

Nashville Intl

Wed 10/21

3:44 pm-10:30 am

2 stops12h 46m

Lisbon Humberto Delgado

Wed 10/28

11:20 am-2:11 pm

3 stops31h 51m

$793

NashvilleLisbon

BNA - LIS

BNALIS

Nashville Intl

Tue 10/27

2:25 pm-9:50 am

1 stop14h 25m

Lisbon Humberto Delgado

Tue 11/24

5:00 am-7:50 pm

2 stops20h 50m

$801

NashvilleLisbon

BNA - LIS

BNALIS

Nashville Intl

Wed 10/21

8:15 am-9:20 am

1 stop19h 05m

Lisbon Humberto Delgado

Wed 10/28

11:20 am-3:05 pm

1 stop32h 45m

$806

NashvilleLisbon

BNA - LIS

BNALIS

Nashville Intl

Wed 6/10

6:50 pm-9:35 am

1 stop32h 45m

Lisbon Humberto Delgado

Sun 6/21

6:10 am-12:15 pm

2 stops36h 05m

$835

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 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

ChattanoogaLisbon

CHA - LIS

CHALIS

Chattanooga Lovell Field

Sun 8/16

4:48 pm-10:45 am

2 stops12h 57m

Lisbon Humberto Delgado

Thu 8/20

5:35 am-11:43 pm

2 stops23h 08m

$862

ChattanoogaLisbon

CHA - LIS

CHALIS

Chattanooga Lovell Field

Thu 8/13

8:21 am-11:15 am

2 stops21h 54m

Lisbon Humberto Delgado

Fri 8/21

5:00 am-8:44 pm

2 stops20h 44m

$914

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 March. Flight prices, which tend to average around $435, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of March, then book flights to Portugal from Tennessee during May instead. Flights to Portugal in May, while not as cheap as those in March, still average around $449.

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 $896 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 46% 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	10h 38m
Direct flights	None

The fastest flight from Tennessee to Portugal takes 10h 38m

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 May 2026, there are 8 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 9,694 reviews	Search United Airlines flights
British Airways	PriceFrom $475	Free Cancellation	Rating 6.7 7,964 reviews	Search British Airways flights
Lufthansa	PriceFrom $507	Free Cancellation	Rating 6.8 7,985 reviews	Search Lufthansa flights
Delta	PriceFrom $507	Free Cancellation	Rating 7.9 8,454 reviews	Search Delta flights
Air Canada	PriceFrom $537	Free Cancellation	Rating 7.1 11,012 reviews	Search Air Canada flights
American Airlines	PriceFrom $592	Free Cancellation	Rating 7.1 11,667 reviews	Search American Airlines flights
KLM	PriceFrom $792	Free Cancellation	Rating 7.8 1,513 reviews	Search KLM flights
TAP AIR PORTUGAL	PriceFrom $805	Free Cancellation	Rating 7.2 2,249 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

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.

Start using Trips

Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

1 adult

Tue 6/9

Tue 6/16

Email me momondo's favorite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Portugal

Popular cities

Other flights from Tennessee

Other flights to Portugal

Airlines

Cabin classes

Complete your trip

Feeling lucky

Popular cities in Portugal

Flights to Lisbonfrom $435

Flights to Portofrom $438

Flights to Funchalfrom $620

Flights to Farofrom $621

Flights to Ponta Delgadafrom $610

Flights to Lajesfrom $621

Flights to Pico Islandfrom $663

Flights to Hortafrom $777

Flights to Porto Santofrom $1,061

Flights to Velasfrom $771

Cheap flights from Tennessee to Portugal 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 Tennessee to Portugal 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.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from Tennessee to Portugal

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Iberia flights from Tennessee to Portugal

Our best Iberia deals on Tennessee to Portugal flight tickets

Air Canada flights from Tennessee to Portugal

Our best Air Canada deals on Tennessee to Portugal flight tickets

momondo Fare Finder

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