HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Porto

$341+ Cheap flights from Nashville (BNA) to Porto (OPO)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/12. Fares are subject to change and may not be available on all flights or dates of travel.
BNA — OPO
Jul 5 — Jul 121
Sat 7/5
Sat 7/12
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Nashville to Porto with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Nashville to Porto

Discover tips and strategies to find the most affordable flight options for your journey from Nashville (BNA) to Porto (OPO). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 30, 2025.

Round-trip from

$692
(Mytrip)

Popular in

December

Cheapest in

January

Average price

$1,259
From Nashville Intl to Porto
Search Deals
High demand for flights, 3% potential price rise
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($57 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2025
Search Deals

Find flight deals from Nashville to Porto

Cheapest flights from Nashville to Porto
Explore the most affordable flight options available from Nashville to Porto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 30, 2025.

This Mytrip deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/177:52 pmBNA - OPO
3 stops31h 43mMultiple Airlines
Wed 8/276:00 amOPO - BNA
3 stops35h 05mMultiple Airlines
Deal found 6/30$692
This Gotogate deal was found by Cheapflights users on 6/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/116:04 amBNA - OPO
2 stops21h 31mAir Canada
Tue 8/2612:50 pmOPO - BNA
2 stops40h 09mAir Canada
Deal found 6/29$703
This United Airlines deal was found by Cheapflights users on 6/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/171:40 pmBNA - OPO
1 stop11h 15mUnited Airlines
Tue 8/2612:50 pmOPO - BNA
2 stops31h 37mUnited Airlines
Deal found 6/28$730
This Expedia deal was found by Cheapflights users on 6/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/138:57 amBNA - OPO
2 stops16h 38mIberia
Wed 8/208:35 pmOPO - BNA
2 stops31h 46mIberia
Deal found 6/29$779
This Travelocity deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/164:57 pmBNA - OPO
2 stops40h 43mLufthansa
Tue 8/266:00 amOPO - BNA
2 stops18h 38mLufthansa
Deal found 6/30$782
This Delta deal was found by Cheapflights users on 6/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/157:29 pmBNA - OPO
2 stops16h 41mDelta
Tue 8/196:35 amOPO - BNA
2 stops21h 08mDelta
Deal found 6/27$846

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated June 30, 2025.
Use the filters below to find and compare flights from Nashville to Porto that are best for you.

Fly from

Nashville

Fly to

Porto

Route

Depart

Return

Price

NashvillePorto

BNA - OPO

BNAOPO

Nashville Intl

Sun 8/17

7:52 pm-9:35 am

3 stops31h 43m

Porto

Wed 8/27

6:00 am-11:05 am

3 stops35h 05m

$692

NashvillePorto

BNA - OPO

BNAOPO

Nashville Intl

Mon 8/11

6:04 am-9:35 am

2 stops21h 31m

Porto

Tue 8/26

12:50 pm-10:59 pm

2 stops40h 09m

$703

NashvillePorto

BNA - OPO

BNAOPO

Nashville Intl

Sun 8/17

1:40 pm-6:55 am

1 stop11h 15m

Porto

Tue 8/26

12:50 pm-2:27 pm

2 stops31h 37m

$730

NashvillePorto

BNA - OPO

BNAOPO

Nashville Intl

Wed 8/13

8:57 am-7:35 am

2 stops16h 38m

Porto

Wed 8/20

8:35 pm-10:21 pm

2 stops31h 46m

$779

NashvillePorto

BNA - OPO

BNAOPO

Nashville Intl

Sat 8/16

4:57 pm-3:40 pm

2 stops40h 43m

Porto

Tue 8/26

6:00 am-6:38 pm

2 stops18h 38m

$782

NashvillePorto

BNA - OPO

BNAOPO

Nashville Intl

Fri 8/15

7:29 pm-6:10 pm

2 stops16h 41m

Porto

Tue 8/19

6:35 am-9:43 pm

2 stops21h 08m

$846

NashvillePorto

BNA - OPO

BNAOPO

Nashville Intl

Sun 10/12

6:00 am-10:30 am

2 stops22h 30m

$341

NashvillePorto

BNA - OPO

BNAOPO

Nashville Intl

Tue 9/2

7:10 am-5:00 pm

2 stops27h 50m

$754

NashvillePorto

BNA - OPO

BNAOPO

Nashville Intl

Tue 9/2

2:17 pm-7:45 am

1 stop11h 28m

$802

NashvillePorto

BNA - OPO

BNAOPO

Nashville Intl

Mon 7/7

3:30 pm-9:35 am

1 stop12h 05m

$1,082

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/30

Best time to book a flight from Nashville to Porto

Have a flexible travel schedule? Discover the best time to fly to Porto from Nashville with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Nashville to Porto

What is the cheapest month to book a flight from Nashville to Porto?

Currently, January is the cheapest month in which you can book a flight from Nashville to Porto (average of $523). Flying from Nashville to Porto in June is currently the most expensive (average of $1,038). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from BNA to OPO?

Find hourly flight availability from Nashville to Porto. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 30, 2025.

One of the essential ways to save on airfare from Nashville to Porto is to remain as flexible as possible. Flights that are in the evening tend to be the most expensive. A flight in the morning could potentially save you up to 27% on airfare.

How much does it cost to fly round-trip from Nashville to Porto?

Reviews of airlines servicing Porto

Get insights into the airlines that provide service to Porto. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Porto. Reviews last updated June 30, 2025.
Read through reviews of airlines operating flights from Nashville to Porto, such as Delta, United Airlines, and Air Canada. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,973 reviews

Food

7.3

Overall

8.0

Comfort

7.9

Entertainment

7.9

Crew

8.5

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,973 reviews
Delta
8.0
Very good
7,973 reviews

Food

7.3

Overall

8.0

Comfort

7.9

Entertainment

7.9

Crew

8.5

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,852 reviews
Delta
8.0
Very good
7,973 reviews

Food

7.3

Overall

8.0

Comfort

7.9

Entertainment

7.9

Crew

8.5

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Air Canada
7.1
Good
9,654 reviews
Delta
8.0
Very good
7,973 reviews

Food

7.3

Overall

8.0

Comfort

7.9

Entertainment

7.9

Crew

8.5

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
TAP AIR PORTUGAL
7.1
Good
1,911 reviews
Delta
8.0
Very good
7,973 reviews

Food

7.3

Overall

8.0

Comfort

7.9

Entertainment

7.9

Crew

8.5

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Iberia
7.0
Good
2,810 reviews
Delta
8.0
Very good
7,973 reviews

Food

7.3

Overall

8.0

Comfort

7.9

Entertainment

7.9

Crew

8.5

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Nashville to Porto. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines flying from Nashville to Porto round-trip?

    Currently priced at $703, Air Canada will fly you from Nashville to Porto and back. In addition to Air Canada, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from United Airlines and Iberia - these airlines can fly you to your destination from $730 and $779, respectively. These flights start at 31% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from Nashville to Porto one-way?

    One-way options have recently been found by users for as low as $754 on TAP AIR PORTUGAL. Other airlines that offer cheap prices include United Airlines from $802 and Air Canada from $1,082 one-way.

  • Can I find deals for flights from Nashville to Porto that include hotel bookings?

    Yes. In addition to deals on Nashville to Porto flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Nashville to Porto?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Nashville to Porto.

  • Can I find deals for business class flights from Nashville to Porto?

    Yes. Cheapflights offers flight deals from Nashville to Porto by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Nashville to Porto?

    Currently, January is the cheapest month in which you can book a flight from Nashville to Porto (average of $523). Flying from Nashville to Porto in June is currently the most expensive (average of $1,038). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Nashville?

Book flights to Nashville if you plan to visit one of these locations
Aveiro
Coimbra
Matosinhos

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 3 airlines flying from Nashville to Porto

Discover the top 3 airlines that operate flights from Nashville to Porto. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$568Average$642FlexibilityNo cancel feeOn-time71%
DeltaCheapest$647Average$1,268FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$681Average$1,171FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.