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

Currently, January is the cheapest month in which you can book a flight from Blountville to Porto (average of $523). Flying from Blountville to Porto in June is currently the most expensive (average of $1,033). 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.

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.

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).

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

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Blountville to Porto as you normally would.

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

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

How can I find direct flights from Blountville to Porto?

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

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

Yes. Cheapflights offers flight deals from Blountville 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.

$690+ Flights from Blountville to Porto

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Cheap flight deals from Blountville to Porto

Round-trip from	$690 (Delta)

From Blountville Tri Cities TN/VA to Porto

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Cheapest flights from Blountville to Porto
Explore the most affordable flight options available from Blountville to Porto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 3, 2025.

Fri 11/146:05 amTRI - OPO

2 stops23h 45mDelta

Tue 11/1811:45 amOPO - TRI

2 stops39h 39mDelta

Deal found 7/2

$690

Best flights from Blountville to Porto
Discover carefully curated flight deals from Blountville to Porto that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 3, 2025.

Fri 11/146:05 amTRI - OPO

2 stops23h 45mDelta

Tue 11/1811:45 amOPO - TRI

2 stops39h 39mDelta

Deal found 7/2

$690

Cheapflights Fare Finder

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

Fly from

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Route

Depart

Return

Price

BlountvillePorto

TRI - OPO

TRIOPO

Blountville Tri Cities TN/VA

Fri 11/14

6:05 am-10:50 am

2 stops23h 45m

Porto

Tue 11/18

11:45 am-10:24 pm

2 stops39h 39m

$690

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/2

Best time to book a flight from Blountville to Porto

Have a flexible travel schedule? Discover the best time to fly to Porto from Blountville 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.

Reviews of airlines servicing Porto

See what other customers who have flown with Delta from Blountville to Porto have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

7,970 reviews

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

7,970 reviews

Delta

8.0

Very good

7,970 reviews

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

Can I find deals for flights from Blountville to Porto that include hotel bookings?
Yes. In addition to deals on Blountville to Porto flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Blountville to Porto?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Blountville to Porto.
Can I find deals for business class flights from Blountville to Porto?
Yes. Cheapflights offers flight deals from Blountville 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 Blountville to Porto?
Currently, January is the cheapest month in which you can book a flight from Blountville to Porto (average of $523). Flying from Blountville to Porto in June is currently the most expensive (average of $1,033). 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.

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$690+ Cheap flights from Blountville (TRI) 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 11/14. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Blountville to Porto with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Blountville to Porto

Round-trip from

Find flight deals from Blountville to Porto

Cheapest flights from Blountville to PortoExplore the most affordable flight options available from Blountville to Porto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 3, 2025.

Explore the most affordable flight options available from Blountville to Porto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 3, 2025.

Cheapflights Fare Finder

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

Best time to book a flight from Blountville to Porto

Have a flexible travel schedule? Discover the best time to fly to Porto from Blountville with our price prediction graph.

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 July 3, 2025.

See what other customers who have flown with Delta from Blountville to Porto have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

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

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

How can I find direct flights from Blountville to Porto?

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

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

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Cheapest flights from Blountville to Porto
Explore the most affordable flight options available from Blountville to Porto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 3, 2025.