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$733+ Cheap flights from Nashville (BNA) to Porto (OPO)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/31. Fares are subject to change and may not be available on all flights or dates of travel.
BNA — OPO
Apr 22 — Apr 291
Tue 4/22
Tue 4/29
1 adult, Economy
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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 April 17, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$790
(Air Canada)

Popular in

December

Cheapest in

January

Average price

$857
Provider with most accurate pricing for Nashville Intl-Porto flight deals.
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Provider most trusted by Cheapflights users for Nashville Intl-Porto flights.
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From Nashville Intl to Porto
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High demand for flights, 11% potential price rise
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Cheapest flight prices on average. 4% potential price decrease ($50 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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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 April 17, 2025.

This Mytrip deal was found by Cheapflights users on 4/16. 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.
Sat 5/3110:20 amBNA - OPO
2 stops14h 25mMultiple Airlines
Sat 6/71:30 pmOPO - BNA
1 stop33h 45mMultiple Airlines
Deal found 4/16$733
This Delta deal was found by Cheapflights users on 4/16. 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.
Mon 4/286:10 pmBNA - OPO
2 stops15h 20mDelta
Mon 5/126:30 amOPO - BNA
2 stops20h 43mDelta
Deal found 4/16$789
This United Airlines deal was found by Cheapflights users on 4/16. 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.
Wed 6/183:30 pmBNA - OPO
1 stop11h 50mUnited Airlines
Sun 7/611:20 amOPO - BNA
2 stops33h 08mUnited Airlines
Deal found 4/16$1,165
This oojo deal was found by Cheapflights users on 4/16. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/268:00 amBNA - OPO
2 stops49h 50mTurkish Airlines
Sun 5/410:45 amOPO - BNA
2 stops41h 04mTurkish Airlines
Deal found 4/16$1,278
This Air Canada deal was found by Cheapflights users on 4/16. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/183:30 pmBNA - OPO
1 stop11h 50mAir Canada
Sat 7/53:05 amOPO - BNA
2 stops20h 40mAir Canada
Deal found 4/16$1,288
This KLM deal was found by Cheapflights users on 4/16. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/181:50 pmBNA - OPO
2 stops14h 50mKLM
Sun 7/65:00 amOPO - BNA
2 stops17h 42mKLM
Deal found 4/16$1,325

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 April 17, 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

Sat 5/17

8:25 am-3:30 pm

2 stops25h 05m

Porto

Wed 5/28

6:05 pm-6:44 am

1 stop18h 39m

$808

NashvillePorto

BNA - OPO

BNAOPO

Nashville Intl

Wed 6/18

3:30 pm-9:20 am

1 stop11h 50m

Porto

Sun 7/6

11:20 am-3:55 pm

2 stops34h 35m

$1,164

NashvillePorto

BNA - OPO

BNAOPO

Nashville Intl

Wed 6/18

3:30 pm-9:20 am

1 stop11h 50m

Porto

Sun 7/6

12:35 pm-9:00 pm

1 stop14h 25m

$1,187

NashvillePorto

BNA - OPO

BNAOPO

Nashville Intl

Wed 6/18

1:50 pm-10:40 am

2 stops14h 50m

Porto

Sun 7/6

5:00 am-9:25 pm

2 stops22h 25m

$1,224

NashvillePorto

BNA - OPO

BNAOPO

Nashville Intl

Sat 4/26

8:00 am-3:50 pm

2 stops49h 50m

Porto

Sun 5/4

10:45 am-9:49 pm

2 stops41h 04m

$1,278

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/17

Compare providers for flights from Nashville to Porto

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Nashville to Porto in April.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*2 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Nashville-Porto flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Nashville-Porto flight deals on Cheapflights vs. AranGrant >95% of the time. Price accuracy is based on data collected from Nashville-Porto flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Nashville-Porto flights, Cheapflights users trust AranGrant the most. AranGrant has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Nashville-Porto flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 $1,081). 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 April 17, 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.

Rainfall in Porto by month

Plan your trip to Porto by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Porto ranges from 0.7 - 7.7 inches per month. December is typically the wettest month, when rainfall can reach 7.7 in. July is typically the driest time to visit Porto when rainfall is around 0.7 in.

Temperature in Porto by month

Plan your trip to Porto by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Porto, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 68.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 48.2 F).

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 April 17, 2025.
Delta
8.0
Very good
7,916 reviews

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,916 reviews
Delta
8.0
Very good
7,916 reviews

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
8,667 reviews
Delta
8.0
Very good
7,916 reviews

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Air Canada
7.0
Good
9,143 reviews
Delta
8.0
Very good
7,916 reviews

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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 $1,082, United Airlines will fly you from Nashville to Porto and back. In addition to United Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Air Canada and Delta - these airlines can fly you to your destination from $1,164 and $1,224, respectively. These flights start at 1% lower than the current average price 3 months from now.

  • 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 $1,081). 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?

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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 April 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$568Average$642FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$594Average$1,322FlexibilityNo cancel feeOn-time69%
DeltaCheapest$647Average$1,096FlexibilityNo cancel feeOn-timeN/A

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